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authorfriendica <info@friendica.com>2013-10-21 15:46:31 -0700
committerfriendica <info@friendica.com>2013-10-21 15:46:31 -0700
commitb35122f7a6ad42756c35bb60ba1f06c3dcd45c77 (patch)
treeccdf373ce6475d264778523259cc32899b732fe7 /vendor/composer/ClassLoader.php
parente3504df514d306cfe6b83e44a11f550664564af4 (diff)
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add sabre (1.8.x) via composer in the !@#$ place it wants to be
Diffstat (limited to 'vendor/composer/ClassLoader.php')
-rw-r--r--vendor/composer/ClassLoader.php246
1 files changed, 246 insertions, 0 deletions
diff --git a/vendor/composer/ClassLoader.php b/vendor/composer/ClassLoader.php
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+<?php
+
+/*
+ * This file is part of Composer.
+ *
+ * (c) Nils Adermann <naderman@naderman.de>
+ * Jordi Boggiano <j.boggiano@seld.be>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Composer\Autoload;
+
+/**
+ * ClassLoader implements a PSR-0 class loader
+ *
+ * See https://github.com/php-fig/fig-standards/blob/master/accepted/PSR-0.md
+ *
+ * $loader = new \Composer\Autoload\ClassLoader();
+ *
+ * // register classes with namespaces
+ * $loader->add('Symfony\Component', __DIR__.'/component');
+ * $loader->add('Symfony', __DIR__.'/framework');
+ *
+ * // activate the autoloader
+ * $loader->register();
+ *
+ * // to enable searching the include path (eg. for PEAR packages)
+ * $loader->setUseIncludePath(true);
+ *
+ * In this example, if you try to use a class in the Symfony\Component
+ * namespace or one of its children (Symfony\Component\Console for instance),
+ * the autoloader will first look for the class under the component/
+ * directory, and it will then fallback to the framework/ directory if not
+ * found before giving up.
+ *
+ * This class is loosely based on the Symfony UniversalClassLoader.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @author Jordi Boggiano <j.boggiano@seld.be>
+ */
+class ClassLoader
+{
+ private $prefixes = array();
+ private $fallbackDirs = array();
+ private $useIncludePath = false;
+ private $classMap = array();
+
+ public function getPrefixes()
+ {
+ return call_user_func_array('array_merge', $this->prefixes);
+ }
+
+ public function getFallbackDirs()
+ {
+ return $this->fallbackDirs;
+ }
+
+ public function getClassMap()
+ {
+ return $this->classMap;
+ }
+
+ /**
+ * @param array $classMap Class to filename map
+ */
+ public function addClassMap(array $classMap)
+ {
+ if ($this->classMap) {
+ $this->classMap = array_merge($this->classMap, $classMap);
+ } else {
+ $this->classMap = $classMap;
+ }
+ }
+
+ /**
+ * Registers a set of classes, merging with any others previously set.
+ *
+ * @param string $prefix The classes prefix
+ * @param array|string $paths The location(s) of the classes
+ * @param bool $prepend Prepend the location(s)
+ */
+ public function add($prefix, $paths, $prepend = false)
+ {
+ if (!$prefix) {
+ if ($prepend) {
+ $this->fallbackDirs = array_merge(
+ (array) $paths,
+ $this->fallbackDirs
+ );
+ } else {
+ $this->fallbackDirs = array_merge(
+ $this->fallbackDirs,
+ (array) $paths
+ );
+ }
+
+ return;
+ }
+
+ $first = $prefix[0];
+ if (!isset($this->prefixes[$first][$prefix])) {
+ $this->prefixes[$first][$prefix] = (array) $paths;
+
+ return;
+ }
+ if ($prepend) {
+ $this->prefixes[$first][$prefix] = array_merge(
+ (array) $paths,
+ $this->prefixes[$first][$prefix]
+ );
+ } else {
+ $this->prefixes[$first][$prefix] = array_merge(
+ $this->prefixes[$first][$prefix],
+ (array) $paths
+ );
+ }
+ }
+
+ /**
+ * Registers a set of classes, replacing any others previously set.
+ *
+ * @param string $prefix The classes prefix
+ * @param array|string $paths The location(s) of the classes
+ */
+ public function set($prefix, $paths)
+ {
+ if (!$prefix) {
+ $this->fallbackDirs = (array) $paths;
+
+ return;
+ }
+ $this->prefixes[substr($prefix, 0, 1)][$prefix] = (array) $paths;
+ }
+
+ /**
+ * Turns on searching the include path for class files.
+ *
+ * @param bool $useIncludePath
+ */
+ public function setUseIncludePath($useIncludePath)
+ {
+ $this->useIncludePath = $useIncludePath;
+ }
+
+ /**
+ * Can be used to check if the autoloader uses the include path to check
+ * for classes.
+ *
+ * @return bool
+ */
+ public function getUseIncludePath()
+ {
+ return $this->useIncludePath;
+ }
+
+ /**
+ * Registers this instance as an autoloader.
+ *
+ * @param bool $prepend Whether to prepend the autoloader or not
+ */
+ public function register($prepend = false)
+ {
+ spl_autoload_register(array($this, 'loadClass'), true, $prepend);
+ }
+
+ /**
+ * Unregisters this instance as an autoloader.
+ */
+ public function unregister()
+ {
+ spl_autoload_unregister(array($this, 'loadClass'));
+ }
+
+ /**
+ * Loads the given class or interface.
+ *
+ * @param string $class The name of the class
+ * @return bool|null True if loaded, null otherwise
+ */
+ public function loadClass($class)
+ {
+ if ($file = $this->findFile($class)) {
+ include $file;
+
+ return true;
+ }
+ }
+
+ /**
+ * Finds the path to the file where the class is defined.
+ *
+ * @param string $class The name of the class
+ *
+ * @return string|false The path if found, false otherwise
+ */
+ public function findFile($class)
+ {
+ // work around for PHP 5.3.0 - 5.3.2 https://bugs.php.net/50731
+ if ('\\' == $class[0]) {
+ $class = substr($class, 1);
+ }
+
+ if (isset($this->classMap[$class])) {
+ return $this->classMap[$class];
+ }
+
+ if (false !== $pos = strrpos($class, '\\')) {
+ // namespaced class name
+ $classPath = strtr(substr($class, 0, $pos), '\\', DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR;
+ $className = substr($class, $pos + 1);
+ } else {
+ // PEAR-like class name
+ $classPath = null;
+ $className = $class;
+ }
+
+ $classPath .= strtr($className, '_', DIRECTORY_SEPARATOR) . '.php';
+
+ $first = $class[0];
+ if (isset($this->prefixes[$first])) {
+ foreach ($this->prefixes[$first] as $prefix => $dirs) {
+ if (0 === strpos($class, $prefix)) {
+ foreach ($dirs as $dir) {
+ if (file_exists($dir . DIRECTORY_SEPARATOR . $classPath)) {
+ return $dir . DIRECTORY_SEPARATOR . $classPath;
+ }
+ }
+ }
+ }
+ }
+
+ foreach ($this->fallbackDirs as $dir) {
+ if (file_exists($dir . DIRECTORY_SEPARATOR . $classPath)) {
+ return $dir . DIRECTORY_SEPARATOR . $classPath;
+ }
+ }
+
+ if ($this->useIncludePath && $file = stream_resolve_include_path($classPath)) {
+ return $file;
+ }
+
+ return $this->classMap[$class] = false;
+ }
+}