Menu Adam R Brown

WP hooks navigation: Home/browseActions indexFilters index

Source View: update_{$meta_type}_meta

To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).

Understanding Source Code

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

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
279            *  - `update_user_meta`
280            *
281            * @since 2.9.0
282            *
283            * @param int    $meta_id     ID of the metadata entry to update.
284            * @param int    $object_id   ID of the object metadata is for.
285            * @param string $meta_key    Metadata key.
286            * @param mixed  $_meta_value Metadata value.
287            */
288           do_action( "update_{$meta_type}_meta", $meta_id, $object_id, $meta_key, $_meta_value );
289
290           if ( 'post' === $meta_type ) {
291                /**
292                 * Fires immediately before updating a post's metadata.
293                 *
294                 * @since 2.9.0
295                 *
296                 * @param int    $meta_id    ID of metadata entry to update.
297                 * @param int    $object_id  Post ID.
 
Line Code
928                'meta_key'   => $meta_key,
929                'meta_value' => $meta_value,
930           );
931
932           // Format the where query arguments.
933           $where               = array();
934           $where[ $id_column ] = $meta_id;
935
936           /** This action is documented in wp-includes/meta.php */
937           do_action( "update_{$meta_type}_meta", $meta_id, $object_id, $meta_key, $_meta_value );
938
939           if ( 'post' === $meta_type ) {
940                /** This action is documented in wp-includes/meta.php */
941                do_action( 'update_postmeta', $meta_id, $object_id, $meta_key, $meta_value );
942           }
943
944           // Run the update query, all fields in $data are %s, $where is a %d.
945           $result = $wpdb->update( $table, $data, $where, '%s', '%d' );
946           if ( ! $result ) {