<?php namespace Ratchet; /** * This is the interface to build a Ratchet application with * It impelemtns the decorator and command pattern to build an application stack */ interface ComponentInterface { /** * When a new connection is opened it will be passed to this method * @param Ratchet\Connection The socket/connection that just connected to your application * @throws Exception */ function onOpen(ConnectionInterface $conn); /** * This is called before or after a socket is closed (depends on how it's closed). SendMessage to $conn will not result in an error if it has already been closed. * @param Ratchet\Connection The socket/connection that is closing/closed * @throws Exception */ function onClose(ConnectionInterface $conn); /** * If there is an error with one of the sockets, or somewhere in the application where an Exception is thrown, * the Exception is sent back down the stack, handled by the Server and bubbled back up the application through this method * @param Ratchet\Connection * @param \Exception * @throws Exception */ function onError(ConnectionInterface $conn, \Exception $e); }