OAuth2\Endpoint\Server\Messages\AccessToken\ErrorResponse

Complexity

Total Complexity

8

Size/Duplication

Total Lines	53
Duplicated Lines	0 %

Test Coverage

Coverage

0%

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
C	__construct()	0	28	7
A	containsNotAsciiChar()	0	3	1

<?php
/**
 * Created by PhpStorm.
 * User: Alexandre
 * Date: 31/12/2017
 * Time: 17:05
 */

namespace OAuth2OLD\Endpoint\Server\Messages\AccessToken;


use GuzzleHttp\Psr7\Response;
use GuzzleHttp\Psr7\Uri;
use Psr\Http\Message\UriInterface;

class ErrorResponse extends Response
{
    const errors = [
        'invalid_request',
        'invalid_client',
        'invalid_grant',
        'unauthorized_client',
        'unsupported_grant_type',
        'invalid_scope'
    ];

    /**
     * ErrorResponse constructor.
     * @param string $error
     * @param null|string $errorDescription
     * @param null|string $errorUri
     * @param int $status
     * @param array $headers
     * @throws \Exception
     */
    public function __construct(string $error, ?string $errorDescription = null, ?string $errorUri = null, int $status = 400, array $headers = [])
    {
        if ($this->containsNotAsciiChar($error)) {
            throw new \Exception('Malformed error type. Expect ascii string. Got : ' . $error);
        }

        if (!in_array($error, self::errors)) {
            throw new \Exception('Unexpected error type. Expect one of : ' . implode(', ', self::errors));
        }

        $data = ['error' => $error];

        if ($errorDescription) {
            if ($this->containsNotAsciiChar($errorDescription)) {
                throw new \Exception('Malformed error description. Expect ascii string. Got : ' . $errorDescription);
            }
            $data['error_description'] = $errorDescription;
        }

        if ($errorUri) {
            if ($this->containsNotAsciiChar($errorUri)) {
                throw new \Exception('Malformed error uri. Expect ascii string. Got : ' . $errorUri);
            }

            $data['error_uri'] = $errorDescription;
        }

        parent::__construct($status, $headers, json_encode($data));
    }

    private function containsNotAsciiChar(string $string)
    {
        return preg_match('/[^\x20-\x7e]/', $string);
    }
}