Thread: archive-ad-listing.php add featured function

//Stick featured ads to the top on category and search pages
  class StickyAds {
    public function __construct() {
      add_filter('posts_orderby', array($this, '_hookPostsOrderBy'), 11, 2);
    }




    public function _hookPostsOrderBy($orderBy, $query) {
      global $wpdb;
      if ( is_tax( array( APP_TAX_CAT, APP_TAX_TAG ) ) || is_search() && !$query->query_vars['ignore_sticky_posts']) {
        $stickyPosts = get_option('sticky_posts');
        if (is_array($stickyPosts) && !empty($stickyPosts)) {
          $sticky = '(' . $wpdb->posts . '.ID IN (' .
          implode(',', $stickyPosts) . ')) DESC';
          $orderBy= empty($orderBy) ? $sticky : $sticky . ',' . $orderBy;




          add_filter('pre_option_sticky_posts', array($this, '_hookOptionStickyPosts')
          );
        }
      }
      return $orderBy;
    }




    public function _hookOptionStickyPosts($option) {
      remove_filter('pre_option_sticky_posts', array($this, '_hookOptionStickyPosts')
      );
      return array();
    }
  }




  $stickyads = new StickyAds();
// End sticky ads