MessageHandler.php
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<?php
/**
* Created by PhpStorm.
* User: Hanson
* Date: 2016/12/14
* Time: 23:08
*/
namespace Hanson\Vbot\Core;
use Closure;
use Hanson\Vbot\Collections\Account;
use Hanson\Vbot\Message\Entity\Emoticon;
use Hanson\Vbot\Message\Entity\Image;
use Hanson\Vbot\Message\Entity\Message;
use Hanson\Vbot\Message\Entity\Text;
use Hanson\Vbot\Message\Entity\Video;
use Hanson\Vbot\Support\Console;
class MessageHandler
{
/**
* @var MessageHandler
*/
static $instance = null;
private $handler;
private $customHandler;
private $sync;
private $messageFactory;
public function __construct()
{
$this->sync = new Sync();
$this->messageFactory = new MessageFactory();
}
/**
* 设置单例模式
*
* @return MessageHandler
*/
public static function getInstance()
{
if(static::$instance === null){
static::$instance = new MessageHandler();
}
return static::$instance;
}
/**
* 消息处理器
*
* @param Closure $closure
* @throws \Exception
*/
public function setMessageHandler(Closure $closure)
{
if(!$closure instanceof Closure){
throw new \Exception('message handler must be a closure!');
}
$this->handler = $closure;
}
/**
* 自定义处理器
*
* @param Closure $closure
* @throws \Exception
*/
public function setCustomHandler(Closure $closure)
{
if(!$closure instanceof Closure){
throw new \Exception('message handler must be a closure!');
}
$this->customHandler = $closure;
}
/**
* 轮询消息API接口
*/
public function listen()
{
while (true){
if($this->customHandler instanceof Closure){
call_user_func_array($this->customHandler, []);
}
$time = time();
list($retCode, $selector) = $this->sync->checkSync();
if(in_array($retCode, ['1100', '1101'])){ # 微信客户端上登出或者其他设备登录
break;
}elseif ($retCode == 0){
$this->handlerMessage($selector);
}else{
$this->sync->debugMessage($retCode, $selector, 10);
}
$this->sync->checkTime($time);
}
}
/**
* 处理消息
*
* @param $selector
*/
private function handlerMessage($selector)
{
if($selector === 0){
return;
}
$message = $this->sync->sync();
if($message['AddMsgList']){
foreach ($message['AddMsgList'] as $msg) {
$content = $this->messageFactory->make($selector, $msg);
if($content){
$this->addToMessageCollection($content);
if($this->handler){
$reply = call_user_func_array($this->handler, [$content]);
if($reply){
if($reply instanceof Image){
Image::sendByMsgId($content->from['UserName'], $reply->msg['MsgId']);
}elseif($reply instanceof Video){
Video::sendByMsgId($content->from['UserName'], $reply->msg['MsgId']);
}elseif($reply instanceof Emoticon){
Emoticon::sendByMsgId($content->from['UserName'], $reply->msg['MsgId']);
}else{
Text::send($content->from['UserName'], $reply);
}
}
}
}
}
}
}
/**
* @param $message Message
*/
private function addToMessageCollection($message)
{
message()->put($message->msg['MsgId'], $message);
file_put_contents(server()->config['tmp'].'/message.json', json_encode(message()->all()));
}
}