Automattic / jetpack

	 *

	 * @return string|string[]|null

	 */

	protected static function sanitize_item_ids( $item ) {

		// lets not delete any options that don't start with jpsq_sync-

		if ( ! is_string( $item ) || substr( $item, 0, 5 ) !== 'jpsq_' ) {

			return null;

		}

		//Limit to A-Z,a-z,0-9,_,-,.

		return preg_replace( '/[^A-Za-z0-9-_.]/', '', $item );

	}

}

		);

	}

	protected static function sanitize_item_ids( $item ) {

		// lets not delete any options that don't start with jpsq_sync-

		if ( ! is_string( $item ) || substr( $item, 0, 5 ) !== 'jpsq_' ) {

			return null;

		}

		//Limit to A-Z,a-z,0-9,_,-,.

		return preg_replace( '/[^A-Za-z0-9-_.]/', '', $item );

	}

}

class Jetpack_JSON_API_Sync_Unlock_Endpoint extends Jetpack_JSON_API_Sync_Endpoint {