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<?php |
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/* |
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* This file is part of the slince/smartqq package. |
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* |
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* (c) Slince <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Slince\SmartQQ; |
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use GuzzleHttp\Exception\ConnectException; |
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use Slince\EventDispatcher\DispatcherInterface; |
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use Slince\EventDispatcher\Event; |
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use Slince\SmartQQ\Exception\InvalidArgumentException; |
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use Slince\SmartQQ\Exception\ResponseException; |
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use Slince\SmartQQ\Exception\RuntimeException; |
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class MessageHandler |
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{ |
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/** |
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* 事件名，当收到消息时触发. |
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* |
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* @var string |
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*/ |
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const EVENT_MESSAGE = 'message'; |
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/** |
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* @var Client |
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*/ |
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protected $client; |
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/** |
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* @var DispatcherInterface |
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*/ |
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protected $eventDispatcher; |
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/** |
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* 可以被忽略的状态码. |
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* |
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* @var array |
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*/ |
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protected static $ignoredCodes = [ |
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0, 100003, 100100, 100012 |
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]; |
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public function __construct(Client $client) |
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{ |
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$this->client = $client; |
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$this->eventDispatcher = $client->getEventDispatcher(); |
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} |
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/** |
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* 绑定消息处理回调 |
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* |
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* ```php |
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* $handler->onMessage(function(Slince\SmartQQ\Message\Response\Message $message){ |
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* //... |
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* }); |
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* ``` |
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* |
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* @param callable $handler |
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*/ |
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public function onMessage($handler) |
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{ |
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if (!is_callable($handler)) { |
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throw new InvalidArgumentException('Message handler should be callable.'); |
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} |
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$this->eventDispatcher->addListener(static::EVENT_MESSAGE, function(Event $event) use ($handler){ |
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$handler($event->getArgument('message')); |
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}); |
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} |
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/** |
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* 开始监听客户端消息 |
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*/ |
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public function listen() |
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{ |
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while (true) { |
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try { |
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$messages = $this->client->pollMessages(); |
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if ($messages) { |
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foreach ($messages as $message) { |
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// 收到消息时触发事件 |
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$event = new Event(static::EVENT_MESSAGE, null, [ |
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'message' => $message |
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]); |
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$this->eventDispatcher->dispatch($event); |
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} |
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} else { |
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//延缓2秒 |
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usleep(2000000); |
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} |
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} catch (ResponseException $exception) { |
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if (in_array($exception->getCode(), static::$ignoredCodes)) { |
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$this->testLogin(); |
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} |
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} catch (ConnectException $exception) { |
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usleep(2000000); |
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} |
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} |
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} |
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/** |
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* 测试登录 |
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*/ |
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protected function testLogin() |
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{ |
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try { |
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$this->client->getFriendsOnlineStatus(); |
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} catch (ResponseException $exc) { |
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//登录凭证可能失效 |
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throw new RuntimeException('The credential may be expired, please login again.', $exc->getCode()); |
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} |
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} |
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} |
slince /
smartqq
This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent.
Consider making the comparison explicit by using
empty(..)or! empty(...)instead.