lecture collision check bug fix

- added updatemails
- added reservierungssync
- updated status kurzbz
- reservierung renderer for tempus

application/config/Events.php

@@ -33,5 +33,27 @@ Events::on('loadRenderers', function ($renderers) {
 	);
 });
 
+//Tempus Renderers:
+Events::on('loadTempusRenderers', function ($renderers) {
+	$fhc_core_renderers =& $renderers();
+	$fhc_core_renderers["reservierung"] = array(
+		'calendarEvent' => absoluteJsImportUrl('public/js/components/Tempus/Renderer/Reservierungen/calendarEvent.js'),
+		'modalTitle' => absoluteJsImportUrl('public/js/components/Tempus/Renderer/Reservierungen/modalTitle.js'),
+		'modalContent' => absoluteJsImportUrl('public/js/components/Tempus/Renderer/Reservierungen/modalContent.js'),
+		'calendarEventStyles' => APP_ROOT . 'public/css/Cis4/CoreCalendarEvents.css'
+	);
+});
+
+Events::on('loadTempusRenderers', function ($renderers) {
+	$fhc_core_renderers =& $renderers();
+	$fhc_core_renderers["lehreinheit"] = array(
+		'calendarEvent' => absoluteJsImportUrl('public/js/components/Tempus/Renderer/Lehreinheit/calendarEvent.js'),
+		'modalTitle' => absoluteJsImportUrl('public/js/components/Tempus/Renderer/Lehreinheit/modalTitle.js'),
+		'modalContent' => absoluteJsImportUrl('public/js/components/Tempus/Renderer/Lehreinheit/modalContent.js'),
+		'calendarEventStyles' => APP_ROOT . 'public/css/Cis4/CoreCalendarEvents.css'
+	);
+});
+
+
 
 

application/config/tempus.php

@@ -0,0 +1,3 @@
+<?php
+
+$config['send_update_mails'] = false;

application/controllers/Tempus.php

@@ -0,0 +1,40 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ *
+ */
+class Tempus extends Auth_Controller
+{
+	public function __construct()
+	{
+		$permissions = [];
+		$router = load_class('Router');
+		$permissions[$router->method] = ['admin:r', 'assistenz:r'];
+		parent::__construct($permissions);
+
+		// Load Libraries
+		$this->load->library('VariableLib', ['uid' => getAuthUID()]);
+		
+		// Load Config
+		$this->load->config('calendar');
+	}
+
+	/**
+	 * @return void
+	 */
+	public function _remap()
+	{
+
+		$this->load->view('Tempus', [
+			'permissions' => [
+				'admin' => $this->permissionlib->isBerechtigt('admin')
+			],
+			'variables' => [
+				'semester_aktuell' => $this->variablelib->getVar('semester_aktuell'),
+				'timezone' => $this->config->item('timezone')
+			]
+		]);
+	}
+}

application/controllers/api/frontend/v1/RendererLoader.php

@@ -31,7 +31,7 @@ class RendererLoader extends FHCAPI_Controller
 
 		parent::__construct([
 			'GetRenderers' => self::PERM_LOGGED,
-           
+			'GetTempusRenderers' => self::PERM_LOGGED,
 		]);
 
         $this->load->library('LogLib');
@@ -66,6 +66,26 @@ class RendererLoader extends FHCAPI_Controller
 		$this->terminateWithSuccess($renderer_paths);
 	}
 
+	public function GetTempusRenderers(){
+		$renderer_paths = [];
+		Events::trigger(
+				'loadRenderers',
+				function & () use (&$renderer_paths)
+				{
+					return $renderer_paths;
+				}
+			);
+
+		Events::trigger(
+				'loadTempusRenderers',
+				function & () use (&$renderer_paths)
+				{
+					return $renderer_paths;
+				}
+			);
+		$this->terminateWithSuccess($renderer_paths);
+	}
+
 	
 	
 

application/controllers/api/frontend/v1/lv/Gruppe.php

@@ -118,54 +118,17 @@ class Gruppe extends FHCAPI_Controller
 
 		$query_words = explode(' ', $query);
 
-		$this->_ci->GruppeModel->addSelect('gruppe_kurzbz,
-											studiengang_kz,
-											semester,
-											bezeichnung,
-											gid,
-											\'false\' as lehrverband');
-		$this->_ci->GruppeModel->db->where(array('sichtbar' => true, 'aktiv' => true, 'lehre' => true, 'direktinskription' => false, 'semester IS NOT NULL' => null));
-		$this->_ci->GruppeModel->db->group_start();
-		foreach ($query_words as $word)
-		{
-			$this->_ci->GruppeModel->db->group_start();
-			$this->_ci->GruppeModel->db->where('gruppe_kurzbz ILIKE', "%" . $word . "%");
-			$this->_ci->GruppeModel->db->or_where('bezeichnung ILIKE', "%" . $word . "%");
-			$this->_ci->GruppeModel->db->group_end();
-		}
-		$this->_ci->GruppeModel->db->group_end();
-
-		$gruppen_result = $this->_ci->GruppeModel->load();
-
-		$gruppen_array = array();
+		$gruppen_result = $this->_ci->GruppeModel->search($query_words);
 
 		if (isError($gruppen_result))
 			$this->terminateWithError(getError($gruppen_result), self::ERROR_TYPE_GENERAL);
 
+		$gruppen_array = array();
+
 		if (hasData($gruppen_result))
 			$gruppen_array = getData($gruppen_result);
 
-		$this->_ci->LehrverbandModel->addSelect('CONCAT(UPPER(CONCAT(typ, kurzbz)), \'\', semester, verband, COALESCE(gruppe,\'\')) as gruppe_kurzbz,
-												studiengang_kz,
-												semester,
-												tbl_lehrverband.bezeichnung,
-												gid,
-												\'true\' as lehrverband');
-		$this->_ci->LehrverbandModel->addJoin('public.tbl_studiengang', 'studiengang_kz');
-		$this->_ci->LehrverbandModel->addOrder('verband');
-		$this->_ci->LehrverbandModel->addOrder('gruppe');
-		$this->_ci->LehrverbandModel->db->where(array('tbl_lehrverband.aktiv' => true));
-
-		$this->_ci->LehrverbandModel->db->group_start();
-		foreach ($query_words as $word)
-		{
-			$this->_ci->LehrverbandModel->db->group_start();
-			$this->_ci->LehrverbandModel->db->where('CONCAT(CONCAT(typ, kurzbz), \'\', semester, verband, COALESCE(gruppe,\'\')) ILIKE', "%" . $word . "%");
-			$this->_ci->LehrverbandModel->db->or_where('tbl_lehrverband.bezeichnung ILIKE', "%" . $word . "%");
-			$this->_ci->LehrverbandModel->db->group_end();
-		}
-		$this->_ci->LehrverbandModel->db->group_end();
-		$lehrverband_result = $this->_ci->LehrverbandModel->load();
+		$lehrverband_result = $this->_ci->LehrverbandModel->search($query_words);
 
 		$lehrverband_array = array();
 

application/controllers/api/frontend/v1/tempus/Config.php

@@ -0,0 +1,116 @@
+<?php
+
+if (!defined('BASEPATH'))
+	exit('No direct script access allowed');
+
+
+class Config extends FHCAPI_Controller
+{
+	private $_ci;
+
+	public function __construct()
+	{
+		parent::__construct([
+			'get' => ['admin:r', 'assistenz:r'],
+			'getHeader' => ['admin:r', 'assistenz:r'],
+			'set' => ['admin:r', 'assistenz:r'],
+		]);
+
+		// Load Phrases
+		$this->loadPhrases([
+			'ui',
+		]);
+
+		$this->_ci = &get_instance();
+		$this->_ci->load->model('ressource/Kalenderstatus_model', 'KalenderStatusModel');
+	}
+
+	public function get()
+	{
+		$this->_ci->load->model('system/Variable_model', 'VariableModel');
+
+		$config = [];
+
+		$result = $this->_ci->VariableModel->getVariables(getAuthUID(), ['ignore_kollision', 'kollision_student', 'ignore_reservierung', 'ignore_zeitsperre']);
+
+		$data = $this->getDataOrTerminateWithError($result);
+		$config['ignore_kollision'] = [
+			"type"  => "checkbox",
+			"label" => $this->p->t('ui', 'ignore_kollision'),
+			"value" => ($data['ignore_kollision'] ?? 'false') === 'true'
+
+		];
+
+		$config['kollision_student'] = [
+			"type"  => "checkbox",
+			"label" => $this->p->t('ui', 'kollision_student'),
+			"value" => ($data['kollision_student'] ?? 'false') === 'true'
+		];
+
+		$config['ignore_reservierung'] = [
+			"type"  => "checkbox",
+			"label" => $this->p->t('ui', 'ignore_reservierung'),
+			"value" => ($data['ignore_reservierung'] ?? 'false') === 'true'
+
+		];
+
+		$config['ignore_zeitsperre'] = [
+			"type"  => "checkbox",
+			"label" => $this->p->t('ui', 'ignore_zeitsperre'),
+			"value" => ($data['ignore_zeitsperre'] ?? 'false') === 'true'
+		];
+
+
+
+		$this->terminateWithSuccess($config);
+	}
+	public function getHeader()
+	{
+		$language = getUserLanguage() == 'German' ? 0 : 1;
+
+		$this->_ci->KalenderStatusModel->addSelect('*, array_to_json(bezeichnung_mehrsprachig::varchar[])->>' . $language .' AS status');
+		$this->_ci->KalenderStatusModel->addOrder('sort');
+		$this->_ci->KalenderStatusModel->db->where_not_in('status_kurzbz', array('archived', 'deleted'));
+		$visible_status = $this->_ci->KalenderStatusModel->load();
+
+		$visible_status = getData($visible_status);
+
+		$config['visible_status']['all'] = 'Alle';
+
+		foreach ($visible_status as $status)
+		{
+			$config['visible_status'][$status->status_kurzbz] = $status->status;
+		}
+
+		$this->terminateWithSuccess($config);
+	}
+
+	public function set()
+	{
+		$this->_ci->load->model('system/Variable_model', 'VariableModel');
+
+		$this->_ci->VariableModel->setVariable(
+			getAuthUID(),
+			'ignore_kollision',
+			$this->input->post('ignore_kollision') === true ? 'true' : 'false'
+		);
+		$this->_ci->VariableModel->setVariable(
+			getAuthUID(),
+			'kollision_student',
+			$this->input->post('kollision_student') === true ? 'true' : 'false'
+		);
+		$this->_ci->VariableModel->setVariable(
+			getAuthUID(),
+			'ignore_reservierung',
+			$this->input->post('ignore_reservierung') === true ? 'true' : 'false'
+		);
+		$this->_ci->VariableModel->setVariable(
+			getAuthUID(),
+			'ignore_zeitsperre',
+			$this->input->post('ignore_zeitsperre') === true ? 'true' : 'false'
+		);
+		$this->terminateWithSuccess();
+	}
+
+
+}

application/controllers/api/frontend/v1/tempus/Coursepicker.php

@@ -0,0 +1,254 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+class Coursepicker extends FHCAPI_Controller
+{
+	private $_ci;
+	public function __construct()
+	{
+		parent::__construct([
+			'search' => self::PERM_LOGGED,
+			'getByStg' => self::PERM_LOGGED
+		]);
+
+		$this->_ci = &get_instance();
+		$this->load->library('form_validation');
+
+		$this->_ci->load->model('education/lehreinheit_model', 'LehreinheitModel');
+		$this->_ci->load->model('education/Lehreinheitmitarbeiter_model', 'LehreinheitmitarbeiterModel');
+
+
+		$this->loadPhrases(['ui']);
+	}
+
+	public function search()
+	{
+		$query = $this->input->get('query');
+		if (is_null($query))
+			$this->terminateWithError($this->p->t('ui', 'ungueltigeParameter'), self::ERROR_TYPE_GENERAL);
+
+		$query_words = explode(' ', $query);
+
+		//TODO Where weiter anpassen z.B. Fachbereich
+		$this->_ci->LehreinheitModel->addSelect('tbl_lehreinheit.lehreinheit_id,
+												tbl_lehreinheit.unr,
+												tbl_lehreinheit.lvnr,
+												tbl_lehreinheit.lehrfach_id,
+												lehrfach.kurzbz AS lehrfach,
+												lehrfach.bezeichnung AS lehrfach_bez,
+												lehrfach.farbe AS lehrfach_farbe,
+												tbl_lehreinheit.lehrform_kurzbz AS lehrform,
+												lema.mitarbeiter_uid AS lektor_uid,
+												tbl_mitarbeiter.kurzbz AS lektor,
+												tbl_studiengang.studiengang_kz,
+												upper(tbl_studiengang.typ::character varying::text || tbl_studiengang.kurzbz::text) AS studiengang,
+												lvb.semester,
+												lvb.verband,
+												lvb.gruppe,
+												lvb.gruppe_kurzbz,
+												tbl_lehreinheit.raumtyp,
+												tbl_lehreinheit.raumtypalternativ,
+												tbl_lehreinheit.stundenblockung,
+												tbl_lehreinheit.wochenrythmus,
+												lema.semesterstunden,
+												lema.planstunden,
+												tbl_lehreinheit.start_kw,
+												tbl_lehreinheit.anmerkung,
+												tbl_lehreinheit.studiensemester_kurzbz');
+
+		$this->_ci->LehreinheitModel->addJoin('lehre.tbl_lehreinheitmitarbeiter lema', 'tbl_lehreinheit.lehreinheit_id = lema.lehreinheit_id');
+		$this->_ci->LehreinheitModel->addJoin('lehre.tbl_lehreinheitgruppe lvb', 'tbl_lehreinheit.lehreinheit_id = lvb.lehreinheit_id');
+		$this->_ci->LehreinheitModel->addJoin('public.tbl_studiengang', 'lvb.studiengang_kz = tbl_studiengang.studiengang_kz');
+		$this->_ci->LehreinheitModel->addJoin('lehre.tbl_lehrveranstaltung lehrfach', 'tbl_lehreinheit.lehrfach_id = lehrfach.lehrveranstaltung_id');
+		$this->_ci->LehreinheitModel->addJoin('public.tbl_mitarbeiter', 'lema.mitarbeiter_uid = tbl_mitarbeiter.mitarbeiter_uid');
+		$this->_ci->LehreinheitModel->addJoin('lehre.tbl_lehrform', 'tbl_lehrform.lehrform_kurzbz = tbl_lehreinheit.lehrform_kurzbz');
+
+		$this->_ci->MitarbeiterModel->db->group_start();
+
+		foreach ($query_words as $word)
+		{
+			$this->_ci->LehreinheitModel->db->group_start();
+			$this->_ci->LehreinheitModel->db->where('lema.mitarbeiter_uid ILIKE', "%" . $word . "%");
+			$this->_ci->LehreinheitModel->db->or_where('lvb.gruppe_kurzbz ILIKE', "%" . $word . "%");
+			$this->_ci->LehreinheitModel->db->or_where('tbl_studiengang.kurzbzlang ILIKE', "%" . $word . "%");
+			$this->_ci->LehreinheitModel->db->or_where('lvb.verband ILIKE', "%" . $word . "%");
+			$this->_ci->LehreinheitModel->db->or_where('lvb.gruppe ILIKE', "%" . $word . "%");
+			$this->_ci->LehreinheitModel->db->or_where('lehrfach.bezeichnung ILIKE', "%" . $word . "%");
+
+			if (is_numeric($word))
+			{
+				$this->_ci->LehreinheitModel->db->or_where('tbl_studiengang.studiengang_kz', $word);
+				$this->_ci->LehreinheitModel->db->or_where('lvb.semester', $word);
+			}
+			$this->_ci->LehreinheitModel->db->group_end();
+
+		}
+		$this->_ci->LehreinheitModel->db->group_end();
+		$this->_ci->LehreinheitModel->db->where('tbl_lehreinheit.studiensemester_kurzbz = \'SS2025\'');
+		$this->_ci->LehreinheitModel->db->where(array('tbl_lehrform.verplanen' => true));
+
+		$result = $this->_ci->LehreinheitModel->load();
+
+		$this->terminateWithSuccess(hasData($result) ? getData($result) : array());
+	}
+
+	public function getByStg()
+	{
+		//TODO check einbauen ob studiensemester und stg vorhanden ist
+		$stg = $this->input->get('stg');
+		$studiensemester_kurzbz = $this->input->get('studiensemester_kurzbz');
+		if (is_null($stg) || is_null($studiensemester_kurzbz))
+			$this->terminateWithError($this->p->t('ui', 'ungueltigeParameter'), self::ERROR_TYPE_GENERAL);
+
+		$this->_ci->LehreinheitModel->addSelect('
+			tbl_lehreinheit.lehreinheit_id,
+			tbl_lehreinheit.unr,
+			tbl_lehreinheit.lvnr,
+			tbl_lehreinheit.lehrfach_id,
+			lehrfach.kurzbz AS lehrfach,
+			lehrfach.bezeichnung AS lehrfach_bez,
+			lehrfach.farbe AS lehrfach_farbe,
+			tbl_lehreinheit.lehrform_kurzbz AS lehrform,
+			lema.mitarbeiter_uid AS lektor_uid,
+			ma.kurzbz AS lektor,
+			tbl_person.vorname,
+			tbl_person.nachname,
+			tbl_studiengang.studiengang_kz,
+			upper(tbl_studiengang.typ::character varying::text || tbl_studiengang.kurzbz::text) AS studiengang,
+			lvb.semester,
+			lvb.verband,
+			lvb.gruppe,
+			lvb.gruppe_kurzbz,
+			tbl_lehreinheit.raumtyp,
+			tbl_lehreinheit.raumtypalternativ,
+			tbl_lehreinheit.stundenblockung,
+			tbl_lehreinheit.wochenrythmus,
+			lema.semesterstunden,
+			lema.planstunden,
+			tbl_lehreinheit.start_kw,
+			tbl_lehreinheit.anmerkung,
+			tbl_lehreinheit.studiensemester_kurzbz
+		');
+		$this->_ci->LehreinheitModel->addJoin('lehre.tbl_lehreinheitmitarbeiter lema', 'tbl_lehreinheit.lehreinheit_id = lema.lehreinheit_id');
+		$this->_ci->LehreinheitModel->addJoin('lehre.tbl_lehreinheitgruppe lvb', 'tbl_lehreinheit.lehreinheit_id = lvb.lehreinheit_id');
+		$this->_ci->LehreinheitModel->addJoin('public.tbl_studiengang', 'lvb.studiengang_kz = tbl_studiengang.studiengang_kz');
+		$this->_ci->LehreinheitModel->addJoin('lehre.tbl_lehrveranstaltung lehrfach', 'tbl_lehreinheit.lehrfach_id = lehrfach.lehrveranstaltung_id');
+		$this->_ci->LehreinheitModel->addJoin('public.tbl_mitarbeiter ma', 'lema.mitarbeiter_uid = ma.mitarbeiter_uid');
+		$this->_ci->LehreinheitModel->addJoin('lehre.tbl_lehrform', 'tbl_lehrform.lehrform_kurzbz = tbl_lehreinheit.lehrform_kurzbz');
+		$this->_ci->LehreinheitModel->addJoin('public.tbl_benutzer', 'ma.mitarbeiter_uid = tbl_benutzer.uid');
+		$this->_ci->LehreinheitModel->addJoin('public.tbl_person', 'tbl_benutzer.person_id = tbl_person.person_id');
+
+		$result = $this->_ci->LehreinheitModel->loadWhere(array(
+			'tbl_lehrform.verplanen' => true,
+			'tbl_studiengang.studiengang_kz' => $stg,
+			'tbl_lehreinheit.studiensemester_kurzbz' => $studiensemester_kurzbz
+		));
+
+		$result = hasData($result) ? getData($result) : array();
+		$grouped = array();
+
+		foreach ($result as $row)
+		{
+			$unr = $row->unr;
+			if (!isset($grouped[$unr]))
+			{
+				$grouped[$unr] = (object)array(
+					'unr' => $row->unr,
+					'lehrfach_id' => $row->lehrfach_id,
+					'lehrfach_bez' => $row->lehrfach_bez,
+					'lehrfach_farbe' => $row->lehrfach_farbe,
+					'studiengang_kz' => $row->studiengang_kz,
+					'studiengang' => $row->studiengang,
+					'semester' => $row->semester,
+					'verband' => $row->verband,
+					'gruppe' => $row->gruppe,
+					'gruppe_kurzbz' => $row->gruppe_kurzbz,
+					'raumtyp' => $row->raumtyp,
+					'raumtypalternativ' => $row->raumtypalternativ,
+					'anmerkung' => $row->anmerkung,
+					'studiensemester_kurzbz' => $row->studiensemester_kurzbz,
+					'fachbereich_kurzbz' => isset($row->fachbereich_kurzbz) ? $row->fachbereich_kurzbz : null,
+					'lektoren' => array(),
+					'lehreinheit_id' => array(),
+					'lvnr' => array(),
+					'lehrfach' => array(),
+					'lehrform' => array(),
+					'stundenblockung' => array(),
+					'wochenrythmus' => array(),
+					'planstunden' => array(),
+					'start_kw' => array(),
+					'verplant' => array(),
+					'offenestunden' => array(),
+					'lehrverband' => array(),
+					'lem' => array(),
+					'verplant_gesamt' => 0,
+				);
+			}
+
+			$group = $grouped[$unr];
+
+			$group->lektoren[$row->lektor_uid] = (object)array(
+				'uid' => $row->lektor_uid,
+				'kurzbz' => trim($row->lektor),
+				'name' => $row->vorname . ' ' . $row->nachname,
+			);
+
+			$group->lehreinheit_id[] = $row->lehreinheit_id;
+			$group->lvnr[] = $row->lvnr;
+			$group->lehrfach[] = $row->lehrfach;
+			$group->lehrform[] = $row->lehrform;
+			$group->stundenblockung[] = $row->stundenblockung;
+			$group->wochenrythmus[] = $row->wochenrythmus;
+			$group->planstunden[] = $row->planstunden;
+			$group->start_kw[] = $row->start_kw;
+			$group->verplant[] = isset($row->verplant) ? $row->verplant : 0;
+			$group->offenestunden[] = isset($row->offenestunden) ? $row->offenestunden : 0;
+			$group->verplant_gesamt += isset($row->verplant) ? $row->verplant : 0;
+
+			$lvb = $row->studiengang . '-' . $row->semester;
+
+			if ($row->verband != '' && $row->verband != ' ' && $row->verband != '0' && $row->verband != null)
+				$lvb .= $row->verband;
+
+			if ($row->gruppe != '' && $row->gruppe != ' ' && $row->gruppe != '0' && $row->gruppe != null)
+				$lvb .= $row->gruppe;
+
+			$group->lehrverband[] = ($row->gruppe_kurzbz != '' && $row->gruppe_kurzbz != null) ? $row->gruppe_kurzbz : $lvb;
+
+			$group->lem[] = array(
+				'lehreinheit_id' => $row->lehreinheit_id,
+				'mitarbeiter_uid' => $row->lektor_uid,
+			);
+		}
+
+		foreach ($grouped as $group)
+		{
+			$group->lektoren = array_values($group->lektoren);
+			$group->lehrverband = array_values(array_unique($group->lehrverband));
+			$group->lehrfach = $this->_formatArr($group->lehrfach);
+			$group->lehrform = $this->_formatArr($group->lehrform);
+			$group->stundenblockung = $this->_formatArr($group->stundenblockung);
+			$group->wochenrythmus = $this->_formatArr($group->wochenrythmus);
+			$group->planstunden = $this->_formatArr($group->planstunden);
+			$group->start_kw = $this->_formatArr($group->start_kw);
+			$group->verplant = $this->_formatArr($group->verplant);
+			$group->offenestunden = $this->_formatArr($group->offenestunden);
+		}
+
+		$this->terminateWithSuccess(array_values($grouped));
+	}
+
+	private function _formatArr($arr)
+	{
+		$values = array_values(array_unique($arr));
+		$formatted = implode(' ', $values);
+
+		if (count($formatted) > 1)
+			$formatted .= ' ?';
+
+		return $formatted;
+	}
+
+
+}

application/controllers/api/frontend/v1/tempus/Kalender.php

@@ -0,0 +1,416 @@
+<?php
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+class Kalender extends FHCAPI_Controller
+{
+
+	private $_ci;
+	const ALLOWED_PLAN_FILTER = ['ort', 'uid', 'stg'];
+	const ALLOWED_ROOM_FILTER = ['lehreinheit_id', 'kalender_id'];
+
+	const ALLOWED_TO_UPDATE = ['start_time', 'end_time', 'ort_kurzbz'];
+	/**
+	 * Object initialization
+	 */
+	public function __construct()
+	{
+		parent::__construct([
+			'getStunden' => self::PERM_LOGGED,
+			'getPlan' => self::PERM_LOGGED,
+			'getPlanByOrt' => self::PERM_LOGGED,
+			'getRaumvorschlag' => self::PERM_LOGGED,
+			'getHistory' => 'lehre/lvplan:rw',
+			'deleteEntry' => 'lehre/lvplan:rw',
+			'syncToLecturer' => 'lehre/lvplan:rw',
+			'syncToStudent' => 'lehre/lvplan:rw',
+			'getPlanLecturer' =>'lehre/lvplan:rw',
+			'getPlanStudent' => 'lehre/lvplan:rw',
+			'getZeitwuensche' => self::PERM_LOGGED,
+			'getZeitsperren' => self::PERM_LOGGED,
+			'updateKalenderEvent' => 'lehre/lvplan:rw',
+			'addKalenderEvent' => 'lehre/lvplan:rw',
+			'addReservierung' => 'lehre/lvplan:rw',
+			'sync' => 'lehre/lvplan:rw',
+		]);
+
+		$this->_ci =& get_instance();
+
+		$this->_ci->load->library('LogLib');
+		$this->_ci->load->library('form_validation');
+		$this->_ci->load->library('KalenderLib');
+		$this->loadPhrases([
+			'ui'
+		]);
+
+
+		$this->_ci->loglib->setConfigs(array(
+			'classIndex' => 5,
+			'functionIndex' => 5,
+			'lineIndex' => 4,
+			'dbLogType' => 'API', // required
+			'dbExecuteUser' => 'RESTful API'
+		));
+	}
+
+	//------------------------------------------------------------------------------------------------------------------
+	// Public methods
+	/**
+	 * fetches Stunden layout from database
+	 * @access public
+	 *
+	 */
+	public function getStunden()
+	{
+		$this->load->model('ressource/Stunde_model', 'StundeModel');
+
+		$this->_ci->StundeModel->addOrder('stunde', 'ASC');
+		$stunden = $this->_ci->StundeModel->load();
+
+		$stunden = $this->getDataOrTerminateWithError($stunden);
+
+		$this->terminateWithSuccess($stunden);
+	}
+
+	public function getPlan()
+	{
+		$this->_ci->form_validation->set_data($_GET);
+		$this->_ci->form_validation->set_rules('start_date',"start_date","required");
+		$this->_ci->form_validation->set_rules('end_date',"end_date","required");
+
+		if($this->_ci->form_validation->run() === FALSE)
+			$this->terminateWithValidationErrors($this->_ci->form_validation->error_array());
+
+		$start_date = $this->_ci->input->get('start_date', TRUE);
+		$end_date = $this->_ci->input->get('end_date', TRUE);
+
+		$filter = $this->_checkFilter(self::ALLOWED_PLAN_FILTER);
+
+		$stundenplan_data = $this->_ci->kalenderlib->getPlanForPlanner(
+			$start_date,
+			$end_date,
+			isset($filter->ort) ? $filter->ort : null,
+			isset($filter->uid) ? $filter->uid : null,
+			isset($filter->stg) ? $filter->stg : null
+		);
+
+		$this->terminateWithSuccess($stundenplan_data);
+	}
+
+	public function getPlanStudent()
+	{
+		$this->_ci->form_validation->set_data($_GET);
+		$this->_ci->form_validation->set_rules('start_date',"start_date","required");
+		$this->_ci->form_validation->set_rules('end_date',"end_date","required");
+
+		if($this->_ci->form_validation->run() === FALSE)
+			$this->terminateWithValidationErrors($this->_ci->form_validation->error_array());
+
+		$start_date = $this->_ci->input->get('start_date', TRUE);
+		$end_date = $this->_ci->input->get('end_date', TRUE);
+
+		$stundenplan_data = $this->_ci->kalenderlib->getPlanForStudent(
+			$start_date,
+			$end_date
+		);
+
+		$this->terminateWithSuccess($stundenplan_data);
+	}
+
+	public function getPlanLecturer()
+	{
+		$this->_ci->form_validation->set_data($_GET);
+		$this->_ci->form_validation->set_rules('start_date',"start_date","required");
+		$this->_ci->form_validation->set_rules('end_date',"end_date","required");
+
+		if($this->_ci->form_validation->run() === FALSE)
+			$this->terminateWithValidationErrors($this->_ci->form_validation->error_array());
+
+		$start_date = $this->_ci->input->get('start_date', TRUE);
+		$end_date = $this->_ci->input->get('end_date', TRUE);
+
+		$stundenplan_data = $this->_ci->kalenderlib->getPlanForLecturer(
+			$start_date,
+			$end_date
+		);
+
+		$this->terminateWithSuccess($stundenplan_data);
+	}
+
+	public function getPlanByOrt($start_date = null, $end_date = null, $ort = null)
+	{
+		if (!isset($start_date) || !isset($end_date) || !isset($ort))
+		{
+			$this->_ci->form_validation->set_data($_GET);
+			$this->_ci->form_validation->set_rules('start_date',"start_date","required");
+			$this->_ci->form_validation->set_rules('end_date',"end_date","required");
+			$this->_ci->form_validation->set_rules('ort',"ort","required");
+			if($this->_ci->form_validation->run() === FALSE)
+				$this->terminateWithValidationErrors($this->_ci->form_validation->error_array());
+
+			$start_date = $this->_ci->input->get('start_date', TRUE);
+			$end_date = $this->_ci->input->get('end_date', TRUE);
+			$ort = $this->_ci->input->get('ort', TRUE);
+		}
+
+		$this->terminateWithSuccess($this->_ci->kalenderlib->getPlanByOrt($start_date, $end_date, $ort));
+	}
+
+	public function getZeitsperren()
+	{
+		$this->_ci->form_validation->set_data($_GET);
+		$this->_ci->form_validation->set_rules('start_date',"start_date","required");
+		$this->_ci->form_validation->set_rules('end_date',"end_date","required");
+		$this->_ci->form_validation->set_rules('emp',"emp","required");
+		if($this->_ci->form_validation->run() === FALSE)
+			$this->terminateWithValidationErrors($this->_ci->form_validation->error_array());
+
+		$start_date = $this->_ci->input->get('start_date', TRUE);
+		$end_date = $this->_ci->input->get('end_date', TRUE);
+		$emp = $this->_ci->input->get('emp', TRUE);
+
+		$stundenplan_data = $this->_ci->kalenderlib->getZeitsperren($start_date, $end_date, $emp);
+
+		$this->terminateWithSuccess($stundenplan_data);
+	}
+
+	public function getZeitwuensche()
+	{
+		$this->_ci->form_validation->set_data($_GET);
+		$this->_ci->form_validation->set_rules('start_date',"start_date","required");
+		$this->_ci->form_validation->set_rules('end_date',"end_date","required");
+		$this->_ci->form_validation->set_rules('emp',"emp","required");
+
+		if($this->_ci->form_validation->run() === FALSE)
+			$this->terminateWithValidationErrors($this->_ci->form_validation->error_array());
+
+		$start_date = $this->_ci->input->get('start_date', TRUE);
+		$end_date = $this->_ci->input->get('end_date', TRUE);
+		$emp = $this->_ci->input->get('emp', TRUE);
+
+		$stundenplan_data = $this->_ci->kalenderlib->getZeitwuensche($start_date, $end_date, $emp);
+
+		$this->terminateWithSuccess($stundenplan_data);
+	}
+
+	public function updateKalenderEvent()
+	{
+		$this->_ci->form_validation->set_data($_POST);
+		$this->_ci->form_validation->set_rules('kalender_id',"kalender_id","required");
+
+		if($this->_ci->form_validation->run() === FALSE)
+			$this->terminateWithValidationErrors($this->_ci->form_validation->error_array());
+
+		$updateFields = $this->_checkUpdate($this->_ci->input->post('updatedInfos', TRUE));
+		$kalender_id = $this->_ci->input->post('kalender_id', TRUE);
+
+		$result = $this->_ci->kalenderlib->updateKalenderEvent($kalender_id, $updateFields->ort_kurzbz ?? null,  $updateFields->start_time ?? null,  $updateFields->end_time ?? null);
+
+		if (isError($result))
+			$this->terminateWithError(getError($result));
+
+		$this->terminateWithSuccess('Erfolgreich');
+	}
+
+	public function getRaumvorschlag()
+	{
+		$this->_ci->form_validation->set_data($_GET);
+		$this->_ci->form_validation->set_rules('start_date',"start_date","required");
+		$this->_ci->form_validation->set_rules('end_date',"end_date","required");
+
+		if($this->_ci->form_validation->run() === FALSE)
+			$this->terminateWithValidationErrors($this->_ci->form_validation->error_array());
+
+		$start_date = $this->_ci->input->get('start_date', TRUE);
+		$end_date = $this->_ci->input->get('end_date', TRUE);
+
+		$filter = $this->_checkFilter(self::ALLOWED_ROOM_FILTER);
+
+		if (isset($filter->lehreinheit_id))
+		{
+			$result = $this->_ci->kalenderlib->getRaumvorschlagByLehreinheitID(
+				$start_date,
+				$end_date,
+				$filter->lehreinheit_id
+			);
+		}
+
+		if (isset($filter->kalender_id))
+		{
+			$result = $this->_ci->kalenderlib->getRaumvorschlagByKalenderID(
+				$start_date,
+				$end_date,
+				$filter->kalender_id
+			);
+		}
+
+		if (isError($result))
+			$this->terminateWithError(getError($result));
+
+		$this->terminateWithSuccess(getData($result));
+	}
+
+	public function getHistory()
+	{
+		$this->_ci->form_validation->set_data($_GET);
+		$this->_ci->form_validation->set_rules('kalender_id',"kalender_id","required");
+
+		if($this->_ci->form_validation->run() === FALSE)
+			$this->terminateWithValidationErrors($this->_ci->form_validation->error_array());
+
+		$kalender_id = $this->_ci->input->get('kalender_id', TRUE);
+
+		$result = $this->_ci->kalenderlib->getHistory($kalender_id);
+
+		if (isError($result))
+			$this->terminateWithError(getError($result));
+
+		$this->terminateWithSuccess(getData($result));
+	}
+
+	public function deleteEntry()
+	{
+		$this->_ci->form_validation->set_data($_POST);
+		$this->_ci->form_validation->set_rules('kalender_id', "kalender_id", "required");
+
+		if($this->_ci->form_validation->run() === FALSE)
+			$this->terminateWithValidationErrors($this->_ci->form_validation->error_array());
+
+		$kalender_id = $this->_ci->input->post('kalender_id', TRUE);
+
+		$result = $this->_ci->kalenderlib->deleteEntry($kalender_id);
+
+		if (isError($result))
+			$this->terminateWithError(getError($result));
+
+		$this->terminateWithSuccess($result);
+	}
+
+	public function sync()
+	{
+		$result = $this->_ci->kalenderlib->sync();
+		$this->terminateWithSuccess($result);
+	}
+	public function syncToLecturer()
+	{
+		$this->_ci->form_validation->set_data($_POST);
+		$this->_ci->form_validation->set_rules('kalender_id', "kalender_id", "required");
+
+		if($this->_ci->form_validation->run() === FALSE)
+			$this->terminateWithValidationErrors($this->_ci->form_validation->error_array());
+
+		$kalender_id = $this->_ci->input->post('kalender_id', TRUE);
+
+		$result = $this->_ci->kalenderlib->updateStatus($kalender_id, 'sync_preview');
+
+		if (isError($result))
+			$this->terminateWithError(getError($result));
+
+		$this->terminateWithSuccess($result);
+	}
+	public function syncToStudent()
+	{
+		$this->_ci->form_validation->set_data($_POST);
+		$this->_ci->form_validation->set_rules('kalender_id', "kalender_id", "required");
+
+		if($this->_ci->form_validation->run() === FALSE)
+			$this->terminateWithValidationErrors($this->_ci->form_validation->error_array());
+
+		$kalender_id = $this->_ci->input->post('kalender_id', TRUE);
+
+		$result = $this->_ci->kalenderlib->updateStatus($kalender_id, 'sync_live');
+
+		if (isError($result))
+			$this->terminateWithError(getError($result));
+
+		$this->terminateWithSuccess($result);
+	}
+	public function addKalenderEvent()
+	{
+		$this->_ci->form_validation->set_data($_POST);
+		$this->_ci->form_validation->set_rules('lehreinheit_id',"lehreinheit_id","required");
+		$this->_ci->form_validation->set_rules('start_date',"start_date","required");
+		$this->_ci->form_validation->set_rules('end_date',"end_date","required");
+
+		if($this->_ci->form_validation->run() === FALSE)
+			$this->terminateWithValidationErrors($this->_ci->form_validation->error_array());
+
+		$lehreinheit_id = $this->_ci->input->post('lehreinheit_id', TRUE);
+		$ort_kurzbz = $this->_ci->input->post('ort_kurzbz', TRUE);
+		$start_date = $this->_ci->input->post('start_date', TRUE);
+		$end_date = $this->_ci->input->post('end_date', TRUE);
+
+
+		$result = $this->_ci->kalenderlib->addKalenderEvent($start_date, $end_date, $lehreinheit_id, $ort_kurzbz);
+
+		if (isError($result))
+			$this->terminateWithError(getError($result));
+
+		$this->terminateWithSuccess('Erfolgreich');
+	}
+
+	public function addReservierung()
+	{
+		$this->_ci->form_validation->set_data($_POST);
+		$this->_ci->form_validation->set_rules('titel',"titel","required");
+		$this->_ci->form_validation->set_rules('beschreibung',"beschreibung","required");
+		$this->_ci->form_validation->set_rules('ort_kurzbz',"ort_kurzbz","required");
+		$this->_ci->form_validation->set_rules('start_date',"start_date","required");
+		$this->_ci->form_validation->set_rules('end_date',"end_date","required");
+
+		if($this->_ci->form_validation->run() === FALSE)
+			$this->terminateWithValidationErrors($this->_ci->form_validation->error_array());
+
+		$titel = $this->_ci->input->post('titel', TRUE);
+		$beschreibung = $this->_ci->input->post('beschreibung', TRUE);
+		$ort_kurzbz = $this->_ci->input->post('ort_kurzbz', TRUE);
+		$start_date = $this->_ci->input->post('start_date', TRUE);
+		$end_date = $this->_ci->input->post('end_date', TRUE);
+
+
+		$result = $this->_ci->kalenderlib->addReservierung($titel, $beschreibung, $ort_kurzbz, $start_date, $end_date);
+
+		if (isError($result))
+			$this->terminateWithError(getError($result));
+
+		$this->terminateWithSuccess('Erfolgreich');
+	}
+
+	private function _checkFilter($filters)
+	{
+		$filter_valid = true;
+		$filter_object = new stdClass();
+		foreach ($filters as $filter)
+		{
+			if ($this->_ci->input->get($filter))
+			{
+				$filter_valid = true;
+				$filter_object->$filter = $this->_ci->input->get($filter);
+			}
+		}
+
+		if (!$filter_valid)
+			$this->terminateWithError($this->p->t('ui', 'ungueltigeParameter'), self::ERROR_TYPE_GENERAL);
+
+		return $filter_object;
+	}
+
+	private function _checkUpdate($updateInfos)
+	{
+		$update_valid = false;
+		$update_object = new stdClass();
+		foreach (self::ALLOWED_TO_UPDATE as $filter)
+		{
+			if (isset($updateInfos[$filter]))
+			{
+				$update_valid = true;
+				$update_object->$filter = $updateInfos[$filter];
+			}
+		}
+
+		if (!$update_valid)
+			$this->terminateWithError($this->p->t('ui', 'ungueltigeParameter'), self::ERROR_TYPE_GENERAL);
+
+
+		return $update_object;
+	}
+}

application/controllers/api/frontend/v1/tempus/Reservierung.php

@@ -0,0 +1,231 @@
+<?php
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+class Reservierung extends FHCAPI_Controller
+{
+	private $_ci;
+
+	/**
+	 * Object initialization
+	 */
+	public function __construct()
+	{
+		parent::__construct([
+			'addReservierung' => 'lehre/lvplan:rw',
+			'getRollen' => 'lehre/lvplan:rw',
+			'getInformation' => 'lehre/lvplan:rw',
+			'getLektor' => 'lehre/lvplan:rw',
+			'searchGroup' => 'lehre/lvplan:rw',
+		]);
+
+		$this->_ci =& get_instance();
+
+		$this->_ci->load->library('LogLib');
+		$this->_ci->load->library('form_validation');
+		$this->_ci->load->library('KalenderLib');
+
+		$this->_ci->load->model('ressource/Ort_model', 'OrtModel');
+		$this->_ci->load->model('ressource/Kalender_Event_Rolle_model', 'KalenderEventRolleModel');
+		$this->_ci->load->model('organisation/Studiengang_model', 'StudiengangModel');
+		$this->_ci->load->model('organisation/Studiensemester_model', 'StudiensemesterModel');
+		$this->_ci->load->model('organisation/gruppe_model', 'GruppeModel');
+
+
+		$this->loadPhrases([
+			'ui'
+		]);
+	}
+
+	//------------------------------------------------------------------------------------------------------------------
+	// Public methods
+
+	public function getInformation()
+	{
+		$return_array = array('berechtigt' => false, 'studiengaenge' => []);
+
+		$this->_ci->OrtModel->db->join("
+					(select ort,standort_id,strasse, plz
+					FROM public.tbl_standort
+					LEFT JOIN public.tbl_adresse USING(adresse_id)
+				) standort", "standort_id", "LEFT", false);
+
+		$raeume = $this->_ci->OrtModel->loadWhere(array('aktiv' => true, 'reservieren' => true));
+		$return_array['raeume'] = hasData($raeume) ? getData($raeume) : [];
+
+		if (!$this->_ci->permissionlib->isBerechtigt('lehre/reservierung'))
+			$this->terminateWithSuccess($return_array);
+
+		$stg_berechtigungen = $this->_ci->permissionlib->getSTG_isEntitledFor('lehre/reservierung');
+		if (isEmptyArray($stg_berechtigungen))
+			$this->terminateWithSuccess($return_array);
+
+		$this->_ci->StudiengangModel->addSelect('studiengang_kz, UPPER(CONCAT(typ, kurzbz)) as kuerzel, kurzbzlang');
+		$this->_ci->StudiengangModel->addOrder('typ, kurzbz');
+		$this->_ci->StudiengangModel->db->where_in('studiengang_kz', $stg_berechtigungen);
+		$studiengaenge = $this->_ci->StudiengangModel->loadWhere(array('aktiv' => true));
+
+		if (isError($studiengaenge))
+			$this->terminateWithError($studiengaenge);
+		$language = getUserLanguage() == 'German' ? 0 : 1;
+		$this->_ci->KalenderEventRolleModel->addOrder('sort');
+		$this->_ci->KalenderEventRolleModel->addSelect('rolle_kurzbz, array_to_json(bezeichnung_mehrsprachig::varchar[])->>'. $language. ' as bezeichnung');
+
+		$rollen = $this->_ci->KalenderEventRolleModel->load();
+
+		$this->_ci->StudiensemesterModel->addOrder('start', 'DESC');
+		$studiensemester = $this->_ci->StudiensemesterModel->load();
+
+		$return_array['studiengaenge'] = hasData($studiengaenge) ? getData($studiengaenge) : [];
+		$return_array['berechtigt'] = true;
+		$return_array['rollen'] = hasData($rollen) ? getData($rollen) : [];
+		$return_array['studiensemester'] = hasData($studiensemester) ? getData($studiensemester) : [];
+
+
+		$this->terminateWithSuccess($return_array);
+	}
+	public function getRaeume()
+	{
+
+		$this->_ci->OrtModel->db->join("
+					(select ort,standort_id,strasse, plz
+					FROM public.tbl_standort
+					LEFT JOIN public.tbl_adresse USING(adresse_id)
+				) standort", "standort_id", "LEFT", false);
+
+		$result = $this->_ci->OrtModel->loadWhere(array('aktiv' => true, 'reservieren' => true));
+
+		$this->terminateWithSuccess(hasData($result) ? getData($result) : []);
+	}
+
+	public function searchGroup()
+	{
+		$query = $this->input->get('query');
+		if (is_null($query))
+			$this->terminateWithError($this->_ci->p->t('ui', 'ungueltigeParameter'), self::ERROR_TYPE_GENERAL);
+
+		$stg_berechtigungen = $this->_ci->permissionlib->getSTG_isEntitledFor('lehre/reservierung');
+
+		if (isEmptyArray($stg_berechtigungen))
+			$this->terminateWithSuccess([]);
+
+
+		$query_words = explode(' ', urldecode($query));
+
+		$gruppen_result = $this->_ci->GruppeModel->search($query_words);
+
+		if (isError($gruppen_result))
+			$this->terminateWithError(getError($gruppen_result), self::ERROR_TYPE_GENERAL);
+
+		$gruppen_array = array();
+
+		if (hasData($gruppen_result))
+			$gruppen_array = getData($gruppen_result);
+
+		$lehrverband_result = $this->_ci->LehrverbandModel->search($query_words);
+
+		$lehrverband_array = array();
+
+		if (isError($lehrverband_result))
+			$this->terminateWithError(getError($lehrverband_result), self::ERROR_TYPE_GENERAL);
+
+		if (hasData($lehrverband_result))
+			$lehrverband_array = getData($lehrverband_result);
+
+		$all_gruppen = array_merge($gruppen_array, $lehrverband_array);
+
+		$gefilterte_gruppen = array_filter($all_gruppen, function($gruppe) use ($stg_berechtigungen)
+		{
+			return in_array($gruppe->studiengang_kz, $stg_berechtigungen);
+		});
+
+		$this->terminateWithSuccess($gefilterte_gruppen);
+	}
+
+	public function getRollen()
+	{
+		$language = getUserLanguage() == 'German' ? 0 : 1;
+
+		$this->_ci->KalenderEventRolleModel->addOrder('sort');
+		$this->_ci->KalenderEventRolleModel->addSelect('rolle_kurzbz, array_to_json(bezeichnung_mehrsprachig::varchar[])->>'. $language. ' as bezeichnung');
+
+		$result = $this->_ci->KalenderEventRolleModel->load();
+
+		$this->terminateWithSuccess(hasData($result) ? getData($result) : []);
+	}
+	public function addReservierung()
+	{
+
+		$this->_ci->form_validation->set_data($_POST);
+		$this->_ci->form_validation->set_rules('titel',"titel","required");
+		$this->_ci->form_validation->set_rules('beschreibung',"beschreibung","required");
+		$this->_ci->form_validation->set_rules('ort_kurzbz',"ort_kurzbz","required");
+		$this->_ci->form_validation->set_rules('start_date',"start_date","required");
+		$this->_ci->form_validation->set_rules('end_date',"end_date","required");
+
+
+		if($this->_ci->form_validation->run() === FALSE)
+			$this->terminateWithValidationErrors($this->_ci->form_validation->error_array());
+
+		$titel = $this->_ci->input->post('titel', TRUE);
+		$beschreibung = $this->_ci->input->post('beschreibung', TRUE);
+		$ort_kurzbz = $this->_ci->input->post('ort_kurzbz', TRUE);
+		$start_date = $this->_ci->input->post('start_date', TRUE);
+		$end_date = $this->_ci->input->post('end_date', TRUE);
+		$teilnehmer = $this->_ci->input->post('teilnehmer', TRUE);
+		$specialGroups = $this->_ci->input->post('specialGroups', TRUE);
+		$specialFinalGroups = $this->_ci->input->post('specialFinalGroups', TRUE);
+		$groups = $this->_ci->input->post('groups', TRUE);
+
+		if ($this->_ci->permissionlib->isBerechtigt('lehre/reservierung'))
+		{
+			if (empty($teilnehmer) || !is_array($teilnehmer))
+			{
+				$teilnehmer[] = array('uid' => getAuthUID(), 'rolle' => 'organisator');
+			}
+		}
+		else
+			$teilnehmer[] = array('uid' => getAuthUID(), 'rolle' => 'organisator');
+
+
+		$result = $this->_ci->kalenderlib->addReservierung($titel, $beschreibung, $ort_kurzbz, $start_date, $end_date, $teilnehmer, $specialFinalGroups, $specialGroups, $groups);
+
+
+		if (isError($result))
+			$this->terminateWithError(getError($result));
+
+		$this->terminateWithSuccess('Erfolgreich');
+	}
+
+
+	public function getLektor()
+	{
+		$query = $this->input->get('query');
+
+		if (is_null($query))
+			$this->terminateWithError($this->p->t('ui', 'ungueltigeParameter'), self::ERROR_TYPE_GENERAL);
+
+		$query_words = explode(' ', $query);
+
+		$this->_ci->MitarbeiterModel->addSelect('uid, person_id, vorname, nachname');
+		$this->_ci->MitarbeiterModel->addJoin('public.tbl_benutzer', 'uid = mitarbeiter_uid');
+		$this->_ci->MitarbeiterModel->addJoin('public.tbl_person', 'person_id');
+
+		$this->_ci->MitarbeiterModel->db->where('public.tbl_benutzer.aktiv', true);
+
+		$this->_ci->MitarbeiterModel->db->group_start();
+		foreach ($query_words as $word)
+		{
+			$this->_ci->MitarbeiterModel->db->group_start();
+			$this->_ci->MitarbeiterModel->db->where('tbl_person.vorname ILIKE', "%" . $word . "%");
+			$this->_ci->MitarbeiterModel->db->or_where('tbl_person.nachname ILIKE', "%" . $word . "%");
+			$this->_ci->MitarbeiterModel->db->or_where('uid ILIKE', "%" . $word . "%");
+			$this->_ci->MitarbeiterModel->db->group_end();
+		}
+		$this->_ci->MitarbeiterModel->db->group_end();
+		$this->_ci->MitarbeiterModel->addOrder('nachname');
+		$this->_ci->MitarbeiterModel->addOrder('vorname');
+		$result = $this->_ci->MitarbeiterModel->load();
+		$this->terminateWithSuccess(hasData($result) ? getData($result) : array());
+	}
+
+}

application/controllers/jobs/TempusJob.php

@@ -0,0 +1,27 @@
+<?php
+
+if (!defined("BASEPATH")) exit("No direct script access allowed");
+
+class TempusJob extends JOB_Controller
+{
+	private $_ci;
+
+	public function __construct()
+	{
+		parent::__construct();
+
+		$this->_ci =& get_instance();
+
+		$this->_ci->load->helper('hlp_sancho_helper');
+		$this->_ci->load->library('KalenderLib');
+	}
+
+
+	public function sync()
+	{
+		$this->_ci->logInfo('Start job FHC-Core->Tempus->sync');
+		$this->_ci->kalenderlib->sync();
+		$this->_ci->logInfo('End job FHC-Core->Tempus->sync');
+	}
+
+}

application/controllers/system/MigrateKalender.php

@@ -0,0 +1,562 @@
+<?php
+/*
+ * Job zur einmaligen Migration des Stundenplans
+ *
+ * Aufruf
+ * php index.ci.php system/MigrateKalender
+ */
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+class MigrateKalender extends Auth_Controller
+{
+
+	/**
+	 * Constructor
+	 */
+	public function __construct()
+	{
+		parent::__construct(array(
+			'migrateStundenplan' => ['admin:rw'],
+			'migrateReservierung' => ['admin:rw'],
+		));
+		$this->load->model('ressource/Kalender_model', 'KalenderModel');
+		$this->load->model('ressource/Kalender_Lehreinheit_model', 'KalenderLehreinheitModel');
+		$this->load->model('ressource/Kalender_Ort_model', 'KalenderOrtModel');
+		$this->load->model('ressource/Stundenplandev_Kalender_model', 'SyncModel');
+		$this->load->model('ressource/Reservierung_Kalender_model', 'SyncReservierungModel');
+		$this->load->model('ressource/Kalender_Event_Teilnehmer_model', 'KalenderEventTeilnehmerModel');
+		$this->load->model('ressource/Kalender_Event_model', 'KalenderEventModel');
+		$this->load->model('organisation/Studiensemester_model', 'StudiensemesterModel');
+		$this->load->model('person/Benutzer_model', 'BenutzerModel');
+	}
+
+	/**
+	 * Everything has a beginning
+	 */
+	public function migrateStundenplan($von = null, $bis = null, $studiengang_kz = null)
+	{
+		$db = new DB_Model();
+
+		$stpldevsql = '
+			WITH eindeutige_stunden AS (
+				SELECT DISTINCT unr, datum, stunde
+				FROM lehre.tbl_stundenplandev
+				WHERE datum >= ? AND datum <= ?';
+
+		$params = [$von, $bis];
+
+		if (!is_null($studiengang_kz))
+		{
+			$stpldevsql .= ' AND studiengang_kz = ?';
+
+			$params[] = $studiengang_kz;
+		}
+
+		$stpldevsql .= '),
+			
+			block_keys AS (
+				SELECT
+					unr,
+					datum,
+					stunde,
+					stunde - ROW_NUMBER() OVER (PARTITION BY unr, datum ORDER BY stunde) AS block_nr
+				FROM eindeutige_stunden
+			),
+			blocks AS (
+				SELECT
+					bk.unr,
+					bk.datum,
+					bk.block_nr,
+					MIN(bk.stunde) AS stunde_von,
+					MAX(bk.stunde) AS stunde_bis,
+					MIN(sp.lehreinheit_id) AS lehreinheit_id,
+					MIN(sp.ort_kurzbz) AS ort_kurzbz,
+					array_agg(sp.stundenplandev_id ORDER BY bk.stunde) AS stundenplandev_ids,
+					MIN(sp.insertamum) AS insertamum,
+					(array_agg(sp.insertvon ORDER BY sp.insertamum ASC))[1] AS insertvon,
+					MAX(sp.updateamum) AS updateamum,
+					(array_agg(sp.updatevon ORDER BY sp.updateamum DESC))[1] AS updatevon
+				FROM block_keys bk JOIN lehre.tbl_stundenplandev sp ON sp.unr = bk.unr AND sp.datum = bk.datum AND sp.stunde = bk.stunde
+				WHERE sp.datum >= ? AND sp.datum <= ?
+				GROUP BY bk.unr, bk.datum, bk.block_nr
+			)
+			SELECT
+				b.stundenplandev_ids,
+				b.unr,
+				b.datum,
+				b.block_nr,
+				b.lehreinheit_id,
+				b.ort_kurzbz,
+				b.datum + stundevon.beginn AS von,
+				b.datum + stundebis.ende AS bis,
+				b.insertamum,
+				b.insertvon,
+				b.updateamum,
+				b.updatevon
+			FROM blocks b
+				JOIN lehre.tbl_stunde stundevon ON stundevon.stunde = b.stunde_von
+				JOIN lehre.tbl_stunde stundebis ON stundebis.stunde = b.stunde_bis
+			ORDER BY b.datum, b.unr, b.block_nr;';
+
+		array_push($params, $von, $bis);
+		$stpldev = $db->execReadOnlyQuery($stpldevsql, $params);
+
+		if (hasData($stpldev))
+		{
+			// Pruefen ob der Eintrag schon in Sync Tabelle vorhanden ist
+			// Wenn neuere Änderungen vorhanden dann Update
+			// Wenn keine Änderungen seit leztem Sync dann Ueberspringen
+			// Wenn noch nicht vorhanden neu anlegen
+			// Danach ggf pruefen welceh Eintraege in der zwischenzeit geloescht wurden und
+			// in der neuen Tabelle auch archivieren oder loeschen
+
+			$data = getData($stpldev);
+			foreach($data as $block)
+			{
+				$ids = is_array($block->stundenplandev_ids) ? $block->stundenplandev_ids : explode(',', $block->stundenplandev_ids);
+				/*$ids = array_map('intval', $ids);*/
+
+				$this->SyncModel->db->where('stundenplandev_id IN (' . implode(',', $ids) . ')');
+				$sync_result = $this->SyncModel->load();
+
+				if (!hasData($sync_result))
+				{
+					$kalender_id = $this->_insertKalender($block, 'lehreinheit');
+					if ($kalender_id)
+					{
+						$this->_insertSync($block->stundenplandev_ids, $kalender_id);
+					}
+				}
+				else
+				{
+					$syncData = getData($sync_result);
+					$kalender_id = $syncData[0]->kalender_id;
+					$last_sync = $syncData[0]->lastupdate;
+					$synced_ids = array_column($syncData, 'stundenplandev_id');
+
+					if ($block->updateamum > $last_sync)
+					{
+						$this->_updateKalender($kalender_id, $block);
+						$this->_updateSync($synced_ids, $kalender_id);
+					}
+
+					$fehlende = array_diff($block->stundenplandev_ids, $synced_ids);
+					if (!empty($fehlende))
+					{
+						$this->_insertSync($fehlende, $kalender_id);
+					}
+				}
+				/*if(hasData($SyncResult))
+				{
+					//bereits vorhanden
+					// TODO Update
+				}
+				else
+				{
+					// Neuen Eintrag anlegen
+
+					$von = $rowstpl->datum.' '.$rowstpl->beginn;
+					$bis = $rowstpl->datum.' '.$rowstpl->ende;
+					$typ = 'lehreinheit';
+					$status = 'live';
+					$insertamum = $rowstpl->insertamum;
+					$insertvon = $rowstpl->insertvon;
+					$updateamum = $rowstpl->updateamum;
+					$updatevon = $rowstpl->updatevon;
+
+					$resultKalenderInsert = $this->KalenderModel->insert(
+						array(
+							'von' => $von,
+							'bis' => $bis,
+							'typ' => $typ,
+							'status_kurzbz' => $status,
+							'vorgaenger_kalender_id' => null,
+							'insertamum' => $insertamum,
+							'insertvon' => $insertvon,
+							'updateamum' => $updateamum,
+							'updatevon' => $updatevon
+						)
+					);
+
+					if(isSuccess($resultKalenderInsert))
+					{
+						$kalender_id = getData($resultKalenderInsert);
+
+						$resultKalenderInsert = $this->KalenderLehreinheitModel->insert(
+							array(
+								'kalender_id' => $kalender_id,
+								'lehreinheit_id' => $rowstpl->lehreinheit_id,
+							)
+						);
+
+						$resultKalenderInsert = $this->KalenderOrtModel->insert(
+							array(
+								'kalender_id' => $kalender_id,
+								'ort_kurzbz' => $rowstpl->ort_kurzbz,
+							)
+						);
+
+						$resultSyncInsert = $this->SyncModel->insert(
+							array(
+								'stundenplandev_id' => $rowstpl->stundenplandev_id,
+								'kalender_id' => $kalender_id,
+								'lastupdate' => date('Y-m-d H:i:s')
+							)
+						);
+
+					}
+				}*/
+			}
+		}
+	}
+
+	public function migrateReservierung($von = null, $bis = null, $ort_kurzbz = null)
+	{
+		$db = new DB_Model();
+
+		$qry = "WITH eindeutige_stunden AS (
+					SELECT DISTINCT titel, beschreibung, datum, stunde
+					FROM campus.tbl_reservierung
+					WHERE datum >= ? AND datum <= ?";
+
+		$params = array($von, $bis);
+
+		if (!is_null($ort_kurzbz))
+		{
+			$qry .= " AND ort_kurzbz = ?";
+			$params[] = $ort_kurzbz;
+		}
+
+		$qry .=	"),
+					 block_keys AS (
+						 SELECT
+							 titel, beschreibung, datum, stunde,
+							 stunde - ROW_NUMBER() OVER (PARTITION BY titel, beschreibung, datum ORDER BY stunde) AS block_nr
+						 FROM eindeutige_stunden
+					 ),
+					 blocks AS (
+						 SELECT
+							 bk.titel,
+							 bk.beschreibung,
+							 bk.datum,
+							 bk.block_nr,
+							 MIN(bk.stunde) AS stunde_von,
+							 MAX(bk.stunde) AS stunde_bis,
+							 array_agg(DISTINCT r.reservierung_id::text) AS reservierung_ids,
+							 array_agg(DISTINCT r.uid) AS uids,
+							 array_agg(DISTINCT r.gruppe_kurzbz) AS gruppen_kurzbz,
+							 array_agg(DISTINCT ROW(r.semester, r.verband, r.gruppe)::text) AS svg_kombis,
+							 MIN(r.ort_kurzbz) AS ort_kurzbz,
+							 MIN(r.studiengang_kz) AS studiengang_kz,
+							 MIN(r.veranstaltung_id) AS veranstaltung_id,
+							 MIN(r.reservierung_id) AS reservierung_id,
+							 MAX(r.insertamum) AS insertamum,
+							 (array_agg(r.insertvon ORDER BY r.insertamum ASC))[1] AS insertvon
+						 FROM block_keys bk
+								  JOIN campus.tbl_reservierung r
+									   ON r.titel = bk.titel AND r.beschreibung = bk.beschreibung AND r.datum = bk.datum AND r.stunde = bk.stunde
+						 WHERE r.datum >= ? AND r.datum <= ?
+						 GROUP BY bk.titel, bk.beschreibung, bk.datum, bk.block_nr
+					 )
+				SELECT
+					b.*,
+					(b.datum + s_von.beginn) AS von,
+					(b.datum + s_bis.ende)   AS bis
+				FROM blocks b
+						 JOIN lehre.tbl_stunde s_von ON s_von.stunde = b.stunde_von
+						 JOIN lehre.tbl_stunde s_bis ON s_bis.stunde = b.stunde_bis
+				ORDER BY b.reservierung_id DESC;";
+		/*$qry = "WITH per_stunde AS (
+					SELECT
+						datum,
+						titel,
+						beschreibung, ort_kurzbz, studiengang_kz, stunde,
+						veranstaltung_id,
+						array_agg(DISTINCT uid) AS uids,
+						array_agg(DISTINCT reservierung_id::text) AS reservierung_ids,
+						array_agg(DISTINCT ROW(semester, verband, gruppe)::text) AS svg_kombis,
+						array_agg(DISTINCT gruppe_kurzbz) AS gruppen_kurzbz,
+						MIN(reservierung_id) AS reservierung_id,
+						MAX(insertamum) AS insertamum,
+						MAX(insertvon) AS insertvon
+					FROM campus.tbl_reservierung
+					WHERE datum >= ? AND datum <= ?
+					GROUP BY datum, titel, beschreibung, ort_kurzbz, studiengang_kz, stunde, veranstaltung_id
+				),
+				numbered AS (
+					SELECT
+						per_stunde.*,
+						stunde - ROW_NUMBER() OVER (PARTITION BY datum, titel, beschreibung, ort_kurzbz, studiengang_kz, veranstaltung_id ORDER BY stunde) AS grp
+					FROM per_stunde
+				),
+				grouped AS (
+					SELECT
+						MIN(reservierung_id) AS reservierung_id,
+						ort_kurzbz, studiengang_kz, datum,
+						MIN(stunde) AS stunde_von,
+						MAX(stunde) AS stunde_bis,
+						titel, beschreibung,
+						array_agg(DISTINCT gruppe_kurzbz_elem) AS gruppen_kurzbz,
+						array_agg(DISTINCT uid_elem) AS uids,
+						array_agg(DISTINCT res_id) AS reservierung_ids,
+						array_agg(DISTINCT svg_elem) AS svg_kombis,
+						veranstaltung_id,
+						MAX(insertamum) AS insertamum,
+						MAX(insertvon) AS insertvon
+					FROM numbered,
+						unnest(uids) AS uid_elem,
+						unnest(reservierung_ids) AS res_id,
+						unnest(gruppen_kurzbz) AS gruppe_kurzbz_elem,
+						unnest(svg_kombis) AS svg_elem
+					GROUP BY datum, titel, beschreibung, ort_kurzbz, studiengang_kz, veranstaltung_id, grp
+				)
+				SELECT
+					grouped.*,
+					(datum + s_von.beginn) AS von,
+					(datum + s_bis.ende) AS bis
+				FROM grouped
+					JOIN lehre.tbl_stunde s_von ON s_von.stunde = grouped.stunde_von
+					JOIN lehre.tbl_stunde s_bis ON s_bis.stunde = grouped.stunde_bis
+				ORDER BY grouped.reservierung_id DESC";*/
+
+		array_push($params, $von, $bis);
+		$reservierung_data = $db->execReadOnlyQuery($qry, $params);
+
+
+		if (hasData($reservierung_data))
+		{
+			$data = getData($reservierung_data);
+
+			foreach($data as $block)
+			{
+
+				$ids = is_array($block->reservierung_ids) ? $block->reservierung_ids : explode(',', $block->reservierung_ids);
+
+				$this->SyncReservierungModel->db->where('reservierung_id IN (' . implode(',', $ids) . ')');
+				$sync_result = $this->SyncReservierungModel->load();
+
+				if (!hasData($sync_result))
+				{
+					$kalender_id = $this->_insertKalender($block, 'reservierung');
+					if ($kalender_id)
+					{
+						$this->_insertReservierungSync($block->reservierung_ids, $kalender_id);
+					}
+				}
+				else
+				{
+					$syncData = getData($sync_result);
+					$kalender_id = $syncData[0]->kalender_id;
+					$last_sync = $syncData[0]->lastupdate;
+					$synced_ids = array_column($syncData, 'reservierung_id');
+
+					if ($block->insertamum > $last_sync)
+					{
+						$this->_updateKalender($kalender_id, $block);
+						$this->_updateReservierungSync($synced_ids, $kalender_id);
+					}
+
+					$fehlende = array_diff($block->reservierung_ids, $synced_ids);
+					if (!empty($fehlende))
+					{
+						$this->_insertReservierungSync($fehlende, $kalender_id);
+					}
+				}
+			}
+		}
+	}
+
+
+	private function _insertKalender($block, $typ)
+	{
+		$result = $this->KalenderModel->insert(
+			array (
+				'von' => $block->von,
+				'bis' => $block->bis,
+				'typ' => $typ,
+				'status_kurzbz'=> 'live',
+				'insertamum' => $block->insertamum,
+				'insertvon' => $block->insertvon,
+				'updateamum' => $block->updateamum ?? null,
+				'updatevon' => $block->updatevon ?? null
+			)
+		);
+		if(!isSuccess($result))
+			return null;
+
+		$kalender_id = getData($result);
+
+		if ($typ === 'lehreinheit')
+		{
+			$this->KalenderLehreinheitModel->insert(
+				array (
+					'kalender_id' => $kalender_id,
+					'lehreinheit_id'=> $block->lehreinheit_id
+				)
+			);
+		}
+		else if ($typ === 'reservierung')
+		{
+			$this->KalenderEventModel->insert(array(
+				'kalender_id' => $kalender_id,
+				'titel' => $block->titel,
+				'beschreibung' => $block->beschreibung
+			));
+
+
+			if ($block->insertvon)
+			{
+				$user = $this->BenutzerModel->load(array('uid' => $block->insertvon));
+
+				if (hasData($user))
+				{
+					$this->KalenderEventTeilnehmerModel->insert(array(
+						'kalender_id' => $kalender_id,
+						'uid' => getData($user)[0]->uid,
+						'rolle_kurzbz' => 'organisator'
+					));
+				}
+			}
+
+			$uids = is_array($block->uids) ? $block->uids : explode(',', $block->uids);
+			foreach ($uids as $uid)
+			{
+				$this->KalenderEventTeilnehmerModel->insert(array(
+					'kalender_id' => $kalender_id,
+					'uid' => $uid,
+					'rolle_kurzbz' => 'teilnehmer'
+				));
+			}
+
+			$semester_range = $this->StudiensemesterModel->getByDateRange($block->von, $block->bis);
+			if (isError($semester_range)) return $semester_range;
+			$studiensemester_kurzbz = getData($semester_range)[0]->studiensemester_kurzbz ?? null;
+
+			$gruppen = is_array($block->gruppen_kurzbz) ? $block->gruppen_kurzbz : explode(',', $block->gruppen_kurzbz ?? '');
+
+			foreach ($gruppen as $gruppe_kurzbz)
+			{
+				$gruppe_kurzbz = trim($gruppe_kurzbz);
+				if (!empty($gruppe_kurzbz))
+				{
+					$this->KalenderEventTeilnehmerModel->insert(array(
+						'kalender_id' => $kalender_id,
+						'gruppe_kurzbz' => $gruppe_kurzbz,
+						'studiengang_kz' => $block->studiengang_kz,
+						'studiensemester_kurzbz' => $studiensemester_kurzbz,
+						'rolle_kurzbz' => 'teilnehmer'
+					));
+				}
+			}
+
+			foreach ($block->svg_kombis as $kombi_str)
+			{
+				$kombi_str = trim($kombi_str, '()');
+				list($sem, $verb, $grp) = explode(',', $kombi_str);
+
+				$sem = trim($sem) === '' ? null : trim($sem);
+				$verb = trim($verb) === '' ? null : trim($verb);
+				$grp = trim($grp) === '' ? null : trim($grp);
+
+				if (is_null($sem) && is_null($verb) && is_null($grp))
+					continue;
+
+				$this->KalenderEventTeilnehmerModel->insert(array(
+					'kalender_id' => $kalender_id,
+					'studiengang_kz' => $block->studiengang_kz,
+					'semester' => $sem,
+					'verband' => $verb,
+					'gruppe' => $grp,
+					'studiensemester_kurzbz' => $studiensemester_kurzbz,
+					'rolle_kurzbz' => 'teilnehmer'
+				));
+			}
+		}
+
+
+		$this->KalenderOrtModel->insert(
+			array (
+				'kalender_id' => $kalender_id,
+				'ort_kurzbz' => $block->ort_kurzbz
+			)
+		);
+
+		return $kalender_id;
+	}
+
+	private function _insertSync($ids, $kalender_id)
+	{
+		foreach($ids as $id)
+		{
+			$this->SyncModel->insert(
+				array (
+					'stundenplandev_id' => $id,
+					'kalender_id' => $kalender_id,
+					'lastupdate' => date('Y-m-d H:i:s')
+				)
+			);
+		}
+	}
+	private function _insertReservierungSync($ids, $kalender_id)
+	{
+
+		foreach($ids as $id)
+		{
+			$this->SyncReservierungModel->insert(
+				array (
+					'reservierung_id' => $id,
+					'kalender_id' => $kalender_id,
+					'lastupdate' => date('Y-m-d H:i:s')
+				)
+			);
+		}
+	}
+
+	private function _updateKalender($kalender_id, $block)
+	{
+		$this->KalenderModel->update(
+			array (
+				'kalender_id' => $kalender_id
+			),
+			array (
+				'von' => $block->von,
+				'bis' => $block->bis,
+				'updateamum'=> $block->updateamum,
+				'updatevon' => $block->updatevon
+			)
+		);
+	}
+
+	private function _updateSync($ids, $kalender_id)
+	{
+		foreach($ids as $id)
+		{
+			$this->SyncModel->update(
+				array (
+					'stundenplandev_id' => $id,
+					'kalender_id' => $kalender_id
+				),
+				array (
+					'lastupdate' => date('Y-m-d H:i:s')
+				)
+			);
+		}
+	}
+
+	private function _updateReservierungSync($ids, $kalender_id)
+	{
+		foreach($ids as $id)
+		{
+			$this->SyncReservierungModel->update(
+				array (
+					'reservierung_id' => $id,
+					'kalender_id' => $kalender_id
+				),
+				array (
+					'lastupdate' => date('Y-m-d H:i:s')
+				)
+			);
+		}
+	}
+}

application/core/ICollisionCheck.php

@@ -0,0 +1,10 @@
+<?php
+interface ICollisionCheck
+{
+	public function getName();
+
+	public function check($data);
+
+	public function checkAll($kalender_ids);
+
+}

application/libraries/CollisionChecker.php

@@ -0,0 +1,65 @@
+<?php
+
+defined('BASEPATH') || exit('No direct script access allowed');
+
+use CI3_Events as Events;
+
+class CollisionChecker
+{
+	private $_checks = [];
+
+	private $_ci;
+
+	public function __construct()
+	{
+		$this->_ci =& get_instance();
+
+		$this->_ci->load->library('collision/checks/RoomCollisionCheck');
+		$this->_ci->load->library('collision/checks/LectureCollisionCheck');
+		$this->_ci->load->library('collision/checks/VerbandCollisionCheck');
+		$this->_ci->load->library('collision/checks/StudentCollisionCheck');
+		$this->register($this->_ci->roomcollisioncheck);
+		$this->register($this->_ci->lecturecollisioncheck);
+		$this->register($this->_ci->verbandcollisioncheck);
+		$this->register($this->_ci->studentcollisioncheck);
+		Events::trigger('collision_register', $this);
+	}
+
+	public function register(ICollisionCheck $check)
+	{
+		$this->_checks[$check->getName()] = $check;
+	}
+
+	public function run($data)
+	{
+		$errors = [];
+
+		foreach ($this->_checks as $check)
+		{
+			$result = $check->check($data);
+
+			if (!empty($result))
+			{
+				$errors[] = $result;
+			}
+		}
+
+		return $errors;
+	}
+
+	public function runAll($kalender_ids)
+	{
+		$results = array_fill_keys($kalender_ids, []);
+
+		foreach ($this->_checks as $check)
+		{
+			$batchResult = $check->checkAll($kalender_ids);
+			foreach ($batchResult as $kalender_id => $errors)
+			{
+				$results[$kalender_id] = array_merge($results[$kalender_id], $errors);
+			}
+		}
+
+		return $results;
+	}
+}

application/libraries/KalenderNotificationLib.php

@@ -0,0 +1,170 @@
+<?php
+
+if (! defined("BASEPATH")) exit("No direct script access allowed");
+
+class KalenderNotificationLib
+{
+	private $_ci;
+	public function __construct()
+	{
+		$this->_ci =& get_instance();
+		$this->_ci->load->library('MailLib');
+		$this->_ci->load->config('tempus');
+
+	}
+
+	public function sendMails($mail_infos)
+	{
+		if (!$this->_ci->config->item('send_update_mails'))
+			return true;
+
+		$lektor_added = array();
+		$lektor_changed = array();
+		$lektor_deleted = array();
+
+		$student_added = array();
+		$student_changed = array();
+		$student_deleted = array();
+
+		foreach ($mail_infos as $info)
+		{
+			$entry = $info['entry'];
+			$new_status = $info['new_status'];
+			$notify = $info['notify'];
+
+			$old_entry = null;
+			if ($entry->vorgaenger_kalender_id)
+			{
+				$this->_ci->KalenderModel->addJoin('lehre.tbl_kalender_ort', 'tbl_kalender.kalender_id = tbl_kalender_ort.kalender_id', 'LEFT');
+				$vorgaenger = $this->_ci->KalenderModel->load(array('tbl_kalender.kalender_id' => $entry->vorgaenger_kalender_id));
+				if (hasData($vorgaenger))
+					$old_entry = getData($vorgaenger)[0];
+			}
+
+			if ($new_status === 'deleted')
+				$row = $this->_buildMailDeleted($entry);
+			else if ($old_entry)
+				$row = $this->_buildMailChanged($old_entry, $entry);
+			else
+				$row = $this->_buildMailNew($entry);
+
+			if (in_array('lektor', $notify))
+			{
+				if ($new_status === 'deleted')
+					$lektor_deleted[] = $row;
+				else if ($old_entry)
+					$lektor_changed[] = $row;
+				else
+					$lektor_added[] = $row;
+			}
+
+			if (in_array('student', $notify))
+			{
+				if ($new_status === 'deleted')
+					$student_deleted[] = $row;
+				else if ($old_entry)
+					$student_changed[] = $row;
+				else
+					$student_added[] = $row;
+			}
+		}
+
+		$lektor_entries = '';
+		$student_entries = '';
+
+		if (!empty($lektor_added))
+			$lektor_entries .= $this->_addToList($lektor_added, 'hinzugefügt') . '<hr/>';
+
+		if (!empty($lektor_changed))
+			$lektor_entries .= $this->_addToList($lektor_changed, 'geändert') . '<hr/>';
+
+		if (!empty($lektor_deleted))
+			$lektor_entries .= $this->_addToList($lektor_deleted, 'gelöscht') . '<hr/>';
+
+		if (!empty($student_added))
+			$student_entries .= $this->_addToList($student_added, 'hinzugefügt') . '<hr/>';
+
+		if (!empty($student_changed))
+			$student_entries .= $this->_addToList($student_changed, 'geändert') . '<hr/>';
+
+		if (!empty($student_deleted))
+			$student_entries .= $this->_addToList($student_deleted, 'gelöscht') . '<hr/>';
+
+		if (!empty($lektor_entries))
+			$this->_ci->maillib->send('', 'ma0048@technikum-wien.at', 'Lektor Tempus Update', $lektor_entries);
+		if (!empty($student_entries))
+			$this->_ci->maillib->send('', 'ma0048@technikum-wien.at', 'Student Tempus Update', $student_entries);
+	}
+
+	private function _addToList($entries, $status)
+	{
+		return 'Folgende Einträge wurden <b>'. $status .'</b>: <ul>' . implode('', $entries) . '</ul>';
+
+	}
+	private function _buildMailNew($entry)
+	{
+		$von = date('d.m.Y H:i', strtotime($entry->von));
+		$bis = date('H:i', strtotime($entry->bis));
+
+		return '<li>
+					<b>Kalender ID ' . ($entry->kalender_id ?? '-') . '</b>
+					<ul>
+						<li><b>Uhrzeit:</b> ' . $von . ' - ' . $bis . '</li>
+						<li><b>Ort:</b> ' . ($entry->ort_kurzbz ?? '-') . '</li>
+					</ul>
+				</li>';
+	}
+
+	private function _buildMailChanged($old_entry, $new_entry)
+	{
+		$old_von = date('d.m.Y H:i', strtotime($old_entry->von));
+		$old_bis = date('H:i', strtotime($old_entry->bis));
+		$new_von = date('d.m.Y H:i', strtotime($new_entry->von));
+		$new_bis = date('H:i', strtotime($new_entry->bis));
+
+		$old_ort = $old_entry->ort_kurzbz ?? '-';
+		$new_ort = $new_entry->ort_kurzbz ?? '-';
+
+		$uhrzeit_changed = ($old_von . $old_bis) !== ($new_von . $new_bis);
+		$ort_changed = $old_ort !== $new_ort;
+
+		$changes = '';
+
+		if ($uhrzeit_changed)
+		{
+			$changes .= '<li>
+							<b>Uhrzeit:</b>
+							<s style="color:red;">' . $old_von . ' - ' . $old_bis . '</s>
+							<span style="color:green;">' . $new_von . ' - ' . $new_bis . '</span>
+						</li>';
+		}
+
+		if ($ort_changed)
+		{
+			$changes .= '<li>
+				<b>Ort:</b>
+				<s style="color:red;">' . $old_ort . '</s>
+				<span style="color:green;">' . $new_ort . '</span>
+			</li>';
+		}
+
+		return '<li>
+					<b>Kalender ID ' . ($new_entry->kalender_id ?? '-') . '</b>
+					<ul>' . $changes . '</ul>
+				</li>';
+	}
+
+	private function _buildMailDeleted($entry)
+	{
+		$von = date('d.m.Y H:i', strtotime($entry->von));
+		$bis = date('H:i', strtotime($entry->bis));
+
+		return '<li style="color:red;">
+					<b><s>Kalender ID ' . ($entry->kalender_id ?? '-') . '</s></b>
+					<ul>
+						<li><s>' . $von . ' - ' . $bis . '</s></li>
+						<li><s>' . ($entry->ort_kurzbz ?? '-') . '</s></li>
+					</ul>
+				</li>';
+	}
+}

application/libraries/collision/checks/LectureCollisionCheck.php

@@ -0,0 +1,234 @@
+<?php
+
+class LectureCollisionCheck implements ICollisionCheck
+{
+
+	private $_ci;
+
+	public function __construct()
+	{
+		$this->_ci =& get_instance();
+		$this->_ci->load->model('ressource/Kalender_model', 'KalenderModel');
+		$this->_ci->load->model('ressource/zeitsperre_model', 'ZeitsperreModel');
+		$this->_ci->load->library('VariableLib', array('uid' => getAuthUID()));
+		$this->_ci->load->library('PhrasesLib', array('ui'));
+
+	}
+
+	public function getName()
+	{
+		return 'lecture';
+	}
+
+	public function check($data)
+	{
+		if (!isset($data->von, $data->bis, $data->kalender_id)) return [];
+
+		if ($this->_ci->variablelib->getVar('ignore_kollision') === 'true') return [];
+
+		$uids = $this->_getUids($data->kalender_id);
+
+		if (empty($uids)) return [];
+
+		$collisions = [];
+
+		$collisions = array_merge($collisions, $this->_checkLehreinheit($uids, $data));
+		$collisions = array_merge($collisions, $this->_checkReservierung($uids, $data));
+		$collisions = array_merge($collisions, $this->_checkZeitsperre($uids, $data));
+
+		return $collisions;
+	}
+
+	public function checkAll($kalender_ids)
+	{
+		if (empty($kalender_ids)) return [];
+
+		$kollisionsfreie_user = unserialize(KOLLISIONSFREIE_USER);
+		$grouped = [];
+
+		$this->_ci->KalenderModel->addSelect('DISTINCT ON (tbl_kalender.kalender_id) tbl_kalender.kalender_id');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_kalender_lehreinheit current_kalender_le', 'current_kalender_le.kalender_id = tbl_kalender.kalender_id');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_lehreinheit current_lehreinheit', 'current_lehreinheit.lehreinheit_id = current_kalender_le.lehreinheit_id');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_lehreinheitmitarbeiter current_lehreinheit_ma', 'current_lehreinheit_ma.lehreinheit_id = current_lehreinheit.lehreinheit_id');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_lehreinheitmitarbeiter other_lehreinheithreinheit_ma', 'other_lehreinheithreinheit_ma.mitarbeiter_uid = current_lehreinheit_ma.mitarbeiter_uid');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_lehreinheit other_lehreinheit', 'other_lehreinheit.lehreinheit_id = other_lehreinheithreinheit_ma.lehreinheit_id');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_kalender_lehreinheit other_kalender_le', 'other_kalender_le.lehreinheit_id = other_lehreinheit.lehreinheit_id');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_kalender other_kalender', 'other_kalender.kalender_id = other_kalender_le.kalender_id');
+
+		$this->_ci->KalenderModel->db->where('other_kalender.kalender_id != tbl_kalender.kalender_id', null, false);
+		$this->_ci->KalenderModel->db->where('other_kalender.von < tbl_kalender.bis', null, false);
+		$this->_ci->KalenderModel->db->where('other_kalender.bis > tbl_kalender.von', null, false);
+		$this->_ci->KalenderModel->db->where_not_in('other_kalender.status_kurzbz', ['archived', 'deleted', 'to_delete']);
+		$this->_ci->KalenderModel->db->where_not_in('current_lehreinheit_ma.mitarbeiter_uid', $kollisionsfreie_user);
+		$this->_ci->KalenderModel->db->where_in('tbl_kalender.kalender_id', $kalender_ids);
+		$this->_ci->KalenderModel->db->where(
+			'other_kalender.kalender_id NOT IN (SELECT vorgaenger_kalender_id FROM lehre.tbl_kalender WHERE vorgaenger_kalender_id IS NOT NULL)',
+			null, false
+		);
+		$result = $this->_ci->KalenderModel->load();
+		if (!isError($result) && hasData($result))
+			foreach (getData($result) as $row)
+				$grouped[$row->kalender_id][] = true;
+
+		$this->_ci->KalenderModel->addSelect('DISTINCT ON (tbl_kalender.kalender_id) tbl_kalender.kalender_id');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_kalender_lehreinheit current_kalender_le', 'current_kalender_le.kalender_id = tbl_kalender.kalender_id');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_lehreinheit current_lehreinheit', 'current_lehreinheit.lehreinheit_id = current_kalender_le.lehreinheit_id');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_lehreinheitmitarbeiter current_lehreinheit_ma', 'current_lehreinheit_ma.lehreinheit_id = current_lehreinheit.lehreinheit_id');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_kalender_event_teilnehmer other_t', 'other_t.uid = current_lehreinheit_ma.mitarbeiter_uid');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_kalender_event other_e', 'other_e.kalender_id = other_t.kalender_id');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_kalender other_kalender', 'other_kalender.kalender_id = other_e.kalender_id');
+
+		$this->_ci->KalenderModel->db->where('other_kalender.kalender_id != tbl_kalender.kalender_id', null, false);
+		$this->_ci->KalenderModel->db->where('other_kalender.von < tbl_kalender.bis', null, false);
+		$this->_ci->KalenderModel->db->where('other_kalender.bis > tbl_kalender.von', null, false);
+		$this->_ci->KalenderModel->db->where_not_in('other_kalender.status_kurzbz', ['archived', 'deleted', 'to_delete']);
+		$this->_ci->KalenderModel->db->where_not_in('current_lehreinheit_ma.mitarbeiter_uid', $kollisionsfreie_user);
+		$this->_ci->KalenderModel->db->where_in('tbl_kalender.kalender_id', $kalender_ids);
+		$this->_ci->KalenderModel->db->where(
+			'other_kalender.kalender_id NOT IN (SELECT vorgaenger_kalender_id FROM lehre.tbl_kalender WHERE vorgaenger_kalender_id IS NOT NULL)',
+			null, false
+		);
+		$result = $this->_ci->KalenderModel->load();
+		if (!isError($result) && hasData($result))
+			foreach (getData($result) as $row)
+				$grouped[$row->kalender_id][] = true;
+
+		$this->_ci->KalenderModel->addSelect('DISTINCT ON (tbl_kalender.kalender_id) tbl_kalender.kalender_id');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_kalender_lehreinheit current_kalender_le', 'current_kalender_le.kalender_id = tbl_kalender.kalender_id');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_lehreinheit current_lehreinheit', 'current_lehreinheit.lehreinheit_id = current_kalender_le.lehreinheit_id');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_lehreinheitmitarbeiter current_lehreinheit_ma', 'current_lehreinheit_ma.lehreinheit_id = current_lehreinheit.lehreinheit_id');
+		$this->_ci->KalenderModel->addJoin('campus.tbl_zeitsperre z',
+			"z.mitarbeiter_uid = current_lehreinheit_ma.mitarbeiter_uid 
+			AND z.zeitsperretyp_kurzbz != 'ZVerfueg'");
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_stunde vonstunde_z', 'vonstunde_z.stunde = z.vonstunde', 'LEFT');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_stunde bisstunde_z', 'bisstunde_z.stunde = z.bisstunde', 'LEFT');
+
+		$this->_ci->KalenderModel->db->where('(z.vondatum + COALESCE(vonstunde_z.beginn, \'00:00\'))::timestamp < tbl_kalender.bis', null, false);
+		$this->_ci->KalenderModel->db->where('(z.bisdatum + COALESCE(bisstunde_z.ende, \'23:59\'))::timestamp > tbl_kalender.von', null, false);
+		$this->_ci->KalenderModel->db->where_not_in('current_lehreinheit_ma.mitarbeiter_uid', $kollisionsfreie_user);
+		$this->_ci->KalenderModel->db->where_in('tbl_kalender.kalender_id', $kalender_ids);
+		$result = $this->_ci->KalenderModel->load();
+
+
+		if (!isError($result) && hasData($result))
+			foreach (getData($result) as $row)
+				$grouped[$row->kalender_id][] = true;
+
+
+		return $grouped;
+	}
+
+	private function _getUids($kalender_id)
+	{
+		$kollisionsfreie_user = unserialize(KOLLISIONSFREIE_USER);
+
+		$this->_ci->KalenderModel->addDistinct('mitarbeiter_uid, tbl_kalender_event_teilnehmer.uid');
+		$this->_ci->KalenderModel->addSelect('mitarbeiter_uid, tbl_kalender_event_teilnehmer.uid');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_kalender_lehreinheit', 'kalender_id', 'LEFT');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_lehreinheit', 'lehreinheit_id', 'LEFT');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_lehreinheitmitarbeiter', 'lehreinheit_id', 'LEFT');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_kalender_event', 'kalender_id', 'LEFT');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_kalender_event_teilnehmer', 'tbl_kalender_event.kalender_id = tbl_kalender_event_teilnehmer.kalender_id', 'LEFT');
+
+		$this->_ci->KalenderModel->db->group_start();
+			$this->_ci->KalenderModel->db->where_not_in('mitarbeiter_uid', $kollisionsfreie_user);
+			$this->_ci->KalenderModel->db->or_where('mitarbeiter_uid IS NULL', null, false);
+		$this->_ci->KalenderModel->db->group_end();
+
+		$result = $this->_ci->KalenderModel->loadWhere(array(
+			'tbl_kalender.kalender_id' => $kalender_id
+		));
+
+		if (isError($result) || !hasData($result)) return [];
+
+		$data = getData($result);
+		$mitarbeiter_uids = array_filter(array_column($data, 'mitarbeiter_uid'));
+		$event_teilnehmer = array_filter(array_column($data, 'uid'));
+
+		return array_unique(array_merge($mitarbeiter_uids, $event_teilnehmer));
+	}
+
+	private function _checkLehreinheit($uids, $data)
+	{
+		$kollisionsfreie_user = unserialize(KOLLISIONSFREIE_USER);
+
+		$this->_ci->KalenderModel->addDistinct('mitarbeiter_uid, tbl_kalender.von, tbl_kalender.bis');
+		$this->_ci->KalenderModel->addSelect('mitarbeiter_uid, tbl_kalender.von, tbl_kalender.bis');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_kalender_lehreinheit', 'kalender_id', 'LEFT');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_lehreinheit', 'lehreinheit_id', 'LEFT');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_lehreinheitmitarbeiter', 'lehreinheit_id', 'LEFT');
+
+		$this->_ci->KalenderModel->db->where_in('mitarbeiter_uid', $uids);
+		$this->_ci->KalenderModel->db->where('tbl_kalender.kalender_id !=', $data->kalender_id);
+		$this->_ci->KalenderModel->db->where_not_in('tbl_kalender.status_kurzbz', array('archived', 'deleted', 'to_delete'));
+		$this->_ci->KalenderModel->db->where_not_in('mitarbeiter_uid', $kollisionsfreie_user);
+		$this->_ci->KalenderModel->db->where(
+			'tbl_kalender.kalender_id NOT IN (SELECT vorgaenger_kalender_id FROM lehre.tbl_kalender WHERE vorgaenger_kalender_id IS NOT NULL)',
+			null, false
+		);
+
+		$result = $this->_ci->KalenderModel->loadWhere(array(
+			'von <' => $data->bis,
+			'bis >' => $data->von,
+		));
+
+		if (isError($result) || !hasData($result)) return [];
+
+		return array_map(function($row) {
+			return $this->_ci->phraseslib->t('ui', 'ma_le_kollision') . ': ' . $row->mitarbeiter_uid . ' (' . date('d.m.Y H:i', strtotime($row->von)) . ' - ' . date('d.m.Y H:i', strtotime($row->bis)) . ')';
+		}, getData($result));
+	}
+
+	private function _checkReservierung($uids, $data)
+	{
+		if ($this->_ci->variablelib->getVar('ignore_reservierung') === 'true') return [];
+
+		$kollisionsfreie_user = unserialize(KOLLISIONSFREIE_USER);
+
+
+		$this->_ci->KalenderModel->addDistinct('tbl_kalender_event_teilnehmer.uid, tbl_kalender.von, tbl_kalender.bis');
+		$this->_ci->KalenderModel->addSelect('tbl_kalender_event_teilnehmer.uid, tbl_kalender.von, tbl_kalender.bis');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_kalender_event', 'kalender_id', 'LEFT');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_kalender_event_teilnehmer', 'tbl_kalender_event.kalender_id = tbl_kalender_event_teilnehmer.kalender_id', 'LEFT');
+
+		$this->_ci->KalenderModel->db->where_in('tbl_kalender_event_teilnehmer.uid', $uids);
+		$this->_ci->KalenderModel->db->where('tbl_kalender.kalender_id !=', $data->kalender_id);
+		$this->_ci->KalenderModel->db->where_not_in('tbl_kalender.status_kurzbz', array('archived', 'deleted', 'to_delete'));
+		$this->_ci->KalenderModel->db->where_not_in('uid', $kollisionsfreie_user);
+		$this->_ci->KalenderModel->db->where(
+			'tbl_kalender.kalender_id NOT IN (SELECT vorgaenger_kalender_id FROM lehre.tbl_kalender WHERE vorgaenger_kalender_id IS NOT NULL)',
+			null, false
+		);
+		$result = $this->_ci->KalenderModel->loadWhere(array(
+			'von <' => $data->bis,
+			'bis >' => $data->von,
+		));
+
+		if (isError($result) || !hasData($result)) return [];
+
+		return array_map(function($row) {
+			return $this->_ci->phraseslib->t('ui', 'reservierung_kollision') . ': ' . $row->uid . ' (' . date('d.m.Y H:i', strtotime($row->von)) . ' - ' . date('d.m.Y H:i', strtotime($row->bis)) . ')';
+		}, getData($result));
+	}
+
+	private function _checkZeitsperre($uids, $data)
+	{
+		if ($this->_ci->variablelib->getVar('ignore_zeitsperre') === 'true') return [];
+
+		$this->_ci->ZeitsperreModel->addSelect('mitarbeiter_uid, vondatum, vonstunde_z.beginn as von_beginn, bisdatum, bisstunde_z.ende as bis_ende');
+		$this->_ci->ZeitsperreModel->addJoin('lehre.tbl_stunde vonstunde_z', 'vonstunde_z.stunde = tbl_zeitsperre.vonstunde', 'LEFT');
+		$this->_ci->ZeitsperreModel->addJoin('lehre.tbl_stunde bisstunde_z', 'bisstunde_z.stunde = tbl_zeitsperre.bisstunde', 'LEFT');
+		$this->_ci->ZeitsperreModel->db->where('zeitsperretyp_kurzbz !=', 'ZVerfueg');
+		$this->_ci->ZeitsperreModel->db->where('(tbl_zeitsperre.vondatum + COALESCE(vonstunde_z.beginn, \'00:00\'))::timestamp <', $data->bis);
+		$this->_ci->ZeitsperreModel->db->where('(tbl_zeitsperre.bisdatum + COALESCE(bisstunde_z.ende, \'23:59\'))::timestamp >', $data->von);
+
+		$this->_ci->ZeitsperreModel->db->where_in('mitarbeiter_uid', $uids);
+		$result = $this->_ci->ZeitsperreModel->load();
+
+		if (isError($result) || !hasData($result)) return [];
+
+		return array_map(function($row) {
+			return $this->_ci->phraseslib->t('ui', 'ma_zeitsperre_kollision') . ': ' . $row->mitarbeiter_uid . ' (' . date('d.m.Y H:i', strtotime($row->vondatum . ' ' . $row->von_beginn)) . ' - ' . date('d.m.Y H:i', strtotime($row->bisdatum . ' ' . $row->bis_ende)) . ')';		}, getData($result));
+	}
+
+}

application/libraries/collision/checks/RoomCollisionCheck.php

@@ -0,0 +1,75 @@
+<?php
+
+class RoomCollisionCheck implements ICollisionCheck
+{
+
+	private $_ci;
+
+	public function __construct()
+	{
+		$this->_ci =& get_instance();
+		$this->_ci->load->model('ressource/Kalender_model', 'KalenderModel');
+		$this->_ci->load->library('VariableLib', array('uid' => getAuthUID()));
+		$this->_ci->load->library('PhrasesLib', array('ui'));
+	}
+
+	public function getName()
+	{
+		return 'room';
+	}
+
+	public function check($data)
+	{
+		if (!isset($data->ort_kurzbz, $data->von, $data->bis, $data->kalender_id)) return [];
+
+		if ($this->_ci->variablelib->getVar('ignore_kollision') === 'true') return [];
+
+		$this->_ci->KalenderModel->addSelect('kalender_id, ort_kurzbz, von, bis');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_kalender_ort', 'kalender_id');
+
+		$this->_ci->KalenderModel->db->where('tbl_kalender.kalender_id !=', $data->kalender_id);
+		$this->_ci->KalenderModel->db->where('tbl_kalender.kalender_id NOT IN (SELECT vorgaenger_kalender_id FROM lehre.tbl_kalender WHERE vorgaenger_kalender_id IS NOT NULL)', null, false);
+		$this->_ci->KalenderModel->db->where_not_in('tbl_kalender.status_kurzbz', ['archived', 'deleted', 'to_delete']);
+
+		$result = $this->_ci->KalenderModel->loadWhere(array(
+			'von <' => $data->bis,
+			'bis >' => $data->von,
+			'ort_kurzbz' => $data->ort_kurzbz,
+		));
+
+		if (isError($result)) return [];
+		if (!hasData($result)) return [];
+
+		return array_map(function($row)
+		{
+			return $this->_ci->phraseslib->t('ui', 'raum_kollision') . ': ' . $row->ort_kurzbz . ' (' . date('d.m.Y H:i', strtotime($row->von)) . ' - ' . date('d.m.Y H:i', strtotime($row->bis)) . ')';
+		}, getData($result));
+	}
+
+	public function checkAll($kalender_ids)
+	{
+		if (empty($kalender_ids)) return [];
+
+		$this->_ci->KalenderModel->addSelect('DISTINCT ON (tbl_kalender.kalender_id) tbl_kalender.kalender_id');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_kalender_ort current_ort', 'current_ort.kalender_id = tbl_kalender.kalender_id');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_kalender_ort other_ort', 'other_ort.ort_kurzbz = current_ort.ort_kurzbz');
+		$this->_ci->KalenderModel->addJoin('lehre.tbl_kalender other_kalender', 'other_kalender.kalender_id = other_ort.kalender_id');
+
+		$this->_ci->KalenderModel->db->where('other_kalender.kalender_id != tbl_kalender.kalender_id', null, false);
+		$this->_ci->KalenderModel->db->where('other_kalender.von < tbl_kalender.bis', null, false);
+		$this->_ci->KalenderModel->db->where('other_kalender.bis > tbl_kalender.von', null, false);
+		$this->_ci->KalenderModel->db->where_not_in('other_kalender.status_kurzbz', ['archived', 'deleted', 'to_delete']);
+		$this->_ci->KalenderModel->db->where_in('tbl_kalender.kalender_id', $kalender_ids);
+		$this->_ci->KalenderModel->db->where('other_kalender.kalender_id NOT IN (SELECT vorgaenger_kalender_id FROM lehre.tbl_kalender WHERE vorgaenger_kalender_id IS NOT NULL)', null, false);
+
+		$result = $this->_ci->KalenderModel->load();
+
+		if (isError($result) || !hasData($result)) return [];
+
+		$grouped = [];
+		foreach (getData($result) as $row)
+			$grouped[$row->kalender_id][] = true;
+
+		return $grouped;
+	}
+}

application/libraries/collision/checks/StudentCollisionCheck.php

@@ -0,0 +1,238 @@
+<?php
+
+class StudentCollisionCheck implements ICollisionCheck
+{
+	private $_ci;
+
+	public function __construct()
+	{
+		$this->_ci =& get_instance();
+		$this->_ci->load->model('ressource/Kalender_model', 'KalenderModel');
+		$this->_ci->load->library('VariableLib', array('uid' => getAuthUID()));
+		$this->_ci->load->library('PhrasesLib', array('ui'));
+	}
+
+	public function getName()
+	{
+		return 'student';
+	}
+
+	public function check($data)
+	{
+		if (!isset($data->von, $data->bis, $data->kalender_id)) return [];
+
+		if ($this->_ci->variablelib->getVar('ignore_kollision') === 'true') return [];
+		if ($this->_ci->variablelib->getVar('kollision_student') !== 'true') return [];
+
+		$kollisionsfreie_user = unserialize(KOLLISIONSFREIE_USER);
+		$placeholders = implode(',', array_fill(0, count($kollisionsfreie_user), '?'));
+
+
+		$dbModel = new DB_Model();
+
+		$qry1 = "
+			SELECT DISTINCT tbl_benutzergruppe.uid
+			FROM lehre.tbl_kalender
+			JOIN lehre.tbl_kalender_lehreinheit USING(kalender_id)
+			JOIN lehre.tbl_lehreinheit ON tbl_lehreinheit.lehreinheit_id = tbl_kalender_lehreinheit.lehreinheit_id
+			JOIN lehre.tbl_lehreinheitgruppe ON tbl_lehreinheitgruppe.lehreinheit_id = tbl_lehreinheit.lehreinheit_id
+			JOIN public.tbl_gruppe
+				ON tbl_gruppe.studiengang_kz = tbl_lehreinheitgruppe.studiengang_kz
+				AND tbl_gruppe.semester = tbl_lehreinheitgruppe.semester
+				AND tbl_gruppe.gruppe_kurzbz = tbl_lehreinheitgruppe.gruppe_kurzbz
+			JOIN public.tbl_benutzergruppe ON tbl_benutzergruppe.gruppe_kurzbz = tbl_gruppe.gruppe_kurzbz
+				AND tbl_benutzergruppe.studiensemester_kurzbz = tbl_lehreinheit.studiensemester_kurzbz
+
+			WHERE tbl_kalender.kalender_id = ?
+				AND tbl_benutzergruppe.uid NOT IN ($placeholders)
+			UNION ALL
+
+			SELECT DISTINCT tbl_studentlehrverband.student_uid AS uid
+			FROM lehre.tbl_kalender
+			JOIN lehre.tbl_kalender_lehreinheit USING(kalender_id)
+			JOIN lehre.tbl_lehreinheit ON tbl_lehreinheit.lehreinheit_id = tbl_kalender_lehreinheit.lehreinheit_id
+			JOIN lehre.tbl_lehreinheitgruppe ON tbl_lehreinheitgruppe.lehreinheit_id = tbl_lehreinheit.lehreinheit_id
+			JOIN public.tbl_studentlehrverband
+				ON tbl_studentlehrverband.studiengang_kz = tbl_lehreinheitgruppe.studiengang_kz
+				AND tbl_studentlehrverband.semester = tbl_lehreinheitgruppe.semester
+				AND tbl_studentlehrverband.studiensemester_kurzbz = tbl_lehreinheit.studiensemester_kurzbz
+				AND (tbl_lehreinheitgruppe.verband = tbl_studentlehrverband.verband OR tbl_lehreinheitgruppe.verband IS NULL OR btrim(tbl_lehreinheitgruppe.verband::text) = '' OR tbl_studentlehrverband.verband IS NULL)
+				AND (tbl_lehreinheitgruppe.gruppe = tbl_studentlehrverband.gruppe OR tbl_lehreinheitgruppe.gruppe IS NULL OR btrim(tbl_lehreinheitgruppe.gruppe::text) = '' OR tbl_studentlehrverband.gruppe IS NULL)
+			WHERE tbl_kalender.kalender_id = ?
+				AND tbl_studentlehrverband.student_uid NOT IN ($placeholders)
+
+		";
+
+		$result1 = $dbModel->execReadOnlyQuery($qry1, array_merge(
+			[$data->kalender_id],
+			$kollisionsfreie_user,
+			[$data->kalender_id],
+			$kollisionsfreie_user
+		));
+
+		if (isError($result1) || !hasData($result1)) return [];
+
+		$curUids = array_flip(array_column(getData($result1), 'uid'));
+
+		$qry2 = "
+			SELECT DISTINCT tbl_kalender.kalender_id, tbl_kalender.von, tbl_kalender.bis, tbl_benutzergruppe.uid
+			FROM lehre.tbl_kalender
+			JOIN lehre.tbl_kalender_lehreinheit ON tbl_kalender_lehreinheit.kalender_id = tbl_kalender.kalender_id
+			JOIN lehre.tbl_lehreinheit ON tbl_lehreinheit.lehreinheit_id = tbl_kalender_lehreinheit.lehreinheit_id
+			JOIN lehre.tbl_lehreinheitgruppe ON tbl_lehreinheitgruppe.lehreinheit_id = tbl_lehreinheit.lehreinheit_id
+			JOIN public.tbl_gruppe
+				ON tbl_gruppe.studiengang_kz = tbl_lehreinheitgruppe.studiengang_kz
+				AND tbl_gruppe.semester = tbl_lehreinheitgruppe.semester
+				AND tbl_gruppe.gruppe_kurzbz = tbl_lehreinheitgruppe.gruppe_kurzbz
+			JOIN public.tbl_benutzergruppe ON tbl_benutzergruppe.gruppe_kurzbz = tbl_gruppe.gruppe_kurzbz
+				AND tbl_benutzergruppe.studiensemester_kurzbz = tbl_lehreinheit.studiensemester_kurzbz
+			WHERE tbl_kalender.von < ?
+				AND tbl_kalender.bis > ?
+				AND tbl_kalender.kalender_id != ?
+				AND tbl_kalender.status_kurzbz NOT IN ('archived', 'deleted', 'to_delete')
+				AND tbl_benutzergruppe.uid NOT IN ($placeholders)
+				AND NOT EXISTS (
+					SELECT 1 FROM lehre.tbl_kalender vorgaenger
+					WHERE vorgaenger.vorgaenger_kalender_id = tbl_kalender.kalender_id
+				)
+
+			UNION ALL
+			
+			SELECT DISTINCT tbl_kalender.kalender_id, tbl_kalender.von, tbl_kalender.bis, tbl_studentlehrverband.student_uid AS uid
+			FROM lehre.tbl_kalender
+			JOIN lehre.tbl_kalender_lehreinheit ON tbl_kalender_lehreinheit.kalender_id = tbl_kalender.kalender_id
+			JOIN lehre.tbl_lehreinheit ON tbl_lehreinheit.lehreinheit_id = tbl_kalender_lehreinheit.lehreinheit_id
+			JOIN lehre.tbl_lehreinheitgruppe ON tbl_lehreinheitgruppe.lehreinheit_id = tbl_lehreinheit.lehreinheit_id
+			JOIN public.tbl_studentlehrverband
+				ON tbl_studentlehrverband.studiengang_kz = tbl_lehreinheitgruppe.studiengang_kz
+				AND tbl_studentlehrverband.semester = tbl_lehreinheitgruppe.semester
+				AND tbl_studentlehrverband.studiensemester_kurzbz = tbl_lehreinheit.studiensemester_kurzbz
+				AND (tbl_lehreinheitgruppe.verband = tbl_studentlehrverband.verband OR tbl_lehreinheitgruppe.verband IS NULL OR btrim(tbl_lehreinheitgruppe.verband::text) = '' OR tbl_studentlehrverband.verband IS NULL)
+				AND (tbl_lehreinheitgruppe.gruppe = tbl_studentlehrverband.gruppe OR tbl_lehreinheitgruppe.gruppe IS NULL OR btrim(tbl_lehreinheitgruppe.gruppe::text) = '' OR tbl_studentlehrverband.gruppe IS NULL)
+			WHERE tbl_kalender.von < ?
+				AND tbl_kalender.bis > ?
+				AND tbl_kalender.kalender_id != ?
+				AND tbl_kalender.status_kurzbz NOT IN ('archived', 'deleted', 'to_delete')
+				AND tbl_studentlehrverband.student_uid NOT IN ($placeholders)
+				AND NOT EXISTS (
+					SELECT 1 FROM lehre.tbl_kalender vorgaenger
+					WHERE vorgaenger.vorgaenger_kalender_id = tbl_kalender.kalender_id
+				)
+		";
+
+		$result2 = $dbModel->execReadOnlyQuery($qry2, array_merge(
+			[$data->bis, $data->von, $data->kalender_id],
+			$kollisionsfreie_user,
+			[$data->bis, $data->von, $data->kalender_id],
+			$kollisionsfreie_user
+		));
+
+		if (isError($result2) || !hasData($result2)) return [];
+
+		$conflicts = [];
+		foreach (getData($result2) as $row) {
+			if (isset($curUids[$row->uid])) {
+				$conflicts[] = $this->_ci->phraseslib->t('ui', 'student_kollision')
+					. ': ' . $row->uid
+					. ' (' . date('d.m.Y H:i', strtotime($row->von))
+					. ' - ' . date('d.m.Y H:i', strtotime($row->bis)) . ')';
+			}
+		}
+
+		return $conflicts;
+	}
+
+	public function checkAll($kalender_ids)
+	{
+
+		if (empty($kalender_ids)) return [];
+
+		if ($this->_ci->variablelib->getVar('kollision_student') !== 'true') return [];
+
+		$dbModel = new DB_Model();
+		$placeholders = implode(',', array_fill(0, count($kalender_ids), '?'));
+
+		$sql = "
+			SELECT DISTINCT current_kalender.kalender_id, current_benutzergruppe.uid
+			FROM lehre.tbl_kalender current_kalender
+			JOIN lehre.tbl_kalender_lehreinheit current_kalender_le ON current_kalender_le.kalender_id = current_kalender.kalender_id
+			JOIN lehre.tbl_lehreinheit current_lehreinheit ON current_lehreinheit.lehreinheit_id = current_kalender_le.lehreinheit_id
+			JOIN lehre.tbl_lehreinheitgruppe current_lehreinheitgruppe ON current_lehreinheitgruppe.lehreinheit_id = current_lehreinheit.lehreinheit_id
+			JOIN public.tbl_gruppe current_gruppe
+				ON current_gruppe.studiengang_kz = current_lehreinheitgruppe.studiengang_kz
+				AND current_gruppe.semester = current_lehreinheitgruppe.semester
+				AND current_gruppe.gruppe_kurzbz = current_lehreinheitgruppe.gruppe_kurzbz
+			JOIN public.tbl_benutzergruppe current_benutzergruppe ON current_benutzergruppe.gruppe_kurzbz = current_gruppe.gruppe_kurzbz
+					AND current_benutzergruppe.studiensemester_kurzbz = current_lehreinheit.studiensemester_kurzbz
+			JOIN lehre.tbl_kalender other_kalender
+				ON other_kalender.kalender_id != current_kalender.kalender_id
+				AND other_kalender.von < current_kalender.bis
+				AND other_kalender.bis > current_kalender.von
+				AND other_kalender.status_kurzbz NOT IN ('archived', 'deleted', 'to_delete')
+				AND NOT EXISTS (
+					SELECT 1 FROM lehre.tbl_kalender vorgaenger
+					WHERE vorgaenger.vorgaenger_kalender_id = other_kalender.kalender_id
+				)
+			JOIN lehre.tbl_kalender_lehreinheit other_kalender_le ON other_kalender_le.kalender_id = other_kalender.kalender_id
+			JOIN lehre.tbl_lehreinheit other_lehreinheit ON other_lehreinheit.lehreinheit_id = other_kalender_le.lehreinheit_id
+			JOIN lehre.tbl_lehreinheitgruppe other_lehreinheitgruppe ON other_lehreinheitgruppe.lehreinheit_id = other_lehreinheit.lehreinheit_id
+			JOIN public.tbl_gruppe other_gruppe
+				ON other_gruppe.studiengang_kz = other_lehreinheitgruppe.studiengang_kz
+				AND other_gruppe.semester = other_lehreinheitgruppe.semester
+				AND other_gruppe.gruppe_kurzbz = other_lehreinheitgruppe.gruppe_kurzbz
+			JOIN public.tbl_benutzergruppe other_benutzergruppe
+				ON other_benutzergruppe.gruppe_kurzbz = other_gruppe.gruppe_kurzbz
+				AND other_benutzergruppe.uid = current_benutzergruppe.uid
+				AND other_benutzergruppe.studiensemester_kurzbz = other_lehreinheit.studiensemester_kurzbz
+
+
+			WHERE current_kalender.kalender_id IN ($placeholders)
+
+			UNION ALL
+
+			SELECT DISTINCT current_kalender.kalender_id, current_studentlehrverband.student_uid AS uid
+			FROM lehre.tbl_kalender current_kalender
+			JOIN lehre.tbl_kalender_lehreinheit current_kalender_le ON current_kalender_le.kalender_id = current_kalender.kalender_id
+			JOIN lehre.tbl_lehreinheit current_lehreinheit ON current_lehreinheit.lehreinheit_id = current_kalender_le.lehreinheit_id
+			JOIN lehre.tbl_lehreinheitgruppe current_lehreinheitgruppe ON current_lehreinheitgruppe.lehreinheit_id = current_lehreinheit.lehreinheit_id
+			JOIN public.tbl_studentlehrverband current_studentlehrverband
+				ON current_studentlehrverband.studiengang_kz = current_lehreinheitgruppe.studiengang_kz
+				AND current_studentlehrverband.semester = current_lehreinheitgruppe.semester
+				AND current_studentlehrverband.studiensemester_kurzbz = current_lehreinheit.studiensemester_kurzbz
+				AND (current_lehreinheitgruppe.verband = current_studentlehrverband.verband OR current_lehreinheitgruppe.verband IS NULL OR btrim(current_lehreinheitgruppe.verband::text) = '' OR current_studentlehrverband.verband IS NULL)
+				AND (current_lehreinheitgruppe.gruppe = current_studentlehrverband.gruppe OR current_lehreinheitgruppe.gruppe IS NULL OR btrim(current_lehreinheitgruppe.gruppe::text) = '' OR current_studentlehrverband.gruppe IS NULL)
+
+			JOIN lehre.tbl_kalender other_kalender
+				ON other_kalender.kalender_id != current_kalender.kalender_id
+				AND other_kalender.von < current_kalender.bis
+				AND other_kalender.bis > current_kalender.von
+				AND other_kalender.status_kurzbz NOT IN ('archived', 'deleted', 'to_delete')
+				AND NOT EXISTS (
+					SELECT 1 FROM lehre.tbl_kalender vorgaenger
+					WHERE vorgaenger.vorgaenger_kalender_id = other_kalender.kalender_id
+				)
+			JOIN lehre.tbl_kalender_lehreinheit other_kalender_le ON other_kalender_le.kalender_id = other_kalender.kalender_id
+			JOIN lehre.tbl_lehreinheit other_lehreinheit ON other_lehreinheit.lehreinheit_id = other_kalender_le.lehreinheit_id
+			JOIN lehre.tbl_lehreinheitgruppe other_lehreinheitgruppe ON other_lehreinheitgruppe.lehreinheit_id = other_lehreinheit.lehreinheit_id
+			JOIN public.tbl_studentlehrverband other_slv
+				ON other_slv.studiengang_kz = other_lehreinheitgruppe.studiengang_kz
+				AND other_slv.semester = other_lehreinheitgruppe.semester
+				AND other_slv.studiensemester_kurzbz = other_lehreinheit.studiensemester_kurzbz
+				AND other_slv.student_uid = current_studentlehrverband.student_uid
+				AND (other_lehreinheitgruppe.verband = other_slv.verband OR other_lehreinheitgruppe.verband IS NULL OR btrim(other_lehreinheitgruppe.verband::text) = '' OR other_slv.verband IS NULL)
+				AND (other_lehreinheitgruppe.gruppe = other_slv.gruppe OR other_lehreinheitgruppe.gruppe IS NULL OR btrim(other_lehreinheitgruppe.gruppe::text) = '' OR other_slv.gruppe IS NULL)
+
+			WHERE current_kalender.kalender_id IN ($placeholders)
+		";
+
+		$result = $dbModel->execReadOnlyQuery($sql, array_merge($kalender_ids, $kalender_ids));
+
+		if (isError($result) || !hasData($result)) return [];
+
+		$grouped = [];
+		foreach (getData($result) as $row)
+			$grouped[$row->kalender_id][] = true;
+
+		return $grouped;
+	}
+}

application/libraries/collision/checks/VerbandCollisionCheck.php

@@ -0,0 +1,350 @@
+<?php
+
+class VerbandCollisionCheck implements ICollisionCheck
+{
+
+	private $_ci;
+
+	public function __construct()
+	{
+		$this->_ci =& get_instance();
+		$this->_ci->load->model('ressource/Kalender_model', 'KalenderModel');
+		$this->_ci->load->library('VariableLib', array('uid' => getAuthUID()));
+		$this->_ci->load->library('PhrasesLib', array('ui'));
+
+	}
+
+	public function getName()
+	{
+		return 'verband';
+	}
+
+	public function check($data)
+	{
+		if (!isset($data->von, $data->bis, $data->kalender_id)) return [];
+
+		if ($this->_ci->variablelib->getVar('ignore_kollision') === 'true') return [];
+
+		$kollision_student = $this->_ci->variablelib->getVar('kollision_student') === 'false';
+		$kollision_reservierung = $this->_ci->variablelib->getVar('ignore_reservierung') === 'false';
+
+		if (!$kollision_student && !$kollision_reservierung) return [];
+
+		$dbModel = new DB_Model();
+		$collisions = [];
+
+		if ($kollision_student)
+		{
+			$union_event = "";
+
+			if ($kollision_reservierung)
+			{
+				$union_event = "
+					UNION
+					SELECT tbl_kalender_event_teilnehmer.studiengang_kz, tbl_kalender_event_teilnehmer.semester, tbl_kalender_event_teilnehmer.verband, tbl_kalender_event_teilnehmer.gruppe, tbl_kalender_event_teilnehmer.gruppe_kurzbz, tbl_kalender_event_teilnehmer.kalender_id
+					FROM lehre.tbl_kalender_event_teilnehmer
+					WHERE tbl_kalender_event_teilnehmer.rolle_kurzbz = 'teilnehmer'
+				";
+			}
+
+			$sql_gruppen = "
+				SELECT
+					other_kalender.von,
+					other_kalender.bis,
+					COALESCE(
+						other_lehreinheitguppe.gruppe_kurzbz,
+						UPPER(stg.typ::text || stg.kurzbz::text) || '-' || other_lehreinheitguppe.semester ||
+						COALESCE(other_lehreinheitguppe.verband::text, '') ||
+						COALESCE(other_lehreinheitguppe.gruppe::text, '')
+					) AS gruppenname
+				FROM lehre.tbl_kalender current_kalender
+
+				JOIN (
+					SELECT tbl_lehreinheitgruppe.studiengang_kz, tbl_lehreinheitgruppe.semester, tbl_lehreinheitgruppe.verband, tbl_lehreinheitgruppe.gruppe,
+						tbl_lehreinheitgruppe.gruppe_kurzbz, tbl_kalender_lehreinheit.kalender_id
+					FROM lehre.tbl_kalender_lehreinheit
+					JOIN lehre.tbl_lehreinheit ON tbl_lehreinheit.lehreinheit_id = tbl_kalender_lehreinheit.lehreinheit_id
+					JOIN lehre.tbl_lehreinheitgruppe ON tbl_lehreinheitgruppe.lehreinheit_id = tbl_lehreinheit.lehreinheit_id
+					". $union_event ."
+				) current_lehreinheitguppe ON current_lehreinheitguppe.kalender_id = current_kalender.kalender_id
+
+				LEFT JOIN public.tbl_gruppe current_gruppe
+					ON current_gruppe.gruppe_kurzbz = current_lehreinheitguppe.gruppe_kurzbz
+
+				JOIN lehre.tbl_kalender other_kalender
+					ON other_kalender.kalender_id != current_kalender.kalender_id
+					AND other_kalender.von < ?
+					AND other_kalender.bis > ?
+
+				JOIN (
+					SELECT tbl_lehreinheitgruppe.studiengang_kz, tbl_lehreinheitgruppe.semester, tbl_lehreinheitgruppe.verband, tbl_lehreinheitgruppe.gruppe,
+						tbl_lehreinheitgruppe.gruppe_kurzbz, tbl_kalender_lehreinheit.kalender_id
+					FROM lehre.tbl_kalender_lehreinheit
+					JOIN lehre.tbl_lehreinheit ON tbl_lehreinheit.lehreinheit_id = tbl_kalender_lehreinheit.lehreinheit_id
+					JOIN lehre.tbl_lehreinheitgruppe ON tbl_lehreinheitgruppe.lehreinheit_id = tbl_lehreinheit.lehreinheit_id
+					". $union_event ."
+				) other_lehreinheitguppe ON other_lehreinheitguppe.kalender_id = other_kalender.kalender_id
+
+				LEFT JOIN public.tbl_gruppe other_gruppe
+					ON other_gruppe.gruppe_kurzbz = other_lehreinheitguppe.gruppe_kurzbz
+
+				LEFT JOIN public.tbl_studiengang stg
+					ON stg.studiengang_kz = other_lehreinheitguppe.studiengang_kz
+
+				WHERE current_kalender.kalender_id = ?
+				AND other_kalender.status_kurzbz NOT IN ('archived', 'deleted', 'to_delete')
+				AND current_lehreinheitguppe.studiengang_kz = other_lehreinheitguppe.studiengang_kz
+				AND current_lehreinheitguppe.semester = other_lehreinheitguppe.semester
+				AND (
+					(
+						current_lehreinheitguppe.gruppe_kurzbz IS NULL
+						AND other_lehreinheitguppe.gruppe_kurzbz IS NULL
+						AND (
+							current_lehreinheitguppe.verband IS NULL
+							OR (
+								current_lehreinheitguppe.verband = other_lehreinheitguppe.verband
+								AND (current_lehreinheitguppe.gruppe IS NULL OR other_lehreinheitguppe.gruppe IS NULL OR current_lehreinheitguppe.gruppe = other_lehreinheitguppe.gruppe)
+							)
+						)
+					)
+					OR
+					(
+						current_lehreinheitguppe.gruppe_kurzbz IS NOT NULL
+						AND other_lehreinheitguppe.gruppe_kurzbz IS NOT NULL
+						AND current_gruppe.direktinskription IS NOT TRUE
+						AND other_gruppe.direktinskription IS NOT TRUE
+					)
+					OR
+					(
+						(
+							current_lehreinheitguppe.gruppe_kurzbz IS NULL
+							AND other_lehreinheitguppe.gruppe_kurzbz IS NOT NULL
+							AND other_gruppe.direktinskription IS NOT TRUE
+						)
+						OR
+						(
+							current_lehreinheitguppe.gruppe_kurzbz IS NOT NULL
+							AND other_lehreinheitguppe.gruppe_kurzbz IS NULL
+							AND current_gruppe.direktinskription IS NOT TRUE
+						)
+					)
+				)
+				AND other_kalender.kalender_id NOT IN (
+					SELECT vorgaenger_kalender_id
+					FROM lehre.tbl_kalender
+					WHERE vorgaenger_kalender_id IS NOT NULL
+				)
+			";
+
+			$result = $dbModel->execReadOnlyQuery($sql_gruppen, [
+				$data->bis,
+				$data->von,
+				$data->kalender_id,
+			]);
+
+			if (!isError($result) && hasData($result))
+			{
+				foreach (getData($result) as $row)
+					$collisions[] = $this->_ci->phraseslib->t('ui', 'verband_kollision') . ': ' . $row->gruppenname . ' (' . date('d.m.Y H:i', strtotime($row->von)) . ' - ' . date('d.m.Y H:i', strtotime($row->bis)) . ')';
+			}
+		}
+
+		if ($kollision_reservierung && !$kollision_student)
+		{
+			$sql_reservierung = "
+				SELECT
+					other_kalender.von,
+					other_kalender.bis,
+					COALESCE(
+						other_event_teilnehmer.gruppe_kurzbz,
+						UPPER(stg.typ::text || stg.kurzbz::text) || '-' || other_event_teilnehmer.semester ||
+						COALESCE(other_event_teilnehmer.verband::text, '') ||
+						COALESCE(other_event_teilnehmer.gruppe::text, '')
+					) AS gruppenname
+				FROM lehre.tbl_kalender_event_teilnehmer current_event_teilnehmer
+				LEFT JOIN public.tbl_gruppe current_gruppe
+					ON current_gruppe.gruppe_kurzbz = current_event_teilnehmer.gruppe_kurzbz
+
+				JOIN lehre.tbl_kalender other_kalender
+					ON other_kalender.kalender_id != ?
+					AND other_kalender.von < ?
+					AND other_kalender.bis > ?
+
+				JOIN lehre.tbl_kalender_event_teilnehmer other_event_teilnehmer
+					ON other_event_teilnehmer.kalender_id = other_kalender.kalender_id
+					AND other_event_teilnehmer.rolle_kurzbz = 'teilnehmer'
+
+				LEFT JOIN public.tbl_gruppe other_gruppe
+					ON other_gruppe.gruppe_kurzbz = other_event_teilnehmer.gruppe_kurzbz
+
+				LEFT JOIN public.tbl_studiengang stg
+					ON stg.studiengang_kz = other_event_teilnehmer.studiengang_kz
+
+				WHERE current_event_teilnehmer.kalender_id = ?
+				AND current_event_teilnehmer.rolle_kurzbz = 'teilnehmer'
+				AND other_kalender.status_kurzbz NOT IN ('archived', 'deleted', 'to_delete')
+				AND current_event_teilnehmer.studiengang_kz = other_event_teilnehmer.studiengang_kz
+				AND current_event_teilnehmer.semester = other_event_teilnehmer.semester
+				AND (
+					(
+						current_event_teilnehmer.gruppe_kurzbz IS NULL
+						AND other_event_teilnehmer.gruppe_kurzbz IS NULL
+						AND (
+							current_event_teilnehmer.verband IS NULL
+							OR (
+								current_event_teilnehmer.verband = other_event_teilnehmer.verband
+								AND (current_event_teilnehmer.gruppe IS NULL OR other_event_teilnehmer.gruppe IS NULL OR current_event_teilnehmer.gruppe = other_event_teilnehmer.gruppe)
+							)
+						)
+					)
+					OR
+					(
+						current_event_teilnehmer.gruppe_kurzbz IS NOT NULL
+						AND other_event_teilnehmer.gruppe_kurzbz IS NOT NULL
+						AND current_gruppe.direktinskription IS NOT TRUE
+						AND other_gruppe.direktinskription IS NOT TRUE
+					)
+					OR
+					(
+						(
+							current_event_teilnehmer.gruppe_kurzbz IS NULL
+							AND other_event_teilnehmer.gruppe_kurzbz IS NOT NULL
+							AND other_gruppe.direktinskription IS NOT TRUE
+						)
+						OR
+						(
+							current_event_teilnehmer.gruppe_kurzbz IS NOT NULL
+							AND other_event_teilnehmer.gruppe_kurzbz IS NULL
+							AND current_gruppe.direktinskription IS NOT TRUE
+						)
+					)
+				)
+				AND other_kalender.kalender_id NOT IN (
+					SELECT vorgaenger_kalender_id
+					FROM lehre.tbl_kalender
+					WHERE vorgaenger_kalender_id IS NOT NULL
+				)
+			";
+
+			$result = $dbModel->execReadOnlyQuery($sql_reservierung, [
+				$data->kalender_id,
+				$data->bis,
+				$data->von,
+				$data->kalender_id,
+			]);
+
+			if (!isError($result) && hasData($result))
+			{
+				foreach (getData($result) as $row)
+					$collisions[] = $this->_ci->phraseslib->t('ui', 'reservierung_kollision') . ': ' . $row->gruppenname . ' (' . date('d.m.Y H:i', strtotime($row->von)) . ' - ' . date('d.m.Y H:i', strtotime($row->bis)) . ')';
+			}
+		}
+
+		return $collisions;
+	}
+
+	public function checkAll($kalender_ids)
+	{
+		if (empty($kalender_ids)) return [];
+
+		$dbModel = new DB_Model();
+
+		$placeholders = implode(',', array_fill(0, count($kalender_ids), '?'));
+
+		$sql = "
+			SELECT DISTINCT ON (current_kalender.kalender_id) current_kalender.kalender_id
+			FROM lehre.tbl_kalender current_kalender
+	
+			JOIN (
+				SELECT tbl_lehreinheitgruppe.studiengang_kz, tbl_lehreinheitgruppe.semester, tbl_lehreinheitgruppe.verband, tbl_lehreinheitgruppe.gruppe,
+					tbl_lehreinheitgruppe.gruppe_kurzbz, tbl_kalender_lehreinheit.kalender_id
+				FROM lehre.tbl_kalender_lehreinheit
+				JOIN lehre.tbl_lehreinheit ON tbl_lehreinheit.lehreinheit_id = tbl_kalender_lehreinheit.lehreinheit_id
+				JOIN lehre.tbl_lehreinheitgruppe ON tbl_lehreinheitgruppe.lehreinheit_id = tbl_lehreinheit.lehreinheit_id
+				UNION
+				SELECT tbl_kalender_event_teilnehmer.studiengang_kz, tbl_kalender_event_teilnehmer.semester, tbl_kalender_event_teilnehmer.verband, tbl_kalender_event_teilnehmer.gruppe,
+					tbl_kalender_event_teilnehmer.gruppe_kurzbz, tbl_kalender_event_teilnehmer.kalender_id
+				FROM lehre.tbl_kalender_event_teilnehmer
+			) current_lehreinheitguppe ON current_lehreinheitguppe.kalender_id = current_kalender.kalender_id
+	
+			LEFT JOIN public.tbl_gruppe current_gruppe
+				ON current_gruppe.gruppe_kurzbz = current_lehreinheitguppe.gruppe_kurzbz
+	
+			JOIN lehre.tbl_kalender other_kalender
+				ON other_kalender.kalender_id != current_kalender.kalender_id
+				AND other_kalender.von < current_kalender.bis
+				AND other_kalender.bis > current_kalender.von
+	
+			JOIN (
+				SELECT tbl_lehreinheitgruppe.studiengang_kz, tbl_lehreinheitgruppe.semester, tbl_lehreinheitgruppe.verband, tbl_lehreinheitgruppe.gruppe,
+					tbl_lehreinheitgruppe.gruppe_kurzbz, tbl_kalender_lehreinheit.kalender_id
+				FROM lehre.tbl_kalender_lehreinheit
+				JOIN lehre.tbl_lehreinheit ON tbl_lehreinheit.lehreinheit_id = tbl_kalender_lehreinheit.lehreinheit_id
+				JOIN lehre.tbl_lehreinheitgruppe ON tbl_lehreinheitgruppe.lehreinheit_id = tbl_lehreinheit.lehreinheit_id
+				UNION
+				SELECT tbl_kalender_event_teilnehmer.studiengang_kz, tbl_kalender_event_teilnehmer.semester, tbl_kalender_event_teilnehmer.verband, tbl_kalender_event_teilnehmer.gruppe,
+					tbl_kalender_event_teilnehmer.gruppe_kurzbz, tbl_kalender_event_teilnehmer.kalender_id
+				FROM lehre.tbl_kalender_event_teilnehmer
+			) other_lehreinheitguppe ON other_lehreinheitguppe.kalender_id = other_kalender.kalender_id
+	
+			LEFT JOIN public.tbl_gruppe other_gruppe
+				ON other_gruppe.gruppe_kurzbz = other_lehreinheitguppe.gruppe_kurzbz
+	
+			WHERE current_kalender.kalender_id IN ({$placeholders})
+			AND other_kalender.status_kurzbz NOT IN ('archived', 'deleted', 'to_delete')
+			AND current_lehreinheitguppe.studiengang_kz = other_lehreinheitguppe.studiengang_kz
+			AND current_lehreinheitguppe.semester = other_lehreinheitguppe.semester
+			AND (
+				(
+					current_lehreinheitguppe.gruppe_kurzbz IS NULL
+					AND other_lehreinheitguppe.gruppe_kurzbz IS NULL
+					AND (
+						current_lehreinheitguppe.verband IS NULL
+						OR (
+							current_lehreinheitguppe.verband = other_lehreinheitguppe.verband
+							AND (current_lehreinheitguppe.gruppe IS NULL OR other_lehreinheitguppe.gruppe IS NULL OR current_lehreinheitguppe.gruppe = other_lehreinheitguppe.gruppe)
+						)
+					)
+				)
+				OR
+				(
+					current_lehreinheitguppe.gruppe_kurzbz IS NOT NULL
+					AND other_lehreinheitguppe.gruppe_kurzbz IS NOT NULL
+					AND current_gruppe.direktinskription IS NOT TRUE
+					AND other_gruppe.direktinskription IS NOT TRUE
+				)
+				OR
+				(
+					(
+						current_lehreinheitguppe.gruppe_kurzbz IS NULL
+						AND other_lehreinheitguppe.gruppe_kurzbz IS NOT NULL
+						AND other_gruppe.direktinskription IS NOT TRUE
+					)
+					OR
+					(
+						current_lehreinheitguppe.gruppe_kurzbz IS NOT NULL
+						AND other_lehreinheitguppe.gruppe_kurzbz IS NULL
+						AND current_gruppe.direktinskription IS NOT TRUE
+					)
+				)
+			)
+			AND other_kalender.kalender_id NOT IN (
+				SELECT vorgaenger_kalender_id
+				FROM lehre.tbl_kalender
+				WHERE vorgaenger_kalender_id IS NOT NULL
+			)
+			
+		";
+
+		$result = $dbModel->execReadOnlyQuery($sql, $kalender_ids);
+
+		if (isError($result) || !hasData($result)) return [];
+
+		$grouped = [];
+		foreach (getData($result) as $row)
+			$grouped[$row->kalender_id][] = true;
+
+		return $grouped;
+	}
+
+}

application/models/organisation/Gruppe_model.php

@@ -11,4 +11,26 @@ class Gruppe_model extends DB_Model
 		$this->dbTable = 'public.tbl_gruppe';
 		$this->pk = 'gruppe_kurzbz';
 	}
+
+	public function search($query_words)
+	{
+		$this->addSelect('gruppe_kurzbz,
+											studiengang_kz,
+											semester,
+											bezeichnung,
+											gid,
+											\'false\' as lehrverband');
+		$this->db->where(array('sichtbar' => true, 'aktiv' => true, 'lehre' => true, 'direktinskription' => false, 'semester IS NOT NULL' => null));
+		$this->db->group_start();
+		foreach ($query_words as $word)
+		{
+			$this->db->group_start();
+			$this->db->where('gruppe_kurzbz ILIKE', "%" . $word . "%");
+			$this->db->or_where('bezeichnung ILIKE', "%" . $word . "%");
+			$this->db->group_end();
+		}
+		$this->db->group_end();
+
+		return $this->load();
+	}
 }

application/models/organisation/Lehrverband_model.php

@@ -41,4 +41,29 @@ class Lehrverband_model extends DB_Model
 
 		return $result;
 	}
+
+	public function search($query_words)
+	{
+		$this->addSelect('CONCAT(UPPER(CONCAT(typ, kurzbz)), \'\', semester, verband, COALESCE(gruppe,\'\')) as gruppe_kurzbz,
+												studiengang_kz,
+												semester,
+												tbl_lehrverband.bezeichnung,
+												gid,
+												\'true\' as lehrverband');
+		$this->addJoin('public.tbl_studiengang', 'studiengang_kz');
+		$this->addOrder('verband');
+		$this->addOrder('gruppe');
+		$this->db->where(array('tbl_lehrverband.aktiv' => true));
+
+		$this->db->group_start();
+		foreach ($query_words as $word)
+		{
+			$this->db->group_start();
+			$this->db->where('CONCAT(CONCAT(typ, kurzbz), \'\', semester, verband, COALESCE(gruppe,\'\')) ILIKE', "%" . $word . "%");
+			$this->db->or_where('tbl_lehrverband.bezeichnung ILIKE', "%" . $word . "%");
+			$this->db->group_end();
+		}
+		$this->db->group_end();
+		return $this->load();
+	}
 }

application/models/ressource/Kalender_Event_Rolle_model.php

@@ -0,0 +1,15 @@
+<?php
+class Kalender_Event_Rolle_model extends DB_Model
+{
+
+	/**
+	 * Constructor
+	 */
+	public function __construct()
+	{
+		parent::__construct();
+		$this->dbTable = 'lehre.tbl_kalender_event_rolle';
+		$this->pk = array('rolle_kurzbz');
+		$this->hasSequence = false;
+	}
+}

application/models/ressource/Kalender_Event_Teilnehmer_model.php

@@ -0,0 +1,16 @@
+<?php
+class
+Kalender_Event_Teilnehmer_model extends DB_Model
+{
+
+	/**
+	 * Constructor
+	 */
+	public function __construct()
+	{
+		parent::__construct();
+		$this->dbTable = 'lehre.tbl_kalender_event_teilnehmer';
+		$this->pk = array('kalender_event_teilnehmer_id');
+		$this->hasSequence = false;
+	}
+}

application/models/ressource/Kalender_Event_model.php

@@ -0,0 +1,15 @@
+<?php
+class Kalender_Event_model extends DB_Model
+{
+
+	/**
+	 * Constructor
+	 */
+	public function __construct()
+	{
+		parent::__construct();
+		$this->dbTable = 'lehre.tbl_kalender_event';
+		$this->pk = array('kalender_id');
+		$this->hasSequence = false;
+	}
+}

application/models/ressource/Kalender_Lehreinheit_model.php

@@ -0,0 +1,15 @@
+<?php
+class Kalender_Lehreinheit_model extends DB_Model
+{
+
+	/**
+	 * Constructor
+	 */
+	public function __construct()
+	{
+		parent::__construct();
+		$this->dbTable = 'lehre.tbl_kalender_lehreinheit';
+		$this->pk = array('kalender_id','lehreinheit_id');
+		$this->hasSequence = false;
+	}
+}

application/models/ressource/Kalender_Ort_model.php

@@ -0,0 +1,14 @@
+<?php
+class Kalender_Ort_model extends DB_Model
+{
+
+	/**
+	 * Constructor
+	 */
+	public function __construct()
+	{
+		parent::__construct();
+		$this->dbTable = 'lehre.tbl_kalender_ort';
+		$this->pk = 'kalender_ort_id';
+	}
+}

application/models/ressource/Kalender_model.php

@@ -0,0 +1,14 @@
+<?php
+class Kalender_model extends DB_Model
+{
+
+	/**
+	 * Constructor
+	 */
+	public function __construct()
+	{
+		parent::__construct();
+		$this->dbTable = 'lehre.tbl_kalender';
+		$this->pk = 'kalender_id';
+	}
+}

application/models/ressource/Kalenderstatus_model.php

@@ -0,0 +1,14 @@
+<?php
+class Kalenderstatus_model extends DB_Model
+{
+
+	/**
+	 * Constructor
+	 */
+	public function __construct()
+	{
+		parent::__construct();
+		$this->dbTable = 'lehre.tbl_kalender_status';
+		$this->pk = 'status_kurzbz';
+	}
+}

application/models/ressource/Reservierung_Kalender_model.php

@@ -0,0 +1,14 @@
+<?php
+class Reservierung_Kalender_model extends DB_Model
+{
+
+	/**
+	 * Constructor
+	 */
+	public function __construct()
+	{
+		parent::__construct();
+		$this->dbTable = 'sync.tbl_reservierung_kalender';
+		$this->pk = 'reservierung_kalender_id';
+	}
+}

application/models/ressource/Stundenplandev_Kalender_model.php

@@ -0,0 +1,14 @@
+<?php
+class Stundenplandev_Kalender_model extends DB_Model
+{
+
+	/**
+	 * Constructor
+	 */
+	public function __construct()
+	{
+		parent::__construct();
+		$this->dbTable = 'sync.tbl_stundenplandev_kalender';
+		$this->pk = 'stundenplandev_kalender_id';
+	}
+}

application/views/Tempus.php

@@ -0,0 +1,50 @@
+<?php
+	$includesArray = array(
+		'title' => 'Tempus',
+		'axios027' => true,
+		'bootstrap5' => true,
+		'fontawesome6' => true,
+		'vue3' => true,
+		'primevue3' => true,
+		'tabulator5' => true,
+		'vuedatepicker11' => true,
+		'phrases' => array(
+			'global',
+			'ui',
+			'notiz',
+		),
+		'customCSSs' => [
+			'public/css/components/vue-datepicker.css',
+			'public/css/components/primevue.css',
+			'public/css/components/calendar.css',
+			'public/css/Tempus.css',
+			'public/css/Studentenverwaltung.css',
+			'public/css/components/function.css'
+		],
+		'customJSs' => [
+			#'vendor/npm-asset/primevue/tree/tree.min.js',
+			#'vendor/npm-asset/primevue/toast/toast.min.js'
+			'vendor/moment/luxonjs/luxon.min.js'
+		],
+		'customJSModules' => [
+			'public/js/apps/Tempus.js'
+		]
+	);
+
+	$this->load->view('templates/FHC-Header', $includesArray);
+?>
+	<div id="main">
+		<router-view
+			default-semester="<?= $variables['semester_aktuell']; ?>"
+			active-addons="<?= defined('ACTIVE_ADDONS') ? ACTIVE_ADDONS : ''; ?>"
+			tempus-root="<?= site_url('Tempus'); ?>"
+			cis-root="<?= CIS_ROOT; ?>"
+			avatar-url="<?= site_url('Cis/Pub/bild/person/' . getAuthPersonId()); ?>"
+			logout-url="<?= site_url('Cis/Auth/logout'); ?>"
+			:permissions="<?= htmlspecialchars(json_encode($permissions)); ?>"
+			:config="<?=  htmlspecialchars(json_encode($variables)); ?>"
+			>
+		</router-view>
+	</div>
+
+<?php $this->load->view('templates/FHC-Footer', $includesArray); ?>

public/css/Cis4/CoreCalendarEvents.css

@@ -97,3 +97,15 @@
 	display: none;
 }
 
+.weekPageContainer .calendar-event-collisions
+{
+	display: grid;
+	grid-template-columns: auto 1fr;
+	background: repeating-linear-gradient(
+			135deg,
+			transparent,
+			transparent 16px,
+			rgba(0, 0, 0, 0.3) 16px,
+			rgba(0, 0, 0, 0.3) 32px
+	);
+}

public/css/Tempus.css

@@ -0,0 +1,187 @@
+@import './Fhc.css';
+@import './components/searchbar/searchbar.css';
+@import './components/verticalsplit.css';
+@import './components/FilterComponent.css';
+@import './components/Tabs.css';
+@import './components/Notiz.css';
+
+html {
+  font-size: .875em;
+  height: 100%;
+}
+
+body {
+	/*display: flex;*/
+	 height: 100%;
+}
+.heightfull {
+		 height: 95%;
+}
+.navbar-dark .navbar-brand:focus {
+	box-shadow: 0 0 0 .25rem rgba(13,110,253,.25);
+	z-index: 3;
+}
+#main {
+	height: 100%;
+}
+.tempus {
+	height: 100%;
+}
+.searchbar {
+	margin-right: 0!important;
+}
+.searchbar > .input-group {
+	margin-right: 0!important;
+}
+.searchbar > .input-group > * {
+	border-radius: 0!important;
+}
+
+#sidebarMenu {
+	width: 0%;
+}
+
+.tabulator-row.disabled.tabulator-row-odd .tabulator-cell {
+	color: var(--gray-400);
+}
+.tabulator-row.disabled.tabulator-row-even .tabulator-cell {
+	color: var(--gray-500);
+}
+
+/* Dropdown Toolbar Interessent, submenu */
+.dropend .dropdown-toggle.d-flex::after {
+	height: 0;
+}
+
+@media (min-width: 768px) {
+	#sidebarMenu {
+		visibility: visible!important;
+		transform: none;
+		position: inherit;
+		z-index: 1;
+	}
+}
+
+.toast.toast-success {
+	color: #0f5132;
+	background-color: #d1e7dd!important;
+	border-color: #badbcc!important;
+}
+.toast.toast-danger {
+	color: #842029;
+	background-color: #f8d7da!important;
+	border-color: #f5c2c7!important;
+}
+
+.has-filter .fa-filter {
+	color: var(--bs-success);
+}
+
+
+
+
+#parkingslot {
+	border: 1px dashed;
+	min-height: 5vh;
+	max-height: 15vh;
+	color: #AAAAAA;
+	text-align: center;
+	font-size: large;
+	margin-top: 1.25rem;
+	overflow-y: auto;
+	display: flex;
+	align-items: center;
+	justify-content: center;
+	flex-wrap: wrap;
+}
+
+.course-picker {
+	border: 1px dashed #AAAAAA;
+	display: flex;
+	flex-direction: column;
+	flex: 1 1 0;
+	min-height: 0;
+}
+
+.course-picker-row {
+	padding: 0.5rem;
+	margin-bottom: 0.5rem;
+	border: 1px solid var(--bs-border-color);
+	background-color: var(--event-bg);
+}
+
+.parkingevent {
+	border: 1px dashed !important;
+	border-color: #AAAAAA;
+	padding: 0.5rem;
+	margin-bottom: 0.5rem;
+	margin-left: 0.5rem;
+	margin-right: 0.5rem;
+}
+
+:root{
+	--fhc-calendar-pane-height: calc(100vh - 120px);
+}
+
+.eckerltest {
+		box-shadow: 3px 3px 3px #ccc;
+}
+
+.verband-selection {
+	border: 1px dashed #AAAAAA;
+	margin-bottom: 0.5rem;
+	max-height: 450px;
+	overflow-y: auto;
+	display: flex;
+	flex-direction: column;
+}
+
+.lecture-selection {
+	border: 1px dashed #AAAAAA;
+	margin-bottom: 0.5rem;
+	max-height: 20vh;
+	overflow-y: auto;
+	display: flex;
+	flex-direction: column;
+}
+
+.room-selection {
+	border: 1px dashed #AAAAAA;
+	margin-bottom: 0.5rem;
+	padding: 0.5rem 0 0.5rem 0.5rem;
+}
+
+.btn-link.text-danger {
+	text-decoration: none;
+	font-weight: 600;
+}
+
+.btn-link.text-danger:hover {
+	color: #dc3545;
+	transform: scale(1.1);
+}
+
+
+
+.bg-lecturer-wish {
+	opacity: .15;
+}
+.bg-lecturer-block {
+	background: rgba(255, 0, 0, 0.15);
+}
+
+
+.wish-w--2 {
+	background-color: #FF2200;
+}
+.wish-w--1 {
+	background-color: #FF9922;
+}
+.wish-w-1 {
+	background-color: #CCFFCC;
+}
+.wish-w-2 {
+	background-color: #48FA66;
+}
+
+

public/css/components/calendar/events.css

@@ -2,6 +2,10 @@
 	cursor: pointer;
 	font-size: var(--fhc-calendar-fontsize-event, .875rem);
 }
+.event--parked {
+	opacity: 0.45 !important;
+}
+
 .fhc-calendar-mode-day .fhc-calendar-base-grid-line,
 .fhc-calendar-mode-week .fhc-calendar-base-grid-line {
 	padding: 0 var(--fhc-calendar-gap-events, var(--fhc-calendar-gap, 1px));
@@ -69,3 +73,36 @@
 .fhc-calendar-base .event > *:hover {
 	filter: brightness(120%);
 }
+
+.fhc-resize-bar {
+	display: flex;
+	align-items: center;
+	justify-content: center;
+	height: 15px;
+	flex: 0 0 12px;
+	cursor: ns-resize;
+	position: relative;
+	visibility: hidden;
+	pointer-events: none;
+	background-color: transparent !important;
+	border: none !important;
+}
+
+.fhc-resize-bar--top {
+	margin-bottom: -16px;
+}
+.fhc-resize-bar--bottom {
+	margin-top: -16px;
+}
+
+.fhc-calendar-base-grid-line-event:hover > .fhc-resize-bar {
+	visibility: visible;
+	pointer-events: auto;
+}
+.fhc-calendar-base-grid-line-event.event:hover {
+	z-index: 50;
+}
+.fhc-resize-bar {
+	z-index: 2;
+}
+

public/js/api/factory/renderers.js

@@ -9,4 +9,12 @@ export default {
 			}
 		};
 	},
+	loadTempusRenderers() {
+		return {
+			method: 'get',
+			url: '/api/frontend/v1/RendererLoader/GetTempusRenderers',
+			params: {
+			}
+		};
+	},
 }

public/js/api/factory/tempus/config.js

@@ -0,0 +1,38 @@
+/**
+ * Copyright (C) 2025 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/>.
+ */
+
+export default {
+	get() {
+		return {
+			method: 'get',
+			url: 'api/frontend/v1/tempus/config/get'
+		};
+	},
+	getHeader() {
+		return {
+			method: 'get',
+			url: 'api/frontend/v1/tempus/config/getHeader'
+		};
+	},
+	set(params) {
+		return {
+			method: 'post',
+			url: 'api/frontend/v1/tempus/config/set',
+			params
+		};
+	}
+};

public/js/api/factory/tempus/coursepicker.js

@@ -0,0 +1,17 @@
+export default {
+	search(query) {
+		return {
+			method: 'get',
+			url: 'api/frontend/v1/tempus/coursepicker/search',
+			params: { query }
+		};
+	},
+	getByStg(stg, studiensemester_kurzbz) {
+		return {
+			method: 'get',
+			url: 'api/frontend/v1/tempus/coursepicker/getByStg',
+			params: { stg, studiensemester_kurzbz }
+		};
+	},
+
+};

public/js/api/factory/tempus/kalender.js

@@ -0,0 +1,108 @@
+
+export default {
+	getPlan(filter, start_date, end_date)
+	{
+		return {
+			method: 'get',
+			url: '/api/frontend/v1/tempus/Kalender/getPlan',
+			params: { ...filter, start_date, end_date }
+		};
+	},
+	getPlanLecturer(start_date, end_date)
+	{
+		return {
+			method: 'get',
+			url: '/api/frontend/v1/tempus/Kalender/getPlanLecturer',
+			params: { start_date, end_date }
+		};
+	},
+	getPlanStudent(start_date, end_date)
+	{
+		return {
+			method: 'get',
+			url: '/api/frontend/v1/tempus/Kalender/getPlanStudent',
+			params: { start_date, end_date }
+		};
+	},
+
+	syncToLecturer(kalender_id)
+	{
+		return {
+			method: 'post',
+			url: '/api/frontend/v1/tempus/Kalender/syncToLecturer',
+			params: { kalender_id }
+		};
+	},
+	syncToStudent(kalender_id)
+	{
+		return {
+			method: 'post',
+			url: '/api/frontend/v1/tempus/Kalender/syncToStudent',
+			params: { kalender_id }
+		};
+	},
+	sync()
+	{
+		return {
+			method: 'post',
+			url: '/api/frontend/v1/tempus/Kalender/sync',
+		};
+	},
+	getLektorZeitsperren(emp, start_date, end_date) {
+		return {
+			method: 'get',
+			url: '/api/frontend/v1/tempus/Kalender/getZeitsperren',
+			params: { emp, start_date, end_date }
+		};
+	},
+	getLektorZeitwuensche(emp, start_date, end_date) {
+		return {
+			method: 'get',
+			url: '/api/frontend/v1/tempus/Kalender/getZeitwuensche',
+			params: { emp, start_date, end_date }
+		};
+	},
+	getStunden() {
+		return {
+			method: 'get',
+			url: '/api/frontend/v1/tempus/Kalender/getStunden',
+		};
+	},
+	updateKalenderEvent(kalender_id, updatedInfos) {
+		return {
+			method: 'post',
+			url: '/api/frontend/v1/tempus/Kalender/updateKalenderEvent',
+			params: { kalender_id, updatedInfos}
+		};
+	},
+	addKalenderEvent(lehreinheit_id, ort_kurzbz, start_date, end_date) {
+		return {
+			method: 'post',
+			url: '/api/frontend/v1/tempus/Kalender/addKalenderEvent',
+			params: { lehreinheit_id, ort_kurzbz, start_date, end_date}
+		};
+	},
+	getRaumvorschlag(start_date, end_date, lehreinheit_id) {
+		return {
+			method: 'get',
+			url: '/api/frontend/v1/tempus/Kalender/getRaumvorschlag',
+			params: { start_date, end_date, lehreinheit_id}
+		};
+	},
+
+	getHistory(kalender_id) {
+		return {
+			method: 'get',
+			url: '/api/frontend/v1/tempus/Kalender/getHistory',
+			params: { kalender_id }
+		};
+	},
+	deleteEntry(kalender_id) {
+		return {
+			method: 'post',
+			url: '/api/frontend/v1/tempus/Kalender/deleteEntry',
+			params: { kalender_id }
+		};
+	},
+
+};

public/js/api/factory/tempus/reservierung.js

@@ -0,0 +1,59 @@
+/**
+ * Copyright (C) 2025 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/>.
+ */
+
+export default {
+	getInformation() {
+		return {
+			method: 'get',
+			url: '/api/frontend/v1/tempus/Reservierung/getInformation',
+		};
+	},
+	searchTeilnehmer(query)
+	{
+		return {
+			method: 'get',
+			url: `/api/frontend/v1/tempus/Reservierung/getLektor?query=${encodeURIComponent(query)}`
+		};
+	},
+	searchGroup(query)
+	{
+		return {
+			method: 'get',
+			url: `/api/frontend/v1/tempus/Reservierung/searchGroup?query=${encodeURIComponent(query)}`
+		};
+	},
+	getGruppen(query) {
+		return {
+			method: 'get',
+			url: `/api/frontend/v1/tempus/Reservierung/getGruppen?query=${encodeURIComponent(query)}`
+		};
+	},
+	getRollen() {
+		return {
+			method: 'get',
+			url: '/api/frontend/v1/tempus/Reservierung/getRollen',
+		};
+	},
+	addReservierung(titel, beschreibung, ort_kurzbz, start_date, end_date, teilnehmer, specialFinalGroups, specialGroups, groups) {
+		return {
+			method: 'post',
+			url: '/api/frontend/v1/tempus/Reservierung/addReservierung',
+			params: { titel, beschreibung, ort_kurzbz, start_date, end_date, teilnehmer, specialFinalGroups, specialGroups, groups}
+		};
+	},
+
+};

public/js/apps/Tempus.js

@@ -0,0 +1,45 @@
+/**
+ * Copyright (C) 2024 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/>.
+ */
+
+import FhcTempus from "../components/Tempus/Tempus.js";
+
+import Phrasen from "../plugins/Phrasen.js";
+import {capitalize} from "../helpers/StringHelpers.js";
+
+
+const ciPath = FHC_JS_DATA_STORAGE_OBJECT.app_root.replace(/(https:|)(^|\/\/)(.*?\/)/g, '') + FHC_JS_DATA_STORAGE_OBJECT.ci_router;
+
+const router = VueRouter.createRouter({
+	history: VueRouter.createWebHistory(),
+	routes: [
+		{ path: `/${ciPath}/Tempus`, component: FhcTempus },
+	]
+});
+
+const app = Vue.createApp();
+
+app.config.globalProperties.$capitalize = capitalize;
+app
+	.use(router)
+	.use(primevue.config.default, {
+		zIndex: {
+			overlay: 1100
+		}
+	})
+	.use(Phrasen)
+	.directive('tooltip', primevue.tooltip)
+	.mount('#main');

public/js/components/Calendar/Base.js

@@ -1,23 +1,31 @@
-import BaseDraganddrop from './Base/DragAndDrop.js';
 import BaseHeader from './Base/Header.js';
 import BaseSlider from './Base/Slider.js';
 import BsModal from '../Bootstrap/Modal.js';
 
 import CalClick from '../../directives/Calendar/Click.js';
+import DragClick from '../../directives/dragClick.js';
+import Draggable from '../../directives/draggable.js';
+import Drop from '../../directives/drop.js';
 
 export default {
 	name: "CalendarBase",
 	components: {
-		BaseDraganddrop,
 		BaseHeader,
 		BaseSlider,
 		BsModal
 	},
 	directives: {
-		CalClick
+		CalClick,
+		DragClick,
+		Draggable,
+		Drop
 	},
 	provide() {
 		return {
+			events: Vue.computed(() => this.convertedEvents),
+			backgrounds: Vue.computed(() => this.convertedBackgrounds),
+			dropAllowed: Vue.computed(() => !!this.onDrop),
+			onDrop: Vue.computed(() => this.onDrop || null),
 			locale: Vue.computed(() => this.locale),
 			timezone: Vue.computed(() => this.timezone),
 			timeGrid: Vue.computed(() => this.timeGrid),
@@ -43,8 +51,20 @@ export default {
 
 				return () => true;
 			}),
+			resizableEvents: Vue.computed(() => {
+				if (!this.resizableEvents)
+					return () => false;
+
+				if (Array.isArray(this.resizableEvents))
+					return event => this.resizableEvents.includes(event.type);
+				if (this.resizableEvents instanceof Function)
+					return this.resizableEvents;
+
+				return () => true;
+			}),
 			hasDragoverFunc: Vue.computed(() => this.onDragover),
-			mode: Vue.computed(() => this.mode)
+			mode: Vue.computed(() => this.mode),
+			onResize: Vue.computed(() => this.onResize || null),
 		};
 	},
 	props: {
@@ -93,11 +113,17 @@ export default {
 			type: Boolean,
 			default: undefined
 		},
+		btnTableList: {
+			type: Boolean,
+			default: undefined
+		},
 		timeGrid: Array,
 		draggableEvents: [Boolean, Array, Function],
 		dropableEvents: [Boolean, Array, Function],
+		resizableEvents: [Boolean, Array, Function],
 		onDragover: Function,
-		onDrop: Function
+		onDrop: Function,
+		onResize: Function
 	},
 	emits: [
 		"click:next",
@@ -188,7 +214,7 @@ export default {
 	},
 	watch: {
 		sDate(n, o) {
-			if (this.sDate.isValid && !this.sDate.hasSame(this.internalDate, 'day'))
+			if (this.sDate.isValid && (!this.internalDate || !this.sDate.hasSame(this.internalDate, 'day')))
 				this.internalDate = this.sDate;
 		},
 		sMode() {
@@ -240,9 +266,7 @@ export default {
 				break;
 			}
 		},
-		onDropItem(evt, start, end) {
-			this.$emit('drop', evt, start, end);
-		},
+
 		showEventModal(eventObj) {
 			this.modalEvent = eventObj;
 			this.$refs.modal.show();
@@ -263,11 +287,7 @@ export default {
 	},
 	template: /* html */`
 	<div class="fhc-calendar-base h-100">
-		<base-draganddrop
-			class="card h-100"
-			:events="convertedEvents"
-			:backgrounds="convertedBackgrounds"
-			@drop="onDropItem"
+		<div class="card h-100"
 			v-cal-click:container
 			@cal-click-default.capture="handleClickDefaults"
 		>
@@ -282,6 +302,7 @@ export default {
 				:btn-week="!!modes['week'] && (btnWeek || (showBtns && btnWeek !== false))"
 				:btn-month="!!modes['month'] && (btnMonth || (showBtns && btnMonth !== false))"
 				:btn-list="!!modes['list'] && (btnList || (showBtns && btnList !== false))"
+				:btn-table-list="!!modes['tableList'] && (btnTableList || (showBtns && btnTableList !== false))"
 				:mode-options="modeOptions ? modeOptions[cMode] : undefined"
 			>
 				<slot name="actions" />
@@ -293,11 +314,12 @@ export default {
 				@update:range="$emit('update:range', $event)"
 				@request-modal-open="showEventModal"
 				@request-modal-close="hideEventModal"
+				@drop="$emit('drop', $event)"
 				v-bind="modeOptions ? modeOptions[cMode] : null || {}"
 			>
 				<template v-slot="slot"><slot v-bind="slot" /></template>
 			</component>
-		</base-draganddrop>
+		</div>
 		<bs-modal ref="modal" dialog-class="modal-lg" body-class="" @hidden-bs-modal="onModalHidden">
 			<template #title>
 				<slot v-if="modalEvent" v-bind="{mode: 'eventheader', event: modalEvent.event}" />

public/js/components/Calendar/Base/DragAndDrop.js

@@ -1,165 +0,0 @@
-import DragAndDrop from '../../../helpers/DragAndDrop.js';
-
-import CalDnd from '../../../directives/Calendar/DragAndDrop.js';
-
-/**
- * TODO(chris): this needs serious rework!
- */
-
-export default {
-	name: "CalendarDragAndDrop",
-	directives: {
-		CalDnd
-	},
-	provide() {
-		return {
-			events: Vue.computed(() => this.correctedEvents),
-			backgrounds: Vue.computed(() => this.backgrounds),
-			dropAllowed: Vue.computed(() => this.dragging && this.dropAllowed)
-		};
-	},
-	inject: {
-		mode: "mode",
-		dropableEvents: "dropableEvents"
-	},
-	props: {
-		events: Array,
-		backgrounds: Array
-	},
-	emits: [
-		"drop"
-	],
-	data() {
-		return {
-			dragging: false,
-			allowed: false,
-			draggedInternalEvent: null,
-			draggedExternalEvent: null,
-			targetTimestamp: 0,
-			targetGridEnds: null,
-			dropAllowed: false,
-
-			shadowPreview: false // TODO(chris): IMPLEMENT! (use background instead of event as preview)
-		};
-	},
-	computed: {
-		correctedEvents() {
-			if (this.dragging) {
-				if (this.draggedInternalEvent) {
-					const index = this.events.findIndex(e => e.id == this.draggedInternalEvent.id);
-					if (this.previewEvent && !this.shadowPreview)
-						return this.events.toSpliced(index, 1, this.previewEvent);
-					else
-						return this.events.toSpliced(index, 1);
-				}
-				if (this.previewEvent && !this.shadowPreview)
-					return [...this.events, this.previewEvent];
-			}
-
-			return this.events;
-		},
-		correctedBackgrounds() {
-			if (this.dragging) {
-				if (this.shadowPreview) {
-					// TODO(chris): how to get the length
-					return [...this.backgrounds, {
-						start: new Date(this.targetTimestamp),
-						class: 'shadow-preview'
-					}];
-				}
-			}
-
-			return this.backgrounds;
-		},
-		previewEvent() {
-			if (!this.dragging || !this.dropAllowed)
-				return null;
-			if (!this.targetTimestamp)
-				return null;
-
-			const event = this.draggedInternalEvent || this.draggedExternalEvent;
-
-			if (!event)
-				return null;
-			
-			// TODO(chris): calculate length correctly from orig
-			let length = event.end - event.start;
-			if (this.targetGridEnds)
-				length = this.targetGridEnds.find(end => end >= this.targetTimestamp + length) - this.targetTimestamp;
-			
-			return {
-				orig: event.orig,
-				start: this.targetTimestamp,
-				end: this.targetTimestamp + length
-			};
-		}
-	},
-	methods: {
-		onDragstart(evt) {
-			const data = DragAndDrop.convertToTransferData(evt.detail.item.orig);
-			if (DragAndDrop.isValidDragObject(data)) {
-				DragAndDrop.setTransferData(evt.detail.originalEvent, data);
-				this.draggedInternalEvent = evt.detail.item;
-			}
-		},
-		onDragend() {
-			this.draggedInternalEvent = null;
-			this.dragging = false;
-		},
-		onDragenter(evt) {
-			this.dragging = true;
-
-			if (!this.draggedInternalEvent) {
-				const event = DragAndDrop.getValidTransferData(evt.detail.originalEvent);
-				if (event) {
-					this.draggedExternalEvent = {
-						id: event.id,
-						type: event.type,
-						start: event.isostart
-							? luxon.DateTime.fromISO(event.isostart).setZone(this.timezone)
-							: luxon.DateTime.local().setZone(this.timezone),
-						end: event.isoend
-							? luxon.DateTime.fromISO(event.isoend).setZone(this.timezone)
-							: luxon.DateTime.local().setZone(this.timezone),
-						orig: event
-					};
-				} else {
-					this.draggedExternalEvent = null;
-				}
-				this.dropAllowed = this.dropableEvents(event, this.mode);
-			} else {
-				this.dropAllowed = this.dropableEvents(this.draggedInternalEvent, this.mode);
-			}
-		},
-		onDragleave() {
-			this.dragging = false;
-		},
-		onDragchange(evt) {
-			this.targetTimestamp = evt.detail.timestamp;
-			
-			this.targetGridEnds = evt.detail.ends || null;
-		},
-		onDrop(evt) {
-			if (!this.dragging || !this.dropAllowed)
-				return;
-
-			this.$emit('drop', evt, this.previewEvent.start, this.previewEvent.end);
-			this.dropAllowed = false;
-			this.dragging = false;
-		}
-	},
-	template: `
-	<div
-		class="fhc-calendar-base-draganddrop"
-		@calendar-dragstart="onDragstart"
-		@calendar-dragend="onDragend"
-		v-cal-dnd:dropcage
-		@calendar-dragenter="onDragenter"
-		@calendar-dragleave="onDragleave"
-		@calendar-dragchange="onDragchange"
-		@drop="onDrop"
-	>
-		<slot />
-	</div>
-	`
-}

public/js/components/Calendar/Base/Grid.js

@@ -1,7 +1,8 @@
 import GridLine from './Grid/Line.js';
 import GridLineEvent from './Grid/Line/Event.js';
 
-import CalDnd from '../../../directives/Calendar/DragAndDrop.js';
+import drop from '../../../directives/drop.js';
+import { useResizeHandler } from '../../../helpers/Tempus/ResizeHandler.js';
 
 export default {
 	name: "CalendarGrid",
@@ -10,12 +11,18 @@ export default {
 		GridLineEvent
 	},
 	directives: {
-		CalDnd
+		drop
 	},
 	inject: {
 		originalEvents: "events",
 		originalBackgrounds: "backgrounds",
-		dropAllowed: "dropAllowed"
+		dropAllowed: "dropAllowed",
+		onDrop: "onDrop",
+		onResize: "onResize",
+		timeGrid: {
+			from: "timeGrid",
+			default: () => []
+		}
 	},
 	provide() {
 		return {
@@ -57,10 +64,10 @@ export default {
 	},
 	data() {
 		return {
-			dragging: false,
 			resizeObserver: null,
 			mutationObserver: null,
-			userScroll: true
+			userScroll: true,
+			isDragging: false
 		};
 	},
 	computed: {
@@ -252,17 +259,27 @@ export default {
 				pageLeft += this.getPageLeft(el.offsetParent);
 			return pageLeft;
 		},
-		getTimestampFromMouse(evt, dayTimestamp) {
+		getTimestampFromMouse(evt, dayTimestamp)
+		{
 			let mouse, mouseFrac;
-			if (this.flipAxis) {
-				mouse = evt.pageX - this.getPageLeft(this.$refs.body) + this.$refs.main.scrollLeft;
+
+			const grabOffsetY = parseFloat(evt.dataTransfer.getData('fhc-grab-offset-y')) || 0;
+			const grabOffsetX = parseFloat(evt.dataTransfer.getData('fhc-grab-offset-x')) || 0;
+
+			if (this.flipAxis)
+			{
+				mouse = evt.pageX - this.getPageLeft(this.$refs.body) + this.$refs.scroller.scrollLeft - grabOffsetX;
 				mouseFrac = mouse / this.$refs.body.offsetWidth;
-			} else {
-				mouse = evt.pageY - this.getPageTop(this.$refs.body) + this.$refs.main.scrollTop;
+			}
+			else
+			{
+				mouse = evt.pageY - this.getPageTop(this.$refs.body) + this.$refs.scroller.scrollTop - grabOffsetY;
 				mouseFrac = mouse / this.$refs.body.offsetHeight;
 			}
 
-			return dayTimestamp + this.start + Math.floor((this.end - this.start) * mouseFrac);
+			let rawTimestamp = dayTimestamp + this.start + Math.floor((this.end - this.start) * mouseFrac);
+			let fiveMinutes = 5 * 60 * 1000;
+			return Math.round(rawTimestamp / fiveMinutes) * fiveMinutes;
 		},
 
 		/* SCROLLING */
@@ -308,7 +325,151 @@ export default {
 			} else {
 				this.$refs.scroller.scrollTo(0, 0);
 			}
-		}
+		},
+		calculateNettoDuration(start, end) {
+			const startDay = start.startOf('day');
+			const blocks = this.axisPartsWithBreaks.filter(p => p.index !== undefined);
+
+			let nettoDuration = luxon.Duration.fromMillis(0);
+
+			for (const block of blocks)
+			{
+				const blockStart = startDay.plus(block.start);
+				const blockEnd = startDay.plus(block.end);
+
+				const overlapStart = blockStart > start ? blockStart : start;
+				const overlapEnd = blockEnd < end ? blockEnd : end;
+
+				if (overlapStart < overlapEnd) {
+					nettoDuration = nettoDuration.plus(overlapEnd.diff(overlapStart));
+				}
+			}
+
+			return nettoDuration;
+		},
+
+		calculateDropEnd(dropStart, durationMs) {
+			const duration = luxon.Duration.fromMillis(durationMs);
+			const blocks = this.axisPartsWithBreaks.filter(p => p.index !== undefined);
+			let accumulated = luxon.Duration.fromMillis(0);
+
+			for (const block of blocks)
+			{
+				const blockStart = dropStart.startOf('day').plus(block.start);
+				const blockEnd = dropStart.startOf('day').plus(block.end);
+
+				if (blockEnd <= dropStart) continue;
+
+				const relevantStart = blockStart > dropStart ? blockStart : dropStart;
+				const relevantDuration = blockEnd.diff(relevantStart);
+
+				accumulated = accumulated.plus(relevantDuration);
+
+				if (accumulated >= duration)
+				{
+					const overflow = accumulated.minus(duration);
+					return blockEnd.minus(overflow);
+				}
+			}
+
+			const lastBlock = blocks[blocks.length - 1];
+			return dropStart.startOf('day').plus(lastBlock.end);
+		},
+
+		onDropSnap(evt, items, date, part) {
+			let obj = items;
+			if (!obj?.orig) return;
+
+			const dayStr = evt?.currentTarget?.dataset?.day;
+			const dropDay = dayStr ? luxon.DateTime.fromISO(dayStr) : date;
+
+			const rawTimestamp = this.getTimestampFromMouse(evt, dropDay.toMillis());
+			const grabTime = luxon.DateTime.fromMillis(rawTimestamp);
+
+			const blocks = this.axisPartsWithBreaks.filter(p => p.index !== undefined);
+			const grabOffset = grabTime.diff(dropDay);
+
+			const snappedPart = blocks.find(b => grabOffset >= b.start && grabOffset < b.end) || part;
+			const dropStart = dropDay.plus(snappedPart.start);
+
+			let nettoDuration = this._getNettoDurationForDrop(obj);
+			let dropEnd = this.calculateDropEnd(dropStart, nettoDuration);
+
+			this.onDrop?.({
+				item: [obj],
+				start: dropStart.toISO(),
+				end: dropEnd.toISO()
+			});
+		},
+
+		_getNettoDurationForDrop(obj) {
+			if (obj.orig?.isostart && obj.orig?.isoend)
+			{
+				const s = luxon.DateTime.fromISO(obj.orig.isostart);
+				const e = luxon.DateTime.fromISO(obj.orig.isoend);
+				if (s.isValid && e.isValid)
+					return this.calculateNettoDuration(s, e);
+			}
+
+			if (obj.stundenblockung)
+			{
+				let blocks = this.axisPartsWithBreaks.filter(p => p.index !== undefined);
+				let firstBlock = blocks[0];
+				let blockMinutes = luxon.Duration.fromISO(firstBlock.end).minus(luxon.Duration.fromISO(firstBlock.start)).as('minutes');
+				if (!Number.isFinite(blockMinutes) || blockMinutes <= 0) blockMinutes = 45;
+				return luxon.Duration.fromObject({ minutes: obj.stundenblockung * blockMinutes });
+			}
+
+			return luxon.Duration.fromObject({ minutes: 45 });
+		},
+		onDropFree(evt, items, date)
+		{
+			let obj = items;
+			if (!obj?.orig)
+				return;
+
+			const timestamp = this.getTimestampFromMouse(evt, date);
+			const dropStart = luxon.DateTime.fromMillis(timestamp);
+
+			let nettoDuration = this._getNettoDurationForDrop(obj);
+			let dropEnd = this.calculateDropEnd(dropStart, nettoDuration);
+
+			this.onDrop?.({
+				item: [obj],
+				start: dropStart.toISO(),
+				end: dropEnd.toISO()
+			});
+		},
+		handleResizeStart({ edge, evt, el, event })
+		{
+			const gridEl = this.$refs.body;
+
+			if (!gridEl)
+				return;
+
+			this.resizeHandler.startResize(edge, evt, {
+				el,
+				gridEl,
+				event,
+				timeGrid: this.timeGrid,
+				onEnd: ({ event, newStart, newEnd }) => {
+					const orig = event?.orig;
+					if (!orig || !newStart || !newEnd)
+						return;
+
+					this.onResize?.({
+						item: [{ type: 'kalender', id: orig.kalender_id, orig }],
+						start: newStart,
+						end: newEnd
+					});
+				}
+			});
+		},
+	},
+	setup()
+	{
+		const resizeHandler = useResizeHandler();
+		return { resizeHandler };
 	},
 	beforeUnmount() {
 		this.disableAutoScroll();
@@ -382,11 +543,11 @@ export default {
 					ref="body"
 					class="grid-body"
 					style="display:grid;grid-template-rows:subgrid;grid-template-columns:subgrid"
+					@dragenter="isDragging = true"
+					@dragleave.self="isDragging = false"
+					@dragend="isDragging = false"
+					@drop="isDragging = false"
 					:style="'grid-' + axisCol + ':2/-1;grid-' + axisRow + ':1/-1'"
-					v-cal-dnd:dropcage
-					@calendar-dragenter="dragging = true"
-					@calendar-dragleave="dragging = false"
-					@dragover="dropAllowed ? $event.preventDefault() : null"
 				>
 					<template
 						v-for="(date, index) in axisMain"
@@ -401,9 +562,11 @@ export default {
 						>
 							<slot name="part-body" v-bind="{ index, part }" />
 							<div
-								v-if="snapToGrid && dragging"
-								style="position:absolute;inset:0;z-index:1"
-								v-cal-dnd:dropzone.once="{date: date.plus(part.start || part), ends: ends.slice(ends.findIndex(end => end > date))}"
+								v-if="snapToGrid"
+								style="position:absolute;inset:0"
+								:style="{ zIndex: isDragging ? 10 : 1 }"
+								:data-day="date.toFormat('yyyy-MM-dd')"
+								v-drop:move.lehreinheit.kalender.reservierung="(evt, item) => onDropSnap(evt, item, date, part)"
 							></div>
 						</div>
 						<grid-line
@@ -413,6 +576,7 @@ export default {
 							:events="eventsNormal[index]"
 							:backgrounds="backgrounds[index]"
 							style="position:relative"
+							@resize-start="handleResizeStart"
 							:style="'grid-' + axisRow + ':1/-1;grid-' + axisCol + ':' + (1+index)"
 						>
 							<template #event="slot">
@@ -420,9 +584,10 @@ export default {
 							</template>
 							<template #dropzone>
 								<div
-									v-if="!snapToGrid && dragging"
-									style="position:absolute;inset:0;z-index:1"
-									v-cal-dnd:dropzone="evt => getTimestampFromMouse(evt, date)"
+									v-if="!snapToGrid"
+									style="position:absolute;inset:0"
+									:style="{ zIndex: isDragging ? 10 : 1 }"
+									v-drop:move.lehreinheit.kalender.reservierung="(evt, item) => onDropFree(evt, item, date)"
 								></div>
 							</template>
 						</grid-line>
@@ -432,4 +597,4 @@ export default {
 		</div>
 	</div>
 	`
-}
+}

public/js/components/Calendar/Base/Grid/Line.js

@@ -74,6 +74,7 @@ export default {
 			:key="i"
 			:style="'grid-' + axisRow + ': ' + event.rows.join('/')"
 			:event="event"
+			@resize-start="$emit('resize-start', $event)"
 		>
 			<template v-slot="slot">
 				<slot name="event" v-bind="slot" />

public/js/components/Calendar/Base/Grid/Line/Event.js

@@ -1,15 +1,35 @@
-import CalDnd from '../../../../../directives/Calendar/DragAndDrop.js';
+import draggable from '../../../../../directives/draggable.js';
 import CalClick from '../../../../../directives/Calendar/Click.js';
 
 export default {
 	name: "GridLineEvent",
 	directives: {
-		CalDnd,
+		draggable,
 		CalClick
 	},
+	emits: [
+		'resize-start'
+	],
+	data() {
+		return {
+			contextMenu: {
+				show: false,
+				x: 0,
+				y: 0
+			}
+		};
+	},
 	inject: {
 		draggableEvents: "draggableEvents",
-		mode: "mode"
+		resizableEvents: {
+			from: "resizableEvents",
+			default: () => () => false
+		},
+		mode: "mode",
+		contextMenuActions: {
+			from: "contextMenuActions",
+			default: () => ({})
+		}
 	},
 	props: {
 		event: {
@@ -27,6 +47,9 @@ export default {
 		draggable() {
 			return !this.isHeaderOrFooter && this.draggableEvents(this.event.orig, this.mode);
 		},
+		resizable() {
+			return !this.isHeaderOrFooter && this.resizableEvents(this.event.orig, this.mode);
+		},
 		classes() {
 			const classes = [];
 			if (this.isHeaderOrFooter) {
@@ -37,21 +60,102 @@ export default {
 				if (this.event.endsHere)
 					classes.push('event-end');
 			}
-			return classes
+			return classes;
+		},
+		dragKalenderCollection() {
+			const orig = this.event.orig;
+			return {
+				type: 'kalender',
+				id: orig?.kalender_id ?? null,
+				orig,
+			};
+		},
+		activeContextActions() {
+			if (this.isHeaderOrFooter) return [];
+			const type = this.event.orig?.type ?? 'lehreinheit';
+			return this.contextMenuActions[type] ?? this.contextMenuActions['default'] ?? [];
 		}
 	},
-	template: /* html */`
+	methods: {
+		onResizeStart(edge, evt) {
+			this.$emit('resize-start', {
+				edge,
+				evt,
+				el: this.$refs.eventEl,
+				event: this.event
+			});
+		},
+		onRightClick(evt) {
+			this.contextMenu.show = true;
+			this.contextMenu.x = evt.clientX;
+			this.contextMenu.y = evt.clientY;
+		},
+		onContextAction(action) {
+			this.contextMenu.show = false;
+			action(this.event.orig);
+		},
+		closeContextMenu() {
+			this.contextMenu.show = false;
+		},
+		onDragStart(evt) {
+			const rect = this.$refs.eventEl.getBoundingClientRect();
+			evt.dataTransfer.setData('fhc-grab-offset-y', evt.clientY - rect.top);
+			evt.dataTransfer.setData('fhc-grab-offset-x', evt.clientX - rect.left);
+		},
+	},
+	template:`
 	<div
 		class="fhc-calendar-base-grid-line-event event"
 		:class="classes"
-		style="z-index: 1"
+		style="z-index: 2"
 		:draggable="draggable"
-		v-cal-dnd:draggable="event"
+		ref="eventEl"
+		@dragstart="onDragStart"
+		v-draggable:move.noimage="draggable ? dragKalenderCollection : {}"
 		v-cal-click:event="isHeaderOrFooter ? event : event.orig"
+		@contextmenu.prevent="onRightClick"
 	>
+		<div
+			v-if="resizable"
+			class="fhc-resize-bar fhc-resize-bar--top"
+			@pointerdown.prevent.stop="onResizeStart('start', $event)"
+			@click.stop
+		>
+			<i class="fa-solid fa-grip-lines text-muted"></i>
+		</div>
 		<slot :event="isHeaderOrFooter ? event : event.orig">
 			{{ event.orig }}
 		</slot>
+		<div
+			v-if="resizable"
+			class="fhc-resize-bar fhc-resize-bar--bottom"
+			@pointerdown.prevent.stop="onResizeStart('end', $event)"
+			@click.stop
+		>
+			<i class="fa-solid fa-grip-lines text-muted"></i>
+		</div>
+
+	
+		<teleport to="body">
+			<div
+				v-if="contextMenu.show"
+				style="position:fixed; inset:0; z-index:9998"
+				@click="closeContextMenu"
+				@contextmenu.prevent="closeContextMenu"
+			/>
+			<ul
+				v-if="contextMenu.show"
+				class="dropdown-menu show"
+				:style="{ position: 'fixed', top: contextMenu.y + 'px', left: contextMenu.x + 'px', zIndex: 9999 }"
+			>
+				<li v-for="action in activeContextActions" :key="action.label">
+					<button class="dropdown-item" type="button" @click.stop="onContextAction(action.action)">
+						<i v-if="action.icon" :class="action.icon + ' me-2'"></i>
+						{{ action.label }}
+					</button>
+				</li>
+			</ul>
+		</teleport>
 	</div>
 	`
-}
+}

public/js/components/Calendar/Base/Grid/Line/EventCard.js

@@ -0,0 +1,32 @@
+import draggable from '../../../../../directives/draggable.js';
+
+export default {
+	name: 'EventCard',
+	directives: {
+		draggable,
+	},
+	props: {
+		event: { type: Object, required: true },
+		parked: Boolean
+	},
+	computed: {
+		dragKalenderCollection() {
+			return this.event
+		},
+	},
+	template: `
+	<div
+		class="fhc-calendar-base-grid-line-event event"
+		v-draggable:move.noimage="dragKalenderCollection"
+		style="border:1px"
+	>
+		<div class="title">
+			{{ event.orig.topic || event.orig.titel || event.orig.lehrfach }}
+		</div>
+		<div>
+			{{ event.orig.datum }} {{ event.orig.beginn }}–{{ event.orig.ende }}
+			<span v-if="event.ort_kurzbz">· {{ event.orig.ort_kurzbz }}</span>
+		</div>
+	</div>
+`
+};

public/js/components/Calendar/Base/Header.js

@@ -24,7 +24,8 @@ export default {
 		btnMonth: Boolean,
 		btnWeek: Boolean,
 		btnDay: Boolean,
-		btnList: Boolean
+		btnList: Boolean,
+		btnTableList: Boolean
 	},
 	emits: [
 		"next",
@@ -89,6 +90,16 @@ export default {
 					>
 						<i class="fa fa-table-list"></i>
 					</button>
+					
+					<button
+						v-if="btnTableList"
+						type="button"
+						class="btn btn-outline-secondary"
+						:class="{active: mode === 'tableList'}"
+						@click="clickMode($event, 'tableList')"
+					>
+						<i class="fa fa-table-list"></i>
+					</button>
 				</div>
 			</div>
 		</div>

public/js/components/Calendar/Base/Header/Datepicker.js

@@ -39,6 +39,7 @@ export default {
 			case "list":
 				return [this.convertedDate.startOf('day').ts, this.convertedDate.startOf('day').plus({ days: this.listLength }).ts - 1];
 			case "week":
+			case "tableList":
 				return [this.convertedDate.startOf('week', { useLocaleWeeks: true }).ts, this.convertedDate.endOf('week', { useLocaleWeeks: true }).ts];
 			case "day":
 				return this.convertedDate;
@@ -51,6 +52,7 @@ export default {
 			case "month":
 				return this.date.toLocaleString({ month: 'long', year: 'numeric' });
 			case "week":
+			case "tableList":
 				var year = this.date.localWeekYear;
 				var week = this.date.toFormat('nn');
 				return this.$p.t('calendar/year_kw', { year, week });
@@ -76,6 +78,7 @@ export default {
 				break;
 			case "list":
 			case "week":
+			case "tableList":
 				date = luxon.DateTime.fromJSDate(value[0]).setZone(this.timezone, { keepLocalTime: true }).setLocale(this.locale);
 				break;
 			case "day":
@@ -96,7 +99,7 @@ export default {
 		@update:model-value="update"
 		:format="() => title"
 		:month-picker="mode == 'month'"
-		:week-picker="mode == 'week'"
+		:week-picker="mode == 'week' || mode == 'tableList'"
 		:range="mode == 'list' ? { autoRange: listLength - 1 } : false"
 		:text-input="mode == 'day'"
 		:week-start="weekStart"

public/js/components/Calendar/Mode/List/View.js

@@ -1,7 +1,8 @@
 import LabelDay from '../../Base/Label/Day.js';
 import LabelDow from '../../Base/Label/Dow.js';
 
-import CalDnd from '../../../../directives/Calendar/DragAndDrop.js';
+import draggable from '../../../../directives/draggable.js';
+
 import CalClick from '../../../../directives/Calendar/Click.js';
 
 // TODO(chris): drag and drop
@@ -13,7 +14,7 @@ export default {
 		LabelDow
 	},
 	directives: {
-		CalDnd,
+		draggable,
 		CalClick
 	},
 	inject: {
@@ -86,7 +87,7 @@ export default {
 					v-else
 					class="event"
 					:draggable="draggable(event)"
-					v-cal-dnd:draggable="event"
+					v-draggable="event.orig"
 					v-cal-click:event="event.orig"
 				>
 					<slot :event="event.orig" mode="list" />

public/js/components/Calendar/Mode/Month/View.js

@@ -36,7 +36,9 @@ export default {
 					}
 				}
 				return events;
-			})
+			}),
+			draggableEvents: () => false,
+			resizableEvents: () => false
 		};
 	},
 	inject: {

public/js/components/Calendar/Mode/Table.js

@@ -0,0 +1,109 @@
+import BaseSlider from '../Base/Slider.js';
+import TableView from './Table/View.js';
+
+export default {
+	name: "ModeTable",
+	components: {
+		BaseSlider,
+		TableView
+	},
+	props: {
+		currentDate: {
+			type: luxon.DateTime,
+			required: true
+		}
+	},
+	emits: [
+		"update:currentDate",
+		"update:range",
+		"click",
+		"requestModalOpen"
+	],
+	data() {
+		return {
+			focusDate: this.currentDate,
+			rangeOffset: 0
+		};
+	},
+	computed: {
+		range() {
+			let first = this.focusDate.startOf('week', { useLocaleWeeks: true });
+			let last = this.focusDate.endOf('week', { useLocaleWeeks: true });
+
+			if (this.rangeOffset != 0) {
+				if (this.rangeOffset < 0) {
+					first = first.plus({ weeks: this.rangeOffset });
+				} else {
+					last = last.plus({ weeks: this.rangeOffset });
+				}
+			}
+
+			return luxon.Interval.fromDateTimes(first, last);
+		}
+	},
+	watch: {
+		currentDate() {
+			if (this.currentDate.locale != this.focusDate.locale) {
+				this.focusDate = this.currentDate;
+				this.$emit('update:range', this.range);
+			} else {
+				this.rangeOffset = this.currentDate.startOf('week', { useLocaleWeeks: true }).diff(this.focusDate.startOf('week', { useLocaleWeeks: true }), 'weeks').weeks;
+				if (this.rangeOffset) {
+					this.$emit('update:range', this.range);
+					this.$refs.slider.slidePages(this.rangeOffset).then(this.updatePage);
+				}
+			}
+		}
+	},
+	methods: {
+		prevPage() {
+			this.rangeOffset = this.$refs.slider.target - 1;
+			this.$emit('update:range', this.range);
+			this.$refs.slider.prevPage().then(this.updatePage);
+		},
+		nextPage() {
+			this.rangeOffset = this.$refs.slider.target + 1;
+			this.$emit('update:range', this.range);
+			this.$refs.slider.nextPage().then(this.updatePage);
+		},
+		updatePage(weeks) {
+			const newFocusDate = this.focusDate.plus({ weeks });
+			this.focusDate = newFocusDate;
+			this.rangeOffset = 0;
+			this.$emit('update:currentDate', this.focusDate);
+			this.$emit('update:range', this.range);
+		},
+		viewAttrs(weeks) {
+			const day = this.focusDate.plus({ weeks });
+			return { ...this.$attrs, day };
+		},
+		handleClickDefaults(evt) {
+
+			switch (evt.detail.source) {
+				case 'day':
+					// default: Set current-date
+					this.$emit('update:currentDate', evt.detail.value);
+					break;
+				case 'event':
+					// default: Request Modal
+					this.$emit('requestModalOpen', { event: evt.detail.value });
+					break;
+			}
+		}
+	},
+	mounted() {
+		this.$emit('update:range', this.range);
+	},
+	template: `
+	<div
+		class="fhc-calendar-mode-week flex-grow-1 position-relative"
+		@cal-click-default.capture="handleClickDefaults"
+	>
+		<base-slider ref="slider" v-slot="slot">
+			<table-view ref="view" v-bind="viewAttrs(slot.offset)">
+				<template v-slot="slot"><slot v-bind="slot" mode="week" /></template>
+			</table-view>
+		</base-slider>
+	</div>
+	`
+}

public/js/components/Calendar/Mode/Table/View.js

@@ -0,0 +1,147 @@
+import {CoreFilterCmpt} from "../../../../components/filter/Filter.js";
+import BsModal from '../../../Bootstrap/Modal.js';
+import FormInput from "../../../Form/Input.js";
+import ApiDetails from "../../../../api/lehrveranstaltung/details.js";
+
+
+export default {
+	name: "TableView",
+	inject: {
+		events: "events",
+		timezone: "timezone"
+	},
+	components: {
+		CoreFilterCmpt,
+		BsModal,
+		FormInput
+	},
+	props: {
+		day: {
+			type: luxon.DateTime,
+			required: true
+		}
+	},
+	data()
+	{
+		return {
+			raumtyp_array: []
+		}
+	},
+	computed: {
+		start() {
+			return this.day.startOf('week', { useLocaleWeeks: true });
+		},
+		preparedEvents() {
+			const end = this.start.plus({ days: 7 });
+			return this.events
+				.filter(e => e.start < end && e.end > this.start)
+				.sort((a, b) => a.start.ts - b.start.ts)
+				.map(event => ({
+					...event.orig,
+					row_index: event.id,
+				}));
+		},
+		tabulatorOptions() {
+			return {
+				index: "row_index",
+				layout: 'fitDataStretch',
+				placeholder: "Keine Daten verfügbar",
+				persistenceID: "2026_03_09_table_view_v1",
+				data: this.preparedEvents,
+				columns: [
+					{
+						formatter: 'rowSelection',
+						titleFormatter: 'rowSelection',
+						titleFormatterParams: {
+							rowRange: "active"
+						},
+						headerSort: false,
+						width: 40
+					},
+					{title: 'Datum', field: 'datum', headerFilter: "input", formatter: (cell) => {
+							let val = cell.getValue();
+							if (!val)
+								return '&nbsp;';
+							return luxon.DateTime.fromISO(val).toFormat('dd.MM.yyyy')
+						}
+					},
+					{title: 'Von', field: 'beginn', headerFilter: "input"},
+					{title: 'Bis', field: 'ende', headerFilter: "input"},
+					{title: 'Lehrfach', field: 'lehrfach', headerFilter: "input"},
+					{title: 'Bezeichnung', field: 'lehrfach_bez', headerFilter: "input"},
+					{title: 'Lehrform', field: 'lehrform', headerFilter: "input"},
+					{title: 'Raum', field: 'ort_kurzbz', headerFilter: "input"},
+					{
+						title: 'Lektor',
+						field: 'lektor',
+						headerFilter: "input",
+						mutator: (value) => {
+							if (!value)
+								return '';
+							return value.map(l => l.kurzbz).join(', ') ?? '–'
+						}
+					},
+					{title: 'OE', field: 'organisationseinheit', headerFilter: "input"},
+					{title: 'Status', field: 'status_kurzbz', headerFilter: "input"},
+				]
+			}
+		}
+	},
+	methods:
+	{
+		openModal() {
+			this.$refs.raumModal.show();
+		}
+	},
+	watch: {
+		preparedEvents(newData) {
+			this.$refs.tableViewTable?.tabulator?.setData(newData);
+		}
+	},
+	mounted() {
+
+		this.$api.call(ApiDetails.getRaumtyp())
+			.then(result => {
+				this.raumtyp_array = result.data;
+			})
+			.catch(this.$fhcAlert.handleSystemError);
+
+	},
+	template: /* html */`
+	<div class="fhc-calendar-mode-table-view h-100 overflow-auto">
+		<core-filter-cmpt
+			ref="tableViewTable"
+			:tabulator-options="tabulatorOptions"
+			:table-only="true"
+			:side-menu="false"
+			:download="true"
+		>
+			<template #actions>
+				<button class="btn btn-outline-secondary btn-sm">Verschieben</button>
+				<button @click="openModal" class="btn btn-outline-secondary btn-sm">Raum wechsel</button>
+			</template>
+		</core-filter-cmpt>
+		
+		<bs-modal ref="raumModal" class="bootstrap-prompt" dialogClass="modal-lg">
+			<template #title>Raum verschiebung</template>
+				<form-input
+					:label="$p.t('lehre', 'raumtyp')"
+					type="select"
+					container-class="col-3"
+					name="raumtyp"
+				>
+				<option
+					v-for="raumtyp in raumtyp_array"
+					:value="raumtyp.raumtyp_kurzbz"
+					:key="raumtyp.raumtyp_kurzbz"
+				>
+					{{ raumtyp.raumtyp_kurzbz }} {{ raumtyp.beschreibung }}
+				</option>
+			</form-input>
+			<template #footer>
+				<button type="button" class="btn btn-primary">{{ $p.t('ui', 'speichern') }}</button>
+			</template>
+		</bs-modal>
+	</div>
+	`
+}

public/js/components/Calendar/Tempus.js

@@ -0,0 +1,257 @@
+import FhcCalendar from "./Base.js";
+
+import { useEventLoader } from '../../composables/EventLoader.js';
+
+import ModeWeek from './Mode/Week.js';
+import ModeMonth from './Mode/Month.js';
+import ModeTable from './Mode/Table.js';
+import ApiKalender from '../../api/factory/tempus/kalender.js';
+import draggable from '../../directives/draggable.js';
+
+
+export default {
+	name: "CalendarTempus",
+	components: {
+		FhcCalendar
+	},
+	inject: {
+		renderers: {from: 'renderers'},
+		appConfig: {
+			from: 'appConfig',
+			default: {
+				visible_status: 'all'
+			}
+		}
+	},
+	directives: {
+		draggable,
+	},
+	props: {
+		timezone: {
+			type: String,
+			required: true
+		},
+		date: {
+			type: [Date, String, Number, luxon.DateTime],
+			default: luxon.DateTime.local()
+		},
+		mode: {
+			type: String,
+			default: 'Week'
+		},
+		getPromiseFunc: {
+			type: Function,
+			required: true
+		},
+		parkedEvents: {
+			type: Object,
+			default: () => new Set()
+		},
+		visibleLecturers: {
+			type: Array,
+			default: null
+		},
+		extraBackgrounds: {
+			type: Array,
+			default: () => []
+		},
+		visibleStatus: {
+			type: Array,
+			default: () => ['all']
+		},
+	},
+	emits: [
+		"update:date",
+		"update:mode",
+		"update:range",
+		"drop",
+		"resize"
+	],
+
+	data() {
+		return {
+			modes: {
+				week: Vue.markRaw(ModeWeek),
+				month: Vue.markRaw(ModeMonth),
+				tableList: Vue.markRaw(ModeTable),
+			},
+			modeOptions: {
+				day: {
+					emptyMessage: Vue.computed(() => this.$p.t('lehre/noLvFound')),
+					emptyMessageDetails: Vue.computed(() => this.$p.t('lehre/noLvFound'))
+				},
+				week: {
+					collapseEmptyDays: false
+				}
+			},
+			currentMode: this.mode,
+			teachingunits: null,
+			showRaster: true,
+		};
+	},
+	computed: {
+		backgrounds() {
+			let now = luxon.DateTime.now().setZone(this.timezone);
+
+			let past = [];
+			if (this.mode == 'Month')
+			{
+				past = [{
+					class: 'background-past',
+					end: now.startOf('day')
+				}];
+			}
+			else
+			{
+				past = [{
+					class: 'background-past',
+					end: now,
+					label: now.startOf('minute').toISOTime({ suppressSeconds: true, includeOffset: false })
+				}];
+			}
+
+			return [
+				...past,
+				...(this.extraBackgrounds || [])
+			];
+		},
+		visibleEvents()
+		{
+			let list = this.events;
+
+			if (Array.isArray(this.visibleLecturers))
+			{
+				const visibleLectures = new Set(this.visibleLecturers);
+
+				list = list.filter(event => {
+					if (!event.lektor?.length)
+						return true;
+					return event.lektor.some(lektor => visibleLectures.has(lektor.mitarbeiter_uid));
+				});
+			}
+
+			if (!this.visibleStatus.length || this.visibleStatus.includes('all'))
+				return list;
+
+			return list.filter(event => this.visibleStatus.includes(event.status_kurzbz));
+		},
+	},
+	methods: {
+		eventStyle(event) {
+			if (!event.farbe)
+				return undefined;
+			return '--event-bg:#' + event.farbe;
+		},
+		updateRange(rangeInterval) {
+			this.rangeInterval = rangeInterval;
+			this.$emit('update:range', rangeInterval);
+		},
+		ondrop(payload){
+			this.$emit('drop', payload);
+		},
+		onresize(payload){
+			this.$emit('resize', payload);
+		},
+		resetEventLoader() {
+			this.reset();
+		},
+
+	},
+	setup(props, context) {
+		const rangeInterval = Vue.ref(null);
+
+		const { events, lv, reset } = useEventLoader(rangeInterval, props.getPromiseFunc);
+
+		Vue.watch(lv, newValue => {
+			context.emit('update:lv', newValue);
+		});
+
+		return {
+			rangeInterval,
+			events,
+			lv,
+			reset
+		};
+	},
+
+	created() {
+		this.$api
+			.call(ApiKalender.getStunden())
+			.then(res => {
+				return this.teachingunits = res.data.map(el => ({
+					id: el.stunde,
+					start: el.beginn,
+					end: el.ende
+				}));
+			});
+	},
+	template: /* html */`
+	<fhc-calendar
+		ref="calendar"
+		class="fhc-calendar-lvplan"
+		:date="date"
+		:modes="modes"
+		:mode-options="modeOptions"
+		:mode="mode"
+		:timezone="timezone"
+		:locale="$p.user_locale.value"
+		:events="visibleEvents || []"
+		:backgrounds="backgrounds"
+		:time-grid="showRaster ? teachingunits : null"
+		show-btns
+		:draggable-events="true"
+		:resizable-events="true"
+		:on-drop="currentMode === 'week' ? ondrop : null"
+		:on-resize="onresize"
+		@update:date="(newDate, newMode) => $emit('update:date', newDate, newMode)"
+		@update:mode="(newMode, newDate) => { currentMode = newMode; $emit('update:mode', newMode, newDate) }"
+		@update:range="updateRange"
+	>
+		<template v-slot="{ event, mode }">
+			<div
+				:class="['event-type-' + event.type + ' ' + mode + 'PageContainer', { 'event--parked': parkedEvents.has(String(event.kalender_id)) }]"
+				:type="mode == 'day' ? 'button' : undefined"
+ 				:style="eventStyle(event)"
+			>
+				<component
+					v-if="mode == 'event'"
+					:is="renderers[event.type]?.modalContent"
+					:event="event"
+				></component>
+				<component
+					v-else-if="mode == 'eventheader'"
+					:is="renderers[event.type]?.modalTitle"
+					:event="event"
+				></component>
+				<component
+					v-else
+					:is="renderers[event.type]?.calendarEvent"
+					:event="event"
+				></component>
+			</div>
+		</template>
+		<template #actions>
+			<div class="d-flex align-items-center gap-2">
+				<div 
+					class="d-flex align-items-center gap-2" 
+					style="cursor:pointer"
+					@click="showRaster = !showRaster"
+				>
+					<i :class="showRaster ? 'fa-solid fa-toggle-on text-primary' : 'fa-solid fa-toggle-off text-muted'"></i>
+					<span class="form-check-label">Stundenraster</span>
+				</div>
+				<div
+					class="d-flex align-items-center gap-2 "
+					v-draggable:move.noimage="{ type: 'reservierung', id: null, orig: {} }"
+				>
+					<i 
+						class="fa-solid fa-calendar-plus text-primary" 
+						style="cursor:pointer"
+						@click.stop="$emit('open-reservierung')"
+					></i>
+					<span>Reservierung</span>
+				</div>
+			</div>
+		</template>
+	</fhc-calendar>`
+}

public/js/components/Cis/Renderer/Lehreinheit/calendarEvent.js

@@ -31,7 +31,7 @@ export default {
 						this.event.lektor.slice(0, 3).map(lektor => lektor.kurzbz).join("\n")
 						+ "\n" + this.$p.t('lehre/weitereLektoren', [this.event.lektor.length - 3])
 					].join(": "));
-				} else {;
+				} else {
 					tooltipArray.push([
 						this.$p.t('lehre/lektor'),
 						this.event.lektor.map(lektor => lektor.kurzbz).join("\n")

public/js/components/Stv/Studentenverwaltung/Verband.js

@@ -131,7 +131,7 @@ export default {
 		},
 		onSelectTreeNode(node) {
 			if (node.data.link)
-				this.$emit('selectVerband', {link: node.data.link, studiengang_kz: node.data.stg_kz, semester: node.data.semester, orgform_kurzbz: node.data.orgform_kurzbz});
+				this.$emit('selectVerband', {link: node.data.link, studiengang_kz: node.data.stg_kz, semester: node.data.semester, orgform_kurzbz: node.data.orgform_kurzbz, name: node.data.name});
 		},
 		mapNodesToNoSemReloadNodes(result, node) {
 			if (node.data.no_sem_reload)

public/js/components/Tempus/Coursepicker.js

@@ -0,0 +1,182 @@
+import FormInput from '../Form/Input.js';
+import draggable from "../../directives/draggable.js";
+import ApiCoursePicker from '../../api/factory/tempus/coursepicker.js';
+
+export default {
+	components: {
+		FormInput
+	},
+	directives: {
+		draggable
+	},
+	props: {
+		stg: {
+			type: [String, Number],
+			default: null,
+		},
+		studiensemester: {
+			type: String,
+			default: null
+		},
+	},
+	emits: ['select-lecturer', 'select-kw'],
+	data() {
+		return {
+			searchparam: '',
+			allCourses: [],
+		}
+	},
+	computed: {
+		courses() {
+			const query = (this.searchparam ?? '').trim().toLowerCase();
+			if (!query)
+				return this.allCourses;
+
+			return this.allCourses.filter(course =>
+				course.showname.toLowerCase().includes(query) ||
+				course.lektoren?.some(l =>
+					l.name.toLowerCase().includes(query) ||
+					l.kurzbz.toLowerCase().includes(query)
+				)
+			);
+		}
+	},
+	watch: {
+		stg(val) {
+			this.searchparam = '';
+			this.loadCoursesByStg(val);
+		},
+		studiensemester() {
+			if (this.stg)
+				this.loadCoursesByStg(this.stg);
+		},
+	},
+	methods: {
+		async loadCoursesByStg(stg) {
+			if (!stg) {
+				this.allCourses = [];
+				return;
+			}
+
+			this.$api.call(ApiCoursePicker.getByStg(this.stg, this.studiensemester))
+				.then(result => {
+					this.allCourses = result.data.map(e => ({
+						lehreinheit_id: e.lehreinheit_id,
+						lektoren: e.lektoren,
+						raumtyp: e.raumtyp,
+						raumtypalternativ: e.raumtypalternativ,
+						semesterstunden: e.planstunden,
+						stundenblockung: e.stundenblockung,
+						wochenrythmus: e.wochenrythmus,
+						offenestunden: e.offenestunden,
+						start_kw: e.start_kw,
+						anmerkung: e.anmerkung,
+						lehrfach: e.lehrfach,
+						lehrform: e.lehrform,
+						lehrfach_bez: e.lehrfach_bez,
+						lehrfach_farbe: e.lehrfach_farbe,
+						lehrverband: e.lehrverband,
+						showname: `${e.lehrfach} ${e.lehrform}`,
+						orig: {
+							type: 'lehreinheit',
+							lehreinheit_id: e.lehreinheit_id[0],
+							blockung: e.stundenblockung,
+							entry: e,
+						}
+					}));
+				})
+				.catch(this.$fhcAlert.handleSystemError);
+		},
+		dragLehreinheitCollection(course) {
+			const orig = course.orig;
+			return {
+				type: 'lehreinheit',
+				id: orig.lehreinheit_id,
+				orig: orig,
+				stundenblockung: course.stundenblockung,
+			};
+		},
+		courseStyle(course) {
+			if (!course.lehrfach_farbe)
+				return {};
+			return '--event-bg:#' + course.lehrfach_farbe;
+
+		},
+		selectLecturer(lektor) {
+			this.$emit('select-lecturer', lektor);
+		}
+	},
+	template: `
+	<div class="course-picker d-flex flex-column h-100">
+		<div class="p-2">
+			<form-input
+				:label="$p.t('ui', 'suche')"
+				type="text"
+				v-model="searchparam"
+			/>
+		</div>
+		<div v-if="!stg" class="d-flex flex-column align-items-center justify-content-center text-center text-muted py-5 px-3 h-100">
+			<span class="small fw-semibold mb-1">Keine Lehreinheiten</span>
+			<span class="small">Wähle einen Studiengang, um Lehreinheiten anzuzeigen.</span>
+		</div>
+		<div v-else class="overflow-auto px-2 pb-2 flex-grow-1">
+			<div
+				v-for="course in courses"
+				:key="course.lehreinheit_id"
+				:style="courseStyle(course)"
+				class="course-picker-row"
+				v-draggable:move.noimage="dragLehreinheitCollection(course)"
+				tabindex="0"
+			>
+				<div class="d-flex gap-1">
+					<span class="fw-semibold small w-50" v-tooltip="course.lehrfach_bez">{{ course.lehrfach }} {{ course.lehrform }}</span>
+					<span class="fw-semibold small w-50" v-tooltip="course.raumtypalternativ">{{ course.raumtyp }}</span>
+				</div>
+				
+				<!--TODO(david) entfernen, dient nur für das mappen mit der lvverwaltung-->
+				<div class="d-flex gap-1">
+					<span class="small w-50" v-tooltip="course.lehreinheit_id">{{ course.lehreinheit_id[0] }} </span>
+				</div>
+				
+				<div class="d-flex gap-1 text-muted">
+					<div class="w-50 d-flex flex-column" v-tooltip="course.anmerkung">
+						<span
+							v-for="verband in course.lehrverband"
+							:key="verband">
+							{{ verband }}
+						</span>
+					</div>
+					<span
+						style="cursor:pointer"
+						class="text-decoration-underline w-50"
+						@click.stop="$emit('select-kw', course.start_kw)">KW: {{ course.start_kw }}
+					</span>
+				</div>
+
+				<div class="d-flex gap-1 text-muted">
+					<div class="w-50 d-flex flex-column"
+						v-tooltip="course.lektoren.length > 3 ? course.lektoren.map(l => l.kurzbz).join(', ') : null">
+						<span
+							v-for="lektor in course.lektoren.slice(0, 3)"
+							:key="lektor.uid"
+							style="cursor:pointer"
+							class="text-decoration-underline"
+							@click.stop="selectLecturer(lektor)">
+								{{ lektor.kurzbz }}
+						</span>
+						<span v-if="course.lektoren.length > 3" class="text-muted fst-italic">
+							+{{ course.lektoren.length - 3 }} weitere...
+						</span>
+					</div>
+					<span class="w-50 align-self-start">WR: {{ course.wochenrythmus }} Bl: {{ course.stundenblockung }}</span>
+				</div>
+
+				<div class="d-flex gap-1 text-muted">
+					<span class="w-50">Offen: {{ course.offenestunden }}</span>
+					<span class="w-50">{{ course.semesterstunden }}</span>
+				</div>
+			</div>
+		</div>
+	</div>
+`
+}

public/js/components/Tempus/LectureSelection.js

@@ -0,0 +1,44 @@
+import FormInput from '../Form/Input.js';
+
+export default {
+	name: "LectureSelection",
+	props: {
+		lecturers: {
+			type: Array,
+			required: true
+		}
+	},
+	emits: ['remove'],
+	template: `
+		<div class="lecture-selection">
+			<div v-for="l in lecturers" :key="l.uid">
+				<div class="fw-semibold px-2 pt-2 d-flex align-items-center justify-content-between">
+					{{ l.label }}
+					<button
+						type="button"
+						class="btn btn-sm btn-link text-danger p-0"
+						@click="$emit('remove', l.uid)"
+						title="Lektor entfernen"
+					>
+						<i class="fa-solid fa-xmark"></i>
+					</button>
+				</div>
+		
+				<div class="overflow-auto flex-grow-1 px-2 pb-2">
+					<div class="d-flex align-items-center gap-2" @click="l.showEvents = !l.showEvents" style="cursor:pointer">
+						<i :class="l.showEvents ? 'fa-solid fa-toggle-on text-primary' : 'fa-solid fa-toggle-off text-muted'"></i>
+						<span class="form-check-label">Plan</span>
+					</div>
+					<div class="d-flex align-items-center gap-2" @click="l.overlays.blocks = !l.overlays.blocks" style="cursor:pointer">
+						<i :class="l.overlays.blocks ? 'fa-solid fa-toggle-on text-primary' : 'fa-solid fa-toggle-off text-muted'"></i>
+						<span class="form-check-label">Zeitsperren</span>
+					</div>
+					<div class="d-flex align-items-center gap-2" @click="l.overlays.wishes = !l.overlays.wishes" style="cursor:pointer">
+						<i :class="l.overlays.wishes ? 'fa-solid fa-toggle-on text-primary' : 'fa-solid fa-toggle-off text-muted'"></i>
+						<span class="form-check-label">Zeitwünsche</span>
+					</div>
+				</div>
+			</div>
+		</div>
+	`
+}

public/js/components/Tempus/ParkingSlot.js

@@ -0,0 +1,78 @@
+import EventCard from '../Calendar/Base/Grid/Line/EventCard.js';
+import drop from '../../directives/drop.js';
+
+export default {
+	name: "ParkingSlot",
+	components: {
+		EventCard
+	},
+	directives: {
+		drop
+	},
+	emits: ['update:parkedKeys'],
+	data() {
+		return {
+			parked: [],
+			parkedKeys: new Set()
+		};
+	},
+	methods: {
+		park(evt, items) {
+			const list = Array.isArray(items) ? items : [items];
+
+			const stored = JSON.parse(localStorage.getItem('tempus_parking') || '[]');
+
+			list.forEach(item => {
+				const key = `${item.id}`;
+				if (this.parkedKeys.has(key))
+					return;
+				this.parkedKeys.add(key);
+				stored.push({
+					type: item.type,
+					id: item.id,
+					orig: item.orig
+				});
+				this.parked.push(item);
+			});
+
+			localStorage.setItem('tempus_parking', JSON.stringify(stored));
+			this.$emit('update:parkedKeys', this.parkedKeys);
+		},
+		unpark(event) {
+			const key = `${event.id}`;
+			this.parkedKeys.delete(key);
+			this.parked = this.parked.filter(parkedEvent => parkedEvent.id !== event.id);
+
+			const stored = JSON.parse(localStorage.getItem('tempus_parking') || '[]').filter(parkedEvent => parkedEvent.id !== event.id);
+			localStorage.setItem('tempus_parking', JSON.stringify(stored));
+			this.$emit('update:parkedKeys', this.parkedKeys);
+		},
+		isParked(id) {
+			return this.parkedKeys.has(`${id}`);
+		}
+	},
+	mounted() {
+		const stored = JSON.parse(localStorage.getItem('tempus_parking') || '[]');
+		this.parked = stored;
+		this.parkedKeys = new Set(stored.map(store => `${store.id}`));
+		this.$emit('update:parkedKeys', this.parkedKeys);
+	},
+	template: `
+		<div class="overflow-auto" tabindex="-1">
+			<div
+				id="parkingslot"
+				class="parkingslot"
+				v-drop:move.kalender-collection="(evt, item) => park(evt, item)"
+			>
+				<i v-if="!parked.length" class="fa-solid fa-square-parking"></i>
+				<event-card
+					class="parkingevent"
+					v-for="parkedEvent in parked"
+					:key="parkedEvent.id"
+					:event="parkedEvent"
+					parked
+				/>
+			</div>
+		</div>
+	`
+}

public/js/components/Tempus/Renderer/Lehreinheit/calendarEvent.js

@@ -0,0 +1,94 @@
+export default {
+	props:{
+		event: {
+			type: Object,
+			required: true
+		}
+	},
+	computed:{
+		classes() {
+			const classes = ['cis-renderer-lehreinheit-calendar-event', 'calendar-event-default', 'h-100', 'w-100', 'p-1'];
+
+			if (this.event.collisions) {
+				classes.push('calendar-event-collisions');
+			}
+
+			return classes;
+		},
+		tooltipString() {
+			const tooltipArray = [];
+
+			tooltipArray.push([
+				this.$p.t('global/uhrzeit'),
+				[this.start, this.end].join(' - ')
+			].join(": "));
+
+			tooltipArray.push([
+				this.$p.t('profilUpdate/topic'),
+				this.event.topic
+			].join(": "));
+
+			tooltipArray.push([
+				this.$p.t('person/ort'),
+				this.event.ort_kurzbz
+			].join(": "));
+
+			if (Array.isArray(this.event.lektor) && this.event.lektor.length > 0) {
+				if (this.event.lektor.length > 3) {
+					tooltipArray.push([
+						this.$p.t('lehre/lektor'),
+						this.event.lektor.slice(0, 3).map(lektor => lektor.kurzbz).join("\n")
+						+ "\n" + this.$p.t('lehre/weitereLektoren', [this.event.lektor.length - 3])
+					].join(": "));
+				} else {
+					tooltipArray.push([
+						this.$p.t('lehre/lektor'),
+						this.event.lektor.map(lektor => lektor.kurzbz).join("\n")
+					].join(": "));
+				}
+			}
+
+			return tooltipArray.join("\n");
+		},
+		start() {
+			return luxon.Duration
+				.fromISOTime(this.event.beginn)
+				.toISOTime({ suppressSeconds: true });
+		},
+		end() {
+			return luxon.Duration
+				.fromISOTime(this.event.ende)
+				.toISOTime({ suppressSeconds: true });
+		}
+	},
+	template: /*html*/`
+	<div
+		:class="classes"
+		@wheel.stop
+	>
+		<div
+			v-if="!event.allDayEvent && event?.beginn && event?.ende"
+			class="event-time d-none d-xl-grid h-100"
+		>
+			<span>{{ start }}</span>
+			<span>{{ end }}</span>
+		</div>
+		<div class="event-text" v-tooltip="tooltipString">
+			<span class="event-topic">{{ event.topic }}</span>
+			<span class="event-place">{{ event.ort_kurzbz }}</span>
+			<span
+				v-for="(lektor,index) in event.lektor.slice(0, 3)"
+				class="event-lectors"
+			>
+				{{ lektor.kurzbz }}
+			</span>
+			<span
+				v-if="event.lektor.length > 3"
+				class="event-lectors-plus"
+			>
+				... +{{ event.lektor.length - 3 }}
+			</span>
+		</div>
+	</div>
+	`,
+}

public/js/components/Tempus/Renderer/Lehreinheit/modalContent.js

@@ -0,0 +1,148 @@
+import { numberPadding, formatDate } from "../../../../helpers/DateHelpers.js"
+import LvMenu from "../../../../components/Cis/Mylv/LvMenu.js";
+
+import ApiLvPlan from '../../../../api/factory/lvPlan.js';
+import ApiAddons from '../../../../api/factory/addons.js';
+
+export default {
+	components:{
+		LvMenu,
+	},
+	props:{
+		event: {
+			type: Object,
+			required: true,
+		}
+	},
+	data() {
+		return {
+			lvMenu: []
+		};
+	},
+	computed: {
+		lektorenLinks: function () {
+			if (!this.event || !Array.isArray(this.event.lektor) || !this.event.lektor.length) return "a";
+
+			let lektorenLinks = {};
+			this.event.lektor.forEach((lektor) => {
+				lektorenLinks[lektor.kurzbz] = FHC_JS_DATA_STORAGE_OBJECT.app_root + FHC_JS_DATA_STORAGE_OBJECT.ci_router + `/Cis/Profil/View/${lektor.mitarbeiter_uid}`;
+			})
+			return lektorenLinks;
+		},
+		getOrtContentLink: function () {
+			if (!this.event || !this.event.ort_content_id) return "a";
+
+			return FHC_JS_DATA_STORAGE_OBJECT.app_root + FHC_JS_DATA_STORAGE_OBJECT.ci_router + `/CisVue/Cms/content/${this.event.ort_content_id}`
+		},
+		start_time: function () {
+			if (!this.event.beginn)
+				return 'N/A';
+			if (!(this.event.beginn instanceof Date)) {
+				return this.event.beginn;
+			}
+			return numberPadding(this.event.beginn.getHours()) + ":" + numberPadding(this.event.beginn.getMinutes());
+		},
+		end_time: function () {
+			if (!this.event.ende)
+				return 'N/A';
+			if (!(this.event.ende instanceof Date)) {
+				return this.event.ende;
+			}
+			return numberPadding(this.event.ende.getHours()) + ":" + numberPadding(this.event.ende.getMinutes());
+		}
+	},
+	methods: {
+		mehtodNumberPadding: function (number) {
+			return numberPadding(number);
+		},
+		methodFormatDate: function (d) {
+			return formatDate(d);
+		},
+	},
+	created() {
+		if (this.event.type == 'lehreinheit') {
+			this.$api
+				.call(ApiLvPlan.getLehreinheitStudiensemester(Array.isArray(this.event.lehreinheit_id) ? this.event.lehreinheit_id[0] : this.event.lehreinheit_id))
+				.then(res => res.data)
+				.then(studiensemester_kurzbz => this.$api.call(
+					ApiAddons.getLvMenu(
+						this.event.lehrveranstaltung_id,
+						studiensemester_kurzbz
+					)
+				))
+				.then(res => {
+					this.lvMenu = res.data;
+				});
+		}
+	},
+	template: `
+	<div>
+		<h5>
+			{{$p.t('lvinfo','lehrveranstaltungsinformationen')}}
+		</h5>
+		<table class="table table-hover mb-4">
+				<tbody>
+					<tr>
+						<th>{{
+							$p.t('global','datum')?
+							$p.t('global','datum')+':'
+							:''
+						}}</th>
+						<td>{{methodFormatDate(event.datum)}}</td>
+					</tr>
+					<tr>
+						<th>{{
+								$p.t('ui','zeitraum')?
+								$p.t('ui','zeitraum')+':'
+								:''
+							}}</th>
+						<td>{{start_time + ' - ' + end_time}}</td>
+					</tr>
+					<tr>
+						<th>{{
+							$p.t('global','raum')?
+							$p.t('global','raum')+':'
+							:''
+						}}</th>
+						<td>
+							<a v-if="event.ort_content_id" :aria-label="$p.t('global','raum')" :title="$p.t('global','raum')" :href="getOrtContentLink"><i class="fa fa-arrow-up-right-from-square me-1" aria-hidden="true" style="color:#00649C"></i></a>
+							{{event.ort_kurzbz}}
+						</td>
+					</tr>
+					<tr>
+						<th>{{
+							$p.t('lehre','lehrveranstaltung')?
+							$p.t('lehre','lehrveranstaltung')+':'
+							:''
+						}}</th>
+						<td>{{'('+event.lehrform+') ' + event.lehrfach_bez}}</td>
+					</tr>
+					<tr>
+						<th>{{
+							$p.t('lehre','lektor')?
+							$p.t('lehre','lektor')+':'
+							:''
+						}}</th>
+						<td>
+							<div id="lektorenContainer">
+								<div v-for="lektor in event.lektor" class="d-block">
+									<a v-if="lektorenLinks[lektor.kurzbz]" :aria-label="$p.t('lehre','lektor')" :title="$p.t('lehre','lektor')" :href="lektorenLinks[lektor.kurzbz]"><i class="fa fa-arrow-up-right-from-square me-1" style="color:#00649C" aria-hidden="true"></i></a>
+									{{lektor.kurzbz}}
+								</div>
+							</div>
+						</td>
+					</tr>
+					<tr>
+						<th>{{
+							$p.t('lehre','organisationseinheit')?
+							$p.t('lehre','organisationseinheit')+':'
+							:''
+						}}</th>
+						<td>{{event.organisationseinheit}}</td>
+					</tr>
+				</tbody>
+		</table>
+		
+		<lv-menu :containerStyles="['p-0']" :rowStyles="['m-0']" v-if="lvMenu.length" :menu="lvMenu" />
+	</div>`,
+}

public/js/components/Tempus/Renderer/Lehreinheit/modalTitle.js

@@ -0,0 +1,12 @@
+export default {
+	props:{
+		event: {
+			type: Object,
+			required: true,
+		}
+	},
+	template:`
+			<div v-if="event.titel">{{ event.titel + ' - ' + event.lehrfach_bez + ' [' + event.ort_kurzbz+']'}}</div>
+			<div v-else>{{ event.lehrfach_bez + ' [' + event.ort_kurzbz+']'}}</div>
+`
+}

public/js/components/Tempus/Renderer/Reservierungen/calendarEvent.js

@@ -0,0 +1,93 @@
+export default {
+	props: {
+		event: {
+			type: Object,
+			required: true
+		}
+	},
+	computed: {
+		classes() {
+			const classes = ['cis-renderer-reservierungen-calendar-event', 'calendar-event-default', 'h-100', 'w-100', 'p-1'];
+
+			if (this.event.collisions) {
+				classes.push('calendar-event-collisions');
+			}
+
+			return classes;
+		},
+		tooltipString() {
+			const tooltipArray = [];
+
+			tooltipArray.push([
+				this.$p.t('global/uhrzeit'),
+				[this.start, this.end].join(' - ')
+			].join(": "));
+			
+			tooltipArray.push([
+				this.$p.t('profilUpdate/topic'),
+				this.event.topic
+			].join(": "));
+			
+			tooltipArray.push([
+				this.$p.t('person/ort'),
+				this.event.ort_kurzbz
+			].join(": "));
+			
+			if (Array.isArray(this.event.lektor) && this.event.lektor.length > 0) {
+				if (this.event.lektor.length > 3) {
+					tooltipArray.push([
+						this.$p.t('lehre/lektor'),
+						this.event.lektor.slice(0, 3).map(lektor => lektor.kurzbz).join("\n")
+						+ "\n" + this.$p.t('lehre/weitereLektoren', [this.event.lektor.length - 3])
+					].join(": "));
+				} else {
+					tooltipArray.push([
+						this.$p.t('lehre/lektor'),
+						this.event.lektor.map(lektor => lektor.kurzbz).join("\n")
+					].join(": "));
+				}
+			}
+			
+			return tooltipArray.join("\n");
+		},
+		start() {
+			return luxon.Duration
+				.fromISOTime(this.event.beginn)
+				.toISOTime({ suppressSeconds: true });
+		},
+		end() {
+			return luxon.Duration
+				.fromISOTime(this.event.ende)
+				.toISOTime({ suppressSeconds: true });
+		}
+	},
+	template: /* html */`
+	<div
+		:class="classes"
+	>
+		<div
+			v-if="!event.allDayEvent && event?.beginn && event?.ende"
+			class="event-time d-grid h-100"
+		>
+			<span>{{ start }}</span>
+			<span>{{ end }}</span>
+		</div>
+		<div class="event-text" v-tooltip="tooltipString">
+			<span class="event-topic">{{ event.topic }}</span>
+			<span
+				v-for="lektor in event.lektor.slice(0, 3)"
+				class="event-lectors"
+			>
+				{{ lektor.kurzbz }}
+			</span>
+			<span
+				v-if="event.lektor.length > 3"
+				class="event-lectors-plus"
+			>
+				... +{{ event.lektor.length - 3 }}
+			</span>
+			<span class="event-place">{{ event.ort_kurzbz }}</span>
+		</div>
+	</div>
+	`,
+}

public/js/components/Tempus/Renderer/Reservierungen/modalContent.js

@@ -0,0 +1,133 @@
+import { numberPadding, formatDate } from "../../../../helpers/DateHelpers.js"
+import LvMenu from "../../../Cis/Mylv/LvMenu.js";
+
+export default {
+	props:{
+		event: {
+			type: Object,
+			required: true,
+		},
+		lvMenu:{
+			type: Object,
+			required: false,
+			default: null,
+		},
+	},
+	components:{
+		LvMenu,
+	},
+	computed: {
+		lektorenLinks: function () {
+			if (!this.event || !Array.isArray(this.event.lektor) || !this.event.lektor.length) return "a";
+
+			let lektorenLinks = {};
+			this.event.lektor.forEach((lektor) => {
+				lektorenLinks[lektor.kurzbz] = FHC_JS_DATA_STORAGE_OBJECT.app_root + FHC_JS_DATA_STORAGE_OBJECT.ci_router + `/Cis/Profil/View/${lektor.mitarbeiter_uid}`;
+			})
+			return lektorenLinks;
+		},
+		getOrtContentLink: function () {
+			if (!this.event || !this.event.ort_content_id) return "a";
+
+			return FHC_JS_DATA_STORAGE_OBJECT.app_root + FHC_JS_DATA_STORAGE_OBJECT.ci_router + `/CisVue/Cms/content/${this.event.ort_content_id}`
+		},
+		start_time: function () {
+			if (!this.event.beginn)
+				return 'N/A';
+			if (!(this.event.beginn instanceof Date)) {
+				return this.event.beginn;
+			}
+			return numberPadding(this.event.beginn.getHours()) + ":" + numberPadding(this.event.beginn.getMinutes());
+		},
+		end_time: function () {
+			if (!this.event.ende)
+				return 'N/A';
+			if (!(this.event.ende instanceof Date)) {
+				return this.event.ende;
+			}
+			return numberPadding(this.event.ende.getHours()) + ":" + numberPadding(this.event.ende.getMinutes());
+		}
+	},
+	methods: {
+		mehtodNumberPadding: function (number) {
+			return numberPadding(number);
+		},
+		methodFormatDate: function (d) {
+			return formatDate(d);
+		},
+	},
+	template: `
+	<div>
+		
+		<h6>
+		{{ event.beschreibung }}
+		</h6>
+		
+		<h5>
+			{{$p.t('ui','reservierungsinformationen')}}
+		</h5>
+		
+		<table class="table table-hover mb-4">
+				<tbody>
+					<tr>
+						<th>{{
+							$p.t('global','datum')?
+							$p.t('global','datum')+':'
+							:''
+						}}</th>
+						<td>{{methodFormatDate(event.datum)}}</td>
+					</tr>
+					<tr>
+						<th>{{
+								$p.t('ui','zeitraum')?
+								$p.t('ui','zeitraum')+':'
+								:''
+							}}</th>
+						<td>{{start_time + ' - ' + end_time}}</td>
+					</tr>
+					<tr>
+						<th>{{
+							$p.t('global','raum')?
+							$p.t('global','raum')+':'
+							:''
+						}}</th>
+						<td>
+							<a v-if="event.ort_content_id" :aria-label="$p.t('global','raum')" :title="$p.t('global','raum')" :href="getOrtContentLink"><i class="fa fa-arrow-up-right-from-square me-1" style="color:#00649C" aria-hidden="true"></i></a>
+							{{event.ort_kurzbz}}
+						</td>
+					</tr>
+					<tr>
+						<th>{{
+							$p.t('ui','organisierende')?
+							$p.t('ui','organisierende')+':'
+							:''
+						}}</th>
+						<td>
+							<div v-for="lektor in event.lektor" class="d-block">
+								<a v-if="lektorenLinks[lektor.kurzbz]" :aria-label="$p.t('lehre','lektor')" :tooltip="$p.t('lehre','lektor')" :href="lektorenLinks[lektor.kurzbz]"><i class="fa fa-arrow-up-right-from-square me-1" aria-hidden="true" style="color:#00649C"></i></a>
+								{{lektor.kurzbz}}
+							</div>
+						</td>
+					</tr>
+					
+					<tr>
+						<th>{{
+							$p.t('ui','teilnehmende')?
+							$p.t('ui','teilnehmende')+':'
+							:''
+						}}</th>
+						<td>
+							<div v-for="teilnehmer in event.teilnehmer_person" class="d-block">
+								{{teilnehmer.kurzbz}}
+							</div>
+							<div v-for="gruppe in event.teilnehmer_gruppe" class="d-block">
+								{{gruppe.gruppe_kurzbz}}
+							</div>
+						</td>
+					</tr>
+					
+				</tbody>
+		</table>
+		
+	</div>`,
+}

public/js/components/Tempus/Renderer/Reservierungen/modalTitle.js

@@ -0,0 +1,11 @@
+export default {
+	props:{
+		event: {
+			type: Object,
+			required: true,
+		}
+	},
+	template:`
+			<div >{{ event.titel }}</div>
+`
+}

public/js/components/Tempus/Reservierung.js

@@ -0,0 +1,302 @@
+import BsModal from '../Bootstrap/Modal.js';
+import FormInput from '../Form/Input.js';
+import ApiReservierung from '../../api/factory/tempus/reservierung.js';
+
+
+export default {
+	name: 'ReservierungModal',
+	components: {
+		BsModal,
+		FormInput
+	},
+	props: {
+		ortKurzbz: {
+			type: String,
+			default: null
+		}
+	},
+	emits: ['saved'],
+	data() {
+		return {
+			titel: '',
+			beschreibung: '',
+			start: null,
+			end: null,
+			ort_kurzbz: null,
+			raeume_array: [],
+			studiensemester_array: [],
+			teilnehmer: [],
+			specialFinalGroups: [],
+			rollen_array: [],
+			studiengaenge: [],
+			show_all_fields: false,
+			filteredUsers: [],
+			filteredGroups: [],
+			abortController: null
+		};
+	},
+	created()
+	{
+		this.$api.call(ApiReservierung.getInformation())
+			.then(result => result.data)
+			.then(result => {
+
+				if (result.berechtigt)
+				{
+					this.studiengaenge = result.studiengaenge
+				}
+				this.show_all_fields = result.berechtigt;
+
+				this.raeume_array = result.raeume;
+				this.rollen_array = result.rollen;
+				this.studiensemester_array = result.studiensemester;
+
+			})
+			.catch(this.$fhcAlert.handleSystemError);
+
+	},
+	methods: {
+
+		async searchGroup(event)
+		{
+			const query = event.query.trim();
+
+			if (query.length < 2)
+				return [];
+
+			if (this.abortController)
+				this.abortController.abort();
+
+			this.abortController = new AbortController();
+
+			this.$api.call(ApiReservierung.searchGroup(query), { signal: this.abortController.signal })
+				.then(result => {
+					this.filteredGroups =result.data.map(gruppe => ({
+						label: gruppe.bezeichnung
+							? `${gruppe.gruppe_kurzbz.trim()} (${gruppe.bezeichnung})`
+							: gruppe.gruppe_kurzbz.trim(),
+						gid: gruppe.gid,
+						gruppe_kurzbz: gruppe.gruppe_kurzbz.trim(),
+						lehrverband: gruppe.lehrverband,
+					}));
+				})
+				.catch(this.$fhcAlert.handleSystemError);
+		},
+
+		searchUser(event)
+		{
+			const query = event.query.trim();
+
+			if (!query || query.length < 2)
+			{
+				this.filteredUsers = [];
+				return;
+			}
+
+			if (this.abortController)
+				this.abortController.abort();
+
+			this.abortController = new AbortController();
+
+			this.$api.call(ApiReservierung.searchTeilnehmer(query), { signal: this.abortController.signal })
+				.then(result => {
+					this.filteredUsers = result.data.map(u => ({
+						label: `${u.nachname} ${u.vorname} (${u.uid})`,
+						uid: u.uid
+					}));
+				})
+				.catch(this.$fhcAlert.handleSystemError);
+		},
+		selectUser(event, index)
+		{
+			this.teilnehmer[index].uid = event.value.uid;
+			this.teilnehmer[index].label = event.value.label;
+		},
+		selectFinalGroup(event, index)
+		{
+			this.specialFinalGroups[index].gid = event.value.gid;
+			this.specialFinalGroups[index].gruppe_kurzbz = event.value.gruppe_kurzbz;
+			this.specialFinalGroups[index].lehrverband = event.value.lehrverband;
+		},
+
+
+		show(start, end)
+		{
+			this.titel = '';
+			this.beschreibung = '';
+			this.start = start;
+			this.end = end;
+			this.ort_kurzbz = this.ortKurzbz ?? null;
+			this.teilnehmer = [{ uid: null, rolle: null }];
+			this.specialFinalGroups = [{ gid: null, studiensemester_kurzbz: null, lehrverband: null, gruppe_kurzbz: null, rolle: null }];
+			this.$refs.modal.show();
+		},
+		hide()
+		{
+			this.$refs.modal.hide();
+		},
+		save()
+		{
+			this.$api.call(
+				ApiReservierung.addReservierung(
+					this.titel,
+					this.beschreibung,
+					this.ort_kurzbz,
+					luxon.DateTime.fromFormat(this.start, 'yyyy-MM-dd HH:mm').toISO(),
+					luxon.DateTime.fromFormat(this.end, 'yyyy-MM-dd HH:mm').toISO(),
+					this.teilnehmer.filter(t => t.uid && t.rolle).map(nehmer => ({ uid: nehmer.uid, rolle: nehmer.rolle })),
+					this.specialFinalGroups.filter(group => group.gid && group.rolle && group.studiensemester_kurzbz).map(group => ({ gid: group.gid, lehrverband: group.lehrverband, gruppe_kurzbz: group.gruppe_kurzbz, rolle: group.rolle, studiensemester_kurzbz: group.studiensemester_kurzbz })),
+				)
+			).then(() => {
+				this.$refs.modal.hide();
+				this.$emit('saved');
+			});
+		},
+	},
+	// language=HTML
+	template: `
+		<bs-modal ref="modal" class="bootstrap-prompt" dialogClass="modal-xl">
+			<template #title>Neue Reservierung</template>
+			<template #default>
+				<div class="row g-3">
+					<form-input
+						label="Titel"
+						type="text"
+						container-class="col-12"
+						name="titel"
+						v-model="titel"
+					></form-input>
+					<form-input
+						label="Beschreibung"
+						type="textarea"
+						container-class="col-12"
+						name="beschreibung"
+						v-model="beschreibung"
+					></form-input>
+					<div class="col-6">
+						<form-input
+							type="datepicker"
+							v-model="start"
+							name="star_date"
+							format="dd.MM.yyyy HH:mm"
+							auto-apply
+							:enable-time-picker="true"
+							preview-format="dd.MM.yyyy HH:mm"
+							model-type="yyyy-MM-dd HH:mm"
+							:label="$p.t('ui', 'von')"
+						/>
+					</div>
+					<div class="col-6">
+						<form-input
+							type="datepicker"
+							v-model="end"
+							name="end_time"
+							format="dd.MM.yyyy HH:mm"
+							auto-apply
+							:enable-time-picker="true"
+							preview-format="dd.MM.yyyy HH:mm"
+							model-type="yyyy-MM-dd HH:mm"
+							:label="$p.t('global', 'bis')"
+						/>
+					</div>
+					<div class="col-6">
+						<form-input
+							:label="$p.t('global', 'raum')"
+							type="select"
+							container-class="col-6"
+							v-model="ort_kurzbz"
+							name="ort_kurzbz"
+						>
+							<option
+								v-for="raum in raeume_array"
+								:value="raum.ort_kurzbz"
+								:key="raum.ort_kurzbz"
+							>
+								{{ raum.ort_kurzbz }} {{ raum.bezeichnung }}
+							</option>
+						</form-input>
+					</div>
+					
+					
+					<div class="col-12" v-if="show_all_fields">
+						<div v-for="(nehmer, i) in teilnehmer" :key="i" class="d-flex gap-2 mb-2 align-items-end">
+							<form-input
+								type="autocomplete"
+								:label="$p.t('ui', 'teilnehmende')"
+								:suggestions="filteredUsers"
+								v-model="nehmer.label"
+								field="label"
+								container-class="flex-grow-1"
+								:name="'user_' + i"
+								@complete="searchUser($event, i)"
+								@item-select="selectUser($event, i)"
+							></form-input>
+							<form-input
+								type="select"
+								:label="$p.t('lehre', 'status_rolle')"
+								v-model="nehmer.rolle"
+								:name="'rolle_' + i"
+								
+							>
+								<option v-for="rolle in rollen_array" :value="rolle.rolle_kurzbz" :key="rolle.rolle_kurzbz">
+									{{ rolle.bezeichnung }}
+								</option>
+							</form-input>
+							<button type="button" class="btn btn-outline-danger" @click="teilnehmer.splice(i, 1)">
+								<i class="fa-solid fa-xmark"></i>
+							</button>
+						</div>
+						<button type="button" class="btn btn-outline-secondary btn-sm" @click="teilnehmer.push({ uid: null, label: '', rolle: null })">
+							<i class="fa-solid fa-plus me-1"></i>{{$capitalize( $p.t('global', 'hinzufuegen') )}}
+						</button>
+					</div>
+
+					<div class="col-12" v-if="show_all_fields">
+						<div v-for="(group, i) in specialFinalGroups" :key="i" class="d-flex gap-3 mb-3 align-items-end">
+							<form-input
+									type="autocomplete"
+									:label="$p.t('lehre', 'gruppe')"
+									:suggestions="filteredGroups"
+									v-model="group.label"
+									field="label"
+									container-class="flex-grow-1"
+									:name="'group_' + i"
+									@complete="searchGroup($event, i)"
+									@item-select="selectFinalGroup($event, i)"
+							></form-input>
+							<form-input
+									type="select"
+									:label="$p.t('lehre', 'studiensemester')"
+									v-model="group.studiensemester_kurzbz"
+									:name="'studiensemester_' + i"
+							>
+								<option v-for="studiensemester in studiensemester_array" :value="studiensemester.studiensemester_kurzbz" :key="studiensemester.studiensemester_kurzbz">
+									{{ studiensemester.studiensemester_kurzbz }}
+								</option>
+							</form-input>
+							
+							<form-input
+									type="select"
+									:label="$p.t('lehre', 'status_rolle')"
+									v-model="group.rolle"
+									:name="'rolle_' + i"
+							>
+								<option v-for="rolle in rollen_array" :value="rolle.rolle_kurzbz" :key="rolle.rolle_kurzbz">
+									{{ rolle.bezeichnung }}
+								</option>
+							</form-input>
+							<button type="button" class="btn btn-outline-danger" @click="specialFinalGroups.splice(i, 1)">
+								<i class="fa-solid fa-xmark"></i>
+							</button>
+						</div>
+						<button type="button" class="btn btn-outline-secondary btn-sm" @click="specialFinalGroups.push({ gruppe_kurzbz: null, studiensemester_kurzbz: null, label: '', rolle: null })">
+							<i class="fa-solid fa-plus me-1"></i>{{$p.t('lehre', 'gruppe')}} {{$p.t('global', 'hinzufuegen')}}
+						</button>
+					</div>
+				</div>
+			</template>
+			<template #footer>
+				<button type="button" class="btn btn-primary" @click="save">Speichern</button>
+			</template>
+		</bs-modal>`
+}

public/js/components/Tempus/Tempus.js

@@ -0,0 +1,999 @@
+/**
+ * Copyright (C) 2024 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/>.
+ */
+import CoreSearchbar from "../searchbar/searchbar.js";
+import NavLanguage from "../navigation/Language.js";
+import VerticalSplit from "../verticalsplit/verticalsplit.js";
+import FhcCalendar from "../Calendar/Tempus.js";
+import FhcCoursepicker from "../Tempus/Coursepicker.js";
+import LectureSelection from "../Tempus/LectureSelection.js";
+import ParkingSlot from "../Tempus/ParkingSlot.js";
+import ApiKalender from '../../api/factory/tempus/kalender.js';
+import ApiSearchbar from "../../api/factory/searchbar.js";
+import ApiRenderers from '../../api/factory/renderers.js';
+import ApiTempusConfig  from '../../api/factory/tempus/config.js';
+import AppMenu from "../AppMenu.js";
+import drop from '../../directives/drop.js';
+import AppConfig from "../AppConfig.js";
+
+import BsModal from "../Bootstrap/Modal.js";
+
+
+import StvVerband from "../Stv/Studentenverwaltung/Verband.js";
+import ApiStudiengangTree from "../../api/lehrveranstaltung/studiengangtree.js";
+import StvStudiensemester from "../Stv/Studentenverwaltung/Studiensemester.js";
+import FormInput from "../../../js/components/Form/Input.js";
+import Reservierung from "./Reservierung.js";
+
+export default {
+	name: "Tempus",
+	components: {
+		CoreSearchbar,
+		VerticalSplit,
+		FhcCalendar,
+		FhcCoursepicker,
+		LectureSelection,
+		ParkingSlot,
+		AppConfig,
+		AppMenu,
+		NavLanguage,
+		BsModal,
+		StvVerband,
+		StvStudiensemester,
+		Multiselect: primevue.multiselect,
+		FormInput,
+		Reservierung
+	},
+	props: {
+		defaultSemester: String,
+		config: Object,
+		permissions: Object,
+		tempusRoot: String,
+		cisRoot: String,
+		activeAddons: String, // semicolon separated list of active addons
+		viewData: Object,
+		logoutUrl: String,
+		avatarUrl: String
+	},
+	directives: {
+		drop
+	},
+	provide() {
+		return {
+			cisRoot: this.cisRoot,
+			defaultSemester: this.defaultSemester,
+			currentSemester: this.defaultSemester,
+			renderers: Vue.computed(() => this.renderers),
+			appConfig: Vue.computed(() => this.appconfig),
+			contextMenuActions: Vue.computed(() => this.contextMenuActions),
+		}
+	},
+	data() {
+		return {
+			appconfig: {},
+			configEndpoints: ApiTempusConfig,
+			endpoint: ApiStudiengangTree,
+			raumVorschlaege: [],
+			selected: [],
+			searchbaroptions: {
+				origin: 'tempus',
+				cssclass: "position-relative",
+				calcheightonly: true,
+				types: [
+					//"student",
+					"raum",
+					"mitarbeiter",
+					"mitarbeiter_ohne_zuordnung"
+				],
+				actions: {
+					raum: {
+						defaultaction: {
+							type: "function",
+							action: this.setOrt
+						},
+						childactions: [
+						]
+					},
+					employee: {
+						defaultaction: {
+							type: "function",
+							action: (data) => {
+								this.setEmp(data);
+							}
+						},
+						childactions: [
+						]
+					},
+				}
+			},
+			lv_id: null,
+			events: null,
+			minimized: false,
+			currentlySelectedEvent: null,
+			//currentDay: new Date(),
+			studiensemesterKurzbz: this.defaultSemester,
+			lists: {
+				nations: [],
+				sprachen: [],
+				geschlechter: []
+			},
+			renderers: null,
+			ort_kurzbz: null,
+			view: 'room',
+			parkedKeys: new Set(),
+			lecturers: [],
+			overlayCache: [],
+			extraBackgrounds: [],
+			lastRange: null,
+			stg: null,
+			show_stg: null,
+			semester: null,
+			studiensemester_kurzbz: null,
+			raumModal: {
+				show: false,
+				loading: false,
+				vorschlaege: [],
+				event: null
+			},
+			visibleStatusArray: {},
+			visibleStatus: ['all'],
+			selectedStudiensemester: this.studiensemester_kurzbz ?? this.defaultSemester,
+			calendarDate: luxon.DateTime.now().setZone(this.config.timezone).toISODate(),
+			historyEntries: [],
+			previewRole: 'planer'
+		}
+	},
+	computed: {
+		contextMenuActions() {
+			return {
+				lehreinheit: [
+					{
+						label: 'Raumauswahl',
+						icon: 'fa-solid fa-door-open',
+						action: this.openRaumauswahl
+					},
+					{
+						label: 'Freischalten für Voransicht',
+						icon: 'fa-solid fa-chalkboard-user',
+						action: (orig) => this.$api.call(ApiKalender.syncToLecturer(orig.kalender_id)).then(() => this.$refs.calendar.resetEventLoader())
+					},
+					{
+						label: 'Freischalten für Live',
+						icon: 'fa-solid fa-user-graduate',
+						action: (orig) => this.$api.call(ApiKalender.syncToStudent(orig.kalender_id)).then(() => this.$refs.calendar.resetEventLoader())
+					},
+					{
+						label: 'History',
+						icon: 'fa-solid fa-clock-rotate-left',
+						action: this.openHistory
+					},
+					{
+						label: 'Delete',
+						icon: 'fa-solid fa-calendar-xmark',
+						action: this.deleteEntry
+					},
+				],
+				reservierung: [
+					{
+						label: 'Delete',
+						icon: 'fa-solid fa-calendar-xmark',
+						action: this.deleteEntry
+					},
+				]
+			};
+		},
+		currentDay() {
+			return luxon.DateTime.now().setZone(this.config.timezone).toISODate();
+		},
+		currentMode() {
+			return 'week';
+		},
+		visibleLecturerUids() {
+			if (!this.lecturers.length)
+				return null;
+			return this.lecturers.filter(lecture => lecture.showEvents).map(lecture => lecture.uid);
+		},
+		visibleStatusOptions() {
+			return Object.entries(this.visibleStatusArray).map(([key, label]) => ({ key, label }));
+		},
+		visibleStatusValue() {
+			if (this.visibleStatus.includes('all'))
+				return this.visibleStatusOptions.filter(visibleStatus => visibleStatus.key === 'all');
+			return this.visibleStatus.map(status => ({ key: status, label: this.visibleStatusArray[status] }));
+		},
+	},
+	methods: {
+		async openRaumauswahl(orig) {
+			if (!orig?.lehreinheit_id)
+				return;
+			this.raumModal = orig;
+
+			await this.$api.call(ApiKalender.getRaumvorschlag(
+				orig.isostart,
+				orig.isoend,
+				orig.lehreinheit_id[0]
+			)).then(result => {
+
+				this.raumVorschlaege = result.data ?? [];
+				this.$refs.raumModal.show();
+			});
+		},
+		async deleteEntry(orig)
+		{
+			if (!orig?.kalender_id)
+				return;
+
+			await this.$api.call(ApiKalender.deleteEntry(
+				orig?.kalender_id
+			)).then(result => {
+				this.$refs.calendar.resetEventLoader();
+			});
+		},
+		async openHistory(orig)
+		{
+			if (!orig?.kalender_id)
+				return;
+			await this.$api.call(ApiKalender.getHistory(
+				orig.kalender_id
+			)).then(result => {
+				this.historyEntries = result.data ?? [];
+				this.$refs.historyModel.show();
+			});
+		},
+		async selectRaum(ort_kurzbz) {
+			const orig = this.raumModal;
+			await this.$api.call(
+				ApiKalender.updateKalenderEvent(orig.kalender_id, {
+					ort_kurzbz,
+					start_time: orig.von,
+					end_time: orig.bis
+				})).then(() => this.$refs.raumModal.hide());
+			this.$refs.calendar.resetEventLoader();
+		},
+		setOrt: function(data)
+		{
+			this.ort_kurzbz = data.ort_kurzbz;
+			this.$refs.calendar.resetEventLoader();
+		},
+		onSelectVerbandAndClose(payload) {
+			this.onSelectVerband(payload);
+			bootstrap.Offcanvas.getOrCreateInstance(this.$refs.verbandMenu).hide();
+		},
+		onSelectVerband({link, name})
+		{
+			let stg = null;
+			let semester = null;
+			this.show_stg = name
+			if (typeof link === 'number')
+				stg = link;
+			else if (typeof link === 'string')
+			{
+				[stg, semester] = link.split('/');
+			}
+			this.stg = stg;
+			if (semester !== null)
+				this.semester = semester;
+
+
+			this.$refs.calendar.resetEventLoader();
+		},
+		setEmp: function(data)
+		{
+			const uid = data.uid;
+			const label = data.name;
+			if (!this.lecturers.some(l => l.uid === uid))
+			{
+				this.lecturers.push({
+					uid,
+					label,
+					showEvents: true,
+					overlays: { blocks: true, wishes: true },
+				});
+			}
+
+			this.$refs.calendar.resetEventLoader();
+			if (this.lastRange)
+				this.handleRange(this.lastRange);
+		},
+		jumpToKw(kw) {
+			const num = parseInt(kw);
+			if (!num)
+				return;
+
+			const date = luxon.DateTime.fromObject({
+				weekYear: luxon.DateTime.now().setZone(this.config.timezone).weekYear,
+				weekNumber: num,
+				weekday: 1,
+			}, { zone: this.config.timezone });
+			this.calendarDate = date.toISODate();
+		},
+		handleChangeDate(newDate) {
+			if (newDate && luxon.DateTime.isDateTime(newDate) && newDate.isValid)
+				this.calendarDate = newDate.toISODate();
+		},
+		handleChangeMode() {
+			console.log("handleChangeMode")
+		},
+		toggleStatus(selected) {
+			if (!selected || selected.length === 0) {
+				this.visibleStatus = ['all'];
+				return;
+			}
+			const hasAll = selected.includes('all');
+			const hadAll = this.visibleStatus.includes('all');
+
+			if (hasAll && !hadAll)
+			{
+				this.visibleStatus = ['all'];
+				return;
+			}
+			this.visibleStatus = selected.filter(k => k !== 'all');
+			if (this.visibleStatus.length === 0)
+				this.visibleStatus = ['all'];
+		},
+		searchfunction(params) {
+			return this.$api.call(ApiSearchbar.search(params));
+		},
+		getPromiseFunc(start, end) {
+			const hasRoom = !!this.ort_kurzbz;
+			const hasLektoren = this.lecturers.length > 0;
+			const hasStg = !!this.stg;
+
+			const filter = {};
+
+			if (hasRoom)
+				filter.ort = this.ort_kurzbz;
+			if (hasStg)
+				filter.stg = this.stg;
+			if (hasLektoren)
+				filter.uid = this.lecturers.map(l => l.uid);
+
+			if (this.previewRole === 'lektor')
+				return [this.$api.call(ApiKalender.getPlanLecturer(start.toISODate(), end.toISODate()))];
+
+			if (this.previewRole === 'student')
+				return [this.$api.call(ApiKalender.getPlanStudent(start.toISODate(), end.toISODate()))];
+
+			return [this.$api.call(ApiKalender.getPlan(filter, start.toISODate(), end.toISODate()))];
+		},
+		toDateTime(value, timezone){
+			if (luxon.DateTime.isDateTime(value)) return value;
+
+			if (value?.date?.isValid)
+				return value.date;
+
+			if (typeof value === 'number')
+				return luxon.DateTime.fromMillis(value, { zone: timezone });
+
+			if (value instanceof Date)
+				return luxon.DateTime.fromJSDate(value, { zone: timezone });
+
+			if (typeof value === 'string')
+				return luxon.DateTime.fromISO(value, { zone: timezone });
+
+			return luxon.DateTime.invalid("invalid datetime");
+		},
+		getLastEndOfSameDay(startDT, ends) {
+			if (!ends?.length) return null;
+
+			const dayKey = startDT.toISODate();
+			let lastSameDay = null;
+
+			for (const end of ends) {
+				const dt = luxon.DateTime.isDateTime(end) ? end : luxon.DateTime.fromISO(String(end), { zone: startDT.zoneName });
+
+				if (!dt.isValid)
+					continue;
+
+				if (dt.toISODate() === dayKey)
+					lastSameDay = dt;
+			}
+
+			return lastSameDay;
+		},
+		clampEndToGrid(startDT, durationMin, ends) {
+			const calculatedEnd = startDT.plus({ minutes: durationMin });
+
+			const lastGridEndSameDay = this.getLastEndOfSameDay(startDT, ends);
+
+			if (!lastGridEndSameDay)
+				return calculatedEnd;
+
+			return calculatedEnd > lastGridEndSameDay ? lastGridEndSameDay : calculatedEnd;
+		},
+		_parseDates(start, end)
+		{
+			const startDT = luxon.DateTime.fromISO(start);
+			const endDT = luxon.DateTime.fromISO(end);
+
+			if (!startDT.isValid || !endDT.isValid)
+			{
+				alert("Ungültiges Datum");
+				return null;
+			}
+
+			return {
+				startDT,
+				endDT,
+				start_time: startDT.toFormat('yyyy-MM-dd HH:mm'),
+				end_time: endDT.toFormat('yyyy-MM-dd HH:mm'),
+			};
+		},
+
+		_updateKalenderEvent(obj, startDT, endDT, start_time, end_time, onSuccess)
+		{
+			const origStart = luxon.DateTime.fromISO(obj.orig.isostart);
+			const origEnd = luxon.DateTime.fromISO(obj.orig.isoend);
+
+			if (origStart.toMillis() === startDT.toMillis() && origEnd.toMillis() === endDT.toMillis())
+				return;
+
+			const updatedInfos = {
+				ort_kurzbz: this.ort_kurzbz ? this.ort_kurzbz : obj.orig.ort_kurzbz,
+				start_time,
+				end_time,
+			};
+
+			return this.$api.call(ApiKalender.updateKalenderEvent(obj.orig.kalender_id, updatedInfos))
+				.then(() => {
+					if (onSuccess)
+						onSuccess();
+				});
+		},
+
+		resizeHandler(payload) {
+			if (this.previewRole !== 'planer') //TODO (david) testzweck
+				return;
+			const { item, start, end } = payload;
+			const obj = item[0];
+			if (!obj?.orig?.kalender_id)
+				return alert("Kein gültiges Kalender-Event zum Resizen");
+
+			const dates = this._parseDates(start, end);
+
+			if (!dates)
+				return;
+
+			return this._updateKalenderEvent(obj, dates.startDT, dates.endDT, dates.start_time, dates.end_time, () => {
+				this.$refs.calendar.resetEventLoader();
+			});
+		},
+
+		dropHandler(payload) {
+			if (this.previewRole !== 'planer') //TODO (david) testzweck
+				return;
+			const { item, start, end } = payload;
+			if (!item?.length)
+				return alert("Keine Daten gedroppt");
+
+			const obj = item[0];
+			if (!obj?.type)
+				return alert("Unbekannter Drop-Typ");
+
+			const dates = this._parseDates(start, end);
+			if (!dates) return;
+
+			const { startDT, endDT, start_time, end_time } = dates;
+
+			if (obj.type === 'reservierung')
+			{
+				this.reservierungPending = true;
+				this.$refs.reservierung.show(start_time, end_time);
+			}
+			else if (obj.type === 'lehreinheit')
+			{
+				return this.$api.call(
+					ApiKalender.addKalenderEvent(
+						obj.orig.lehreinheit_id,
+						this.ort_kurzbz ? this.ort_kurzbz : obj.orig.ort_kurzbz,
+						start_time,
+						end_time
+					)
+				).then(() => {
+					this.$refs.calendar.resetEventLoader();
+					this.bcc.postMessage('dropped');
+				});
+			}
+			else if (obj.type === 'kalender')
+			{
+				return this._updateKalenderEvent(obj, startDT, endDT, start_time, end_time, () =>
+				{
+					this.$refs.parking.unpark({ type: obj.type, id: obj.orig.kalender_id });
+					this.$refs.calendar.resetEventLoader();
+					this.bcc.postMessage('dropped');
+
+				});
+			}
+			else
+			{
+				alert("Unbekannter Drop-Typ: " + obj.type);
+			}
+		},
+		handleRange(range) {
+			if (!range?.start || !range?.end)
+				return;
+
+			if (this.currentMode === 'week')
+			{
+				//Workaround because, updateRange is emitting 2 times
+				const startDay = range.start.startOf('day');
+				const endDay = range.end.startOf('day');
+
+				const days = Math.round(endDay.diff(startDay, 'days').days) + 1;
+				if (days > 8)
+					return;
+			}
+
+			this.lastRange = range;
+
+			const key = `${range.start.toISODate()}_${range.end.toISODate()}_${this.currentMode}`;
+
+			for (const lect of this.lecturers)
+			{
+				this.getOverlays(lect.uid, range, key);
+			}
+
+			this.rebuildExtraBackgrounds();
+		},
+
+		getOverlays(uid, range, rangeKey)
+		{
+			if (!this.overlayCache[uid])
+				this.overlayCache[uid] = {};
+
+			let entry = this.overlayCache[uid][rangeKey];
+
+			if (entry?.loaded || entry?.loading)
+				return;
+
+			entry = this.overlayCache[uid][rangeKey] = {
+				blocks: [],
+				wishes: [],
+				loading: true,
+				loaded: false
+			};
+
+			const promises = [];
+			const lect = this.lecturers.find(lecture => lecture.uid === uid);
+
+			if (lect.overlays.wishes)
+			{
+				promises.push(
+					this.$api.call(ApiKalender.getLektorZeitwuensche(uid, range.start.toISODate(), range.end.toISODate()))
+						.then(result => {
+							entry.wishes = (result.data || []).map(zeitwunsch => ({
+								class: `bg-lecturer-wish bg-uid-${uid} wish-w-${zeitwunsch.gewicht}`,
+								start: zeitwunsch.isostart,
+								end: zeitwunsch.isoend,
+								label: zeitwunsch.label
+							}));
+						})
+				);
+			}
+
+			if (lect.overlays.blocks)
+			{
+				promises.push(
+					this.$api.call(ApiKalender.getLektorZeitsperren(uid, range.start.toISODate(), range.end.toISODate()))
+						.then(result => {
+							entry.blocks = (result.data || []).map(zeitsperre => ({
+								class: `bg-lecturer-block bg-uid-${uid}`,
+								start: zeitsperre.isostart,
+								end: zeitsperre.isoend,
+								label: zeitsperre.label
+							}));
+						})
+				);
+			}
+
+			Promise.allSettled(promises).then(() => {
+				entry.loading = false;
+				entry.loaded = true;
+				this.rebuildExtraBackgrounds();
+			});
+		},
+
+		rebuildExtraBackgrounds() {
+			if (!this.lastRange)
+				return;
+
+			const key = `${this.lastRange.start.toISODate()}_` + `${this.lastRange.end.toISODate()}_` + `${this.currentMode}`;
+			let res = [];
+
+			for (let lect of this.lecturers)
+			{
+				const entry = this.overlayCache[lect.uid]?.[key];
+				if (!entry)
+					continue;
+
+				if (lect.overlays.blocks)
+					res.push(...(entry.blocks || []));
+
+				if (lect.overlays.wishes)
+					res.push(...(entry.wishes || []));
+			}
+
+			this.extraBackgrounds = res;
+		},
+
+		removeLecturer(uid)
+		{
+			this.lecturers = this.lecturers.filter(lecture => lecture.uid !== uid);
+			delete this.overlayCache[uid];
+			this.$refs.calendar.resetEventLoader();
+		},
+		clearOrt() {
+			this.ort_kurzbz = null;
+			this.$refs.calendar.resetEventLoader();
+		},
+		clearStg() {
+			this.stg = null;
+			this.show_stg = null;
+			this.$refs.calendar.resetEventLoader();
+		},
+		triggerSync()
+		{
+			this.$api.call(ApiKalender.sync()).then(this.$refs.calendar.resetEventLoader())
+		}
+	},
+	watch: {
+		lecturers: {
+			deep: true,
+			handler() {
+				this.rebuildExtraBackgrounds();
+			}
+		}
+	},
+	mounted() {
+		this.reservierungPending = false;
+		this.bcc = new BroadcastChannel('fhc-dnd');
+		this.bcc.addEventListener('message', e => {
+			if (e.data === 'dropped' && !this.reservierungPending)
+				this.$refs.calendar.resetEventLoader();
+		});
+	},
+	beforeUnmount() {
+		this.bcc.close();
+	},
+	async created()
+	{
+		await this.$api
+			.call(ApiRenderers.loadTempusRenderers())
+			.then(res => res.data)
+			.then(data => {
+				for (let rendertype of Object.keys(data)) {
+					let modalTitle = null;
+					let modalContent = null;
+					let calendarEvent = null;
+					if (data[rendertype].modalTitle)
+						modalTitle = Vue.markRaw(Vue.defineAsyncComponent(() => import(data[rendertype].modalTitle)));
+					if (data[rendertype].modalContent)
+						modalContent = Vue.markRaw(Vue.defineAsyncComponent(() => import(data[rendertype].modalContent)));
+					if (data[rendertype].calendarEvent)
+						calendarEvent = Vue.markRaw(Vue.defineAsyncComponent(() => import(data[rendertype].calendarEvent)));
+
+					if (data[rendertype].calendarEventStyles){
+						var head = document.head;
+						if(!head.querySelector(`link[href="${data[rendertype].calendarEventStyles}"]`)){
+							var link = document.createElement("link");
+							link.type = "text/css";
+							link.rel = "stylesheet";
+							link.href = data[rendertype].calendarEventStyles;
+							head.appendChild(link);
+						}
+					}
+
+					if(this.renderers === null) {
+						this.renderers = {};
+					}
+					if (!this.renderers[rendertype]) {
+						this.renderers[rendertype] = {}
+					}
+					this.renderers[rendertype].modalTitle = modalTitle;
+					this.renderers[rendertype].modalContent = modalContent;
+					this.renderers[rendertype].calendarEvent = calendarEvent;
+				}
+			});
+
+		this.$api.call(ApiTempusConfig.getHeader())
+			.then(res => {
+				this.visibleStatusArray = res.data.visible_status;
+				this.visibleStatus = ['all'];
+			});
+	},
+	template: `
+	<div class="tempus">
+		<header class="navbar navbar-expand-lg navbar-dark bg-dark flex-md-nowrap p-0 shadow">
+			<div class="col-md-4 col-lg-3 col-xl-2 d-flex align-items-center">
+				<button
+					class="btn btn-outline-light border-0 m-1 collapsed"
+					type="button"
+					data-bs-toggle="offcanvas"
+					data-bs-target="#appMenu"
+					aria-controls="appMenu"
+					aria-expanded="false"
+					:aria-label="$p.t('ui/toggle_nav')"
+				>
+					<span class="svg-icon svg-icon-apps"></span>
+				</button>
+				<a class="navbar-brand me-0" :href="tempusRoot">Tempus</a>
+			</div>
+			<button
+				class="btn btn-outline-light border-0 d-md-none m-1 collapsed"
+				type="button"
+				data-bs-toggle="offcanvas"
+				data-bs-target="#sidebarMenu"
+				aria-controls="sidebarMenu"
+				aria-expanded="false"
+				:aria-label="$p.t('ui/toggle_nav')"
+			>
+				<span class="fa-solid fa-table-list"></span>
+			</button>
+			<core-searchbar
+				ref="searchbar"
+				:searchoptions="searchbaroptions"
+				:searchfunction="searchfunction"
+				class="searchbar position-relative w-100"
+				show-btn-submit
+			></core-searchbar>
+			<div id="nav-user" class="dropdown">
+				<button
+					id="nav-user-btn"
+					class="btn btn-link rounded-0 py-0"
+					type="button"
+					data-bs-toggle="dropdown"
+					data-bs-target="#nav-user-menu"
+					aria-expanded="false"
+					aria-controls="nav-user-menu"
+				>
+					<img
+						:src="avatarUrl"
+						:alt="$p.t('profilUpdate/profilBild')"
+						class="bg-light avatar rounded-circle border border-light"
+					/>
+				</button>
+				<ul
+					ref="navUserDropdown"
+					class="dropdown-menu dropdown-menu-dark dropdown-menu-end rounded-0 text-center m-0"
+					aria-labelledby="nav-user-btn"
+				>
+					<li>
+						<button
+							type="button"
+							class="dropdown-item"
+							data-bs-toggle="modal"
+							data-bs-target="#configModal"
+						>
+							{{ $p.t('ui/settings') }}
+						</button>
+					</li>
+					<li><hr class="dropdown-divider m-0"/></li>
+					<li>
+						<nav-language
+							item-class="dropdown-item border-left-dark"
+						/>
+					</li>
+					<li><hr class="dropdown-divider m-0"/></li>
+					<li>
+						<a class="dropdown-item" :href="logoutUrl">
+							{{ $p.t('ui/logout') }}
+						</a>
+					</li>
+				</ul>
+			</div>
+		</header>
+		<div class="container-fluid overflow-hidden heightfull">
+			<div class="row h-100">
+				<aside id="appMenu" class="bg-light offcanvas offcanvas-start col-md p-md-0 h-100">
+					<div class="offcanvas-header">
+						Tempus
+						<button type="button" class="btn-close text-reset" data-bs-dismiss="offcanvas" :aria-label="$p.t('ui/schliessen')"></button>
+					</div>
+					<div class="offcanvas-body">
+						<app-menu app-identifier="tempus" />
+					</div>
+				</aside>
+				<nav id="sidebarMenu" class="bg-light offcanvas offcanvas-start col-md p-md-0 h-100 d-flex flex-column">
+					<div class="sidebar-icons d-flex flex-row align-items-start py-2 gap-1 ps-2">
+						<button
+							class="btn btn-outline-secondary"
+							type="button"
+							data-bs-toggle="offcanvas"
+							data-bs-target="#verbandMenu"
+							aria-controls="verbandMenu"
+							aria-expanded="false"
+							title="Verband"
+						>
+							<span class="fa-solid fa-university"></span>
+						</button>
+						<button
+							class="btn btn-outline-secondary"
+							type="button"
+							data-bs-toggle="offcanvas"
+							data-bs-target="#verbandMenu"
+							aria-controls="verbandMenu"
+							aria-expanded="false"
+							title="Verband"
+						>
+							<span class="fa-solid fa-door-open"></span>
+						</button>
+					</div>
+					<div class="px-2 py-1 w-100">
+						<!--<Multiselect
+							:model-value="visibleStatusValue"
+							@update:model-value="val => toggleStatus(val.map(o => o.key))"
+							option-label="label"
+							:options="visibleStatusOptions"
+							placeholder="Status filtern"
+							:hide-selected="false"
+							:show-toggle-all="false"
+							class="w-100"
+						/>-->
+						
+						<div class="d-flex gap-1 py-1">
+							<button
+								class="btn btn-sm"
+								:class="previewRole === 'planer' ? 'btn-dark' : 'btn-outline-dark'"
+								@click="previewRole = 'planer'; $refs.calendar.resetEventLoader()"
+							>
+								<i class="fa-solid fa-pen-ruler me-1"></i>Planer
+							</button>
+							<button
+								class="btn btn-sm"
+								:class="previewRole === 'lektor' ? 'btn-primary' : 'btn-outline-primary'"
+								@click="previewRole = 'lektor'; $refs.calendar.resetEventLoader()"
+							>
+								<i class="fa-solid fa-chalkboard-user me-1"></i>Lektor
+							</button>
+							<button
+								class="btn btn-sm"
+								:class="previewRole === 'student' ? 'btn-success' : 'btn-outline-success'"
+								@click="previewRole = 'student'; $refs.calendar.resetEventLoader()"
+							>
+								<i class="fa-solid fa-user-graduate me-1"></i>Student
+							</button>
+							<button
+								class="btn btn-sm btn-outline-danger"
+								@click="triggerSync"
+							>
+								<i class="fa-solid fa-rotate me-1"></i>Sync
+							</button>
+						</div>
+					</div>
+					<div class="room-selection" v-if="ort_kurzbz">
+						<div class="fw-semibold px-2 d-flex align-items-center justify-content-between">
+							<span><i class="fa-solid fa-door-open me-2"></i>{{ ort_kurzbz }}</span>
+							<button
+								type="button"
+								class="btn btn-sm btn-link text-danger p-0"
+								@click="clearOrt"
+								title="Raum entfernen"
+							>
+								<i class="fa-solid fa-xmark"></i>
+							</button>
+						</div>
+					</div>
+					
+					<div class="room-selection" v-if="show_stg">
+						<div class="fw-semibold px-2 d-flex align-items-center justify-content-between">
+							<span><i class="fa-solid fa-university me-2"></i>{{ show_stg }}</span>
+							<button
+								type="button"
+								class="btn btn-sm btn-link text-danger p-0"
+								@click="clearStg"
+								title="STG entfernen"
+							>
+								<i class="fa-solid fa-xmark"></i>
+							</button>
+						</div>
+					</div>
+					<lecture-selection
+							v-if="lecturers.length"
+							:lecturers="lecturers"
+							@remove="removeLecturer"
+					></lecture-selection>
+					<div class="d-flex flex-column flex-grow-1" style="min-height: 0">
+						<parking-slot
+							ref="parking"
+							v-model:parked-keys="parkedKeys"
+						></parking-slot>
+						
+						<fhc-coursepicker :stg="stg" @select-lecturer="setEmp" @select-kw="jumpToKw" :studiensemester="selectedStudiensemester"></fhc-coursepicker>
+
+					</div>
+					<stv-studiensemester v-model:studiensemester-kurzbz="selectedStudiensemester"></stv-studiensemester>
+
+				</nav>
+				<main class="col-md-8 ms-sm-auto col-lg-9 col-xl-10">
+					<fhc-calendar
+						ref="calendar"
+						:timezone="config.timezone"
+						:get-promise-func="getPromiseFunc"
+						:visible-status="visibleStatus"
+						:date="calendarDate"
+						:mode="currentMode"
+						:parkedEvents="parkedKeys"
+						:visible-lecturers="visibleLecturerUids"
+						@drop="dropHandler"
+						@resize="resizeHandler"
+						@update:date="handleChangeDate"
+						@update:mode="handleChangeMode"
+						:extra-backgrounds="extraBackgrounds"
+						@update:range="handleRange"
+						class="responsive-calendar"
+					/>
+				</main>
+			</div>
+		</div>
+		<app-config ref="config" v-model="appconfig" :endpoints="configEndpoints"></app-config>
+		<div id="verbandMenu" ref="verbandMenu" class="offcanvas offcanvas-start col-md p-md-0 h-100" tabindex="-1">
+			<div class="offcanvas-header justify-content-end px-1 d-md-none">
+				<h5 class="offcanvas-title" id="verbandMenuLabel">
+					<i class="fa-solid fa-university me-2"></i>Verband
+				</h5>
+				<button type="button" class="btn-close text-reset" data-bs-dismiss="offcanvas" :aria-label="$p.t('ui/schliessen')"></button>
+			</div>
+			<stv-verband :endpoint="endpoint" @select-verband="onSelectVerbandAndClose" class="col" style="height:0%"></stv-verband>
+		</div>
+
+		<bs-modal ref="raumModal" class="bootstrap-prompt">
+			<template #title>Raumauswahl</template>
+			<template #default>
+				<ul v-if="raumVorschlaege.length" class="list-group">
+					<li
+						v-for="raum in raumVorschlaege"
+						:key="raum.ort_kurzbz"
+						class="list-group-item list-group-item-action"
+						style="cursor:pointer"
+						@click="selectRaum(raum.ort_kurzbz)"
+					>
+						<i class="fa-solid fa-door-open me-2"></i>{{ raum.ort_kurzbz }}
+					</li>
+				</ul>
+				<p v-else class="text-muted mb-0">Keine freien Räume gefunden.</p>
+			</template>
+		</bs-modal>
+		
+		<bs-modal ref="historyModel" class="bootstrap-prompt" dialogClass="modal-lg">
+			<template #title>History</template>
+			<template #default>
+				<table v-if="historyEntries.length" class="table table-bordered table-hover">
+					<thead class="table-light">
+						<tr>
+							<th>Von</th>
+							<th>Bis</th>
+							<th>Status</th>
+							<th>Ort</th>
+						</tr>
+					</thead>
+					<tbody>
+						<tr v-for="entry in historyEntries" :key="entry.id">
+							<td>{{ entry.von }}</td>
+							<td>{{ entry.bis }}</td>
+							<td>{{ entry.status_kurzbz }}</td>
+							<td>{{ entry.ort }}</td>
+						</tr>
+					</tbody>
+				</table>
+			</template>
+		</bs-modal>
+		<reservierung
+			ref="reservierung"
+			:ort-kurzbz="ort_kurzbz"
+			@saved="reservierungPending = false; $refs.calendar.resetEventLoader()"
+		></reservierung>
+	</div>`
+};

public/js/composables/EventLoader.js

@@ -111,7 +111,7 @@ export function useEventLoader(rangeInterval, getPromiseFunc) {
 		return mergePromiseArr(getPromiseFunc(start, end), result);
 	};
 
-	Vue.watchEffect(() => {
+	const reload = () => {
 		const range = Vue.toValue(rangeInterval);
 		if (!(range instanceof luxon.Interval))
 			return;
@@ -132,7 +132,18 @@ export function useEventLoader(rangeInterval, getPromiseFunc) {
 					}
 				})
 			});
-	})
+	};
 
-	return { events: allEvents, lv }
+	Vue.watchEffect(reload);
+
+	const reset = () => {
+		loading_id = 0;
+		events.value = [];
+		loadingEvents.value = [];
+		eventsLoaded.splice(0, eventsLoaded.length);
+		reload();
+	}
+
+
+	return { events: allEvents, lv, reset }
 }

public/js/directives/Calendar/DragAndDrop.js

@@ -1,100 +0,0 @@
-/**
- * TODO(chris): This needs serious rework!!!
- */
-export default {
-	mounted(el, binding, vnode) {
-		if (binding.arg == 'draggable') {
-			el.addEventListener('update-my-value', evt => {
-				evt.preventDefault();
-				binding.value = evt.detail.item;
-			});
-			el.addEventListener('dragstart', evt => {
-				el.dispatchEvent(new CustomEvent('calendar-dragstart', {
-					cancelable: true,
-					bubbles: true,
-					detail: {
-						item: binding.value,
-						x: evt.offsetX / el.offsetWidth,
-						y: evt.offsetY / el.offsetHeight,
-						originalEvent: evt
-					}
-				}));
-			});
-			el.addEventListener('dragend', evt => {
-				el.dispatchEvent(new CustomEvent('calendar-dragend', {
-					cancelable: true,
-					bubbles: true,
-					detail: {
-						item: binding.value,
-						originalEvent: evt
-					}
-				}));
-			});
-		} else if (binding.arg == 'dropcage') {
-			let hitbox = null;
-			el.addEventListener('dragover', evt => {
-				if (hitbox)
-					return;
-				hitbox = el.getBoundingClientRect();
-				return el.dispatchEvent(new CustomEvent('calendar-dragenter', {
-					detail: { originalEvent: evt }
-				}));
-			});
-			window.addEventListener('dragleave', evt => {
-				if (!hitbox)
-					return;
-				let pos;
-				if (typeof evt.clientX === 'undefined')
-					pos = {
-						x: evt.pageX + document.documentElement.scrollLeft,
-						y: evt.pageY + document.documentElement.scrollTop
-					};
-				else
-					pos = {
-						x: evt.clientX + document.body.scrollLeft + document.documentElement.scrollLeft,
-						y: evt.clientY + document.body.scrollTop + document.documentElement.scrollTop
-					};
-				if (pos.x > hitbox.left + hitbox.width - 1 || pos.x < hitbox.left || pos.y > hitbox.top + hitbox.height - 1 || pos.y < hitbox.top) {
-					hitbox = null;
-					return el.dispatchEvent(new CustomEvent('calendar-dragleave', {
-						detail: { originalEvent: evt }
-					}));
-				}
-			});
-			window.addEventListener('drop', evt => {
-				if (!hitbox)
-					return;
-				
-				hitbox = null;
-				return el.dispatchEvent(new CustomEvent('calendar-dragleave', {
-					detail: { originalEvent: evt }
-				}));
-			});
-		} else if (binding.arg == 'dropzone') {
-			el.addEventListener(
-				binding.modifiers.once ? 'dragenter' : 'dragover',
-				evt => {
-					const timestamp = binding.value instanceof Function
-						? binding.value(evt)
-						: binding.value;
-					const detail = timestamp.timestamp ? timestamp : { timestamp };
-					el.dispatchEvent(new CustomEvent('calendar-dragchange', {
-						cancelable: true,
-						bubbles: true,
-						detail
-					}));
-				}
-			);
-		}
-	},
-	updated(el, binding, vnode, prevVnode) {
-		if (binding.arg == 'draggable') {
-			el.dispatchEvent(new CustomEvent('update-my-value', {
-				cancelable: true,
-				detail: {
-					item: binding.value
-				}
-			}));
-		}
-	}
-}

public/js/directives/draggable.js

@@ -30,7 +30,8 @@ export default {
 		function onStart(evt) {
 			const value = el.dataset.fhcDraggableValue;
 			if (value) {
-				setTransferData(evt, JSON.parse(value), true);
+				let disableImage = binding.modifiers?.noimage === true;
+				setTransferData(evt, JSON.parse(value), !disableImage);
 				if (el.dataset.fhcEffectAllowed)
 					evt.dataTransfer.effectAllowed = el.dataset.fhcEffectAllowed;
 

public/js/directives/drop.js

@@ -50,7 +50,7 @@ export default {
 				result = [result];
 
 			const res = binding.value(evt, result);
-			
+
 			if (res instanceof Promise) {
 				res.then(r => {
 					bcc.postMessage('release');

public/js/helpers/DragAndDrop.js

@@ -5,11 +5,16 @@
 const TYPE_DEFINITION = {
 	lehreinheit: {
 		id: "lehreinheit_id",
-		dragIcon: "fa-solid fa-chalkboard-user",
 		extras: [
 			"stundenblockung"
 		]
 	},
+	kalender: {
+		id: "kalender_id",
+	},
+	reservierung: {
+		id: "kalender_id",
+	},
 	vevent: {
 		id: "uid",
 		dragIcon: "fa-solid fa-calendar",
@@ -53,12 +58,16 @@ function isValidDragObject(value) {
 		if (!Object.prototype.hasOwnProperty.call(value, 'values'))
 			return false;
 
+
 		if (!VALID_TYPES.includes(value.type.substr(0, value.type.length-11)))
 			return false;
+
 	} else {
+
 		if (!Object.prototype.hasOwnProperty.call(value, 'id'))
 			return false;
 
+
 		if (!VALID_TYPES.includes(value.type))
 			return false;
 
@@ -182,7 +191,8 @@ function convertToValidDragObject(data, strict) {
 	const found = Object.entries(TYPE_DEFINITION).find(([ , typedef ]) => {
 		if (!Object.prototype.hasOwnProperty.call(data, typedef.id))
 			return false;
-		if (typedef.extras) {
+		if (typedef.extras)
+		{
 			if (!typedef.extras.every(extra => Object.prototype.hasOwnProperty.call(data, extra)))
 				return false;
 		}
@@ -198,6 +208,7 @@ function convertToValidDragObject(data, strict) {
 	const newData = {};
 	newData.type = type;
 	newData.id = data[typedef.id];
+
 	if (typedef.extras)
 		typedef.extras.forEach(extra => newData[extra] = data[extra]);
 
@@ -205,6 +216,8 @@ function convertToValidDragObject(data, strict) {
 }
 
 function setTransferData(event, validDragObject, setDragImage = false) {
+
+
 	if (setDragImage) {
 		const dragItems = Array.isArray(validDragObject) ? validDragObject : [ validDragObject ];
 		const dragElements = dragItems.map(item => {
@@ -246,9 +259,9 @@ function setTransferData(event, validDragObject, setDragImage = false) {
 		});
 	}
 	if (Array.isArray(validDragObject)) {
+
 		return validDragObject.forEach(data => setTransferData(event, data));
 	}
-	
 	event.dataTransfer.setData('application/fhc-' + validDragObject.type, JSON.stringify(validDragObject));
 }
 
@@ -267,16 +280,16 @@ function eventHasTypes(event, allowedTypes, strict) {
 	allowedTypes = allowedTypes.map(type => 'application/fhc-' + type);
 
 	const dataTypes = [...event.dataTransfer.types];
-	
+
 	// NOTE(chris): if dragging across browsers the dataTransfer object is
 	// set to a default one without data. Since we do not support dragging
 	// across browsers (yet) we return false which will disallow dropping.
 	if (!dataTypes.length)
 		return false;
-	
+
 	if (!strict)
 		return allowedTypes.some(type => [...event.dataTransfer.types].includes(type));
-	
+
 	return [...event.dataTransfer.types].every(type => allowedTypes.includes(type));
 }
 

public/js/helpers/Tempus/ResizeGhost.js

@@ -0,0 +1,102 @@
+export function useResizeGhost() {
+	let ghostEl = null;
+	let labelEl = null;
+
+	function create(gridEl, eventEl, edge)
+	{
+		const gridRect = gridEl.getBoundingClientRect();
+		const eventRect = eventEl.getBoundingClientRect();
+		const scrollTop = gridEl.scrollTop;
+
+		const topInGrid = (eventRect.top - gridRect.top) + scrollTop;
+		const leftInGrid = eventRect.left - gridRect.left;
+
+		ghostEl = document.createElement('div');
+		ghostEl.className = 'fhc-event-ghost';
+		ghostEl.style.cssText = `
+			position: absolute;
+			left: ${leftInGrid}px;
+			width: ${eventRect.width}px;
+			top: ${topInGrid}px;
+			height: ${eventRect.height}px;
+			z-index: 9999;
+			pointer-events: none;
+			box-sizing: border-box;
+			border-radius: 6px;
+			outline: 2px dashed currentColor;
+			opacity: 0.9;
+		`;
+
+		labelEl = document.createElement('div');
+		labelEl.className = 'fhc-resize-preview';
+		labelEl.style.cssText = `
+			position: absolute;
+			right: 6px;
+			padding: 2px 6px;
+			border-radius: 6px;
+			font-size: 12px;
+			background: rgba(0,0,0,0.75);
+			color: white;
+			white-space: nowrap;
+			pointer-events: none;
+		`;
+
+		if (edge === 'start')
+		{
+			labelEl.style.top = '6px';
+			labelEl.style.bottom = 'auto';
+		}
+		else
+		{
+			labelEl.style.top = 'auto';
+			labelEl.style.bottom = '6px';
+		}
+
+		ghostEl.appendChild(labelEl);
+
+		gridEl.style.position = 'relative';
+		gridEl.appendChild(ghostEl);
+
+		return {
+			startTop: topInGrid,
+			startHeight: eventRect.height
+		};
+	}
+
+	function updateLabel(text)
+	{
+		if (labelEl)
+			labelEl.textContent = text;
+	}
+
+	function updatePosition(top, height)
+	{
+		if (!ghostEl)
+			return;
+		if (top !== null)
+			ghostEl.style.top = `${top}px`;
+		if (height !== null)
+			ghostEl.style.height = `${height}px`;
+	}
+
+	function getPosition()
+	{
+		if (!ghostEl)
+			return { top: 0, height: 0 };
+		return {
+			top: parseFloat(ghostEl.style.top),
+			height: parseFloat(ghostEl.style.height)
+		};
+	}
+
+	function remove()
+	{
+		if (ghostEl?.parentNode)
+			ghostEl.parentNode.removeChild(ghostEl);
+
+		ghostEl = null;
+		labelEl = null;
+	}
+
+	return { create, updateLabel, updatePosition, getPosition, remove };
+}

public/js/helpers/Tempus/ResizeHandler.js

@@ -0,0 +1,217 @@
+import { useResizeGhost } from './ResizeGhost.js';
+
+const MIN_HEIGHT_PX = 20;
+const MIN_DURATION_MIN = 5;
+const SNAP_MINUTES = 5;
+
+function snapToGrid(minutes, edge)
+{
+	if (edge === 'start')
+	{
+		return minutes >= 0 ? Math.floor(minutes / SNAP_MINUTES) * SNAP_MINUTES : Math.ceil(minutes / SNAP_MINUTES) * SNAP_MINUTES;
+	}
+
+	return minutes >= 0 ? Math.ceil(minutes / SNAP_MINUTES) * SNAP_MINUTES : Math.floor(minutes / SNAP_MINUTES) * SNAP_MINUTES;
+}
+
+function getSnapTimes(timeGrid, dayISO, zoneName)
+{
+	const parseTime = (time) =>
+	{
+		if (!time)
+			return null;
+		let dt = luxon.DateTime.fromFormat(`${dayISO} ${time}`, 'yyyy-MM-dd HH:mm:ss', { zone: zoneName });
+
+		if (!dt.isValid)
+			dt = luxon.DateTime.fromFormat(`${dayISO} ${time}`, 'yyyy-MM-dd HH:mm', { zone: zoneName });
+
+		return dt.isValid ? dt : null;
+	};
+
+	const startTimes = timeGrid.map(s => parseTime(s?.start)).filter(Boolean);
+	const endTimes = timeGrid.map(s => parseTime(s?.end)).filter(Boolean);
+
+	const sort = arr => arr.sort((a, b) => a.toMillis() - b.toMillis());
+
+	return {
+		start: sort(startTimes),
+		end: sort(endTimes),
+	};
+}
+
+function calculateNewTimes(activeResize, ghostPosition)
+{
+	const { edge, event, timeGrid, startTop, startHeight } = activeResize;
+	const { start, end } = event;
+
+	const durationMinutes = end.diff(start, 'minutes').minutes;
+	if (!durationMinutes || durationMinutes <= 0)
+		return null;
+
+	const pxPerMinute = startHeight / durationMinutes;
+
+	let draggedPx = 0;
+	if (edge === 'end')
+		draggedPx = ghostPosition.height - startHeight;
+	if (edge === 'start')
+		draggedPx = ghostPosition.top - startTop;
+
+	const draggedMinutes = snapToGrid(draggedPx / pxPerMinute, edge);
+
+	let newStart = start;
+	let newEnd = end;
+
+	if (edge === 'start')
+		newStart = start.plus({ minutes: draggedMinutes });
+	if (edge === 'end')
+		newEnd = end.plus({ minutes: draggedMinutes });
+
+	if (Array.isArray(timeGrid) && timeGrid.length)
+	{
+		const snapTimes = getSnapTimes(timeGrid, start.toISODate(), start.zoneName);
+
+		if (edge === 'start')
+		{
+			const targets = snapTimes.start;
+			newStart = [...targets].reverse().find(t => t <= newStart) || targets[0];
+		}
+		else
+		{
+			const targets = snapTimes.end;
+			newEnd = targets.find(t => t >= newEnd) || targets[targets.length - 1];
+		}
+	}
+
+	return { newStart, newEnd };
+}
+
+
+export function useResizeHandler() {
+	const ghost = useResizeGhost();
+
+	let activeResize = null;
+
+	function getPointerYInGrid(evt)
+	{
+		const gridRect = activeResize.gridEl.getBoundingClientRect();
+		return (evt.clientY - gridRect.top) + activeResize.gridEl.scrollTop;
+	}
+
+	function updateGhostLabel()
+	{
+		const result = calculateNewTimes(activeResize, ghost.getPosition());
+		if (!result)
+			return;
+		ghost.updateLabel(`${result.newStart.toFormat('HH:mm')}–${result.newEnd.toFormat('HH:mm')}`);
+	}
+
+	function onPointerMove(evt)
+	{
+		if (!activeResize || evt.pointerId !== activeResize.pointerId)
+			return;
+		evt.preventDefault();
+
+		const maxBottom = activeResize.gridEl.scrollHeight;
+		const pointerY = getPointerYInGrid(evt);
+		const draggedPx = pointerY - activeResize.dragStartY;
+
+		if (activeResize.edge === 'end')
+		{
+			let newHeight = Math.max(MIN_HEIGHT_PX, activeResize.startHeight + draggedPx);
+			if (activeResize.startTop + newHeight > maxBottom)
+				newHeight = maxBottom - activeResize.startTop;
+
+			ghost.updatePosition(null, newHeight);
+		}
+		else if (activeResize.edge === 'start')
+		{
+			let newTop = activeResize.startTop + draggedPx;
+			let newHeight = activeResize.startHeight - draggedPx;
+
+			if (newTop < 0)
+			{
+				newHeight -= (0 - newTop);
+				newTop = 0;
+			}
+
+			if (newHeight < MIN_HEIGHT_PX)
+			{
+				newTop = (activeResize.startTop + activeResize.startHeight) - MIN_HEIGHT_PX;
+				newHeight = MIN_HEIGHT_PX;
+			}
+
+			ghost.updatePosition(newTop, newHeight);
+		}
+
+		updateGhostLabel();
+	}
+
+	function onPointerUp(evt)
+	{
+		if (!activeResize || evt.pointerId !== activeResize.pointerId)
+			return;
+
+		window.removeEventListener('pointermove', onPointerMove);
+		window.removeEventListener('pointerup', onPointerUp);
+
+		if (activeResize.eventEl)
+			activeResize.eventEl.style.opacity = activeResize.originalOpacity ?? '';
+
+		const result = calculateNewTimes(activeResize, ghost.getPosition());
+
+		ghost.remove();
+
+		if (result)
+		{
+			if ((activeResize.event.start.toISO() !== result.newStart.toISO()) || (activeResize.event.end.toISO() !== result.newEnd.toISO()))
+			{
+				activeResize.onEnd({
+					event: activeResize.event,
+					newStart: result.newStart.toISO(),
+					newEnd: result.newEnd.toISO()
+				});
+			}
+		}
+
+		activeResize = null;
+	}
+
+	function startResize(edge, evt, { el, gridEl, event, timeGrid, onEnd })
+	{
+		const { startTop, startHeight } = ghost.create(gridEl, el, edge);
+
+		activeResize = {
+			edge,
+			pointerId: evt.pointerId,
+			eventEl: el,
+			gridEl,
+			event,
+			timeGrid,
+			onEnd,
+			dragStartY: (evt.clientY - gridEl.getBoundingClientRect().top) + gridEl.scrollTop,
+			startTop,
+			startHeight,
+			originalOpacity: el.style.opacity,
+		};
+
+		el.style.opacity = '0.35';
+		ghost.updateLabel(`${event.start.toFormat('HH:mm')}–${event.end.toFormat('HH:mm')}`);
+
+		evt.currentTarget.setPointerCapture(evt.pointerId);
+		window.addEventListener('pointermove', onPointerMove, { passive: false });
+		window.addEventListener('pointerup', onPointerUp, { passive: false });
+	}
+
+	function cleanup()
+	{
+		if (!activeResize)
+			return;
+
+		window.removeEventListener('pointermove', onPointerMove);
+		window.removeEventListener('pointerup', onPointerUp);
+		ghost.remove();
+		activeResize = null;
+	}
+
+	return { startResize, cleanup };
+}

system/dbupdate_3.4.php

@@ -84,6 +84,7 @@ require_once('dbupdate_3.4/60882_lehrfaecherverteilung_favorites.php');
 require_once('dbupdate_3.4/66982_berufsschule.php');
 require_once('dbupdate_3.4/40314_electronic_onboarding_anbindung_ida.php');
 require_once('dbupdate_3.4/47972_pruefungsverwaltung_ects_angabe.php');
+require_once('dbupdate_3.4/46975_tempus.php');
 require_once('dbupdate_3.4/62063_lv_evaluierung.php');
 require_once('dbupdate_3.4/67490_studstatus_suche_abort_controller_haengt.php');
 require_once('dbupdate_3.4/61164_abgabetool_quality_gates.php');

system/dbupdate_3.4/46975_tempus.php

@@ -0,0 +1,237 @@
+<?php
+if (! defined('DB_NAME')) exit('No direct script access allowed');
+
+// Kalender Tabelle fuer neues Tempus
+if(!$result = @$db->db_query("SELECT kalender_id FROM lehre.tbl_kalender LIMIT 1"))
+{
+	$qry = "CREATE TABLE lehre.tbl_kalender (
+		kalender_id bigserial NOT NULL,
+		von timestamp NOT NULL,
+		bis timestamp NOT NULL,
+		typ character varying(32),
+		status_kurzbz character varying(32),
+		vorgaenger_kalender_id bigint,
+		insertamum timestamp DEFAULT now(),
+		insertvon character varying(32),
+		updateamum timestamp DEFAULT now(),
+		updatevon character varying(32),
+		CONSTRAINT tbl_kalender_pk PRIMARY KEY (kalender_id)
+	);
+
+	COMMENT ON TABLE lehre.tbl_kalender IS 'Schedule Calendar Events';
+
+	CREATE TABLE lehre.tbl_kalender_typ (
+		typ character varying(32) NOT NULL,
+		CONSTRAINT tbl_kalender_typ_pk PRIMARY KEY (typ)
+	);
+
+	COMMENT ON TABLE lehre.tbl_kalender_typ IS 'Type of Calendar Events';
+
+	INSERT INTO lehre.tbl_kalender_typ (typ) VALUES (E'lehreinheit');
+	INSERT INTO lehre.tbl_kalender_typ (typ) VALUES (E'reservierung');
+	INSERT INTO lehre.tbl_kalender_typ (typ) VALUES (E'event');
+
+	CREATE TABLE lehre.tbl_kalender_lehreinheit (
+		lehreinheit_id integer NOT NULL,
+		kalender_id bigint NOT NULL,
+		CONSTRAINT tbl_kalender_lehreinheit_pk PRIMARY KEY (lehreinheit_id,kalender_id)
+	);
+
+	COMMENT ON TABLE lehre.tbl_kalender_lehreinheit IS 'Connects Calender Events to Courses';
+
+	ALTER TABLE lehre.tbl_kalender_lehreinheit ADD CONSTRAINT tbl_lehreinheit_fk FOREIGN KEY (lehreinheit_id)
+	REFERENCES lehre.tbl_lehreinheit (lehreinheit_id) MATCH FULL
+	ON DELETE RESTRICT ON UPDATE CASCADE;
+
+	CREATE TABLE lehre.tbl_kalender_ort (
+		kalender_ort_id bigserial NOT NULL,
+		location text,
+		ort_kurzbz character varying(32),
+		kalender_id bigint,
+		CONSTRAINT tbl_kalender_ort_pk PRIMARY KEY (kalender_ort_id)
+	);
+
+	COMMENT ON TABLE lehre.tbl_kalender_ort IS E'Connects one Calendar Entry to multiple Rooms';
+
+	COMMENT ON COLUMN lehre.tbl_kalender_ort.location IS E'Text Description if not a physical inhouse Room (External Location, Conference Link, etc)';
+
+	ALTER TABLE lehre.tbl_kalender_ort ADD CONSTRAINT tbl_kalender_fk FOREIGN KEY (kalender_id)
+	REFERENCES lehre.tbl_kalender (kalender_id) MATCH FULL
+	ON DELETE RESTRICT ON UPDATE CASCADE;
+
+	ALTER TABLE lehre.tbl_kalender_ort ADD CONSTRAINT tbl_ort_fk FOREIGN KEY (ort_kurzbz)
+	REFERENCES public.tbl_ort (ort_kurzbz) MATCH FULL
+	ON DELETE RESTRICT ON UPDATE CASCADE;
+
+	ALTER TABLE lehre.tbl_kalender_lehreinheit ADD CONSTRAINT tbl_kalender_fk FOREIGN KEY (kalender_id)
+	REFERENCES lehre.tbl_kalender (kalender_id) MATCH FULL
+	ON DELETE RESTRICT ON UPDATE CASCADE;
+
+	CREATE TABLE lehre.tbl_kalender_status (
+		status_kurzbz character varying(32) NOT NULL,
+		bezeichnung text,
+		bezeichnung_mehrsprachig character varying(255)[] NOT NULL,
+		sort smallint,
+		CONSTRAINT tbl_kalender_status_pk PRIMARY KEY (status_kurzbz)
+	);
+
+	COMMENT ON TABLE lehre.tbl_kalender_status IS 'Calender visibility Status';
+
+	INSERT INTO lehre.tbl_kalender_status (status_kurzbz, bezeichnung, bezeichnung_mehrsprachig, sort) VALUES (E'planning', E'planning', E'{\"In Planung\", \"Planning\"}', 1);
+	INSERT INTO lehre.tbl_kalender_status (status_kurzbz, bezeichnung, bezeichnung_mehrsprachig, sort) VALUES (E'sync_preview', E'sync_preview', E'{\"Synchronisierung für Voransicht\", \"Sync for Preview\"}', 2);
+	INSERT INTO lehre.tbl_kalender_status (status_kurzbz, bezeichnung, bezeichnung_mehrsprachig, sort) VALUES (E'preview', E'preview', E'{\"Voransicht\", \"Preview\"}', 3);
+	INSERT INTO lehre.tbl_kalender_status (status_kurzbz, bezeichnung, bezeichnung_mehrsprachig, sort) VALUES (E'sync_live', E'sync_live', E'{\"Synchronisierung für Live\", \"Sync for Live\"}', 4);
+	INSERT INTO lehre.tbl_kalender_status (status_kurzbz, bezeichnung, bezeichnung_mehrsprachig, sort) VALUES (E'live', E'Sichtbar für Studierende', E'{\"Live\", \"Live\"}', 5);
+	INSERT INTO lehre.tbl_kalender_status (status_kurzbz, bezeichnung, bezeichnung_mehrsprachig, sort) VALUES (E'todelete', E'todelete', E'{\"Zu löschen\", \"To delete\"}', 6);
+	INSERT INTO lehre.tbl_kalender_status (status_kurzbz, bezeichnung, bezeichnung_mehrsprachig, sort) VALUES (E'deleted', E'deleted', E'{\"Gelöscht\", \"Deleted\"}', 7);
+	INSERT INTO lehre.tbl_kalender_status (status_kurzbz, bezeichnung, bezeichnung_mehrsprachig, sort) VALUES (E'archived', E'archived', E'{\"Archiviert\", \"Archived\"}', 8);
+
+	
+
+	ALTER TABLE lehre.tbl_kalender ADD CONSTRAINT tbl_kalender_status_fk FOREIGN KEY (status_kurzbz)
+	REFERENCES lehre.tbl_kalender_status (status_kurzbz) MATCH FULL
+	ON DELETE RESTRICT ON UPDATE CASCADE;
+
+	ALTER TABLE lehre.tbl_kalender ADD CONSTRAINT tbl_kalender_typ_fk FOREIGN KEY (typ)
+	REFERENCES lehre.tbl_kalender_typ (typ) MATCH FULL
+	ON DELETE RESTRICT ON UPDATE CASCADE;
+
+	GRANT SELECT, UPDATE, INSERT, DELETE ON lehre.tbl_kalender to vilesci;
+	GRANT SELECT, UPDATE, INSERT, DELETE ON lehre.tbl_kalender to web;
+
+	GRANT SELECT, UPDATE, INSERT, DELETE ON lehre.tbl_kalender_status to vilesci;
+	GRANT SELECT ON lehre.tbl_kalender_status to web;
+
+	GRANT SELECT, UPDATE, INSERT, DELETE ON lehre.tbl_kalender_lehreinheit to vilesci;
+	GRANT SELECT, UPDATE, INSERT, DELETE ON lehre.tbl_kalender_lehreinheit to web;
+
+	GRANT SELECT, UPDATE, INSERT, DELETE ON lehre.tbl_kalender_ort to vilesci;
+	GRANT SELECT, UPDATE, INSERT, DELETE ON lehre.tbl_kalender_ort to web;
+
+	GRANT SELECT, UPDATE, INSERT, DELETE ON lehre.tbl_kalender_typ to vilesci;
+	GRANT SELECT ON lehre.tbl_kalender_typ to web;
+
+	CREATE TABLE sync.tbl_stundenplandev_kalender(
+		stundenplandev_kalender_id bigserial NOT NULL,
+		stundenplandev_id integer NOT NULL,
+		kalender_id bigint NOT NULL,
+		lastupdate timestamp,
+		CONSTRAINT tbl_stundenplandev_kalender_pk PRIMARY KEY (stundenplandev_kalender_id)
+	);
+
+	GRANT SELECT, UPDATE, INSERT, DELETE ON sync.tbl_stundenplandev_kalender to vilesci;
+	COMMENT ON TABLE sync.tbl_stundenplandev_kalender IS 'Migration from old Stundenplan to new Kalender Table';
+
+	GRANT USAGE ON lehre.tbl_kalender_kalender_id_seq TO vilesci;
+	GRANT USAGE ON lehre.tbl_kalender_kalender_id_seq TO web;
+	GRANT USAGE ON sync.tbl_stundenplandev_kalender_stundenplandev_kalender_id_seq TO vilesci;
+	GRANT USAGE ON lehre.tbl_kalender_ort_kalender_ort_id_seq TO vilesci;
+
+ 	CREATE INDEX idx_kalender_ort_kalender_id ON lehre.tbl_kalender_ort USING btree (kalender_id);
+	CREATE INDEX idx_kalender_ort_kalender_id_ort_kurzbz ON lehre.tbl_kalender_ort USING btree (ort_kurzbz, kalender_id);
+	CREATE INDEX idx_kalender_von ON lehre.tbl_kalender USING btree (von);
+	";
+
+	if(!$db->db_query($qry))
+		echo '<strong>lehre.tbl_kalender: '.$db->db_last_error().'</strong><br>';
+	else
+		echo '<br>lehre.tbl_kalender: neue Tabellen hinzugefuegt';
+}
+
+if(!$result = @$db->db_query("SELECT kalender_id FROM lehre.tbl_kalender_event LIMIT 1"))
+{
+	$qry = "CREATE TABLE lehre.tbl_kalender_event (
+				kalender_id bigint NOT NULL,
+				titel character varying(255),
+				beschreibung text,
+				CONSTRAINT tbl_kalender_event_pk PRIMARY KEY (kalender_id)
+			);
+
+			ALTER TABLE lehre.tbl_kalender_event ADD CONSTRAINT tbl_kalender_event_fk FOREIGN KEY (kalender_id)
+			REFERENCES lehre.tbl_kalender (kalender_id)
+			ON DELETE RESTRICT ON UPDATE CASCADE;
+
+			GRANT SELECT, UPDATE, INSERT, DELETE ON lehre.tbl_kalender_event to vilesci;
+			GRANT SELECT, UPDATE, INSERT, DELETE ON lehre.tbl_kalender_event to web;
+
+			
+
+
+			CREATE TABLE lehre.tbl_kalender_event_rolle (
+				rolle_kurzbz character varying(32) NOT NULL,
+				bezeichnung text,
+				bezeichnung_mehrsprachig character varying(255)[] NOT NULL,
+				sort smallint,
+				CONSTRAINT tbl_kalender_event_rolle_pk PRIMARY KEY (rolle_kurzbz)
+			);
+		
+			INSERT INTO lehre.tbl_kalender_event_rolle (rolle_kurzbz, bezeichnung, bezeichnung_mehrsprachig, sort) VALUES (E'organisator', E'Organisierende', E'{\"Organisierende\", \"Organizer\"}', 1);
+			INSERT INTO lehre.tbl_kalender_event_rolle (rolle_kurzbz, bezeichnung, bezeichnung_mehrsprachig, sort) VALUES (E'teilnehmer', E'Teilnehmende', E'{\"Teilnehmende\", \"Participant\"}', 2);
+			
+			GRANT SELECT, UPDATE, INSERT, DELETE ON lehre.tbl_kalender_event_rolle to vilesci;
+			GRANT SELECT ON lehre.tbl_kalender_event_rolle to web;
+
+			CREATE TABLE lehre.tbl_kalender_event_teilnehmer (
+				kalender_event_teilnehmer_id bigserial NOT NULL,
+				kalender_id bigint NOT NULL,
+				rolle_kurzbz character varying(32), 
+				uid character varying(32),
+				studiensemester_kurzbz character varying(32),
+				gruppe_kurzbz character varying(32),
+				studiengang_kz integer,
+				semester smallint,
+				verband character(1),
+				gruppe character(1),
+				studentenlehrverband_id integer,
+				CONSTRAINT tbl_kalender_event_teilnehmer_pk PRIMARY KEY (kalender_event_teilnehmer_id)
+			);
+
+			ALTER TABLE lehre.tbl_kalender_event_teilnehmer ADD CONSTRAINT tbl_kalender_event_fk FOREIGN KEY (kalender_id)
+			REFERENCES lehre.tbl_kalender (kalender_id) 
+			ON DELETE RESTRICT ON UPDATE CASCADE;
+
+			ALTER TABLE lehre.tbl_kalender_event_teilnehmer ADD CONSTRAINT tbl_kalender_event_uid_fk FOREIGN KEY (uid)
+			REFERENCES public.tbl_benutzer (uid) 
+			ON DELETE RESTRICT ON UPDATE CASCADE;
+
+			ALTER TABLE lehre.tbl_kalender_event_teilnehmer ADD CONSTRAINT tbl_kalender_event_rolle_fk FOREIGN KEY (rolle_kurzbz)
+			REFERENCES lehre.tbl_kalender_event_rolle (rolle_kurzbz) 
+			ON DELETE RESTRICT ON UPDATE CASCADE;
+
+			ALTER TABLE lehre.tbl_kalender_event_teilnehmer ADD CONSTRAINT tbl_gruppe_fk FOREIGN KEY (gruppe_kurzbz)
+			REFERENCES public.tbl_gruppe (gruppe_kurzbz) 
+			ON DELETE RESTRICT ON UPDATE CASCADE;
+
+			ALTER TABLE lehre.tbl_kalender_event_teilnehmer ADD CONSTRAINT tbl_lehrverband_fk FOREIGN KEY (studiengang_kz, semester, verband, gruppe)
+			REFERENCES public.tbl_lehrverband(studiengang_kz, semester, verband, gruppe)
+			ON DELETE RESTRICT ON UPDATE CASCADE;
+
+			GRANT SELECT, UPDATE, INSERT, DELETE ON lehre.tbl_kalender_event_teilnehmer to vilesci;
+			GRANT SELECT, UPDATE, INSERT, DELETE ON lehre.tbl_kalender_event_teilnehmer to web;
+
+
+			GRANT USAGE ON lehre.tbl_kalender_event_teilnehmer_kalender_event_teilnehmer_id_seq TO vilesci;
+			GRANT USAGE ON lehre.tbl_kalender_event_teilnehmer_kalender_event_teilnehmer_id_seq TO web;
+
+
+			CREATE TABLE sync.tbl_reservierung_kalender(
+				reservierung_kalender_id bigserial NOT NULL,
+				reservierung_id integer NOT NULL,
+				kalender_id bigint NOT NULL,
+				lastupdate timestamp,
+				CONSTRAINT tbl_reservierung_kalender_pk PRIMARY KEY (reservierung_kalender_id)
+			);
+		
+			GRANT SELECT, UPDATE, INSERT, DELETE ON sync.tbl_reservierung_kalender to vilesci;
+			COMMENT ON TABLE sync.tbl_reservierung_kalender IS 'Migration from old Reservierung to new Kalender Table';
+			        
+			GRANT USAGE ON sync.tbl_reservierung_kalender_reservierung_kalender_id_seq TO vilesci;
+
+";
+
+	if(!$db->db_query($qry))
+		echo '<strong>lehre.tbl_kalender_event: '.$db->db_last_error().'</strong><br>';
+	else
+		echo '<br>lehre.tbl_kalender_event: neue Tabellen hinzugefuegt';
+
+}

system/phrasesupdate.php

@@ -488,6 +488,66 @@ $phrases = array(
 			)
 		)
 	),
+	array(
+		'app' => 'core',
+		'category' => 'ui',
+		'phrase' => 'organisierende',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'Organisierende',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'Organizer',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
+	array(
+		'app' => 'core',
+		'category' => 'ui',
+		'phrase' => 'teilnehmende',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'Teilnehmende',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'Participant',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
+	array(
+		'app' => 'core',
+		'category' => 'ui',
+		'phrase' => 'reservierungsinformationen',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => "Reservierungsinformationen",
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => "Reservation Details",
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
 	array(
 		'app' => 'core',
 		'category' => 'global',
@@ -47428,6 +47488,206 @@ array(
 			)
 		)
 	),
+	array(
+		'app' => 'core',
+		'category' => 'ui',
+		'phrase' => 'ma_le_kollision',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'LektorIn Kollision',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'Lector Collision',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
+	array(
+		'app' => 'core',
+		'category' => 'ui',
+		'phrase' => 'reservierung_kollision',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'Reservierung Kollision',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'Reservation Collision',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
+	array(
+		'app' => 'core',
+		'category' => 'ui',
+		'phrase' => 'ma_zeitsperre_kollision',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'Zeitsperre Kollision',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'Time Block Collision',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
+	array(
+		'app' => 'core',
+		'category' => 'ui',
+		'phrase' => 'raum_kollision',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'Raum Kollision',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'Room Collision',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
+	array(
+		'app' => 'core',
+		'category' => 'ui',
+		'phrase' => 'verband_kollision',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'Verband Kollision',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'Verband Collision',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
+	array(
+		'app' => 'core',
+		'category' => 'ui',
+		'phrase' => 'student_kollision',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'Studierende Kollision',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'Student Collision',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
+	array(
+		'app' => 'core',
+		'category' => 'ui',
+		'phrase' => 'ignore_kollision',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'Kollision ignorieren',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'Ignore scheduling collision',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
+	array(
+		'app' => 'core',
+		'category' => 'ui',
+		'phrase' => 'ignore_reservierung',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'Reservierungskollisionen ignorieren',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'Ignore reservation collision',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
+	array(
+		'app' => 'core',
+		'category' => 'ui',
+		'phrase' => 'ignore_zeitsperre',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'Zeitsperrenkollisionen ignorieren',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'Ignore time lock collision',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
+	array(
+		'app' => 'core',
+		'category' => 'ui',
+		'phrase' => 'kollision_student',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'Studentenkollision',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'Student collision',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
 	array(
 		'app' => 'core',
 		'category' => 'abschlusspruefung',