基于swoole实现多人聊天室

• socket面向对象的编译
  */
  class Ws
  {
  CONST HOST='0.0.0.0';
  CONST PORT='9501';
  public $ws=null;
  public $getmsg=null;
  public $server=null;

public function __construct()
{
$this->ws=new \swoole_websocket_server(self::HOST,self::PORT);
$this->ws->set([
//启动task必须要设置其数量
'worker_num' => 4,'task_worker_num' => 2,// 'heartbeat_check_interval' => 5,// 'heartbeat_idle_time' => 10,]);
//监听新端口
$this->server=$this->ws->listen("127.0.0.1",9502,SWOOLE_SOCK_TCP);
//关闭websocket模式
$this->server->set([
'open_websocket_protocol' => false,]);

$this->ws->on("start",[$this,'onStart']); 
$this->ws->on('open','onopen']); 
$this->server->on("receive",'onReceive']); 
$this->ws->on('task','onTask']); 
$this->ws->on('finish','onFinish']); 
$this->ws->on('message','onmessage']); 
$this->ws->on('close','onclose']); 
$this->server->on("close",'oncloses']); 
$this->ws->start(); 

}
//监听数据接收事件
public function onReceive($serv,$fd,$from_id,$data)
{
$shuju=json_decode($data,ture);
// print_r($shuju).PHP_EOL;
if (empty($shuju['data'])) {
$this->ws->push(Predis::getInstance()->get('fd'),$data);
}else{
if (empty($shuju['msg'])) {
//执行异步任务
$this->ws->task($shuju);
}else{
$push_arr=Predis::getInstance()->hvals($shuju['data']);
// echo "集群是:".print_r($push_arr);
foreach ($push_arr as $v) {
$this->ws->push($v,$shuju['msg']);
}
}
}
}
/**

• 设置进程名，为后续平滑重启进程
• @param $server
  */
  public function onStart($server) {
  swoole_set_process_name("live_master");
  }
  /*
  监听开启事件的回调
  /
  public function onopen($server,$request)
  {
  print_r("这时的fd是:",$request->fd);
  Predis::getInstance()->set('fd',$request->fd);
  }

/*
监听接收事件的回调
/
public function onmessage($server,$frame)
{
$server->push($frame->fd,"{$frame->data}");
}
/*
监听关闭事件的回调
/
public function onclose($ser,$fd)
{
print_r("你好,我的{$fd}\n");
//退出并删除多余的分组fd
$group=Predis::getInstance()->sMembers('group');
foreach ($group as $v) {
$fangjian=Predis::getInstance()->hgetall($v);
foreach ($fangjian as $k => $vv) {
if ($fd == $vv) {
Predis::getInstance()->hdel($v,$k);
}
}
}
}
public function oncloses($ser,$fd)
{
print_r("这个是client{$fd}\n");
}

/**

• $serv 服务
• $task_id 任务ID，由swoole扩展内自动生成，用于区分不同的任务
• $src_worker_id $task_id和$src_worker_id组合起来才是全局唯一的，不同的worker进程投递的任务ID可能会有相同
• $data 是任务的内容
  */
  public function onTask($serv,$task_id,$src_worker_id,$data)
  {
  //引入任务
  $obj = new Task;
  $method = $data['data'];
  $arr = $data['arr'];
  //发布具体的任务
  $flag = $obj->$method($arr,$serv);
  return $flag; // 告诉worker
  }
  /**
• $task_id 是任务的ID
• $data 是任务处理的结果内容
  */
  public function onFinish($serv,$data)
  {
  print_r($data).'/n';
  }

}

new Ws();