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<?php |
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|
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/* |
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* This file is part of the Assetic package, an OpenSky project. |
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* |
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* (c) 2010-2014 OpenSky Project Inc |
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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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|
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namespace Assetic\Cache; |
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|
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/** |
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* A simple filesystem cache. |
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* |
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* @author Kris Wallsmith <[email protected]> |
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*/ |
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class FilesystemCache implements CacheInterface |
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{ |
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private $dir; |
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|
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public function __construct($dir) |
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{ |
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$this->dir = $dir; |
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} |
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|
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public function has($key) |
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{ |
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return file_exists($this->dir.'/'.$key); |
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} |
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|
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public function get($key) |
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{ |
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$path = $this->dir.'/'.$key; |
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|
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if (!file_exists($path)) { |
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throw new \RuntimeException('There is no cached value for '.$key); |
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} |
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|
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return file_get_contents($path); |
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} |
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|
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public function set($key, $value) |
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{ |
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if (!is_dir($this->dir) && false === @mkdir($this->dir, 0777, true)) { |
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throw new \RuntimeException('Unable to create directory '.$this->dir); |
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} |
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|
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$path = $this->dir.'/'.$key; |
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|
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if (false === @file_put_contents($path, $value)) { |
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throw new \RuntimeException('Unable to write file '.$path); |
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} |
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} |
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|
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public function remove($key) |
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{ |
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$path = $this->dir.'/'.$key; |
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|
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if (file_exists($path) && false === @unlink($path)) { |
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throw new \RuntimeException('Unable to remove file '.$path); |
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} |
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} |
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} |
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|
