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<?php |
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/* |
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* This file is part of the Behat Gherkin. |
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* (c) Konstantin Kudryashov <[email protected]> |
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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 Behat\Gherkin\Cache; |
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use Behat\Gherkin\Exception\CacheException; |
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use Behat\Gherkin\Node\FeatureNode; |
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/** |
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* File cache. |
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* Caches feature into a file. |
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* |
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* @author Konstantin Kudryashov <[email protected]> |
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*/ |
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class FileCache implements CacheInterface |
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{ |
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private $path; |
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/** |
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* Initializes file cache. |
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* |
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* @param string $path Path to the folder where to store caches. |
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*/ |
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public function __construct($path) |
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{ |
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$this->path = rtrim($path, DIRECTORY_SEPARATOR).DIRECTORY_SEPARATOR.'412'; |
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if (!is_dir($this->path)) { |
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mkdir($this->path, 0777, true); |
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} |
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} |
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/** |
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* Checks that cache for feature exists and is fresh. |
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* |
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* @param string $path Feature path |
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* @param integer $timestamp The last time feature was updated |
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* |
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* @return Boolean |
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*/ |
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public function isFresh($path, $timestamp) |
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{ |
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$cachePath = $this->getCachePathFor($path); |
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if (!file_exists($cachePath)) { |
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return false; |
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} |
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return filemtime($cachePath) > $timestamp; |
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} |
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/** |
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* Reads feature cache from path. |
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* |
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* @param string $path Feature path |
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* |
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* @return FeatureNode |
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* |
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* @throws CacheException |
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*/ |
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public function read($path) |
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{ |
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$cachePath = $this->getCachePathFor($path); |
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$feature = unserialize(file_get_contents($cachePath)); |
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if (!$feature instanceof FeatureNode) { |
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throw new CacheException(sprintf('Can not load cache for a feature "%s" from "%s".', $path, $cachePath )); |
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} |
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return $feature; |
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} |
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/** |
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* Caches feature node. |
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* |
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* @param string $path Feature path |
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* @param FeatureNode $feature Feature instance |
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*/ |
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public function write($path, FeatureNode $feature) |
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{ |
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file_put_contents($this->getCachePathFor($path), serialize($feature)); |
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} |
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/** |
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* Returns feature cache file path from features path. |
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* |
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* @param string $path Feature path |
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* |
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* @return string |
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*/ |
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protected function getCachePathFor($path) |
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{ |
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return $this->path.'/'.md5($path).'.feature.cache'; |
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} |
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} |
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Behat /
Gherkin
