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<?php |
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namespace DeGraciaMathieu\Manager; |
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use DeGraciaMathieu\Manager\Exceptions\DriverResolutionException; |
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abstract class Manager |
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{ |
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/** |
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* @var boolean |
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*/ |
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protected $singleton = false; |
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/** |
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* @var \DeGraciaMathieu\Manager\Aggregator |
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*/ |
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protected $aggregator; |
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/** |
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* Welcome |
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*/ |
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public function __construct() |
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{ |
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$this->aggregator = new Aggregator(); |
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} |
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/** |
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* Get the default driver name. |
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* |
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* @return string |
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*/ |
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abstract public function getDefaultDriver(); |
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/** |
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* Dynamically call the default driver instance. |
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* |
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* @param string $method |
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* @param array $parameters |
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* @return mixed |
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*/ |
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public function __call($method, $parameters) |
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{ |
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return $this->driver()->$method(...$parameters); |
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} |
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/** |
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* Get a driver instance. |
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* |
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* @param string $name |
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* @return mixed |
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* |
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* @throws \DeGraciaMathieu\Manager\Exceptions\DriverOverwrittenException |
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* @throws \DeGraciaMathieu\Manager\Exceptions\DriverResolutionException |
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*/ |
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public function driver($name = null) |
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{ |
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$name = $name ?: $this->getDefaultDriver(); |
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$driver = $this->load($name); |
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return $driver; |
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} |
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/** |
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* Load a driver instance. |
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* |
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* @param string $name |
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* @return mixed |
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* |
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* @throws \DeGraciaMathieu\Manager\Exceptions\DriverResolutionException |
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* @throws \DeGraciaMathieu\Manager\Exceptions\DriverOverwrittenException |
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*/ |
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protected function load(string $name) |
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{ |
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if ($this->singleton) { |
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return $this->loadWithSingleton($name); |
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} |
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return $this->loadWithoutSingleton($name); |
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} |
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/** |
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* Load a singleton driver instance. |
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* |
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* @param string $name |
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* @return mixed |
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* |
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* @throws \DeGraciaMathieu\Manager\Exceptions\DriverResolutionException |
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* @throws \DeGraciaMathieu\Manager\Exceptions\DriverOverwrittenException |
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*/ |
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protected function loadWithSingleton(string $name) |
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{ |
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$alreadyLoad = $this->aggregator->has($name); |
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if ($alreadyLoad) { |
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return $this->aggregator->get($name); |
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} |
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$driver = $this->makeDriverInstance($name); |
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$this->aggregator->set($name, $driver); |
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return $driver; |
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} |
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/** |
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* Load a driver instance. |
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* |
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* @param string $name |
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* @return mixed |
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* |
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* @throws \DeGraciaMathieu\Manager\Exceptions\DriverResolutionException |
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*/ |
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protected function loadWithoutSingleton(string $name) |
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{ |
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return $this->makeDriverInstance($name); |
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} |
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/** |
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* Make a new driver instance. |
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* |
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* @param string $name |
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* @return mixed |
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* |
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* @throws \DeGraciaMathieu\Manager\Exceptions\DriverResolutionException |
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*/ |
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3 |
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protected function makeDriverInstance(string $name) |
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{ |
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$method = 'create' . ucfirst(strtolower($name)) . 'Driver'; |
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if (! method_exists($this, $method)) { |
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throw new DriverResolutionException('Driver [' . $name . '] not supported.'); |
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} |
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return $this->$method(); |
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} |
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} |
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DeGraciaMathieu /
Manager
