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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 |
|---|---|
| 3113 | |
| 3114 | /** |
| 3115 | * Filter the LIMIT clause of the comments feed query before sending. |
| 3116 | * |
| 3117 | * @since 2.8.0 |
| 3118 | * |
| 3119 | * @param string $climits The JOIN clause of the query. |
| 3120 | * @param WP_Query &$this The WP_Query instance (passed by reference). |
| 3121 | */ |
| 3122 | $climits = apply_filters_ref_array( 'comment_feed_limits', array( 'LIMIT ' . get_option('posts_per_rss'), &$this ) ); |
| 3123 | } |
| 3124 | $cgroupby = ( ! empty( $cgroupby ) ) ? 'GROUP BY ' . $cgroupby : ''; |
| 3125 | $corderby = ( ! empty( $corderby ) ) ? 'ORDER BY ' . $corderby : ''; |
| 3126 | |
| 3127 | $this->comments = (array) $wpdb->get_results("SELECT $distinct $wpdb->comments.* FROM $wpdb->comments $cjoin $cwhere $cgroupby $corderby $climits"); |
| 3128 | $this->comment_count = count($this->comments); |
| 3129 | |
| 3130 | $post_ids = array(); |
| 3131 | |
| Line | Code |
| 3481 | /** This filter is documented in wp-includes/query.php */ |
| 3482 | $cgroupby = apply_filters_ref_array( 'comment_feed_groupby', array( '', &$this ) ); |
| 3483 | $cgroupby = ( ! empty( $cgroupby ) ) ? 'GROUP BY ' . $cgroupby : ''; |
| 3484 | |
| 3485 | /** This filter is documented in wp-includes/query.php */ |
| 3486 | $corderby = apply_filters_ref_array( 'comment_feed_orderby', array( 'comment_date_gmt DESC', &$this ) ); |
| 3487 | $corderby = ( ! empty( $corderby ) ) ? 'ORDER BY ' . $corderby : ''; |
| 3488 | |
| 3489 | /** This filter is documented in wp-includes/query.php */ |
| 3490 | $climits = apply_filters_ref_array( 'comment_feed_limits', array( 'LIMIT ' . get_option('posts_per_rss'), &$this ) ); |
| 3491 | |
| 3492 | $comments_request = "SELECT $wpdb->comments.* FROM $wpdb->comments $cjoin $cwhere $cgroupby $corderby $climits"; |
| 3493 | $this->comments = $wpdb->get_results($comments_request); |
| 3494 | $this->comment_count = count($this->comments); |
| 3495 | } |
| 3496 | |
| 3497 | // Check post status to determine if post should be displayed. |
| 3498 | if ( !empty($this->posts) && ($this->is_single || $this->is_page) ) { |
| 3499 | $status = get_post_status($this->posts[0]); |