Menu Adam R Brown

WP hooks navigation: Home/browseActions indexFilters index

Source View: get_{$adjacent}_post_sort

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

Line Code
1721       * The dynamic portion of the hook name, `$adjacent`, refers to the type
1722       * of adjacency, 'next' or 'previous'.
1723       *
1724       * @since 2.5.0
1725       * @since 4.4.0 Added the `$post` parameter.
1726       *
1727       * @param string $order_by The `ORDER BY` clause in the SQL.
1728       * @param WP_Post $post    WP_Post object.
1729       */
1730      $sort  = apply_filters( "get_{$adjacent}_post_sort", "ORDER BY p.post_date $order LIMIT 1", $post );
1731
1732      $query = "SELECT p.ID FROM $wpdb->posts AS p $join $where $sort";
1733      $query_key = 'adjacent_post_' . md5( $query );
1734      $result = wp_cache_get( $query_key, 'counts' );
1735      if ( false !== $result ) {
1736           if ( $result )
1737                $result = get_post( $result );
1738           return $result;
1739      }