126 lines
3.8 KiB
PHP
126 lines
3.8 KiB
PHP
<?php
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/**
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* Copyright (c) 2013 Robin Appelman <icewind@owncloud.com>
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* This file is licensed under the Affero General Public License version 3 or
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* later.
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* See the COPYING-README file.
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*/
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namespace OC;
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class Autoloader {
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private $useGlobalClassPath = true;
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private $prefixPaths = array();
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private $classPaths = array();
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/**
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* Add a custom prefix to the autoloader
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*
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* @param string $prefix
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* @param string $path
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*/
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public function registerPrefix($prefix, $path) {
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$this->prefixPaths[$prefix] = $path;
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}
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/**
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* Add a custom classpath to the autoloader
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*
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* @param string $class
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* @param string $path
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*/
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public function registerClass($class, $path) {
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$this->classPaths[$class] = $path;
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}
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/**
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* disable the usage of the global classpath \OC::$CLASSPATH
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*/
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public function disableGlobalClassPath() {
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$this->useGlobalClassPath = false;
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}
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/**
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* enable the usage of the global classpath \OC::$CLASSPATH
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*/
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public function enableGlobalClassPath() {
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$this->useGlobalClassPath = true;
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}
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/**
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* get the possible paths for a class
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*
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* @param string $class
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* @return array|bool an array of possible paths or false if the class is not part of ownCloud
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*/
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public function findClass($class) {
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$class = trim($class, '\\');
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$paths = array();
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if (array_key_exists($class, $this->classPaths)) {
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$paths[] = $this->classPaths[$class];
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} else if ($this->useGlobalClassPath and array_key_exists($class, \OC::$CLASSPATH)) {
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$paths[] = \OC::$CLASSPATH[$class];
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/**
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* @TODO: Remove this when necessary
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* Remove "apps/" from inclusion path for smooth migration to mutli app dir
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*/
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if (strpos(\OC::$CLASSPATH[$class], 'apps/') === 0) {
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\OC_Log::write('core', 'include path for class "' . $class . '" starts with "apps/"', \OC_Log::DEBUG);
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$paths[] = str_replace('apps/', '', \OC::$CLASSPATH[$class]);
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}
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} elseif (strpos($class, 'OC_') === 0) {
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// first check for legacy classes if underscores are used
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$paths[] = 'legacy/' . strtolower(str_replace('_', '/', substr($class, 3)) . '.php');
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$paths[] = strtolower(str_replace('_', '/', substr($class, 3)) . '.php');
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} elseif (strpos($class, 'OC\\') === 0) {
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$paths[] = strtolower(str_replace('\\', '/', substr($class, 3)) . '.php');
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} elseif (strpos($class, 'OCP\\') === 0) {
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$paths[] = 'public/' . strtolower(str_replace('\\', '/', substr($class, 4)) . '.php');
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} elseif (strpos($class, 'OCA\\') === 0) {
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list(, $app, $rest) = explode('\\', $class, 3);
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$app = strtolower($app);
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foreach (\OC::$APPSROOTS as $appDir) {
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if (stream_resolve_include_path($appDir['path'] . '/' . $app)) {
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$paths[] = $appDir['path'] . '/' . $app . '/' . strtolower(str_replace('\\', '/', $rest) . '.php');
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// If not found in the root of the app directory, insert '/lib' after app id and try again.
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$paths[] = $appDir['path'] . '/' . $app . '/lib/' . strtolower(str_replace('\\', '/', $rest) . '.php');
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}
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}
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} elseif (strpos($class, 'Test_') === 0) {
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$paths[] = 'tests/lib/' . strtolower(str_replace('_', '/', substr($class, 5)) . '.php');
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} elseif (strpos($class, 'Test\\') === 0) {
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$paths[] = 'tests/lib/' . strtolower(str_replace('\\', '/', substr($class, 5)) . '.php');
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} else {
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foreach ($this->prefixPaths as $prefix => $dir) {
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if (0 === strpos($class, $prefix)) {
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$path = str_replace('\\', DIRECTORY_SEPARATOR, $class) . '.php';
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$path = str_replace('_', DIRECTORY_SEPARATOR, $path);
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$paths[] = $dir . '/' . $path;
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}
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}
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}
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return $paths;
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}
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/**
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* Load the specified class
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*
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* @param string $class
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* @return bool
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*/
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public function load($class) {
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$paths = $this->findClass($class);
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if (is_array($paths)) {
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foreach ($paths as $path) {
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if ($fullPath = stream_resolve_include_path($path)) {
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require_once $fullPath;
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}
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}
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}
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return false;
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}
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}
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