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<?php
/*
* This file is part of Mustache.php.
*
* (c) 2010-2017 Justin Hileman
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
/**
* Mustache template Filesystem Source.
*
* This template Source uses stat() to generate the Source key, so that using
* pre-compiled templates doesn't require hitting the disk to read the source.
* It is more suitable for production use, and is used by default in the
* ProductionFilesystemLoader.
*/
class Mustache_Source_FilesystemSource implements Mustache_Source
{
private $fileName;
private $statProps;
private $stat;
/**
* Filesystem Source constructor.
*
* @param string $fileName
* @param array $statProps
*/
public function __construct($fileName, array $statProps)
{
$this->fileName = $fileName;
$this->statProps = $statProps;
}
/**
* Get the Source key (used to generate the compiled class name).
*
* @throws RuntimeException when a source file cannot be read
*
* @return string
*/
public function getKey()
{
$chunks = array(
'fileName' => $this->fileName,
);
if (!empty($this->statProps)) {
if (!isset($this->stat)) {
$this->stat = @stat($this->fileName);
}
if ($this->stat === false) {
throw new RuntimeException(sprintf('Failed to read source file "%s".', $this->fileName));
}
foreach ($this->statProps as $prop) {
$chunks[$prop] = $this->stat[$prop];
}
}
return json_encode($chunks);
}
/**
* Get the template Source.
*
* @return string
*/
public function getSource()
{
return file_get_contents($this->fileName);
}
}