refactor delete

refactor validation backend
add permission check for studiengang backend

system/phrasesupdate.php

@@ -41873,8 +41873,28 @@ and represent the current state of research on the topic. The prescribed citatio
 				'insertvon' => 'system'
 			)
 		)
-	)
+	),
 	// PROJEKTARBEITSBEURTEILUNG SS2025 ENDE ---------------------------------------------------------------------------
+	array(
+		'app' => 'core',
+		'category' => 'ui',
+		'phrase' => 'error_keineBerechtigungStg',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'Sie haben keine Berechtigung, für diesen Studiengang Daten zu ändern',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'You do not have permission to change data for this study program',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
 );