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<?php |
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namespace OldSound\RabbitMqBundle\RabbitMq; |
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use OldSound\RabbitMqBundle\Provider\ConnectionParametersProviderInterface; |
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use PhpAmqpLib\Connection\AbstractConnection; |
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use Symfony\Component\Config\Definition\Exception\InvalidConfigurationException; |
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class AMQPConnectionFactory |
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{ |
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/** @var string */ |
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private $class; |
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/** @var array */ |
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private $parameters = array( |
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'url' => '', |
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'host' => 'localhost', |
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'port' => 5672, |
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'user' => 'guest', |
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'password' => 'guest', |
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'vhost' => '/', |
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'connection_timeout' => 3, |
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'read_write_timeout' => 3, |
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'ssl_context' => null, |
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'keepalive' => false, |
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'heartbeat' => 0, |
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); |
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/** |
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* Constructor |
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* |
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* @param string $class FQCN of AMQPConnection class to instantiate. |
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* @param array $parameters Map containing parameters resolved by |
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* Extension. |
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* @param ConnectionParametersProviderInterface $parametersProvider Optional service providing/overriding |
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* connection parameters. |
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*/ |
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public function __construct( |
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$class, |
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array $parameters, |
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ConnectionParametersProviderInterface $parametersProvider = null |
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) { |
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$this->class = $class; |
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$this->parameters = array_merge($this->parameters, $parameters); |
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$this->parameters = $this->parseUrl($this->parameters); |
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if (is_array($this->parameters['ssl_context'])) { |
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$this->parameters['ssl_context'] = ! empty($this->parameters['ssl_context']) |
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? stream_context_create(array('ssl' => $this->parameters['ssl_context'])) |
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: null; |
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} |
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if ($parametersProvider) { |
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$this->parameters = array_merge($this->parameters, $parametersProvider->getConnectionParameters()); |
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} |
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} |
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/** |
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* Creates the appropriate connection using current parameters. |
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* |
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* @return AbstractConnection |
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*/ |
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public function createConnection() |
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{ |
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$ref = new \ReflectionClass($this->class); |
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if (isset($this->parameters['constructor_args']) && is_array($this->parameters['constructor_args'])) { |
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return $ref->newInstanceArgs($this->parameters['constructor_args']); |
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} |
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if ($this->class == 'PhpAmqpLib\Connection\AMQPSocketConnection' || is_subclass_of($this->class, 'PhpAmqpLib\Connection\AMQPSocketConnection')) { |
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return $ref->newInstanceArgs([ |
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$this->parameters['host'], |
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$this->parameters['port'], |
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$this->parameters['user'], |
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$this->parameters['password'], |
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$this->parameters['vhost'], |
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false, // insist |
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'AMQPLAIN', // login_method |
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null, // login_response |
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'en_US', // locale |
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isset($this->parameters['read_timeout']) ? $this->parameters['read_timeout'] : $this->parameters['read_write_timeout'], |
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$this->parameters['keepalive'], |
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isset($this->parameters['write_timeout']) ? $this->parameters['write_timeout'] : $this->parameters['read_write_timeout'], |
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$this->parameters['heartbeat'] |
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] |
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); |
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} else { |
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return $ref->newInstanceArgs([ |
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$this->parameters['host'], |
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$this->parameters['port'], |
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$this->parameters['user'], |
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$this->parameters['password'], |
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$this->parameters['vhost'], |
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false, // insist |
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'AMQPLAIN', // login_method |
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null, // login_response |
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'en_US', // locale |
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$this->parameters['connection_timeout'], |
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$this->parameters['read_write_timeout'], |
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$this->parameters['ssl_context'], |
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$this->parameters['keepalive'], |
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$this->parameters['heartbeat'] |
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]); |
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} |
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} |
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/** |
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* Parses connection parameters from URL parameter. |
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* |
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* @param array $parameters |
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* |
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* @return array |
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*/ |
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private function parseUrl(array $parameters) |
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{ |
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if (!$parameters['url']) { |
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return $parameters; |
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} |
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$url = parse_url($parameters['url']); |
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if ($url === false || !isset($url['scheme']) || !in_array($url['scheme'], ['amqp', 'amqps'], true)) { |
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throw new InvalidConfigurationException('Malformed parameter "url".'); |
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} |
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// See https://www.rabbitmq.com/uri-spec.html |
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if (isset($url['host'])) { |
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$parameters['host'] = urldecode($url['host']); |
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} |
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if (isset($url['port'])) { |
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$parameters['port'] = (int)$url['port']; |
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} |
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if (isset($url['user'])) { |
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$parameters['user'] = urldecode($url['user']); |
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} |
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if (isset($url['pass'])) { |
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$parameters['password'] = urldecode($url['pass']); |
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} |
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if (isset($url['path'])) { |
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$parameters['vhost'] = urldecode(ltrim($url['path'], '/')); |
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} |
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if (isset($url['query'])) { |
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$query = array(); |
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parse_str($url['query'], $query); |
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$parameters = array_merge($parameters, $query); |
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} |
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unset($parameters['url']); |
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return $parameters; |
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} |
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} |
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eMAGTechLabs /
RabbitMqBundle
