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<?php |
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namespace RabbitMqModule; |
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use PhpAmqpLib\Message\AMQPMessage; |
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use Zend\EventManager\EventManagerAwareInterface; |
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use Zend\EventManager\EventManagerAwareTrait; |
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/** |
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* Class BaseConsumer |
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* @package RabbitMqModule |
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*/ |
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abstract class BaseConsumer extends BaseAmqp implements |
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EventManagerAwareInterface |
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{ |
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use EventManagerAwareTrait; |
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/** |
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* @var string |
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*/ |
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protected $consumerTag; |
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/** |
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* @var callable |
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*/ |
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protected $callback; |
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/** |
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* @var bool |
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*/ |
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protected $forceStop = false; |
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/** |
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* @var int |
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*/ |
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protected $idleTimeout = 0; |
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/** |
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* @var bool |
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*/ |
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protected $signalsEnabled = true; |
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/** |
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* @return bool |
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*/ |
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public function isSignalsEnabled() |
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{ |
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return $this->signalsEnabled; |
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} |
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/** |
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* @param bool $signalsEnabled |
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* |
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* @return $this |
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*/ |
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public function setSignalsEnabled($signalsEnabled = true) |
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{ |
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$this->signalsEnabled = $signalsEnabled; |
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return $this; |
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} |
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/** |
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* @return string |
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*/ |
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public function getConsumerTag() |
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{ |
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if (!$this->consumerTag) { |
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$this->consumerTag = sprintf('PHPPROCESS_%s_%s', gethostname(), getmypid()); |
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} |
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return $this->consumerTag; |
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} |
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/** |
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* @param string $consumerTag |
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* |
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* @return $this |
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*/ |
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public function setConsumerTag($consumerTag) |
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{ |
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$this->consumerTag = $consumerTag; |
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return $this; |
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} |
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/** |
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* @return callable |
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*/ |
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public function getCallback() |
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{ |
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return $this->callback; |
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} |
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/** |
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* @param callable $callback |
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* |
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* @return $this |
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*/ |
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public function setCallback($callback) |
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{ |
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if (!is_callable($callback)) { |
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throw new \InvalidArgumentException('Invalid callback provided'); |
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} |
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$this->callback = $callback; |
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return $this; |
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} |
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/** |
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* @return int |
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*/ |
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public function getIdleTimeout() |
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{ |
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return $this->idleTimeout; |
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} |
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/** |
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* @param int $idleTimeout |
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* |
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* @return $this |
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*/ |
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public function setIdleTimeout($idleTimeout) |
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{ |
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$this->idleTimeout = $idleTimeout; |
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return $this; |
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} |
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/** |
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* Start consumer. |
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*/ |
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public function start() |
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{ |
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$this->setupConsumer(); |
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while (count($this->getChannel()->callbacks)) { |
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$this->getChannel()->wait(); |
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} |
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} |
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protected function setupConsumer() |
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{ |
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if ($this->isAutoSetupFabricEnabled()) { |
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$this->setupFabric(); |
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} |
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$this->getChannel()->basic_consume( |
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$this->getQueueOptions()->getName(), |
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$this->getConsumerTag(), |
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false, |
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false, |
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false, |
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false, |
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[$this, 'processMessage'] |
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); |
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} |
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/** |
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* Sets the qos settings for the current channel |
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* Consider that prefetchSize and global do not work with rabbitMQ version <= 8.0. |
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* |
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* @param int $prefetchSize |
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* @param int $prefetchCount |
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* @param bool $global |
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* |
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* @return $this |
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*/ |
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public function setQosOptions($prefetchSize = 0, $prefetchCount = 0, $global = false) |
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{ |
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$this->getChannel()->basic_qos($prefetchSize, $prefetchCount, $global); |
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return $this; |
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} |
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/** |
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* @return $this |
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*/ |
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8 |
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protected function maybeStopConsumer() |
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{ |
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// @codeCoverageIgnoreStart |
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if (extension_loaded('pcntl') && $this->isSignalsEnabled()) { |
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if (!function_exists('pcntl_signal_dispatch')) { |
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throw new \BadFunctionCallException( |
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'Function \'pcntl_signal_dispatch\' is referenced in the php.ini'. |
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'\'disable_functions\' and can\'t be called.' |
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); |
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} |
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pcntl_signal_dispatch(); |
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} |
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// @codeCoverageIgnoreEnd |
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8 |
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if ($this->forceStop) { |
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1 |
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$this->stopConsuming(); |
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1 |
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} |
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8 |
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return $this; |
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} |
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/** |
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* @return $this |
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*/ |
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1 |
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public function forceStopConsumer() |
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{ |
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1 |
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$this->forceStop = true; |
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1 |
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return $this; |
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} |
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/** |
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* @return $this |
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*/ |
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public function stopConsuming() |
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{ |
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$this->getChannel()->basic_cancel($this->getConsumerTag()); |
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1 |
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return $this; |
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} |
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/** |
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* @param AMQPMessage $message |
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* @return void |
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*/ |
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abstract public function processMessage(AMQPMessage $message); |
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} |
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|
astepin /
RabbitMqModule
