From 3ea3a9f2c0fa53f71cc6b702d508e65bdbb3fd0f Mon Sep 17 00:00:00 2001
From: Joshua Ramon Enslin <joshua@museum-digital.de>
Date: Thu, 15 Jul 2021 16:56:54 +0200
Subject: [PATCH] Fix bug in and add validity check in MDObjectSyndicationSet

---
 src/MDObjectSyndicationSet.php | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/src/MDObjectSyndicationSet.php b/src/MDObjectSyndicationSet.php
index f3ae1d2..ea74cdd 100644
--- a/src/MDObjectSyndicationSet.php
+++ b/src/MDObjectSyndicationSet.php
@@ -39,7 +39,7 @@ final class MDObjectSyndicationSet extends MDValueSet {
      *
      * @return string
      */
-    public function getSearchUrlForObject(string $repo, string $instId, string $search_value):string {
+    public static function getSearchUrlForObject(string $repo, string $instId, string $search_value):string {
 
         switch ($repo) {
         case 'ddb':
@@ -50,6 +50,22 @@ final class MDObjectSyndicationSet extends MDValueSet {
 
     }
 
+    /**
+     * Function for checking the availability of a provided repository in the
+     * list of known repositories.
+     *
+     * @param string $repo Repository name to check.
+     *
+     * @return string|boolean
+     */
+    final public static function checkRepositoryIsKnown(string $repo) {
+        if (isset(self::REPOSITORIES[$repo])) {
+            return self::REPOSITORIES[$repo];
+        }
+        return false;
+
+    }
+
     /**
      * Gets a sorted list of the entries in a translated version.
      *