84 lines
2.0 KiB
PHP
84 lines
2.0 KiB
PHP
<?php
|
|
|
|
/*
|
|
* This file is part of the Symfony package.
|
|
*
|
|
* (c) Fabien Potencier <fabien@symfony.com>
|
|
*
|
|
* For the full copyright and license information, please view the LICENSE
|
|
* file that was distributed with this source code.
|
|
*/
|
|
|
|
namespace Symfony\Component\Translation\Extractor;
|
|
|
|
/**
|
|
* Base class used by classes that extract translation messages from files.
|
|
*
|
|
* @author Marcos D. Sánchez <marcosdsanchez@gmail.com>
|
|
*/
|
|
abstract class AbstractFileExtractor
|
|
{
|
|
/**
|
|
* @param string|array $resource files, a file or a directory
|
|
*
|
|
* @return array
|
|
*/
|
|
protected function extractFiles($resource)
|
|
{
|
|
if (is_array($resource) || $resource instanceof \Traversable) {
|
|
$files = array();
|
|
foreach ($resource as $file) {
|
|
if ($this->canBeExtracted($file)) {
|
|
$files[] = $this->toSplFileInfo($file);
|
|
}
|
|
}
|
|
} elseif (is_file($resource)) {
|
|
$files = $this->canBeExtracted($resource) ? array($this->toSplFileInfo($resource)) : array();
|
|
} else {
|
|
$files = $this->extractFromDirectory($resource);
|
|
}
|
|
|
|
return $files;
|
|
}
|
|
|
|
/**
|
|
* @param string $file
|
|
*
|
|
* @return \SplFileInfo
|
|
*/
|
|
private function toSplFileInfo($file)
|
|
{
|
|
return ($file instanceof \SplFileInfo) ? $file : new \SplFileInfo($file);
|
|
}
|
|
|
|
/**
|
|
* @param string $file
|
|
*
|
|
* @return bool
|
|
*
|
|
* @throws \InvalidArgumentException
|
|
*/
|
|
protected function isFile($file)
|
|
{
|
|
if (!is_file($file)) {
|
|
throw new \InvalidArgumentException(sprintf('The "%s" file does not exist.', $file));
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @param string $file
|
|
*
|
|
* @return bool
|
|
*/
|
|
abstract protected function canBeExtracted($file);
|
|
|
|
/**
|
|
* @param string|array $resource files, a file or a directory
|
|
*
|
|
* @return array files to be extracted
|
|
*/
|
|
abstract protected function extractFromDirectory($resource);
|
|
}
|