Ermittlung Sprache aus lehre.tbl_studienplan_lehrveranstaltung

standard_conforming_strings funktioniert

.gitignore

@@ -24,6 +24,7 @@ application/logs/
 application/models/extensions/
 application/views/extensions/
 application/widgets/extensions/
+application/components/extensions/
 
 public/extensions/
 

application/components/filters/LogsViewer.php

@@ -0,0 +1,19 @@
+<?php
+	$filterCmptArray = array(
+		'app' => 'core',
+		'datasetName' => 'logs',
+		//'filterKurzbz' => 'jobs48hours', // REMOVE ME
+		'query' => '
+			SELECT wsl.webservicelog_id AS "LogId",
+					wsl.request_id AS "RequestId",
+					wsl.execute_time AS "ExecutionTime",
+					wsl.execute_user AS "ExecutedBy",
+					wsl.beschreibung AS "Description",
+					wsl.request_data AS "Data",
+					wsl.webservicetyp_kurzbz AS "WebserviceType"
+			 FROM system.tbl_webservicelog wsl
+		 ORDER BY wsl.execute_time DESC
+		',
+		'requiredPermissions' => 'admin'
+	);
+

application/config/anrechnung.php

@@ -6,10 +6,6 @@ if (! defined('BASEPATH')) exit('No direct script access allowed');
 // Deadline for Application given as Time-Interval after Semesterstart.
 $config['interval_blocking_application'] = 'P1M';
 
-// Application submission period given by start- and enddate.
-$config['submit_application_start'] = '05.09.2022';
-$config['submit_application_end'] = '22.09.2022';
-
 // Lehrveranstaltungen with these grades will be blocked for application
 $config['grades_blocking_application'] = array(
 	5,  // nicht genügend
@@ -19,4 +15,9 @@ $config['grades_blocking_application'] = array(
 	14, // nicht bestanden,
 	15, // nicht teilgenommen
 	18  // unentschuldigt
-);
+);
+
+//Enables Fachbereichsleiter instead of LV Leiter
+$config['fbl'] = FALSE;
+//Enables Info Mails
+$config['send_mail'] = TRUE;

application/config/navigation.php

@@ -15,7 +15,7 @@ $config['navigation_header'] = array(
 			'description' => 'Organisation',
 			'sort' => 20,
 			'requiredPermissions' => 'basis/vilesci:r',
-			'children'=> array(
+			'children' => array(
 				'vilesci' => array(
 					'link' => base_url('vilesci'),
 					'icon' => '',
@@ -40,7 +40,7 @@ $config['navigation_header'] = array(
 			'description' => 'Lehre',
 			'sort' => 30,
 			'requiredPermissions' => 'basis/vilesci:r',
-			'children'=> array(
+			'children' => array(
 				'cis' => array(
 					'link' => CIS_ROOT,
 					'icon' => '',
@@ -71,16 +71,16 @@ $config['navigation_header'] = array(
 						'lehre/lehrauftrag_erteilen:r'
 					)
 				),
-                'zverfueg' => array(
-                    'link' => site_url('lehre/lvplanung/AdminZeitverfuegbarkeit'),
-                    'description' => 'Zeitverfügbarkeit',
-                    'expand' => true,
-                    'sort' => 45,
-                    'requiredPermissions' => array(
-                        'lehre/zeitverfuegbarkeit:rw',
-                        'lehre/zeitverfuegbarkeit:rw'
-                    )
-                ),
+				'zverfueg' => array(
+					'link' => site_url('lehre/lvplanung/AdminZeitverfuegbarkeit'),
+					'description' => 'Zeitverfügbarkeit',
+					'expand' => true,
+					'sort' => 45,
+					'requiredPermissions' => array(
+						'lehre/zeitverfuegbarkeit:rw',
+						'lehre/zeitverfuegbarkeit:rw'
+					)
+				),
 				'zgvueberpruefung' => array(
 					'link' => site_url('system/infocenter/ZGVUeberpruefung'),
 					'description' => 'ZGV Überprüfung',
@@ -98,7 +98,7 @@ $config['navigation_header'] = array(
 			'description' => 'Personen',
 			'sort' => 40,
 			'requiredPermissions' => 'basis/vilesci:r',
-			'children'=> array(
+			'children' => array(
 				'messages' => array(
 					'link' => site_url('system/messages/MessageClient/read'),
 					'icon' => '',
@@ -120,11 +120,18 @@ $config['navigation_header'] = array(
 					'sort' => 30,
 					'requiredPermissions' => 'system/issues_verwalten:r'
 				),
+				'plausichecks' => array(
+					'link' => site_url('system/issues/Plausichecks'),
+					'description' => 'Plausichecks',
+					'expand' => true,
+					'sort' => 40,
+					'requiredPermissions' => 'system/issues_verwalten:r'
+				),
 				'gruppenmanagement' => array(
 					'link' => site_url('person/Gruppenmanagement'),
 					'description' => 'Gruppenmanagement',
 					'expand' => true,
-					'sort' => 40,
+					'sort' => 50,
 					'requiredPermissions' => 'lehre/gruppenmanager:r'
 				)
 			)
@@ -136,7 +143,7 @@ $config['navigation_header'] = array(
 			'expand' => false,
 			'sort' => 50,
 			'requiredPermissions' => 'admin:r',
-			'children'=> array(
+			'children' => array(
 				'extensions' => array(
 					'link' => site_url('system/extensions/Manager'),
 					'description' => 'Extensions Manager',
@@ -157,7 +164,14 @@ $config['navigation_header'] = array(
 					'expand' => true,
 					'sort' => 20,
 					'requiredPermissions' => 'system/developer:r'
-				)
+				),
+                'anrechnungen' => array(
+                    'link' => site_url('lehre/anrechnung/AdminAnrechnung'),
+                    'description' => 'Anrechnungen',
+                    'expand' => true,
+                    'sort' => 30,
+                    'requiredPermissions' => 'lehre/anrechnungszeitfenster:rw'
+                )
 			)
 		)
 	)
@@ -177,6 +191,15 @@ $config['navigation_menu']['Vilesci/index'] = array(
 	)
 );
 
+$config['navigation_menu']['Vilesci/index'] = array(
+    'dashboard' => array(
+        'link' => '#',
+        'description' => 'Dashboard',
+        'icon' => 'dashboard',
+        'sort' => 1
+    )
+);
+
 $config['navigation_menu']['organisation/Reihungstest/index'] = array(
 	'reihungstestverwalung' => array(
 		'link' => base_url('vilesci/stammdaten/reihungstestverwaltung.php'),
@@ -201,7 +224,8 @@ $config['navigation_menu']['lehre/lehrauftrag/Lehrauftrag/*'] = array(
 		'icon' => 'dashboard',
 		'sort' => 1,
 		'requiredPermissions' => array('lehre/lehrauftrag_bestellen:r','lehre/lehrauftrag_erteilen:r')
-	),'lehrauftragBestellen' => array(
+	),
+	'lehrauftragBestellen' => array(
 		'link' => site_url('lehre/lehrauftrag/Lehrauftrag'),
 		'description' => 'Lehrauftrag bestellen',
 		'icon' => '',
@@ -223,6 +247,7 @@ $config['navigation_menu']['lehre/lehrauftrag/Lehrauftrag/*'] = array(
 		'requiredPermissions' => array('lehre/lehrauftrag_erteilen:r')
 	)
 );
+
 $config['navigation_menu']['lehre/lehrauftrag/LehrauftragErteilen/*'] = array(
 	'lehrauftragDashboard' => array(
 		'link' => site_url('lehre/lehrauftrag/Lehrauftrag/Dashboard'),
@@ -230,7 +255,8 @@ $config['navigation_menu']['lehre/lehrauftrag/LehrauftragErteilen/*'] = array(
 		'icon' => 'dashboard',
 		'sort' => 1,
 		'requiredPermissions' => array('lehre/lehrauftrag_bestellen:r','lehre/lehrauftrag_erteilen:r')
-	),'lehrauftragBestellen' => array(
+	),
+	'lehrauftragBestellen' => array(
 		'link' => site_url('lehre/lehrauftrag/Lehrauftrag'),
 		'description' => 'Lehrauftrag bestellen',
 		'icon' => '',
@@ -257,9 +283,18 @@ $config['navigation_menu']['system/issues/Issues/*'] = array(
 	'fehlerzustaendigkeiten' => array(
 		'link' => site_url('system/issues/IssuesZustaendigkeiten'),
 		'description' => 'Fehler Zuständigkeiten',
-		'icon' => 'cogs',
+		'icon' => 'users',
 		'sort' => 100,
 		'target' => '_blank',
 		'requiredPermissions' => array('admin:rw')
-	)
+	),
+	'fehlerkonfiguration' => array(
+		'link' => site_url('system/issues/IssuesKonfiguration'),
+		'description' => 'Fehler Konfiguration',
+		'icon' => 'cogs',
+		'sort' => 200,
+		'target' => '_blank',
+		'requiredPermissions' => array('admin:rw')
+	),
 );
+

application/config/routes.php

@@ -60,3 +60,26 @@ $route['api/v1/organisation/[G|g]eschaeftsjahr/(:any)'] = 'api/v1/organisation/g
 $route['api/v1/organisation/[O|o]rganisationseinheit/(:any)'] = 'api/v1/organisation/organisationseinheit2/$1';
 $route['api/v1/ressource/[B|b]etriebsmittelperson/(:any)'] = 'api/v1/ressource/betriebsmittelperson2/$1';
 $route['api/v1/system/[S|s]prache/(:any)'] = 'api/v1/system/sprache2/$1';
+
+// load routes from extensions
+$subdir = 'application/config/extensions';
+$dirlist = scandir($subdir);
+
+if ($dirlist)
+{
+	$files = array_diff($dirlist, array('.','..'));
+
+	foreach ($files as &$item)
+	{
+		if (is_dir($subdir . DIRECTORY_SEPARATOR . $item))
+		{
+			$routes_file = $subdir . DIRECTORY_SEPARATOR . $item . DIRECTORY_SEPARATOR . 'routes.php';
+
+			if (file_exists($routes_file))
+			{
+				require($routes_file);
+			}
+		}
+	}
+}
+

application/controllers/codex/UHSTAT1.php

@@ -0,0 +1,438 @@
+<?php
+
+if (! defined("BASEPATH")) exit("No direct script access allowed");
+
+class UHSTAT1 extends FHC_Controller
+{
+	const BERECHTIGUNG_UHSTAT_VERWALTEN = 'student/uhstat1daten_verwalten';
+	const PERSON_ID_SESSION_INDEX = 'bewerbung/personId';
+	const CODEX_OESTERREICH = 'A';
+	const LOWER_BOUNDARY_YEARS = 160;
+	const UPPER_BOUNDARY_YEARS = 20;
+
+	private $_uid;
+	private $_uhstat1Fields = array();
+
+	public function __construct()
+	{
+		parent::__construct();
+
+		// load ci libs
+		$this->load->library('form_validation');
+
+		// load ci helpers
+		$this->load->helper(array('form', 'url'));
+
+		// load libraries
+		$this->load->library('AuthLib');
+		$this->load->library('PermissionLib');
+
+		// load models
+		$this->load->model('codex/Oehbeitrag_model', 'OehbeitragModel');
+		$this->load->model('organisation/Studiensemester_model', 'StudiensemesterModel');
+		$this->load->model('system/Sprache_model', 'SpracheModel');
+		$this->load->model('codex/Abschluss_model', 'AbschlussModel');
+		$this->load->model('codex/Uhstat1daten_model', 'Uhstat1datenModel');
+
+		$this->loadPhrases(
+			array(
+				'ui',
+				'uhstat'
+			)
+		);
+
+		$this->_uid = getAuthUID();
+
+		// set form field information
+		$this->_uhstat1Fields = array(
+			'mutter_geburtsstaat' => array('name' => 'Geburtsstaat Mutter'),
+			'mutter_geburtsjahr' => array('name' => 'Geburtsjahr Mutter'),
+			'mutter_bildungsstaat' => array('name' => 'Bildungsstaat Mutter'),
+			'mutter_bildungmax' => array(
+				'name' => 'Geburtsjahr Mutter',
+				'rules' => array(
+					'callback_bildungsstaat_bildungmax_check[m]' => array(
+						'bildungsstaat_bildungmax_check' => $this->p->t('uhstat', 'ausbildungBildungsstaatUebereinstimmung')
+					)
+				)
+			),
+			'vater_geburtsstaat' => array('name' => 'Geburtsstaat Vater'),
+			'vater_geburtsjahr' => array('name' => 'Geburtsjahr Vater'),
+			'vater_bildungsstaat' => array('name' => 'Bildungsstaat Vater'),
+			'vater_bildungmax' => array('name' => 'Geburtsjahr Vater'),
+			'vater_bildungmax' => array(
+				'name' => 'Geburtsjahr Vater',
+				'rules' => array(
+					'callback_bildungsstaat_bildungmax_check[v]' => array(
+						'bildungsstaat_bildungmax_check' => $this->p->t('uhstat', 'ausbildungBildungsstaatUebereinstimmung')
+					)
+				)
+			)
+		);
+	}
+
+	// -----------------------------------------------------------------------------------------------------------------
+	// Public methods
+
+	public function index()
+	{
+		$formMetaData = $this->_getFormMetaData();
+
+		if (isError($formMetaData)) show_error(getError($formMetaData));
+
+		if (!hasData($formMetaData)) show_error("No form meta data could be loaded");
+
+		$uhstatData = $this->_getUHSTAT1Data();
+
+		if (isError($uhstatData)) show_error(getError($uhstatData));
+
+		$this->load->view("codex/uhstat1.php", array(
+				'formMetaData' => getData($formMetaData),
+				'uhstatData' => getData($uhstatData)
+			)
+		);
+	}
+
+	/**
+	 * Add or update UHSTAT1 data
+	 */
+	public function saveUHSTAT1Data()
+	{
+		$saved = false;
+
+		$person_id = $this->_getValidPersonId('sui');
+
+		$this->form_validation->set_error_delimiters('<span class="text-danger">', '</span>');
+
+		foreach ($this->_uhstat1Fields as $field => $params)
+		{
+			// all fields are required
+			$ruleNames = 'required';
+			$ruleMessages = array('required' => $this->p->t('uhstat', 'angabeFehlt'));
+
+			// add additional rules
+			if (isset($params['rules']))
+			{
+				foreach ($params['rules'] as $ruleName => $ruleMessage)
+				{
+					$ruleNames .= '|'.$ruleName;
+					$ruleMessages = array_merge($ruleMessages, $ruleMessage);
+				}
+			}
+
+			$this->form_validation->set_rules(
+				$field,
+				$params['name'],
+				$ruleNames,
+				$ruleMessages
+			);
+		}
+
+		$uhstat1datenRes = null;
+		if ($this->form_validation->run()) // if valid
+		{
+			// get post fields
+			$uhstatData = array();
+			foreach ($this->_uhstat1Fields as $field => $params)
+			{
+				$uhstatData[$field] = $this->input->post($field);
+			}
+
+			// check if entry already exists
+			$uhstat1datenloadRes = $this->Uhstat1datenModel->loadWhere(array('person_id' => $person_id));
+
+			// if yes, update
+			if (hasData($uhstat1datenloadRes))
+			{
+				$uhstatData['updateamum'] = 'NOW()';
+				$uhstatData['updatevon'] = $this->_uid;
+				$uhstat1datenRes = $this->Uhstat1datenModel->update(
+					array('person_id' => $person_id),
+					$uhstatData
+				);
+			}
+			else // otherwise insert
+			{
+				$uhstatData['insertamum'] = 'NOW()';
+				$uhstatData['insertvon'] = $this->_uid;
+				$uhstat1datenRes = $this->Uhstat1datenModel->insert(
+					array_merge($uhstatData, array('person_id' => $person_id))
+				);
+			}
+		}
+
+		$formMetaData = $this->_getFormMetaData();
+
+		if (isError($formMetaData)) show_error(getError($formMetaData));
+
+		if (!hasData($formMetaData)) show_error("No form meta data could be loaded");
+
+		$successMessage = '';
+		$errorMessage = '';
+		// pass success/error messages to view
+		if (isset($uhstat1datenRes))
+		{
+			if (isSuccess($uhstat1datenRes))
+			{
+				$successMessage = $this->p->t('uhstat', 'erfolgreichGespeichert');
+				$saved = true;
+			}
+			else
+				$errorMessage = $this->p->t('uhstat', 'fehlerBeimSpeichern');
+		}
+
+		// load view with form data
+		$this->load->view("codex/uhstat1.php", array(
+				'formMetaData' => getData($formMetaData),
+				'saved' => $saved,
+				'successMessage' => $successMessage,
+				'errorMessage' => $errorMessage
+			)
+		);
+	}
+
+	/**
+	 * Check callback for Bildungsstaat - if Bildungsstaat is Austria, a highest education should be in Austria.
+	 * @param $bildungmax
+	 * @param $bildungsstaat_typ - mother (m) or father (v)
+	 * @return bool true if valid, false otherwise
+	 */
+	public function bildungsstaat_bildungmax_check($bildungmax, $bildungsstaat_typ)
+	{
+		// valid if no type passed
+		if (!isset($bildungsstaat_typ) || !isset($bildungmax)) return true;
+
+		// get correct input
+		if ($bildungsstaat_typ == 'm') // mutter
+			$bildungsstaat = $this->input->post('mutter_bildungsstaat');
+		elseif ($bildungsstaat_typ == 'v') // vater
+			$bildungsstaat = $this->input->post('vater_bildungsstaat');
+		else
+			return true;
+
+		if (!isset($bildungsstaat)) return true;
+
+		// find out if abschluss is in Austria
+		$this->AbschlussModel->addSelect("in_oesterreich");
+		$abschlussRes = $this->AbschlussModel->load($bildungmax);
+
+		if (hasData($abschlussRes))
+		{
+			$in_oesterreich = getData($abschlussRes)[0]->in_oesterreich;
+			// invalid if abschluss in Austria, but not Bildungsstaat, or abschluss not in Austria, but Bildungsstaat in Austria
+			return ($in_oesterreich && $bildungsstaat == self::CODEX_OESTERREICH) || (!$in_oesterreich && $bildungsstaat != self::CODEX_OESTERREICH);
+		}
+
+		return false;
+	}
+
+	/**
+	 * Deletes UHSTAT1 entry.
+	 */
+	public function deleteUHSTAT1Data()
+	{
+		$saved = false;
+
+		// uhstat data can only be deleted with permission
+		if (!$this->_checkPermission('suid')) show_error('no permission');
+
+		$person_id = $this->_getValidPersonId('suid');
+
+		$uhstat1datenRes = $this->Uhstat1datenModel->delete(
+			array('person_id' => $person_id)
+		);
+
+		$formMetaData = $this->_getFormMetaData();
+
+		if (isError($formMetaData)) show_error(getError($formMetaData));
+
+		if (!hasData($formMetaData)) show_error("No form meta data could be loaded");
+
+		$successMessage = '';
+		$errorMessage = '';
+		// pass success/error messages to view
+		if (isset($uhstat1datenRes))
+		{
+			if (isSuccess($uhstat1datenRes))
+			{
+				$successMessage = $this->p->t('uhstat', 'erfolgreichGeloescht');
+			}
+			else
+				$errorMessage = $this->p->t('uhstat', 'fehlerBeimLoeschen');
+		}
+
+		// load view with form data
+		$this->load->view("codex/uhstat1.php", array(
+				'formMetaData' => getData($formMetaData),
+				'successMessage' => $successMessage,
+				'errorMessage' => $errorMessage
+			)
+		);
+	}
+
+	// -----------------------------------------------------------------------------------------------------------------
+	// Private methods
+
+	/**
+	 * Gets initial data needed to display UHSTAT1 form.
+	 */
+	private function _getFormMetaData()
+	{
+		$person_id = $this->_getValidPersonId('s');
+
+		// read only display param
+		$readOnly = $this->input->get('readOnly');
+
+		// depending on permissions, editing or deleting is possible
+		$editPermission = $this->_checkPermission('sui');
+		$deletePermission = $this->_checkPermission('suid');
+
+		$languageIdx = $this->_getLanguageIndex();
+
+		$formMetaData = array(
+			'nation' => array(),
+			'abschluss_oesterreich' => array(),
+			'abschluss_nicht_oesterreich' => array(),
+			'jahre' => array(),
+			'person_id' => $person_id,
+			'editPermission' => $editPermission,
+			'deletePermission' => $deletePermission,
+			'readOnly' => $readOnly
+		);
+
+		// get person data
+		$this->load->model('person/Person_model', 'PersonModel');
+		$this->PersonModel->addSelect("vorname, nachname");
+		$personRes = $this->PersonModel->load($person_id);
+
+		if (isError($personRes)) return $personRes;
+
+		if (hasData($personRes))
+		{
+			$person = getData($personRes)[0];
+			$formMetaData['vorname'] = $person->vorname;
+			$formMetaData['nachname'] = $person->nachname;
+		}
+
+		$nationTextFieldName = $languageIdx == 1 ? 'langtext' : 'engltext';
+
+		// get nation list
+		$this->load->model('codex/Nation_model', 'NationModel');
+
+		$this->NationModel->addSelect("nation_code, $nationTextFieldName AS nation_text");
+		$this->NationModel->addOrder("nation_text");
+		$nationRes = $this->NationModel->load();
+
+		if (isError($nationRes)) return $nationRes;
+
+		if (hasData($nationRes))
+		{
+			$nations = getData($nationRes);
+
+			// put austria in beginning of selection
+			foreach ($nations as $nation)
+			{
+				if ($nation->nation_code == self::CODEX_OESTERREICH) array_unshift($nations, $nation);
+			}
+
+			$formMetaData['nation'] = $nations;
+		}
+
+		// get abschluss list
+		$abschlussRes = $this->AbschlussModel->getActiveAbschluesse($languageIdx);
+
+		if (isError($abschlussRes)) return $abschlussRes;
+
+		$abschlussData = getData($abschlussRes);
+
+		if (hasData($abschlussRes))
+		{
+			foreach (getData($abschlussRes) as $abschluss)
+			{
+				if ($abschluss->in_oesterreich === true)
+					$formMetaData['abschluss_oesterreich'][] = $abschluss;
+				elseif ($abschluss->in_oesterreich === false)
+					$formMetaData['abschluss_nicht_oesterreich'][] = $abschluss;
+				else
+				{
+					$formMetaData['abschluss_oesterreich'][] = $abschluss;
+					$formMetaData['abschluss_nicht_oesterreich'][] = $abschluss;
+				}
+			}
+		}
+
+		// get realistic birth years, dated back from current year
+		$currYear = date("Y");
+		$formMetaData['jahre'] = range($currYear - self::UPPER_BOUNDARY_YEARS, $currYear - self::LOWER_BOUNDARY_YEARS);
+
+		return success($formMetaData);
+	}
+
+	/**
+	 * Gets initial data needed to display UHSTAT1 form.
+	 */
+	private function _getUHSTAT1Data()
+	{
+		$person_id = $this->_getValidPersonId('s');
+
+		$this->Uhstat1datenModel->addSelect(
+			implode(', ', array_keys($this->_uhstat1Fields))
+		);
+		$uhstatRes = $this->Uhstat1datenModel->loadWhere(array('person_id' => $person_id));
+
+		if (isError($uhstatRes)) return $uhstatRes;
+
+		return success(hasData($uhstatRes) ? getData($uhstatRes)[0] : null);
+	}
+
+	/**
+	 * Gets language index of currently logged in user.
+	 * @return int (the index, start at 1)
+	 */
+	private function _getLanguageIndex()
+	{
+		$idx = 1;
+		$this->SpracheModel->addSelect('index');
+		$langRes = $this->SpracheModel->loadWhere(array('sprache' => getUserLanguage()));
+
+		if (hasData($langRes))
+		{
+			$idx = getData($langRes)[0]->index;
+		}
+
+		return $idx;
+	}
+
+	/**
+	 * Gets Id of person having permissions to manage UHSTAT1 data.
+	 * Can be passed as parameter or be in session.
+	 * @return int person_id
+	 */
+	private function _getValidPersonId($berechtigungsArt)
+	{
+		// if coming from bewerbungstool - person id is in session (person must be logged in bewerbungstool)
+		if (isset($_SESSION[self::PERSON_ID_SESSION_INDEX]) && is_numeric($_SESSION[self::PERSON_ID_SESSION_INDEX]))
+			return $_SESSION[self::PERSON_ID_SESSION_INDEX];
+
+		// if person id passed directly...
+		$person_id = $this->input->post('person_id');
+		if (!isset($person_id)) $person_id = $this->input->get('person_id');
+
+		if (!isset($person_id) || !is_numeric($person_id)) show_error("invalid person id");
+
+		// ...check if there is a permission for editing UHSTAT1 data
+		if ($this->_checkPermission($berechtigungsArt)) return $person_id;
+
+		show_error("No permission");
+	}
+
+	/**
+	 * Checks if logged user has the UHSTAT management permission.
+	 * @param $art - type of permission, e.g. suid for full permissions
+	 * @return bool
+	 */
+	private function _checkPermission($art)
+	{
+		return $this->permissionlib->isBerechtigt(self::BERECHTIGUNG_UHSTAT_VERWALTEN, $art);
+	}
+}

application/controllers/components/Filter.php

@@ -0,0 +1,207 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * This controller operates between (interface) the JS (GUI) and the FilterCmptLib (back-end)
+ * Provides data to the ajax get calls about the filter component
+ * Listens to ajax post calls to change the filter data
+ * This controller works with JSON calls on the HTTP GET or POST and the output is always JSON
+ * NOTE: extends the FHC_Controller instead of the Auth_Controller because the FilterCmpt has its
+ * 	own permissions check
+ */
+class Filter extends FHC_Controller
+{
+	const FILTER_UNIQUE_ID = 'filterUniqueId'; // Name of the filter cmpt unique id (mandatory)
+	const FILTER_TYPE = 'filterType'; // The filter type (PHP filter definition) used (mandatory)
+	const FILTER_ID = 'filterId'; // The id of the used filter (optional)
+
+	/**
+	 * Calls the parent's constructor and loads the FilterCmptLib
+	 */
+	public function __construct()
+	{
+		parent::__construct();
+
+		// Loads authentication library and starts authentication
+		$this->load->library('AuthLib');
+
+		// Loads the FilterCmptLib with HTTP GET/POST parameters
+		$this->_startFilterCmptLib();
+	}
+
+	//------------------------------------------------------------------------------------------------------------------
+	// Public methods
+
+	/**
+	 * Retrieves data about the current filter from the session and will be written on the output in JSON format
+	 */
+	public function getFilter()
+	{
+		$this->outputJsonSuccess($this->filtercmptlib->getSession());
+	}
+
+	/**
+	 * Remove an applied filter (SQL where condition) from the current filter
+	 */
+	public function removeFilterField()
+	{
+		$request = $this->getPostJSON();
+
+		if (property_exists($request, 'filterField')
+			&& $this->filtercmptlib->removeFilterField($request->filterField) == true)
+		{
+			$this->outputJsonSuccess('Field removed');
+		}
+		else
+		{
+			$this->outputJsonError('Error occurred');
+		}
+	}
+
+	/**
+	 * Add a filter (SQL where clause) to be applied to the current filter
+	 */
+	public function addFilterField()
+	{
+		$request = $this->getPostJSON();
+
+		if (property_exists($request, 'filterField')
+			&& $this->filtercmptlib->addFilterField($request->filterField) == true)
+		{
+			$this->outputJsonSuccess('Field added');
+		}
+		else
+		{
+			$this->outputJsonError('Error occurred');
+		}
+	}
+
+	/**
+	 * Apply the filter changes
+	 */
+	public function applyFilterFields()
+	{
+		$request = $this->getPostJSON();
+
+		if (property_exists($request, 'filterFields')
+			&& $this->filtercmptlib->applyFilterFields($request->filterFields) == true)
+		{
+			$this->outputJsonSuccess('Applied');
+		}
+		else
+		{
+			$this->outputJsonError('Error occurred');
+		}
+	}
+
+	/**
+	 * Save the current filter as a custom filter for this user with the given description
+	 */
+	public function saveCustomFilter()
+	{
+		$request = $this->getPostJSON();
+
+		if (property_exists($request, 'customFilterName')
+			&& $this->filtercmptlib->saveCustomFilter($request->customFilterName) == true)
+		{
+			$this->outputJsonSuccess('Saved');
+		}
+		else
+		{
+			$this->outputJsonError('An error occurred while saving a custom filter');
+		}
+	}
+
+	/**
+	 * Remove a custom filter by its filterId
+	 */
+	public function removeCustomFilter()
+	{
+		$request = $this->getPostJSON();
+
+		if (property_exists($request, 'filterId')
+			&& $this->filtercmptlib->removeCustomFilter($request->filterId) == true)
+		{
+			$this->outputJsonSuccess('Removed');
+		}
+		else
+		{
+			$this->outputJsonError('Wrong parameter');
+		}
+	}
+
+	/**
+	 * Reloads the dataset
+	 */
+	public function reloadDataset()
+	{
+		$this->filtercmptlib->reloadDataset();
+
+		$this->outputJsonSuccess('Success');
+	}
+
+	//------------------------------------------------------------------------------------------------------------------
+	// Private methods
+
+	/**
+	 * Loads the FilterCmptLib with the FILTER_UNIQUE_ID parameter
+	 * If the parameter FILTER_UNIQUE_ID is not given then the execution of the controller is terminated and
+	 * an error message is printed
+	 */
+	private function _startFilterCmptLib()
+	{
+		$filterUniqueId = null;
+		$filterType = null;
+		$filterId = null;
+
+		// Try to get the POSTed JSON
+		$postJSON = $this->getPostJSON();
+
+		// POSTed JSON
+		if ($postJSON != null)
+		{
+			// If the mandatory parameters FILTER_UNIQUE_ID and FILTER_TYPE have been provided
+			if (property_exists($postJSON, self::FILTER_UNIQUE_ID) && property_exists($postJSON, self::FILTER_TYPE))
+			{
+				// Retrives them from the POSTed JSON
+				$filterUniqueId = $postJSON->{self::FILTER_UNIQUE_ID};
+				$filterType = $postJSON->{self::FILTER_TYPE};
+			}
+
+			// If the optional parameter FILTER_ID has been provided
+			if (property_exists($postJSON, self::FILTER_ID)) $filterId = $postJSON->{self::FILTER_ID};
+		}
+		else // otherwise it is an HTTP GET call
+		{
+			// If the mandatory parameters FILTER_UNIQUE_ID and FILTER_TYPE have been provided
+			if (isset($_GET[self::FILTER_UNIQUE_ID]) && isset($_GET[self::FILTER_TYPE]))
+			{
+				// Retrives them from the HTTP GET
+				$filterUniqueId = $this->input->get(self::FILTER_UNIQUE_ID);
+				$filterType = $this->input->get(self::FILTER_TYPE);
+			}
+
+			// If the optional parameter FILTER_ID has been provided
+			if (isset($_GET[self::FILTER_ID])) $filterId = $filterId = $this->input->get(self::FILTER_ID);
+		}
+
+		// If the mandatory parameters have _not_ been provided, then terminate the execution and return an error
+		if ($filterUniqueId == null) $this->terminateWithJsonError('Parameter "'.self::FILTER_UNIQUE_ID.'" not provided!');
+		if ($filterType == null) $this->terminateWithJsonError('Parameter "'.self::FILTER_TYPE.'" not provided!');
+
+		// Loads the FilterCmptLib that contains all the used logic
+		$this->load->library(
+			'FilterCmptLib',
+			array(
+				'filterUniqueId' => $filterUniqueId,
+				'filterType' => $filterType,
+				'filterId' => $filterId
+			)
+		);
+
+		// Start the component
+		$this->filtercmptlib->start();
+	}
+}
+

application/controllers/components/SearchBar.php

@@ -0,0 +1,54 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ *
+ */
+class SearchBar extends FHC_Controller
+{
+	const SEARCHSTR_PARAM = 'searchstr';
+	const TYPES_PARAM = 'types';
+
+	/**
+	 * Object initialization
+	 */
+	public function __construct()
+	{
+		parent::__construct();
+
+		// Loads the AuthLib and starts the authentication
+		$this->load->library('AuthLib');
+		
+		// Load the library SearchBarLib
+		$this->load->library('SearchBarLib');
+	}
+
+	//------------------------------------------------------------------------------------------------------------------
+	// Public methods
+
+	/**
+	 * Gets a JSON body via HTTP POST and provides the parameters
+	 */
+	public function search()
+	{
+		$json = json_decode($this->input->raw_input_stream);
+
+		// Checks if the searchstr and the types parameters are in the POSTed JSON
+		if (isset($json->{self::SEARCHSTR_PARAM}) && isset($json->{self::TYPES_PARAM}))
+		{
+			// Convert to json the result from searchbarlib->search
+			$this->outputJson(
+				$this->searchbarlib->search(
+					$json->{self::SEARCHSTR_PARAM},
+					$json->{self::TYPES_PARAM}
+				)
+			);
+		}
+		else // otherwise return an error in JSON format
+		{
+			$this->outputJsonError(SearchBarLib::ERROR_WRONG_JSON);
+		}
+	}
+}
+

application/controllers/jobs/AnrechnungJob.php

@@ -37,6 +37,9 @@ class AnrechnungJob extends JOB_Controller
 		$this->load->helper('hlp_sancho_helper');
 
         $this->load->library('AnrechnungLib');
+
+        // Load configs
+        $this->load->config('anrechnung');
 	}
 
 	/**
@@ -213,7 +216,7 @@ class AnrechnungJob extends JOB_Controller
 					'datentabelle'  => $anrechnungen_table,
 					'link'          => anchor($url, 'Anrechnungsanträge Übersicht')
 				);
-	
+
 				// Send mail
 				sendSanchoMail(
 					'AnrechnungAntragStellen',
@@ -227,6 +230,82 @@ class AnrechnungJob extends JOB_Controller
 		$this->logInfo('SUCCEDED: Sending emails to STGL about yesterdays new Anrechnungen succeded.');
 	}
 
+    // Send Sancho mail to LV-Leitung (fallback Lectors) that were requested for recommendation yesterday.
+    public function sendMailRecommendationRequests(){
+
+        $this->logInfo('Start AnrechnungJob sendMailRecommendationRequests to inform lecturers about yesterdays requests for recommendation.');
+
+        // Get Anrechnungen, für die gestern eine Empfehlung angefragt worden ist
+        $this->AnrechnungModel->addSelect('astat.anrechnung_id, astat.datum, astat.insertamum');
+        $this->AnrechnungModel->addDistinct('astat.anrechnung_id');
+        $this->AnrechnungModel->addJoin('lehre.tbl_anrechnung_anrechnungstatus astat', 'anrechnung_id');
+
+        $result = $this->AnrechnungModel->loadWhere('
+            studiensemester_kurzbz = (SELECT studiensemester_kurzbz FROM tbl_studiensemester WHERE now()::date BETWEEN start AND ende)
+            AND genehmigt_von IS NULL
+            AND empfehlung_anrechnung IS NULL
+            AND status_kurzbz = '. $this->db->escape(self::ANRECHNUNGSTATUS_PROGRESSED_BY_LEKTOR) .' -- in Bearbeitung durch Lektor
+            AND NOW()::date = (astat.datum + interval \'1 day\')                    -- nur gestrige Empfehlungsanfrage
+            ORDER BY astat.anrechnung_id, astat.datum DESC, astat.insertamum DESC   -- nur letzten status dabei prüfen
+        ');
+
+        // Exit, wenn es gestern keine Empfehlungsanfragen gab
+        if (!hasData($result))
+        {
+            $this->logInfo('End AnrechnungJob sendMailRecommendationRequests, because no recommendations were requested yesterday.');
+            exit;
+        }
+
+        $anrechnung_id_arr = array_column(getData($result), 'anrechnung_id');
+
+        $arr_lvLector_arr = array();
+        foreach ($anrechnung_id_arr as $anrechnung_id)
+        {
+            // Get full name of Fachbereichsleitung or LV Leitung.
+            if($this->config->item('fbl') === TRUE)
+            {
+                $arr_lvLector_arr[] = $this->anrechnunglib->getLeitungOfLvOe($anrechnung_id);
+            }
+            else
+            {
+                $arr_lvLector_arr[] = $this->anrechnunglib->getLectors($anrechnung_id); // Returns LV Leitung. If not present, then all lectors of LV.
+            }
+        }
+
+        // Unique lector array to send only one mail per lector
+        $arr_lvLector_arr = array_unique($arr_lvLector_arr, SORT_REGULAR);
+
+        // Link to 'Anrechnungen prüfen' dashboard
+        $url =
+            CIS_ROOT. 'cis/index.php?menu='.
+            CIS_ROOT. 'cis/menu.php?content_id=&content='.
+            CIS_ROOT. index_page(). self::REVIEW_ANRECHNUNG_URI;
+
+        foreach ($arr_lvLector_arr as $lvLector_arr)
+        {
+            foreach ($lvLector_arr as $lector)
+            {
+                // Prepare mail content
+                $fields = array(
+                    'vorname'       => $lector->vorname,
+                    'stgl_name'     => 'Die Studiengangsleitung',
+                    'link'          => anchor($url, 'Anrechnungsanträge Übersicht')
+                );
+
+                // Send mail
+                sendSanchoMail(
+                    'AnrechnungEmpfehlungAnfordern',
+                    $fields,
+                    $lector->uid. '@'. DOMAIN,
+                    'Deine Empfehlung wird benötigt zur Anerkennung nachgewiesener Kenntnisse'
+                );
+            }
+        }
+
+        $this->logInfo('SUCCEDED AnrechnungJob sendMailRecommendationRequests');
+
+    }
+
 	/**
 	 * Send Sancho mail to students, whose Anrechnungen were approved 24 hours ago.
 	 */
@@ -308,7 +387,7 @@ class AnrechnungJob extends JOB_Controller
 
 		$db = new DB_Model();
 		$result = $db->execReadOnlyQuery($qry);
-		
+
 		// Exit if there are no rejected Anrechnungen
 		if (!hasData($result))
 		{
@@ -361,9 +440,9 @@ html;
 
         $result = $this->AnrechnungModel->loadWhere('
             studiensemester_kurzbz = (
-                SELECT studiensemester_kurzbz FROM tbl_studiensemester WHERE now()::date BETWEEN start AND ende)
+                SELECT studiensemester_kurzbz FROM tbl_studiensemester WHERE now()::date BETWEEN start AND ende
             )
-            AND genehmigt_von IS NULL                             
+            AND genehmigt_von IS NULL
             AND empfehlung_anrechnung IS NULL
             AND status_kurzbz = '. $this->db->escape(self::ANRECHNUNGSTATUS_PROGRESSED_BY_LEKTOR) .' -- in Bearbeitung durch Lektor
             AND NOW()::date = (astat.datum + interval \'1 week\')                   -- eine Woche nach Empfehlungsanfrage
@@ -376,7 +455,7 @@ html;
             $this->logInfo('End AnrechnungJob sendMailRemindRecommendation, because no recommendations to be done.');
             exit;
         }
-        
+
         $anrechnung_id_arr = array_column(getData($result), 'anrechnung_id');
 
         $arr_lvLector_arr = array();
@@ -435,7 +514,7 @@ html;
 					'vorname' => $stgl->vorname
 				);
 			}
-			
+
 			return $stglMailAdress_arr;
 		}
 		// If not available, get assistance mail address

application/controllers/jobs/IssueResolver.php

@@ -22,7 +22,33 @@ class IssueResolver extends IssueResolver_Controller
 			'CORE_INOUT_0003' => 'CORE_INOUT_0003',
 			'CORE_INOUT_0004' => 'CORE_INOUT_0004',
 			'CORE_INOUT_0005' => 'CORE_INOUT_0005',
-			'CORE_INOUT_0006' => 'CORE_INOUT_0006'
+			'CORE_INOUT_0006' => 'CORE_INOUT_0006',
+			'CORE_INOUT_0007' => 'CORE_INOUT_0007',
+			'CORE_INOUT_0008' => 'CORE_INOUT_0008',
+			'CORE_INOUT_0009' => 'CORE_INOUT_0009',
+			'CORE_STG_0001' => 'CORE_STG_0001',
+			'CORE_STG_0002' => 'CORE_STG_0002',
+			'CORE_STG_0003' => 'CORE_STG_0003',
+			'CORE_STG_0004' => 'CORE_STG_0004',
+			'CORE_STUDENTSTATUS_0001' => 'CORE_STUDENTSTATUS_0001',
+			'CORE_STUDENTSTATUS_0002' => 'CORE_STUDENTSTATUS_0002',
+			'CORE_STUDENTSTATUS_0003' => 'CORE_STUDENTSTATUS_0003',
+			'CORE_STUDENTSTATUS_0004' => 'CORE_STUDENTSTATUS_0004',
+			'CORE_STUDENTSTATUS_0005' => 'CORE_STUDENTSTATUS_0005',
+			'CORE_STUDENTSTATUS_0006' => 'CORE_STUDENTSTATUS_0006',
+			'CORE_STUDENTSTATUS_0007' => 'CORE_STUDENTSTATUS_0007',
+			'CORE_STUDENTSTATUS_0008' => 'CORE_STUDENTSTATUS_0008',
+			'CORE_STUDENTSTATUS_0009' => 'CORE_STUDENTSTATUS_0009',
+			'CORE_STUDENTSTATUS_0010' => 'CORE_STUDENTSTATUS_0010',
+			'CORE_STUDENTSTATUS_0011' => 'CORE_STUDENTSTATUS_0011',
+			'CORE_STUDENTSTATUS_0012' => 'CORE_STUDENTSTATUS_0012',
+			'CORE_STUDENTSTATUS_0013' => 'CORE_STUDENTSTATUS_0013',
+			'CORE_STUDENTSTATUS_0014' => 'CORE_STUDENTSTATUS_0014',
+			'CORE_STUDENTSTATUS_0015' => 'CORE_STUDENTSTATUS_0015',
+			'CORE_PERSON_0001' => 'CORE_PERSON_0001',
+			'CORE_PERSON_0002' => 'CORE_PERSON_0002',
+			'CORE_PERSON_0003' => 'CORE_PERSON_0003',
+			'CORE_PERSON_0004' => 'CORE_PERSON_0004'
 		);
 	}
 }

application/controllers/jobs/PlausiIssueProducer.php

@@ -0,0 +1,42 @@
+<?php
+
+/**
+ * Job for producing core Plausicheck issues
+ */
+class PlausiIssueProducer extends PlausiIssueProducer_Controller
+{
+	private $_currentStudiensemester;
+	protected $_app = 'core';
+
+	public function __construct()
+	{
+		parent::__construct();
+
+		$this->load->library('issues/PlausicheckDefinitionLib');
+
+		// load models
+		$this->load->model('organisation/studiensemester_model', 'StudiensemesterModel');
+
+		// get current Studiensemester
+		$studiensemesterRes = $this->StudiensemesterModel->getAkt();
+		if (hasData($studiensemesterRes)) $this->_currentStudiensemester = getData($studiensemesterRes)[0]->studiensemester_kurzbz;
+
+		// set fehler which can be produced by the job
+		// structure: fehler_kurzbz => class (library) name for resolving
+		$this->_fehlerLibMappings = $this->plausicheckdefinitionlib->getFehlerLibMappings();
+	}
+
+	/**
+	 * Runs issue production job.
+	 * @param studiensemester_kurzbz string job is run for students of a certain semester.
+	 * @param studiengang_kz int job is run for students of certain Studiengang.
+	 */
+	public function run($studiensemester_kurzbz = null, $studiengang_kz = null)
+	{
+		// get Studiensemester
+		if (isEmptyString($studiensemester_kurzbz)) $studiensemester_kurzbz = $this->_currentStudiensemester;
+
+		// producing issues for semester and optionally Studiengang
+		$this->producePlausicheckIssues(array('studiensemester_kurzbz' => $studiensemester_kurzbz, 'studiengang_kz' => $studiengang_kz));
+	}
+}

application/controllers/jobs/ReihungstestJob.php

@@ -3,6 +3,9 @@ if (!defined('BASEPATH')) exit('No direct script access allowed');
 
 class ReihungstestJob extends JOB_Controller
 {
+
+	const LAST_DAYS_PRESTUDENTSTATUS = 5;
+
 	/**
 	 * Constructor
 	 */
@@ -826,7 +829,7 @@ class ReihungstestJob extends JOB_Controller
 						AND tbl_studiengang.typ IN ('b', 'm')
 				)
 				SELECT * FROM prst
-				WHERE prestudenstatus_datum >= (SELECT CURRENT_DATE - 1)
+				WHERE prestudenstatus_datum >= (SELECT CURRENT_DATE - ". self::LAST_DAYS_PRESTUDENTSTATUS .")
 				AND (studiengang_typ = 'b' OR (studiengang_typ = 'm' AND EXISTS (SELECT 1 /* Master Studiengänge berücksichtigen wenn auch Bachelor im gleichen Semester */
 																					FROM prst prstb
 																					WHERE studiengang_typ = 'b'
@@ -868,7 +871,8 @@ class ReihungstestJob extends JOB_Controller
 							tbl_person.nachname,
 							tbl_person.vorname,
 							tbl_prestudent.*,
-							tbl_studiengang.typ AS studiengang_typ
+							tbl_studiengang.typ AS studiengang_typ,
+							tbl_prestudentstatus.datum
 						FROM PUBLIC.tbl_person
 							JOIN PUBLIC.tbl_prestudent USING (person_id)
 							JOIN PUBLIC.tbl_prestudentstatus USING (prestudent_id)
@@ -901,7 +905,7 @@ class ReihungstestJob extends JOB_Controller
 								$mailArray[$rowNiedrPrios->studiengang_kz][$rowNiedrPrios->orgform_kurzbz]['AufnahmeHoeherePrio'][]
 									= $rowNiedrPrios->nachname.' '.$rowNiedrPrios->vorname.' ('.$rowNiedrPrios->prestudent_id.')';
 							}
-							elseif ($rowNiedrPrios->laststatus == 'Bewerber')
+							elseif ($rowNiedrPrios->laststatus == 'Bewerber' && $row_ps->prestudenstatus_datum > $rowNiedrPrios->datum)
 							{
 								// Abgewiesenen-Status mit Statusgrund "Aufnahme anderer Studiengang" (ID 5) setzen
 								$lastStatus = $this->PrestudentstatusModel->getLastStatus($rowNiedrPrios->prestudent_id);
@@ -927,7 +931,7 @@ class ReihungstestJob extends JOB_Controller
 										= $rowNiedrPrios->nachname.' '.$rowNiedrPrios->vorname.' ('.$rowNiedrPrios->prestudent_id.')';
 								}
 							}
-							elseif ($rowNiedrPrios->laststatus == 'Wartender')
+							elseif ($rowNiedrPrios->laststatus == 'Wartender' && $row_ps->prestudenstatus_datum > $rowNiedrPrios->datum)
 							{
 								// Abgewiesenen-Status mit Statusgrund "Aufnahme anderer Studiengang" (ID 5) setzen
 								// Mail zur Info an Assistenz schicken

application/controllers/lehre/anrechnung/AdminAnrechnung.php

@@ -0,0 +1,187 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+class AdminAnrechnung extends Auth_Controller
+{
+	public function __construct()
+	{
+		// Set required permissions
+		parent::__construct(
+			array(
+				'index'     => 'lehre/anrechnungszeitfenster:rw',
+				'save'      => 'lehre/anrechnungszeitfenster:rw',
+				'edit'      => 'lehre/anrechnungszeitfenster:rw',
+				'delete'    => 'lehre/anrechnungszeitfenster:rw'
+			)
+		);
+		
+		// Load models
+		$this->load->model('education/Anrechnung_model', 'AnrechnungModel');
+		$this->load->model('education/Anrechnungszeitraum_model', 'AnrechnungszeitraumModel');
+		$this->load->model('organisation/Studiensemester_model', 'StudiensemesterModel');
+		
+		// Load libraries
+		$this->load->library('WidgetLib');
+		$this->load->library('PermissionLib');
+		$this->load->library('AnrechnungLib');
+
+		
+		// Load language phrases
+		$this->loadPhrases(
+			array(
+				'global',
+				'ui',
+                'lehre',
+                'anrechnung',
+                'table'
+			)
+		);
+
+		$this->_setAuthUID();
+		
+		$this->setControllerId();
+	}
+	
+	public function index()
+	{
+        // Set nearest Studiensemester as default
+        $result = $this->StudiensemesterModel->getNearest();
+        $studiensemester_kurzbz = hasData($result) ? getData($result)[0]->studiensemester_kurzbz : '';
+
+        // Get existing Anrechnungszeitraeume
+        $this->AnrechnungszeitraumModel->addOrder('anrechnungszeitraum_id', 'DESC');
+        $result = $this->AnrechnungszeitraumModel->load();
+        $anrechnungszeitraum_arr = hasData($result) ? getData($result) : array();
+
+		$viewData = array(
+            'studiensemester_kurzbz' => $studiensemester_kurzbz,
+            'anrechnungszeitraum_arr' => $anrechnungszeitraum_arr
+        );
+		
+		$this->load->view('lehre/anrechnung/adminAnrechnung.php', $viewData);
+	}
+
+    /**
+     * Save new Anrechnungszeitraum.
+     */
+    public function save()
+    {
+        $this->_validate($this->input->post());
+
+        $studiensemester_kurzbz = $this->input->post('studiensemester_kurzbz');
+        $anrechnungstart = $this->input->post('anrechnungstart');
+        $anrechnungende = $this->input->post('anrechnungende');
+
+        $result = $this->AnrechnungszeitraumModel->insertAzr($studiensemester_kurzbz, $anrechnungstart, $anrechnungende);
+
+        if (isError($result))
+        {
+            $this->terminateWithJsonError(getError($result));
+        }
+
+        if (hasData($result))
+        {
+            $this->outputJsonSuccess(array('anrechnungszeitraum_id' => getData($result)));
+        }
+    }
+
+    /**
+     * Edit Anrechnungszeitraum.
+     */
+    public function edit()
+    {
+        $this->_validate($this->input->post());
+
+        $anrechnungszeitraum_id = $this->input->post('anrechnungszeitraum_id');
+        $studiensemester_kurzbz = $this->input->post('studiensemester_kurzbz');
+        $anrechnungstart = $this->input->post('anrechnungstart');
+        $anrechnungende = $this->input->post('anrechnungende');
+        
+        $result = $this->AnrechnungszeitraumModel->updateAzr(
+            $anrechnungszeitraum_id,
+            $studiensemester_kurzbz,
+            $anrechnungstart,
+            $anrechnungende
+        );
+
+        if (isError($result))
+        {
+            $this->terminateWithJsonError(getError($result));
+        }
+
+        if (hasData($result))
+        {
+            $this->outputJsonSuccess(array('anrechnungszeitraum_id' => getData($result)));
+        }
+    }
+
+    /**
+     * Delete Anrechnungszeitraum.
+     */
+    public function delete()
+    {
+        $anrechnungszeitraum_id = $this->input->post('anrechnungszeitraum_id');
+
+        $result = $this->AnrechnungszeitraumModel->deleteAzr($anrechnungszeitraum_id);
+
+        if (isError($result))
+        {
+            $this->terminateWithJsonError(getError($result));
+        }
+
+        if (hasData($result))
+        {
+            $this->outputJsonSuccess(array('anrechnungszeitraum_id' => getData($result)));
+        }
+    }
+
+    /**
+     * Validates post parameters.
+     *
+     * @param $post
+     */
+    private function _validate($post)
+    {
+        $studiensemester_kurzbz = $post['studiensemester_kurzbz'];
+        $anrechnungstart = $post['anrechnungstart'];
+        $anrechnungende = $post['anrechnungende'];
+
+        if (isEmptyString($studiensemester_kurzbz)
+            || isEmptyString($anrechnungstart)
+            || isEmptyString($anrechnungende))
+        {
+            $this->terminateWithJsonError($this->p->t('ui', 'errorFelderFehlen'));
+        }
+
+        if ($anrechnungstart > $anrechnungende)
+        {
+            $this->terminateWithJsonError($this->p->t('ui', 'errorStartdatumNachEndedatum'));
+        }
+
+        $result = $this->StudiensemesterModel->load($studiensemester_kurzbz);
+        $studiensemester = getData($result)[0];
+
+        if ($anrechnungstart < $studiensemester->start || $anrechnungstart > $studiensemester->ende)
+        {
+            $this->terminateWithJsonError($this->p->t('ui', 'errorStartdatumNichtInStudiensemester'));
+        }
+
+        if ($anrechnungende < $studiensemester->start || $anrechnungende > $studiensemester->ende)
+        {
+            $this->terminateWithJsonError($this->p->t('ui', 'errorEndedatumNichtInStudiensemester'));
+        }
+
+
+    }
+
+    /**
+     * Retrieve the UID of the logged user and checks if it is valid
+     */
+    private function _setAuthUID()
+    {
+        $this->_uid = getAuthUID();
+
+        if (!$this->_uid) show_error('User authentification failed');
+    }
+}

application/controllers/lehre/anrechnung/ApproveAnrechnungDetail.php

@@ -33,6 +33,9 @@ class approveAnrechnungDetail extends Auth_Controller
 			)
 		);
 
+		//Load configs
+		$this->load->config('anrechnung');
+
 		// Load models
 		$this->load->model('education/Anrechnung_model', 'AnrechnungModel');
 		$this->load->model('education/Anrechnungstatus_model', 'AnrechnungstatusModel');
@@ -90,7 +93,8 @@ class approveAnrechnungDetail extends Auth_Controller
 		$antragData = $this->anrechnunglib->getAntragData(
 			$anrechnungData->prestudent_id,
 			$anrechnungData->studiensemester_kurzbz,
-			$anrechnungData->lehrveranstaltung_id
+			$anrechnungData->lehrveranstaltung_id,
+            $anrechnungData->anrechnung_id
 		);
 
 		// Get Empfehlung data
@@ -209,71 +213,64 @@ class approveAnrechnungDetail extends Auth_Controller
 	 */
 	public function requestRecommendation()
 	{
-		$data = $this->input->post('data');
+		$anrechnung_id = $this->input->post('anrechnung_id');
 
-		if(isEmptyArray($data))
+		if(isEmptyString($anrechnung_id))
 		{
 			return $this->outputJsonError('Fehler beim Übertragen der Daten.');
 		}
 
 		$retval = array();
-		$counter = 0;
+        
+        // Check if Anrechnungs-LV has lector
+        if (!$this->anrechnunglib->LVhasLector($anrechnung_id))
+        {
+            $this->terminateWithJsonError('LV has no lector');
+        }
 
-		foreach ($data as $item)
-		{
-			// Check if Anrechnungs-LV has lector
-			if (!$this->anrechnunglib->LVhasLector($item['anrechnung_id']))
-			{
-				// Count up LV with no lector
-				$counter++;
+        // Get Fachbereichsleitung or LV Leitung.
+        if($this->config->item('fbl') === TRUE)
+        {
+            $result = $this->anrechnunglib->getLeitungOfLvOe($anrechnung_id);
+        }
+        else
+        {
+            // If LV Leitung is not present, gets all LV lectors.
+            $result = $this->anrechnunglib->getLectors($anrechnung_id);
+        }
 
-				// Break, if LV has no lector
-				break;
-			}
+        $empfehlungsanfrage_an = !isEmptyArray($result) ? implode(', ', array_column($result, 'fullname')) : '';
 
-			// Get full name of LV Leitung.
-			// If LV Leitung is not present, get full name of LV lectors.
-			$lector_arr = $this->anrechnunglib->getLectors($item['anrechnung_id']);
-			$empfehlungsanfrage_an = !isEmptyArray($lector_arr)
-				? implode(', ', array_column($lector_arr, 'fullname'))
-				: '';
-
-			// Request Recommendation
-			if($this->anrechnunglib->requestRecommendation($item['anrechnung_id']))
-			{
-				$retval[]= array(
-					'anrechnung_id' => $item['anrechnung_id'],
-					'status_kurzbz' => self::ANRECHNUNGSTATUS_PROGRESSED_BY_LEKTOR,
-					'status_bezeichnung' => $this->anrechnunglib->getStatusbezeichnung(self::ANRECHNUNGSTATUS_PROGRESSED_BY_LEKTOR),
-					'empfehlung_anrechnung' => null,
-					'empfehlungsanfrageAm' => (new DateTime())->format('d.m.Y'),
-					'empfehlungsanfrageAn' => $empfehlungsanfrage_an
-				);
-			}
-		}
-
-		/**
-		 * Send mails to lectors
-		 * NOTE: mails are sent at the end to ensure sending only ONE mail to each LV-Leitung or lector
-		 * even if they are required for more recommendations
-		 * */
-		if (!isEmptyArray($retval))
-		{
-			self::_sendSanchoMailToLectors($retval);
-
-			// Output json to ajax
-			return $this->outputJsonSuccess($retval);
-		}
+        // Request Recommendation
+        if ($this->anrechnunglib->requestRecommendation($anrechnung_id))
+        {
+            $retval[]= array(
+                'anrechnung_id' => $anrechnung_id,
+                'status_kurzbz' => self::ANRECHNUNGSTATUS_PROGRESSED_BY_LEKTOR,
+                'status_bezeichnung' => $this->anrechnunglib->getStatusbezeichnung(self::ANRECHNUNGSTATUS_PROGRESSED_BY_LEKTOR),
+                'empfehlung_anrechnung' => null,
+                'empfehlungsanfrageAm' => (new DateTime())->format('d.m.Y'),
+                'empfehlungsanfrageAn' => $empfehlungsanfrage_an
+            );
+        }
 
 		// Output json to ajax
-		if (isEmptyArray($retval) && $counter > 0)
-		{
-			return $this->outputJsonError(
-				"Empfehlung wurde nicht angefordert,\nDer LV sind keine LektorInnen zugeteilt."
-			);
-		}
+        if ($empfehlungsanfrage_an == '')
+        {
+            $this->terminateWithJsonError(
+                "Empfehlung wurde nicht angefordert,\nDer LV sind keine LektorInnen zugeteilt."
+            );
+        }
 
-		return $this->outputJsonError($this->p->t('ui', 'errorNichtAusgefuehrt'));
+		if (isEmptyArray($retval))
+		{
+            $this->terminateWithJsonError("Empfehlung wurde nicht angefordert");
+		}
+        else
+        {
+            // Output json to ajax
+            return $this->outputJsonSuccess($retval);
+        }
 	}
 
 	/**
@@ -467,39 +464,33 @@ class approveAnrechnungDetail extends Auth_Controller
 
 	/**
 	 * Send mail to lectors asking for recommendation. (first to LV-Leitung, if not present to all lectors of lv)
-	 * @param $mail_params
+	 * @param $anrechnung_id
 	 * @return bool
 	 */
-	private function _sendSanchoMailToLectors($mail_params)
+	private function _sendSanchoMailToLectors($anrechnung_id)
 	{
-		// Get Lehrveranstaltungen
-		$anrechnung_arr = array();
-
-		foreach ($mail_params as $item)
-		{
-			$this->AnrechnungModel->addSelect('lehrveranstaltung_id, studiensemester_kurzbz');
-			$anrechnung_arr[]= array(
-				'lehrveranstaltung_id' => $this->AnrechnungModel->load($item['anrechnung_id'])->retval[0]->lehrveranstaltung_id,
-				'studiensemester_kurzbz' => $this->AnrechnungModel->load($item['anrechnung_id'])->retval[0]->studiensemester_kurzbz
-			);
-		}
-
-		$anrechnung_arr = array_unique($anrechnung_arr, SORT_REGULAR);
-
+        $lehrveranstaltung_id = $this->AnrechnungModel->load($anrechnung_id)->retval[0]->lehrveranstaltung_id;
+        $studiensemester_kurzbz =  $this->AnrechnungModel->load($anrechnung_id)->retval[0]->studiensemester_kurzbz;
 
 		/**
-		 * Get lectors (prio for LV-Leitung, if not present to all lectors of LV.
+         * Get mail receivers.
+		 * If config is default (lectors): prio for LV-Leitung, if not present to all lectors of LV.
 		 * Anyway this function will receive a unique array to avoid sending more mails to one and the same lector.
 		 * **/
-		$lector_arr = $this->_getLectors($anrechnung_arr);
+        if ($this->config->item('fbl') === TRUE)
+        {
+            $receiver_arr = $this->_getLeitungOfLvOe($lehrveranstaltung_id);
+        }
+        else
+        {
+            $receiver_arr = $this->_getLectors($studiensemester_kurzbz, $lehrveranstaltung_id);
+        }
 
-
-
-		// Send mail to lectors
-		foreach ($lector_arr as $lector)
+		// Send mail
+		foreach ($receiver_arr as $receiver)
 		{
-			$to = $lector->uid;
-			$vorname = $lector->vorname;
+			$to = $receiver->uid. '@'. DOMAIN;;
+			$vorname = $receiver->vorname;
 
 			// Get full name of stgl
 			$this->load->model('person/Person_model', 'PersonModel');
@@ -537,35 +528,30 @@ class approveAnrechnungDetail extends Auth_Controller
 	 * @param $anrechnung_arr
 	 * @return array
 	 */
-	private function _getLectors($anrechnung_arr)
+	private function _getLectors($studiensemester_kurzbz, $lehrveranstaltung_id)
 	{
 		$lector_arr = array();
 
-		// Get lectors
-		foreach($anrechnung_arr as $anrechnung)
-		{
-			$this->load->model('education/Lehrveranstaltung_model', 'LehrveranstaltungModel');
-			$result = $this->LehrveranstaltungModel->getLecturersByLv($anrechnung['studiensemester_kurzbz'], $anrechnung['lehrveranstaltung_id']);
+        $result = $this->LehrveranstaltungModel->getLecturersByLv($studiensemester_kurzbz, $lehrveranstaltung_id);
 
-			if (!$result = getData($result))
-			{
-				show_error('Failed retrieving lectors of Lehrveranstaltung');
-			}
+        if (!$result = getData($result))
+        {
+            show_error('Failed retrieving lectors of Lehrveranstaltung');
+        }
 
-			// Check if lv has LV-Leitung
-			$key = array_search(true, array_column($result, 'lvleiter'));
+        // Check if lv has LV-Leitung
+        $key = array_search(true, array_column($result, 'lvleiter'));
 
-			// If lv has LV-Leitung, keep only the one
-			if ($key !== false)
-			{
-				$lector_arr[]= $result[$key];
-			}
-			// ...otherwise keep all lectors
-			else
-			{
-				$lector_arr = array_merge($lector_arr, $result);
-			}
-		}
+        // If lv has LV-Leitung, keep only the one
+        if ($key !== false)
+        {
+            $lector_arr[]= $result[$key];
+        }
+        // ...otherwise keep all lectors
+        else
+        {
+            $lector_arr = array_merge($lector_arr, $result);
+        }
 
 		/**
 		 * NOTE: This step is only done to make the array unique by uid, vorname and nachname in the following step
@@ -584,6 +570,14 @@ class approveAnrechnungDetail extends Auth_Controller
 
 	}
 
+    // Get Leitungen of Lehrveranstaltungs-Organisationseinheit
+    private function _getLeitungOfLvOe($lehrveranstaltung_id)
+    {
+        $result = $this->LehrveranstaltungModel->getLeitungOfLvOe($lehrveranstaltung_id);
+
+        return hasData($result) ? getData($result) : show_error('Failed retrieving Leitung of Lehrveranstaltungs-Organisationseinheit');
+    }
+
 	private function _saveEmpfehlungsNotiz($anrechnung_id, $empfehlungstext, $notiz_id)
 	{
 		$this->load->model('person/Notiz_model', 'NotizModel');
@@ -606,8 +600,5 @@ class approveAnrechnungDetail extends Auth_Controller
 			trim($empfehlungstext),
 			$this->_uid
 		);
-
-
 	}
-
 }

application/controllers/lehre/anrechnung/ApproveAnrechnungUebersicht.php

@@ -28,6 +28,9 @@ class approveAnrechnungUebersicht extends Auth_Controller
 			)
 		);
 
+		// Load configs
+		$this->load->config('anrechnung');
+
 		// Load models
 		$this->load->model('education/Anrechnung_model', 'AnrechnungModel');
 		$this->load->model('education/Anrechnungstatus_model', 'AnrechnungstatusModel');
@@ -78,6 +81,19 @@ class approveAnrechnungUebersicht extends Auth_Controller
 			show_error(getError($studiengang_kz_arr));
 		}
 
+        // Get oes the user is entitled for
+        $oe_kurzbz_arr_schreibberechtigt = array();
+        if ($oe_arr = $this->permissionlib->getOE_isEntitledFor(self::BERECHTIGUNG_ANRECHNUNG_GENEHMIGEN))
+        {
+            foreach($oe_arr as $oe)
+            {
+                $berechtigt = $this->permissionlib->isBerechtigt(self::BERECHTIGUNG_ANRECHNUNG_GENEHMIGEN, 'suid', $oe);
+
+                if ($berechtigt) $oe_kurzbz_arr_schreibberechtigt[]= $oe;
+            }
+        }
+
+        // Check if permission is readonly
         $hasReadOnlyAccess =
             $this->permissionlib->isBerechtigt(self::BERECHTIGUNG_ANRECHNUNG_GENEHMIGEN, 's')
             && !$this->permissionlib->isBerechtigt(self::BERECHTIGUNG_ANRECHNUNG_GENEHMIGEN, 'suid');
@@ -87,9 +103,11 @@ class approveAnrechnungUebersicht extends Auth_Controller
 
 		$viewData = array(
 			'studiensemester_selected' => $studiensemester_kurzbz,
-			'studiengaenge_entitled' => $studiengang_kz_arr,
+            'studiengaenge_entitled' => $studiengang_kz_arr,                // alle STG mit Lese- und Schreibberechtigung
+            'oes_schreibberechtigt' => $oe_kurzbz_arr_schreibberechtigt,    // alle STG nur mit Schreibberechtigung
             'hasReadOnlyAccess' => $hasReadOnlyAccess,
-            'hasCreateAnrechnungAccess' => $hasCreateAnrechnungAccess
+            'hasCreateAnrechnungAccess' => $hasCreateAnrechnungAccess,
+            'configFachbereichsleitung' => $this->config->item('fbl')
 		);
 
 		$this->load->view('lehre/anrechnung/approveAnrechnungUebersicht.php', $viewData);
@@ -207,14 +225,20 @@ class approveAnrechnungUebersicht extends Auth_Controller
 			// Request Recommendation
 			if($this->anrechnunglib->requestRecommendation($item['anrechnung_id']))
 			{
-				// Get full name of LV Leitung.
-				// If LV Leitung is not present, get full name of LV lectors.
-				$lector_arr = $this->anrechnunglib->getLectors($item['anrechnung_id']);
-				$empfehlungsanfrage_an = !isEmptyArray($lector_arr)
-					? implode(', ', array_column($lector_arr, 'fullname'))
-					: '';
+                // Get full name of Fachbereichsleitung or LV Leitung.
+                if($this->config->item('fbl') === TRUE)
+                {
+                    $result = $this->anrechnunglib->getLeitungOfLvOe($item['anrechnung_id']);
+                }
+                else
+                {
+                    // If LV Leitung is not present, get full name of LV lectors.
+                    $result = $this->anrechnunglib->getLectors($item['anrechnung_id']);
+                }
 
-				$retval[]= array(
+                $empfehlungsanfrage_an = !isEmptyArray($result) ? implode(', ', array_column($result, 'fullname')) : '';
+
+                $retval[]= array(
 					'anrechnung_id' => $item['anrechnung_id'],
 					'status_kurzbz' => self::ANRECHNUNGSTATUS_PROGRESSED_BY_LEKTOR,
 					'status_bezeichnung' => $this->anrechnunglib->getStatusbezeichnung(self::ANRECHNUNGSTATUS_PROGRESSED_BY_LEKTOR),
@@ -225,23 +249,18 @@ class approveAnrechnungUebersicht extends Auth_Controller
 			}
 		}
 
-		/**
-		 * Send mails to lectors
-		 * NOTE: mails are sent at the end to ensure sending only ONE mail to each LV-Leitung or lector
-		 * even if they are required for more recommendations
-		 * */
-		if (!isEmptyArray($retval))
-		{
-			self::_sendSanchoMailToLectors($retval);
-		}
-
 		// Output json to ajax
-		if (isEmptyArray($retval) && $counter == 0)
+		if (isEmptyArray($retval))
 		{
-			return $this->outputJsonError('Es wurden keine Empfehlungen angefordert');
+            if ($counter > 0)
+            {
+                $this->terminateWithJsonError('Bei '. $counter.' LV sind keine LektorInnen zugeteilt.');
+            }
+
+			$this->terminateWithJsonError('Es wurden keine Empfehlungen angefordert');
 		}
 
-		return $this->outputJsonSuccess($retval);
+		$this->outputJsonSuccess($retval);
 	}
 
 	/**
@@ -316,7 +335,7 @@ class approveAnrechnungUebersicht extends Auth_Controller
 	 * @param $mail_params
 	 * @return bool
 	 */
-	private function _sendSanchoMailToLectors($mail_params)
+	private function _sendSanchoMail($mail_params)
 	{
 		// Get Lehrveranstaltungen
 		$anrechnung_arr = array();
@@ -332,18 +351,25 @@ class approveAnrechnungUebersicht extends Auth_Controller
 
 		$anrechnung_arr = array_unique($anrechnung_arr, SORT_REGULAR);
 
-
-		/**
-		 * Get lectors (prio for LV-Leitung, if not present to all lectors of LV.
-		 * Anyway this function will receive a unique array to avoid sending more mails to one and the same lector.
-		 * **/
-		$lector_arr = $this->_getLectors($anrechnung_arr);
+        /**
+         * Get mail receivers.
+         * If retrieving lectors: prio for LV-Leitung, if not present to all lectors of LV.
+         * This function will receive a unique array to avoid sending more mails to one and the same user.
+         **/
+        if($this->config->item('fbl') === TRUE)
+        {
+            $receiver_arr = $this->_getLeitungOfLvOe($anrechnung_arr);
+        }
+        else
+        {
+            $receiver_arr = $this->_getLectors($anrechnung_arr);
+        }
 
 		// Send mail to lectors
-		foreach ($lector_arr as $lector)
+		foreach ($receiver_arr as $receiver)
 		{
-			$to = $lector->uid;
-			$vorname = $lector->vorname;
+			$to = $receiver->uid. '@'. DOMAIN;
+			$vorname = $receiver->vorname;
 
 			// Get full name of stgl
 			$this->load->model('person/Person_model', 'PersonModel');
@@ -427,4 +453,34 @@ class approveAnrechnungUebersicht extends Auth_Controller
 
 		return $lector_arr;
 	}
+
+    /**
+     * Get Leitungen of Lehrveranstaltungs-Organisationseinheit with unique uids.
+     *
+     * @param $anrechnung_arr
+     * @return array
+     */
+    private function _getLeitungOfLvOe($anrechnung_arr)
+    {
+        $oeLeitung_arr = array();
+
+        // Get Leitungen
+        foreach($anrechnung_arr as $anrechnung)
+        {
+            $this->load->model('education/Lehrveranstaltung_model', 'LehrveranstaltungModel');
+            $result = $this->LehrveranstaltungModel->getLeitungOfLvOe($anrechnung['lehrveranstaltung_id']);
+
+            if (!hasData($result))
+            {
+                show_error('No Leitung found');
+            }
+
+            $oeLeitung_arr = array_merge($oeLeitung_arr, getData($result));
+        }
+
+        // Make array unique
+        $oeLeitung_arr = array_unique($oeLeitung_arr, SORT_REGULAR);
+
+        return $oeLeitung_arr;
+    }
 }

application/controllers/lehre/anrechnung/RequestAnrechnung.php

@@ -80,11 +80,7 @@ class requestAnrechnung extends Auth_Controller
 		$prestudent_id = getData($result)[0]->prestudent_id;
 		
 		// Check if application deadline is expired
-		$is_expired = self::_isExpired(
-			$this->config->item('submit_application_start'),
-			$this->config->item('submit_application_end'),
-			$studiensemester_kurzbz
-		);
+		$is_expired = $this->_isExpired($studiensemester_kurzbz);
 		
 		// Check if Lehrveranstaltung was already graded with application blocking grades
 		$is_blocked = self::_LVhasBlockingGrades($studiensemester_kurzbz, $lehrveranstaltung_id);
@@ -93,7 +89,7 @@ class requestAnrechnung extends Auth_Controller
 		$anrechnungData = $this->anrechnunglib->getAnrechnungDataByLv($lehrveranstaltung_id, $studiensemester_kurzbz, $prestudent_id);
 
 		// Get Antrag data
-		$antragData = $this->anrechnunglib->getAntragData($prestudent_id, $studiensemester_kurzbz, $lehrveranstaltung_id);
+		$antragData = $this->anrechnunglib->getAntragData($prestudent_id, $studiensemester_kurzbz, $lehrveranstaltung_id, $anrechnungData->anrechnung_id);
 		
 		$viewData = array(
 			'antragData' => $antragData,
@@ -115,6 +111,8 @@ class requestAnrechnung extends Auth_Controller
 		$lehrveranstaltung_id = $this->input->post('lv_id');
 		$studiensemester_kurzbz = $this->input->post('studiensemester');
 		$bestaetigung = $this->input->post('bestaetigung');
+		$begruendung_ects = $this->input->post('begruendung_ects');
+		$begruendung_lvinhalt = $this->input->post('begruendung_lvinhalt');
 
 		// Validate data
 		if (empty($_FILES['uploadfile']['name']))
@@ -125,7 +123,9 @@ class requestAnrechnung extends Auth_Controller
 		if (isEmptyString($begruendung_id) ||
 			isEmptyString($anmerkung) ||
 			isEmptyString($lehrveranstaltung_id) ||
-			isEmptyString($studiensemester_kurzbz))
+			isEmptyString($studiensemester_kurzbz) ||
+			isEmptyString($begruendung_ects) ||
+			isEmptyString($begruendung_lvinhalt))
 		{
 			return $this->outputJsonError($this->p->t('ui', 'errorFelderFehlen'));
 		}
@@ -176,7 +176,9 @@ class requestAnrechnung extends Auth_Controller
 			$lehrveranstaltung_id,
 			$begruendung_id,
 			$lastInsert_dms_id,
-			$anmerkung
+			$anmerkung,
+            $begruendung_ects,
+            $begruendung_lvinhalt
 		);
 		
 		if (isError($result))
@@ -234,32 +236,30 @@ class requestAnrechnung extends Auth_Controller
 	 * @return bool True if deadline is expired
 	 * @throws Exception
 	 */
-	private function _isExpired($start, $ende, $studiensemester_kurzbz)
+	private function _isExpired($studiensemester_kurzbz)
 	{
-		$this->load->model('organisation/Studiensemester_model', 'StudiensemesterModel');
+        $today = new DateTime('today midnight');
 
-		// If start is not given, set to Semesterstart.
-		if (!isset($start) || isEmptyString($start))
-		{
-			$this->StudiensemesterModel->addSelect('start');
-			$result = $this->StudiensemesterModel->load($studiensemester_kurzbz);
-			$start = getData($result)[0]->start;
-		}
+        // Load all Anrechnungszeitfenster for this Studiensemester
+        $this->load->model('education/Anrechnungszeitraum_model', 'AnrechnungszeitraumModel');
+        $result = $this->AnrechnungszeitraumModel->loadWhere(array('studiensemester_kurzbz' => $studiensemester_kurzbz));
 
-		// If ende is not given, set to Semesterende.
-		if (!isset($ende) || isEmptyString($ende))
-		{
-			$this->StudiensemesterModel->addSelect('ende');
-			$result = $this->StudiensemesterModel->load($studiensemester_kurzbz);
-			$ende = getData($result)[0]->ende;
-		}
+        if (hasData($result))
+        {
+            // Loop through Anrechnungszeitfenster
+            foreach (getData($result) as $azrObj)
+            {
+                $start = new DateTime($azrObj->anrechnungstart);
+                $ende = new DateTime($azrObj->anrechnungende);
 
-		$today = new DateTime('today midnight');
-		$start = new DateTime($start);
-		$ende = new DateTime($ende);
+                // Return false if today is at least within one Anrechnungszeitraum
+                if (($today >= $start && $today <= $ende)) return false;
 
-		// True if expired
-		return ($today < $start || $today > $ende);
+            }
+        }
+
+        // Return true if today is in none Anrechnungszeitraum
+        return true;
 	}
 
 	/**

application/controllers/lehre/anrechnung/ReviewAnrechnungDetail.php

@@ -28,6 +28,9 @@ class reviewAnrechnungDetail extends Auth_Controller
 			)
 		);
 
+		// Load configs
+		$this->load->config('anrechnung');
+
 		// Load models
 		$this->load->model('education/Anrechnung_model', 'AnrechnungModel');
 		$this->load->model('education/Anrechnungstatus_model', 'AnrechnungstatusModel');
@@ -84,16 +87,21 @@ class reviewAnrechnungDetail extends Auth_Controller
 		$antragData = $this->anrechnunglib->getAntragData(
 			$anrechnungData->prestudent_id,
 			$anrechnungData->studiensemester_kurzbz,
-			$anrechnungData->lehrveranstaltung_id
+			$anrechnungData->lehrveranstaltung_id,
+            $anrechnungData->anrechnung_id
 		);
 
 		// Get Empfehlung data
 		$empfehlungData = $this->anrechnunglib->getEmpfehlungData($anrechnung_id);
 
+        // False if LV-Leitung is present and user is not LV-Leitung. Otherwise always true.
+        $isEmpfehlungsberechtigt = $this->anrechnunglib->isEmpfehlungsberechtigt($anrechnung_id);
+
 		$viewData = array(
 			'antragData' => $antragData,
 			'anrechnungData' => $anrechnungData,
-			'empfehlungData' => $empfehlungData
+			'empfehlungData' => $empfehlungData,
+            'isEmpfehlungsberechtigt' => $isEmpfehlungsberechtigt
 		);
 
 		$this->load->view('lehre/anrechnung/reviewAnrechnungDetail.php', $viewData);
@@ -140,10 +148,13 @@ class reviewAnrechnungDetail extends Auth_Controller
 			 * Send mails to STGL (if not present STGL, send to STGL assistance)
 			 * NOTE: mails are sent at the end to ensure sending only one mail to each STGL
 			 * */
-			if (!$this->_sendSanchoMails($json, true))
-			{
-				return $this->outputJsonError('Failed sending emails');
-			}
+            if ($this->config->item('send_mail') === TRUE)
+            {
+                if (!$this->_sendSanchoMails($json, true))
+                {
+                    return $this->outputJsonError('Failed sending emails');
+                }
+            }
 
 			return $this->outputJsonSuccess($json);
 		}
@@ -191,10 +202,13 @@ class reviewAnrechnungDetail extends Auth_Controller
 		if (isset($json) && !isEmptyArray($json))
 		{
 			// Send mails to STGL (if not present STGL, send to STGL assistance)
-			if (!$this->_sendSanchoMails($json, false))
-			{
-				return $this->outputJsonError('Failed sending emails');
-			}
+            if ($this->config->item('send_mail') === TRUE)
+            {
+                if (!$this->_sendSanchoMails($json, false))
+                {
+                    return $this->outputJsonError('Failed sending emails');
+                }
+            }
 
 			return $this->outputJsonSuccess($json);
 		}
@@ -253,8 +267,14 @@ class reviewAnrechnungDetail extends Auth_Controller
 			show_error('Failed retrieving Anrechnung');
 		}
 
-		$result = $this->LehrveranstaltungModel
-			->getLecturersByLv($result->studiensemester_kurzbz, $result->lehrveranstaltung_id);
+		if($this->config->item('fbl') === TRUE)
+        {
+            $result = $this->LehrveranstaltungModel->getLeitungOfLvOe($result->lehrveranstaltung_id);
+        }
+		else
+        {
+            $result = $this->LehrveranstaltungModel->getLecturersByLv($result->studiensemester_kurzbz, $result->lehrveranstaltung_id);
+        }
 
 		if($result = getData($result))
 		{
@@ -282,14 +302,20 @@ class reviewAnrechnungDetail extends Auth_Controller
 			show_error('Failed retrieving Anrechnung');
 		}
 
-		$result = $this->LehrveranstaltungModel
-			->getLecturersByLv($result->studiensemester_kurzbz, $result->lehrveranstaltung_id);
+		if($this->config->item('fbl') === TRUE)
+        {
+			$result = $this->LehrveranstaltungModel->getLeitungOfLvOe($result->lehrveranstaltung_id);
+        }
+		else
+        {
+			$result = $this->LehrveranstaltungModel->getLecturersByLv($result->studiensemester_kurzbz, $result->lehrveranstaltung_id);
+        }
 
 		if($result = getData($result))
 		{
-			$entitled_lector_arr = array_column($result, 'uid');
+			$entitled_uid_arr = array_column($result, 'uid');
 
-			if (in_array($this->_uid, $entitled_lector_arr))
+			if (in_array($this->_uid, $entitled_uid_arr))
 			{
 				return;
 			}

application/controllers/lehre/anrechnung/ReviewAnrechnungUebersicht.php

@@ -26,6 +26,9 @@ class reviewAnrechnungUebersicht extends Auth_Controller
 			)
 		);
 
+		// Load configs
+		$this->load->config('anrechnung');
+
 		// Load models
 		$this->load->model('education/Anrechnung_model', 'AnrechnungModel');
 		$this->load->model('education/Anrechnungstatus_model', 'AnrechnungstatusModel');
@@ -72,7 +75,8 @@ class reviewAnrechnungUebersicht extends Auth_Controller
 		}
 
 		$viewData = array(
-			'studiensemester_selected' => $studiensemester_kurzbz
+			'studiensemester_selected' => $studiensemester_kurzbz,
+            'configFachbereichsleitung' => $this->config->item('fbl')
 		);
 
 		$this->load->view('lehre/anrechnung/reviewAnrechnungUebersicht.php', $viewData);
@@ -111,16 +115,19 @@ class reviewAnrechnungUebersicht extends Auth_Controller
 			 * Send mails to STGL (if not present STGL, send to STGL assistance)
 			 * NOTE: mails are sent at the end to ensure sending only one mail to each STGL
 			 * */
-			if (!$this->_sendSanchoMails($json, true))
-			{
-				show_error('Failed sending emails');
-			}
+            if ($this->config->item('send_mail') === TRUE)
+            {
+                if (!$this->_sendSanchoMails($json, true))
+                {
+                    show_error('Failed sending emails');
+                }
+            }
 
 			return $this->outputJsonSuccess($json);
 		}
 		else
 		{
-			return $this->outputJsonError($this->p->t('ui', 'errorNichtAusgefuehrt'));
+			$this->terminateWithJsonError($this->p->t('ui', 'errorNichtAusgefuehrt'));
 		}
 	}
 
@@ -154,10 +161,13 @@ class reviewAnrechnungUebersicht extends Auth_Controller
 		if (isset($json) && !isEmptyArray($json))
 		{
 			// Send mails to STGL (if not present STGL, send to STGL assistance)
-			if (!$this->_sendSanchoMails($json, false))
-			{
-				show_error('Failed sending emails');
-			}
+            if ($this->config->item('send_mail') === TRUE)
+            {
+                if (!$this->_sendSanchoMails($json, false))
+                {
+                    show_error('Failed sending emails');
+                }
+            }
 
 			return $this->outputJsonSuccess($json);
 		}
@@ -217,14 +227,20 @@ class reviewAnrechnungUebersicht extends Auth_Controller
 			show_error('Failed retrieving Anrechnung');
 		}
 
-		$result = $this->LehrveranstaltungModel
-			->getLecturersByLv($result->studiensemester_kurzbz, $result->lehrveranstaltung_id);
+        if ($this->config->item('fbl') === TRUE)
+        {
+            $result = $this->LehrveranstaltungModel->getLeitungOfLvOe($result->lehrveranstaltung_id);
+        }
+        else
+        {
+            $result = $this->LehrveranstaltungModel->getLecturersByLv($result->studiensemester_kurzbz, $result->lehrveranstaltung_id);
+        }
 
 		if($result = getData($result))
 		{
-			$entitled_lector_arr = array_column($result, 'uid');
+			$entitled_uid_arr = array_column($result, 'uid');
 
-			if (in_array($this->_uid, $entitled_lector_arr))
+			if (in_array($this->_uid, $entitled_uid_arr))
 			{
 				return;
 			}

application/controllers/person/Gruppenmanagement.php

@@ -78,8 +78,8 @@ class Gruppenmanagement extends Auth_Controller
 	}
 
 	/**
-	* Gets Benutzer assigned to a Gruppe
-	*/
+	 * Gets Benutzer assigned to a Gruppe
+	 */
 	public function getBenutzer()
 	{
 		$gruppe_kurzbz = $this->input->get('gruppe_kurzbz');
@@ -93,8 +93,8 @@ class Gruppenmanagement extends Auth_Controller
 	}
 
 	/**
-	* Gets all Benutzer for assignment to Gruppe
-	*/
+	 * Gets all Benutzer for assignment to Gruppe
+	 */
 	public function getAllBenutzer()
 	{
 		$this->BenutzerModel->addSelect('uid, vorname, nachname');

application/controllers/system/Navigation.php

@@ -1,4 +1,20 @@
 <?php
+/**
+ * Copyright (C) 2022 fhcomplete.org
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
 
 if (! defined('BASEPATH')) exit('No direct script access allowed');
 

application/controllers/system/TestSearch.php

@@ -0,0 +1,44 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Test Search Vue Component
+ */
+class TestSearch extends Auth_Controller
+{
+	/**
+	 * Constructor
+	 */
+	public function __construct()
+	{
+		parent::__construct(
+			array(
+				'index' => 'system/developer:r'
+			)
+		);
+
+		// Loads WidgetLib
+		$this->load->library('WidgetLib');
+
+		// Loads phrases system
+		$this->loadPhrases(
+			array(
+				'global',
+				'ui',
+				'filter'
+			)
+		);
+	}
+
+	// -----------------------------------------------------------------------------------------------------------------
+	// Public methods
+
+	/**
+	 * Everything has a beginning
+	 */
+	public function index()
+	{
+		$this->load->view('system/logs/testSearch.php');
+	}
+}

application/controllers/system/infocenter/InfoCenter.php

@@ -21,6 +21,7 @@ class InfoCenter extends Auth_Controller
 	const FREIGEGEBEN_PAGE = 'freigegeben';
 	const REIHUNGSTESTABSOLVIERT_PAGE = 'reihungstestAbsolviert';
 	const ABGEWIESEN_PAGE = 'abgewiesen';
+	const AUFGENOMMEN_PAGE = 'aufgenommen';
 	const SHOW_DETAILS_PAGE = 'showDetails';
 	const SHOW_ZGV_DETAILS_PAGE = 'showZGVDetails';
 	const ZGV_UBERPRUEFUNG_PAGE = 'ZGVUeberpruefung';
@@ -115,12 +116,14 @@ class InfoCenter extends Auth_Controller
 				'index' => 'infocenter:r',
 				'freigegeben' => 'infocenter:r',
 				'abgewiesen' => 'infocenter:r',
+				'aufgenommen' => 'infocenter:r',
 				'reihungstestAbsolviert' => 'infocenter:r',
 				'showDetails' => 'infocenter:r',
 				'showZGVDetails' => 'lehre/zgvpruefung:r',
 				'unlockPerson' => 'infocenter:rw',
 				'saveFormalGeprueft' => 'infocenter:rw',
 				'saveDocTyp' => 'infocenter:rw',
+				'updateStammdaten' => 'infocenter:rw',
 				'saveNachreichung' => 'infocenter:rw',
 				'getPrestudentData' => 'infocenter:r',
 				'getLastPrestudentWithZgvJson' => 'infocenter:r',
@@ -141,12 +144,6 @@ class InfoCenter extends Auth_Controller
 				'reloadNotizen' => array('infocenter:r', 'lehre/zgvpruefung:r'),
 				'reloadLogs' => 'infocenter:r',
 				'outputAkteContent' => array('infocenter:r', 'lehre/zgvpruefung:r'),
-				'getPostponeDate' => array('infocenter:r', 'lehre/zgvpruefung:r'),
-				'park' => 'infocenter:rw',
-				'unpark' => 'infocenter:rw',
-				'setOnHold' => 'infocenter:rw',
-				'removeOnHold' => array('infocenter:rw', 'lehre/zgvpruefung:rw'),
-				'getStudienjahrEnd' => array('infocenter:r', 'lehre/zgvpruefung:r'),
 				'setNavigationMenuArrayJson' => 'infocenter:r',
 				'getAbsageData' => 'infocenter:r',
 				'saveAbsageForAll' => 'infocenter:rw',
@@ -163,6 +160,7 @@ class InfoCenter extends Auth_Controller
 		$this->load->model('crm/Statusgrund_model', 'StatusgrundModel');
 		$this->load->model('crm/ZGVPruefung_model', 'ZGVPruefungModel');
 		$this->load->model('crm/ZGVPruefungStatus_model', 'ZGVPruefungStatusModel');
+		$this->load->model('crm/Rueckstellung_model', 'RueckstellungModel');
 		$this->load->model('person/Notiz_model', 'NotizModel');
 		$this->load->model('person/Person_model', 'PersonModel');
 		$this->load->model('system/Message_model', 'MessageModel');
@@ -172,11 +170,16 @@ class InfoCenter extends Auth_Controller
 		$this->load->model('codex/Zgv_model', 'ZgvModel');
 		$this->load->model('codex/Zgvmaster_model', 'ZgvmasterModel');
 		$this->load->model('codex/Nation_model', 'NationModel');
+		$this->load->model('person/Kontakt_model', 'KontaktModel');
+		$this->load->model('person/Geschlecht_model', 'GeschlechtModel');
+		$this->load->model('person/adresse_model', 'AdresseModel');
 
 		// Loads libraries
 		$this->load->library('PersonLogLib');
 		$this->load->library('WidgetLib');
 
+		$this->load->config('infocenter');
+
 		$this->loadPhrases(
 			array(
 				'global',
@@ -227,6 +230,16 @@ class InfoCenter extends Auth_Controller
 
 		$this->load->view('system/infocenter/infocenterAbgewiesen.php');
 	}
+	
+	/**
+	 * Aufgenommene page of the InfoCenter tool
+	 */
+	public function aufgenommen()
+	{
+		$this->_setNavigationMenu(self::AUFGENOMMEN_PAGE); // define the navigation menu for this page
+		
+		$this->load->view('system/infocenter/infocenterAufgenommen.php');
+	}
 
 	/**
 	 *
@@ -313,7 +326,7 @@ class InfoCenter extends Auth_Controller
 			show_error('Person does not exist!');
 
 		$origin_page = $this->input->get(self::ORIGIN_PAGE);
-		if ($origin_page == self::INDEX_PAGE)
+		if (in_array($origin_page, array(self::INDEX_PAGE, self::ABGEWIESEN_PAGE)))
 		{
 			// mark person as locked for editing
 			$result = $this->PersonLockModel->lockPerson($person_id, $this->_uid, self::APP);
@@ -358,7 +371,14 @@ class InfoCenter extends Auth_Controller
 
 		if (isError($result)) show_error(getError($result));
 
-		$redirectLink = '/'.self::INFOCENTER_URI.'?'.self::FHC_CONTROLLER_ID.'='.$this->getControllerId();
+		$origin_page = $this->input->get(self::ORIGIN_PAGE);
+
+		if ($origin_page === self::ABGEWIESEN_PAGE)
+			$redirectLink = self::INFOCENTER_URI. '/' .self::ABGEWIESEN_PAGE;
+		else
+			$redirectLink = '/'.self::INFOCENTER_URI;
+
+		$redirectLink .= '?'.self::FHC_CONTROLLER_ID.'='.$this->getControllerId();
 
 		// Force reload of Dataset after Unlock
 		$redirectLink .= '&'.self::KEEP_TABLESORTER_FILTER.'=true';
@@ -600,7 +620,7 @@ class InfoCenter extends Auth_Controller
 	}
 
 	/**
-	 * Sendet bei einer neuen ZGV Prüfung die Mail raus an den Studiengang
+	 * Sendet bei einer neuen ZGV Prüfung eine Mail an den Studiengang
 	 */
 	private function sendZgvMail($mail, $typ, $person){
 		$data = array(
@@ -691,7 +711,7 @@ class InfoCenter extends Auth_Controller
 
 	/**
 	 * Fügt einen neuen ZGV Status hinzu oder updated einen bestehenden
-	 * Falls es erfolgreich war, sendet er die Mail raus
+	 * Falls es erfolgreich war, wird eine Mail rausgeschickt
 	 */
 	public function zgvRueckfragen()
 	{
@@ -745,7 +765,8 @@ class InfoCenter extends Auth_Controller
 				$this->sendZgvMail($mail, $typ, $person);
 			elseif (isError($insert))
 				$this->terminateWithJsonError('Fehler beim Speichern');
-		}else
+		}
+		else
 		{
 			$insert = $this->ZGVPruefungModel->insert(
 				array(
@@ -775,7 +796,7 @@ class InfoCenter extends Auth_Controller
 		}
 
 		$hold = false;
-		if ($this->personloglib->getOnHoldDate($person_id) !== null)
+		if (hasData($this->RueckstellungModel->getByPersonId($person_id, 'onhold_zgv')))
 			$hold = true;
 
 		$this->outputJsonSuccess(
@@ -1111,14 +1132,14 @@ class InfoCenter extends Auth_Controller
 
 	public function reloadDoks($person_id)
 	{
-		$dokumente_nachgereicht = $this->AkteModel->getAktenWithDokInfo($person_id, null, true);
+		$dokumente_nachgereicht = $this->AkteModel->getAktenWithDokInfo($person_id, null, true, false);
 
 		$this->load->view('system/infocenter/dokNachzureichend.php', array('dokumente_nachgereicht' => $dokumente_nachgereicht->retval));
 	}
 
 	public function reloadUebersichtDoks($person_id)
 	{
-		$dokumente = $this->AkteModel->getAktenWithDokInfo($person_id, null, false);
+		$dokumente = $this->AkteModel->getAktenWithDokInfo($person_id, null, false, false);
 
 		$this->DokumentModel->addOrder('bezeichnung');
 		$dokumentdata = array('dokumententypen' => (getData($this->DokumentModel->load())));
@@ -1156,107 +1177,7 @@ class InfoCenter extends Auth_Controller
 			->set_output($aktecontent->retval)
 			->_display();
 	}
-
-	/**
-	 * Gets the date until which a person is parked
-	 * @param $person_id
-	 */
-	public function getPostponeDate($person_id)
-	{
-		$result = array(
-			'type' => null,
-			'date' => null
-		);
-
-		$parkedDate = $this->personloglib->getParkedDate($person_id);
-
-		if (isset($parkedDate))
-		{
-			$result['type'] = 'parked';
-			$result['date'] = $parkedDate;
-		}
-		else
-		{
-			$onholdDate = $this->personloglib->getOnHoldDate($person_id);
-
-			if (isset($onholdDate))
-			{
-				$result['type'] = 'onhold';
-				$result['date'] = $onholdDate;
-			}
-		}
-
-		$this->outputJsonSuccess($result);
-	}
-
-	/**
-	 * Initializes parking of a person, i.e. a person is not expected to do any actions while parked
-	 */
-	public function park()
-	{
-		$person_id = $this->input->post('person_id');
-		$date = $this->input->post('parkdate');
-
-		$result = $this->personloglib->park($person_id, date_format(date_create($date), 'Y-m-d'), self::TAETIGKEIT, self::APP, null, $this->_uid);
-
-		$this->outputJson($result);
-	}
-
-	/**
-	 * Removes parking of a person
-	 */
-	public function unPark()
-	{
-		$person_id = $this->input->post('person_id');
-
-		$result = $this->personloglib->unPark($person_id);
-
-		$this->outputJson($result);
-	}
-
-	/**
-	 * Sets a person on hold ("zurückstellen")
-	 */
-	public function setOnHold()
-	{
-		$person_id = $this->input->post('person_id');
-		$date = $this->input->post('onholddate');
-
-		$result = $this->personloglib->setOnHold($person_id, date_format(date_create($date), 'Y-m-d'), self::TAETIGKEIT, self::APP, null, $this->_uid);
-
-		$this->outputJson($result);
-	}
-
-	/**
-	 * Removed on hold status of a person
-	 */
-	public function removeOnHold()
-	{
-		$person_id = $this->input->post('person_id');
-
-		$result = $this->personloglib->removeOnHold($person_id);
-
-		$this->outputJson($result);
-	}
-
-	/**
-	 * Gets the End date of the current Studienjahr
-	 */
-	public function getStudienjahrEnd()
-	{
-		$this->load->model('organisation/studienjahr_model', 'StudienjahrModel');
-
-		$result = $this->StudienjahrModel->getCurrStudienjahr();
-
-		$json = null;
-
-		if (hasData($result))
-		{
-			$json = $result->retval[0]->ende;
-		}
-
-		$this->outputJsonSuccess(array($json));
-	}
+	
 
 	/**
 	 * Wrapper for setNavigationMenu, returns JSON message
@@ -1320,6 +1241,126 @@ class InfoCenter extends Auth_Controller
 		$this->outputJsonSuccess('success');
 	}
 
+	public function updateStammdaten()
+	{
+		if (isEmptyString($this->input->post('nachname')) ||
+			isEmptyString($this->input->post('geschlecht')) ||
+			isEmptyString($this->input->post('gebdatum')))
+		{
+			$this->terminateWithJsonError($this->p->t('infocenter', 'stammdatenFeldFehlt'));
+		}
+
+		$datum = explode('.', $this->input->post('gebdatum'));
+
+		if (!checkdate($datum[1], $datum[0], $datum[2]))
+		{
+			$this->terminateWithJsonError($this->p->t('infocenter', 'datumUngueltig'));
+		}
+
+		$person_id = $this->input->post('personid');
+
+		$update = $this->PersonModel->update(
+			array
+			(
+				'person_id' => $person_id
+			),
+			array
+			(
+				'titelpre' => isEmptyString($this->input->post('titelpre')) ? null : $this->input->post('titelpre'),
+				'vorname' => isEmptyString($this->input->post('vorname')) ? null : $this->input->post('vorname'),
+				'nachname' => $this->input->post('nachname'),
+				'titelpost' => isEmptyString($this->input->post('titelpost')) ? null : $this->input->post('titelpost'),
+				'gebdatum' => isEmptyString($this->input->post('gebdatum')) ? null : date("Y-m-d", strtotime($this->input->post('gebdatum'))),
+				'svnr' => isEmptyString($this->input->post('svnr')) ? null : $this->input->post('svnr'),
+				'staatsbuergerschaft' => isEmptyString($this->input->post('buergerschaft')) ? null : $this->input->post('buergerschaft'),
+				'geschlecht' => $this->input->post('geschlecht'),
+				'geburtsnation' => isEmptyString($this->input->post('gebnation')) ? null : $this->input->post('gebnation'),
+				'gebort' => isEmptyString($this->input->post('gebort')) ? null : $this->input->post('gebort'),
+				'updateamum' => date('Y-m-d H:i:s'),
+				'updatevon' => $this->_uid
+			)
+		);
+
+		if (isError($update))
+			$this->terminateWithJsonError($this->p->t('ui', 'fehlerBeimSpeichern'));
+
+		$kontakte = $this->input->post('kontakt');
+		foreach ($kontakte as $kontakt)
+		{
+			$kontaktExists = $this->KontaktModel->loadWhere(array(
+				'kontakt_id' => $kontakt['id'],
+				'person_id' => $person_id,
+			));
+
+			if (hasData($kontaktExists))
+			{
+				$kontaktExists = getData($kontaktExists)[0];
+
+				if ($kontaktExists->kontakt === $kontakt['value'])
+					continue;
+
+				$update = $this->KontaktModel->update(
+					array
+					(
+						'kontakt_id' => $kontakt['id']
+					),
+					array
+					(
+						'kontakt' => isEmptyString($kontakt['value']) ? null : $kontakt['value'],
+						'updateamum' => date('Y-m-d H:i:s'),
+						'updatevon' => $this->_uid
+					)
+				);
+
+				if (isError($update))
+					$this->terminateWithJsonError($this->p->t('ui', 'fehlerBeimSpeichern'));
+			}
+		}
+
+		$adressen = $this->input->post('adresse');
+
+		foreach ($adressen as $adresse)
+		{
+			$adresseExists = $this->AdresseModel->loadWhere(array(
+				'adresse_id' => $adresse['id'],
+				'person_id' => $person_id,
+			));
+
+			if (hasData($adresseExists))
+			{
+				$adresse = $adresse['value'];
+				$adresseExists = getData($adresseExists)[0];
+				if ($adresseExists->strasse !== $adresse['strasse'] ||
+					$adresseExists->plz !== $adresse['plz'] ||
+					$adresseExists->ort !== $adresse['ort'] ||
+					$adresseExists->nation !== $adresse['nation'])
+				{
+					$update = $this->AdresseModel->update(
+						array
+						(
+							'adresse_id' => $adresseExists->adresse_id
+						),
+						array
+						(
+							'strasse' => isEmptyString($adresse['strasse']) ? null : $adresse['strasse'],
+							'plz' => isEmptyString($adresse['plz']) ? null : $adresse['plz'],
+							'ort' => isEmptyString($adresse['ort']) ? null : $adresse['ort'],
+							'nation' => isEmptyString($adresse['nation']) ? null : $adresse['nation'],
+							'updateamum' => date('Y-m-d H:i:s'),
+							'updatevon' => $this->_uid
+						)
+					);
+
+					if (isError($update))
+						$this->terminateWithJsonError($this->p->t('ui', 'fehlerBeimSpeichern'));
+				}
+
+			}
+		}
+
+		$this->outputJsonSuccess('Success');
+	}
+
 	public function saveNachreichung($person_id)
 	{
 		$nachreichungAm = $this->input->post('nachreichungAm');
@@ -1358,7 +1399,6 @@ class InfoCenter extends Auth_Controller
 		if($nachreichungAm < $today)
 			$this->terminateWithJsonError($this->p->t('infocenter', 'nachreichDatumNichtVergangenheit'));
 
-
 		$akte = $this->AkteModel->loadWhere(array('person_id' => $person_id, 'dokument_kurzbz' => $allowedTypes[$typ]));
 
 		if (hasData($akte)) {
@@ -1505,6 +1545,7 @@ class InfoCenter extends Auth_Controller
 		$freigegebenLink = site_url(self::INFOCENTER_URI.'/'.self::FREIGEGEBEN_PAGE);
 		$reihungstestAbsolviertLink = site_url(self::INFOCENTER_URI.'/'.self::REIHUNGSTESTABSOLVIERT_PAGE);
 		$abgewiesenLink = site_url(self::INFOCENTER_URI.'/'.self::ABGEWIESEN_PAGE);
+		$aufgenommenLink = site_url(self::INFOCENTER_URI.'/'.self::AUFGENOMMEN_PAGE);
 
 		$currentFilterId = $this->input->get(self::FILTER_ID);
 		if (isset($currentFilterId))
@@ -1512,6 +1553,7 @@ class InfoCenter extends Auth_Controller
 			$freigegebenLink .= '?'.self::PREV_FILTER_ID.'='.$currentFilterId;
 			$reihungstestAbsolviertLink .= '?'.self::PREV_FILTER_ID.'='.$currentFilterId;
 			$abgewiesenLink .= '?'.self::PREV_FILTER_ID.'='.$currentFilterId;
+			$aufgenommenLink .= '?'.self::PREV_FILTER_ID.'='.$currentFilterId;
 		}
 
 		$this->navigationlib->setSessionMenu(
@@ -1562,7 +1604,19 @@ class InfoCenter extends Auth_Controller
 					null, 				// subscriptLinkValue
 					'', 				// target
 					30   				// sort
-				)
+				),
+				'aufgenommen' => $this->navigationlib->oneLevel(
+					'Aufgenommene',		// description
+					$aufgenommenLink,				// link
+					null,				// children
+					'check',					// icon
+					null,				// subscriptDescription
+					false,				// expand
+					null,				// subscriptLinkClass
+					null, 				// subscriptLinkValue
+					'', 				// target
+					40   				// sort
+				),
 			)
 		);
 	}
@@ -1590,6 +1644,9 @@ class InfoCenter extends Auth_Controller
 		if ($origin_page === self::ABGEWIESEN_PAGE)
 			$link = site_url(self::INFOCENTER_URI.'/'.self::ABGEWIESEN_PAGE);
 
+		if ($origin_page === self::AUFGENOMMEN_PAGE)
+			$link = site_url(self::INFOCENTER_URI.'/'.self::AUFGENOMMEN_PAGE);
+
 		$prevFilterId = $this->input->get(self::PREV_FILTER_ID);
 		if (isset($prevFilterId))
 		{
@@ -1794,14 +1851,14 @@ class InfoCenter extends Auth_Controller
 		if (!isset($stammdaten->retval))
 			return null;
 
-		$dokumente = $this->AkteModel->getAktenWithDokInfo($person_id, null, false);
+		$dokumente = $this->AkteModel->getAktenWithDokInfo($person_id, null, false, false);
 
 		if (isError($dokumente))
 		{
 			show_error(getError($dokumente));
 		}
 
-		$dokumente_nachgereicht = $this->AkteModel->getAktenWithDokInfo($person_id, null, true);
+		$dokumente_nachgereicht = $this->AkteModel->getAktenWithDokInfo($person_id, null, true, false);
 
 		if (isError($dokumente_nachgereicht))
 		{
@@ -1996,6 +2053,12 @@ class InfoCenter extends Auth_Controller
 		$this->NationModel->addOrder('langtext');
 		$allNations = getData($this->NationModel->load());
 
+
+		$additional_stg = explode(',', ($this->config->item('infocenter_studiengang_kz')));
+
+		$this->GeschlechtModel->addOrder('sort');
+		$allGenders = getData($this->GeschlechtModel->load());
+
 		$data = array (
 			'zgvpruefungen' => $zgvpruefungen,
 			'abwstatusgruende' => $abwstatusgruende,
@@ -2004,6 +2067,8 @@ class InfoCenter extends Auth_Controller
 			'all_zgvs' => $allZGVs,
 			'all_zgvs_master' => $allZGVsMaster,
 			'all_nations' => $allNations,
+			'additional_stg' => $additional_stg,
+			'all_genders' => $allGenders
 		);
 
 		return $data;
@@ -2164,8 +2229,8 @@ class InfoCenter extends Auth_Controller
 		$prestudentstatus = $prestudent->prestudentstatus;
 		$person_id = $prestudent->person_id;
 		$person = $this->PersonModel->getPersonStammdaten($person_id, true)->retval;
-		$dokumente = $this->AkteModel->getAktenWithDokInfo($person_id, null, false)->retval;
-		$dokumenteNachzureichen = $this->AkteModel->getAktenWithDokInfo($person_id, null, true)->retval;
+		$dokumente = $this->AkteModel->getAktenWithDokInfo($person_id, null, false, false)->retval;
+		$dokumenteNachzureichen = $this->AkteModel->getAktenWithDokInfo($person_id, null, true, false)->retval;
 
 		//fill mail variables
 		$interessentbez = $person->geschlecht == 'm' ? 'Ein Interessent' : 'Eine Interessentin';
@@ -2262,12 +2327,10 @@ class InfoCenter extends Auth_Controller
 
 	public function getAbsageData()
 	{
-		$studiengang_kz_all = $this->permissionlib->getSTG_isEntitledFor('infocenter');
-		$stg_typ = $this->StudiengangModel->getStudiengangTyp($studiengang_kz_all, ['b', 'm']);
+		$stg_typ = $this->getStudienArtBerechtigung(['b', 'm']);
 
-		if (hasData($stg_typ))
+		if (!is_null($stg_typ))
 		{
-			$stg_typ = getData($stg_typ);
 			$statusgruende = $this->StatusgrundModel->getStatus(self::ABGEWIESENERSTATUS, true)->retval;
 			$studienSemester = $this->variablelib->getVar('infocenter_studiensemester');
 			$studiengaenge = $this->StudiengangModel->getStudiengaengeWithOrgForm(array_column($stg_typ, 'typ'), $studienSemester);
@@ -2283,15 +2346,16 @@ class InfoCenter extends Auth_Controller
 			$this->outputJsonSuccess(null);
 	}
 
-	public function getStudienArtBerechtigung()
+	public function getStudienArtBerechtigung($typ = null)
 	{
 		$studiengang_kz_all = $this->permissionlib->getSTG_isEntitledFor('infocenter');
-		$stg_typ = $this->StudiengangModel->getStudiengangTyp($studiengang_kz_all, ['b', 'm', 'l']);
+		$stg_typ = $this->StudiengangModel->getStudiengangTyp($studiengang_kz_all, $typ);
 		return getData($stg_typ);
 	}
+
 	public function getStudienartData()
 	{
-		$this->outputJsonSuccess($this->getStudienArtBerechtigung());
+		$this->outputJsonSuccess($this->getStudienArtBerechtigung(['b', 'm', 'l']));
 	}
 
 	public function saveAbsageForAll()

application/controllers/system/infocenter/Rueckstellung.php

@@ -0,0 +1,135 @@
+<?php
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+
+class Rueckstellung extends Auth_Controller
+{
+	private $_ci; // Code igniter instance
+	private $_uid;
+
+	public function __construct()
+	{
+		parent::__construct(
+			array(
+				'get' => array('infocenter:r', 'lehre/zgvpruefung:r'),
+				'set' => array('infocenter:r', 'lehre/zgvpruefung:r'),
+				'delete' => array('infocenter:r', 'lehre/zgvpruefung:r'),
+				'getStatus' => array('infocenter:rw', 'lehre/zgvpruefung:rw')
+			)
+		);
+		
+		$this->load->model('crm/Rueckstellung_model', 'RueckstellungModel');
+		$this->load->model('crm/RueckstellungStatus_model', 'RueckstellungStatusModel');
+		$this->load->model('person/Person_model', 'PersonModel');
+		$this->load->library('PersonLogLib');
+
+		$this->_setAuthUID(); // sets property uid
+		
+		$this->_ci =& get_instance(); // get code igniter instance
+	}
+	
+	public function get($person_id)
+	{
+		$result = null;
+		$rueckstellung = $this->_ci->RueckstellungModel->getByPersonId($person_id);
+		
+		if (isError($rueckstellung))
+			$this->terminateWithJsonError($this->_ci->p->t('ui', 'fehlerBeimLesen'));
+		
+		if (hasData($rueckstellung))
+		{
+			$rueckstellung = getData($rueckstellung)[0];
+			$fullName = getData($this->_ci->PersonModel->getFullName($rueckstellung->insertvon));
+			
+			$result = array(
+				'von' => $fullName,
+				'bezeichnung' => $rueckstellung->bezeichnung,
+				'bis' => $rueckstellung->datum_bis,
+				'status_kurzbz' => $rueckstellung->status_kurzbz
+			);
+
+			if ($rueckstellung->status_kurzbz === 'parked' && $rueckstellung->datum_bis < date('Y-m-d'))
+			{
+				$this->_ci->RueckstellungModel->delete(array('person_id' => $person_id, 'status_kurzbz' => 'parked'));
+				$result = null;
+			}
+		}
+
+		$this->outputJsonSuccess($result);
+	}
+	
+	public function set()
+	{
+		$person_id = $this->input->post('person_id');
+		$datum_bis = $this->input->post('datum_bis');
+		$status_kurzbz = $this->input->post('status_kurzbz');
+
+		$result = $this->_ci->RueckstellungModel->insert(
+			array('person_id' => $person_id,
+				'status_kurzbz' => $status_kurzbz,
+				'datum_bis' => date_format(date_create($datum_bis), 'Y-m-d'),
+				'insertvon' => $this->_uid
+			)
+		);
+
+		if (isError($result))
+			$this->terminateWithJsonError(getError($result));
+		
+		$this->_log($person_id, $status_kurzbz);
+
+		$this->outputJson($result);
+	}
+	
+	public function delete()
+	{
+		$person_id = $this->input->post('person_id');
+		$status = $this->input->post('status');
+
+		$result = $this->_ci->RueckstellungModel->delete(array('person_id' => $person_id, 'status_kurzbz' => $status));
+
+		if (isError($result))
+			$this->terminateWithJsonError($this->_ci->p->t('ui', 'fehlerBeimSpeichern'));
+
+		$this->outputJson($result);
+	}
+	
+	public function getStatus($aktiv = true)
+	{
+		$this->_ci->RueckstellungStatusModel->addOrder('sort');
+		$result = $this->_ci->RueckstellungStatusModel->loadWhere(array('aktiv' => $aktiv));
+		
+		if (isError($result))
+			$this->terminateWithJsonError($this->_ci->p->t('ui', 'fehlerBeimLesen'));
+		
+		$this->outputJsonSuccess(getData($result));
+	}
+
+	/**
+	 * Retrieve the UID of the logged user and checks if it is valid
+	 */
+	private function _setAuthUID()
+	{
+		$this->_uid = getAuthUID();
+		
+		if (!$this->_uid) show_error('User authentification failed');
+	}
+	
+	private function _log($person_id, $status_kurzbz)
+	{
+		$message = "Person $person_id set to $status_kurzbz";
+		
+		$this->_ci->personloglib->log(
+			$person_id,
+			'Action',
+			array(
+				'name' => 'Person status set',
+				'message' => $message,
+				'success' => true
+			),
+			'bewerbung',
+			'infocenter',
+			null,
+			$this->_uid
+		);
+	}
+}

application/controllers/system/issues/Issues.php

@@ -26,6 +26,7 @@ class Issues extends Auth_Controller
 		// Load models
 		$this->load->model('person/Benutzerfunktion_model', 'BenutzerfunktionModel');
 		$this->load->model('organisation/Organisationseinheit_model', 'OrganisationseinheitModel');
+		$this->load->model('system/Sprache_model', 'SpracheModel');
 
 		$this->loadPhrases(
 			array(
@@ -45,10 +46,11 @@ class Issues extends Auth_Controller
 	public function index()
 	{
 		$oes_for_issues = $this->_getOesForIssues();
+		$language_index = $this->_getLanguageIndex();
 
 		$this->load->view(
 			'system/issues/issues',
-			$oes_for_issues
+			array_merge($oes_for_issues, array('language_index' => $language_index))
 		);
 	}
 
@@ -166,4 +168,28 @@ class Issues extends Auth_Controller
 			'all_oe_kurzbz_berechtigt' => $all_oe_kurzbz_berechtigt
 		);
 	}
+
+	/**
+	 * Gets language index of currently logged in user.
+	 * @return object int (the index, start at 1)
+	 */
+	private function _getLanguageIndex()
+	{
+		$idx = 1;
+		$this->SpracheModel->addSelect('sprache, index');
+		$langRes = $this->SpracheModel->load();
+
+		if (hasData($langRes))
+		{
+			$userLang = getUserLanguage();
+			$lang = getData($langRes);
+
+			foreach ($lang as $l)
+			{
+				if ($l->sprache == $userLang) $idx = $l->index;
+			}
+		}
+
+		return $idx;
+	}
 }

application/controllers/system/issues/IssuesKonfiguration.php

@@ -0,0 +1,305 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+class IssuesKonfiguration extends Auth_Controller
+{
+	private $_uid;
+
+	const STRING_DATA_TYPE = 'string';
+	const INTEGER_DATA_TYPE = 'integer';
+	const FLOAT_DATA_TYPE = 'float';
+
+	public function __construct()
+	{
+		parent::__construct(
+			array(
+				'index' => 'admin:r',
+				'getApps' => 'admin:r',
+				'getFehlerKonfigurationByApp' => 'admin:r',
+				'saveFehlerKonfiguration' => 'admin:rw',
+				'deleteKonfiguration' => 'admin:rw',
+				'deleteKonfigurationsWerte' => 'admin:rw'
+			)
+		);
+
+		// Load libraries
+		$this->load->library('IssuesLib');
+		$this->load->library('WidgetLib');
+
+		// Load models
+		$this->load->model('system/Fehlerkonfigurationstyp_model', 'FehlerkonfigurationstypModel');
+		$this->load->model('system/Fehlerkonfiguration_model', 'FehlerkonfigurationModel');
+
+		$this->loadPhrases(
+			array(
+				'global',
+				'ui',
+				'filter',
+				'fehlermonitoring'
+			)
+		);
+
+		$this->_setAuthUID(); // sets property uid
+		$this->setControllerId(); // sets the controller id
+	}
+
+	// -----------------------------------------------------------------------------------------------------------------
+	// Public methods
+
+	/**
+	 * Load initial view.
+	 */
+	public function index()
+	{
+		$this->load->view("system/issues/issuesKonfiguration.php");
+	}
+
+	/**
+	 * Loads all Apps to which Fehler exist.
+	 */
+	public function getApps()
+	{
+		$this->FehlerModel->addDistinct();
+		$this->FehlerModel->addSelect('app');
+		$this->FehlerModel->addJoin('system.tbl_fehler_konfigurationstyp', 'app');
+		$this->FehlerModel->addOrder('app');
+
+		$appRes = $this->FehlerModel->load();
+
+		$this->outputJson($appRes);
+	}
+
+	/**
+	 * Gets all fehlercodes, optionally by app.
+	 */
+	public function getFehlerKonfigurationByApp()
+	{
+		$app = $this->input->get('app');
+
+		// get all Konfiguration types, optionally filtered by app
+		$this->FehlerkonfigurationstypModel->addSelect('konfigurationstyp_kurzbz, konfigurationsdatentyp, beschreibung');
+		$this->FehlerkonfigurationstypModel->addOrder('konfigurationstyp_kurzbz');
+		$konfRes = isEmptyString($app)
+			? $this->FehlerkonfigurationstypModel->load()
+			: $this->FehlerkonfigurationstypModel->loadWhere(array('app' => $app));
+
+		if (isError($konfRes)) $this->terminateWithJsonError($this->p->t('fehlermonitoring', 'fehlerFehlerKonfigurationLaden'));
+
+		// get all Fehler, optionally filtered by app
+		$params = array('fehlercode_extern' => null);
+		$this->FehlerModel->addSelect('fehlercode, fehler_kurzbz, fehlertyp_kurzbz, fehlertext');
+		$this->FehlerModel->addOrder('fehlercode');
+		if (!isEmptyString($app)) $params['app'] = $app;
+		$fehlerRes = $this->FehlerModel->loadWhere($params);
+
+		if (isError($fehlerRes)) $this->terminateWithJsonError($this->p->t('fehlermonitoring', 'fehlerFehlerLaden'));
+
+		// return object with retrieved data
+		$konfObj = new StdClass();
+		$konfObj->konfigurationstypen = array();
+		$konfObj->fehler = array();
+
+		if (hasData($konfRes)) $konfObj->konfigurationstypen = getData($konfRes);
+		if (hasData($fehlerRes)) $konfObj->fehler = getData($fehlerRes);
+
+		$this->outputJsonSuccess($konfObj);
+	}
+
+	/**
+	 * Saves a Fehler configuration, inserts new configuration or updates existing.
+	 * Checks if datatype of passed configuration is correct.
+	 */
+	public function saveFehlerKonfiguration()
+	{
+		$result = null;
+		$konfigurationstyp_kurzbz = $this->input->post('konfigurationstyp_kurzbz');
+		$fehlercode = $this->input->post('fehlercode');
+		$konfigurationsWert = $this->input->post('konfigurationsWert');
+
+		// check if all params passed
+		if (isEmptyString($konfigurationstyp_kurzbz)) $this->terminateWithJsonError($this->p->t('fehlermonitoring', 'ungueltigerKonfigurationstyp'));
+
+		if (isEmptyString($fehlercode)) $this->terminateWithJsonError($this->p->t('fehlermonitoring', 'fehlercodeFehlt'));
+
+		// separate by semicolon if multiple values passed
+		$konfigurationsWert = explode(';', $konfigurationsWert);
+
+		// check konfigurationswert
+
+		// get the expected data type
+		$dataType = self::STRING_DATA_TYPE;
+		$this->FehlerkonfigurationstypModel->addSelect('konfigurationsdatentyp');
+		$konfigtypRes = $this->FehlerkonfigurationstypModel->loadWhere(array('konfigurationstyp_kurzbz' => $konfigurationstyp_kurzbz));
+
+		if (hasData($konfigtypRes))
+		{
+			$konfigurationsdatentyp = getData($konfigtypRes)[0]->konfigurationsdatentyp;
+			foreach ($konfigurationsWert as $idx => $konfWert)
+			{
+				// check if data type correct
+				$valid = false;
+				switch ($konfigurationsdatentyp)
+				{
+					case self::INTEGER_DATA_TYPE:
+						$valid = (string)(int)$konfWert == $konfWert;
+						$konfigurationsWert[$idx] = (int) $konfWert;
+						break;
+					case self::FLOAT_DATA_TYPE:
+						$valid = (string)(float)$konfWert == $konfWert;
+						$konfigurationsWert[$idx] = (float) $konfWert;
+						break;
+					default:
+						$valid = is_string($konfWert) && preg_match('/^[A-Za-z0-9_]+$/', $konfWert);
+				}
+				if (!$valid) $this->terminateWithJsonError($this->p->t('fehlermonitoring', 'ungueltigerKonfigurationswert', array($konfigurationsdatentyp)));
+			}
+		}
+
+		// check if konfiguration already set for the fehlercode
+		$this->FehlerkonfigurationModel->addSelect('konfiguration');
+		$fehlerkonfigurationRes = $this->FehlerkonfigurationModel->loadWhere(
+			array(
+				'konfigurationstyp_kurzbz' => $konfigurationstyp_kurzbz,
+				'fehlercode' => $fehlercode
+			)
+		);
+
+		if (isError($fehlerkonfigurationRes)) $this->terminateWithJsonError($this->p->t('fehlermonitoring', 'fehlerFehlerKonfigurationLaden'));
+
+		// if konfiguration exists, update by add konfiguration values to existing
+		if (hasData($fehlerkonfigurationRes))
+		{
+			$fehlerkonfiguration = getData($fehlerkonfigurationRes);
+
+			$existingKonf = json_decode($fehlerkonfiguration[0]->konfiguration);
+
+			if (!$existingKonf) $this->terminateWithJsonError($this->p->t('fehlermonitoring', 'fehlerJsonDekodierung'));
+
+			if (!is_array($existingKonf)) $existingKonf = array($existingKonf);
+
+			$newKonf = json_encode(array_values(array_unique(array_merge($existingKonf, $konfigurationsWert))));
+			if (!$newKonf) $this->terminateWithJsonError("error when encoding JSON");
+
+			$result = $this->FehlerkonfigurationModel->update(
+				array('konfigurationstyp_kurzbz' => $konfigurationstyp_kurzbz, 'fehlercode' => $fehlercode),
+				array('konfiguration' => $newKonf, 'updateamum' => 'NOW()', 'updatevon' => $this->_uid)
+			);
+		}
+		else // if no konfiguration exists, add new konfiguration entry
+		{
+			$newKonf = json_encode($konfigurationsWert);
+			if (!$newKonf) $this->terminateWithJsonError("error when encoding JSON");
+
+			$result = $this->FehlerkonfigurationModel->insert(
+				array(
+					'konfigurationstyp_kurzbz' => $konfigurationstyp_kurzbz,
+					'fehlercode' => $fehlercode,
+					'konfiguration' => $newKonf,
+					'insertvon' => $this->_uid
+				)
+			);
+		}
+
+		// output result (insert or update)
+		$this->outputJson($result);
+	}
+
+	/**
+	 * Deletes values of a Konfiguration.
+	 */
+	public function deleteKonfigurationsWerte()
+	{
+		$konfigurationstyp_kurzbz = $this->input->post('konfigurationstyp_kurzbz');
+		$fehlercode = $this->input->post('fehlercode');
+		$konfigurationsWert = $this->input->post('konfigurationsWert');
+
+		// check if Konfigurationstyp correctly passed
+		if (isEmptyString($konfigurationstyp_kurzbz)) $this->terminateWithJsonError($this->p->t('fehlermonitoring', 'ungueltigerKonfigurationstyp'));
+
+		// check if fehlercode correctly passed
+		if (isEmptyString($fehlercode)) $this->terminateWithJsonError($this->p->t('fehlermonitoring', 'fehlercodeFehlt'));
+
+		// separate by semicolon if multiple values passed
+		$konfigurationsWert = explode(';', $konfigurationsWert);
+
+		// check if konfiguration already set for the fehlercode
+		$this->FehlerkonfigurationModel->addSelect('konfiguration');
+		$fehlerkonfigurationRes = $this->FehlerkonfigurationModel->loadWhere(
+			array(
+				'konfigurationstyp_kurzbz' => $konfigurationstyp_kurzbz,
+				'fehlercode' => $fehlercode
+			)
+		);
+
+		if (!hasData($fehlerkonfigurationRes)) $this->terminateWithJsonError($this->p->t('fehlermonitoring', 'fehlerFehlerKonfigurationLaden'));
+
+		// if konfiguration exists, update values
+		if (hasData($fehlerkonfigurationRes))
+		{
+			$fehlerkonfiguration = getData($fehlerkonfigurationRes);
+
+			$existingKonf = json_decode($fehlerkonfiguration[0]->konfiguration);
+
+			if (!$existingKonf) $this->terminateWithJsonError($this->p->t('fehlermonitoring', 'fehlerJsonDekodierung'));
+
+			if (!is_array($existingKonf)) $existingKonf = array($existingKonf);
+
+			$newKonfArr = array_values(array_diff($existingKonf, $konfigurationsWert));
+
+			// if no konfiguration values left, delete whole entry
+			if (isEmptyArray($newKonfArr))
+			{
+				$this->outputJson(
+					$this->FehlerkonfigurationModel->delete(
+						array('konfigurationstyp_kurzbz' => $konfigurationstyp_kurzbz, 'fehlercode' => $fehlercode)
+					)
+				);
+			}
+			else
+			{
+				$newKonf = json_encode($newKonfArr);
+				if (!$newKonf) $this->terminateWithJsonError("error when encoding JSON");
+
+				// if there are still values, delete only part of the konfiguration
+				$this->outputJson(
+					$this->FehlerkonfigurationModel->update(
+						array('konfigurationstyp_kurzbz' => $konfigurationstyp_kurzbz, 'fehlercode' => $fehlercode),
+						array('konfiguration' => $newKonf, 'updateamum' => 'NOW()', 'updatevon' => $this->_uid)
+					)
+				);
+			}
+		}
+	}
+
+	/**
+	 * Deletes a Konfiguration.
+	 */
+	public function deleteKonfiguration()
+	{
+		$konfigurationstyp_kurzbz = $this->input->post('konfigurationstyp_kurzbz');
+		$fehlercode = $this->input->post('fehlercode');
+
+		// check if Konfigurationstyp correctly passed
+		if (isEmptyString($konfigurationstyp_kurzbz)) $this->terminateWithJsonError($this->p->t('fehlermonitoring', 'ungueltigerKonfigurationstyp'));
+
+		// check if fehlercode correctly passed
+		if (isEmptyString($fehlercode)) $this->terminateWithJsonError($this->p->t('fehlermonitoring', 'fehlercodeFehlt'));
+
+		$this->outputJson(
+			$this->FehlerkonfigurationModel->delete(
+				array('konfigurationstyp_kurzbz' => $konfigurationstyp_kurzbz, 'fehlercode' => $fehlercode)
+			)
+		);
+	}
+
+	/**
+	 * Retrieve the UID of the logged user and checks if it is valid
+	 */
+	private function _setAuthUID()
+	{
+		$this->_uid = getAuthUID();
+
+		if (!$this->_uid) show_error('User authentification failed');
+	}
+}

application/controllers/system/issues/IssuesZustaendigkeiten.php

@@ -26,7 +26,6 @@ class IssuesZustaendigkeiten extends Auth_Controller
 		// Load models
 		$this->load->model('organisation/Organisationseinheit_model', 'OrganisationseinheitModel');
 		$this->load->model('system/Fehler_model', 'FehlerModel');
-		$this->load->model('system/Fehler_model', 'FehlerModel');
 		$this->load->model('system/Fehlerzustaendigkeiten_model', 'FehlerzustaendigkeitenModel');
 
 		$this->loadPhrases(
@@ -70,7 +69,7 @@ class IssuesZustaendigkeiten extends Auth_Controller
 	{
 		$app = $this->input->get('app');
 
-		//$this->FehlerModel->addSelect('fehlercode, fehler_kurzbz, fehlertext, fehlertyp_kurzbz');
+		$this->FehlerModel->addSelect('fehlercode, fehler_kurzbz, fehlertext, fehlertyp_kurzbz, app');
 		$this->FehlerModel->addOrder('fehlercode');
 
 		$fehlerRes = isset($app) ? $this->FehlerModel->loadWhere(array('app' => $app)) : $this->FehlerModel->load();

application/controllers/system/issues/Plausichecks.php

@@ -0,0 +1,194 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+class Plausichecks extends Auth_Controller
+{
+	const GENERIC_ISSUE_OCCURED_TEXT = 'Issue aufgetreten';
+
+	public function __construct()
+	{
+		parent::__construct(
+			array(
+				'index' => array('system/issues_verwalten:r'),
+				'runChecks' => array('system/issues_verwalten:r')
+			)
+		);
+
+		// Load libraries
+		$this->load->library('issues/PlausicheckProducerLib', array('app' => 'core'));
+		$this->load->library('issues/PlausicheckDefinitionLib');
+		$this->load->library('WidgetLib');
+
+		// Load models
+		$this->load->model('system/Fehler_model', 'FehlerModel');
+		$this->load->model('organisation/Studiensemester_model', 'StudiensemesterModel');
+		$this->load->model('organisation/Studiengang_model', 'StudiengangModel');
+	}
+
+	/*
+	 * Get data for filtering the plausichecks and load the view.
+	 */
+	public function index()
+	{
+		$filterData = $this->_getFilterData();
+		$this->load->view('system/issues/plausichecks', $filterData);
+	}
+
+	/**
+	 * Initiate plausichecks run.
+	 */
+	public function runChecks()
+	{
+		$studiensemester_kurzbz = $this->input->get('studiensemester_kurzbz');
+		$studiengang_kz = $this->input->get('studiengang_kz');
+		$fehler_kurzbz = $this->input->get('fehler_kurzbz');
+
+		// issues array for passing issue texts
+		$allIssues = array();
+		// all fehler kurzbz which are going to be checked
+		$fehlerKurzbz = !isEmptyString($fehler_kurzbz) ? array($fehler_kurzbz) : $this->plausicheckdefinitionlib->getFehlerKurzbz();
+		$fehlerLibMappings = $this->plausicheckdefinitionlib->getFehlerLibMappings();
+		// set Studiengang to null if not passed
+		if (isEmptyString($studiengang_kz)) $studiengang_kz = null;
+
+		// get the data returned by Plausicheck
+		foreach ($fehlerKurzbz as $fehler_kurzbz)
+		{
+			// get Text and fehlercode of the Fehler
+			$this->FehlerModel->addSelect('fehlercode, fehlertext, fehlertyp_kurzbz');
+			$fehlerRes = $this->FehlerModel->loadWhere(array('fehler_kurzbz' => $fehler_kurzbz));
+
+			if (isError($fehlerRes)) $this->terminateWithJsonError(getError($fehlerRes));
+
+			// do not check error if no data
+			if (!hasData($fehlerRes)) continue;
+
+			// get the error data
+			$fehler = getData($fehlerRes)[0];
+
+			// initialize issue array
+			$allIssues[$fehler_kurzbz] = array('fehlercode' => $fehler->fehlercode, 'data' => array());
+
+			// get library name for producing issue
+			$libName = $fehlerLibMappings[$fehler_kurzbz];
+
+			// execute the check
+			$plausicheckRes = $this->plausicheckproducerlib->producePlausicheckIssue(
+				$libName,
+				$fehler_kurzbz,
+				array(
+					'studiensemester_kurzbz' => $studiensemester_kurzbz,
+					'studiengang_kz' => $studiengang_kz
+				)
+			);
+
+			if (isError($plausicheckRes)) $this->terminateWithJsonError(getError($plausicheckRes));
+
+			if (hasData($plausicheckRes))
+			{
+				$plausicheckData = getData($plausicheckRes);
+
+				foreach ($plausicheckData as $plausiData)
+				{
+					// get the data needed for issue production
+					$person_id = isset($plausiData['person_id']) ? $plausiData['person_id'] : null;
+					$oe_kurzbz = isset($plausiData['oe_kurzbz']) ? $plausiData['oe_kurzbz'] : null;
+					$fehlertext_params = isset($plausiData['fehlertext_params']) ? $plausiData['fehlertext_params'] : null;
+
+					// optionally replace fehler parameters in text, output the fehlertext
+					if (!isEmptyString($fehler->fehlertext))
+					{
+						$fehlercode = $fehler->fehlercode;
+						$fehlerText = $fehler->fehlertext;
+						$fehlerTyp = $fehler->fehlertyp_kurzbz;
+
+						if (!isEmptyArray($fehlertext_params))
+						{
+							// replace placeholder with params, if present
+							if (count($fehlertext_params) != substr_count($fehlerText, '%s'))
+								$this->terminateWithJsonError('Wrong number of parameters for Fehlertext, fehler_kurzbz ' . $fehler_kurzbz);
+
+							$fehlerText = vsprintf($fehlerText, $fehlertext_params);
+						}
+
+						if (isset($person_id)) $fehlerText .= "; person_id: $person_id";
+						if (isset($oe_kurzbz)) $fehlerText .= "; oe_kurzbz: $oe_kurzbz";
+
+						$issueObj = new StdClass();
+						$issueObj->fehlertext = $fehlerText;
+						$issueObj->type = $fehlerTyp;
+						$allIssues[$fehler_kurzbz]['data'][] = $issueObj;
+					}
+					else // if no issue text found, use generic text
+					{
+						$fehlerText = self::GENERIC_ISSUE_OCCURED_TEXT;
+					}
+
+					// add generic parameters to issue text
+					if (isset($person_id)) $fehlerText .= "; person_id: $person_id";
+					if (isset($oe_kurzbz)) $fehlerText .= "; oe_kurzbz: $oe_kurzbz";
+				}
+			}
+		}
+
+		$this->outputJsonSuccess($allIssues);
+	}
+
+	/**
+	 * Get the data needed for filtering for limiting checks.
+	 */
+	private function _getFilterData()
+	{
+		$this->StudiensemesterModel->addOrder('start', 'DESC');
+		$studiensemesterRes = $this->StudiensemesterModel->load();
+
+		if (isError($studiensemesterRes)) show_error(getError($studiensemesterRes));
+
+		$currSemRes = $this->StudiensemesterModel->getAkt();
+
+		if (isError($currSemRes)) show_error(getError($currSemRes));
+
+		$this->StudiengangModel->addSelect('studiengang_kz, tbl_studiengang.bezeichnung, tbl_studiengang.typ,
+			tbl_studiengangstyp.bezeichnung AS typbezeichnung, UPPER(tbl_studiengang.typ::varchar(1) || tbl_studiengang.kurzbz) as kuerzel');
+		$this->StudiengangModel->addJoin('public.tbl_studiengangstyp', 'typ');
+		$this->StudiengangModel->addOrder('kuerzel, tbl_studiengang.bezeichnung, studiengang_kz');
+		$studiengaengeRes = $this->StudiengangModel->loadWhere(array('aktiv' => true));
+
+		if (isError($studiengaengeRes)) show_error(getError($studiengaengeRes));
+
+		$fehlerKurzbz = $this->plausicheckdefinitionlib->getFehlerKurzbz();
+
+		$db = new DB_Model();
+
+		// get fehlercodes for fehler_kurzbz
+		$fehlerRes = $db->execReadOnlyQuery(
+			'SELECT
+				fehler_kurzbz, fehlercode
+			FROM
+				system.tbl_fehler
+			WHERE
+				fehler_kurzbz IN ?',
+			array($fehlerKurzbz)
+		);
+
+		if (isError($fehlerRes)) show_error(getError($fehlerRes));
+
+		$fehlerKurzbzCodeMappings = array();
+		if (hasData($fehlerRes))
+		{
+			$fehler = getData($fehlerRes);
+			foreach ($fehler as $fe)
+			{
+				$fehlerKurzbzCodeMappings[$fe->fehler_kurzbz] = $fe->fehlercode;
+			}
+		}
+
+		return array(
+			'semester' => hasData($studiensemesterRes) ? getData($studiensemesterRes) : array(),
+			'currsemester' => hasData($currSemRes) ? getData($currSemRes) : array(),
+			'studiengaenge' => hasData($studiengaengeRes) ? getData($studiengaengeRes) : array(),
+			'fehlerKurzbzCodeMappings' => $fehlerKurzbzCodeMappings
+		);
+	}
+}

application/core/FHC_Controller.php

@@ -169,6 +169,15 @@ abstract class FHC_Controller extends CI_Controller
 		}
 	}
 
+	/**
+	 * Return the JSON decoded HTTP POST request
+	 * If the request is not in JSON format then a null value is returned
+	 */
+	protected function getPostJSON()
+	{
+		return json_decode($this->input->raw_input_stream);
+	}
+
 	//------------------------------------------------------------------------------------------------------------------
 	// Private methods
 
@@ -185,3 +194,4 @@ abstract class FHC_Controller extends CI_Controller
 		}
 	}
 }
+

application/core/IssueResolver_Controller.php

@@ -5,7 +5,10 @@
  */
 abstract class IssueResolver_Controller extends JOB_Controller
 {
-	const ISSUES_FOLDER = 'issues';
+	const CI_PATH = 'application';
+	const CI_LIBRARY_FOLDER = 'libraries';
+	const EXTENSIONS_FOLDER = 'extensions';
+	const ISSUE_RESOLVERS_FOLDER = 'issues/resolvers';
 	const CHECK_ISSUE_RESOLVED_METHOD_NAME = 'checkIfIssueIsResolved';
 
 	protected $_codeLibMappings;
@@ -43,71 +46,73 @@ abstract class IssueResolver_Controller extends JOB_Controller
 			}
 			else
 			{
-
 				$openIssues = getData($openIssuesRes);
 
 				foreach ($openIssues as $issue)
 				{
-					if (isset($this->_codeLibMappings[$issue->fehlercode]))
+					// ignore if Fehlercode is not in libmappings (shouldn't be checked)
+					if (!isset($this->_codeLibMappings[$issue->fehlercode])) continue;
+
+					$libName = $this->_codeLibMappings[$issue->fehlercode];
+
+					// add person id and oe kurzbz automatically as params, merge it with additional params
+					// decode bewerbung_parameter into assoc array
+					$params = array_merge(
+						array('issue_id' => $issue->issue_id, 'issue_person_id' => $issue->person_id, 'issue_oe_kurzbz' => $issue->oe_kurzbz),
+						isset($issue->behebung_parameter) ? json_decode($issue->behebung_parameter, true) : array()
+					);
+
+					// if called from extension (extension name set), path includes extension names
+					$libRootPath = isset($this->_extensionName) ? self::EXTENSIONS_FOLDER . '/' . $this->_extensionName . '/' : '';
+
+					// path for loading issue library
+					$issuesLibPath = $libRootPath . self::ISSUE_RESOLVERS_FOLDER . '/';
+
+					// file path of library for check if file exists
+					$issuesLibFilePath = DOC_ROOT . self::CI_PATH
+						. '/' . $libRootPath . self::CI_LIBRARY_FOLDER . '/' . self::ISSUE_RESOLVERS_FOLDER . '/' . $libName . '.php';
+
+					// check if library file exists
+					if (!file_exists($issuesLibFilePath))
 					{
-						$libName = $this->_codeLibMappings[$issue->fehlercode];
+						// log error and continue with next issue if not
+						$this->logError("Issue library file " . $issuesLibFilePath . " does not exist");
+						continue;
+					}
 
-						// add person id and oe kurzbz automatically as params, merge it with additional params
-						// decode bewerbung_parameter into assoc array
-						$params = array_merge(
-							array('issue_id' => $issue->issue_id, 'issue_person_id' => $issue->person_id, 'issue_oe_kurzbz' => $issue->oe_kurzbz),
-							isset($issue->behebung_parameter) ? json_decode($issue->behebung_parameter, true) : array()
-						);
+					// load library connected to fehlercode
+					$this->load->library($issuesLibPath . $libName);
 
-						// if called from extension (extension name set), path includes extension names, otherwise it is the core library folder
-						$libRootPath = isset($this->_extensionName) ? 'extensions/' . $this->_extensionName . '/' : '';
-						$issuesLibPath = $libRootPath . self::ISSUES_FOLDER . '/';
-						$issuesLibFilePath = DOC_ROOT . 'application/' . $libRootPath . 'libraries/' . self::ISSUES_FOLDER . '/' . $libName . '.php';
+					$lowercaseLibName = mb_strtolower($libName);
 
-						// check if library file exists
-						if (!file_exists($issuesLibFilePath))
+					// check if method is defined in library class
+					if (!is_callable(array($this->{$lowercaseLibName}, self::CHECK_ISSUE_RESOLVED_METHOD_NAME)))
+					{
+						// log error and continue with next issue if not
+						$this->logError("Method " . self::CHECK_ISSUE_RESOLVED_METHOD_NAME . " is not defined in library $lowercaseLibName");
+						continue;
+					}
+
+					// call the function for checking for issue resolution
+					$issueResolvedRes = $this->{$lowercaseLibName}->{self::CHECK_ISSUE_RESOLVED_METHOD_NAME}($params);
+
+					if (isError($issueResolvedRes))
+					{
+						$this->logError(getError($issueResolvedRes));
+					}
+					else
+					{
+						$issueResolvedData = getData($issueResolvedRes);
+
+						if ($issueResolvedData === true)
 						{
-							// log error and continue with next issue if not
-							$this->logError("Issue library file " . $issuesLibFilePath . " does not exist");
-							continue;
-						}
+							// set issue to resolved if needed
+							$behobenRes = $this->issueslib->setBehoben($issue->issue_id, null);
 
-						// load library connected to fehlercode
-						$this->load->library(
-							$issuesLibPath . $libName
-						);
-
-						$lowercaseLibName = mb_strtolower($libName);
-
-						// check if method is defined in libary class
-						if (!is_callable(array($this->{$lowercaseLibName}, self::CHECK_ISSUE_RESOLVED_METHOD_NAME)))
-						{
-							// log error and continue with next issue if not
-							$this->logError("Method " . self::CHECK_ISSUE_RESOLVED_METHOD_NAME . " is not defined in library $lowercaseLibName");
-							continue;
-						}
-
-						// call the function for checking for issue resolution
-						$issueResolvedRes = $this->{$lowercaseLibName}->{self::CHECK_ISSUE_RESOLVED_METHOD_NAME}($params);
-
-						if (isError($issueResolvedRes))
-						{
-							$this->logError(getError($issueResolvedRes));
-						}
-						else
-						{
-							$issueResolvedData = getData($issueResolvedRes);
-
-							if ($issueResolvedData === true)
-							{
-								// set issue to resolved if needed
-								$behobenRes = $this->issueslib->setBehoben($issue->issue_id, null);
-
-								if (isError($behobenRes))
-									$this->logError(getError($behobenRes));
-								else
-									$this->logInfo("Issue " . $issue->issue_id . " successfully resolved");
-							}
+							if (isError($behobenRes))
+								$this->logError(getError($behobenRes));
+							else
+								$this->logInfo("Issue " . $issue->issue_id . " successfully resolved");
 						}
 					}
 				}

application/core/PlausiIssueProducer_Controller.php

@@ -0,0 +1,66 @@
+<?php
+
+/**
+ * Job for producing Plausicheck issues
+ */
+abstract class PlausiIssueProducer_Controller extends JOB_Controller
+{
+	protected $_fehlerLibMappings;
+	protected $_app;
+
+	public function __construct($app = null)
+	{
+		parent::__construct();
+
+		// pass extension name if calling from extension
+		$extensionName = isset($this->_extensionName) ? $this->_extensionName : null;
+
+		// load libraries
+		$this->load->library('issues/PlausicheckProducerLib', array('extensionName' => $extensionName, 'app' => $this->_app));
+		$this->load->library('IssuesLib');
+	}
+
+	protected function producePlausicheckIssues($params)
+	{
+		$this->logInfo("Plausicheck issue producer job started");
+
+		// get the data returned by Plausicheck
+		foreach ($this->_fehlerLibMappings as $fehler_kurzbz => $libName)
+		{
+			// execute the check
+			$this->logInfo("Checking " . $fehler_kurzbz . "...");
+			$plausicheckRes = $this->plausicheckproducerlib->producePlausicheckIssue(
+				$libName,
+				$fehler_kurzbz,
+				$params
+			);
+
+			if (isError($plausicheckRes)) $this->logError(getError($plausicheckRes));
+
+			if (hasData($plausicheckRes))
+			{
+				$plausicheckData = getData($plausicheckRes);
+
+				foreach ($plausicheckData as $plausiData)
+				{
+					// get the data needed for issue production
+					$person_id = isset($plausiData['person_id']) ? $plausiData['person_id'] : null;
+					$oe_kurzbz = isset($plausiData['oe_kurzbz']) ? $plausiData['oe_kurzbz'] : null;
+					$fehlertext_params = isset($plausiData['fehlertext_params']) ? $plausiData['fehlertext_params'] : null;
+					$resolution_params = isset($plausiData['resolution_params']) ? $plausiData['resolution_params'] : null;
+
+					// write the issue
+					$addIssueRes = $this->issueslib->addFhcIssue($fehler_kurzbz, $person_id, $oe_kurzbz, $fehlertext_params, $resolution_params);
+
+					// log if error, or log info if inserted new issue
+					if (isError($addIssueRes))
+						$this->logError(getError($addIssueRes));
+					elseif (hasData($addIssueRes) && is_integer(getData($addIssueRes)))
+						$this->logInfo("Plausicheck issue " . $fehler_kurzbz . " successfully produced, person_id: " . $person_id);
+				}
+			}
+		}
+
+		$this->logInfo("Plausicheck issue producer job stopped");
+	}
+}

application/helpers/hlp_common_helper.php

@@ -1,20 +1,19 @@
 <?php
-
 /**
- * FH-Complete
+ * Copyright (C) 2022 fhcomplete.org
  *
- * @package		FHC-Helper
- * @author		FHC-Team
- * @copyright	Copyright (c) 2016 fhcomplete.org
- * @license		GPLv3
- * @since		Version 1.0.0
- */
-
-/**
- * FHC Helper
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
- * @subpackage	Helpers
- * @category	Helpers
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 if (! defined('BASEPATH')) exit('No direct script access allowed');
@@ -42,15 +41,19 @@ function generateToken($length = 64)
 		{
 			$firstGeneratedToken = random_bytes($length); // try to generates cryptographically secure pseudo-random bytes...
 		}
-		catch (Exception $e) { $firstGeneratedToken = null; } // if fails $firstGeneratedToken is set to null
+		catch (Exception $e)
+		{
+			// If fails $firstGeneratedToken is set to null
+			$firstGeneratedToken = null;
+		}
 	}
 	// For PHP >= 5.3 and < 7 and openssl is available
 	elseif (function_exists('openssl_random_pseudo_bytes'))
 	{
 		$firstGeneratedToken = openssl_random_pseudo_bytes($length, $strong);
 		// If the token generation ended with errors OR the generated token is NOT strong enough
-        if ($firstGeneratedToken == false || $strong == false) $firstGeneratedToken = null; // $firstGeneratedToken is set to null
-    }
+		if ($firstGeneratedToken == false || $strong == false) $firstGeneratedToken = null; // $firstGeneratedToken is set to null
+	}
 
 	if ($firstGeneratedToken != null) // If everything was fine
 	{
@@ -107,10 +110,7 @@ function var_dump_to_error_log($parameter)
 function loadResource($path, $resources = null, $subdir = false)
 {
 	// Place a / character at the and of the string if not present
-	if (strrpos($path, '/') < strlen($path) - 1)
-	{
-		$path .= '/';
-	}
+	if (strrpos($path, '/') < strlen($path) - 1) $path .= '/';
 
 	// Loads in $tmpResources all the given resources
 	$tmpResources = $resources;
@@ -125,28 +125,36 @@ function loadResource($path, $resources = null, $subdir = false)
 
 	// Loads in $tmpPaths path and eventually the subdirectories
 	$tmpPaths = array($path);
-	// NOTE: Used @ to prevent ugly error messages
-	if (is_dir($path) && ($dirHandler = @opendir($path)) !== false)
+
+	// If path is a directory
+	if (is_dir($path))
 	{
-		// Reads all file system entries present in path
-		while (($entry = readdir($dirHandler)) !== false)
+		// NOTE: Used @ to prevent ugly error messages
+		$dirHandler = @opendir($path);
+
+		// Successfully opened
+		if ($dirHandler !== false)
 		{
-			// If entry is a directory but not the current and subdirectories should be loaded
-			if ($subdir === true && $entry != '.' && $entry != '..' && is_dir($entry))
+			// Reads all file system entries present in path
+			while (($entry = readdir($dirHandler)) !== false)
 			{
-				$tmpPaths[] = $entry;
-			}
-			// If no resources are specified and the current file system entry is a file
-			if ($resources == null && is_file($path.$entry))
-			{
-				// If the current entry is a php file store the name without extension
-				if ($entry != ($tmpName = str_replace('.php', '', $entry)))
+				// If entry is a directory but not the current and subdirectories should be loaded
+				if ($subdir === true && $entry != '.' && $entry != '..' && is_dir($path.$entry))
 				{
-					$tmpResources[] = $tmpName;
+					$tmpPaths[] = $path.$entry.'/';
+				}
+				// If no resources are specified and the current file system entry is a file
+				if ($resources == null && is_file($path.$entry))
+				{
+					// Name without php extension
+					$tmpName = str_replace('.php', '', $entry);
+
+					// If the current entry is a php file store the name without extension
+					if ($entry != $tmpName) $tmpResources[] = $tmpName;
 				}
 			}
+			closedir($dirHandler);
 		}
-		closedir($dirHandler);
 	}
 
 	// Loops through the resources
@@ -156,10 +164,7 @@ function loadResource($path, $resources = null, $subdir = false)
 		foreach ($tmpPaths as $tmpPath)
 		{
 			$fileName = $tmpPath.$tmpResource.'.php'; // Php extension
-			if (file_exists($fileName))
-			{
-				include_once($fileName);
-			}
+			if (file_exists($fileName)) include_once($fileName);
 		}
 	}
 }
@@ -351,3 +356,52 @@ function sanitizeProblemChars($str)
 
 	return preg_replace($acentos, array_keys($acentos), htmlentities($str, ENT_NOQUOTES | ENT_HTML5, $enc));
 }
+
+/**
+ *
+ */
+function findResource($path, $resource, $subdir = false, $extraDir = null)
+{
+	// Place a / character at the and of the string if not present
+	if (strrpos($path, '/') < strlen($path) - 1) $path .= '/';
+
+	// Loads in $tmpPaths path and eventually the subdirectories
+	$tmpPaths = array($path);
+	if (is_dir($path))
+	{
+		// NOTE: Used @ to prevent ugly error messages
+		$dirHandler = @opendir($path);
+
+		// Successfully opened
+		if ($dirHandler !== false)
+		{
+			// Reads all file system entries present in path
+			while (($entry = readdir($dirHandler)) !== false)
+			{
+				// If entry is a directory but not the current and subdirectories should be loaded
+				if ($subdir === true && $entry != '.' && $entry != '..' && is_dir($path.$entry))
+				{
+					if ($extraDir == null)
+					{
+						$tmpPaths[] = $path.$entry.'/';
+					}
+					else
+					{
+						$tmpPaths[] = $path.$entry.'/'.$extraDir.'/';
+					}
+				}
+			}
+			closedir($dirHandler);
+		}
+	}
+
+	// Loops through the paths
+	foreach ($tmpPaths as $tmpPath)
+	{
+		$fileName = $tmpPath.$resource.'.php'; // Php extension
+		if (file_exists($fileName)) return $fileName;
+	}
+
+	return null;
+}
+

application/helpers/hlp_header_helper.php

@@ -149,6 +149,31 @@ function generateJSsInclude($JSs)
 	}
 }
 
+/**
+ * Generates tags for the javascript modules you want to include, the parameter could by a string or an array of strings
+ */
+function generateJSModulesInclude($JSModules)
+{
+	$jsInclude = '<script type="module" src="%s"></script>';
+
+	$ci =& get_instance();
+	$cachetoken = '?'.$ci->config->item('fhcomplete_build_version');
+
+	if (isset($JSModules))
+	{
+		$tmpJSs = is_array($JSModules) ? $JSModules : array($JSModules);
+
+		for ($tmpJSsCounter = 0; $tmpJSsCounter < count($tmpJSs); $tmpJSsCounter++)
+		{
+			$toPrint = sprintf($jsInclude, base_url($tmpJSs[$tmpJSsCounter].$cachetoken)).PHP_EOL;
+
+			if ($tmpJSsCounter > 0) $toPrint = "\t\t".$toPrint;
+
+			echo $toPrint;
+		}
+	}
+}
+
 /**
  * Generates all the includes needed by the Addons
  */
@@ -156,16 +181,26 @@ function generateAddonsJSsInclude($calledFrom)
 {
 	$aktive_addons = array_filter(explode(";", ACTIVE_ADDONS));
 
+	// For each active addon
 	foreach ($aktive_addons as $addon)
 	{
+		// Build the path to the hook file
 		$hookfile = DOC_ROOT.'addons/'.$addon.'/hooks.config.inc.php';
+
+		// If the hook file exists
 		if (file_exists($hookfile))
 		{
-			include($hookfile);
+			$js_hooks = array(); // default value
+
+			include($hookfile); // include the hook file where the array js_hooks should be setup
+
+			// If it contains the provided key calledFrom
 			if (key_exists($calledFrom, $js_hooks))
 			{
 				foreach ($js_hooks[$calledFrom] as $js_file)
+				{
 					generateJSsInclude('addons/'.$addon.'/'.$js_file);
+				}
 			}
 		}
 	}
@@ -180,3 +215,4 @@ function generateBackwardCompatibleJSMsIe($js)
 	echo '	<script type="text/javascript" src="'.$js.'"></script>'."\n";
 	echo "<![endif]-->\n";
 }
+

application/libraries/AnrechnungLib.php

@@ -37,19 +37,30 @@ class AnrechnungLib
 	 * @param $lv_id
 	 * @return StdClass
 	 */
-	public function getAntragData($prestudent_id, $studiensemester_kurzbz, $lv_id)
+	public function getAntragData($prestudent_id, $studiensemester_kurzbz, $lv_id, $anrechnung_id = null)
 	{
 		$antrag_data = new StdClass();
 		
 		// Get students UID.
 		$uid = $this->ci->StudentModel->getUID($prestudent_id);
-		
-		// Get lehrveranstaltung data. Break, if course is not assigned to student.
-		if(!$lv = getData($this->ci->LehrveranstaltungModel->getLvByStudent($uid, $studiensemester_kurzbz, $lv_id))[0])
+
+		// If Anrechnung exists
+		if (is_numeric($anrechnung_id))
 		{
-			show_error('You are not assigned to this course yet.');
+			// Just load LV by lv_id
+			$result = $this->ci->LehrveranstaltungModel->load($lv_id);
+			$lv = getData($result)[0];
 		}
-		
+		// If Anrechnung not exists
+		else
+		{
+			// Load LV, but check if student is assigned to that LV. Break, if not.
+			if(!$lv = getData($this->ci->LehrveranstaltungModel->getLvByStudent($uid, $studiensemester_kurzbz, $lv_id))[0])
+			{
+				show_error('You are not assigned to this course yet.');
+			}
+		}
+
 		// Get the students personal data
 		if (!$person = getData($this->ci->PersonModel->getByUid($uid))[0])
 		{
@@ -163,6 +174,8 @@ class AnrechnungLib
 		$anrechnung_data->insertvon = '';
 		$anrechnung_data->studiensemester_kurzbz = '';
 		$anrechnung_data->empfehlung = '';
+		$anrechnung_data->begruendung_ects = '';
+		$anrechnung_data->begruendung_lvinhalt = '';
 		$anrechnung_data->status_kurzbz = '';
 		$anrechnung_data->status = getUserLanguage() == 'German' ? 'neu' : 'new';
 		$anrechnung_data->dokumentname = '';
@@ -274,14 +287,21 @@ class AnrechnungLib
 		if (hasData($result))
 		{
 			$empfehlung_data->empfehlungsanfrageAm = (new DateTime($result->retval[0]->insertamum))->format('d.m.Y');
-			
-			// Get lectors who received request for recommendation
-			$lector_arr = self::getLectors($anrechnung_id);
-			
-			if (!isEmptyArray($lector_arr))
-			{
-				$empfehlung_data->empfehlungsanfrageAn = implode(', ', array_column($lector_arr, 'fullname'));
-			}
+
+            // Get users who received request for recommendation
+            if($this->ci->config->item('fbl') === TRUE)
+            {
+                $res = $this->getLeitungOfLvOe($anrechnung_id);
+            }
+            else
+            {
+                $res = $this->getLectors($anrechnung_id);
+            }
+
+            if (!isEmptyArray($res))
+            {
+                $empfehlung_data->empfehlungsanfrageAn = implode(', ', array_column($res, 'fullname'));
+            }
 		}
 
 		if (is_null($anrechnung->empfehlung_anrechnung))
@@ -741,6 +761,25 @@ class AnrechnungLib
 		// Continue, if LV has no lector (there is no one to ask for recommendation)
 		return hasData($result) ? true : false;
 	}
+
+    /**
+     * Check if user is allowed to recommend Anrechnung.
+     *
+     * @param $anrechnung_id
+     * @return bool
+     */
+    public function isEmpfehlungsberechtigt($anrechnung_id)
+    {
+        if($this->ci->config->item('fbl') === TRUE)
+        {
+            return true;
+        }
+        // Get lv-leitungen or, if not present, all lectors of lv.
+        $lector_arr = $this->getLectors($anrechnung_id);
+
+        // Return false if lv-leitung is present and user is not lv-leitung. Otherways return always true.
+        return in_array(getAuthUID(), array_column($lector_arr, 'uid'));
+    }
 	
 	/**
 	 * Get LV Leitung. If not present, get all LV lectors.
@@ -774,11 +813,14 @@ class AnrechnungLib
 		
 		// Check if lv has LV-Leitung
 		$key = array_search(true, array_column($result, 'lvleiter'));
-		
-		// If lv has LV-Leitung, keep only the one
+
+		// If lv has 1 or more LV-Leitungen, keep only them
 		if ($key !== false)
 		{
-			$lector_arr[]= $result[$key];
+            foreach ($result as $lector)
+            {
+                if ($lector->lvleiter) $lector_arr[]= $lector;
+            }
 		}
 		// ...otherwise keep all lectors
 		else
@@ -803,6 +845,40 @@ class AnrechnungLib
 		return $lector_arr;
 	}
 
+    /**
+     * Get Leitung of Lehrveranstaltungs-Organisationseinheit.
+     *
+     * @param $anrechnung_id
+     * @return false|mixed|null
+     */
+    public function getLeitungOfLvOe($anrechnung_id)
+    {
+        $this->ci->AnrechnungModel->addSelect('lehrveranstaltung_id');
+        $result = $this->ci->AnrechnungModel->load($anrechnung_id);
+
+        $lehrveranstaltung_id = getData($result)[0]->lehrveranstaltung_id;
+
+        // Get Leitungen
+        $result = $this->ci->LehrveranstaltungModel->getLeitungOfLvOe($lehrveranstaltung_id);
+
+        if (!hasData($result))
+        {
+            return false;
+        }
+
+        $oeLeitung_arr = getData($result);
+
+        foreach ($oeLeitung_arr as $oeLeitung)
+        {
+            $oeLeitung->fullname = $oeLeitung->vorname. ' '. $oeLeitung->nachname;
+        }
+
+        // Now make the array unique
+        $oeLeitung_arr = array_unique($oeLeitung_arr, SORT_REGULAR);
+
+        return $oeLeitung_arr;
+    }
+
 	// Return an object with Anrechnungdata
 	private function _setAnrechnungDataObject($anrechnung)
 	{
@@ -820,6 +896,8 @@ class AnrechnungLib
 		$anrechnung_data->insertvon= $anrechnung->insertvon;
 		$anrechnung_data->studiensemester_kurzbz= $anrechnung->studiensemester_kurzbz;
 		$anrechnung_data->empfehlung= $anrechnung->empfehlung_anrechnung;
+        $anrechnung_data->begruendung_ects = $anrechnung->begruendung_ects;
+        $anrechnung_data->begruendung_lvinhalt = $anrechnung->begruendung_lvinhalt;
 
 		// Get last status_kurzbz
 		$result = $this->ci->AnrechnungModel->getLastAnrechnungstatus($anrechnung->anrechnung_id);

application/libraries/AuthLib.php

@@ -551,10 +551,7 @@ class AuthLib
 		// Needed information
 		$this->_ci->PersonModel->addSelect('person_id, vorname, nachname, uid');
 		// Retrieves the uid if it is possible for active users
-		$this->_ci->PersonModel->addJoin(
-			'(SELECT uid, person_id FROM public.tbl_benutzer WHERE aktiv = TRUE) tb', 'person_id',
-			'LEFT'
-		);
+		$this->_ci->PersonModel->addJoin('public.tbl_benutzer', 'person_id', 'LEFT');
 
 		// Execute query with where clause
 		$personResult = $this->_ci->PersonModel->loadWhere($queryParamsArray);

application/libraries/DocsboxLib.php

@@ -0,0 +1,304 @@
+<?php
+/* Copyright (C) 2022 fhcomplete.net
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
+ *
+ */
+
+require_once(dirname(__FILE__).'/../../vendor/nategood/httpful/bootstrap.php');
+
+use \ZipArchive as ZipArchive;
+
+/**
+ * Simple client to convert documents using Docsbox
+ */
+class DocsboxLib
+{
+	const ERROR = 1;
+	const SUCCESS = 0;
+	const STATUS_FINISHED = 'finished'; // Docsbox status when a document conversion ended
+	const STATUS_QUEUED = 'queued'; // Docsbox status when a file has been queued for the conversion
+	const STATUS_STARTED = 'started'; // Docsbox status when a file has started being worked
+	const STATUS_WORKING = 'working'; // Docsbox status when a file is being converted
+	const OUTPUT_FILENAME = 'out.zip.pdf'; // File name used by docsbox to save a converted document
+
+	const DEFAULT_FORMAT = 'pdf'; // Default supported format
+
+	// -------------------------------------------------------------------------------------------------
+	// Public static methods
+
+	/**
+	 * Static method used to convert a document using a Docsbox installation (local/remote) over the network
+	 * It return 0 on success and any other integer on error
+	 * NOTE: currently format is not supported
+	 */
+	public static function convert($inputFileName, $outputFileName, $format)
+	{
+		// If a format has not been given
+		if (($format == null) || ($format != null && ctype_space($format) === true)) $format = self::DEFAULT_FORMAT;
+
+		// Posts the file to docsbox
+		$queueId = self::_postFile($inputFileName);
+		// If an error occurred
+		if ($queueId == null) return self::ERROR;
+
+		// Checks and waits if the file has been converted
+		$resultUrl = self::_checkConvertion($queueId);
+		// If an error occurred
+		if ($resultUrl == null) return self::ERROR;
+
+		// Download and rename the converted file
+		$downloaded = self::_downloadFile($resultUrl, $outputFileName);
+		// If an error occurred
+		if (!$downloaded) return self::ERROR;
+
+		return self::SUCCESS;
+	}
+
+	// -------------------------------------------------------------------------------------------------
+	// Private static methods
+
+	/**
+	 * Posts the given file to a Docsboxserver and checks the response to return a valid queue id
+	 * On failure it returns a null value
+	 */
+	private static function _postFile($inputFileName)
+	{
+		$queueId = null;
+
+		try
+		{
+			// Posts the given file and expects a response in JSON format
+			$postFileResponse = \Httpful\Request::post(DOCSBOX_SERVER.DOCSBOX_PATH_API)
+				->attach(array('file' => $inputFileName))
+				->expectsJson()
+				->send();
+
+			// Checks that:
+			// - the response is not empty
+			// - the reponse body has the property id
+			// - the property id is a valid string
+			// - the reponse body has the property status
+			// - docsbox queued the conversion of the posted file
+			if (is_object($postFileResponse)
+				&& isset($postFileResponse->body)
+				&& isset($postFileResponse->body->id)
+				&& $postFileResponse->body->id != '' && $postFileResponse->body->id != null
+				&& isset($postFileResponse->body->status)
+				&& $postFileResponse->body->status == self::STATUS_QUEUED)
+			{
+				$queueId = $postFileResponse->body->id;
+			}
+			else
+			{
+				// If docsbox refused to convert the posted file
+				if (isset($postFileResponse->body->status)
+					&& $postFileResponse->body->status != self::STATUS_QUEUED)
+				{
+					error_log(
+						'Docsbox did not queue the posted file. Returned status: '.
+						$postFileResponse->body->status
+					);
+				}
+				else // any other generic error
+				{
+					error_log(
+						'An error occurred while posting to docsbox. Response: '.
+						print_r($postFileResponse, 1)
+					);
+				}
+			}
+		}
+		catch(\Httpful\Exception\ConnectionErrorException $cee) // Httpful exception
+		{
+			error_log($cee->getMessage());
+		}
+		catch (Exception $e) // any other exception
+		{
+			error_log($e->getMessage());
+		}
+
+		return $queueId;
+	}
+
+	/**
+	 * Check the status of the file convertion identified by the given queue element id
+	 * A URL is returned with the path where it is possible to download the converted file
+	 * If an error occurred then a null value is returned
+	 */
+	private static function _checkConvertion($queueId)
+	{
+		$resultUrl = null;
+		$startConvertionsTime = time(); // time when the file conversion has started
+
+		// Until a timeout has occurred
+		while (time() - $startConvertionsTime <= DOCSBOX_CONVERSION_TIMEOUT)
+		{
+			sleep(DOCSBOX_WAITING_SLEEP_TIME); // takes a nap on every round
+
+			try
+			{
+				// Calls the docsbox server to check the status of the
+				// file conversion using the provided queue id
+				// it expects a response in JSON format
+				$getStatusResponse = \Httpful\Request::get(DOCSBOX_SERVER.DOCSBOX_PATH_API.$queueId)
+					->expectsJson()
+					->send();
+
+				// Checks that:
+				// - the response is not empty
+				// - the reponse body has the property id
+				// - the property id is a valid string
+				// - the reponse body has the property status
+				// - docsbox is working the conversion of the posted file
+				if (is_object($getStatusResponse)
+					&& isset($getStatusResponse->body->id)
+					&& $getStatusResponse->body->id != '' && $getStatusResponse->body->id != null
+					&& isset($getStatusResponse->body->status))
+				{
+					// Checks that docsbox has finished working on the file conversion
+					// and that there is a valid resultUrl property
+					if ($getStatusResponse->body->status == self::STATUS_FINISHED
+						&& isset($getStatusResponse->body->result_url)
+						&& $getStatusResponse->body->result_url != ''
+						&& $getStatusResponse->body->result_url != null)
+					{
+						$resultUrl = $getStatusResponse->body->result_url;
+						break;
+					}
+					// Just started or still working on it
+					elseif ($getStatusResponse->body->status == self::STATUS_WORKING
+						|| $getStatusResponse->body->status == self::STATUS_STARTED)
+					{
+						// go on!
+					}
+					else // any other status is abnormal
+					{
+						error_log(
+							'Not valid status for queue element: '.$queueId.'. Response: '.
+							print_r($getStatusResponse, 1)
+						);
+						break; // interrupt the loop on error
+					}
+				}
+				else // if the response from the docsbox server is not valid
+				{
+					error_log(
+						'An error occurred while checking the docsbox activity. Response: '.
+						print_r($getStatusResponse, 1)
+					);
+					break; // interrupt the loop on error
+				}
+			}
+			catch(\Httpful\Exception\ConnectionErrorException $cee) // Httpful exception
+			{
+				error_log($cee->getMessage());
+				break; // interrupt the loop on error
+			}
+			catch (Exception $e) // any other exception
+			{
+				error_log($e->getMessage());
+				break; // interrupt the loop on error
+			}
+		}
+
+		return $resultUrl;
+	}
+
+	/**
+	 * Download the converted file using the provided URL, unzip it, and renames it into the provided file name
+	 */
+	private static function _downloadFile($resultUrl, $outputFileName)
+	{
+		$downloaded = false; // pessimistic assumption
+
+		try
+		{
+			// Download the file
+			$getFileResponse = \Httpful\Request::get(DOCSBOX_SERVER.$resultUrl)->send();
+
+			// If the downloaded file content is valid and not empty
+			if (isset($getFileResponse->body)
+				&& $getFileResponse->body != null
+				&& $getFileResponse->body != '')
+			{
+				// Output directory where to unzip the downloaded zip file
+				$outputDirectory = dirname($outputFileName);
+				// The path and name of the downloaded zip file
+				$temporaryDownloadedZip = sys_get_temp_dir().'/'.basename($resultUrl);
+
+				// Write the file content into a temporary directory and file
+				if (file_put_contents($temporaryDownloadedZip, $getFileResponse->body) != false)
+				{
+					$zipArchive = new ZipArchive;
+
+					// Open and extract the dowloaded zip file into the directory of the output file
+					if ($zipArchive->open($temporaryDownloadedZip) === true
+						&& $zipArchive->extractTo($outputDirectory) === true
+						&& $zipArchive->close() === true)
+					{
+						// Opened, extracted and closed!
+
+						// Rename the extracted file to the given output file name
+						if (rename($outputDirectory.'/'.self::OUTPUT_FILENAME, $outputFileName))
+						{
+							$downloaded = true;
+						}
+						else
+						{
+							error_log(
+								'An error occurred while renaming the extracted file: '.
+								$outputDirectory.'/'.self::OUTPUT_FILENAME.' into: '.
+								$outputFileName
+							);
+						}
+					}
+					else
+					{
+						error_log(
+							'An error occurred while working the dowloaded zip file: '.
+							$temporaryDownloadedZip
+						);
+					}
+				}
+				else // if an error occurred while writing
+				{
+					error_log(
+						'An error occurred while writing the file content to: '.
+						$temporaryDownloadedZip
+					);
+				}
+			}
+			else // if the downloaded file is not valid
+			{
+				error_log(
+					'An error occurred while downloading the file from the docsbox server: '.
+					print_r($getFileResponse, 1)
+				);
+			}
+		}
+		catch(\Httpful\Exception\ConnectionErrorException $cee)
+		{
+			error_log($cee->getMessage());
+		}
+		catch (Exception $e)
+		{
+			error_log($e->getMessage());
+		}
+
+		return $downloaded;
+	}
+}
+

application/libraries/DocumentLib.php

@@ -14,20 +14,28 @@ class DocumentLib
 		// Gets CI instance
 		$this->ci =& get_instance();
 
-		exec('unoconv --version', $ret_arr);
-
-		if(isset($ret_arr[0]))
+		// Which document converter has to be used
+		if (defined('DOCSBOX_ENABLED') && DOCSBOX_ENABLED === true)
 		{
-			$hlp = explode(' ', $ret_arr[0]);
-			if(isset($hlp[1]))
-			{
-				$this->unoconv_version = $hlp[1];
-			}
-			else
-				show_error('Could not get Unoconv Version');
+			// Use docsbox!!
 		}
 		else
-			show_error('Unoconv not found - Please install Unoconv');
+		{
+			exec('unoconv --version', $ret_arr);
+
+			if(isset($ret_arr[0]))
+			{
+				$hlp = explode(' ', $ret_arr[0]);
+				if(isset($hlp[1]))
+				{
+					$this->unoconv_version = $hlp[1];
+				}
+				else
+					show_error('Could not get Unoconv Version');
+			}
+			else
+				show_error('Unoconv not found - Please install Unoconv');
+		}
 	}
 
 	/**
@@ -57,9 +65,16 @@ class DocumentLib
 			case 'application/vnd.ms-word':
 			case 'application/vnd.oasis.opendocument.text':
 			case 'text/plain':
-				// Unoconv Version 0.6 seems to fail on converting TXT Files
-				if ($this->unoconv_version == '0.6')
-					return error();
+				if (defined('DOCSBOX_ENABLED') && DOCSBOX_ENABLED === true)
+				{
+					// Use docsbox
+				}
+				else
+				{
+					// Unoconv Version 0.6 seems to fail on converting TXT Files
+					if ($this->unoconv_version == '0.6')
+						return error();
+				}
 
 				$ret = $this->convert($filename, $outFile, 'pdf');
 				if(isSuccess($ret))
@@ -105,6 +120,7 @@ class DocumentLib
 
 		finfo_close($finfo);
 
+		$out = null;
 		exec($cmd, $out, $ret);
 		if ($ret != 0)
 		{
@@ -123,13 +139,26 @@ class DocumentLib
 	 */
 	public function convert($inFile, $outFile, $format)
 	{
-		if ($this->unoconv_version == '0.6')
-			$command = 'unoconv -f %1$s  %3$s > %2$s';
-		else
-			$command = 'unoconv -f %s --output %s %s 2>&1';
-		$command = sprintf($command, $format, $outFile, $inFile);
+		$ret = 0;
 
-		exec($command, $out, $ret);
+		// If it is set to use docsbox
+		if (defined('DOCSBOX_ENABLED') && DOCSBOX_ENABLED === true)
+		{
+			require_once(dirname(__FILE__).'/../application/libraries/DocsboxLib.php');
+
+			$ret = DocsboxLib::convert($inFile, $outFile, $format);
+		}
+		else // otherwise use unoconv
+		{
+			if ($this->unoconv_version == '0.6')
+				$command = 'unoconv -f %1$s  %3$s > %2$s';
+			else
+				$command = 'unoconv -f %s --output %s %s 2>&1';
+			$command = sprintf($command, $format, $outFile, $inFile);
+
+			$out = null;
+			exec($command, $out, $ret);
+		}
 
 		if ($ret != 0)
 		{
@@ -191,6 +220,7 @@ class DocumentLib
 		$cmd .= '/countspaces {  [ exch { dup 32 ne { pop } if  } forall ] length } bind def  >> ';
 		$cmd .= 'setpagedevice viewJPEG"';
 
+		$out = null;
 		exec($cmd, $out, $ret);
 		if ($ret != 0)
 		{

application/libraries/ExtensionsLib.php

@@ -1,7 +1,25 @@
 <?php
+/**
+ * Copyright (C) 2022 fhcomplete.org
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
 
 if (! defined('BASEPATH')) exit('No direct script access allowed');
 
+use \stdClass as stdClass;
+
 /**
  * Library to manage core extensions
  */
@@ -23,7 +41,7 @@ class ExtensionsLib
 
 	// Directories that are part of the extension archive
 	private $SOFTLINK_TARGET_DIRECTORIES = array(
-		APPPATH => array('config', 'controllers', 'helpers', 'hooks', 'libraries', 'models', 'views', 'widgets'),
+		APPPATH => array('config', 'components', 'controllers', 'helpers', 'hooks', 'libraries', 'models', 'views', 'widgets'),
 		DOC_ROOT => array('public')
 	);
 
@@ -181,17 +199,15 @@ class ExtensionsLib
 			// Select all the version of this extension
 			$this->_ci->ExtensionsModel->addSelect('extension_id');
 			$result = $this->_ci->ExtensionsModel->loadWhere(array('name' => $extensionName));
-			if (hasData($result)) // if something was found
+			// If something was found
+			if (hasData($result))
 			{
-				$extsArray = array();
-				foreach ($result->retval as $key => $extension) // loops on them
+				// Loops on them
+				foreach ($result->retval as $extension)
 				{
 					// Remove them all
 					$result = $this->_ci->ExtensionsModel->delete($extension->extension_id);
-					if (isSuccess($result))
-					{
-						$delExtension = true;
-					}
+					if (isSuccess($result)) $delExtension = true;
 				}
 			}
 		}
@@ -432,9 +448,13 @@ class ExtensionsLib
 				// If no errors occurred
 				if ($extensionJson != null)
 				{
+					// Default value
+					$fhcomplete_version = 0;
+
 					require_once('version.php'); // get the core version
+
 					// Checks if the required core version of the extension is the same of this system
-					if (isset($extensionJson->core_version) && $extensionJson->core_version == $fhcomplete_version)
+					if (isset($extensionJson->core_version) && version_compare($extensionJson->core_version, $fhcomplete_version,'<='))
 					{
 						$this->_printMessage('Required core version: '.$extensionJson->core_version);
 						$this->_printMessage('Current core version: '.$fhcomplete_version);
@@ -587,18 +607,22 @@ class ExtensionsLib
 		for ($sqlDir = $startVersion; $sqlDir <= $extensionJson->version; $sqlDir++)
 		{
 			// If a directory with the same value of the version is present in the sql scripts directory
-			if (($files = glob($pkgSQLsPath.'/'.$sqlDir.'/*'.ExtensionsLib::SQL_FILE_EXTENSION)) != false)
-	        {
+			$files = glob($pkgSQLsPath.'/'.$sqlDir.'/*'.ExtensionsLib::SQL_FILE_EXTENSION);
+			if ($files != false)
+			{
 				// Loads every sql files
-	            foreach ($files as $file)
-	            {
-	                $sql = file_get_contents($file); // gets the entire content of the file
+				foreach ($files as $file)
+				{
+					$sql = file_get_contents($file); // gets the entire content of the file
 
 					$this->_printMessage('Executing query:');
 					$this->_printMessage($sql);
 
 					// Try to execute that
-					if (!isSuccess($result = @$this->_ci->ExtensionsModel->executeQuery($sql)))
+					$resultQuery = @$this->_ci->ExtensionsModel->executeQuery($sql);
+
+					// If _not_ a success
+					if (!isSuccess($resultQuery))
 					{
 						$this->_errorOccurred = true;
 						$this->_printFailure(' error occurred while executing the query');
@@ -608,11 +632,11 @@ class ExtensionsLib
 					else
 					{
 						$this->_printMessage('Query result:');
-						var_dump($result->retval); // KEEP IT!!!
+						var_dump(getData($resultQuery)); // KEEP IT!!!
 						$this->_ci->eprintflib->printEOL();
 					}
-	            }
-	        }
+				}
+			}
 		}
 
 		$this->_printSuccess(!$this->_errorOccurred);
@@ -673,7 +697,7 @@ class ExtensionsLib
 
 		foreach ($this->SOFTLINK_TARGET_DIRECTORIES as $rootPath => $targetDirectories)
 		{
-			foreach ($targetDirectories as $key => $targetDirectory)
+			foreach ($targetDirectories as $targetDirectory)
 			{
 				if (file_exists($rootPath.$targetDirectory.'/'.ExtensionsLib::EXTENSIONS_DIR_NAME.'/'.$extensionName))
 				{
@@ -727,7 +751,7 @@ class ExtensionsLib
 		// For every target directory
 		foreach ($this->SOFTLINK_TARGET_DIRECTORIES as $rootPath => $targetDirectories)
 		{
-			foreach ($targetDirectories as $key => $targetDirectory)
+			foreach ($targetDirectories as $targetDirectory)
 			{
 				// If destination of the symlink does not exist
 				if (!file_exists($rootPath.$targetDirectory.'/'.ExtensionsLib::EXTENSIONS_DIR_NAME.'/'.$extensionName))

application/libraries/IssuesLib.php

@@ -169,6 +169,9 @@ class IssuesLib
 		return $this->_changeIssueStatus($issue_id, $data, $user);
 	}
 
+	// --------------------------------------------------------------------------------------------------------------
+	// Private methods
+
 	/**
 	 * Changes status of an issue.
 	 * @param int $issue_id
@@ -215,8 +218,15 @@ class IssuesLib
 	 * @param string $inhalt_extern
 	 * @return object success or error
 	 */
-	private function _addIssue($fehlercode, $person_id = null, $oe_kurzbz = null, $fehlertext_params = null, $resolution_params = null, $fehlercode_extern = null, $inhalt_extern = null)
-	{
+	private function _addIssue(
+		$fehlercode,
+		$person_id = null,
+		$oe_kurzbz = null,
+		$fehlertext_params = null,
+		$resolution_params = null,
+		$fehlercode_extern = null,
+		$inhalt_extern = null
+	) {
 		if (isEmptyString($person_id) && isEmptyString($oe_kurzbz))
 			return error("Person_id or oe_kurzbz must be set.");
 
@@ -226,7 +236,15 @@ class IssuesLib
 		if (hasData($fehlerRes))
 		{
 			$fehlertextVorlage = getData($fehlerRes)[0]->fehlertext;
-			$fehlertext = isEmptyArray($fehlertext_params) ? $fehlertextVorlage : vsprintf($fehlertextVorlage, $fehlertext_params);
+
+			$fehlertext = $fehlertextVorlage;
+			if (!isEmptyArray($fehlertext_params))
+			{
+				if (count($fehlertext_params) != substr_count($fehlertextVorlage, '%s'))
+					return error('Wrong number of parameters for Fehlertext, fehler_kurzbz ' . $fehlercode);
+
+				$fehlertext = vsprintf($fehlertextVorlage, $fehlertext_params);
+			}
 
 			$openIssuesCountRes = $this->_ci->IssueModel->getOpenIssueCount($fehlercode, $person_id, $oe_kurzbz, $fehlercode_extern);
 
@@ -252,6 +270,7 @@ class IssuesLib
 							return error("Invalid parameters for resolution");
 					}
 
+					// insert new issue
 					return $this->_ci->IssueModel->insert(
 						array(
 							'fehlercode' => $fehlercode,
@@ -267,8 +286,8 @@ class IssuesLib
 						)
 					);
 				}
-				else
-					return success($openIssueCount);
+				else // return success if issue already exists
+					return success("Issue already exists");
 			}
 			else
 				return error("Number of open issues could not be determined");

application/libraries/MailLib.php

@@ -182,6 +182,7 @@ class MailLib
 	{
 		if ($this->sended == $this->email_number_per_time_range)
 		{
+			$this->sended = 0;
 			sleep($this->email_time_range); // Wait!!!
 		}
 	}

application/libraries/NavigationLib.php

@@ -1,4 +1,20 @@
 <?php
+/**
+ * Copyright (C) 2022 fhcomplete.org
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
 
 if (! defined('BASEPATH')) exit('No direct script access allowed');
 
@@ -37,7 +53,7 @@ class NavigationLib
 		// Loads library ExtensionsLib
 		$this->_ci->load->library('ExtensionsLib');
 
-		$this->_navigationPage = $this->_getNavigationtPage($params); // sets the id for the related navigation widget
+		$this->_navigationPage = $this->_getNavigationPage($params); // sets the id for the related navigation widget
 	}
 
 	//------------------------------------------------------------------------------------------------------------------
@@ -67,9 +83,19 @@ class NavigationLib
 	 * Returns the structure for one level of the menu
 	 */
 	public function oneLevel(
-		$description, $link = '#', $children = null, $icon = '', $expand = false,
-		$subscriptDescription = null, $subscriptLinkClass = null, $subscriptLinkValue = null, $target = '',
-		$sort = null, $requiredPermissions = null, $subscriptLinkHref = '#')
+		$description,
+		$link = '#',
+		$children = null,
+		$icon = '',
+		$expand = false,
+		$subscriptDescription = null,
+		$subscriptLinkClass = null,
+		$subscriptLinkValue = null,
+		$target = '',
+		$sort = null,
+		$requiredPermissions = null,
+		$subscriptLinkHref = '#'
+	)
 	{
 		return array(
 			'description' => $description,
@@ -223,7 +249,8 @@ class NavigationLib
 					$filename = APPPATH.'config/'.ExtensionsLib::EXTENSIONS_DIR_NAME.'/'.$ext->name.'/'.self::CONFIG_NAVIGATION_FILENAME;
 					if (file_exists($filename))
 					{
-						unset($config);
+						$config = array(); // default value
+
 						include($filename);
 
 						if (isset($config[$configName]) && is_array($config[$configName]))
@@ -278,7 +305,7 @@ class NavigationLib
 		}
 		else
 		{
-			foreach ($navigationArray as $key=>$row)
+			foreach ($navigationArray as $key => $row)
 			{
 				// Search for * Entries
 				if (mb_strpos($key, '*') === 0 || mb_strpos($key, '*') === mb_strlen($key) - 1)
@@ -300,7 +327,7 @@ class NavigationLib
 	 * Return an unique string that identify this navigation widget
 	 * NOTE: The default value is the URI where the NavigationWidget is called
 	 */
-	private function _getNavigationtPage($params)
+	private function _getNavigationPage($params)
 	{
 		if ($params != null
 			&& is_array($params)

application/libraries/PersonLogLib.php

@@ -7,9 +7,6 @@ if (! defined('BASEPATH')) exit('No direct script access allowed');
  */
 class PersonLogLib
 {
-	const PARKED_LOGNAME = 'Parked';
-	const ONHOLD_LOGNAME = 'Onhold';
-
 	/**
 	 * Constructor
 	 */
@@ -78,168 +75,6 @@ class PersonLogLib
 		else
 			show_error(getError($result));
 	}
-
-	/**
-	 * Parks a person, i.e. marks a person so no actions are expected for the person (e.g. as a prestudent)
-	 * Done by adding a logentry in the future
-	 * @param $person_id
-	 * @param $date
-	 * @param $taetigkeit_kurzbz
-	 * @param string $app
-	 * @param null $oe_kurzbz
-	 * @param null $user
-	 * @return insert object
-	 */
-	public function park($person_id, $date, $taetigkeit_kurzbz, $app = 'core', $oe_kurzbz = null, $user = null)
-	{
-		$onhold = $this->getOnHoldDate($person_id);
-
-		if (hasData($onhold))
-			return error("Person already on hold");
-
-		$logjson = array(
-			'name' => self::PARKED_LOGNAME
-		);
-
-		return $this->_savePsLog($person_id, $date, $taetigkeit_kurzbz, $logjson, $app, $oe_kurzbz, $user);
-	}
-
-	/**
-	 * Unparks a person, i.e. removes all log entries in the future with logname for parking
-	 * @param $person_id
-	 * @return array with deleted logids
-	 */
-	public function unPark($person_id)
-	{
-		$deleted = array();
-
-		$result = $this->ci->PersonLogModel->getLogsInFuture($person_id);
-		if (hasData($result))
-		{
-			foreach ($result->retval as $log)
-			{
-				$logdata = json_decode($log->logdata);
-				if (isset($logdata->name) && $logdata->name === self::PARKED_LOGNAME)
-				{
-					$delresult = $this->ci->PersonLogModel->deleteLog($log->log_id);
-					if (isSuccess($delresult))
-					{
-						$deleted[] = $log->log_id;
-					}
-				}
-			}
-		}
-
-		return success($deleted);
-	}
-
-	/**
-	 * Gets date until which a person is parked
-	 * @param $person_id
-	 * @return the date if person is parked, null otherwise
-	 */
-	public function getParkedDate($person_id)
-	{
-		$result = $this->ci->PersonLogModel->getLogsInFuture($person_id);
-
-		$parkeddate = null;
-
-		if (hasData($result))
-		{
-			foreach ($result->retval as $log)
-			{
-				$logdata = json_decode($log->logdata);
-				if (isset($logdata->name) && $logdata->name === self::PARKED_LOGNAME)
-				{
-					$parkeddate = $log->zeitpunkt;
-					break;
-				}
-			}
-		}
-
-		return $parkeddate;
-	}
-
-	/**
-	 * Sets person on hold, i.e. marks a person so no actions are expected for the person (e.g. as a prestudent).
-	 * Done by adding a logentry with a special name. can be undone only manually by clicking button.
-	 * @param $person_id
-	 * @param $date
-	 * @param $taetigkeit_kurzbz
-	 * @param string $app
-	 * @param null $oe_kurzbz
-	 * @param null $user
-	 * @return array
-	 */
-	public function setOnHold($person_id, $date, $taetigkeit_kurzbz, $app = 'core', $oe_kurzbz = null, $user = null)
-	{
-		$parked = $this->getParkedDate($person_id);
-
-		if (hasData($parked))
-			return error("Person already parked");
-
-		$logjson = array(
-			'name' => self::ONHOLD_LOGNAME
-		);
-
-		return $this->_savePsLog($person_id, $date, $taetigkeit_kurzbz, $logjson, $app, $oe_kurzbz, $user);
-	}
-
-	/**
-	 * Removes on hold status, i.e. removes all log entries with logname for on hold
-	 * @param $person_id
-	 * @return array
-	 */
-	public function removeOnHold($person_id)
-	{
-		$deleted = array();
-
-		$result = $this->ci->PersonLogModel->filterLog($person_id);
-		if (hasData($result))
-		{
-			foreach ($result->retval as $log)
-			{
-				$logdata = json_decode($log->logdata);
-				if (isset($logdata->name) && $logdata->name === self::ONHOLD_LOGNAME)
-				{
-					$delresult = $this->ci->PersonLogModel->deleteLog($log->log_id);
-					if (isSuccess($delresult))
-					{
-						$deleted[] = $log->log_id;
-					}
-				}
-			}
-		}
-		return success($deleted);
-	}
-
-	/**
-	 * Gets date until which a person is on hold
-	 * @param $person_id
-	 * @return the date if person is on hold, null otherwise
-	 */
-	public function getOnHoldDate($person_id)
-	{
-		$result = $this->ci->PersonLogModel->filterLog($person_id);
-
-		$onholddate = null;
-
-		if (hasData($result))
-		{
-			foreach ($result->retval as $log)
-			{
-				$logdata = json_decode($log->logdata);
-				if (isset($logdata->name) && $logdata->name === self::ONHOLD_LOGNAME)
-				{
-					$onholddate = $log->zeitpunkt;
-					break;
-				}
-			}
-		}
-
-		return $onholddate;
-	}
-
 	/**
 	 * Saves a processstate log with specified parameters, including a specified log date.
 	 * @param $person_id

application/libraries/SearchBarLib.php

@@ -0,0 +1,298 @@
+<?php
+/**
+ * Copyright (C) 2022 fhcomplete.org
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+use \stdClass as stdClass;
+
+/**
+ *
+ */
+class SearchBarLib
+{
+	// Error constats
+	const ERROR_WRONG_JSON = 'ERR001';
+	const ERROR_WRONG_SEARCHSTR = 'ERR002';
+	const ERROR_NO_TYPES = 'ERR003';
+	const ERROR_WRONG_TYPES = 'ERR004';
+
+	// List of allowed types of search
+	const ALLOWED_TYPES = ['mitarbeiter', 'organisationunit', 'raum', 'person', 'student', 'prestudent', 'document', 'cms'];
+
+	const PHOTO_IMG_URL = '/cis/public/bild.php?src=person&person_id=';
+
+	private $_ci; // Code igniter instance
+
+	/**
+	 * Gets the CI instance and loads model
+	 */
+	public function __construct()
+	{
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		// It is loaded only to have the DB_Model available
+		$this->_ci->load->model('person/Benutzer_model', 'BenutzerModel');
+	}
+
+	//------------------------------------------------------------------------------------------------------------------
+	// Public methods
+
+	/**
+	 * It performes the search of the given search string using the specified search types
+	 */
+	public function search($searchstr, $types)
+	{
+		// Checks if the given parameters are fine
+		$search = $this->_checkParameters($searchstr, $types);
+
+		// If the check was successful then perform the search
+		if (isSuccess($search)) $search = $this->_search($searchstr, $types);
+
+		return $search; // return the result
+	}
+
+	//------------------------------------------------------------------------------------------------------------------
+	// Private methods
+
+	/**
+	 * Checks:
+	 * - The given searchstr is a not empty string
+	 * - The given types is a not empty array and contains allowed search types
+	 */
+	private function _checkParameters($searchstr, $types)
+	{
+		// If searchstr is empty
+		if (isEmptyString($searchstr)) return error(self::ERROR_WRONG_SEARCHSTR);
+
+		// If types is not an array or it is empty
+		if (isEmptyArray($types)) return error(self::ERROR_NO_TYPES);
+
+		// If all the elements in types are allowed search types
+		if (!isEmptyArray(array_diff($types, self::ALLOWED_TYPES))) return error(self::ERROR_WRONG_TYPES);
+
+		return success(); // The check is fine!
+	}
+
+	/**
+	 * Loops on types and perform the search of that type using searchstr
+	 * Then it collects all the returned data into an array as property of an object
+	 */
+	private function _search($searchstr, $types)
+	{
+		// Object to be returned
+		$result = new stdClass();
+		$result->data = array();
+
+		// For each search type
+		foreach ($types as $type)
+		{
+			// Perform the search and then add the result to data
+			$result->data = array_merge($result->data, $this->{'_'.$type}($searchstr, $type));
+		}
+
+		return $result;
+	}
+
+	/**
+	 * Search for employees
+	 */
+	private function _mitarbeiter($searchstr, $type)
+	{
+		$dbModel = new DB_Model();
+
+		$employees = $dbModel->execReadOnlyQuery('
+			SELECT
+				\''.$type.'\' AS type,
+				b.uid AS uid,
+				p.person_id AS person_id,
+				p.vorname || \' \' || p.nachname AS name,
+				ARRAY_AGG(DISTINCT(org.bezeichnung)) AS organisationunit_name,
+				COALESCE(b.alias, b.uid) || \''.'@'.DOMAIN.'\' AS email,
+				TRIM(COALESCE(k.kontakt, \'\') || \' \' || COALESCE(m.telefonklappe, \'\')) AS phone,
+				\''.base_url(self::PHOTO_IMG_URL).'\' || p.person_id AS photo_url, 
+				ARRAY_AGG(DISTINCT(stdkst.bezeichnung)) AS standardkostenstelle 
+			  FROM public.tbl_mitarbeiter m
+			  JOIN public.tbl_benutzer b ON(b.uid = m.mitarbeiter_uid)
+			  JOIN (
+				SELECT o.bezeichnung, bf.uid
+				  FROM public.tbl_benutzerfunktion bf
+				  JOIN public.tbl_organisationseinheit o USING(oe_kurzbz)
+				 WHERE bf.funktion_kurzbz = \'kstzuordnung\'
+				   AND (bf.datum_von IS NULL OR bf.datum_von <= NOW())
+				   AND (bf.datum_bis IS NULL OR bf.datum_bis >= NOW())
+				GROUP BY o.bezeichnung, bf.uid
+			) stdkst ON stdkst.uid = b.uid 
+			  JOIN public.tbl_person p USING(person_id)
+			  JOIN (
+				SELECT o.bezeichnung, bf.uid
+				  FROM public.tbl_benutzerfunktion bf
+				  JOIN public.tbl_organisationseinheit o USING(oe_kurzbz)
+				 WHERE bf.funktion_kurzbz = \'oezuordnung\'
+				   AND (bf.datum_von IS NULL OR bf.datum_von <= NOW())
+				   AND (bf.datum_bis IS NULL OR bf.datum_bis >= NOW())
+				GROUP BY o.bezeichnung, bf.uid
+			) org ON org.uid = b.uid 
+		     LEFT JOIN (
+				SELECT kontakt, standort_id
+				  FROM public.tbl_kontakt
+				 WHERE kontakttyp = \'telefon\'
+			) k ON(k.standort_id = m.standort_id)
+			 WHERE b.uid ILIKE \'%'.$dbModel->escapeLike($searchstr).'%\'
+			    OR p.vorname ILIKE \'%'.$dbModel->escapeLike($searchstr).'%\'
+			    OR p.nachname ILIKE \'%'.$dbModel->escapeLike($searchstr).'%\'
+			    OR org.bezeichnung ILIKE \'%'.$dbModel->escapeLike($searchstr).'%\'
+			    OR stdkst.bezeichnung ILIKE \'%'.$dbModel->escapeLike($searchstr).'%\'
+		      GROUP BY type, b.uid, p.person_id, name, email, m.telefonklappe, phone
+		');
+
+		// If something has been found then return it
+		if (hasData($employees)) return getData($employees);
+
+		// Otherwise return an empty array
+		return array();
+	}
+
+	/**
+	 * Seach for organisation units
+	 */
+	private function _organisationunit($searchstr, $type)
+	{
+		$dbModel = new DB_Model();
+
+		$ous = $dbModel->execReadOnlyQuery('
+			SELECT
+				\''.$type.'\' AS type,
+				o.oe_kurzbz AS oe_kurzbz,
+				o.bezeichnung AS name,
+				oParent.oe_kurzbz AS parentoe_kurzbz,
+				oParent.bezeichnung AS parentoe_name,
+				ARRAY_AGG(DISTINCT(bfLeader.uid)) AS leader_uid,
+				ARRAY_AGG(DISTINCT(bfLeader.vorname || \' \' || bfLeader.nachname)) AS leader_name,
+				COUNT(bfCount.benutzerfunktion_id) AS number_of_people,
+				(CASE WHEN o.mailverteiler = TRUE THEN o.oe_kurzbz || \''.'@'.DOMAIN.'\' END) AS mailgroup
+			  FROM public.tbl_organisationseinheit o
+		     LEFT JOIN public.tbl_organisationseinheit oParent ON(oParent.oe_kurzbz = o.oe_parent_kurzbz)
+		     LEFT JOIN (
+				SELECT benutzerfunktion_id, oe_kurzbz
+				  FROM public.tbl_benutzerfunktion
+				 WHERE funktion_kurzbz = \'oezuordnung\'
+				   AND (datum_von IS NULL OR datum_von <= NOW())
+				   AND (datum_bis IS NULL OR datum_bis >= NOW())
+			) bfCount ON(bfCount.oe_kurzbz = o.oe_kurzbz)
+		     LEFT JOIN (
+				SELECT bf.oe_kurzbz, bf.uid, p.vorname, p.nachname
+				  FROM public.tbl_benutzerfunktion bf
+				  JOIN public.tbl_benutzer b USING(uid)
+				  JOIN public.tbl_person p USING(person_id)
+				 WHERE funktion_kurzbz = \'Leitung\'
+				   AND (datum_von IS NULL OR datum_von <= NOW())
+				   AND (datum_bis IS NULL OR datum_bis >= NOW())
+				   AND b.aktiv = TRUE
+			) bfLeader ON(bfLeader.oe_kurzbz = o.oe_kurzbz)
+			 WHERE o.oe_kurzbz ILIKE \'%'.$dbModel->escapeLike($searchstr).'%\'
+			    OR o.bezeichnung ILIKE \'%'.$dbModel->escapeLike($searchstr).'%\'
+		      GROUP BY type, o.oe_kurzbz, o.bezeichnung, oParent.oe_kurzbz, oParent.bezeichnung
+		');
+
+		// If something has been found
+		if (hasData($ous))
+		{
+			// Loop through the returned dataset
+			foreach (getData($ous) as $ou)
+			{
+				// Create the new property leaders as an empty array
+				$ou->leaders = array();
+
+				// Loop through the found leaders for this organisation unit
+				for ($i = 0; $i < count($ou->leader_uid); $i++)
+				{
+					// If a leader exists for this organisationunit and has a name :D
+					if (!isEmptyString($ou->leader_uid[$i]) && !isEmptyString($ou->leader_name[$i]))
+					{
+						// Empty object that will contains the leader uid and name
+						$leader = new stdClass();
+						// Set the properties name and uid
+						$leader->uid = $ou->leader_uid[$i];
+						$leader->name = $ou->leader_name[$i];
+						// Add the leader object to the leaders array
+						$ou->leaders[] = $leader;
+					}
+				}
+
+				// Remove the not needed properties leader_uid and leader_name
+				unset($ou->leader_uid);
+				unset($ou->leader_name);
+			}
+
+			// Returns the changed dataset
+			return getData($ous);
+		}
+
+		// Otherwise return an empty array
+		return array();
+	}
+
+	/**
+	 * Search for persons
+	 */
+	private function _person($searchstr, $type)
+	{
+		return array();
+	}
+
+	/**
+	 * Search for students
+	 */
+	private function _student($searchstr, $type)
+	{
+		return array();
+	}
+
+	/**
+	 * Search for prestudents
+	 */
+	private function _prestudent($searchstr, $type)
+	{
+		return array();
+	}
+
+	/**
+	 * Search for documents
+	 */
+	private function _document($searchstr, $type)
+	{
+		return array();
+	}
+
+	/**
+	 * Search for CMSs
+	 */
+	private function _cms($searchstr, $type)
+	{
+		return array();
+	}
+
+	/**
+	 * Search for rooms
+	 */
+	private function _raum($searchstr, $type)
+	{
+		return array();
+	}
+}
+

application/libraries/SignatureLib.php

@@ -0,0 +1,85 @@
+<?php
+/**
+ *  Copyright (C) 2022 fhcomplete.net
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
+ *
+ */
+
+require_once(dirname(__FILE__).'/../../vendor/nategood/httpful/bootstrap.php');
+
+/**
+ * Simple client to call the signature server
+ */
+class SignatureLib
+{
+	// -------------------------------------------------------------------------------------------------
+	// Public static methods
+
+	/**
+	 * Returns the list of signature inside the given file
+	 */
+	public static function list($inputFileName)
+	{
+		try
+		{
+			// Dont send Document if it is bigger than 30 MB (Limit of Signature Server)
+			if (filesize($inputFileName) > 30000000)
+			{
+				$returnObject = new stdClass();
+				$returnObject->code = 1;
+				$returnObject->error = 1;
+				$returnObject->retval = 'File to big';
+
+				return $returnObject;
+			}
+
+			// Get the content of the given file
+			$inputFileContent = file_get_contents($inputFileName);
+			if ($inputFileContent === false) // if failed
+			{
+				error_log('An error occurred while getting the content from: '.$inputFileName);
+			}
+			else
+			{
+				// Posts the given file content + file name and expects a response in JSON format
+				$resultPost = \Httpful\Request::post(SIGNATUR_URL.'/'.SIGNATUR_LIST_API)
+					->sendsJson()
+					->authenticateWith(SIGNATUR_USER, SIGNATUR_PASSWORD)
+					->body('{"filename": "'.basename($inputFileName).'", "content": "'.base64_encode($inputFileContent).'"}')
+					->expectsJson()
+					->send();
+			}
+		}
+		catch(\Httpful\Exception\ConnectionErrorException $cee) // Httpful exception
+		{
+			error_log($cee->getMessage());
+		}
+		catch (Exception $e) // any other exception
+		{
+			error_log($e->getMessage());
+		}
+
+		// If the response is fine
+		if (isset($resultPost->body) && is_object($resultPost->body)
+			&& isset($resultPost->body->retval) && is_array($resultPost->body->retval))
+		{
+			return $resultPost->body->retval;
+		}
+
+		// Otherwise return a null as error
+		return null;
+	}
+}

application/libraries/issues/PlausicheckDefinitionLib.php

@@ -0,0 +1,55 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Library containing definitions of all core plausichecks.
+ */
+class PlausicheckDefinitionLib
+{
+	// set fehler for core plausichecks
+	// structure: fehler_kurzbz => class (library) name for resolving
+	private $_fehlerLibMappings = array(
+		'AbbrecherAktiv' => 'AbbrecherAktiv',
+		'AbschlussstatusFehlt' => 'AbschlussstatusFehlt',
+		'AktSemesterNull' => 'AktSemesterNull',
+		'AktiverStudentOhneStatus' => 'AktiverStudentOhneStatus',
+		'AusbildungssemPrestudentUngleichAusbildungssemStatus' => 'AusbildungssemPrestudentUngleichAusbildungssemStatus',
+		'BewerberNichtZumRtAngetreten' => 'BewerberNichtZumRtAngetreten',
+		'DatumAbschlusspruefungFehlt' => 'DatumAbschlusspruefungFehlt',
+		'DatumSponsionFehlt' => 'DatumSponsionFehlt',
+		'DatumStudiensemesterFalscheReihenfolge' => 'DatumStudiensemesterFalscheReihenfolge',
+		'FalscheAnzahlAbschlusspruefungen' => 'FalscheAnzahlAbschlusspruefungen',
+		'FalscheAnzahlHeimatadressen' => 'FalscheAnzahlHeimatadressen',
+		'FalscheAnzahlZustelladressen' => 'FalscheAnzahlZustelladressen',
+		'GbDatumWeitZurueck' => 'GbDatumWeitZurueck',
+		'InaktiverStudentAktiverStatus' => 'InaktiverStudentAktiverStatus',
+		'IncomingHeimatNationOesterreich' => 'IncomingHeimatNationOesterreich',
+		'IncomingOhneIoDatensatz' => 'IncomingOhneIoDatensatz',
+		'IncomingOrGsFoerderrelevant' => 'IncomingOrGsFoerderrelevant',
+		'InskriptionVorLetzerBismeldung' => 'InskriptionVorLetzerBismeldung',
+		'NationNichtOesterreichAberGemeinde' => 'NationNichtOesterreichAberGemeinde',
+		'OrgformStgUngleichOrgformPrestudent' => 'OrgformStgUngleichOrgformPrestudent',
+		'PrestudentMischformOhneOrgform' => 'PrestudentMischformOhneOrgform',
+		'StgPrestudentUngleichStgStudienplan' => 'StgPrestudentUngleichStgStudienplan',
+		'StgPrestudentUngleichStgStudent' => 'StgPrestudentUngleichStgStudent',
+		'StudentstatusNachAbbrecher' => 'StudentstatusNachAbbrecher'
+		//'StudienplanUngueltig' => 'StudienplanUngueltig'
+	);
+
+	/**
+	 * Gets all fehler_kurzbz-library mappings for fehler which need to be checked.
+	 */
+	public function getFehlerLibMappings()
+	{
+		return $this->_fehlerLibMappings;
+	}
+
+	/**
+	 * Gets all fehler_kurzbz for fehler which need to be checked.
+	 */
+	public function getFehlerKurzbz()
+	{
+		return array_keys($this->_fehlerLibMappings);
+	}
+}

application/libraries/issues/PlausicheckProducerLib.php

@@ -0,0 +1,81 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+class PlausicheckProducerLib
+{
+	const CI_PATH = 'application';
+	const CI_LIBRARY_FOLDER = 'libraries';
+	const EXTENSIONS_FOLDER = 'extensions';
+	const PLAUSI_ISSUES_FOLDER = 'issues/plausichecks';
+	const EXECUTE_PLAUSI_CHECK_METHOD_NAME = 'executePlausiCheck';
+
+	private $_ci; // ci instance
+	private $_extensionName; // name of extension
+	private $_app; // name of application
+	private $_konfiguration = array(); // konfigratio parameters
+
+	public function __construct($params = null)
+	{
+		// set extension name if called from extension
+		if (isset($params['extensionName'])) $this->_extensionName = $params['extensionName'];
+
+		// set application
+		$app = isset($params['app']) ? $params['app'] : null;
+
+		$this->_ci =& get_instance(); // get ci instance
+
+		// load models
+		$this->_ci->load->model('system/Fehlerkonfiguration_model', 'FehlerkonfigurationModel');
+
+		// get all configuration parameters for the application
+		$fehlerkonfigurationRes = $this->_ci->FehlerkonfigurationModel->getKonfiguration($app);
+
+		if (hasData($fehlerkonfigurationRes))
+		{
+			$fehlerkonfiguration = getData($fehlerkonfigurationRes);
+
+			foreach ($fehlerkonfiguration as $fk)
+			{
+				$this->_konfiguration[$fk->fehler_kurzbz][$fk->konfigurationstyp_kurzbz] = $fk->konfiguration;
+			}
+		}
+	}
+
+	/**
+	 * Executes plausicheck using a given library, returns the result.
+	 * @param $libName string name of library producing the issue
+	 * @param $fehler_kurzbz string unique short name of fehler, for which issue is produced
+	 * @param $params parameters passed to issue production method
+	 */
+	public function producePlausicheckIssue($libName, $fehler_kurzbz, $params)
+	{
+		// if called from extension (extension name set), path includes extension names
+		$libRootPath = isset($this->_extensionName) ? self::EXTENSIONS_FOLDER . '/' . $this->_extensionName . '/' : '';
+
+		// path for loading issue library
+		$issuesLibPath = $libRootPath . self::PLAUSI_ISSUES_FOLDER . '/';
+
+		// file path of library for check if file exists
+		$issuesLibFilePath = DOC_ROOT . self::CI_PATH
+			. '/' . $libRootPath . self::CI_LIBRARY_FOLDER . '/' . self::PLAUSI_ISSUES_FOLDER . '/' . $libName . '.php';
+
+		// check if library file exists
+		if (!file_exists($issuesLibFilePath)) return error("Issue library file " . $issuesLibFilePath . " does not exist");
+
+		// load konfiguration parameters of the fehler_kurzbz
+		$config = isset($this->_konfiguration[$fehler_kurzbz]) ? $this->_konfiguration[$fehler_kurzbz] : null;
+
+		// load library connected to fehlercode
+		$this->_ci->load->library($issuesLibPath . $libName, $config);
+
+		$lowercaseLibName = mb_strtolower($libName);
+
+		// check if method is defined in library class
+		if (!is_callable(array($this->_ci->{$lowercaseLibName}, self::EXECUTE_PLAUSI_CHECK_METHOD_NAME)))
+			return error("Method " . self::EXECUTE_PLAUSI_CHECK_METHOD_NAME . " is not defined in library $lowercaseLibName");
+
+		// call the function for checking for issue production
+		return $this->_ci->{$lowercaseLibName}->{self::EXECUTE_PLAUSI_CHECK_METHOD_NAME}($params);
+	}
+}

application/libraries/issues/plausichecks/AbbrecherAktiv.php

@@ -0,0 +1,91 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class AbbrecherAktiv extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getAbbrecherAktiv($studiengang_kz, null, $exkludierte_studiengang_kz);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array('prestudent_id' => $prestudent->prestudent_id),
+					'resolution_params' => array('prestudent_id' => $prestudent->prestudent_id)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Abbrecher cannot be active.
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param prestudent_id int if check is to be executed only for one prestudent
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getAbbrecherAktiv($studiengang_kz = null, $prestudent_id = null, $exkludierte_studiengang_kz = null)
+	{
+		$params = array();
+
+		$qry = "
+			SELECT
+				pre.person_id, pre.prestudent_id, stg.oe_kurzbz AS prestudent_stg_oe_kurzbz
+			FROM
+				public.tbl_prestudentstatus pre_status
+				JOIN public.tbl_prestudent pre USING(prestudent_id)
+				JOIN public.tbl_student student USING(prestudent_id)
+				JOIN public.tbl_benutzer benutzer on(benutzer.uid=student.student_uid)
+				JOIN public.tbl_studiengang stg ON pre.studiengang_kz = stg.studiengang_kz
+			WHERE
+				pre_status.status_kurzbz ='Abbrecher'
+				AND benutzer.aktiv=true";
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($prestudent_id))
+		{
+			$qry .= " AND pre.prestudent_id = ?";
+			$params[] = $prestudent_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/AbschlussstatusFehlt.php

@@ -0,0 +1,143 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class AbschlussstatusFehlt extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiensemester_kurzbz = isset($params['studiensemester_kurzbz']) ? $params['studiensemester_kurzbz'] : null;
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getAbschlussstatusFehlt(
+			$studiensemester_kurzbz,
+			$studiengang_kz,
+			null,
+			$exkludierte_studiengang_kz
+		);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array('prestudent_id' => $prestudent->prestudent_id),
+					'resolution_params' => array('prestudent_id' => $prestudent->prestudent_id)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Prestudent should have a final status.
+	 * @param studiensemester_kurzbz string if check is to be executed for certain Studiensemester
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param prestudent_id int if check is to be executed only for one prestudent
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getAbschlussstatusFehlt(
+		$studiensemester_kurzbz = null,
+		$studiengang_kz = null,
+		$prestudent_id = null,
+		$exkludierte_studiengang_kz = null
+	) {
+		$params = array();
+
+		$qry = "
+			SELECT
+				DISTINCT ON (pre.prestudent_id)
+				pre.person_id, pre.prestudent_id, stg.oe_kurzbz AS prestudent_stg_oe_kurzbz, status.studiensemester_kurzbz
+			FROM
+				public.tbl_prestudent pre
+				JOIN public.tbl_person USING(person_id)
+				JOIN public.tbl_prestudentstatus status USING(prestudent_id)
+				JOIN public.tbl_studiengang stg USING(studiengang_kz)
+			WHERE
+				NOT EXISTS( /*student does not study anymore*/
+					SELECT
+						1
+					FROM
+						public.tbl_prestudentstatus ps
+						JOIN public.tbl_studiensemester USING(studiensemester_kurzbz)
+					WHERE
+						prestudent_id=pre.prestudent_id
+						/* 4 months: There might be Diplomanden, in summer months end status is often not entered yet */
+						AND tbl_studiensemester.ende>now() - interval '4 months'
+				)
+				/* check only valid begininng with 2018 */
+				AND '2018-01-01'<(SELECT max(datum) FROM public.tbl_prestudentstatus WHERE prestudent_id=pre.prestudent_id)
+				AND NOT EXISTS( /* no end status */
+					SELECT 1
+					FROM public.tbl_prestudentstatus ps
+					WHERE
+						prestudent_id=pre.prestudent_id
+						AND status_kurzbz IN('Abbrecher','Abgewiesener','Absolvent','Incoming')
+				)
+				AND stg.melderelevant
+				AND pre.bismelden";
+
+		if (isset($studiensemester_kurzbz))
+		{
+			$prevStudiensemesterRes = $this->_ci->StudiensemesterModel->getPreviousFrom($studiensemester_kurzbz);
+
+			if (isError($prevStudiensemesterRes)) return $prevStudiensemesterRes;
+
+			if (hasData($prevStudiensemesterRes))
+			{
+				// if Studiensemester given, check only if has status in current or previous semester
+				$prevStudiensemester = getData($prevStudiensemesterRes)[0]->studiensemester_kurzbz;
+				$qry .= " AND EXISTS (
+							SELECT 1
+							FROM public.tbl_prestudentstatus ps
+							WHERE studiensemester_kurzbz IN (?, ?)
+							AND ps.prestudent_id = pre.prestudent_id
+						)";
+				$params[] = $prevStudiensemester;
+				$params[] = $studiensemester_kurzbz;
+			}
+		}
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($prestudent_id))
+		{
+			$qry .= " AND pre.prestudent_id = ?";
+			$params[] = $prestudent_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/AktSemesterNull.php

@@ -0,0 +1,100 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class AktSemesterNull extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiensemester_kurzbz = isset($params['studiensemester_kurzbz']) ? $params['studiensemester_kurzbz'] : null;
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getAktSemesterNull($studiensemester_kurzbz, $studiengang_kz, null, $exkludierte_studiengang_kz);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array(
+						'prestudent_id' => $prestudent->prestudent_id,
+						'studiensemester_kurzbz' => $prestudent->studiensemester_kurzbz
+					),
+					'resolution_params' => array(
+						'prestudent_id' => $prestudent->prestudent_id,
+						'studiensemester_kurzbz' => $prestudent->studiensemester_kurzbz
+					)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Current Ausbildungssemester shouldn't be 0.
+	 * @param studiensemester_kurzbz string check is to be executed for certain Studiensemester
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param prestudent_id int if check is to be executed only for one prestudent
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getAktSemesterNull($studiensemester_kurzbz, $studiengang_kz = null, $prestudent_id = null, $exkludierte_studiengang_kz = null)
+	{
+		$params = array($studiensemester_kurzbz);
+
+		$qry = "
+			SELECT
+				DISTINCT pre.person_id, pre.prestudent_id, stg.oe_kurzbz AS prestudent_stg_oe_kurzbz, prestat.studiensemester_kurzbz
+			FROM
+				public.tbl_prestudent pre
+				JOIN public.tbl_prestudentstatus prestat USING(prestudent_id)
+				JOIN public.tbl_studiengang stg USING(studiengang_kz)
+			WHERE
+				prestat.status_kurzbz != 'Incoming'
+				AND prestat.studiensemester_kurzbz = ?
+				AND ausbildungssemester = 0
+				AND stg.melderelevant
+				AND pre.bismelden";
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($prestudent_id))
+		{
+			$qry .= " AND pre.prestudent_id = ?";
+			$params[] = $prestudent_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/AktiverStudentOhneStatus.php

@@ -0,0 +1,99 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class AktiverStudentOhneStatus extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getAktiverStudentOhneStatus($studiengang_kz, null, $exkludierte_studiengang_kz);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array('prestudent_id' => $prestudent->prestudent_id),
+					'resolution_params' => array('prestudent_id' => $prestudent->prestudent_id)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Students with active Benutzer should have a status in the current semester.
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param prestudent_id int if check is to be executed only for one prestudent
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getAktiverStudentOhneStatus($studiengang_kz = null, $prestudent_id = null, $exkludierte_studiengang_kz = null)
+	{
+		$params = array();
+
+		$qry = "
+			SELECT
+				DISTINCT (student_uid), prestudent.person_id, prestudent.prestudent_id, stg.oe_kurzbz AS prestudent_stg_oe_kurzbz
+			FROM
+				public.tbl_student student
+				JOIN public.tbl_benutzer benutzer on (benutzer.uid = student.student_uid)
+				JOIN public.tbl_prestudent prestudent USING(prestudent_id)
+				JOIN public.tbl_studiengang stg ON prestudent.studiengang_kz = stg.studiengang_kz
+			WHERE
+				benutzer.aktiv=TRUE
+				AND stg.melderelevant
+				AND prestudent.bismelden
+				AND NOT EXISTS (
+					SELECT 1
+					FROM public.tbl_prestudentstatus
+					JOIN public.tbl_studiensemester sem USING (studiensemester_kurzbz)
+					WHERE prestudent_id = prestudent.prestudent_id
+					/* buffer of four months, as status are often entered later */
+					AND sem.ende::date > NOW() - interval '4 months'
+				)";
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($prestudent_id))
+		{
+			$qry .= " AND prestudent.prestudent_id = ?";
+			$params[] = $prestudent_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/AktiverStudentstatusOhneKontobuchung.php

@@ -0,0 +1,120 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ * Student with active status should have been charged, i.e. have a Kontobuchung with negative or zero value.
+ */
+class AktiverStudentstatusOhneKontobuchung extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiensemester_kurzbz = isset($params['studiensemester_kurzbz']) ? $params['studiensemester_kurzbz'] : null;
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getAktiverStudentstatusOhneKontobuchung(
+			$studiensemester_kurzbz,
+			$studiengang_kz,
+			null,
+			$exkludierte_studiengang_kz
+		);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array(
+						'prestudent_id' => $prestudent->prestudent_id,
+						'studiensemester_kurzbz' => $prestudent->studiensemester_kurzbz
+					),
+					'resolution_params' => array(
+						'prestudent_id' => $prestudent->prestudent_id,
+						'studiensemester_kurzbz' => $prestudent->studiensemester_kurzbz
+					)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Student with active status should have been charged, i.e. have a Kontobuchung with a negative or zero value.
+	 * @param studiensemester_kurzbz string if check is to be executed for certain Studiensemester
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param prestudent_id int if check is to be executed only for one prestudent
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getAktiverStudentstatusOhneKontobuchung(
+		$studiensemester_kurzbz,
+		$studiengang_kz = null,
+		$prestudent_id = null,
+		$exkludierte_studiengang_kz = null
+	) {
+		$params = array($studiensemester_kurzbz);
+
+		$qry = "
+			SELECT
+				DISTINCT ON (pre.prestudent_id)
+				pre.person_id, pre.prestudent_id, stg.oe_kurzbz AS prestudent_stg_oe_kurzbz, status.studiensemester_kurzbz
+			FROM
+				public.tbl_prestudent pre
+				JOIN public.tbl_person pers USING(person_id)
+				JOIN public.tbl_prestudentstatus status USING(prestudent_id)
+				JOIN public.tbl_studiengang stg USING(studiengang_kz)
+			WHERE
+				status.studiensemester_kurzbz = ?
+				AND status.status_kurzbz IN ('Student', 'Incoming')
+				AND NOT EXISTS (
+					SELECT 1
+					FROM
+						public.tbl_konto
+					WHERE
+						person_id = pers.person_id
+						AND studiensemester_kurzbz = status.studiensemester_kurzbz
+						AND buchungsnr_verweis IS NULL
+						AND betrag <= 0
+				)
+				AND stg.melderelevant
+				AND pre.bismelden";
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($prestudent_id))
+		{
+			$qry .= " AND pre.prestudent_id = ?";
+			$params[] = $prestudent_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/AusbildungssemPrestudentUngleichAusbildungssemStatus.php

@@ -0,0 +1,116 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class AusbildungssemPrestudentUngleichAusbildungssemStatus extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiensemester_kurzbz = isset($params['studiensemester_kurzbz']) ? $params['studiensemester_kurzbz'] : null;
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getAusbildungssemPrestudentUngleichAusbildungssemStatus(
+			$studiensemester_kurzbz,
+			$studiengang_kz,
+			null,
+			$exkludierte_studiengang_kz
+		);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array(
+						'status_ausbildungssemester' => $prestudent->status_ausbildungssemester,
+						'student_ausbildungssemester' => $prestudent->student_ausbildungssemester,
+						'student_uid' => $prestudent->student_uid,
+						'prestudent_id' => $prestudent->prestudent_id,
+						'studiensemester_kurzbz' => $prestudent->studiensemester_kurzbz
+					),
+					'resolution_params' => array(
+						'prestudent_id' => $prestudent->prestudent_id,
+						'studiensemester_kurzbz' => $prestudent->studiensemester_kurzbz
+					)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Ausbildungssemester of prestudent (lehrverband) must be the same as Ausbildungssemester of prestudentstatus.
+	 * @param studiensemester_kurzbz string check is to be executed for certain Studiensemester
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param prestudent_id int if check is to be executed only for one prestudent
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getAusbildungssemPrestudentUngleichAusbildungssemStatus(
+		$studiensemester_kurzbz,
+		$studiengang_kz = null,
+		$prestudent_id = null,
+		$exkludierte_studiengang_kz = null
+	) {
+		$params = array($studiensemester_kurzbz, $studiensemester_kurzbz, $studiensemester_kurzbz);
+
+		$qry = "
+			SELECT
+				DISTINCT(student.student_uid), student.student_uid, prestudent.person_id, prestudent.prestudent_id,
+				status.ausbildungssemester AS status_ausbildungssemester, lv.semester AS student_ausbildungssemester, status.studiensemester_kurzbz,
+				stg.oe_kurzbz AS prestudent_stg_oe_kurzbz
+			FROM
+				public.tbl_student student
+				JOIN public.tbl_studentlehrverband lv USING(student_uid)
+				JOIN public.tbl_prestudent prestudent USING(prestudent_id)
+				JOIN public.tbl_prestudentstatus status USING(prestudent_id)
+				JOIN public.tbl_studiengang stg ON prestudent.studiengang_kz = stg.studiengang_kz
+			WHERE
+				status.studiensemester_kurzbz = ?
+				AND lv.studiensemester_kurzbz = ?
+				AND status.status_kurzbz NOT IN ('Interessent','Bewerber','Aufgenommener','Wartender','Abgewiesener','Unterbrecher')
+				AND get_rolle_prestudent (prestudent_id, ?)='Student'
+				AND status.ausbildungssemester != lv.semester";
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($prestudent_id))
+		{
+			$qry .= " AND prestudent.prestudent_id = ?";
+			$params[] = $prestudent_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/BewerberNichtZumRtAngetreten.php

@@ -0,0 +1,123 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class BewerberNichtZumRtAngetreten extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiensemester_kurzbz = isset($params['studiensemester_kurzbz']) ? $params['studiensemester_kurzbz'] : null;
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getBewerberNichtZumRtAngetreten(
+			$studiensemester_kurzbz,
+			$studiengang_kz,
+			null,
+			$exkludierte_studiengang_kz
+		);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array('prestudent_id' => $prestudent->prestudent_id),
+					'resolution_params' => array(
+						'studiensemester_kurzbz' => $prestudent->studiensemester_kurzbz,
+						'prestudent_id' => $prestudent->prestudent_id
+					)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Bewerber should have participated in Reihungstest.
+	 * @param studiensemester_kurzbz string check is to be executed for certain Studiensemester
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param prestudent_id int if check is to be executed only for one prestudent
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getBewerberNichtZumRtAngetreten(
+		$studiensemester_kurzbz,
+		$studiengang_kz = null,
+		$prestudent_id = null,
+		$exkludierte_studiengang_kz = null
+	) {
+		$this->_ci->load->model('organisation/Studiensemester_model', 'StudiensemesterModel');
+		$previousStudiensemesterRes = $this->_ci->StudiensemesterModel->getPreviousFrom($studiensemester_kurzbz);
+
+		if (isError($previousStudiensemesterRes)) return $previousStudiensemesterRes;
+
+		$params = array($studiensemester_kurzbz);
+
+		$qry = "
+			SELECT
+				prestudent.person_id, prestudent.prestudent_id, stg.oe_kurzbz AS prestudent_stg_oe_kurzbz, status.studiensemester_kurzbz
+			FROM
+				public.tbl_prestudent prestudent
+				JOIN public.tbl_prestudentstatus status ON(prestudent.prestudent_id=status.prestudent_id)
+				JOIN public.tbl_person USING(person_id)
+				LEFT JOIN bis.tbl_orgform USING(orgform_kurzbz)
+				JOIN public.tbl_studiengang stg USING(studiengang_kz)
+			WHERE
+				status_kurzbz='Bewerber'
+				AND reihungstestangetreten=false
+				AND stg.melderelevant
+				AND prestudent.bismelden";
+
+		if (hasData($previousStudiensemesterRes))
+		{
+			$previousStudiensemester = getData($previousStudiensemesterRes)[0]->studiensemester_kurzbz;
+			$qry .= " AND (studiensemester_kurzbz=? OR studiensemester_kurzbz=?)";
+			$params[] = $previousStudiensemester;
+		}
+		else
+		{
+			$qry .= " AND studiensemester_kurzbz=?";
+		}
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($prestudent_id))
+		{
+			$qry .= " AND prestudent.prestudent_id = ?";
+			$params[] = $prestudent_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/DatumAbschlusspruefungFehlt.php

@@ -0,0 +1,123 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class DatumAbschlusspruefungFehlt extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiensemester_kurzbz = isset($params['studiensemester_kurzbz']) ? $params['studiensemester_kurzbz'] : null;
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getDatumAbschlusspruefungFehlt(
+			$studiensemester_kurzbz,
+			$studiengang_kz,
+			null,
+			$exkludierte_studiengang_kz
+		);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array(
+						'prestudent_id' => $prestudent->prestudent_id,
+						'abschlusspruefung_id' => $prestudent->abschlusspruefung_id
+					),
+					'resolution_params' => array('abschlusspruefung_id' => $prestudent->abschlusspruefung_id)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Date of final exam shouldn't be missing for Absolvent.
+	 * @param studiensemester_kurzbz string if check is to be executed for certain Studiensemester
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param abschlusspruefung_id int if check is to be executed for a certain Abschlussprüfung
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getDatumAbschlusspruefungFehlt(
+		$studiensemester_kurzbz = null,
+		$studiengang_kz = null,
+		$abschlusspruefung_id = null,
+		$exkludierte_studiengang_kz = null
+	) {
+		$params = array();
+
+		$qry = "
+			SELECT
+				pre.person_id, pre.prestudent_id,
+				pruefung.sponsion, pruefung.datum, pruefung.abschlusspruefung_id,
+				stg.oe_kurzbz AS prestudent_stg_oe_kurzbz
+			FROM
+				public.tbl_prestudent pre
+				JOIN public.tbl_student stud USING(prestudent_id)
+				JOIN public.tbl_prestudentstatus prestatus USING(prestudent_id)
+				JOIN public.tbl_studiengang stg ON pre.studiengang_kz = stg.studiengang_kz
+				JOIN lehre.tbl_abschlusspruefung pruefung ON stud.student_uid = pruefung.student_uid
+			WHERE
+				status_kurzbz = 'Absolvent'
+				AND NOT EXISTS ( /* exclude gs */
+					SELECT 1
+					FROM bis.tbl_mobilitaet
+					WHERE prestudent_id = pre.prestudent_id
+					AND studiensemester_kurzbz = prestatus.studiensemester_kurzbz
+				)
+				AND abschlussbeurteilung_kurzbz!='nicht'
+				AND abschlussbeurteilung_kurzbz IS NOT NULL
+				AND pruefung.datum IS NULL
+				AND pre.bismelden
+				AND stg.melderelevant";
+
+		if (isset($studiensemester_kurzbz))
+		{
+			$qry .= " AND prestatus.studiensemester_kurzbz = ?";
+			$params[] = $studiensemester_kurzbz;
+		}
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($abschlusspruefung_id))
+		{
+			$qry .= " AND pruefung.abschlusspruefung_id = ?";
+			$params[] = $abschlusspruefung_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/DatumSponsionFehlt.php

@@ -0,0 +1,123 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class DatumSponsionFehlt extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiensemester_kurzbz = isset($params['studiensemester_kurzbz']) ? $params['studiensemester_kurzbz'] : null;
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getDatumSponsionFehlt(
+			$studiensemester_kurzbz,
+			$studiengang_kz,
+			null,
+			$exkludierte_studiengang_kz
+		);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array(
+						'prestudent_id' => $prestudent->prestudent_id,
+						'abschlusspruefung_id' => $prestudent->abschlusspruefung_id
+					),
+					'resolution_params' =>  array('abschlusspruefung_id' => $prestudent->abschlusspruefung_id)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Date of sponsion shouldn't be missing for Absolvent.
+	 * @param studiensemester_kurzbz string check is to be executed for certain Studiensemester
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param abschlusspruefung_id int if check is to be executed only for a certain Abschlussprüfung
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getDatumSponsionFehlt(
+		$studiensemester_kurzbz = null,
+		$studiengang_kz = null,
+		$abschlusspruefung_id = null,
+		$exkludierte_studiengang_kz = null
+	) {
+		$params = array();
+
+		$qry = "
+			SELECT
+				pre.person_id, pre.prestudent_id,
+				pruefung.sponsion, pruefung.datum, pruefung.abschlusspruefung_id,
+				stg.oe_kurzbz AS prestudent_stg_oe_kurzbz
+			FROM
+				public.tbl_prestudent pre
+				JOIN public.tbl_student stud USING(prestudent_id)
+				JOIN public.tbl_prestudentstatus prestatus USING(prestudent_id)
+				JOIN public.tbl_studiengang stg ON pre.studiengang_kz = stg.studiengang_kz
+				JOIN lehre.tbl_abschlusspruefung pruefung ON stud.student_uid = pruefung.student_uid
+			WHERE
+				status_kurzbz = 'Absolvent'
+				AND NOT EXISTS ( /* exclude gs */
+					SELECT 1
+					FROM bis.tbl_mobilitaet
+					WHERE prestudent_id = pre.prestudent_id
+					AND studiensemester_kurzbz = prestatus.studiensemester_kurzbz
+				)
+				AND abschlussbeurteilung_kurzbz!='nicht'
+				AND abschlussbeurteilung_kurzbz IS NOT NULL
+				AND pruefung.sponsion IS NULL
+				AND pre.bismelden
+				AND stg.melderelevant";
+
+		if (isset($studiensemester_kurzbz))
+		{
+			$qry .= " AND prestatus.studiensemester_kurzbz = ?";
+			$params[] = $studiensemester_kurzbz;
+		}
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($abschlusspruefung_id))
+		{
+			$qry .= " AND pruefung.abschlusspruefung_id = ?";
+			$params[] = $abschlusspruefung_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/DatumStudiensemesterFalscheReihenfolge.php

@@ -0,0 +1,108 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class DatumStudiensemesterFalscheReihenfolge extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getDatumStudiensemesterFalscheReihenfolge($studiengang_kz, null, $exkludierte_studiengang_kz);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array('prestudent_id' => $prestudent->prestudent_id),
+					'resolution_params' => array(
+						'prestudent_id' => $prestudent->prestudent_id
+					)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Status Dates and status studysemester dates should be in correct order.
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param prestudent_id int if check is to be executed only for one prestudent
+	 * @param exkludierte_studiengang_kz array if check is to be executed only for certain Studiengaenge
+	 * @return success with prestudents or error
+	 */
+	public function getDatumStudiensemesterFalscheReihenfolge($studiengang_kz = null, $prestudent_id = null, $exkludierte_studiengang_kz = null)
+	{
+		$params = array();
+
+		// all active students with Status student in current semester
+		$qry = "
+			SELECT DISTINCT ON (prestudent_id) *
+			FROM (
+				SELECT
+					prestudent.person_id, prestudent.prestudent_id,
+					stg.studiengang_kz, stg.oe_kurzbz AS prestudent_stg_oe_kurzbz,
+					ROW_NUMBER () OVER (
+						PARTITION BY prestudent.prestudent_id
+						ORDER BY sem.start DESC, status.datum DESC, status.insertamum DESC, status.ext_id DESC
+					) AS reihenfolge_semester,
+					ROW_NUMBER () OVER (
+						PARTITION BY prestudent.prestudent_id
+						ORDER BY status.datum DESC, status.insertamum DESC, status.ext_id DESC
+					) AS reihenfolge_datum
+				FROM
+					public.tbl_student student
+					JOIN public.tbl_benutzer benutzer on(student.student_uid = benutzer.uid)
+					JOIN public.tbl_prestudent prestudent USING(prestudent_id)
+					JOIN public.tbl_prestudentstatus status USING(prestudent_id)
+					JOIN public.tbl_studiensemester sem USING(studiensemester_kurzbz)
+					JOIN public.tbl_studiengang stg ON prestudent.studiengang_kz = stg.studiengang_kz
+				WHERE
+					benutzer.aktiv=true
+					AND status.status_kurzbz='Student'
+			) reihenfolge
+			WHERE reihenfolge_semester <> reihenfolge_datum";
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($prestudent_id))
+		{
+			$qry .= " AND prestudent_id = ?";
+			$params[] = $prestudent_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/FalscheAnzahlAbschlusspruefungen.php

@@ -0,0 +1,125 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class FalscheAnzahlAbschlusspruefungen extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiensemester_kurzbz = isset($params['studiensemester_kurzbz']) ? $params['studiensemester_kurzbz'] : null;
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getFalscheAnzahlAbschlusspruefungen(
+			$studiensemester_kurzbz,
+			$studiengang_kz,
+			null,
+			$exkludierte_studiengang_kz
+		);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array('prestudent_id' => $prestudent->prestudent_id),
+					'resolution_params' => array('prestudent_id' => $prestudent->prestudent_id)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Students with finished studies should have exactly one final exam.
+	 * @param studiensemester_kurzbz string if check is to be executed for certain Studiensemester
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param prestudent_id int if check is to be executed only for one prestudent
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getFalscheAnzahlAbschlusspruefungen(
+		$studiensemester_kurzbz = null,
+		$studiengang_kz = null,
+		$prestudent_id = null,
+		$exkludierte_studiengang_kz = null
+	) {
+		$params = array();
+
+		$qry = "
+			SELECT * FROM (
+				SELECT
+					DISTINCT ON(pre.prestudent_id) pre.person_id, pre.prestudent_id, student_uid, stg.oe_kurzbz AS prestudent_stg_oe_kurzbz,
+					(
+						SELECT COUNT(*)
+						FROM lehre.tbl_abschlusspruefung
+						WHERE student_uid = stud.student_uid
+						AND abschlussbeurteilung_kurzbz != 'nicht'
+						AND abschlussbeurteilung_kurzbz IS NOT NULL
+					) AS anzahl_abschlusspruefungen
+				FROM
+					public.tbl_prestudent pre
+					JOIN public.tbl_student stud USING(prestudent_id)
+					JOIN public.tbl_prestudentstatus status USING(prestudent_id)
+					JOIN public.tbl_studiengang stg ON pre.studiengang_kz = stg.studiengang_kz
+				WHERE
+					status_kurzbz = 'Absolvent'
+					AND pre.bismelden
+					AND stg.melderelevant
+					AND NOT EXISTS ( /* exclude gs */
+						SELECT 1
+						FROM bis.tbl_mobilitaet
+						WHERE prestudent_id = pre.prestudent_id
+						AND studiensemester_kurzbz = status.studiensemester_kurzbz
+					)";
+
+		if (isset($studiensemester_kurzbz))
+		{
+			$qry .= " AND status.studiensemester_kurzbz = ?";
+			$params[] = $studiensemester_kurzbz;
+		}
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($prestudent_id))
+		{
+			$qry .= " AND pre.prestudent_id = ?";
+			$params[] = $prestudent_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		$qry .= ") studenten
+			WHERE anzahl_abschlusspruefungen != 1";
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/FalscheAnzahlHeimatadressen.php

@@ -0,0 +1,113 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class FalscheAnzahlHeimatadressen extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiensemester_kurzbz = isset($params['studiensemester_kurzbz']) ? $params['studiensemester_kurzbz'] : null;
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$personRes = $this->getFalscheAnzahlHeimatadressen(
+			$studiensemester_kurzbz,
+			$studiengang_kz,
+			null,
+			$exkludierte_studiengang_kz
+		);
+
+		if (isError($personRes)) return $personRes;
+
+		if (hasData($personRes))
+		{
+			$persons = getData($personRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($persons as $person)
+			{
+				$results[] = array(
+					'person_id' => $person->person_id,
+					'resolution_params' => array('person_id' => $person->person_id)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Students should have exactly one home address.
+	 * @param studiensemester_kurzbz string check is to be executed for certain Studiensemester
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param person_id int if check is to be executed only for one person
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getFalscheAnzahlHeimatadressen(
+		$studiensemester_kurzbz = null,
+		$studiengang_kz = null,
+		$person_id = null,
+		$exkludierte_studiengang_kz = null
+	) {
+		$params = array();
+
+		$qry = "
+			SELECT
+				DISTINCT person_id
+			FROM
+				(
+					SELECT person_id, COUNT(adresse_id) AS anzahl_adressen
+					FROM public.tbl_adresse addr
+					WHERE heimatadresse IS TRUE
+					GROUP BY person_id
+				) adressen
+				JOIN public.tbl_person USING(person_id)
+				JOIN public.tbl_prestudent pre USING(person_id)
+				JOIN public.tbl_prestudentstatus status USING(prestudent_id)
+				JOIN public.tbl_student USING(prestudent_id)
+				JOIN public.tbl_studiengang stg ON pre.studiengang_kz = stg.studiengang_kz
+			WHERE
+				anzahl_adressen != 1
+				AND stg.melderelevant
+				AND pre.bismelden";
+
+		if (isset($studiensemester_kurzbz))
+		{
+			$qry .= " AND status.studiensemester_kurzbz = ?";
+			$params[] = $studiensemester_kurzbz;
+		}
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($person_id))
+		{
+			$qry .= " AND person_id = ?";
+			$params[] = $person_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/FalscheAnzahlZustelladressen.php

@@ -0,0 +1,113 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class FalscheAnzahlZustelladressen extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiensemester_kurzbz = isset($params['studiensemester_kurzbz']) ? $params['studiensemester_kurzbz'] : null;
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$personRes = $this->getFalscheAnzahlZustelladressen(
+			$studiensemester_kurzbz,
+			$studiengang_kz,
+			null,
+			$exkludierte_studiengang_kz
+		);
+
+		if (isError($personRes)) return $personRes;
+
+		if (hasData($personRes))
+		{
+			$persons = getData($personRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($persons as $person)
+			{
+				$results[] = array(
+					'person_id' => $person->person_id,
+					'resolution_params' => array('person_id' => $person->person_id)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Students should have exactly one delivery address.
+	 * @param studiensemester_kurzbz string if check is to be executed for certain Studiensemester
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param person_id int if check is to be executed only for one person
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getFalscheAnzahlZustelladressen(
+		$studiensemester_kurzbz = null,
+		$studiengang_kz = null,
+		$person_id = null,
+		$exkludierte_studiengang_kz = null
+	) {
+		$params = array();
+
+		$qry = "
+			SELECT
+				DISTINCT person_id
+			FROM
+				(
+					SELECT person_id, COUNT(adresse_id) AS anzahl_adressen
+					FROM public.tbl_adresse addr
+					WHERE zustelladresse IS TRUE
+					GROUP BY person_id
+				) adressen
+				JOIN public.tbl_person USING(person_id)
+				JOIN public.tbl_prestudent pre USING(person_id)
+				JOIN public.tbl_prestudentstatus status USING(prestudent_id)
+				JOIN public.tbl_student USING(prestudent_id)
+				JOIN public.tbl_studiengang stg ON pre.studiengang_kz = stg.studiengang_kz
+			WHERE
+				anzahl_adressen != 1
+				AND stg.melderelevant
+				AND pre.bismelden";
+
+		if (isset($studiensemester_kurzbz))
+		{
+			$qry .= " AND status.studiensemester_kurzbz = ?";
+			$params[] = $studiensemester_kurzbz;
+		}
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($person_id))
+		{
+			$qry .= " AND person_id = ?";
+			$params[] = $person_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/GbDatumWeitZurueck.php

@@ -0,0 +1,104 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class GbDatumWeitZurueck extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiensemester_kurzbz = isset($params['studiensemester_kurzbz']) ? $params['studiensemester_kurzbz'] : null;
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$personRes = $this->getGbDatumWeitZurueck($studiensemester_kurzbz, $studiengang_kz, null, $exkludierte_studiengang_kz);
+
+		if (isError($personRes)) return $personRes;
+
+		if (hasData($personRes))
+		{
+			$persons = getData($personRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($persons as $person)
+			{
+				$results[] = array(
+					'person_id' => $person->person_id,
+					'resolution_params' => array('person_id' => $person->person_id)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Birthdate is too long ago.
+	 * @param studiensemester_kurzbz string if check is to be executed for certain Studiensemester
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param person_id int if check is to be executed only for one person
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getGbDatumWeitZurueck(
+		$studiensemester_kurzbz = null,
+		$studiengang_kz = null,
+		$person_id = null,
+		$exkludierte_studiengang_kz = null
+	) {
+		$params = array();
+
+		$qry = "
+			SELECT
+				pers.person_id
+			FROM
+				public.tbl_person pers
+			WHERE
+				pers.gebdatum < '1920-01-01'
+				AND EXISTS (
+					SELECT 1
+					FROM public.tbl_prestudent
+					JOIN public.tbl_prestudentstatus status USING(prestudent_id)
+					JOIN public.tbl_studiengang stg USING(studiengang_kz)
+					WHERE person_id = pers.person_id";
+
+		if (isset($studiensemester_kurzbz))
+		{
+			$qry .= " AND status.studiensemester_kurzbz = ?";
+			$params[] = $studiensemester_kurzbz;
+		}
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		$qry .= ")";
+
+		if (isset($person_id))
+		{
+			$qry .= " AND pers.person_id = ?";
+			$params[] = $person_id;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/InaktiverStudentAktiverStatus.php

@@ -0,0 +1,113 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class InaktiverStudentAktiverStatus extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiensemester_kurzbz = isset($params['studiensemester_kurzbz']) ? $params['studiensemester_kurzbz'] : null;
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getInaktiverStudentAktiverStatus(
+			$studiensemester_kurzbz,
+			$studiengang_kz,
+			null,
+			$exkludierte_studiengang_kz
+		);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array('prestudent_id' => $prestudent->prestudent_id),
+					'resolution_params' => array(
+						'prestudent_id' => $prestudent->prestudent_id,
+						'studiensemester_kurzbz' => $studiensemester_kurzbz
+					)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Students with active status should have an active Benutzer.
+	 * @param studiensemester_kurzbz string check is to be executed for certain Studiensemester
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param prestudent_id int if check is to be executed only for one prestudent
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getInaktiverStudentAktiverStatus(
+		$studiensemester_kurzbz,
+		$studiengang_kz = null,
+		$prestudent_id = null,
+		$exkludierte_studiengang_kz = null
+	) {
+		$aktStudiensemesterRes = $this->_ci->StudiensemesterModel->getAkt();
+
+		if (isError($aktStudiensemesterRes)) return $aktStudiensemesterRes;
+
+		$studiensemester_kurzbz = hasData($aktStudiensemesterRes) ? getData($aktStudiensemesterRes)[0]->studiensemester_kurzbz : '';
+
+		$params = array($studiensemester_kurzbz);
+
+		$qry = "
+			SELECT
+				DISTINCT(student.student_uid), prestudent.person_id, prestudent.prestudent_id, stg.oe_kurzbz AS prestudent_stg_oe_kurzbz
+			FROM
+				public.tbl_benutzer benutzer
+				JOIN public.tbl_student student on(benutzer.uid = student.student_uid)
+				JOIN public.tbl_prestudent prestudent USING(prestudent_id)
+				JOIN public.tbl_studiengang stg ON prestudent.studiengang_kz = stg.studiengang_kz
+			WHERE
+				benutzer.aktiv=false
+				AND EXISTS (SELECT 1 FROM public.tbl_prestudentstatus WHERE prestudent_id = prestudent.prestudent_id AND studiensemester_kurzbz = ?)
+				AND get_rolle_prestudent(prestudent_id, NULL) IN ('Student', 'Diplomand', 'Unterbrecher', 'Praktikant')
+				AND stg.melderelevant
+				AND prestudent.bismelden";
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($prestudent_id))
+		{
+			$qry .= " AND prestudent.prestudent_id = ?";
+			$params[] = $prestudent_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/IncomingHeimatNationOesterreich.php

@@ -0,0 +1,104 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class IncomingHeimatNationOesterreich extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiensemester_kurzbz = isset($params['studiensemester_kurzbz']) ? $params['studiensemester_kurzbz'] : null;
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$personRes = $this->getIncomingHeimatNationOesterreich(
+			$studiensemester_kurzbz,
+			$studiengang_kz,
+			null,
+			$exkludierte_studiengang_kz
+		);
+
+		if (isError($personRes)) return $personRes;
+
+		if (hasData($personRes))
+		{
+			$persons = getData($personRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($persons as $person)
+			{
+				$results[] = array(
+					'person_id' => $person->person_id,
+					'resolution_params' => array('person_id' => $person->person_id, 'studiensemester_kurzbz' => $studiensemester_kurzbz)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Incoming shouldn't have austrian home address.
+	 * @param studiensemester_kurzbz string check is to be executed for certain Studiensemester
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param person_id int if check is to be executed only for one person
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getIncomingHeimatNationOesterreich(
+		$studiensemester_kurzbz,
+		$studiengang_kz = null,
+		$person_id = null,
+		$exkludierte_studiengang_kz = null
+	) {
+		$params = array($studiensemester_kurzbz);
+
+		$qry = "
+			SELECT
+				DISTINCT pers.person_id, status.studiensemester_kurzbz
+			FROM
+				public.tbl_prestudent pre
+				JOIN public.tbl_prestudentstatus status USING(prestudent_id)
+				JOIN public.tbl_person pers USING(person_id)
+				JOIN public.tbl_adresse addr USING(person_id)
+				JOIN public.tbl_studiengang stg USING(studiengang_kz)
+			WHERE
+				status.status_kurzbz = 'Incoming'
+				AND addr.nation = 'A'
+				AND addr.heimatadresse
+				AND status.studiensemester_kurzbz = ?
+				AND stg.melderelevant
+				AND pre.bismelden";
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($person_id))
+		{
+			$qry .= " AND pers.person_id = ?";
+			$params[] = $person_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/IncomingOhneIoDatensatz.php

@@ -0,0 +1,96 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class IncomingOhneIoDatensatz extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getIncomingOhneIoDatensatz($studiengang_kz, null, $exkludierte_studiengang_kz);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array('prestudent_id' => $prestudent->prestudent_id),
+					'resolution_params' => array('prestudent_id' => $prestudent->prestudent_id)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Incoming should have IN/OUT data.
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param prestudent_id int if check is to be executed only for one prestudent
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getIncomingOhneIoDatensatz($studiengang_kz = null, $prestudent_id = null, $exkludierte_studiengang_kz = null)
+	{
+		$params = array();
+
+		$qry = "
+			SELECT
+				DISTINCT ON(student_uid, nachname, vorname)
+				tbl_person.person_id,
+				tbl_prestudent.prestudent_id,
+				stg.oe_kurzbz AS prestudent_stg_oe_kurzbz
+			FROM
+				public.tbl_student
+				JOIN public.tbl_benutzer ON(student_uid=uid)
+				JOIN public.tbl_person USING(person_id)
+				JOIN public.tbl_prestudent USING(prestudent_id)
+				JOIN public.tbl_prestudentstatus ON(tbl_prestudent.prestudent_id=tbl_prestudentstatus.prestudent_id)
+				JOIN public.tbl_studiengang stg ON(stg.studiengang_kz=tbl_student.studiengang_kz)
+			WHERE
+				bismelden=TRUE
+				AND status_kurzbz='Incoming' AND NOT EXISTS (SELECT 1 FROM bis.tbl_bisio WHERE student_uid=tbl_student.student_uid)
+				AND stg.melderelevant";
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($prestudent_id))
+		{
+			$qry .= " AND tbl_prestudent.prestudent_id = ?";
+			$params[] = $prestudent_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/IncomingOrGsFoerderrelevant.php

@@ -0,0 +1,125 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class IncomingOrGsFoerderrelevant extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiensemester_kurzbz = isset($params['studiensemester_kurzbz']) ? $params['studiensemester_kurzbz'] : null;
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getIncomingOrGsFoerderrelevant(
+			$studiensemester_kurzbz,
+			$studiengang_kz,
+			null,
+			$exkludierte_studiengang_kz
+		);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array('prestudent_id' => $prestudent->prestudent_id),
+					'resolution_params' => array('prestudent_id' => $prestudent->prestudent_id)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Incoming or gemeinsame Studien students should not receive funding (not be förderrelevant).
+	 * @param studiensemester_kurzbz string check is to be executed for certain Studiensemester
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param prestudent_id int if check is to be executed only for one prestudent
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return object success or error
+	 */
+	public function getIncomingOrGsFoerderrelevant(
+		$studiensemester_kurzbz = null,
+		$studiengang_kz = null,
+		$prestudent_id = null,
+		$exkludierte_studiengang_kz = null
+	) {
+		$params = array();
+
+		$qry = "
+			SELECT
+				DISTINCT ON(prestudent_id)
+				pers.person_id,
+				ps.prestudent_id,
+				stg.oe_kurzbz AS prestudent_stg_oe_kurzbz
+			FROM
+				public.tbl_student stud
+				JOIN public.tbl_benutzer ON(student_uid=uid)
+				JOIN public.tbl_person pers USING(person_id)
+				JOIN public.tbl_prestudent ps USING(prestudent_id)
+				JOIN public.tbl_prestudentstatus status USING(prestudent_id)
+				JOIN public.tbl_studiengang stg ON(stg.studiengang_kz=stud.studiengang_kz)
+			WHERE
+				(
+					status.status_kurzbz = 'Incoming'
+					OR EXISTS (
+						SELECT 1
+						FROM
+							bis.tbl_mobilitaet
+							JOIN public.tbl_prestudent USING(prestudent_id)
+						WHERE
+							prestudent_id = ps.prestudent_id
+							AND gsstudientyp_kurzbz = 'Extern'
+					)
+				)
+				AND (ps.foerderrelevant <> FALSE OR ps.foerderrelevant IS NULL)
+				AND bismelden=TRUE
+				AND stg.melderelevant";
+
+		if (isset($studiensemester_kurzbz))
+		{
+			$qry .= " AND status.studiensemester_kurzbz = ?";
+			$params[] = $studiensemester_kurzbz;
+		}
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($prestudent_id))
+		{
+			$qry .= " AND ps.prestudent_id = ?";
+			$params[] = $prestudent_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/InskriptionVorLetzerBismeldung.php

@@ -0,0 +1,148 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class InskriptionVorLetzerBismeldung extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiensemester_kurzbz = isset($params['studiensemester_kurzbz']) ? $params['studiensemester_kurzbz'] : null;
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getInskriptionVorLetzerBismeldung(
+			$studiensemester_kurzbz,
+			$studiengang_kz,
+			null,
+			$exkludierte_studiengang_kz
+		);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array(
+						'datum_bismeldung' => date_format(date_create($prestudent->datum_bismeldung), 'd.m.Y'),
+						'prestudent_id' => $prestudent->prestudent_id,
+						'studiensemester_kurzbz' => $prestudent->studiensemester_kurzbz
+					),
+					'resolution_params' => array(
+						'prestudent_id' => $prestudent->prestudent_id,
+						'studiensemester_kurzbz' => $prestudent->studiensemester_kurzbz
+					)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Students of a semester shouldn't start studies before the date of Bismeldung.
+	 * e.g. If student studies in WS2022 datum of status shouldn't be before 15.4.2020
+	 * e.g. If student studies in SS2022 datum of status shouldn't be before 15.11.2022
+	 * @param studiensemester_kurzbz string check is to be executed for certain Studiensemester
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param prestudent_id int if check is to be executed only for one prestudent
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getInskriptionVorLetzerBismeldung(
+		$studiensemester_kurzbz,
+		$studiengang_kz = null,
+		$prestudent_id = null,
+		$exkludierte_studiengang_kz = null
+	) {
+		// get Bismeldedatum
+		$datumBis = $this->_getBisdateFromSemester($studiensemester_kurzbz);
+
+		$params = array($datumBis, $studiensemester_kurzbz, $datumBis);
+
+		// get active students
+		$qry = "
+			SELECT
+				DISTINCT ON (student.student_uid) ? AS datum_bismeldung,
+				prestudent.person_id, prestudent.prestudent_id, stg.oe_kurzbz AS prestudent_stg_oe_kurzbz, status.studiensemester_kurzbz
+			FROM
+				public.tbl_benutzer benutzer
+				JOIN public.tbl_student student on(benutzer.uid = student.student_uid)
+				JOIN public.tbl_prestudent prestudent USING(prestudent_id)
+				JOIN public.tbl_prestudentstatus status USING(prestudent_id)
+				JOIN public.tbl_studiengang stg ON prestudent.studiengang_kz = stg.studiengang_kz
+			WHERE
+				benutzer.aktiv=true
+				AND status.studiensemester_kurzbz = ?
+				/* inscription date before date of first student status */
+				AND (
+					SELECT datum
+					FROM public.tbl_prestudentstatus
+					WHERE prestudent_id = prestudent.prestudent_id
+					AND studiensemester_kurzbz = status.studiensemester_kurzbz
+					AND status_kurzbz = 'Student'
+					ORDER BY datum, insertamum, ext_id
+					LIMIT 1
+				) < ?
+				AND stg.melderelevant
+				AND prestudent.bismelden";
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($prestudent_id))
+		{
+			$qry .= " AND prestudent.prestudent_id = ?";
+			$params[] = $prestudent_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+
+	/**
+	 * Gets Bismeldedate from Studiensemester.
+	 * @param studiensemester_kurzbz string
+	 */
+	private function _getBisdateFromSemester($studiensemester_kurzbz)
+	{
+		$semesterYear = substr($studiensemester_kurzbz, 2, 6);
+		$semesterType = substr($studiensemester_kurzbz, 0, 2);
+
+		if ($semesterType == 'SS')
+		{
+			return date_format(date_create(($semesterYear - 1)."-11-15"), 'Y-m-d');
+		}
+
+		if ($semesterType == 'WS')
+		{
+			return date_format(date_create($semesterYear."-04-15"), 'Y-m-d');
+		}
+	}
+}

application/libraries/issues/plausichecks/NationNichtOesterreichAberGemeinde.php

@@ -0,0 +1,94 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class NationNichtOesterreichAberGemeinde extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$personRes = $this->getNationNichtOesterreichAberGemeinde(
+			$studiengang_kz,
+			null,
+			$exkludierte_studiengang_kz
+		);
+
+		if (isError($personRes)) return $personRes;
+
+		if (hasData($personRes))
+		{
+			$persons = getData($personRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($persons as $person)
+			{
+				$results[] = array(
+					'person_id' => $person->person_id,
+					'fehlertext_params' => array('gemeinde' => $person->gemeinde, 'adresse_id' => $person->adresse_id),
+					'resolution_params' => array('adresse_id' => $person->adresse_id)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Nation is not Austria, but address has austrian Gemeinde.
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param person_id int if check is to be executed only for one person
+	 * @return success with prestudents or error
+	 */
+	public function getNationNichtOesterreichAberGemeinde($studiengang_kz = null, $person_id = null, $exkludierte_studiengang_kz = null)
+	{
+		$params = array();
+
+		$qry = "SELECT DISTINCT tbl_person.person_id, adr.gemeinde, adr.adresse_id
+				FROM
+					public.tbl_adresse adr
+					JOIN public.tbl_prestudent USING(person_id)
+					JOIN public.tbl_person USING(person_id)
+					JOIN public.tbl_student USING(prestudent_id)
+					JOIN public.tbl_benutzer ON(uid=student_uid)
+					JOIN public.tbl_studiengang stg ON tbl_prestudent.studiengang_kz = stg.studiengang_kz
+				WHERE
+					adr.nation!='A'
+					AND tbl_benutzer.aktiv
+					AND gemeinde NOT IN ('Münster')
+					AND EXISTS(SELECT 1 FROM bis.tbl_gemeinde WHERE name = adr.gemeinde)";
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($person_id))
+		{
+			$qry .= " AND tbl_person.person_id = ?";
+			$params[] = $person_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/OrgformStgUngleichOrgformPrestudent.php

@@ -0,0 +1,130 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class OrgformStgUngleichOrgformPrestudent extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiensemester_kurzbz = isset($params['studiensemester_kurzbz']) ? $params['studiensemester_kurzbz'] : null;
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getOrgformStgUngleichOrgformPrestudent(
+			$studiensemester_kurzbz,
+			$studiengang_kz,
+			null,
+			$exkludierte_studiengang_kz
+		);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array(
+						'student_studiengang' => $prestudent->student_studiengang,
+						'student_orgform' => $prestudent->student_orgform,
+						'prestudent_id' => $prestudent->prestudent_id,
+						'studiensemester_kurzbz' => $prestudent->studiensemester_kurzbz
+					),
+					'resolution_params' => array(
+						'prestudent_id' => $prestudent->prestudent_id,
+						'studiensemester_kurzbz' => $prestudent->studiensemester_kurzbz
+					)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Orgform of a Studiengang in Studienplan should be the same as orgform of student.
+	 * @param studiensemester_kurzbz string check is to be executed for certain Studiensemester
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param prestudent_id int if check is to be executed only for one prestudent
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getOrgformStgUngleichOrgformPrestudent(
+		$studiensemester_kurzbz,
+		$studiengang_kz = null,
+		$prestudent_id = null,
+		$exkludierte_studiengang_kz = null
+	) {
+		$params = array($studiensemester_kurzbz);
+
+		$qry = "
+			SELECT
+				prestudent.person_id, prestudent.prestudent_id, status.studiensemester_kurzbz,
+				studiengang.orgform_kurzbz AS stg_orgform, status.orgform_kurzbz AS student_orgform,
+				prestudent.studiengang_kz AS student_studiengang, stg.oe_kurzbz AS prestudent_stg_oe_kurzbz
+			FROM
+				public.tbl_studiengang studiengang
+				JOIN public.tbl_student student USING(studiengang_kz)
+				JOIN public.tbl_prestudent prestudent USING(prestudent_id)
+				JOIN public.tbl_prestudentstatus status USING(prestudent_id)
+				JOIN public.tbl_benutzer benutzer on(benutzer.uid = student.student_uid)
+				JOIN public.tbl_studiengang stg ON prestudent.studiengang_kz = stg.studiengang_kz
+				LEFT JOIN lehre.tbl_studienplan stpl USING (studienplan_id)
+			WHERE
+				benutzer.aktiv = true
+				AND status.status_kurzbz IN ('Student', 'Unterbrecher', 'Abbrecher', 'Diplomand', 'Absolvent')
+				AND studiengang.studiengang_kz < 10000
+				AND status.studiensemester_kurzbz = ?
+				AND NOT (status.orgform_kurzbz IS NULL AND studiengang.mischform = FALSE)
+				AND NOT EXISTS(
+					SELECT 1
+					FROM
+						lehre.tbl_studienplan
+					JOIN
+						lehre.tbl_studienordnung USING(studienordnung_id)
+					WHERE
+						tbl_studienplan.studienplan_id = stpl.studienplan_id
+						AND tbl_studienordnung.studiengang_kz = prestudent.studiengang_kz
+						AND tbl_studienplan.orgform_kurzbz = status.orgform_kurzbz)";
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND studiengang.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($prestudent_id))
+		{
+			$qry .= " AND prestudent.prestudent_id = ?";
+			$params[] = $prestudent_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		$qry .= "
+			ORDER BY student_uid";
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/PlausiChecker.php

@@ -0,0 +1,29 @@
+<?php
+
+/**
+ * class defining ressources and method to use for plausicheck issue producer
+ */
+abstract class PlausiChecker
+{
+	protected $_ci; // code igniter instance
+	protected $_config; // configuration parameters for this plausicheck
+	protected $_db; // database for queries
+
+	public function __construct($configurationParams = null)
+	{
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		// set configuration
+		$this->_config = $configurationParams;
+
+		// get database for queries
+		$this->_db = new DB_Model();
+	}
+
+	/**
+	 * Executes a plausi check.
+	 * @param $paramsForChecking array parameters needed for executing the check
+	 * @return array with objects which failed the plausi check
+	 */
+	abstract public function executePlausiCheck($paramsForChecking);
+}

application/libraries/issues/plausichecks/PrestudentMischformOhneOrgform.php

@@ -0,0 +1,109 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class PrestudentMischformOhneOrgform extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiensemester_kurzbz = isset($params['studiensemester_kurzbz']) ? $params['studiensemester_kurzbz'] : null;
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getPrestudentMischformOhneOrgform(
+			$studiensemester_kurzbz,
+			$studiengang_kz,
+			null,
+			$exkludierte_studiengang_kz
+		);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array(
+						'prestudent_id' => $prestudent->prestudent_id,
+						'studiensemester_kurzbz' => $prestudent->studiensemester_kurzbz
+					),
+					'resolution_params' => array(
+						'prestudent_id' => $prestudent->prestudent_id,
+						'studiensemester_kurzbz' => $prestudent->studiensemester_kurzbz
+					)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Students in "mixed" Studiengang should have Orgform.
+	 * @param studiensemester_kurzbz string check is to be executed for certain Studiensemester
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param prestudent_id int if check is to be executed only for one prestudent
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getPrestudentMischformOhneOrgform(
+		$studiensemester_kurzbz,
+		$studiengang_kz = null,
+		$prestudent_id = null,
+		$exkludierte_studiengang_kz = null
+	) {
+		$params = array($studiensemester_kurzbz);
+
+		$qry = "
+			SELECT
+				pre.person_id, pre.prestudent_id, stg.oe_kurzbz AS prestudent_stg_oe_kurzbz, status.studiensemester_kurzbz
+			FROM
+				public.tbl_prestudent pre
+				JOIN public.tbl_person USING(person_id)
+				JOIN public.tbl_prestudentstatus status USING(prestudent_id)
+				JOIN public.tbl_studiengang stg USING(studiengang_kz)
+			WHERE
+				status.status_kurzbz IN ('Bewerber', 'Student')
+				AND stg.mischform
+				AND (status.orgform_kurzbz='' OR status.orgform_kurzbz IS NULL)
+				AND status.studiensemester_kurzbz=?";
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($prestudent_id))
+		{
+			$qry .= " AND pre.prestudent_id = ?";
+			$params[] = $prestudent_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/StgPrestudentUngleichStgStudent.php

@@ -0,0 +1,90 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class StgPrestudentUngleichStgStudent extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getStgPrestudentUngleichStgStudent($studiengang_kz, null, $exkludierte_studiengang_kz);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array('prestudent_id' => $prestudent->prestudent_id),
+					'resolution_params' => array('prestudent_id' => $prestudent->prestudent_id)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Studiengang should be the same for prestudent and student.
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param prestudent_id int if check is to be executed only for one prestudent
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getStgPrestudentUngleichStgStudent($studiengang_kz = null, $prestudent_id = null, $exkludierte_studiengang_kz = null)
+	{
+		$params = array();
+
+		$qry = "
+			SELECT
+				pre.person_id, pre.prestudent_id, stg.oe_kurzbz prestudent_stg_oe_kurzbz, student_stg.oe_kurzbz student_stg_oe_kurzbz
+			FROM
+				public.tbl_prestudent pre
+				JOIN public.tbl_student stud USING(prestudent_id)
+				JOIN public.tbl_person pers USING(person_id)
+				JOIN public.tbl_studiengang stg ON pre.studiengang_kz = stg.studiengang_kz
+				JOIN public.tbl_studiengang student_stg ON stud.studiengang_kz = student_stg.studiengang_kz
+			WHERE
+				stud.studiengang_kz != pre.studiengang_kz";
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($prestudent_id))
+		{
+			$qry .= " AND pre.prestudent_id = ?";
+			$params[] = $prestudent_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/StgPrestudentUngleichStgStudienplan.php

@@ -0,0 +1,104 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class StgPrestudentUngleichStgStudienplan extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getStgPrestudentUngleichStgStudienplan($studiengang_kz, null, null, $exkludierte_studiengang_kz);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array('prestudent_id' => $prestudent->prestudent_id, 'studienplan' => $prestudent->studienplan),
+					'resolution_params' => array('prestudent_id' => $prestudent->prestudent_id, 'studienordnung_id' => $prestudent->studienordnung_id)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Studiengang should be the same for prestudent and studienplan.
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param prestudent_id int if check is to be executed only for one prestudent
+	 * @param studienordnung_id int if check is to be executed only for a certain studienordnung_id
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getStgPrestudentUngleichStgStudienplan(
+		$studiengang_kz = null,
+		$prestudent_id = null,
+		$studienordnung_id = null,
+		$exkludierte_studiengang_kz = null
+	) {
+		$params = array();
+
+		$qry = "
+			SELECT
+				DISTINCT ON (ps.prestudent_id) ps.person_id, ps.prestudent_id, stordnung.studienordnung_id,
+				stplan.bezeichnung AS studienplan, stg.oe_kurzbz AS prestudent_stg_oe_kurzbz
+			FROM
+				public.tbl_prestudent ps
+				JOIN public.tbl_prestudentstatus USING(prestudent_id)
+				JOIN lehre.tbl_studienplan stplan USING(studienplan_id)
+				JOIN lehre.tbl_studienordnung stordnung USING(studienordnung_id)
+				JOIN public.tbl_person USING(person_id)
+				JOIN public.tbl_studiengang stg ON ps.studiengang_kz = stg.studiengang_kz
+			WHERE
+				ps.studiengang_kz<>stordnung.studiengang_kz
+				AND stg.melderelevant";
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($prestudent_id))
+		{
+			$qry .= " AND ps.prestudent_id = ?";
+			$params[] = $prestudent_id;
+		}
+
+		if (isset($studienordnung_id))
+		{
+			$qry .= " AND stordnung.studienordnung_id = ?";
+			$params[] = $studienordnung_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/StudentstatusNachAbbrecher.php

@@ -0,0 +1,90 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class StudentstatusNachAbbrecher extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getStudentstatusNachAbbrecher($studiengang_kz, null, $exkludierte_studiengang_kz);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array('prestudent_id' => $prestudent->prestudent_id),
+					'resolution_params' => array('prestudent_id' => $prestudent->prestudent_id)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * There shouldn't be any status after Abbrecher status.
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param prestudent_id int if check is to be executed only for one prestudent
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getStudentstatusNachAbbrecher($studiengang_kz = null, $prestudent_id = null, $exkludierte_studiengang_kz = null)
+	{
+		$params = array();
+
+		$qry = "
+			SELECT
+				prestudent.person_id, prestudent.prestudent_id, stg.oe_kurzbz AS prestudent_stg_oe_kurzbz
+			FROM
+				public.tbl_student student
+				JOIN public.tbl_prestudent prestudent USING(prestudent_id)
+				JOIN public.tbl_prestudentstatus prestatus USING(prestudent_id)
+				JOIN public.tbl_studiengang stg ON prestudent.studiengang_kz = stg.studiengang_kz
+			WHERE
+				prestatus.status_kurzbz = 'Abbrecher'
+				AND get_rolle_prestudent(prestudent.prestudent_id, prestatus.studiensemester_kurzbz) <> 'Abbrecher'";
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($prestudent_id))
+		{
+			$qry .= " AND prestudent.prestudent_id = ?";
+			$params[] = $prestudent_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/plausichecks/StudienplanUngueltig.php

@@ -0,0 +1,126 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+require_once('PlausiChecker.php');
+
+/**
+ *
+ */
+class StudienplanUngueltig extends PlausiChecker
+{
+	public function executePlausiCheck($params)
+	{
+		$results = array();
+
+		// get parameters from config
+		$exkludierte_studiengang_kz = isset($this->_config['exkludierteStudiengaenge']) ? $this->_config['exkludierteStudiengaenge'] : null;
+
+		// pass parameters needed for plausicheck
+		$studiensemester_kurzbz = isset($params['studiensemester_kurzbz']) ? $params['studiensemester_kurzbz'] : null;
+		$studiengang_kz = isset($params['studiengang_kz']) ? $params['studiengang_kz'] : null;
+
+		// get all students failing the plausicheck
+		$prestudentRes = $this->getStudienplanUngueltig(
+			$studiensemester_kurzbz,
+			$studiengang_kz,
+			null,
+			$exkludierte_studiengang_kz
+		);
+
+		if (isError($prestudentRes)) return $prestudentRes;
+
+		if (hasData($prestudentRes))
+		{
+			$prestudents = getData($prestudentRes);
+
+			// populate results with data necessary for writing issues
+			foreach ($prestudents as $prestudent)
+			{
+				$results[] = array(
+					'person_id' => $prestudent->person_id,
+					'oe_kurzbz' => $prestudent->prestudent_stg_oe_kurzbz,
+					'fehlertext_params' => array(
+						'studienplan' => $prestudent->studienplan,
+						'ausbildungssemester' => $prestudent->ausbildungssemester,
+						'prestudent_id' => $prestudent->prestudent_id
+					),
+					'resolution_params' => array(
+						'prestudent_id' => $prestudent->prestudent_id,
+						'studiensemester_kurzbz' => $prestudent->studiensemester_kurzbz
+					)
+				);
+			}
+		}
+
+		// return the results
+		return success($results);
+	}
+
+	/**
+	 * Studienplan should be valid in current Ausbildungssemester of prestudent.
+	 * @param studiensemester_kurzbz string check is to be executed for certain Studiensemester
+	 * @param studiengang_kz int if check is to be executed for certain Studiengang
+	 * @param prestudent_id int if check is to be executed only for one prestudent
+	 * @param exkludierte_studiengang_kz array if certain Studiengänge have to be excluded from check
+	 * @return success with prestudents or error
+	 */
+	public function getStudienplanUngueltig(
+		$studiensemester_kurzbz,
+		$studiengang_kz = null,
+		$prestudent_id = null,
+		$exkludierte_studiengang_kz = null
+	) {
+		$params = array($studiensemester_kurzbz);
+
+		$qry = "
+			SELECT
+				DISTINCT pre.person_id, pre.prestudent_id,
+				tbl_studienplan.bezeichnung AS studienplan,
+				status.status_kurzbz,
+				status.studiensemester_kurzbz,
+				status.ausbildungssemester,
+				stg.oe_kurzbz AS prestudent_stg_oe_kurzbz
+			FROM
+				public.tbl_prestudent pre
+				JOIN public.tbl_prestudentstatus status USING(prestudent_id)
+				JOIN public.tbl_person USING(person_id)
+				JOIN lehre.tbl_studienplan USING(studienplan_id)
+				JOIN public.tbl_studiengang stg ON pre.studiengang_kz = stg.studiengang_kz
+			WHERE
+				status_kurzbz in('Student', 'Interessent','Bewerber','Aufgenommener')
+				AND NOT EXISTS (
+					SELECT
+						1
+					FROM
+						lehre.tbl_studienplan_semester
+					WHERE
+						studienplan_id=status.studienplan_id
+						AND tbl_studienplan_semester.semester = status.ausbildungssemester
+						AND tbl_studienplan_semester.studiensemester_kurzbz = status.studiensemester_kurzbz
+				)
+				AND status.studiensemester_kurzbz=?
+				AND pre.bismelden
+				AND stg.melderelevant";
+
+		if (isset($studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz = ?";
+			$params[] = $studiengang_kz;
+		}
+
+		if (isset($prestudent_id))
+		{
+			$qry .= " AND tbl_prestudent.prestudent_id = ?";
+			$params[] = $prestudent_id;
+		}
+
+		if (isset($exkludierte_studiengang_kz) && !isEmptyArray($exkludierte_studiengang_kz))
+		{
+			$qry .= " AND stg.studiengang_kz NOT IN ?";
+			$params[] = $exkludierte_studiengang_kz;
+		}
+
+		return $this->_db->execReadOnlyQuery($qry, $params);
+	}
+}

application/libraries/issues/resolvers/CORE_INOUT_0006.php

@@ -15,7 +15,6 @@ class CORE_INOUT_0006 implements IIssueResolvedChecker
 		$this->_ci =& get_instance(); // get code igniter instance
 
 		$this->_ci->load->model('codex/Bisio_model', 'BisioModel');
-		//$this->_ci->load->model('codex/Aufenthaltfoerderung_model', 'AufenthaltfoerderungModel');
 
 		// get all Zwecke
 		$this->_ci->BisioModel->addSelect('ects_erworben');

application/libraries/issues/resolvers/CORE_INOUT_0007.php

@@ -0,0 +1,32 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Incoming shouldn't have austrian home address.
+ */
+class CORE_INOUT_0007 implements IIssueResolvedChecker
+{
+	public function checkIfIssueIsResolved($params)
+	{
+		if (!isset($params['issue_person_id']) || !is_numeric($params['issue_person_id']))
+			return error('Person Id missing, issue_id: '.$params['issue_id']);
+
+		if (!isset($params['studiensemester_kurzbz']) || isEmptyString($params['studiensemester_kurzbz']))
+			return error('Studiensemester missing, issue_id: '.$params['issue_id']);
+
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		$this->_ci->load->library('issues/plausichecks/IncomingHeimatNationOesterreich');
+
+		// check if issue persists
+		$checkRes = $this->_ci->incomingheimatnationoesterreich->getIncomingHeimatNationOesterreich($params['studiensemester_kurzbz'], null, $params['issue_person_id']);
+
+		if (isError($checkRes)) return $checkRes;
+
+		if (hasData($checkRes))
+			return success(false); // not resolved if issue is still present
+		else
+			return success(true); // resolved otherwise
+	}
+}

application/libraries/issues/resolvers/CORE_INOUT_0008.php

@@ -0,0 +1,29 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Incoming should have IN/OUT data entry.
+ */
+class CORE_INOUT_0008 implements IIssueResolvedChecker
+{
+	public function checkIfIssueIsResolved($params)
+	{
+		if (!isset($params['prestudent_id']) || !is_numeric($params['prestudent_id']))
+			return error('Prestudent Id missing, issue_id: '.$params['issue_id']);
+
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		$this->_ci->load->library('issues/plausichecks/IncomingOhneIoDatensatz');
+
+		// check if issue persists
+		$checkRes = $this->_ci->incomingohneiodatensatz->getIncomingOhneIoDatensatz(null, $params['prestudent_id']);
+
+		if (isError($checkRes)) return $checkRes;
+
+		if (hasData($checkRes))
+			return success(false); // not resolved if issue is still present
+		else
+			return success(true); // resolved otherwise
+	}
+}

application/libraries/issues/resolvers/CORE_INOUT_0009.php

@@ -0,0 +1,29 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Incoming or external GS student should not be foerderrelevant.
+ */
+class CORE_INOUT_0009 implements IIssueResolvedChecker
+{
+	public function checkIfIssueIsResolved($params)
+	{
+		if (!isset($params['prestudent_id']) || !is_numeric($params['prestudent_id']))
+			return error('Prestudent Id missing, issue_id: '.$params['issue_id']);
+
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		$this->_ci->load->library('issues/plausichecks/IncomingOrGsFoerderrelevant');
+
+		// check if issue persists
+		$checkRes = $this->_ci->incomingorgsfoerderrelevant->getIncomingOrGsFoerderrelevant(null, null, $params['prestudent_id']);
+
+		if (isError($checkRes)) return $checkRes;
+
+		if (hasData($checkRes))
+			return success(false); // not resolved if issue is still present
+		else
+			return success(true); // resolved otherwise
+	}
+}

application/libraries/issues/resolvers/CORE_PERSON_0001.php

@@ -0,0 +1,29 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Birth date of person shouldn't be too long ago.
+ */
+class CORE_PERSON_0001 implements IIssueResolvedChecker
+{
+	public function checkIfIssueIsResolved($params)
+	{
+		if (!isset($params['issue_person_id']) || !is_numeric($params['issue_person_id']))
+			return error('Person Id missing, issue_id: '.$params['issue_id']);
+
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		$this->_ci->load->library('issues/plausichecks/GbDatumWeitZurueck');
+
+		// check if issue persists
+		$checkRes = $this->_ci->gbdatumweitzurueck->getGbDatumWeitZurueck(null, null, $params['issue_person_id']);
+
+		if (isError($checkRes)) return $checkRes;
+
+		if (hasData($checkRes))
+			return success(false); // not resolved if issue is still present
+		else
+			return success(true); // resolved otherwise
+	}
+}

application/libraries/issues/resolvers/CORE_PERSON_0002.php

@@ -0,0 +1,29 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Nation of person should be austria if Gemeinde (city) is austrian.
+ */
+class CORE_PERSON_0002 implements IIssueResolvedChecker
+{
+	public function checkIfIssueIsResolved($params)
+	{
+		if (!isset($params['issue_person_id']) || !is_numeric($params['issue_person_id']))
+			return error('Person Id missing, issue_id: '.$params['issue_id']);
+
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		$this->_ci->load->library('issues/plausichecks/NationNichtOesterreichAberGemeinde');
+
+		// check if issue persists
+		$checkRes = $this->_ci->nationnichtoesterreichabergemeinde->getNationNichtOesterreichAberGemeinde(null, $params['issue_person_id']);
+
+		if (isError($checkRes)) return $checkRes;
+
+		if (hasData($checkRes))
+			return success(false); // not resolved if issue is still present
+		else
+			return success(true); // resolved otherwise
+	}
+}

application/libraries/issues/resolvers/CORE_PERSON_0003.php

@@ -0,0 +1,29 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Person should have only one home adress.
+ */
+class CORE_PERSON_0003 implements IIssueResolvedChecker
+{
+	public function checkIfIssueIsResolved($params)
+	{
+		if (!isset($params['issue_person_id']) || !is_numeric($params['issue_person_id']))
+			return error('Person Id missing, issue_id: '.$params['issue_id']);
+
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		$this->_ci->load->library('issues/plausichecks/FalscheAnzahlHeimatadressen');
+
+		// check if issue persists
+		$checkRes = $this->_ci->falscheanzahlheimatadressen->getFalscheAnzahlHeimatadressen(null, null, $params['issue_person_id']);
+
+		if (isError($checkRes)) return $checkRes;
+
+		if (hasData($checkRes))
+			return success(false); // not resolved if issue is still present
+		else
+			return success(true); // resolved otherwise
+	}
+}

application/libraries/issues/resolvers/CORE_PERSON_0004.php

@@ -0,0 +1,29 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Person should have only one delivery adress.
+ */
+class CORE_PERSON_0004 implements IIssueResolvedChecker
+{
+	public function checkIfIssueIsResolved($params)
+	{
+		if (!isset($params['issue_person_id']) || !is_numeric($params['issue_person_id']))
+			return error('Person Id missing, issue_id: '.$params['issue_id']);
+
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		$this->_ci->load->library('issues/plausichecks/FalscheAnzahlZustelladressen');
+
+		// check if issue persists
+		$checkRes = $this->_ci->falscheanzahlzustelladressen->getFalscheAnzahlZustelladressen(null, null, $params['issue_person_id']);
+
+		if (isError($checkRes)) return $checkRes;
+
+		if (hasData($checkRes))
+			return success(false); // not resolved if issue is still present
+		else
+			return success(true); // resolved otherwise
+	}
+}

application/libraries/issues/resolvers/CORE_STG_0001.php

@@ -0,0 +1,29 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Studiengang should be the same for prestudent and student.
+ */
+class CORE_STG_0001 implements IIssueResolvedChecker
+{
+	public function checkIfIssueIsResolved($params)
+	{
+		if (!isset($params['prestudent_id']) || !is_numeric($params['prestudent_id']))
+			return error('Prestudent Id missing, issue_id: '.$params['issue_id']);
+
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		$this->_ci->load->library('issues/plausichecks/StgPrestudentUngleichStgStudent');
+
+		// check if issue persists
+		$checkRes = $this->_ci->stgprestudentungleichstgstudent->getStgPrestudentUngleichStgStudent(null, $params['prestudent_id']);
+
+		if (isError($checkRes)) return $checkRes;
+
+		if (hasData($checkRes))
+			return success(false); // not resolved if issue is still present
+		else
+			return success(true); // resolved otherwise
+	}
+}

application/libraries/issues/resolvers/CORE_STG_0002.php

@@ -0,0 +1,32 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Orgform of a Studiengang in Studienplan should be the same as orgform of student.
+ */
+class CORE_STG_0002 implements IIssueResolvedChecker
+{
+	public function checkIfIssueIsResolved($params)
+	{
+		if (!isset($params['prestudent_id']) || !is_numeric($params['prestudent_id']))
+			return error('Prestudent Id missing, issue_id: '.$params['issue_id']);
+
+		if (!isset($params['studiensemester_kurzbz']) || isEmptyString($params['studiensemester_kurzbz']))
+			return error('Studiensemester missing, issue_id: '.$params['issue_id']);
+
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		$this->_ci->load->library('issues/plausichecks/OrgformStgUngleichOrgformPrestudent');
+
+		// check if issue persists
+		$checkRes = $this->_ci->orgformstgungleichorgformprestudent->getOrgformStgUngleichOrgformPrestudent($params['studiensemester_kurzbz'], null, $params['prestudent_id']);
+
+		if (isError($checkRes)) return $checkRes;
+
+		if (hasData($checkRes))
+			return success(false); // not resolved if issue is still present
+		else
+			return success(true); // resolved otherwise
+	}
+}

application/libraries/issues/resolvers/CORE_STG_0003.php

@@ -0,0 +1,32 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Students in "mixed" Studiengang should have Orgform.
+ */
+class CORE_STG_0003 implements IIssueResolvedChecker
+{
+	public function checkIfIssueIsResolved($params)
+	{
+		if (!isset($params['prestudent_id']) || !is_numeric($params['prestudent_id']))
+			return error('Prestudent Id missing, issue_id: '.$params['issue_id']);
+
+		if (!isset($params['studiensemester_kurzbz']) || isEmptyString($params['studiensemester_kurzbz']))
+			return error('Studiensemester missing, issue_id: '.$params['issue_id']);
+
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		$this->_ci->load->library('issues/plausichecks/PrestudentMischformOhneOrgform');
+
+		// check if issue persists
+		$checkRes = $this->_ci->prestudentmischformohneorgform->getPrestudentMischformOhneOrgform($params['studiensemester_kurzbz'], null, $params['prestudent_id']);
+
+		if (isError($checkRes)) return $checkRes;
+
+		if (hasData($checkRes))
+			return success(false); // not resolved if issue is still present
+		else
+			return success(true); // resolved otherwise
+	}
+}

application/libraries/issues/resolvers/CORE_STG_0004.php

@@ -0,0 +1,32 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Studiengang should be the same for prestudent and studienplan.
+ */
+class CORE_STG_0004 implements IIssueResolvedChecker
+{
+	public function checkIfIssueIsResolved($params)
+	{
+		if (!isset($params['prestudent_id']) || !is_numeric($params['prestudent_id']))
+			return error('Prestudent Id missing, issue_id: '.$params['issue_id']);
+
+		if (!isset($params['studienordnung_id']) || !is_numeric($params['studienordnung_id']))
+			return error('Studienordnung Id missing, issue_id: '.$params['issue_id']);
+
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		$this->_ci->load->library('issues/plausichecks/StgPrestudentUngleichStgStudienplan');
+
+		// check if issue persists
+		$checkRes = $this->_ci->stgprestudentungleichstgstudienplan->getStgPrestudentUngleichStgStudienplan(null, $params['prestudent_id'], $params['studienordnung_id']);
+
+		if (isError($checkRes)) return $checkRes;
+
+		if (hasData($checkRes))
+			return success(false); // not resolved if issue is still present
+		else
+			return success(true); // resolved otherwise
+	}
+}

application/libraries/issues/resolvers/CORE_STUDENTSTATUS_0001.php

@@ -0,0 +1,29 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Abbrecher cannot be active.
+ */
+class CORE_STUDENTSTATUS_0001 implements IIssueResolvedChecker
+{
+	public function checkIfIssueIsResolved($params)
+	{
+		if (!isset($params['prestudent_id']) || !is_numeric($params['prestudent_id']))
+			return error('Prestudent Id missing, issue_id: '.$params['issue_id']);
+
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		$this->_ci->load->library('issues/plausichecks/AbbrecherAktiv');
+
+		// check if issue persists
+		$checkRes = $this->_ci->abbrecheraktiv->getAbbrecherAktiv(null, $params['prestudent_id']);
+
+		if (isError($checkRes)) return $checkRes;
+
+		if (hasData($checkRes))
+			return success(false); // not resolved if issue is still present
+		else
+			return success(true); // resolved otherwise
+	}
+}

application/libraries/issues/resolvers/CORE_STUDENTSTATUS_0002.php

@@ -0,0 +1,29 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * There shouldn't be any status after Abbrecher status.
+ */
+class CORE_STUDENTSTATUS_0002 implements IIssueResolvedChecker
+{
+	public function checkIfIssueIsResolved($params)
+	{
+		if (!isset($params['prestudent_id']) || !is_numeric($params['prestudent_id']))
+			return error('Prestudent Id missing, issue_id: '.$params['issue_id']);
+
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		$this->_ci->load->library('issues/plausichecks/StudentstatusNachAbbrecher');
+
+		// check if issue persists
+		$checkRes = $this->_ci->studentstatusnachabbrecher->getStudentstatusNachAbbrecher(null, $params['prestudent_id']);
+
+		if (isError($checkRes)) return $checkRes;
+
+		if (hasData($checkRes))
+			return success(false); // not resolved if issue is still present
+		else
+			return success(true); // resolved otherwise
+	}
+}

application/libraries/issues/resolvers/CORE_STUDENTSTATUS_0003.php

@@ -0,0 +1,36 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Ausbildungssemester of prestudent (lehrverband) must be the same as Ausbildungssemester of prestudentstatus.
+ */
+class CORE_STUDENTSTATUS_0003 implements IIssueResolvedChecker
+{
+	public function checkIfIssueIsResolved($params)
+	{
+		if (!isset($params['prestudent_id']) || !is_numeric($params['prestudent_id']))
+			return error('Prestudent Id missing, issue_id: '.$params['issue_id']);
+
+		if (!isset($params['studiensemester_kurzbz']) || isEmptyString($params['studiensemester_kurzbz']))
+			return error('Studiensemester missing, issue_id: '.$params['issue_id']);
+
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		$this->_ci->load->library('issues/plausichecks/AusbildungssemPrestudentUngleichAusbildungssemStatus');
+
+		// check if issue persists
+		$checkRes = $this->_ci->ausbildungssemprestudentungleichausbildungssemstatus->getAusbildungssemPrestudentUngleichAusbildungssemStatus(
+			$params['studiensemester_kurzbz'],
+			null,
+			$params['prestudent_id']
+		);
+
+		if (isError($checkRes)) return $checkRes;
+
+		if (hasData($checkRes))
+			return success(false); // not resolved if issue is still present
+		else
+			return success(true); // resolved otherwise
+	}
+}

application/libraries/issues/resolvers/CORE_STUDENTSTATUS_0004.php

@@ -0,0 +1,36 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Students with active status should have an active Benutzer.
+ */
+class CORE_STUDENTSTATUS_0004 implements IIssueResolvedChecker
+{
+	public function checkIfIssueIsResolved($params)
+	{
+		if (!isset($params['prestudent_id']) || !is_numeric($params['prestudent_id']))
+			return error('Prestudent Id missing, issue_id: '.$params['issue_id']);
+
+		if (!isset($params['studiensemester_kurzbz']) || isEmptyString($params['studiensemester_kurzbz']))
+			return error('Studiensemester missing, issue_id: '.$params['issue_id']);
+
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		$this->_ci->load->library('issues/plausichecks/InaktiverStudentAktiverStatus');
+
+		// check if issue persists
+		$checkRes = $this->_ci->inaktiverstudentaktiverstatus->getInaktiverStudentAktiverStatus(
+			$params['studiensemester_kurzbz'],
+			null,
+			$params['prestudent_id']
+		);
+
+		if (isError($checkRes)) return $checkRes;
+
+		if (hasData($checkRes))
+			return success(false); // not resolved if issue is still present
+		else
+			return success(true); // resolved otherwise
+	}
+}

application/libraries/issues/resolvers/CORE_STUDENTSTATUS_0005.php

@@ -0,0 +1,32 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Students of a semester shouldn't start studies before the date of Bismeldung.
+ */
+class CORE_STUDENTSTATUS_0005 implements IIssueResolvedChecker
+{
+	public function checkIfIssueIsResolved($params)
+	{
+		if (!isset($params['prestudent_id']) || !is_numeric($params['prestudent_id']))
+			return error('Prestudent Id missing, issue_id: '.$params['issue_id']);
+
+		if (!isset($params['studiensemester_kurzbz']) || isEmptyString($params['studiensemester_kurzbz']))
+			return error('Studiensemester missing, issue_id: '.$params['issue_id']);
+
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		$this->_ci->load->library('issues/plausichecks/InskriptionVorLetzerBismeldung');
+
+		// check if issue persists
+		$checkRes = $this->_ci->inskriptionvorletzerbismeldung->getInskriptionVorLetzerBismeldung($params['studiensemester_kurzbz'], null, $params['prestudent_id']);
+
+		if (isError($checkRes)) return $checkRes;
+
+		if (hasData($checkRes))
+			return success(false); // not resolved if issue is still present
+		else
+			return success(true); // resolved otherwise
+	}
+}

application/libraries/issues/resolvers/CORE_STUDENTSTATUS_0006.php

@@ -0,0 +1,29 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Status Dates and status studysemester dates should be in correct order.
+ */
+class CORE_STUDENTSTATUS_0006 implements IIssueResolvedChecker
+{
+	public function checkIfIssueIsResolved($params)
+	{
+		if (!isset($params['prestudent_id']) || !is_numeric($params['prestudent_id']))
+			return error('Prestudent Id missing, issue_id: '.$params['issue_id']);
+
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		$this->_ci->load->library('issues/plausichecks/DatumStudiensemesterFalscheReihenfolge');
+
+		// check if issue persists
+		$checkRes = $this->_ci->datumstudiensemesterfalschereihenfolge->getDatumStudiensemesterFalscheReihenfolge(null, $params['prestudent_id']);
+
+		if (isError($checkRes)) return $checkRes;
+
+		if (hasData($checkRes))
+			return success(false); // not resolved if issue is still present
+		else
+			return success(true); // resolved otherwise
+	}
+}

application/libraries/issues/resolvers/CORE_STUDENTSTATUS_0007.php

@@ -0,0 +1,29 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Students with active Benutzer should have a status in the current semester.
+ */
+class CORE_STUDENTSTATUS_0007 implements IIssueResolvedChecker
+{
+	public function checkIfIssueIsResolved($params)
+	{
+		if (!isset($params['prestudent_id']) || !is_numeric($params['prestudent_id']))
+			return error('Prestudent Id missing, issue_id: '.$params['issue_id']);
+
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		$this->_ci->load->library('issues/plausichecks/AktiverStudentOhneStatus');
+
+		// check if issue persists
+		$checkRes = $this->_ci->aktiverstudentohnestatus->getAktiverStudentOhneStatus(null, $params['prestudent_id']);
+
+		if (isError($checkRes)) return $checkRes;
+
+		if (hasData($checkRes))
+			return success(false); // not resolved if issue is still present
+		else
+			return success(true); // resolved otherwise
+	}
+}

application/libraries/issues/resolvers/CORE_STUDENTSTATUS_0008.php

@@ -0,0 +1,32 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Studienplan should be valid in current Ausbildungssemester of prestudent.
+ */
+class CORE_STUDENTSTATUS_0008 implements IIssueResolvedChecker
+{
+	public function checkIfIssueIsResolved($params)
+	{
+		if (!isset($params['prestudent_id']) || !is_numeric($params['prestudent_id']))
+			return error('Prestudent Id missing, issue_id: '.$params['issue_id']);
+
+		if (!isset($params['studiensemester_kurzbz']) || isEmptyString($params['studiensemester_kurzbz']))
+			return error('Studiensemester missing, issue_id: '.$params['issue_id']);
+
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		$this->_ci->load->library('issues/plausichecks/StudienplanUngueltig');
+
+		// check if issue persists
+		$checkRes = $this->_ci->studienplanungueltig->getStudienplanUngueltig($params['studiensemester_kurzbz'], null, $params['prestudent_id']);
+
+		if (isError($checkRes)) return $checkRes;
+
+		if (hasData($checkRes))
+			return success(false); // not resolved if issue is still present
+		else
+			return success(true); // resolved otherwise
+	}
+}

application/libraries/issues/resolvers/CORE_STUDENTSTATUS_0009.php

@@ -0,0 +1,29 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * Students with finished studies should have exactly one final exam.
+ */
+class CORE_STUDENTSTATUS_0009 implements IIssueResolvedChecker
+{
+	public function checkIfIssueIsResolved($params)
+	{
+		if (!isset($params['prestudent_id']) || !is_numeric($params['prestudent_id']))
+			return error('Prestudent Id missing, issue_id: '.$params['issue_id']);
+
+		$this->_ci =& get_instance(); // get code igniter instance
+
+		$this->_ci->load->library('issues/plausichecks/FalscheAnzahlAbschlusspruefungen');
+
+		// check if issue persists
+		$checkRes = $this->_ci->falscheanzahlabschlusspruefungen->getFalscheAnzahlAbschlusspruefungen(null, null, $params['prestudent_id']);
+
+		if (isError($checkRes)) return $checkRes;
+
+		if (hasData($checkRes))
+			return success(false); // not resolved if issue is still present
+		else
+			return success(true); // resolved otherwise
+	}
+}