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<?php |
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/** |
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* This file is part of the Cubiche package. |
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* |
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* Copyright (c) Cubiche |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Cubiche\Core\Selector; |
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/** |
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* Selector Factory Class. |
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* |
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* @author Karel Osorio Ramírez <[email protected]> |
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*/ |
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class SelectorFactory implements SelectorFactoryInterface |
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{ |
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/** |
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* @var \ReflectionClass[] |
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*/ |
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private $selectorClass; |
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/** |
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* @var string[] |
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*/ |
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private $namespaces; |
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/** |
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* @param string $defaultNamespace |
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*/ |
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public function __construct($defaultNamespace = null) |
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{ |
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$this->selectorClass = array(); |
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$this->namespaces = array(); |
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if (!empty($defaultNamespace)) { |
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$this->addNamespace($defaultNamespace); |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function addSelector($selectorClass, $selectorName = null) |
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{ |
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$reflection = $this->validateSelectorClass($selectorClass); |
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if (empty($selectorName)) { |
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$selectorName = \lcfirst($reflection->getShortName()); |
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} |
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if ($this->findSelector($selectorName) !== null) { |
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throw new \InvalidArgumentException(\sprintf('There is already a selector with name %s', $selectorName)); |
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} |
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$this->selectorClass[$selectorName] = $reflection; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function addNamespace($namespace) |
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{ |
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if (empty($namespace)) { |
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throw new \InvalidArgumentException('The namespace name must be non-empty'); |
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} |
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if (!isset($this->namespaces[$namespace])) { |
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$this->namespaces[] = $namespace; |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function create($selectorName, array $arguments = array()) |
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{ |
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$reflection = $this->findSelector($selectorName); |
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if ($reflection !== null) { |
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return $reflection->newInstanceArgs($arguments); |
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} |
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throw new \InvalidArgumentException(\sprintf('There is not a selector with name "%s"', $selectorName)); |
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} |
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/** |
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* @param string $selectorName |
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* |
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* @return \ReflectionClass |
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*/ |
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private function findSelector($selectorName) |
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{ |
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if (isset($this->selectorClass[$selectorName])) { |
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return $this->selectorClass[$selectorName]; |
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} |
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foreach ($this->namespaces as $namespace) { |
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$className = $namespace.'\\'.\ucfirst($selectorName); |
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$reflection = $this->validateSelectorClass($className, false); |
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if ($reflection !== null) { |
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$this->selectorClass[$selectorName] = $reflection; |
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return $reflection; |
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} |
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} |
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return; |
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} |
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/** |
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* @param string $selectorClass |
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* @param bool $strict |
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*/ |
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private function validateSelectorClass($selectorClass, $strict = true) |
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{ |
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if (!\class_exists($selectorClass)) { |
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return $this->nullOrException( |
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new \InvalidArgumentException(\sprintf('There is not a class with name %s', $selectorClass)), |
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$strict |
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); |
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} |
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$reflection = new \ReflectionClass($selectorClass); |
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if (!$reflection->isSubclassOf(SelectorInterface::class)) { |
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return $this->nullOrException( |
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new \InvalidArgumentException( |
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\sprintf('%s must be implement %s interface', $selectorClass, SelectorInterface::class) |
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), |
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$strict |
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); |
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} |
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return $reflection; |
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} |
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/** |
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* @param \Exception $exception |
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* @param bool $strict |
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* |
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* @throws \Exception |
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*/ |
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private function nullOrException(\Exception $exception, $strict = true) |
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{ |
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if ($strict) { |
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throw $exception; |
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} |
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return; |
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} |
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} |
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cubiche /
selector
