Add a "convert_ids" parameter to Item_Model::as_restful_array(), which

we can turn on with a query parameter.

modules/gallery/models/item.php

@@ -924,17 +924,21 @@ public function read_only(Validation $v, $field) {
   /**
    * Same as ORM::as_array() but convert id fields into their RESTful form.
    */
-  public function as_restful_array() {
+  public function as_restful_array($convert_ids=true) {
     // Convert item ids to rest URLs for consistency
     $data = $this->as_array();
-    if ($tmp = $this->parent()) {
-      $data["parent"] = rest::url("item", $tmp);
-    }
-    unset($data["parent_id"]);
-    if ($tmp = $this->album_cover()) {
-      $data["album_cover"] = rest::url("item", $tmp);
+
+    if ($convert_ids) {
+      if ($tmp = $this->parent()) {
+        $data["parent"] = rest::url("item", $tmp);
+      }
+      unset($data["parent_id"]);
+
+      if ($tmp = $this->album_cover()) {
+        $data["album_cover"] = rest::url("item", $tmp);
+      }
+      unset($data["album_cover_item_id"]);
     }
-    unset($data["album_cover_item_id"]);
 
     if (access::can("view_full", $this) && $this->is_photo()) {
       $data["file_url"] = $this->file_url(true);

modules/gallery/tests/Item_Model_Test.php

@@ -364,6 +364,18 @@ public function as_restful_array_test() {
     $this->assert_true(!array_key_exists("album_cover_item_id", $result));
   }
 
+  public function as_restful_array_with_ids_test() {
+    $album = test::random_album();
+    $photo = test::random_photo($album);
+    $album->reload();
+
+    $result = $album->as_restful_array(false);
+    $this->assert_same(item::root()->id, $result["parent_id"]);
+    $this->assert_same($photo->id, $result["album_cover_item_id"]);
+    $this->assert_true(!array_key_exists("parent", $result));
+    $this->assert_true(!array_key_exists("album_cover_item", $result));
+  }
+
   public function first_photo_becomes_album_cover() {
     $album = test::random_album();
     $photo = test::random_photo($album);