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<?php |
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/** |
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* The MIT License (MIT) |
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* |
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* Copyright (c) 2016 Krishnaprasad MG <[email protected]> |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy |
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* of this software and associated documentation files (the "Software"), to deal |
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* in the Software without restriction, including without limitation the rights |
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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* copies of the Software, and to permit persons to whom the Software is |
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* furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included in all |
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* copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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* SOFTWARE. |
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*/ |
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namespace Sunspikes\Carrot\Producer; |
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use Sunspikes\Carrot\CarrotConnectionTrait; |
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use Sunspikes\Carrot\ConfigAwareTrait; |
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use Sunspikes\Carrot\Exception\ProducerException; |
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use PhpAmqpLib\Channel\AMQPChannel; |
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use PhpAmqpLib\Message\AMQPMessage; |
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/** |
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* Queue producer |
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*/ |
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class Producer implements ProducerInterface |
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{ |
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use CarrotConnectionTrait, |
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ConfigAwareTrait; |
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protected $channel; |
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protected $exchange; |
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protected $persistMessages; |
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/** |
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* @param AMQPChannel $channel |
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* @param string $exchange |
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* @param bool $persistMessages |
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* @internal param AMQPChannel $driver |
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*/ |
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public function __construct(AMQPChannel $channel, $exchange, $persistMessages = true) |
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{ |
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$this->channel = $channel; |
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$this->exchange = $exchange; |
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$this->persistMessages = $persistMessages; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function send($name, array $arguments) |
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{ |
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try { |
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$properties = $this->getMessageProperties(); |
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if (true === $this->config['delegate']) { |
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$arguments = $this->encodeMessage($arguments); |
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} |
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$message = new AMQPMessage($arguments, $properties); |
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$this->channel->basic_publish($message, $this->exchange, $name); |
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} catch (\Exception $e) { |
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throw new ProducerException('Carrot producer failed to send message: '. $e->getMessage()); |
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} |
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} |
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/** |
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* Encode the message |
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* |
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* @param $arguments |
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* @return string |
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*/ |
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public function encodeMessage($arguments) |
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{ |
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return json_encode($arguments); |
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} |
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/** |
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* @return array |
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*/ |
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private function getMessageProperties() |
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{ |
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$flag = [ |
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'delivery_mode' => 1, |
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]; |
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if ($this->persistMessages) { |
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$flag['delivery_mode'] = 2; |
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} |
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return $flag; |
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} |
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} |
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This check looks at variables that have been passed in as parameters and are passed out again to other methods.
If the outgoing method call has stricter type requirements than the method itself, an issue is raised.
An additional type check may prevent trouble.