Add MDObjectPublicationBackgrounds for controlling publication

backgrounds

l18n

@@ -1 +1 @@
-Subproject commit 7a97fb5961d17e0bf4e6186a79e248fa62680350
+Subproject commit fd572dd64f531cbc64755efc9c1cefecc9f8e096

src/MDObjectPublicationBackgrounds.php

@@ -0,0 +1,35 @@
+<?PHP
+/**
+ * Contains a class for controlling the list of available marking types.
+ *
+ * @author Joshua Ramon Enslin <joshua@museum-digital.de>
+ */
+declare(strict_types = 1);
+
+/**
+ * Class containing available marking types.
+ */
+class MDObjectPublicationBackgrounds extends MDValueSet {
+
+    const PUBLICATION_BACKGROUNDS = [
+        '0', // Image published
+        '1', // Transcript published
+        '2', // Discussed
+        '3', // Rezensiert
+        '4', // Referenced
+        '5', // Advertised
+    ];
+
+    /**
+     * Gets a sorted list of the entries in a translated version.
+     *
+     * @param MDTlLoader $tlLoader Translation loader.
+     *
+     * @return array<string>
+     */
+    public static function getSortedList(MDTlLoader $tlLoader):array {
+        return parent::getTlSortedList($tlLoader, self::PUBLICATION_BACKGROUNDS, "object_publication_background", "object_publication_background");
+
+    }
+
+}