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<?php |
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namespace mxdiModule\ServiceManager; |
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use mxdiModule\Service\ExtractorInterface; |
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use mxdiModule\Service\InstantiatorInterface; |
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use mxdiModule\Traits\ServiceTrait; |
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use Zend\Cache\Storage\Adapter\AbstractAdapter; |
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use Zend\Cache\Storage\StorageInterface; |
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use Zend\ServiceManager\AbstractFactoryInterface; |
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use Zend\ServiceManager\ServiceLocatorInterface; |
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use mxdiModule\Service\ChangeSet; |
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use mxdiModule\Service\Instantiator; |
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class DiAbstractFactory implements AbstractFactoryInterface |
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{ |
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use ServiceTrait; |
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/** @var array */ |
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protected $config; |
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/** @var ChangeSet|mixed */ |
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protected $changeSet; |
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/** @var ExtractorInterface */ |
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protected $extractor; |
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/** @var InstantiatorInterface */ |
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protected $instantiator; |
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/** @var StorageInterface|AbstractAdapter */ |
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protected $cache; |
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public function __construct(InstantiatorInterface $instantiator = null) |
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{ |
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$this->instantiator = $instantiator ?: new Instantiator(); |
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} |
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/** |
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* Determine if we can create a service with name |
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* |
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* @param ServiceLocatorInterface $serviceLocator |
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* @param string $name |
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* @param string $requestedName |
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* @return bool |
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*/ |
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public function canCreateServiceWithName(ServiceLocatorInterface $serviceLocator, $name, $requestedName) |
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{ |
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if ($this->shouldBeAvoided($serviceLocator, $name)) { |
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return false; |
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} |
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$this->initializeCache($serviceLocator); |
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$this->setChangeSet($this->cache->getItem($this->getHash($name))); |
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if ($this->getChangeSet() instanceof ChangeSet) { |
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// Positive result available via cache |
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// Because we don't allow not annotated results to be set there |
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return true; |
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} |
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// Result is not available via cache |
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// Calculate the result first |
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$this->initializeExtractor($serviceLocator); |
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$this->setChangeSet($this->extractor->getChangeSet($requestedName)); |
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if ($this->getChangeSet()->isAnnotated()) { |
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// Service is annotated to cache results |
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$this->cache->setItem($this->getHash($name), $this->getChangeSet()); |
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return true; |
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} |
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// Service is not annotated |
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// Cache false for it |
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$this->cache->setItem($this->getHash($name), false); |
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return false; |
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} |
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/** |
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* Create service with name |
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* |
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* @param ServiceLocatorInterface $serviceLocator |
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* @param string $name |
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* @param string $requestedName |
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* @return object |
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*/ |
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public function createServiceWithName(ServiceLocatorInterface $serviceLocator, $name, $requestedName) |
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{ |
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return $this->instantiator->create($serviceLocator, $this->getChangeSet()); |
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} |
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/** |
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* @param ServiceLocatorInterface $serviceLocator |
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* @param string $name |
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* @return bool |
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*/ |
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protected function shouldBeAvoided(ServiceLocatorInterface $serviceLocator, $name) |
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{ |
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if (! $this->config) { |
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$this->config = $serviceLocator->get('config')['mxdimodule']['avoid_service']; |
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} |
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return isset($this->config[$name]) && $this->config[$name]; |
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} |
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/** |
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* @param ServiceLocatorInterface $serviceLocator |
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*/ |
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protected function initializeExtractor(ServiceLocatorInterface $serviceLocator) |
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{ |
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if (!$this->extractor) { |
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$this->extractor = $serviceLocator->get('mxdiModule\Extractor'); |
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} |
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} |
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/** |
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* @param ServiceLocatorInterface $serviceLocator |
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*/ |
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protected function initializeCache(ServiceLocatorInterface $serviceLocator) |
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{ |
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if (!$this->cache) { |
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$this->cache = $serviceLocator->get('mxdiModule\Cache'); |
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} |
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} |
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/** |
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* @return mixed|ChangeSet |
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*/ |
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public function getChangeSet() |
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{ |
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return $this->changeSet; |
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} |
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/** |
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* @param mixed|ChangeSet $changeSet |
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*/ |
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public function setChangeSet($changeSet) |
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{ |
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$this->changeSet = $changeSet; |
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} |
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/** |
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* @param ExtractorInterface $extractor |
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*/ |
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public function setExtractor(ExtractorInterface $extractor) |
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{ |
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$this->extractor = $extractor; |
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} |
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} |
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mikemix /
mxdiModule
