Changeset 11095

Timestamp:

04/27/2009 10:56:29 AM (16 years ago)

Author:

azaozz

Message:

Add hooks to WP_Widget, props ceenz, fixes #9651, see #8441

File:

• trunk/wp-includes/widgets.php (modified) (3 diffs)

trunk/wp-includes/widgets.php

@@ -165 +165 @@
         $settings = $this->get_settings();
 
-        if ( array_key_exists( $this->number, $settings ) )
-            $this->widget($args, $settings[$this->number]);
+        if ( array_key_exists( $this->number, $settings ) ) {
+            $settings = $settings[$this->number];
+            // filters the widget's settings, return false to stop displaying the widget
+            $settings = apply_filters('widget_display_callback', $settings, &$this);   
+            if ( false !== $settings )
+                $this->widget($args, $settings);
+        }
     }
 
@@ -223 +228 @@
                         $instance = $this->update($new_instance, array());
 
+                    // filters the widget's settings before saving, return false to cancel saving (keep the old settings if updating)
+                    $instance = apply_filters('widget_update_callback', $instance, $new_instance, &$this);
                     if ( false !== $instance )
                         $all_instances[$number] = $instance;
@@ -251 +258 @@
         }
 
-        return $this->form($instance);
+        // filters the widget admin form before displaying, return false to stop displaying it
+        $instance = apply_filters('widget_form_callback', $instance, &$this);
+        if ( false !== $instance )
+            $this->form($instance);
     }