79 lines
2.9 KiB
PHP
79 lines
2.9 KiB
PHP
<?php
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/*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information, see
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* <http://www.doctrine-project.org>.
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*/
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namespace Doctrine\ORM\Proxy;
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/**
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* Special Autoloader for Proxy classes because them not being PSR-0 compatible.
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*
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* @author Benjamin Eberlei <kontakt@beberlei.de>
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*/
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class Autoloader
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{
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/**
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* Resolve proxy class name to a filename based on the following pattern.
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*
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* 1. Remove Proxy namespace from class name
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* 2. Remove namespace seperators from remaining class name.
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* 3. Return PHP filename from proxy-dir with the result from 2.
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*
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* @param string $proxyDir
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* @param string $proxyNamespace
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* @param string $className
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* @return string
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*/
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static public function resolveFile($proxyDir, $proxyNamespace, $className)
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{
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if (0 !== strpos($className, $proxyNamespace)) {
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throw ProxyException::notProxyClass($className, $proxyNamespace);
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}
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$className = str_replace('\\', '', substr($className, strlen($proxyNamespace) +1));
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return $proxyDir . DIRECTORY_SEPARATOR . $className.'.php';
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}
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/**
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* Register and return autoloader callback for the given proxy dir and
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* namespace.
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*
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* @param string $proxyDir
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* @param string $proxyNamespace
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* @param Closure $notFoundCallback Invoked when the proxy file is not found.
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* @return Closure
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*/
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static public function register($proxyDir, $proxyNamespace, \Closure $notFoundCallback = null)
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{
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$proxyNamespace = ltrim($proxyNamespace, "\\");
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$autoloader = function($className) use ($proxyDir, $proxyNamespace, $notFoundCallback) {
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if (0 === strpos($className, $proxyNamespace)) {
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$file = Autoloader::resolveFile($proxyDir, $proxyNamespace, $className);
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if ($notFoundCallback && ! file_exists($file)) {
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$notFoundCallback($proxyDir, $proxyNamespace, $className);
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}
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require $file;
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}
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};
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spl_autoload_register($autoloader);
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return $autoloader;
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}
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}
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