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<?php |
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namespace Basis; |
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use Exception; |
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use LinkORB\Component\Etcd\Client; |
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class Service |
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{ |
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private $client; |
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private $name; |
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public function __construct(Client $client, Config $config) |
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{ |
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$this->client = $client; |
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$this->name = $config['service']; |
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if(!$this->name) { |
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throw new Exception("No service defined in config"); |
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} |
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} |
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public function eventExists($event) |
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{ |
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return $this->exists("events/$event"); |
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} |
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public function getName() |
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{ |
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return $this->name; |
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} |
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public function registerJob($job, $params) |
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{ |
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$this->store("jobs/$job/params", json_encode($params)); |
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$this->store("jobs/$job/service", $this->name); |
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} |
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public function subscribe($event) |
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{ |
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$this->store("events/$event/$this->name"); |
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} |
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public function unsibscribe($event) |
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{ |
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$this->remove("events/$event/$this->name"); |
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} |
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private function exists($path) |
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{ |
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$chain = explode('/', $path); |
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$key = array_pop($chain); |
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$folder = implode('/', $chain); |
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try { |
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$this->client->setRoot($folder); |
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$this->client->get($key); |
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} catch(Exception $e) { |
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return false; |
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} |
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return true; |
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} |
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View Code Duplication |
private function store($path, $value = null) |
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{ |
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$chain = explode('/', $path); |
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$key = array_pop($chain); |
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$folder = implode('/', $chain); |
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$this->client->setRoot($folder); |
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try { |
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$this->client->ls('.'); |
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} catch(Exception $e) { |
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$this->client->mkdir('.'); |
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} |
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try { |
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$this->client->get($key); |
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} catch(Exception $e) { |
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$this->client->set($key, $value); |
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} |
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} |
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View Code Duplication |
private function remove($path) |
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{ |
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$chain = explode('/', $path); |
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$key = array_pop($chain); |
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$folder = implode('/', $chain); |
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$this->client->setRoot($folder); |
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try { |
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$this->client->ls('.'); |
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} catch(Exception $e) { |
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$this->client->mkdir('.'); |
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} |
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try { |
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$this->client->remove($key); |
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} catch(Exception $e) { |
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} |
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} |
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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.