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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 |
---|---|
2730 |
|
2731 | /** |
2732 | * Filters the GROUP BY clause of the comments feed query before sending. |
2733 | * |
2734 | * @since 2.2.0 |
2735 | * |
2736 | * @param string $cgroupby The GROUP BY clause of the query. |
2737 | * @param WP_Query $query The WP_Query instance (passed by reference). |
2738 | */ |
2739 | $cgroupby = apply_filters_ref_array( 'comment_feed_groupby', array( $cgroupby, &$this ) ); |
2740 |
|
2741 | /** |
2742 | * Filters the ORDER BY clause of the comments feed query before sending. |
2743 | * |
2744 | * @since 2.8.0 |
2745 | * |
2746 | * @param string $corderby The ORDER BY clause of the query. |
2747 | * @param WP_Query $query The WP_Query instance (passed by reference). |
2748 | */ |
Line | Code |
3291 |
|
3292 | if ( ! empty( $this->posts ) && $this->is_comment_feed && $this->is_singular ) { |
3293 | /** This filter is documented in wp-includes/query.php */ |
3294 | $cjoin = apply_filters_ref_array( 'comment_feed_join', array( '', &$this ) ); |
3295 |
|
3296 | /** This filter is documented in wp-includes/query.php */ |
3297 | $cwhere = apply_filters_ref_array( 'comment_feed_where', array( "WHERE comment_post_ID = '{$this->posts[0]->ID}' AND comment_approved = '1'", &$this ) ); |
3298 |
|
3299 | /** This filter is documented in wp-includes/query.php */ |
3300 | $cgroupby = apply_filters_ref_array( 'comment_feed_groupby', array( '', &$this ) ); |
3301 | $cgroupby = ( ! empty( $cgroupby ) ) ? 'GROUP BY ' . $cgroupby : ''; |
3302 |
|
3303 | /** This filter is documented in wp-includes/query.php */ |
3304 | $corderby = apply_filters_ref_array( 'comment_feed_orderby', array( 'comment_date_gmt DESC', &$this ) ); |
3305 | $corderby = ( ! empty( $corderby ) ) ? 'ORDER BY ' . $corderby : ''; |
3306 |
|
3307 | /** This filter is documented in wp-includes/query.php */ |
3308 | $climits = apply_filters_ref_array( 'comment_feed_limits', array( 'LIMIT ' . get_option( 'posts_per_rss' ), &$this ) ); |
3309 |
|