Added method getPreviousSameSemesterFrom in Studiensemester_model.php

Method returns the current study semester and the previous semesters of the same type (SS/WS).

application/models/organisation/Studiensemester_model.php

@@ -122,6 +122,47 @@ class Studiensemester_model extends DB_Model
 		return $this->execQuery($query, array($studiensemester_kurzbz, $limit));
 	}
 
+
+	/**
+	 * Returns the current study semester and the previous semesters of the same type (SS/WS).
+	 *
+	 * Example:
+	 * - SS2026, limit 3:  SS2026, SS2025, SS2024
+	 * - WS2025, limit 2: WS2025, WS2024
+	 *
+	 * @param $studiensemester_kurzbz
+	 * @param $limit
+	 */
+	public function getPreviousSameSemesterFrom($studiensemester_kurzbz, $limit = 1)
+	{
+		$qry = '
+			SELECT 
+			    studiensemester_kurzbz,
+				start,
+				ende
+			FROM 
+			    public.tbl_studiensemester
+			WHERE 
+				SUBSTRING(studiensemester_kurzbz FROM 1 FOR 2) = SUBSTRING(? FROM 1 FOR 2)
+			AND start <= (
+				SELECT start
+				FROM public.tbl_studiensemester
+				WHERE studiensemester_kurzbz = ?
+			)
+			ORDER BY 
+				start DESC
+			LIMIT ?
+		';
+
+		return $this->execQuery($qry,
+			[
+				$studiensemester_kurzbz,
+				$studiensemester_kurzbz,
+				$limit
+			]
+		);
+	}
+
 	/**
 	 * getNearest
 	 */

application/models/person/Benutzerfunktion_model.php

@@ -260,7 +260,6 @@ class Benutzerfunktion_model extends DB_Model
         return $this->execQuery($query, $parameters_array);
     }
 
-
 	/**
 	 * Get active Kompetenzfeldleitung bei UID.
 	 *
@@ -296,7 +295,6 @@ class Benutzerfunktion_model extends DB_Model
 		return $this->execQuery($query, $parameters_array);
 	}
 
-
 	public function insertBenutzerfunktion($Json)
 	{
 		unset($Json['benutzerfunktion_id']);

public/js/components/filter/Filter.js

@@ -218,23 +218,15 @@ export const CoreFilterCmpt = {
 		},
 		columnsForFilter() {
 			if (!this.filteredColumns || !this.datasetMetadata) return [];
-
+			const localizedColumnTitles = this.tabulator.getLang().columns;
 			const isTabulatorLocalized = !!this.$props.tabulatorOptions.locale;
-
-			let filterTitles;
-			if (isTabulatorLocalized) {
-				const localizedColumnTitles = this.tabulator.getLang().columns;
-				filterTitles = this.filteredColumns.reduce((a, c) => {
-					a[c.field] = localizedColumnTitles[c.field];
-					return a;
-				}, {});
-			} else {
-				filterTitles = this.filteredColumns.reduce((a, c) => {
-					a[c.field] = c.title;
-					return a;
-				}, {});
-			}
-
+			const filterTitles = this.filteredColumns.reduce((a, c) => {
+				a[c.field] =
+					isTabulatorLocalized && localizedColumnTitles[c.field]
+						? localizedColumnTitles[c.field]
+						: c.title;
+				return a;
+			}, {});
 			return this.datasetMetadata.map((el) => ({
 				...el,
 				...{ title: filterTitles[el.name] },