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<?php |
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namespace Dazzle\Util\Factory; |
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use Dazzle\Throwable\Exception\Logic\IllegalCallException; |
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use Dazzle\Throwable\Exception\Logic\IllegalFieldException; |
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trait SimpleFactoryTrait |
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{ |
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/** |
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* @var mixed[] |
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*/ |
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protected $params; |
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/** |
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* @var callable|null |
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*/ |
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protected $definition; |
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/** |
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* |
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*/ |
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public function __construct() |
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{ |
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$this->params = []; |
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$this->definition = null; |
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} |
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/** |
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* |
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*/ |
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public function __destruct() |
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{ |
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unset($this->params); |
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unset($this->definition); |
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} |
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/** |
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* @see SimpleFactoryInterface::bindParam |
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*/ |
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public function bindParam($name, $value) |
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{ |
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$this->params[$name] = $value; |
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return $this; |
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} |
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/** |
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* @see SimpleFactoryInterface::unbindParam |
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*/ |
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public function unbindParam($name) |
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{ |
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unset($this->params[$name]); |
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return $this; |
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} |
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/** |
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* @see SimpleFactoryInterface::getParam |
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*/ |
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public function getParam($name) |
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{ |
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if (!array_key_exists($name, $this->params)) |
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{ |
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throw new IllegalFieldException("Factory does not posses param [$name]."); |
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} |
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return $this->invoke($this->params[$name]); |
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} |
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/** |
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* @see SimpleFactoryInterface::hasParam |
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*/ |
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public function hasParam($name) |
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{ |
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return array_key_exists($name, $this->params); |
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} |
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/** |
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* @see SimpleFactoryInterface::getParams |
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*/ |
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public function getParams() |
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{ |
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return $this->params; |
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} |
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/** |
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* @see SimpleFactoryInterface::define |
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*/ |
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public function define(callable $factoryMethod) |
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{ |
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$this->definition = $factoryMethod; |
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return $this; |
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} |
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/** |
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* @see SimpleFactoryInterface::getDefinition |
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*/ |
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public function getDefinition() |
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{ |
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if (!isset($this->definition)) |
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{ |
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throw new IllegalFieldException("SimpleFactory does not posses definition."); |
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} |
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return $this->definition; |
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} |
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/** |
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* @see SimpleFactoryInterface::hasDefinition |
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*/ |
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public function hasDefinition() |
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{ |
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return isset($this->definition); |
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} |
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/** |
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* @see SimpleFactoryInterface::create |
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*/ |
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public function create($args = []) |
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{ |
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if ($this->definition === null) |
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{ |
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throw new IllegalCallException("Factory does not posses required definition."); |
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} |
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return call_user_func_array($this->definition, (array) $args); |
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} |
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/** |
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* @param mixed $value |
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* @return mixed |
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*/ |
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private function invoke($value) |
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{ |
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return is_callable($value) ? $value() : $value; |
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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.