Bugfix: LVs without Stg should not throw an PHP error

application/controllers/person/Gradelist.php

@@ -213,7 +213,7 @@ class Gradelist extends Auth_Controller
 					'note' => $row_noten->note,
 					'datum' => $row_noten->benotungsdatum,
 					'zugeordnet' => true,
-					'studiengang_kurzbz' => $result_stg->retval[0]->kurzbzlang
+					'studiengang_kurzbz' => isset($result_stg->retval[0]) ? $result_stg->retval[0]->kurzbzlang : null
 				);
 				if(!isset($courses['semester'][$row_noten->studiensemester_kurzbz]['data']['ectssumme_nonstpl']))
 					$courses['semester'][$row_noten->studiensemester_kurzbz]['data']['ectssumme_nonstpl'] = 0;

public/js/components/Stv/Studentenverwaltung/Details/Noten.js

@@ -25,6 +25,11 @@ export default {
 			stdsem: ''
 		};
 	},
+	computed: {
+		gradeListLink() {
+			return this.$api.getUri('/person/gradelist/index/' + this.modelValue.uid);
+		}
+	},
 	methods: {
 		reload() {
 			this.$refs.zeugnis.$refs.table.reloadTable();
@@ -39,8 +44,14 @@ export default {
 		const savedPath = window.localStorage.getItem(LOCAL_STORAGE_ID);
 		this.stdsem = savedPath || '';
 	},
-	template: `
+	template: /* html */`
 	<div class="stv-details-noten d-flex flex-column overflow-hidden">
+		<div class="mb-3">
+			<a :href="gradeListLink" target="_blank">
+				{{ $p.t('stv/grades_gradelist') }}
+				<i class="fa-solid fa-arrow-up-right-from-square"></i>
+			</a>
+		</div>
 		<div class="mb-3">
 			<select class="form-select" v-model="stdsem" @input="saveStdsem">
 				<option value="">{{ $p.t('ui/current_semester') }}</option>

system/phrasesupdate.php

@@ -39384,6 +39384,26 @@ array(
 		)
 	),
 	// grades
+	array(
+		'app' => 'core',
+		'category' => 'stv',
+		'phrase' => 'grades_gradelist',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'Studienverlauf',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'Grade list',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
 	array(
 		'app' => 'core',
 		'category' => 'stv',