Changeset 41327 for trunk/src/wp-includes/widgets.php

Timestamp:

09/01/2017 08:49:50 AM (6 years ago)

Author:

obenland

Message:

Widgets: Add nudge for registered widgets

Informs developers that widgets need to be registered before they can be
displayed through the_widget(). Previously it would fail with an ambiguous
undefined index notice.

Props SeBsZ, mrasharirfan.
Fixes #41743.

File:

• trunk/src/wp-includes/widgets.php (modified) (1 diff)

trunk/src/wp-includes/widgets.php

@@ -1037 +1037 @@
     global $wp_widget_factory;
 
+    if ( ! isset( $wp_widget_factory->widgets[ $widget ] ) ) {
+        _doing_it_wrong( __FUNCTION__, __( 'Widgets need to be registered before they can be displayed.' ), '4.9.0' );
+        return;
+    }
+
     $widget_obj = $wp_widget_factory->widgets[$widget];
     if ( ! ( $widget_obj instanceof WP_Widget ) ) {