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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 |
---|---|
3127 |
|
3128 | /** |
3129 | * Filter the GROUP BY clause of the comments feed query before sending. |
3130 | * |
3131 | * @since 2.2.0 |
3132 | * |
3133 | * @param string $cgroupby The GROUP BY clause of the query. |
3134 | * @param WP_Query &$this The WP_Query instance (passed by reference). |
3135 | */ |
3136 | $cgroupby = apply_filters_ref_array( 'comment_feed_groupby', array( $cgroupby, &$this ) ); |
3137 |
|
3138 | /** |
3139 | * Filter the ORDER BY clause of the comments feed query before sending. |
3140 | * |
3141 | * @since 2.8.0 |
3142 | * |
3143 | * @param string $corderby The ORDER BY clause of the query. |
3144 | * @param WP_Query &$this The WP_Query instance (passed by reference). |
3145 | */ |
Line | Code |
3512 |
|
3513 | if ( !empty($this->posts) && $this->is_comment_feed && $this->is_singular ) { |
3514 | /** This filter is documented in wp-includes/query.php */ |
3515 | $cjoin = apply_filters_ref_array( 'comment_feed_join', array( '', &$this ) ); |
3516 |
|
3517 | /** This filter is documented in wp-includes/query.php */ |
3518 | $cwhere = apply_filters_ref_array( 'comment_feed_where', array( "WHERE comment_post_ID = '{$this->posts[0]->ID}' AND comment_approved = '1'", &$this ) ); |
3519 |
|
3520 | /** This filter is documented in wp-includes/query.php */ |
3521 | $cgroupby = apply_filters_ref_array( 'comment_feed_groupby', array( '', &$this ) ); |
3522 | $cgroupby = ( ! empty( $cgroupby ) ) ? 'GROUP BY ' . $cgroupby : ''; |
3523 |
|
3524 | /** This filter is documented in wp-includes/query.php */ |
3525 | $corderby = apply_filters_ref_array( 'comment_feed_orderby', array( 'comment_date_gmt DESC', &$this ) ); |
3526 | $corderby = ( ! empty( $corderby ) ) ? 'ORDER BY ' . $corderby : ''; |
3527 |
|
3528 | /** This filter is documented in wp-includes/query.php */ |
3529 | $climits = apply_filters_ref_array( 'comment_feed_limits', array( 'LIMIT ' . get_option('posts_per_rss'), &$this ) ); |
3530 |
|