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Diffstat (limited to 'wiki/vendor/composer/ClassLoader.php')
| -rw-r--r-- | wiki/vendor/composer/ClassLoader.php | 445 |
1 files changed, 0 insertions, 445 deletions
diff --git a/wiki/vendor/composer/ClassLoader.php b/wiki/vendor/composer/ClassLoader.php deleted file mode 100644 index 2c72175..0000000 --- a/wiki/vendor/composer/ClassLoader.php +++ /dev/null @@ -1,445 +0,0 @@ -<?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, PSR-4 and classmap class loader. - * - * $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> - * @see http://www.php-fig.org/psr/psr-0/ - * @see http://www.php-fig.org/psr/psr-4/ - */ -class ClassLoader -{ - // PSR-4 - private $prefixLengthsPsr4 = array(); - private $prefixDirsPsr4 = array(); - private $fallbackDirsPsr4 = array(); - - // PSR-0 - private $prefixesPsr0 = array(); - private $fallbackDirsPsr0 = array(); - - private $useIncludePath = false; - private $classMap = array(); - private $classMapAuthoritative = false; - private $missingClasses = array(); - private $apcuPrefix; - - public function getPrefixes() - { - if (!empty($this->prefixesPsr0)) { - return call_user_func_array('array_merge', $this->prefixesPsr0); - } - - return array(); - } - - public function getPrefixesPsr4() - { - return $this->prefixDirsPsr4; - } - - public function getFallbackDirs() - { - return $this->fallbackDirsPsr0; - } - - public function getFallbackDirsPsr4() - { - return $this->fallbackDirsPsr4; - } - - 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 PSR-0 directories for a given prefix, either - * appending or prepending to the ones previously set for this prefix. - * - * @param string $prefix The prefix - * @param array|string $paths The PSR-0 root directories - * @param bool $prepend Whether to prepend the directories - */ - public function add($prefix, $paths, $prepend = false) - { - if (!$prefix) { - if ($prepend) { - $this->fallbackDirsPsr0 = array_merge( - (array) $paths, - $this->fallbackDirsPsr0 - ); - } else { - $this->fallbackDirsPsr0 = array_merge( - $this->fallbackDirsPsr0, - (array) $paths - ); - } - - return; - } - - $first = $prefix[0]; - if (!isset($this->prefixesPsr0[$first][$prefix])) { - $this->prefixesPsr0[$first][$prefix] = (array) $paths; - - return; - } - if ($prepend) { - $this->prefixesPsr0[$first][$prefix] = array_merge( - (array) $paths, - $this->prefixesPsr0[$first][$prefix] - ); - } else { - $this->prefixesPsr0[$first][$prefix] = array_merge( - $this->prefixesPsr0[$first][$prefix], - (array) $paths - ); - } - } - - /** - * Registers a set of PSR-4 directories for a given namespace, either - * appending or prepending to the ones previously set for this namespace. - * - * @param string $prefix The prefix/namespace, with trailing '\\' - * @param array|string $paths The PSR-4 base directories - * @param bool $prepend Whether to prepend the directories - * - * @throws \InvalidArgumentException - */ - public function addPsr4($prefix, $paths, $prepend = false) - { - if (!$prefix) { - // Register directories for the root namespace. - if ($prepend) { - $this->fallbackDirsPsr4 = array_merge( - (array) $paths, - $this->fallbackDirsPsr4 - ); - } else { - $this->fallbackDirsPsr4 = array_merge( - $this->fallbackDirsPsr4, - (array) $paths - ); - } - } elseif (!isset($this->prefixDirsPsr4[$prefix])) { - // Register directories for a new namespace. - $length = strlen($prefix); - if ('\\' !== $prefix[$length - 1]) { - throw new \InvalidArgumentException("A non-empty PSR-4 prefix must end with a namespace separator."); - } - $this->prefixLengthsPsr4[$prefix[0]][$prefix] = $length; - $this->prefixDirsPsr4[$prefix] = (array) $paths; - } elseif ($prepend) { - // Prepend directories for an already registered namespace. - $this->prefixDirsPsr4[$prefix] = array_merge( - (array) $paths, - $this->prefixDirsPsr4[$prefix] - ); - } else { - // Append directories for an already registered namespace. - $this->prefixDirsPsr4[$prefix] = array_merge( - $this->prefixDirsPsr4[$prefix], - (array) $paths - ); - } - } - - /** - * Registers a set of PSR-0 directories for a given prefix, - * replacing any others previously set for this prefix. - * - * @param string $prefix The prefix - * @param array|string $paths The PSR-0 base directories - */ - public function set($prefix, $paths) - { - if (!$prefix) { - $this->fallbackDirsPsr0 = (array) $paths; - } else { - $this->prefixesPsr0[$prefix[0]][$prefix] = (array) $paths; - } - } - - /** - * Registers a set of PSR-4 directories for a given namespace, - * replacing any others previously set for this namespace. - * - * @param string $prefix The prefix/namespace, with trailing '\\' - * @param array|string $paths The PSR-4 base directories - * - * @throws \InvalidArgumentException - */ - public function setPsr4($prefix, $paths) - { - if (!$prefix) { - $this->fallbackDirsPsr4 = (array) $paths; - } else { - $length = strlen($prefix); - if ('\\' !== $prefix[$length - 1]) { - throw new \InvalidArgumentException("A non-empty PSR-4 prefix must end with a namespace separator."); - } - $this->prefixLengthsPsr4[$prefix[0]][$prefix] = $length; - $this->prefixDirsPsr4[$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; - } - - /** - * Turns off searching the prefix and fallback directories for classes - * that have not been registered with the class map. - * - * @param bool $classMapAuthoritative - */ - public function setClassMapAuthoritative($classMapAuthoritative) - { - $this->classMapAuthoritative = $classMapAuthoritative; - } - - /** - * Should class lookup fail if not found in the current class map? - * - * @return bool - */ - public function isClassMapAuthoritative() - { - return $this->classMapAuthoritative; - } - - /** - * APCu prefix to use to cache found/not-found classes, if the extension is enabled. - * - * @param string|null $apcuPrefix - */ - public function setApcuPrefix($apcuPrefix) - { - $this->apcuPrefix = function_exists('apcu_fetch') && ini_get('apc.enabled') ? $apcuPrefix : null; - } - - /** - * The APCu prefix in use, or null if APCu caching is not enabled. - * - * @return string|null - */ - public function getApcuPrefix() - { - return $this->apcuPrefix; - } - - /** - * 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)) { - includeFile($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) - { - // class map lookup - if (isset($this->classMap[$class])) { - return $this->classMap[$class]; - } - if ($this->classMapAuthoritative || isset($this->missingClasses[$class])) { - return false; - } - if (null !== $this->apcuPrefix) { - $file = apcu_fetch($this->apcuPrefix.$class, $hit); - if ($hit) { - return $file; - } - } - - $file = $this->findFileWithExtension($class, '.php'); - - // Search for Hack files if we are running on HHVM - if (false === $file && defined('HHVM_VERSION')) { - $file = $this->findFileWithExtension($class, '.hh'); - } - - if (null !== $this->apcuPrefix) { - apcu_add($this->apcuPrefix.$class, $file); - } - - if (false === $file) { - // Remember that this class does not exist. - $this->missingClasses[$class] = true; - } - - return $file; - } - - private function findFileWithExtension($class, $ext) - { - // PSR-4 lookup - $logicalPathPsr4 = strtr($class, '\\', DIRECTORY_SEPARATOR) . $ext; - - $first = $class[0]; - if (isset($this->prefixLengthsPsr4[$first])) { - $subPath = $class; - while (false !== $lastPos = strrpos($subPath, '\\')) { - $subPath = substr($subPath, 0, $lastPos); - $search = $subPath.'\\'; - if (isset($this->prefixDirsPsr4[$search])) { - foreach ($this->prefixDirsPsr4[$search] as $dir) { - $length = $this->prefixLengthsPsr4[$first][$search]; - if (file_exists($file = $dir . DIRECTORY_SEPARATOR . substr($logicalPathPsr4, $length))) { - return $file; - } - } - } - } - } - - // PSR-4 fallback dirs - foreach ($this->fallbackDirsPsr4 as $dir) { - if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr4)) { - return $file; - } - } - - // PSR-0 lookup - if (false !== $pos = strrpos($class, '\\')) { - // namespaced class name - $logicalPathPsr0 = substr($logicalPathPsr4, 0, $pos + 1) - . strtr(substr($logicalPathPsr4, $pos + 1), '_', DIRECTORY_SEPARATOR); - } else { - // PEAR-like class name - $logicalPathPsr0 = strtr($class, '_', DIRECTORY_SEPARATOR) . $ext; - } - - if (isset($this->prefixesPsr0[$first])) { - foreach ($this->prefixesPsr0[$first] as $prefix => $dirs) { - if (0 === strpos($class, $prefix)) { - foreach ($dirs as $dir) { - if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr0)) { - return $file; - } - } - } - } - } - - // PSR-0 fallback dirs - foreach ($this->fallbackDirsPsr0 as $dir) { - if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr0)) { - return $file; - } - } - - // PSR-0 include paths. - if ($this->useIncludePath && $file = stream_resolve_include_path($logicalPathPsr0)) { - return $file; - } - - return false; - } -} - -/** - * Scope isolated include. - * - * Prevents access to $this/self from included files. - */ -function includeFile($file) -{ - include $file; -} |