Ticket #25247: #25247_bugfix_v2.diff

src/wp-includes/class.wp-dependencies.php

@@ -107 +107 @@
                                  *   <code>add( 'scriptaculous', false, array( 'scriptaculous-dragdrop', 'scriptaculous-slider', 'scriptaculous-controls' ) );</code>
                                  *
                                  * The src property is false.
+                                 * 
+                                 * If the item has a group set, it may need to be deferred and loaded in the footer.
+                                 * Therefore, we also need to take into consideration the group before queueing it.
+                                 * Only items with no group set or in the current group being processed should be queued.
                                  */
-                                if ( ! $this->registered[$handle]->src ) {
+                                $has_src = $this->registered[ $handle ]->src;
+                                $has_group = isset( $this->registered[ $handle ]->extra['group'] );
+                                $deps_group = $has_group ? $this->registered[ $handle ]->extra['group'] : NULL;
+
+                                if ( ( ! $has_src && ! $has_group ) || ( ! $has_src && $deps_group == $group ) ) {
                                         $this->done[] = $handle;
                                         continue;
                                 }