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<?php |
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namespace ETNA\Silex\Provider\RabbitMQ; |
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use PhpAmqpLib\Message\AMQPMessage; |
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use PhpAmqpLib\Channel\AMQPChannel; |
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/** |
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* |
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*/ |
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class Queue |
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{ |
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public function __construct($name, Exchange $exchange, AMQPChannel $channel, $options) |
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{ |
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$this->name = $name; |
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$this->exchange = $exchange; |
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$this->channel = $channel; |
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$this->passive = $options["passive"]; |
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$this->durable = $options["durable"]; |
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$this->exclusive = $options["exclusive"]; |
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$this->auto_delete = $options["auto_delete"]; |
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$channel->queue_declare( |
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$name, |
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$this->passive, |
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$this->durable, |
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$this->exclusive, |
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$this->auto_delete |
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); |
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if ($exchange->getName()) { |
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$routing_key = $exchange->getType() == "fanout" ? null : $name; |
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$channel->queue_bind($name, $exchange->getName(), $routing_key); |
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} |
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} |
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public function getName() |
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{ |
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return $this->name; |
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} |
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public function getChannel() |
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{ |
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return $this->channel; |
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} |
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public function isPassive() |
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{ |
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return $this->passive; |
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} |
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public function isDurable() |
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{ |
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return $this->durable; |
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} |
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public function isExclusive() |
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{ |
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return $this->exclusive; |
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} |
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public function isAutoDelete() |
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{ |
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return $this->auto_delete; |
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} |
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public function send($message, $routing_key = null, $mandatory = false, $immediate = false, $ticket = null) |
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{ |
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$routing_key = $routing_key !== null ? $routing_key : $this->name; |
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$message = new AMQPMessage(json_encode($message), ["Content-Type" => "application/json"]); |
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$this->channel->basic_publish($message, $this->exchange->getName(), $routing_key, $mandatory, $immediate, $ticket); |
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} |
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public function listen(\Closure $callback, $no_local = false, $no_ack = false, $exclusive = false, $nowait = false) |
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{ |
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$chars = preg_split("//", "QWERTYUIOPLKJHGFDSAZXCVBNMqwertyuioplkjhgfdsazxcvbnm1234567890"); |
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shuffle($chars); |
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$chars = array_slice($chars, 12); |
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$consumer_tag = implode("", $chars); |
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$consumer_tag = md5("{$this->name}/{$consumer_tag}"); |
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$this->channel->basic_consume($this->name, $consumer_tag, $no_local, $no_ack, $exclusive, $nowait, $callback); |
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} |
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} |
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In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: