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   1  <?php
   2  
   3  /**
   4   * Joomla! Content Management System
   5   *
   6   * @copyright  (C) 2014 Open Source Matters, Inc. <https://www.joomla.org>
   7   * @license    GNU General Public License version 2 or later; see LICENSE.txt
   8   */
   9  
  10  namespace Joomla\CMS\Autoload;
  11  
  12  use Composer\Autoload\ClassLoader as ComposerClassLoader;
  13  
  14  // phpcs:disable PSR1.Files.SideEffects
  15  \defined('_JEXEC') or die;
  16  // phpcs:enable PSR1.Files.SideEffects
  17  
  18  /**
  19   * Decorate Composer ClassLoader for Joomla!
  20   *
  21   * For backward compatibility due to class aliasing in the CMS, the loadClass() method was modified to call
  22   * the JLoader::applyAliasFor() method.
  23   *
  24   * @since  3.4
  25   */
  26  class ClassLoader
  27  {
  28      /**
  29       * The Composer class loader
  30       *
  31       * @var    ComposerClassLoader
  32       * @since  3.4
  33       */
  34      private $loader;
  35  
  36      /**
  37       * Constructor
  38       *
  39       * @param   ComposerClassLoader  $loader  Composer autoloader
  40       *
  41       * @since   3.4
  42       */
  43      public function __construct(ComposerClassLoader $loader)
  44      {
  45          $this->loader = $loader;
  46      }
  47  
  48      /**
  49       * Loads the given class or interface.
  50       *
  51       * @param   string  $class  The name of the class
  52       *
  53       * @return  boolean|null  True if loaded, null otherwise
  54       *
  55       * @since   3.4
  56       */
  57      public function loadClass($class)
  58      {
  59          if ($result = $this->loader->loadClass($class)) {
  60              \JLoader::applyAliasFor($class);
  61          }
  62  
  63          return $result;
  64      }
  65  }