From c6514d58dbece71f25a44985a41ec18cdd50422d Mon Sep 17 00:00:00 2001 From: Fabrixxm Date: Tue, 9 Feb 2016 11:07:37 +0100 Subject: [PATCH] add composer-derived autoloader --- boot.php | 2 + include/autoloader.php | 63 ++++ include/autoloader/ClassLoader.php | 413 +++++++++++++++++++++ include/autoloader/LICENSE.composer | 19 + include/autoloader/autoload_classmap.php | 9 + include/autoloader/autoload_files.php | 10 + include/autoloader/autoload_namespaces.php | 10 + include/autoloader/autoload_psr4.php | 9 + 8 files changed, 535 insertions(+) create mode 100644 include/autoloader.php create mode 100644 include/autoloader/ClassLoader.php create mode 100644 include/autoloader/LICENSE.composer create mode 100644 include/autoloader/autoload_classmap.php create mode 100644 include/autoloader/autoload_files.php create mode 100644 include/autoloader/autoload_namespaces.php create mode 100644 include/autoloader/autoload_psr4.php diff --git a/boot.php b/boot.php index 4ef30eadac..dd70040c64 100644 --- a/boot.php +++ b/boot.php @@ -17,6 +17,8 @@ * easily as email does today. */ +require_once('include/autoloader.php'); + require_once('include/config.php'); require_once('include/network.php'); require_once('include/plugin.php'); diff --git a/include/autoloader.php b/include/autoloader.php new file mode 100644 index 0000000000..b3b83cbc7c --- /dev/null +++ b/include/autoloader.php @@ -0,0 +1,63 @@ + $path) { + $loader->set($namespace, $path); + } + + $map = require __DIR__ . '/autoloader/autoload_psr4.php'; + foreach ($map as $namespace => $path) { + $loader->setPsr4($namespace, $path); + } + + $classMap = require __DIR__ . '/autoloader/autoload_classmap.php'; + if ($classMap) { + $loader->addClassMap($classMap); + } + + $loader->register(true); + + $includeFiles = require __DIR__ . '/autoloader/autoload_files.php'; + foreach ($includeFiles as $fileIdentifier => $file) { + friendicaRequire($fileIdentifier, $file); + } + + + return $loader; + } +} + +function friendicaRequire($fileIdentifier, $file) +{ + if (empty($GLOBALS['__composer_autoload_files'][$fileIdentifier])) { + require $file; + + $GLOBALS['__composer_autoload_files'][$fileIdentifier] = true; + } +} + + + +return FriendicaAutoloaderInit::getLoader(); diff --git a/include/autoloader/ClassLoader.php b/include/autoloader/ClassLoader.php new file mode 100644 index 0000000000..d916d802fe --- /dev/null +++ b/include/autoloader/ClassLoader.php @@ -0,0 +1,413 @@ + + * Jordi Boggiano + * + * For the full copyright and license information, please view the LICENSE.composer + * 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 + * @author Jordi Boggiano + */ +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 $classMapAuthoritative = false; + + public function getPrefixes() + { + if (!empty($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-0 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; + } + + /** + * 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) + { + // work around for PHP 5.3.0 - 5.3.2 https://bugs.php.net/50731 + if ('\\' == $class[0]) { + $class = substr($class, 1); + } + + // class map lookup + if (isset($this->classMap[$class])) { + return $this->classMap[$class]; + } + if ($this->classMapAuthoritative) { + return false; + } + + $file = $this->findFileWithExtension($class, '.php'); + + // Search for Hack files if we are running on HHVM + if ($file === null && defined('HHVM_VERSION')) { + $file = $this->findFileWithExtension($class, '.hh'); + } + + if ($file === null) { + // Remember that this class does not exist. + return $this->classMap[$class] = false; + } + + return $file; + } + + private function findFileWithExtension($class, $ext) + { + // PSR-4 lookup + $logicalPathPsr4 = strtr($class, '\\', DIRECTORY_SEPARATOR) . $ext; + + $first = $class[0]; + if (isset($this->prefixLengthsPsr4[$first])) { + foreach ($this->prefixLengthsPsr4[$first] as $prefix => $length) { + if (0 === strpos($class, $prefix)) { + foreach ($this->prefixDirsPsr4[$prefix] as $dir) { + if (is_file($file = $dir . DIRECTORY_SEPARATOR . substr($logicalPathPsr4, $length))) { + return $file; + } + } + } + } + } + + // PSR-4 fallback dirs + foreach ($this->fallbackDirsPsr4 as $dir) { + if (is_file($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 $dir) { + if (is_file($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr0)) { + return $file; + } + } + } + } + } + + // PSR-0 fallback dirs + foreach ($this->fallbackDirsPsr0 as $dir) { + if (is_file($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr0)) { + return $file; + } + } + + // PSR-0 include paths. + if ($this->useIncludePath && $file = stream_resolve_include_path($logicalPathPsr0)) { + return $file; + } + } +} + +/** + * Scope isolated include. + * + * Prevents access to $this/self from included files. + */ +function includeFile($file) +{ + include $file; +} diff --git a/include/autoloader/LICENSE.composer b/include/autoloader/LICENSE.composer new file mode 100644 index 0000000000..b365b1f5a7 --- /dev/null +++ b/include/autoloader/LICENSE.composer @@ -0,0 +1,19 @@ +Copyright (c) 2015 Nils Adermann, Jordi Boggiano + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the Software), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, andor sell +copies of the Software, and to permit persons to whom the Software is furnished +to do so, subject to the following conditions + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED AS IS, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +THE SOFTWARE. \ No newline at end of file diff --git a/include/autoloader/autoload_classmap.php b/include/autoloader/autoload_classmap.php new file mode 100644 index 0000000000..3efd09fc69 --- /dev/null +++ b/include/autoloader/autoload_classmap.php @@ -0,0 +1,9 @@ + $vendorDir . '/ezyang/htmlpurifier/library/HTMLPurifier.composer.php', +); diff --git a/include/autoloader/autoload_namespaces.php b/include/autoloader/autoload_namespaces.php new file mode 100644 index 0000000000..315a349310 --- /dev/null +++ b/include/autoloader/autoload_namespaces.php @@ -0,0 +1,10 @@ + array($vendorDir . '/ezyang/htmlpurifier/library'), +); diff --git a/include/autoloader/autoload_psr4.php b/include/autoloader/autoload_psr4.php new file mode 100644 index 0000000000..fe93afea21 --- /dev/null +++ b/include/autoloader/autoload_psr4.php @@ -0,0 +1,9 @@ +