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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 |
|---|---|
| 3242 | if ( !$q['suppress_filters'] ) { |
| 3243 | /** |
| 3244 | * Filters the JOIN clause of the comments feed query before sending. |
| 3245 | * |
| 3246 | * @since 2.2.0 |
| 3247 | * |
| 3248 | * @param string $cjoin The JOIN clause of the query. |
| 3249 | * @param WP_Query &$this The WP_Query instance (passed by reference). |
| 3250 | */ |
| 3251 | $cjoin = apply_filters_ref_array( 'comment_feed_join', array( $cjoin, &$this ) ); |
| 3252 | |
| 3253 | /** |
| 3254 | * Filters the WHERE clause of the comments feed query before sending. |
| 3255 | * |
| 3256 | * @since 2.2.0 |
| 3257 | * |
| 3258 | * @param string $cwhere The WHERE clause of the query. |
| 3259 | * @param WP_Query &$this The WP_Query instance (passed by reference). |
| 3260 | */ |
| Line | Code |
| 3670 | * |
| 3671 | * @param array $posts The post results array. |
| 3672 | * @param WP_Query &$this The WP_Query instance (passed by reference). |
| 3673 | */ |
| 3674 | $this->posts = apply_filters_ref_array( 'posts_results', array( $this->posts, &$this ) ); |
| 3675 | } |
| 3676 | |
| 3677 | if ( !empty($this->posts) && $this->is_comment_feed && $this->is_singular ) { |
| 3678 | /** This filter is documented in wp-includes/query.php */ |
| 3679 | $cjoin = apply_filters_ref_array( 'comment_feed_join', array( '', &$this ) ); |
| 3680 | |
| 3681 | /** This filter is documented in wp-includes/query.php */ |
| 3682 | $cwhere = apply_filters_ref_array( 'comment_feed_where', array( "WHERE comment_post_ID = '{$this->posts[0]->ID}' AND comment_approved = '1'", &$this ) ); |
| 3683 | |
| 3684 | /** This filter is documented in wp-includes/query.php */ |
| 3685 | $cgroupby = apply_filters_ref_array( 'comment_feed_groupby', array( '', &$this ) ); |
| 3686 | $cgroupby = ( ! empty( $cgroupby ) ) ? 'GROUP BY ' . $cgroupby : ''; |
| 3687 | |
| 3688 | /** This filter is documented in wp-includes/query.php */ |