Menu Adam R Brown

WP hooks navigation: Home/browseActions indexFilters index

Source View: posts_groupby

To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).

Understanding Source Code

The best way to understand what a hook does is to look at where it occurs in the source code.

Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.

Source View

Line Code
2848                     $where = "AND 0";
2849           }
2850
2851           $pieces = array( 'where', 'groupby', 'join', 'orderby', 'distinct', 'fields', 'limits' );
2852
2853           // Apply post-paging filters on where and join. Only plugins that
2854           // manipulate paging queries should use these hooks.
2855           if ( !$q['suppress_filters'] ) {
2856                $where          = apply_filters_ref_array( 'posts_where_paged',     array( $where, &$this ) );
2857                $groupby     = apply_filters_ref_array( 'posts_groupby',          array( $groupby, &$this ) );
2858                $join          = apply_filters_ref_array( 'posts_join_paged',     array( $join, &$this ) );
2859                $orderby     = apply_filters_ref_array( 'posts_orderby',          array( $orderby, &$this ) );
2860                $distinct     = apply_filters_ref_array( 'posts_distinct',     array( $distinct, &$this ) );
2861                $limits          = apply_filters_ref_array( 'post_limits',          array( $limits, &$this ) );
2862                $fields          = apply_filters_ref_array( 'posts_fields',          array( $fields, &$this ) );
2863
2864                // Filter all clauses at once, for convenience
2865                $clauses = (array) apply_filters_ref_array( 'posts_clauses', array( compact( $pieces ), &$this ) );
2866                foreach ( $pieces as $piece )