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<?php |
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namespace Dazzle\Channel\Extra; |
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use Dazzle\Channel\Protocol\ProtocolInterface; |
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use Dazzle\Channel\Channel; |
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use Dazzle\Channel\ChannelInterface; |
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use Dazzle\Promise\Promise; |
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use Dazzle\Promise\PromiseInterface; |
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use Dazzle\Util\Support\TimeSupport; |
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use Dazzle\Throwable\Exception\Runtime\TimeoutException; |
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use Dazzle\Throwable\Exception\System\TaskIncompleteException; |
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use Dazzle\Throwable\ThrowableProxy; |
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use Error; |
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use Exception; |
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class Request |
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{ |
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/** |
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* @var ChannelInterface |
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*/ |
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protected $channel; |
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/** |
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* @var string |
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*/ |
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protected $name; |
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/** |
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* @var ProtocolInterface|string |
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*/ |
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protected $message; |
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/** |
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* @var float |
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*/ |
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protected $params; |
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/** |
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* @var int |
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*/ |
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protected $counter; |
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/** |
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* @param ChannelInterface $channel |
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* @param string $name |
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* @param string|ProtocolInterface $message |
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* @param mixed[] $params |
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*/ |
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public function __construct($channel, $name, $message, $params = []) |
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{ |
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$this->channel = $channel; |
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$this->name = $name; |
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$this->message = ($message instanceof ProtocolInterface) ? $message : $this->channel->createProtocol($message); |
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$this->params = [ |
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'timeout' => isset($params['timeout']) ? $params['timeout'] : 2.0, |
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'retriesLimit' => isset($params['retriesLimit']) ? $params['retriesLimit'] : 10, |
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'retriesInterval' => isset($params['retriesInterval']) ? $params['retriesInterval'] : 0.25 |
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]; |
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$this->counter = 1; |
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$this->message->setTimestamp( |
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TimeSupport::now() + ($this->params['retriesInterval'] + $this->params['timeout']) * 1e3 * $this->params['retriesLimit'], |
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true |
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); |
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} |
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/** |
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* |
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*/ |
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public function __destruct() |
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{ |
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unset($this->channel); |
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unset($this->name); |
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unset($this->message); |
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unset($this->params); |
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unset($this->counter); |
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} |
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/** |
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* Send the prepared request. |
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* |
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* @return PromiseInterface |
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* @resolves mixed |
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* @rejects Error|Exception|string|null |
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* @cancels Error|Exception|string|null |
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*/ |
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public function __invoke() |
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{ |
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return $this->send(new Promise()); |
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} |
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/** |
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* Send the prepared request. |
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* |
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* @return PromiseInterface |
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* @resolves mixed |
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* @rejects Error|Exception|string|null |
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* @cancels Error|Exception|string|null |
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*/ |
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public function call() |
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{ |
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return $this->send(new Promise()); |
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} |
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/** |
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* Send the request using passed Promise. |
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* |
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* @param PromiseInterface $promise |
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* @return PromiseInterface |
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*/ |
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protected function send(PromiseInterface $promise) |
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{ |
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if (!$promise->isPending()) |
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{ |
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return $promise; |
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} |
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$this->channel->send( |
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$this->name, |
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$this->message, |
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Channel::MODE_STANDARD, |
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function($value) use($promise) { |
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$promise->resolve($value); |
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}, |
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function($ex) use($promise) { |
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$promise->reject($ex); |
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}, |
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function($ex) use($promise) { |
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$this->retryOrReset($promise, $ex); |
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}, |
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$this->params['timeout'] |
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); |
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return $promise; |
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} |
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/** |
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* @param PromiseInterface $promise |
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* @param Error|Exception|ThrowableProxy $ex |
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*/ |
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protected function retryOrReset(PromiseInterface $promise, $ex) |
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{ |
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if ($ex instanceof TaskIncompleteException) |
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{ |
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$this->counter = 1; |
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$this->channel->getLoop()->onTick(function() use($promise) { |
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$this->send($promise); |
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}); |
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return; |
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} |
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$this->retry($promise); |
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} |
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/** |
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* @param PromiseInterface $promise |
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*/ |
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3 |
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private function retry(PromiseInterface $promise) |
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{ |
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if ($this->counter >= $this->params['retriesLimit']) |
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{ |
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$promise->reject( |
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new ThrowableProxy(new TimeoutException('No response was received during specified timeout.')) |
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); |
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} |
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else if ($this->params['retriesInterval'] > 0) |
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{ |
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1 |
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$this->counter++; |
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$this->channel->getLoop()->addTimer($this->params['retriesInterval'], function() use($promise) { |
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$this->send($promise); |
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}); |
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} |
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else |
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{ |
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1 |
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$this->counter++; |
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1 |
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$this->channel->getLoop()->onTick(function() use($promise) { |
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$this->send($promise); |
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1 |
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}); |
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} |
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3 |
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} |
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} |
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dazzle-php /
channel
Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..