From 2daef49e529fafa086e9c999e924fc6c94d7078a Mon Sep 17 00:00:00 2001
From: hainberg <hainberg@technikum-wien.at>
Date: Thu, 1 Aug 2019 15:34:06 +0200
Subject: [PATCH] Extended usability of Studiengang_widget [PRE-ALPHA-VERSION]

Started: Extended Studiengang_widget to be used with specific given
array of studiengaenge.
---
 application/widgets/Studiengang_widget.php | 33 ++++++++++++++++------
 1 file changed, 24 insertions(+), 9 deletions(-)

diff --git a/application/widgets/Studiengang_widget.php b/application/widgets/Studiengang_widget.php
index a09c865f5..5515b6b82 100644
--- a/application/widgets/Studiengang_widget.php
+++ b/application/widgets/Studiengang_widget.php
@@ -8,15 +8,30 @@ class Studiengang_widget extends DropdownWidget
 		$this->load->model('organisation/Studiengang_model', 'StudiengangModel');
 		$this->StudiengangModel->addOrder('kurzbzlang');
 		
-		$this->addSelectToModel($this->StudiengangModel, 'studiengang_kz', '\'(\' || kurzbzlang || \') \' || bezeichnung');
-		
-		$this->setElementsArray(
-			$this->StudiengangModel->loadWhere(array('aktiv' => true)),
-			true,
-			'Select a studiengang...',
-			'No studiengaenge found'
-		);
-		
+		$this->addSelectToModel($this->StudiengangModel, 'studiengang_kz', '\'(\' || kurzbzlang || \') \' || tbl_studiengang.bezeichnung');
+
+
+		// If a specific array of studiengaenge is privided, set the condition to retrieve them
+		if (isset($widgetData['studiengang']))
+        {
+            $condition = '
+                studiengang_kz IN ('. implode(',', $widgetData['studiengang']) . ') AND
+                aktiv = true
+            ';
+        }
+		// Default: retrieve all studiengaenge
+		else
+        {
+            $condition = array('aktiv' => true);
+        }
+
+        $this->setElementsArray(
+            $this->StudiengangModel->loadWhere($condition),
+            true,
+            'Select a studiengang...',
+            'No studiengaenge found'
+        );
+
 		$this->loadDropDownView();
     }
 }
\ No newline at end of file