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
238
239      if ( $delete_all ) {
240           foreach ( (array) $object_ids as $o_id ) {
241                wp_cache_delete($o_id, $meta_type . '_meta');
242           }
243      } else {
244           wp_cache_delete($object_id, $meta_type . '_meta');
245      }
246
247      do_action( "deleted_{$meta_type}_meta", $meta_ids, $object_id, $meta_key, $_meta_value );
248
249      // Old-style action.
250      if ( 'post' == $meta_type )
251           do_action( 'deleted_postmeta', $meta_ids );
252
253      return true;
254 }
255
256 /**
 
Line Code
495           if ( 'post' == $meta_type || 'comment' == $meta_type )
496                do_action( "delete_{$meta_type}meta", $meta_id );
497
498           // Run the query, will return true if deleted, false otherwise
499           $result = (bool) $wpdb->delete( $table, array( $id_column => $meta_id ) );
500
501           // Clear the caches.
502           wp_cache_delete($object_id, $meta_type . '_meta');
503
504           do_action( "deleted_{$meta_type}_meta", (array) $meta_id, $object_id, $meta->meta_key, $meta->meta_value );
505
506           // Old-style action.
507           if ( 'post' == $meta_type || 'comment' == $meta_type )
508                do_action( "deleted_{$meta_type}meta", $meta_id );
509
510           return $result;
511
512      }
513