fixed display of studygroup avatar through StudygroupAvatar classbiest-02192-and-02196

1 files changed, 17 insertions, 0 deletions

diff --git a/lib/classes/StudygroupAvatar.class.php b/lib/classes/StudygroupAvatar.class.php
index 3ad94db..c889f5d 100644
--- a/lib/classes/StudygroupAvatar.class.php
+++ b/lib/classes/StudygroupAvatar.class.php
@@ -17,6 +17,23 @@ class StudygroupAvatar extends CourseAvatar
     /**
      * @inheritdoc
      */
+    static function getAvatar($id)
+    {
+        return new StudygroupAvatar($id);
+    }
+
+    /**
+     * @inheritdoc
+     */
+    static function getNobody()
+    {
+        return new StudygroupAvatar('nobody');
+    }
+
+
+    /**
+     * @inheritdoc
+     */
     protected function generateFileName($user_id, $size, $ext = 'png', $retina = false)
     {
         if ($user_id === Avatar::NOBODY) {