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<?php |
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/* |
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* This file is part of the Oryzone PHPoAuthUserData package <https://github.com/Oryzone/PHPoAuthUserData>. |
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* |
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* (c) Oryzone, developed by Luciano Mammino <[email protected]> |
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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 OAuth\UserData; |
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use OAuth\Common\Service\ServiceInterface; |
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use OAuth\UserData\Exception\InvalidExtractorException; |
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use OAuth\UserData\Exception\UndefinedExtractorException; |
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use OAuth\UserData\Extractor\ExtractorInterface; |
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/** |
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* Class ExtractorFactory |
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* @package OAuth\UserData |
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*/ |
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class ExtractorFactory implements ExtractorFactoryInterface |
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{ |
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/** |
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* @var array $extractorsMap |
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*/ |
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protected $extractorsMap; |
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/** |
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* Constructor |
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* |
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* @param array $extractorsMap |
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*/ |
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public function __construct($extractorsMap = array()) |
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{ |
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$this->extractorsMap = $extractorsMap; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function get(ServiceInterface $service) |
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{ |
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// Check in extractors map |
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$serviceFullyQualifiedClass = get_class($service); |
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if (isset($this->extractorsMap[$serviceFullyQualifiedClass])) { |
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$extractorsClass = $this->extractorsMap[$serviceFullyQualifiedClass]; |
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} else { |
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$extractorsClass = $this->searchExtractorClassInLib($serviceFullyQualifiedClass); |
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} |
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if (null === $extractorsClass) { |
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throw new UndefinedExtractorException($service, array_keys($this->extractorsMap)); |
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} |
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return $this->buildExtractor($service, $extractorsClass); |
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} |
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/** |
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* Adds a new extractor to the extractorsMap |
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* |
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* @param string $serviceFullyQualifiedClass |
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* @param string $extractorClass |
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*/ |
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public function addExtractorMapping($serviceFullyQualifiedClass, $extractorClass) |
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{ |
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$this->extractorsMap[$serviceFullyQualifiedClass] = $extractorClass; |
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} |
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/** |
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* Search a mapping on the fly by inspecting the library code |
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* |
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* @param string $serviceFullyQualifiedClass |
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* @return null|string |
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*/ |
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protected function searchExtractorClassInLib($serviceFullyQualifiedClass) |
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{ |
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$parts = explode('\\', $serviceFullyQualifiedClass); |
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$className = $parts[sizeof($parts) - 1]; |
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$extractorClass = sprintf('\OAuth\UserData\Extractor\%s', $className); |
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if (class_exists($extractorClass)) { |
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return $extractorClass; |
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} |
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return null; |
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} |
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/** |
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* @param ServiceInterface $service |
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* @param string $extractorClass |
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* @return ExtractorInterface |
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* @throws Exception\InvalidExtractorException |
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*/ |
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protected function buildExtractor(ServiceInterface $service, $extractorClass) |
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{ |
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$extractor = new $extractorClass; |
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if (!$extractor instanceof ExtractorInterface) { |
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throw new InvalidExtractorException($extractorClass); |
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} |
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$extractor->setService($service); |
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return $extractor; |
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} |
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} |
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Oryzone /
PHPoAuthUserData
