annotate vendor/symfony/class-loader/Psr4ClassLoader.php @ 19:fa3358dc1485 tip

Add ndrum files
author Chris Cannam
date Wed, 28 Aug 2019 13:14:47 +0100
parents 129ea1e6d783
children
rev   line source
Chris@0 1 <?php
Chris@0 2
Chris@0 3 /*
Chris@0 4 * This file is part of the Symfony package.
Chris@0 5 *
Chris@0 6 * (c) Fabien Potencier <fabien@symfony.com>
Chris@0 7 *
Chris@0 8 * For the full copyright and license information, please view the LICENSE
Chris@0 9 * file that was distributed with this source code.
Chris@0 10 */
Chris@0 11
Chris@0 12 namespace Symfony\Component\ClassLoader;
Chris@0 13
Chris@14 14 @trigger_error('The '.__NAMESPACE__.'\Psr4ClassLoader class is deprecated since Symfony 3.3 and will be removed in 4.0. Use Composer instead.', E_USER_DEPRECATED);
Chris@14 15
Chris@0 16 /**
Chris@0 17 * A PSR-4 compatible class loader.
Chris@0 18 *
Chris@0 19 * See http://www.php-fig.org/psr/psr-4/
Chris@0 20 *
Chris@0 21 * @author Alexander M. Turek <me@derrabus.de>
Chris@14 22 *
Chris@14 23 * @deprecated since version 3.3, to be removed in 4.0.
Chris@0 24 */
Chris@0 25 class Psr4ClassLoader
Chris@0 26 {
Chris@17 27 private $prefixes = [];
Chris@0 28
Chris@0 29 /**
Chris@0 30 * @param string $prefix
Chris@0 31 * @param string $baseDir
Chris@0 32 */
Chris@0 33 public function addPrefix($prefix, $baseDir)
Chris@0 34 {
Chris@0 35 $prefix = trim($prefix, '\\').'\\';
Chris@17 36 $baseDir = rtrim($baseDir, \DIRECTORY_SEPARATOR).\DIRECTORY_SEPARATOR;
Chris@17 37 $this->prefixes[] = [$prefix, $baseDir];
Chris@0 38 }
Chris@0 39
Chris@0 40 /**
Chris@0 41 * @param string $class
Chris@0 42 *
Chris@0 43 * @return string|null
Chris@0 44 */
Chris@0 45 public function findFile($class)
Chris@0 46 {
Chris@0 47 $class = ltrim($class, '\\');
Chris@0 48
Chris@0 49 foreach ($this->prefixes as list($currentPrefix, $currentBaseDir)) {
Chris@0 50 if (0 === strpos($class, $currentPrefix)) {
Chris@17 51 $classWithoutPrefix = substr($class, \strlen($currentPrefix));
Chris@17 52 $file = $currentBaseDir.str_replace('\\', \DIRECTORY_SEPARATOR, $classWithoutPrefix).'.php';
Chris@0 53 if (file_exists($file)) {
Chris@0 54 return $file;
Chris@0 55 }
Chris@0 56 }
Chris@0 57 }
Chris@0 58 }
Chris@0 59
Chris@0 60 /**
Chris@0 61 * @param string $class
Chris@0 62 *
Chris@0 63 * @return bool
Chris@0 64 */
Chris@0 65 public function loadClass($class)
Chris@0 66 {
Chris@0 67 $file = $this->findFile($class);
Chris@0 68 if (null !== $file) {
Chris@0 69 require $file;
Chris@0 70
Chris@0 71 return true;
Chris@0 72 }
Chris@0 73
Chris@0 74 return false;
Chris@0 75 }
Chris@0 76
Chris@0 77 /**
Chris@0 78 * Registers this instance as an autoloader.
Chris@0 79 *
Chris@0 80 * @param bool $prepend
Chris@0 81 */
Chris@0 82 public function register($prepend = false)
Chris@0 83 {
Chris@17 84 spl_autoload_register([$this, 'loadClass'], true, $prepend);
Chris@0 85 }
Chris@0 86
Chris@0 87 /**
Chris@0 88 * Removes this instance from the registered autoloaders.
Chris@0 89 */
Chris@0 90 public function unregister()
Chris@0 91 {
Chris@17 92 spl_autoload_unregister([$this, 'loadClass']);
Chris@0 93 }
Chris@0 94 }