154 lines
4.6 KiB
PHP
154 lines
4.6 KiB
PHP
<?php
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/*
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+--------------------------------------------------------------------+
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| CiviCRM version 4.7 |
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+--------------------------------------------------------------------+
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| Copyright CiviCRM LLC (c) 2004-2017 |
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+--------------------------------------------------------------------+
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| This file is a part of CiviCRM. |
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| CiviCRM is free software; you can copy, modify, and distribute it |
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| under the terms of the GNU Affero General Public License |
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| Version 3, 19 November 2007 and the CiviCRM Licensing Exception. |
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| CiviCRM is distributed in the hope that it will be useful, but |
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| WITHOUT ANY WARRANTY; without even the implied warranty of |
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| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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| See the GNU Affero General Public License for more details. |
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| You should have received a copy of the GNU Affero General Public |
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| License and the CiviCRM Licensing Exception along |
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| with this program; if not, contact CiviCRM LLC |
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| at info[AT]civicrm[DOT]org. If you have questions about the |
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| GNU Affero General Public License or the licensing of CiviCRM, |
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| see the CiviCRM license FAQ at http://civicrm.org/licensing |
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+--------------------------------------------------------------------+
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*/
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/**
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*
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*
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* @package CRM
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* @copyright CiviCRM LLC (c) 2004-2017
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* $Id$
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*
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*/
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class CRM_Extension_ClassLoader {
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/**
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* @var CRM_Extension_Mapper
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*/
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protected $mapper;
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/**
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* @var CRM_Extension_Container_Interface
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*/
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protected $container;
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/**
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* @var CRM_Extension_Manager
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*/
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protected $manager;
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/**
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* @var \Composer\Autoload\ClassLoader
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*/
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protected $loader;
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/**
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* CRM_Extension_ClassLoader constructor.
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* @param \CRM_Extension_Mapper $mapper
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* @param \CRM_Extension_Container_Interface $container
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* @param \CRM_Extension_Manager $manager
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*/
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public function __construct(\CRM_Extension_Mapper $mapper, \CRM_Extension_Container_Interface $container, \CRM_Extension_Manager $manager) {
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$this->mapper = $mapper;
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$this->container = $container;
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$this->manager = $manager;
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}
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public function __destruct() {
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$this->unregister();
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}
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/**
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* Registers this instance as an autoloader.
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* @return CRM_Extension_ClassLoader
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*/
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public function register() {
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// In pre-installation environments, don't bother with caching.
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if (!defined('CIVICRM_TEMPLATE_COMPILEDIR') || !defined('CIVICRM_DSN') || defined('CIVICRM_TEST') || \CRM_Utils_System::isInUpgradeMode()) {
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return $this->buildClassLoader()->register();
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}
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$file = $this->getCacheFile();
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if (file_exists($file)) {
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$loader = require $file;
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}
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else {
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$loader = $this->buildClassLoader();
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$ser = serialize($loader);
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file_put_contents($file,
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sprintf("<?php\nreturn unserialize(%s);", var_export($ser, 1))
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);
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}
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return $loader->register();
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}
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/**
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* @return \Composer\Autoload\ClassLoader
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* @throws \CRM_Extension_Exception
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* @throws \Exception
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*/
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public function buildClassLoader() {
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$loader = new \Composer\Autoload\ClassLoader();
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$statuses = $this->manager->getStatuses();
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foreach ($statuses as $key => $status) {
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if ($status !== CRM_Extension_Manager::STATUS_INSTALLED) {
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continue;
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}
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$path = $this->mapper->keyToBasePath($key);
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$info = $this->mapper->keyToInfo($key);
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if (!empty($info->classloader)) {
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foreach ($info->classloader as $mapping) {
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switch ($mapping['type']) {
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case 'psr4':
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$loader->addPsr4($mapping['prefix'], $path . '/' . $mapping['path']);
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break;
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}
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$result[] = $mapping;
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}
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}
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}
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return $loader;
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}
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public function unregister() {
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if ($this->loader) {
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$this->loader->unregister();
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$this->loader = NULL;
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}
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}
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public function refresh() {
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$this->unregister();
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$file = $this->getCacheFile();
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if (file_exists($file)) {
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unlink($file);
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}
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$this->register();
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}
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/**
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* @return string
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*/
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protected function getCacheFile() {
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$envId = \CRM_Core_Config_Runtime::getId();
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$file = CIVICRM_TEMPLATE_COMPILEDIR . "/CachedExtLoader.{$envId}.php";
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return $file;
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}
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}
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