WP hooks navigation: Home/browse • Actions index • Filters index
To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )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.
This hook occurs 2 times in this file.
| Line | Code | 
|---|---|
| 2615 |  | 
| 2616 |                     /** | 
| 2617 |                      * Filters the WHERE clause of the comments feed query before sending. | 
| 2618 |                      * | 
| 2619 |                      * @since 2.2.0 | 
| 2620 |                      * | 
| 2621 |                      * @param string   $cwhere The WHERE clause of the query. | 
| 2622 |                      * @param WP_Query $this   The WP_Query instance (passed by reference). | 
| 2623 |                      */ | 
| 2624 |                     $cwhere = apply_filters_ref_array( 'comment_feed_where', array( $cwhere, &$this ) ); | 
| 2625 |  | 
| 2626 |                     /** | 
| 2627 |                      * Filters the GROUP BY clause of the comments feed query before sending. | 
| 2628 |                      * | 
| 2629 |                      * @since 2.2.0 | 
| 2630 |                      * | 
| 2631 |                      * @param string   $cgroupby The GROUP BY clause of the query. | 
| 2632 |                      * @param WP_Query $this     The WP_Query instance (passed by reference). | 
| 2633 |                      */ | 
| Line | Code | 
| 3044 |                 */ | 
| 3045 |                $this->posts = apply_filters_ref_array( 'posts_results', array( $this->posts, &$this ) ); | 
| 3046 |           } | 
| 3047 |  | 
| 3048 |           if ( ! empty( $this->posts ) && $this->is_comment_feed && $this->is_singular ) { | 
| 3049 |                /** This filter is documented in wp-includes/query.php */ | 
| 3050 |                $cjoin = apply_filters_ref_array( 'comment_feed_join', array( '', &$this ) ); | 
| 3051 |  | 
| 3052 |                /** This filter is documented in wp-includes/query.php */ | 
| 3053 |                $cwhere = apply_filters_ref_array( 'comment_feed_where', array( "WHERE comment_post_ID = '{$this->posts[0]->ID}' AND comment_approved = '1'", &$this ) ); | 
| 3054 |  | 
| 3055 |                /** This filter is documented in wp-includes/query.php */ | 
| 3056 |                $cgroupby = apply_filters_ref_array( 'comment_feed_groupby', array( '', &$this ) ); | 
| 3057 |                $cgroupby = ( ! empty( $cgroupby ) ) ? 'GROUP BY ' . $cgroupby : ''; | 
| 3058 |  | 
| 3059 |                /** This filter is documented in wp-includes/query.php */ | 
| 3060 |                $corderby = apply_filters_ref_array( 'comment_feed_orderby', array( 'comment_date_gmt DESC', &$this ) ); | 
| 3061 |                $corderby = ( ! empty( $corderby ) ) ? 'ORDER BY ' . $corderby : ''; | 
| 3062 |  |