Viewing file:  TokenValidator.php (1.12 KB) -rw-r--r--
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<?php
/*
* This file is part of jwt-auth.
*
* (c) Sean Tymon <tymon148@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Tymon\JWTAuth\Validators;
use Tymon\JWTAuth\Exceptions\TokenInvalidException;
class TokenValidator extends Validator
{
/**
* Check the structure of the token.
*
* @param string $value
* @return string
*/
public function check($value)
{
return $this->validateStructure($value);
}
/**
* @param string $token
* @return string
*
* @throws \Tymon\JWTAuth\Exceptions\TokenInvalidException
*/
protected function validateStructure($token)
{
$parts = explode('.', $token);
if (count($parts) !== 3) {
throw new TokenInvalidException('Wrong number of segments');
}
$parts = array_filter(array_map('trim', $parts));
if (count($parts) !== 3 || implode('.', $parts) !== $token) {
throw new TokenInvalidException('Malformed token');
}
return $token;
}
}
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