Drupal 8.0.0 beta 12. More info: https://www.drupal.org/node/2514176

core/lib/Drupal/Component/Bridge/ZfExtensionManagerSfContainer.php

@@ -0,0 +1,109 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\Component\Bridge\ZfExtensionManagerSfContainer.
+ */
+namespace Drupal\Component\Bridge;
+
+use Symfony\Component\DependencyInjection\ContainerAwareInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Zend\Feed\Reader\ExtensionManagerInterface as ReaderManagerInterface;
+use Zend\Feed\Writer\ExtensionManagerInterface as WriterManagerInterface;
+
+/**
+ * Defines a bridge between the ZF2 service manager to Symfony container.
+ */
+class ZfExtensionManagerSfContainer implements ReaderManagerInterface, WriterManagerInterface, ContainerAwareInterface {
+
+  /**
+   * This property was based from Zend Framework (http://framework.zend.com/)
+   *
+   * @link      http://github.com/zendframework/zf2 for the canonical source repository
+   * @copyright Copyright (c) 2005-2013 Zend Technologies USA Inc. (http://www.zend.com)
+   * @license   http://framework.zend.com/license/new-bsd New BSD License
+   *
+   * A map of characters to be replaced through strtr.
+   *
+   * @var array
+   *
+   * @see \Drupal\Component\Bridge\ZfExtensionManagerSfContainer::canonicalizeName().
+   */
+  protected $canonicalNamesReplacements = array('-' => '', '_' => '', ' ' => '', '\\' => '', '/' => '');
+
+  /**
+   * The prefix to be used when retrieving plugins from the container.
+   *
+   * @var string
+   */
+  protected $prefix = '';
+
+  /**
+   * The service container.
+   *
+   * @var \Symfony\Component\DependencyInjection\ContainerInterface
+   */
+  protected $container;
+
+  /**
+   * A local cache of computed canonical names.
+   *
+   * @var string[]
+   */
+  protected $canonicalNames;
+
+  /**
+   * Constructs a ZfExtensionManagerSfContainer object.
+   *
+   * @param string $prefix
+   *   The prefix to be used when retrieving plugins from the container.
+   */
+  public function __construct($prefix = '') {
+    return $this->prefix = $prefix;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function get($extension) {
+    return $this->container->get($this->prefix . $this->canonicalizeName($extension));
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function has($extension) {
+    return $this->container->has($this->prefix . $this->canonicalizeName($extension));
+  }
+
+  /**
+   * This method was based from Zend Framework (http://framework.zend.com/)
+   *
+   * @link      http://github.com/zendframework/zf2 for the canonical source repository
+   * @copyright Copyright (c) 2005-2013 Zend Technologies USA Inc. (http://www.zend.com)
+   * @license   http://framework.zend.com/license/new-bsd New BSD License
+   *
+   * Canonicalize the extension name to a service name.
+   *
+   * @param string $name
+   *   The extension name.
+   *
+   * @return string
+   *   The service name, without the prefix.
+   */
+  protected function canonicalizeName($name) {
+    if (isset($this->canonicalNames[$name])) {
+      return $this->canonicalNames[$name];
+    }
+    // This is just for performance instead of using str_replace().
+    return $this->canonicalNames[$name] = strtolower(strtr($name, $this->canonicalNamesReplacements));
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function setContainer(ContainerInterface $container = NULL) {
+    $this->container = $container;
+  }
+
+}