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<?php
/**
* Simple file system wrapper for twig to process twig files
*
* @link http://www.yiiframework.com/
* @copyright Copyright (c) 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
namespace yii\twig;
/**
* Twig view file loader class.
*
* @author dev-mraj <dev.meghraj@gmail.com>
*/
class TwigSimpleFileLoader implements \Twig_LoaderInterface
{
/**
* @var string Path to directory
*/
private $_dir;
/**
* @param string $dir path to directory
*/
public function __construct($dir)
{
$this->_dir = $dir;
}
/**
* Compare a file's freshness with previously stored timestamp
*
* @param $name string file name to check
* @param $time int timestamp to compare with
* @return boolean true if file is still fresh and not changes, false otherwise
*/
public function isFresh($name, $time)
{
return filemtime($this->getFilePath($name)) <= $time;
}
/**
* Get the source of given file name
*
* @param string $name file name
* @return string contents of given file name
*/
public function getSource($name)
{
return file_get_contents($this->getFilePath($name));
}
/**
* Get unique key that can represent this file uniquely among other files.
* @param string $name
* @return string
*/
public function getCacheKey($name)
{
return $this->getFilePath($name);
}
/**
* internally used to get absolute path of given file name
* @param string $name file name
* @return string absolute path of file
*/
protected function getFilePath($name){
return $this->_dir . '/' . $name;
}
}