Verzeichnisstruktur phpBB-3.2.0
- Veröffentlicht
- 06.01.2017
So funktioniert es
|
|
Auf das letzte Element klicken. Dies geht jeweils ein Schritt zurück |
Auf das Icon klicken, dies öffnet das Verzeichnis. Nochmal klicken schließt das Verzeichnis. |
|
|
(Beispiel Datei-Icons)
|
Auf das Icon klicken um den Quellcode anzuzeigen |
AnnotationFileLoader.php
001 <?php
002
003 /*
004 * This file is part of the Symfony package.
005 *
006 * (c) Fabien Potencier <fabien@symfony.com>
007 *
008 * For the full copyright and license information, please view the LICENSE
009 * file that was distributed with this source code.
010 */
011
012 namespace Symfony\Component\Routing\Loader;
013
014 use Symfony\Component\Routing\RouteCollection;
015 use Symfony\Component\Config\Resource\FileResource;
016 use Symfony\Component\Config\Loader\FileLoader;
017 use Symfony\Component\Config\FileLocatorInterface;
018
019 /**
020 * AnnotationFileLoader loads routing information from annotations set
021 * on a PHP class and its methods.
022 *
023 * @author Fabien Potencier <fabien@symfony.com>
024 */
025 class AnnotationFileLoader extends FileLoader
026 {
027 protected $loader;
028
029 /**
030 * Constructor.
031 *
032 * @param FileLocatorInterface $locator A FileLocator instance
033 * @param AnnotationClassLoader $loader An AnnotationClassLoader instance
034 *
035 * @throws \RuntimeException
036 */
037 public function __construct(FileLocatorInterface $locator, AnnotationClassLoader $loader)
038 {
039 if (!function_exists('token_get_all')) {
040 throw new \RuntimeException('The Tokenizer extension is required for the routing annotation loaders.');
041 }
042
043 parent::__construct($locator);
044
045 $this->loader = $loader;
046 }
047
048 /**
049 * Loads from annotations from a file.
050 *
051 * @param string $file A PHP file path
052 * @param string|null $type The resource type
053 *
054 * @return RouteCollection A RouteCollection instance
055 *
056 * @throws \InvalidArgumentException When the file does not exist or its routes cannot be parsed
057 */
058 public function load($file, $type = null)
059 {
060 $path = $this->locator->locate($file);
061
062 $collection = new RouteCollection();
063 if ($class = $this->findClass($path)) {
064 $collection->addResource(new FileResource($path));
065 $collection->addCollection($this->loader->load($class, $type));
066 }
067 if (PHP_VERSION_ID >= 70000) {
068 // PHP 7 memory manager will not release after token_get_all(), see https://bugs.php.net/70098
069 gc_mem_caches();
070 }
071
072 return $collection;
073 }
074
075 /**
076 * {@inheritdoc}
077 */
078 public function supports($resource, $type = null)
079 {
080 return is_string($resource) && 'php' === pathinfo($resource, PATHINFO_EXTENSION) && (!$type || 'annotation' === $type);
081 }
082
083 /**
084 * Returns the full class name for the first class in the file.
085 *
086 * @param string $file A PHP file path
087 *
088 * @return string|false Full class name if found, false otherwise
089 */
090 protected function findClass($file)
091 {
092 $class = false;
093 $namespace = false;
094 $tokens = token_get_all(file_get_contents($file));
095 for ($i = 0; isset($tokens[$i]); ++$i) {
096 $token = $tokens[$i];
097
098 if (!isset($token[1])) {
099 continue;
100 }
101
102 if (true === $class && T_STRING === $token[0]) {
103 return $namespace.'\\'.$token[1];
104 }
105
106 if (true === $namespace && T_STRING === $token[0]) {
107 $namespace = $token[1];
108 while (isset($tokens[++$i][1]) && in_array($tokens[$i][0], array(T_NS_SEPARATOR, T_STRING))) {
109 $namespace .= $tokens[$i][1];
110 }
111 $token = $tokens[$i];
112 }
113
114 if (T_CLASS === $token[0]) {
115 // Skip usage of ::class constant
116 $isClassConstant = false;
117 for ($j = $i - 1; $j > 0; --$j) {
118 if (!isset($tokens[$j][1])) {
119 break;
120 }
121
122 if (T_DOUBLE_COLON === $tokens[$j][0]) {
123 $isClassConstant = true;
124 break;
125 } elseif (!in_array($tokens[$j][0], array(T_WHITESPACE, T_DOC_COMMENT, T_COMMENT))) {
126 break;
127 }
128 }
129
130 if (!$isClassConstant) {
131 $class = true;
132 }
133 }
134
135 if (T_NAMESPACE === $token[0]) {
136 $namespace = true;
137 }
138 }
139
140 return false;
141 }
142 }
143