Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\Component\Bridge;
Chris@0: 
Chris@0: use Symfony\Component\DependencyInjection\ContainerAwareInterface;
Chris@0: use Symfony\Component\DependencyInjection\ContainerInterface;
Chris@17: use Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException;
Chris@0: use Zend\Feed\Reader\ExtensionManagerInterface as ReaderManagerInterface;
Chris@0: use Zend\Feed\Writer\ExtensionManagerInterface as WriterManagerInterface;
Chris@0: 
Chris@0: /**
Chris@0:  * Defines a bridge between the ZF2 service manager to Symfony container.
Chris@0:  */
Chris@0: class ZfExtensionManagerSfContainer implements ReaderManagerInterface, WriterManagerInterface, ContainerAwareInterface {
Chris@0: 
Chris@0:   /**
Chris@0:    * This property was based from Zend Framework (http://framework.zend.com/)
Chris@0:    *
Chris@0:    * @link http://github.com/zendframework/zf2 for the canonical source repository
Chris@0:    * @copyright Copyright (c) 2005-2013 Zend Technologies USA Inc. (http://www.zend.com)
Chris@0:    * @license http://framework.zend.com/license/new-bsd New BSD License
Chris@0:    *
Chris@0:    * A map of characters to be replaced through strtr.
Chris@0:    *
Chris@0:    * @var array
Chris@0:    *
Chris@0:    * @see \Drupal\Component\Bridge\ZfExtensionManagerSfContainer::canonicalizeName().
Chris@0:    */
Chris@0:   protected $canonicalNamesReplacements = ['-' => '', '_' => '', ' ' => '', '\\' => '', '/' => ''];
Chris@0: 
Chris@0:   /**
Chris@0:    * The prefix to be used when retrieving plugins from the container.
Chris@0:    *
Chris@0:    * @var string
Chris@0:    */
Chris@0:   protected $prefix = '';
Chris@0: 
Chris@0:   /**
Chris@0:    * The service container.
Chris@0:    *
Chris@0:    * @var \Symfony\Component\DependencyInjection\ContainerInterface
Chris@0:    */
Chris@0:   protected $container;
Chris@0: 
Chris@0:   /**
Chris@0:    * A local cache of computed canonical names.
Chris@0:    *
Chris@0:    * @var string[]
Chris@0:    */
Chris@0:   protected $canonicalNames;
Chris@0: 
Chris@0:   /**
Chris@17:    * @var \Zend\Feed\Reader\ExtensionManagerInterface|\Zend\Feed\Writer\ExtensionManagerInterface
Chris@17:    */
Chris@17:   protected $standalone;
Chris@17: 
Chris@17:   /**
Chris@0:    * Constructs a ZfExtensionManagerSfContainer object.
Chris@0:    *
Chris@0:    * @param string $prefix
Chris@0:    *   The prefix to be used when retrieving plugins from the container.
Chris@0:    */
Chris@0:   public function __construct($prefix = '') {
Chris@0:     $this->prefix = $prefix;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function get($extension) {
Chris@17:     try {
Chris@17:       return $this->container->get($this->prefix . $this->canonicalizeName($extension));
Chris@17:     }
Chris@17:     catch (ServiceNotFoundException $e) {
Chris@17:       if ($this->standalone && $this->standalone->has($extension)) {
Chris@17:         return $this->standalone->get($extension);
Chris@17:       }
Chris@17:       throw $e;
Chris@17:     }
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function has($extension) {
Chris@17:     if ($this->container->has($this->prefix . $this->canonicalizeName($extension))) {
Chris@17:       return TRUE;
Chris@17:     }
Chris@17:     return $this->standalone && $this->standalone->has($extension);
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * This method was based from Zend Framework (http://framework.zend.com/)
Chris@0:    *
Chris@0:    * @link http://github.com/zendframework/zf2 for the canonical source repository
Chris@0:    * @copyright Copyright (c) 2005-2013 Zend Technologies USA Inc. (http://www.zend.com)
Chris@0:    * @license http://framework.zend.com/license/new-bsd New BSD License
Chris@0:    *
Chris@0:    * Canonicalize the extension name to a service name.
Chris@0:    *
Chris@0:    * @param string $name
Chris@0:    *   The extension name.
Chris@0:    *
Chris@0:    * @return string
Chris@0:    *   The service name, without the prefix.
Chris@0:    */
Chris@0:   protected function canonicalizeName($name) {
Chris@0:     if (isset($this->canonicalNames[$name])) {
Chris@0:       return $this->canonicalNames[$name];
Chris@0:     }
Chris@0:     // This is just for performance instead of using str_replace().
Chris@0:     return $this->canonicalNames[$name] = strtolower(strtr($name, $this->canonicalNamesReplacements));
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function setContainer(ContainerInterface $container = NULL) {
Chris@0:     $this->container = $container;
Chris@0:   }
Chris@0: 
Chris@17:   /**
Chris@17:    * @param $class
Chris@17:    */
Chris@17:   public function setStandalone($class) {
Chris@17:     if (!is_subclass_of($class, ReaderManagerInterface::class) && !is_subclass_of($class, WriterManagerInterface::class)) {
Chris@17:       throw new \RuntimeException("$class must implement Zend\Feed\Reader\ExtensionManagerInterface or Zend\Feed\Writer\ExtensionManagerInterface");
Chris@17:     }
Chris@17:     $this->standalone = new $class();
Chris@17:   }
Chris@17: 
Chris@0: }