Rotate all matching album covers when we rotate an item. Fixes ticket…

… #1200.

modules/gallery/controllers/quick.php

@@ -46,13 +46,14 @@ public function rotate($id, $dir) {
 
       graphics::generate($item);
 
-      $parent = $item->parent();
-      // @todo: this is an inadequate way to regenerate the parent's thumbnail after rotation.
-      if ($parent->album_cover_item_id == $item->id) {
-        copy($item->thumb_path(), $parent->thumb_path());
-        $parent->thumb_width = $item->thumb_width;
-        $parent->thumb_height = $item->thumb_height;
-        $parent->save();
+      // @todo: this is an inadequate way to regenerate album cover thumbnails after rotation.
+      foreach (ORM::factory("item")
+               ->where("album_cover_item_id", "=", $item->id)
+               ->find_all() as $target) {
+        copy($item->thumb_path(), $target->thumb_path());
+        $target->thumb_width = $item->thumb_width;
+        $target->thumb_height = $item->thumb_height;
+        $target->save();
       }
     }