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<?php |
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/** |
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* This file is part of the Cubiche package. |
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* |
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* Copyright (c) Cubiche |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Cubiche\Core\Metadata\Cache; |
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use Cubiche\Core\Metadata\ClassMetadata; |
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/** |
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* FileCache class. |
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* |
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* @author Ivannis Suárez Jerez <[email protected]> |
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*/ |
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class FileCache implements CacheInterface |
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{ |
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/** |
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* @var string |
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*/ |
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protected $cacheDirectory; |
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/** |
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* FileCache constructor. |
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* |
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* @param string $cacheDirectory |
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*/ |
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public function __construct($cacheDirectory) |
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{ |
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if (!is_dir($cacheDirectory)) { |
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mkdir($cacheDirectory, 0755, true); |
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} |
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if (!is_writable($cacheDirectory)) { |
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throw new \InvalidArgumentException(sprintf('The directory "%s" is not writable.', $cacheDirectory)); |
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} |
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$this->cacheDirectory = rtrim($cacheDirectory, '\\/'); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function load($className) |
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{ |
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$filename = $this->fileName($className); |
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if (!file_exists($filename)) { |
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return; |
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} |
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return include $filename; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function save(ClassMetadata $metadata) |
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{ |
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$filename = $this->fileName($metadata->className()); |
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$tmpFile = tempnam($this->cacheDirectory, 'metadata-cache'); |
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file_put_contents($tmpFile, '<?php return unserialize('.var_export(serialize($metadata), true).');'); |
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@chmod($tmpFile, 0666 & ~umask()); |
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$this->renameFile($tmpFile, $filename); |
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} |
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/** |
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* Renames a file with fallback for windows. |
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* |
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* @param string $source |
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* @param string $target |
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*/ |
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private function renameFile($source, $target) |
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{ |
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if (false === @rename($source, $target)) { |
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throw new \RuntimeException(sprintf('Could not write new cache file to %s.', $target)); |
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} |
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} |
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/** |
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* @param string $className |
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* |
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* @return string |
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*/ |
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protected function fileName($className) |
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{ |
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return $this->cacheDirectory.'/'.strtr($className, '\\', '-').'.cache.php'; |
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} |
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} |
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cubiche /
metadata
If you suppress an error, we recommend checking for the error condition explicitly: