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Implemented filesystem cache, one and only (see #1415)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| <?php | ||
|
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| /* | ||
| * This file is part of Twig. | ||
| * | ||
| * (c) 2014 Fabien Potencier | ||
| * | ||
| * For the full copyright and license information, please view the LICENSE | ||
| * file that was distributed with this source code. | ||
| */ | ||
|
|
||
| /** | ||
| * Interface Twig_Cache_CacheInterface needs to be implemented by cache classes | ||
| * | ||
| * @author Andrew Tch <andrew@noop.lv> | ||
| */ | ||
| interface Twig_Cache_CacheInterface | ||
| { | ||
| /** | ||
| * Returns cache key depending on current implementation. | ||
| * | ||
| * @param string $className Template class name | ||
| * @param string $prefix Global template class prefix | ||
| * @return string | ||
| */ | ||
| public function getCacheKey($className, $prefix); | ||
|
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| /** | ||
| * Clears all cached templates | ||
| */ | ||
| public function clear(); | ||
|
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| /** | ||
| * Checks if given cache entity exists. | ||
| * | ||
| * @param string $key | ||
| * @return bool | ||
| */ | ||
| public function has($key); | ||
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| /** | ||
| * Writes compiled template to cache. | ||
| * | ||
| * @param $key | ||
| * @param $content | ||
| */ | ||
| public function write($key, $content); | ||
|
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| /** | ||
| * Loads cache file. This function returns nothing, it should require or eval() the compiled template. | ||
| * | ||
| * @param $key | ||
| */ | ||
| public function load($key); | ||
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| /** | ||
| * Returns timestamp of cached template.. | ||
| * | ||
| * @param $key | ||
| * | ||
| * @return int | ||
| */ | ||
| public function getTimestamp($key); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| <?php | ||
|
|
||
| /* | ||
| * This file is part of Twig. | ||
| * | ||
| * (c) 2014 Fabien Potencier | ||
| * | ||
| * For the full copyright and license information, please view the LICENSE | ||
| * file that was distributed with this source code. | ||
| */ | ||
|
|
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| /** | ||
| * Class Twig_Cache_FilesystemCache - the one and only officially supported cache for Twig | ||
| * | ||
| * @author Andrew Tch <andrew@noop.lv> | ||
| */ | ||
| class Twig_Cache_FilesystemCache implements Twig_Cache_CacheInterface | ||
| { | ||
| /** | ||
| * Root cache directory | ||
| * | ||
| * @var string | ||
| */ | ||
| protected $directory; | ||
|
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| public function __construct($directory) | ||
| { | ||
| $this->directory = $directory; | ||
| } | ||
|
|
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| /** | ||
| * {@inheritdoc} | ||
| */ | ||
| public function getCacheKey($className, $prefix) | ||
| { | ||
| $class = substr($className, strlen($prefix)); | ||
|
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| return $this->directory.'/'.substr($class, 0, 2).'/'.substr($class, 2, 2).'/'.substr($class, 4).'.php'; | ||
| } | ||
|
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| /** | ||
| * {@inheritdoc} | ||
| */ | ||
| public function clear() | ||
| { | ||
| foreach (new RecursiveIteratorIterator(new RecursiveDirectoryIterator($this->directory), RecursiveIteratorIterator::LEAVES_ONLY) as $file) { | ||
| if ($file->isFile()) { | ||
| @unlink($file->getPathname()); | ||
| } | ||
| } | ||
| } | ||
|
|
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| /** | ||
| * {@inheritdoc} | ||
| */ | ||
| public function has($key) | ||
| { | ||
| return is_readable($key); | ||
| } | ||
|
|
||
| /** | ||
| * {@inheritdoc} | ||
| */ | ||
| public function load($key) | ||
| { | ||
| require_once $key; | ||
| } | ||
|
|
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| /** | ||
| * {@inheritdoc} | ||
| */ | ||
| public function write($key, $content) | ||
| { | ||
| $dir = dirname($key); | ||
| if (!is_dir($dir)) { | ||
| if (false === @mkdir($dir, 0777, true) && !is_dir($dir)) { | ||
| throw new RuntimeException(sprintf("Unable to create the cache directory (%s).", $dir)); | ||
| } | ||
| } elseif (!is_writable($dir)) { | ||
| throw new RuntimeException(sprintf("Unable to write in the cache directory (%s).", $dir)); | ||
| } | ||
|
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| $tmpFile = tempnam($dir, basename($key)); | ||
| if (false !== @file_put_contents($tmpFile, $content)) { | ||
| // rename does not work on Win32 before 5.2.6 | ||
| if (@rename($tmpFile, $key) || (@copy($tmpFile, $key) && unlink($tmpFile))) { | ||
| @chmod($key, 0666 & ~umask()); | ||
|
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| return; | ||
| } | ||
| } | ||
|
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| throw new RuntimeException(sprintf('Failed to write cache file "%s".', $key)); | ||
| } | ||
|
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| /** | ||
| * {@inheritdoc} | ||
| */ | ||
| public function getTimestamp($key) | ||
| { | ||
| return filemtime($key); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,75 @@ | ||
| <?php | ||
|
|
||
| /* | ||
| * This file is part of Twig. | ||
| * | ||
| * (c) 2014 Fabien Potencier | ||
| * | ||
| * For the full copyright and license information, please view the LICENSE | ||
| * file that was distributed with this source code. | ||
| */ | ||
|
|
||
| /** | ||
| * Class Twig_Cache_MemoryCache - use this to disable caching | ||
| * | ||
| * @author Andrew Tch <andrew@noop.lv> | ||
| */ | ||
| class Twig_Cache_MemoryCache implements Twig_Cache_CacheInterface | ||
| { | ||
| /** | ||
| * Current cached files | ||
| * @var array | ||
| */ | ||
| protected $data = array(); | ||
|
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||
| /** | ||
| * {@inheritdoc} | ||
| */ | ||
| public function getCacheKey($className, $prefix) | ||
| { | ||
| return $className; | ||
| } | ||
|
|
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| /** | ||
| * {@inheritdoc} | ||
| */ | ||
| public function clear() | ||
| { | ||
| $this->data = array(); | ||
| } | ||
|
|
||
| /** | ||
| * {@inheritdoc} | ||
| */ | ||
| public function has($key) | ||
| { | ||
| return isset($this->data[$key]); | ||
| } | ||
|
|
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| /** | ||
| * {@inheritdoc} | ||
| */ | ||
| public function write($key, $content) | ||
| { | ||
| $this->data[$key] = array( | ||
| 'data' => $content, | ||
| 'timestamp' => time() | ||
| ); | ||
| } | ||
|
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| /** | ||
| * {@inheritdoc} | ||
| */ | ||
| public function load($key) | ||
| { | ||
| eval('?>'.$this->data[$key]['data']); | ||
| } | ||
|
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| /** | ||
| * {@inheritdoc} | ||
| */ | ||
| public function getTimestamp($key) | ||
| { | ||
| return $this->data[$key]['timestamp']; | ||
| } | ||
| } |
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