/**
* 有消息时
* @param int $client_id
* @param string $message
*/
public static function onMessage($client_id, $message)
{
// 如果是websocket握手
if (self::checkHandshake($message)) {
// debug
echo "client:{$_SERVER['REMOTE_ADDR']}:{$_SERVER['REMOTE_PORT']} gateway:{$_SERVER['GATEWAY_ADDR']}:{$_SERVER['GATEWAY_PORT']} client_id:{$client_id} onMessage:" . $message . "\n";
return;
}
// 判断是不是websocket的关闭连接的包
if (WebSocket::isClosePacket($message)) {
return Gateway::kickClient($client_id);
}
// 解码websocket，得到原始数据
$message = WebSocket::decode($message);
// debug
//echo "client:{$_SERVER['REMOTE_ADDR']}:{$_SERVER['REMOTE_PORT']} gateway:{$_SERVER['GATEWAY_ADDR']}:{$_SERVER['GATEWAY_PORT']} client_id:$client_id session:".json_encode($_SESSION)." onMessage:".$message."\n";
// 客户端传递的是json数据
$data = json_decode($message, true);
print_r($data);
// 判断数据是否正确
if (empty($data['class']) || empty($data['method']) || !isset($data['param_array'])) {
// 发送数据给客户端，请求包错误
$result = json_encode(array('code' => 400, 'msg' => 'bad request', 'data' => null));
return Gateway::sendToCurrentClient(WebSocket::encode($result));
}
// 获得要调用的类、方法、及参数
$class = $data['class'];
$method = $data['method'];
$param_array = $data['param_array'];
// 判断类对应文件是否载入
if (!class_exists($class)) {
$include_file = ROOT_DIR . "/Services/{$class}.php";
if (is_file($include_file)) {
require_once $include_file;
}
if (!class_exists($class)) {
$code = 404;
$msg = "class {$class} not found";
// 发送数据给客户端 类不存在
$result = json_encode(array('code' => $code, 'msg' => $msg, 'data' => null));
return Gateway::sendToCurrentClient(WebSocket::encode($result));
}
}
// 调用类的方法
try {
$ret = call_user_func_array(array($class, $method), $param_array);
// 发送数据给客户端，调用成功，data下标对应的元素即为调用结果
$result = json_encode(array('code' => 0, 'msg' => 'ok', 'data' => $ret));
return Gateway::sendToCurrentClient(WebSocket::encode($result));
} catch (Exception $e) {
// 发送数据给客户端，发生异常，调用失败
$code = $e->getCode() ? $e->getCode() : 500;
$result = json_encode(array('code' => $code, 'msg' => $e->getMessage(), 'data' => $e));
return Gateway::sendToCurrentClient(WebSocket::encode($result));
}
}
/**
* 有消息时
* @param int $uid
* @param string $message
*/
public static function onMessage($uid, $message)
{
// $message len < 7 可能是ping包，断开连接的包等暂时忽略
if (strlen($message) < 7) {
return;
}
$message = WebSocket::decode($message);
// 广播路线
Gateway::sendToAll(WebSocket::encode(pack('CVVVC', 2, 1, 1, $uid, 0) . substr($message, 1)));
}
/**
* 有消息时
* @param int $uid
* @param string $message
*/
public static function onMessage($uid, $message)
{
if (WebSocket::isClosePacket($message)) {
Gateway::kickUid($uid, '');
self::onClose($uid);
return;
}
$message = WebSocket::decode($message);
// debug
echo "client:{$_SERVER['REMOTE_ADDR']}:{$_SERVER['REMOTE_PORT']} gateway:{$_SERVER['GATEWAY_ADDR']}:{$_SERVER['GATEWAY_PORT']} socketid:{$_SERVER['GATEWAY_SOCKET_ID']} uid:{$uid} onMessage:" . $message . "\n";
$message_data = json_decode($message, true);
if (!$message_data) {
return;
}
switch ($message_data['type']) {
// 用户登录 message格式: {type:login, name:xx} ，添加到用户，广播给所有用户xx进入聊天室
case 'login':
// 存储当前用户到用户列表
self::addUserToList($uid, htmlspecialchars($message_data['name']));
// 获取用户列表
$user_list = self::getUserList();
// 整理用户列表以便显示
$all_users = array();
if ($user_list) {
foreach ($user_list as $tmp_uid => $name) {
$all_users[] = array('uid' => $tmp_uid, 'name' => $name);
}
}
// 发送给当前用户 内容是用户列表 message: {type:user_list, user_list:xxxx}
Gateway::sendToUid($uid, WebSocket::encode(json_encode(array('type' => 'user_list', 'user_list' => $all_users))));
// 转播给所有用户，xx进入聊天室 message {type:login, uid:xx, name:xx}
Gateway::sendToAll(WebSocket::encode(json_encode(array('type' => 'login', 'uid' => $uid, 'name' => htmlspecialchars($message_data['name']), 'time' => date('Y-m-d H:i:s')))));
return;
// 用户发言 message: {type:say, to_uid:xx, content:xx}
// 用户发言 message: {type:say, to_uid:xx, content:xx}
case 'say':
// 私聊
if ($message_data['to_uid'] != 'all') {
$new_message = array('type' => 'say', 'from_uid' => $uid, 'to_uid' => $message_data['to_uid'], 'content' => nl2br(htmlspecialchars($message_data['content'])), 'time' => date('Y-m-d :i:s'));
echo 'here';
return Gateway::sendToUid($message_data['to_uid'], WebSocket::encode(json_encode($new_message)));
}
// 向大家说
$new_message = array('type' => 'say', 'from_uid' => $uid, 'to_uid' => 'all', 'content' => nl2br(htmlspecialchars($message_data['content'])), 'time' => date('Y-m-d :i:s'));
return Gateway::sendToAll(WebSocket::encode(json_encode($new_message)));
}
}
/**
* 当用户断开连接时
* @param integer $client_id 用户id
*/
public static function onClose($client_id)
{
// 广播 xxx 退出了
GateWay::sendToAll(WebSocket::encode(json_encode(array('type' => 'closed', 'id' => $client_id))));
}