/** * Returns an array containing, for each field, the arary key used for that * field in self::$_fields. * * @return array */ static function &fieldKeys() { if (!self::$_fieldKeys) { self::$_fieldKeys = array('id' => 'id', 'domain_id' => 'domain_id', 'title' => 'title', 'report_id' => 'report_id', 'name' => 'name', 'args' => 'args', 'description' => 'description', 'permission' => 'permission', 'grouprole' => 'grouprole', 'form_values' => 'form_values', 'is_active' => 'is_active', 'email_subject' => 'email_subject', 'email_to' => 'email_to', 'email_cc' => 'email_cc', 'header' => 'header', 'footer' => 'footer', 'navigation_id' => 'navigation_id', 'drilldown_id' => 'drilldown_id', 'is_reserved' => 'is_reserved'); } return self::$_fieldKeys; }