views_handler_filter_node_access.inc

<?php


/**
 * Filter by node_access records.
 *
 * @ingroup views_filter_handlers
 */
class views_handler_filter_node_access extends views_handler_filter {
    function admin_summary() {
    }
    function operator_form() {
    }
    function can_expose() {
        return FALSE;
    }
    
    /**
     * See _node_access_where_sql() for a non-views query based implementation.
     */
    function query() {
        if (!user_access('administer nodes')) {
            $table = $this->ensure_my_table();
            $grants = array();
            foreach (node_access_grants('view') as $realm => $gids) {
                foreach ($gids as $gid) {
                    $grants[] = "({$table}.gid = {$gid} AND {$table}.realm = '{$realm}')";
                }
            }
            $grants_sql = '';
            if (count($grants)) {
                $grants_sql = implode(' OR ', $grants);
            }
            $this->query
                ->add_where('AND', $grants_sql);
            $this->query
                ->add_where('AND', "{$table}.grant_view >= 1");
        }
    }

}