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<?php |
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declare(strict_types=1); |
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/** |
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* This file is part of phpDocumentor. |
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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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* @author Mike van Riel <[email protected]> |
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* @copyright 2010-2018 Mike van Riel / Naenius (http://www.naenius.com) |
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* @license http://www.opensource.org/licenses/mit-license.php MIT |
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* @link http://phpdoc.org |
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*/ |
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namespace phpDocumentor\Infrastructure\JmsSerializer; |
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use Metadata\Cache\CacheInterface; |
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use Metadata\ClassMetadata; |
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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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private $dir; |
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/** |
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* FileCache constructor. |
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*/ |
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public function __construct(string $dir) |
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{ |
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if (!is_dir($dir)) { |
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$this->createDirectory($dir); |
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} |
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$this->dir = rtrim($dir, '\\/'); |
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} |
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/** |
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* @param \ReflectionClass $class |
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* @return ClassMetadata|null |
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*/ |
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public function loadClassMetadataFromCache(\ReflectionClass $class) |
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{ |
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$path = $this->dir . '/' . strtr($class->name, '\\', '-') . '.cache.php'; |
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if (!file_exists($path)) { |
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return null; |
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} |
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return include $path; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function putClassMetadataInCache(ClassMetadata $metadata) |
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{ |
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$path = $this->getFileName($metadata); |
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if (!is_writable(dirname($path))) { |
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throw new \RuntimeException("Cache file {$path} is not writable."); |
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} |
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if (false === (@file_put_contents( |
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$path, |
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'<?php return unserialize(' . var_export(serialize($metadata), true) . ');' |
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) |
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)) { |
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throw new \RuntimeException("Can't not write new cache file to {$path}"); |
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} |
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// Let's not break filesystems which do not support chmod. |
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@chmod($path, 0666 & ~umask()); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function evictClassMetadataFromCache(\ReflectionClass $class) |
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{ |
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$path = $this->dir . '/' . strtr($class->name, '\\', '-') . '.cache.php'; |
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if (file_exists($path)) { |
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unlink($path); |
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} |
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} |
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private function getFileName(ClassMetadata $metadata) |
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{ |
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return $this->dir . '/' . strtr($metadata->name, '\\', '-') . '.cache.php'; |
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} |
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private function createDirectory(string $dir) |
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{ |
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if (!mkdir($dir, 0775, true) && !is_dir($dir)) { |
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throw new \RuntimeException("Can't create directory for cache at {$dir}"); |
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} |
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} |
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} |
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If you suppress an error, we recommend checking for the error condition explicitly: