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Source View: posts_fields_request

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Line Code
2600           do_action( 'posts_selection', $where . $groupby . $orderby . $limits . $join );
2601
2602           // Filter again for the benefit of caching plugins. Regular plugins should use the hooks above.
2603           if ( !$q['suppress_filters'] ) {
2604                $where          = apply_filters_ref_array( 'posts_where_request',          array( $where, &$this ) );
2605                $groupby     = apply_filters_ref_array( 'posts_groupby_request',          array( $groupby, &$this ) );
2606                $join          = apply_filters_ref_array( 'posts_join_request',          array( $join, &$this ) );
2607                $orderby     = apply_filters_ref_array( 'posts_orderby_request',          array( $orderby, &$this ) );
2608                $distinct     = apply_filters_ref_array( 'posts_distinct_request',     array( $distinct, &$this ) );
2609                $fields          = apply_filters_ref_array( 'posts_fields_request',          array( $fields, &$this ) );
2610                $limits          = apply_filters_ref_array( 'post_limits_request',          array( $limits, &$this ) );
2611
2612                // Filter all clauses at once, for convenience
2613                $clauses = (array) apply_filters_ref_array( 'posts_clauses_request', array( compact( $pieces ), &$this ) );
2614                foreach ( $pieces as $piece )
2615                     $$piece = isset( $clauses[ $piece ] ) ? $clauses[ $piece ] : '';
2616           }
2617
2618           if ( ! empty($groupby) )