Source View: deleted_{$meta_type}_meta

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Understanding Source Code

The best way to understand what a hook does is to look at where it occurs in the source code.

  • Action hooks look like this: do_action( "hook_name" )
  • Filter hooks look like this: apply_filters( "hook_name", "what_to_filter" ).

Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.

Source View

This hook occurs 2 times in this file.

Line Code
236
237      if ( $delete_all ) {
238           foreach ( (array) $object_ids as $o_id ) {
239                wp_cache_delete($o_id, $meta_type . '_meta');
240           }
241      } else {
242           wp_cache_delete($object_id, $meta_type . '_meta');
243      }
244
245      do_action( "deleted_{$meta_type}_meta", $meta_ids, $object_id, $meta_key, $_meta_value );
246
247      // Old-style action.
248      if ( 'post' == $meta_type )
249           do_action( 'deleted_postmeta', $meta_ids );
250
251      return true;
252 }
253
254 /**
 
Line Code
491           if ( 'post' == $meta_type || 'comment' == $meta_type )
492                do_action( "delete_{$meta_type}meta", $meta_id );
493
494           // Run the query, will return true if deleted, false otherwise
495           $result = (bool) $wpdb->delete( $table, array( $id_column => $meta_id ) );
496
497           // Clear the caches.
498           wp_cache_delete($object_id, $meta_type . '_meta');
499
500           do_action( "deleted_{$meta_type}_meta", (array) $meta_id, $object_id, $meta->meta_key, $meta->meta_value );
501
502           // Old-style action.
503           if ( 'post' == $meta_type || 'comment' == $meta_type )
504                do_action( "deleted_{$meta_type}meta", $meta_id );
505
506           return $result;
507
508      }
509