website/vendor/symfony/translation/Loader/JsonFileLoader.php

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<?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\Loader;
use Symfony\Component\Translation\Exception\InvalidResourceException;
use Symfony\Component\Translation\Exception\NotFoundResourceException;
use Symfony\Component\Config\Resource\FileResource;
/**
* JsonFileLoader loads translations from an json file.
*
* @author singles
*/
class JsonFileLoader extends ArrayLoader implements LoaderInterface
{
/**
* {@inheritdoc}
*/
public function load($resource, $locale, $domain = 'messages')
{
if (!stream_is_local($resource)) {
throw new InvalidResourceException(sprintf('This is not a local file "%s".', $resource));
}
if (!file_exists($resource)) {
throw new NotFoundResourceException(sprintf('File "%s" not found.', $resource));
}
$messages = array();
if ($data = file_get_contents($resource)) {
$messages = json_decode($data, true);
if (0 < $errorCode = json_last_error()) {
throw new InvalidResourceException(sprintf('Error parsing JSON - %s', $this->getJSONErrorMessage($errorCode)));
}
}
if (null === $messages) {
$messages = array();
}
$catalogue = parent::load($messages, $locale, $domain);
$catalogue->addResource(new FileResource($resource));
return $catalogue;
}
/**
* Translates JSON_ERROR_* constant into meaningful message.
*
* @param int $errorCode Error code returned by json_last_error() call
*
* @return string Message string
*/
private function getJSONErrorMessage($errorCode)
{
switch ($errorCode) {
case JSON_ERROR_DEPTH:
return 'Maximum stack depth exceeded';
case JSON_ERROR_STATE_MISMATCH:
return 'Underflow or the modes mismatch';
case JSON_ERROR_CTRL_CHAR:
return 'Unexpected control character found';
case JSON_ERROR_SYNTAX:
return 'Syntax error, malformed JSON';
case JSON_ERROR_UTF8:
return 'Malformed UTF-8 characters, possibly incorrectly encoded';
default:
return 'Unknown error';
}
}
}