Menu Adam R Brown

WP hooks navigation: Home/browseActions indexFilters index

Source View: posts_where_request

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
2851                foreach ( $pieces as $piece )
2852                     $$piece = isset( $clauses[ $piece ] ) ? $clauses[ $piece ] : '';
2853           }
2854
2855           // Announce current selection parameters. For use by caching plugins.
2856           do_action( 'posts_selection', $where . $groupby . $orderby . $limits . $join );
2857
2858           // Filter again for the benefit of caching plugins. Regular plugins should use the hooks above.
2859           if ( !$q['suppress_filters'] ) {
2860                $where          = apply_filters_ref_array( 'posts_where_request',          array( $where, &$this ) );
2861                $groupby     = apply_filters_ref_array( 'posts_groupby_request',          array( $groupby, &$this ) );
2862                $join          = apply_filters_ref_array( 'posts_join_request',          array( $join, &$this ) );
2863                $orderby     = apply_filters_ref_array( 'posts_orderby_request',          array( $orderby, &$this ) );
2864                $distinct     = apply_filters_ref_array( 'posts_distinct_request',     array( $distinct, &$this ) );
2865                $fields          = apply_filters_ref_array( 'posts_fields_request',          array( $fields, &$this ) );
2866                $limits          = apply_filters_ref_array( 'post_limits_request',          array( $limits, &$this ) );
2867
2868                // Filter all clauses at once, for convenience
2869                $clauses = (array) apply_filters_ref_array( 'posts_clauses_request', array( compact( $pieces ), &$this ) );