Chris@14: <?php
Chris@14: /**
Chris@14:  * Copyright 2012-2017 Anthon Pang. All Rights Reserved.
Chris@14:  *
Chris@14:  * Licensed under the Apache License, Version 2.0 (the "License");
Chris@14:  * you may not use this file except in compliance with the License.
Chris@14:  * You may obtain a copy of the License at
Chris@14:  *
Chris@14:  *     http://www.apache.org/licenses/LICENSE-2.0
Chris@14:  *
Chris@14:  * Unless required by applicable law or agreed to in writing, software
Chris@14:  * distributed under the License is distributed on an "AS IS" BASIS,
Chris@14:  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Chris@14:  * See the License for the specific language governing permissions and
Chris@14:  * limitations under the License.
Chris@14:  *
Chris@14:  * @package WebDriver
Chris@14:  *
Chris@14:  * @author Anthon Pang <apang@softwaredevelopment.ca>
Chris@14:  */
Chris@14: 
Chris@14: namespace WebDriver;
Chris@14: 
Chris@14: /**
Chris@14:  * WebDriver\ClassLoader (autoloader) class
Chris@14:  *
Chris@14:  * @package WebDriver
Chris@14:  */
Chris@14: final class ClassLoader
Chris@14: {
Chris@14:     /**
Chris@14:      * Load class
Chris@14:      *
Chris@14:      * @param string $class Class name
Chris@14:      */
Chris@14:     public static function loadClass($class)
Chris@14:     {
Chris@14:         $file = strpos($class, '\\') !== false
Chris@14:             ? str_replace('\\', DIRECTORY_SEPARATOR, $class)
Chris@14:             : str_replace('_', DIRECTORY_SEPARATOR, $class);
Chris@14: 
Chris@14:         $path = dirname(__DIR__) . DIRECTORY_SEPARATOR . $file . '.php';
Chris@14: 
Chris@14:         if (file_exists($path)) {
Chris@14:             include_once $path;
Chris@14:         }
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * Autoloader
Chris@14:      *
Chris@14:      * @param string $class Class name
Chris@14:      */
Chris@14:     public static function autoload($class)
Chris@14:     {
Chris@14:         try {
Chris@14:             self::loadClass($class);
Chris@14:         } catch (\Exception $e) {
Chris@14:         }
Chris@14:     }
Chris@14: }
Chris@14: 
Chris@14: if (function_exists('spl_autoload_register')) {
Chris@14:     /**
Chris@14:      * use the SPL autoload stack
Chris@14:      */
Chris@14:     spl_autoload_register(array('WebDriver\ClassLoader', 'autoload'));
Chris@14: 
Chris@14:     /**
Chris@14:      * preserve any existing __autoload
Chris@14:      */
Chris@14:     if (function_exists('__autoload')) {
Chris@14:         spl_autoload_register('__autoload');
Chris@14:     }
Chris@14: } else {
Chris@14:     /**
Chris@14:      * Our fallback; only one __autoload per PHP instance
Chris@14:      *
Chris@14:      * @param string $class Class name
Chris@14:      */
Chris@14:     function __autoload($class)
Chris@14:     {
Chris@14:         ClassLoader::autoload($class);
Chris@14:     }
Chris@14: }