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<?php |
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namespace Tidal\WampWatch\Stub; |
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use Thruway\Message\SubscribedMessage; |
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use Thruway\Message\PublishedMessage; |
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use Thruway\Message\RegisteredMessage; |
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use Thruway\Message\UnregisteredMessage; |
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use Evenement\EventEmitterInterface; |
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use Evenement\EventEmitterTrait; |
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use React\Promise\Deferred; |
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use Tidal\WampWatch\ClientSessionInterface; |
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/** |
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* |
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* @package Tidal\WampWatch\Stub |
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* |
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* !!! WARNING !!!! |
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* This Class should only be used for testing or demos. |
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* It allows for testing client method calls but behaves differently to |
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* real client session implementation in that it only stores one (the last) |
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* subscription, registration etc. for a specific topic/procedure. |
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* |
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*/ |
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/** |
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* Class ClientSessionStub |
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*/ |
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class ClientSessionStub implements ClientSessionInterface, EventEmitterInterface |
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{ |
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use EventEmitterTrait; |
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protected $sessionId; |
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protected $subscriptions = []; |
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protected $publications = []; |
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protected $registrations = []; |
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protected $unregistrations = []; |
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protected $calls = []; |
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protected $procedures = []; |
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/** |
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* Subscribe. |
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* |
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* @param string $topicName |
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* @param callable $callback |
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* @param $options array |
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* @return \React\Promise\Promise |
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*/ |
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public function subscribe($topicName, callable $callback, $options = null) |
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{ |
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$this->on($topicName, $callback); |
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$futureResult = new Deferred(); |
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$this->subscriptions[$topicName] = $futureResult; |
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return $futureResult->promise(); |
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} |
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/** |
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* Trigger a SUBSCRIBED message for given topic. |
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* |
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* @param $topicName |
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* @param $requestId |
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* @param $sessionId |
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* @throws \RuntimeException if the topic is unknown. |
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*/ |
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View Code Duplication |
public function completeSubscription($topicName, $requestId = 1, $sessionId = 1) |
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{ |
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if (!isset($this->subscriptions[$topicName])) { |
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throw new \RuntimeException("No subscription to topic '$topicName' initiated."); |
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} |
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/* @var $futureResult Deferred */ |
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$futureResult = $this->subscriptions[$topicName]; |
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$result = new SubscribedMessage($requestId, $sessionId); |
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$futureResult->resolve($result); |
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} |
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/** |
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* Publish. |
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* |
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* @param string $topicName |
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* @param array|mixed $arguments |
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* @param array|mixed $argumentsKw |
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* @param array|mixed $options |
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* @return \React\Promise\Promise |
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*/ |
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public function publish($topicName, $arguments = null, $argumentsKw = null, $options = null) |
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{ |
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$futureResult = new Deferred(); |
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$this->publications[$topicName] = $futureResult; |
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return $futureResult->promise(); |
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} |
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/** |
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* Trigger a PUBLISHED message for given topic. |
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* |
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* @param string $topicName |
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* @param int $requestId |
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* @param int $publicationId |
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* @throws \RuntimeException if the topic is unknown. |
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*/ |
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View Code Duplication |
public function confirmPublication($topicName, $requestId = 1, $publicationId = 1) |
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{ |
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if (!isset($this->publications[$topicName])) { |
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throw new \RuntimeException("No publication to topic '$topicName' initiated."); |
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} |
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$futureResult = $this->publications[$topicName]; |
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$result = new PublishedMessage($requestId, $publicationId); |
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$futureResult->resolve($result); |
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} |
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/** |
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* Register. |
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* |
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* @param string $procedureName |
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* @param callable $callback |
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* @param array|mixed $options |
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* @return \React\Promise\Promise |
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*/ |
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public function register($procedureName, callable $callback, $options = null) |
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{ |
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$this->procedures[$procedureName] = $callback; |
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$futureResult = new Deferred(); |
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$this->registrations[$procedureName] = $futureResult; |
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return $futureResult->promise(); |
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} |
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/** |
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* Trigger a REGISTERED message for given procedure. |
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* |
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* @param string $procedureName |
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* @param int $requestId |
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* @param int $registrationId |
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* @throws \RuntimeException if the procedure is unknown. |
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*/ |
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public function confirmRegistration($procedureName, $requestId = 1, $registrationId = 1) |
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{ |
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if (!isset($this->registrations[$procedureName])) { |
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throw new \RuntimeException("No registration to procedure '$procedureName' initiated."); |
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} |
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$futureResult = $this->registrations[$procedureName]; |
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$result = new RegisteredMessage($requestId, $registrationId); |
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$futureResult->resolve($result); |
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} |
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/** |
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* Triggers a call to a registered procedure and returns its result. |
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* |
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* @param string $procedureName |
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* @param array $args |
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* @return mixed the procedure result |
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* @throws \RuntimeException if the procedure is unknown. |
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*/ |
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public function callRegistration($procedureName, array $args = []) |
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{ |
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if (!isset($this->procedures[$procedureName])) { |
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throw new \RuntimeException("No registration for procedure '$procedureName'."); |
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} |
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$procedure = $this->procedures[$procedureName]; |
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return $procedure($args); |
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} |
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/** |
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* Unregister. |
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* |
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* @param string $procedureName |
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* |
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* @return \React\Promise\Promise|false |
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*/ |
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public function unregister($procedureName) |
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{ |
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$futureResult = new Deferred(); |
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$this->unregistrations[$procedureName] = $futureResult; |
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return $futureResult->promise(); |
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} |
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/** |
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* Triggers a UNREGISTERED message for given procedure. |
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* |
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* @param string $procedureName |
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* @param int $requestId |
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*/ |
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View Code Duplication |
public function confirmUnregistration($procedureName, $requestId = 1) |
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{ |
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if (!isset($this->unregistrations[$procedureName])) { |
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throw new \RuntimeException("No registration to procedure '$procedureName' initiated."); |
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} |
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$futureResult = $this->unregistrations[$procedureName]; |
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$result = new UnregisteredMessage($requestId); |
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$futureResult->resolve($result); |
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} |
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/** |
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* Call. |
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* |
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* @param string $procedureName |
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* @param array|mixed $arguments |
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* @param array|mixed $argumentsKw |
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* @param array|mixed $options |
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* @return \React\Promise\Promise |
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*/ |
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public function call($procedureName, $arguments = null, $argumentsKw = null, $options = null) |
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{ |
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$futureResult = new Deferred(); |
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$this->calls[$procedureName] = $futureResult; |
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return $futureResult->promise(); |
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} |
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/** |
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* Process ResultMessage |
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* |
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* @param string $procedureName |
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* @param \stdClass $result |
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*/ |
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View Code Duplication |
public function respondToCall($procedureName, $result) |
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{ |
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if (!isset($this->calls[$procedureName])) { |
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throw new \RuntimeException("No call to topic '$procedureName' initiated."); |
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} |
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/* @var $futureResult Deferred */ |
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$futureResult = $this->calls[$procedureName]; |
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$futureResult->resolve($result); |
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} |
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/** |
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* @param int $sessionId |
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*/ |
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public function setSessionId($sessionId) |
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{ |
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$this->sessionId = $sessionId; |
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} |
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/** |
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* @return int the Session Id |
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*/ |
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public function getSessionId() |
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{ |
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return $this->sessionId; |
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} |
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/** |
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* Generate a unique id for sessions and requests |
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* |
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* @return mixed |
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*/ |
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public static function getUniqueId() |
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{ |
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$filter = 0x1fffffffffffff; // 53 bits |
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$randomBytes = openssl_random_pseudo_bytes(8); |
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list($high, $low) = array_values(unpack("N2", $randomBytes)); |
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return abs(($high << 32 | $low) & $filter); |
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} |
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} |
Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation.
You can also find more detailed suggestions in the “Code” section of your repository.