Ticket #18750: 18750.diff

wp-includes/post-template.php

@@ -1234 +1234 @@
  * @uses $wp_query
  *
  * @param string $template The specific template name if specific matching is required.
+ * @param string $id The ID of the page you'd like to check. Leave blank to use current page.
  * @return bool False on failure, true if success.
  */
-function is_page_template($template = '') {
-        if (!is_page()) {
+function is_page_template($template = '', $id = '') {
+        if ( !is_page() ) {
                 return false;
         }
 
-        global $wp_query;
-
-        $page = $wp_query->get_queried_object();
-        $custom_fields = get_post_custom_values('_wp_page_template',$page->ID);
+        if( empty( $id ) )  {
+                global $wp_query;
+                $page = $wp_query->get_queried_object();
+                $id = $page->ID;
+        }
+        
+        $custom_fields = get_post_custom_values( '_wp_page_template', $id );
         $page_template = $custom_fields[0];
 
         // We have no argument passed so just see if a page_template has been specified