FHC-Core/application/views/system/issues/issuesData.php

<?php

$PERSON_ID = getAuthPersonId();
$ALL_OE_KURZBZ = "('" . implode("','", array_keys($all_oe_kurzbz_with_funktionen)) . "')";
$ALL_OE_KURZBZ_BERECHTIGT = "('" . implode("','", $all_oe_kurzbz_berechtigt) . "')";
$RELEVANT_PRESTUDENT_STATUS = "('Aufgenommener', 'Student', 'Incoming', 'Diplomand', 'Abbrecher', 'Unterbrecher', 'Absolvent')";

// get issues for the oes of the uid or for the persons (students, oe-zuordnung) of the oes
$query = "SELECT issue_id, fehlercode AS \"Fehlercode\", iss.fehlercode_extern AS \"Fehlercode extern\", datum AS \"Datum\",
       		inhalt AS \"Inhalt\", inhalt_extern AS \"Inhalt extern\", iss.person_id AS \"PersonId\", iss.oe_kurzbz AS \"OE\", 
       		ftyp.bezeichnung_mehrsprachig[1] AS \"Fehlertyp\", stat.bezeichnung_mehrsprachig[1] AS \"Fehlerstatus\",
       		verarbeitetvon AS \"Verarbeitet von\",verarbeitetamum AS \"Verarbeitet am\", fr.app AS \"Applikation\",
       		fr.fehlertyp_kurzbz as \"Fehlertypcode\", iss.status_kurzbz AS \"Statuscode\"
       			FROM system.tbl_issue iss
				JOIN system.tbl_fehler fr USING (fehlercode)
				JOIN system.tbl_fehlertyp ftyp USING (fehlertyp_kurzbz)
				JOIN system.tbl_issue_status stat USING (status_kurzbz)
		 		WHERE  EXISTS (
				    SELECT 1 FROM system.tbl_fehler_zustaendigkeiten
				    WHERE fehlercode = iss.fehlercode
				    AND (
				        	person_id = ".$PERSON_ID." /* person_id in fehler_zustaendigkeit for individual persons */";

if (!isEmptyArray($all_oe_kurzbz_with_funktionen))
{
	$query .= " OR (oe_kurzbz IN $ALL_OE_KURZBZ AND funktion_kurzbz IS NULL)  /* if oe is specified in fehler_zustaendigkeiten */";

	// check for each oe for each function if zustaendig
	foreach ($all_oe_kurzbz_with_funktionen as $oe_kurzbz => $funktionen_kurzbz)
	{
		foreach ($funktionen_kurzbz as $funktion_kurzbz)
		{
			$query .= " OR (oe_kurzbz = '$oe_kurzbz' AND funktion_kurzbz = '$funktion_kurzbz')";
		}
	}
}

$query .= "))"; // close AND of exists, and exists

// show issue if it is assigend to oe of uid or to student of oe of uid
if (!isEmptyArray($all_oe_kurzbz_berechtigt))
{
	$query .= " OR oe_kurzbz IN $ALL_OE_KURZBZ_BERECHTIGT /* if error is for studiengang oe */";

	$query .= " OR (oe_kurzbz IS NULL AND EXISTS ( /* if person_id of error is a student of studiengang oe */
						SELECT 1 FROM public.tbl_prestudent ps
						JOIN public.tbl_prestudentstatus pss USING (prestudent_id)
						JOIN public.tbl_studiengang stg USING (studiengang_kz)
						WHERE person_id = iss.person_id
						AND stg.oe_kurzbz IN $ALL_OE_KURZBZ_BERECHTIGT
						AND pss.status_kurzbz IN $RELEVANT_PRESTUDENT_STATUS
						AND NOT EXISTS (SELECT 1 
										FROM public.tbl_prestudentstatus ps_finished
										WHERE prestudent_id = ps.prestudent_id /* irrelevant if already finished studies and studied a while ago */
										AND status_kurzbz IN ('Absolvent','Abbrecher','Abgewiesener')
										AND datum::date + interval '2 months' < NOW()
										AND EXISTS (SELECT 1 FROM public.tbl_prestudent /* if more recent prestudent exists, their oe should get the issue */
													JOIN public.tbl_prestudentstatus USING (prestudent_id)
													WHERE tbl_prestudentstatus.status_kurzbz IN $RELEVANT_PRESTUDENT_STATUS 
													AND person_id = ps.person_id
													AND prestudent_id <> ps_finished.prestudent_id
													AND datum::date >= ps_finished.datum::date)
						)
					)
				)";
}

$query .= " ORDER BY CASE
				WHEN iss.status_kurzbz = '".IssuesLib::STATUS_NEU."' THEN 0
				WHEN iss.status_kurzbz = '".IssuesLib::STATUS_IN_BEARBEITUNG."' THEN 1
				ELSE 2
			END, datum DESC, fehlercode, issue_id DESC";

$filterWidgetArray = array(
    'query' => $query,
	'app' => 'core',
	'datasetName' => 'issues',
	'filter_id' => $this->input->get('filter_id'),
    'tableUniqueId' => 'issues',
    'requiredPermissions' => 'admin',
    'datasetRepresentation' => 'tablesorter',
	'checkboxes' => 'issue_id',
    'columnsAliases' => array(
    	'ID',
    	'Fehlercode',
    	'Fehlercode extern',
		'Datum',
		'Inhalt',
		'Inhalt extern',
		'PersonId',
		'OE',
		'Fehlertyp',
		'Fehlerstatus',
		'Verarbeitet von',
		'Verarbeitet am',
		'Applikation',
		'Fehlertypcode',
		'Statuscode',
    ),
	'formatRow' => function($datasetRaw) {

		if ($datasetRaw->{'Fehlercode extern'} == null)
		{
			$datasetRaw->{'Fehlercode extern'} = '-';
		}

		if ($datasetRaw->{'Inhalt'} == null)
		{
			$datasetRaw->{'Inhalt'} = '-';
		}

		if ($datasetRaw->{'Inhalt extern'} == null)
		{
			$datasetRaw->{'Inhalt extern'} = '-';
		}

		if ($datasetRaw->{'PersonId'} == null)
		{
			$datasetRaw->{'PersonId'} = '-';
		}

		if ($datasetRaw->{'OE'} == null)
		{
			$datasetRaw->{'OE'} = '-';
		}

		if ($datasetRaw->{'Verarbeitet am'} == null)
		{
			$datasetRaw->{'Verarbeitet am'} = '-';
		}

		if ($datasetRaw->{'Verarbeitet von'} == null)
		{
			$datasetRaw->{'Verarbeitet von'} = '-';
		}

		return $datasetRaw;
	},
	'markRow' => function($datasetRaw) {

		$mark = '';

		if ($datasetRaw->Statuscode == IssuesLib::STATUS_BEHOBEN)
			$mark = "text-success";
		elseif ($datasetRaw->Statuscode == IssuesLib::STATUS_NEU || $datasetRaw->Statuscode == IssuesLib::STATUS_IN_BEARBEITUNG)
		{
			if ($datasetRaw->Fehlertypcode == IssuesLib::ERRORTYPE_CODE)
			{
				$mark = "text-danger";
			}
			elseif ($datasetRaw->Fehlertypcode == IssuesLib::WARNINGTYPE_CODE)
			{
				$mark = "text-warning";
			}
		}

		return $mark;
	}
);

echo $this->widgetlib->widget('FilterWidget', $filterWidgetArray);