Ticket #16927: 16927.delete_transient.patch

wp-admin/includes/dashboard.php

@@ -1042 +1042 @@
                 $check_urls = array( $widgets[$widget_id]['url'] );
         }
 
-        $cache_key = 'dash_' . md5( $callback . implode(',', $check_urls) );
+        $cache_key = 'dash_' . md5( $widget_id );
         if ( false !== ( $output = get_transient( $cache_key ) ) ) {
                 echo $output;
                 return true;
@@ -1118 +1118 @@
                         }
                 }
                 update_option( 'dashboard_widget_options', $widget_options );
+                $cache_key = 'dash_' . md5( $widget_id );
+                delete_transient( $cache_key );
         }
 
         wp_widget_rss_form( $widget_options[$widget_id], $form_inputs );