Menu Adam R Brown

WP hooks navigation: Home/browseActions indexFilters index

Source View: post_limits_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
2586
2587           // Filter again for the benefit of caching plugins.  Regular plugins should use the hooks above.
2588           if ( !$q['suppress_filters'] ) {
2589                $where          = apply_filters_ref_array( 'posts_where_request',          array( $where, &$this ) );
2590                $groupby     = apply_filters_ref_array( 'posts_groupby_request',          array( $groupby, &$this ) );
2591                $join          = apply_filters_ref_array( 'posts_join_request',          array( $join, &$this ) );
2592                $orderby     = apply_filters_ref_array( 'posts_orderby_request',          array( $orderby, &$this ) );
2593                $distinct     = apply_filters_ref_array( 'posts_distinct_request',     array( $distinct, &$this ) );
2594                $fields          = apply_filters_ref_array( 'posts_fields_request',          array( $fields, &$this ) );
2595                $limits          = apply_filters_ref_array( 'post_limits_request',          array( $limits, &$this ) );
2596
2597                // Filter all clauses at once, for convenience
2598                $clauses = (array) apply_filters_ref_array( 'posts_clauses_request', array( compact( $pieces ), &$this ) );
2599                foreach ( $pieces as $piece )
2600                     $$piece = isset( $clauses[ $piece ] ) ? $clauses[ $piece ] : '';
2601           }
2602
2603           if ( ! empty($groupby) )
2604                $groupby = 'GROUP BY ' . $groupby;