protected function execute(InputInterface $input, OutputInterface $output)
{
if (!class_exists('Event')) {
dl('event.so');
}
$listen = $input->getOption('listen');
if ($listen === null) {
$listen = 8080;
}
$this->socket = new SocketIO();
$this->socket->on('addme', function (Event\MessageEvent $messageEvent) {
return $this->onAddme($messageEvent);
})->on('msg', function (Event\MessageEvent $messageEvent) {
return $this->onMsg($messageEvent);
});
$this->socket->listen($listen)->onConnect(function () {
})->onRequest('/brocast', function ($connection, \EventHttpRequest $request) {
if ($request->getCommand() == \EventHttpRequest::CMD_POST) {
if (($data = json_decode($request->getInputBuffer()->read(1024), true)) !== NULL) {
$response = $this->onBrocast($data);
} else {
$response = new Response('fail', Response::HTTP_NOT_FOUND);
}
} else {
$response = new Response('fail', Response::HTTP_NOT_FOUND);
}
$connection->sendResponse($response);
})->dispatch();
}
/**
*
*
* @param [array] $config parameter for server
*/
public function __construct($config)
{
$config = new Config($config);
$io = new SocketIO($config->get('port'));
$io->on('connection', array($this, 'onConnect'));
$users = new Collection('\\JustText\\Models\\User');
$rooms = new Collection('\\JustText\\Models\\Room');
$this->service = new Container(new Factory());
$this->service->set('io', $io);
$this->service->set('users', $users);
$this->service->set('rooms', $rooms);
$this->service->set('config', $config);
}
$senderIO->on('connection', function ($socket) {
// Login event
$socket->on('start_login', function ($uid) use($socket) {
global $uidConnectionMap, $lastOnlineCount, $lastOnlinePageCount;
if (isset($socket->uid)) {
return;
}
// Refresh user id
$uid = (string) $uid;
if (!isset($uidConnectionMap[$uid])) {
$uidConnectionMap[$uid] = 0;
}
// Save count of links to each user
++$uidConnectionMap[$uid];
// For uid push
$socket->join($uid);
$socket->uid = $uid;
// Send updated data
$socket->emit("update_online_user_counts", json_encode(array("data" => $lastOnlineCount)));
});
// On disconnect
$socket->on('disconnect', function () use($socket) {
if (!isset($socket->uid)) {
return;
}
global $uidConnectionMap, $senderIO;
// No users online
if (--$uidConnectionMap[$socket->uid] <= 0) {
unset($uidConnectionMap[$socket->uid]);
}
});
});
$io->on('connection', function ($socket) {
$socket->addedUser = false;
// when the client emits 'new message', this listens and executes
$socket->on('new message', function ($data) use($socket) {
// we tell the client to execute 'new message'
$socket->broadcast->emit('new message', array('username' => $socket->username, 'message' => $data));
});
// when the client emits 'add user', this listens and executes
$socket->on('add user', function ($username) use($socket) {
global $usernames, $numUsers;
// we store the username in the socket session for this client
$socket->username = $username;
// add the client's username to the global list
$usernames[$username] = $username;
++$numUsers;
$socket->addedUser = true;
$socket->emit('login', array('numUsers' => $numUsers));
// echo globally (all clients) that a person has connected
$socket->broadcast->emit('user joined', array('username' => $socket->username, 'numUsers' => $numUsers));
});
// when the client emits 'typing', we broadcast it to others
$socket->on('typing', function () use($socket) {
$socket->broadcast->emit('typing', array('username' => $socket->username));
});
// when the client emits 'stop typing', we broadcast it to others
$socket->on('stop typing', function () use($socket) {
$socket->broadcast->emit('stop typing', array('username' => $socket->username));
});
// when the user disconnects.. perform this
$socket->on('disconnect', function () use($socket) {
global $usernames, $numUsers;
// remove the username from global usernames list
if ($socket->addedUser) {
unset($usernames[$socket->username]);
--$numUsers;
// echo globally that this client has left
$socket->broadcast->emit('user left', array('username' => $socket->username, 'numUsers' => $numUsers));
}
});
});
$sender_io->on('connection', function ($socket) {
// 当客户端发来登录事件时触发
$socket->on('login', function ($uid) use($socket) {
global $uidConnectionMap, $last_online_count, $last_online_page_count;
// 已经登录过了
if (isset($socket->uid)) {
return;
}
// 更新对应uid的在线数据
$uid = (string) $uid;
if (!isset($uidConnectionMap[$uid])) {
$uidConnectionMap[$uid] = 0;
}
// 这个uid有++$uidConnectionMap[$uid]个socket连接
++$uidConnectionMap[$uid];
// 将这个连接加入到uid分组，方便针对uid推送数据
$socket->join($uid);
$socket->uid = $uid;
// 更新这个socket对应页面的在线数据
$socket->emit('update_online_count', "当前<b>{$last_online_count}</b>人在线，共打开<b>{$last_online_page_count}</b>个页面");
});
// 当客户端断开连接是触发（一般是关闭网页或者跳转刷新导致）
$socket->on('disconnect', function () use($socket) {
if (!isset($socket->uid)) {
return;
}
global $uidConnectionMap, $sender_io;
// 将uid的在线socket数减一
if (--$uidConnectionMap[$socket->uid] <= 0) {
unset($uidConnectionMap[$socket->uid]);
}
});
});
