viagogo/gogokit.php

<?php

namespace Viagogo\Core;

/**
 *
 */
class ErrorHandler {
    private static $exceptionLookup = array(
        "https_required" => 'Viagogo\Exceptions\SslConnectionRequiredException',
        "insufficient_scope" => 'Viagogo\Exceptions\InsufficientScopeException',
        "user_agent_required" => 'Viagogo\Exceptions\UserAgentRequiredException',
        "invalid_request_body" => 'Viagogo\Exceptions\InvalidRequestBodyException',
        "validation_failed" => 'Viagogo\Exceptions\ValidationFailedException',
        "invalid_password" => 'Viagogo\Exceptions\InvalidPasswordException',
        "email_already_exists" => 'Viagogo\Exceptions\EmailAlreadyExistsException',
        "invalid_purchase_action" => 'Viagogo\Exceptions\InvalidPurchaseActionException',
        "purchase_not_allowed" => 'Viagogo\Exceptions\PurchaseNotAllowedException',
        "listing_conflict" => 'Viagogo\Exceptions\ListingConflictException',
        "purchase_still_processing" => 'Viagogo\Exceptions\PurchaseStillProcessingException',
        "invalid_delete" => 'Viagogo\Exceptions\InvalidDeleteException',
        "internal_server_error" => 'Viagogo\Exceptions\InternalServerErrorException',
        "invalid_sale_action" => 'Viagogo\Exceptions\InvalidSaleActionException',
        "invalid_seller_listing_action" => 'Viagogo\Exceptions\InvalidSellerListingActionException',
        "sale_eticket_already_uploaded" => 'Viagogo\Exceptions\SaleETicketAlreadyUploadedException');

    public static function handleError($clientException) {
        $codeStatus = $clientException->getCode();

        if ($codeStatus == 404) {
            return new \Viagogo\Exceptions\ResourceNotFoundException($codeStatus, $clientException->getMessage(), 1, $clientException);
        }

        $response = $clientException->getResponse();

        if ($response != null && $response->json() != null) {
            $body = $response->getBody();
            return self::handleErrorBody($codeStatus, $body, $clientException);
        } else if ($codeStatus == 401) {
            return new \Viagogo\Exceptions\UnauthorizedException($codeStatus, self::ParseValueFromAuthenticatedHeader($response), 1, $clientException);
        }

        return $clientException;
    }

    public static function handleErrorBody($codeStatus, $body, $clientException) {
        $error = json_decode($body);
        if (isset($error->code) && array_key_exists($error->code, self::$exceptionLookup)) {
            $rc = new \ReflectionClass(self::$exceptionLookup[$error->code]);
            return $rc->newInstanceArgs(array($codeStatus, $error->message, 1, $clientException));
        } else if (isset($error->error)) {
            return new \Viagogo\Exceptions\BadRequestException($codeStatus, $error->error, 1, $clientException);
        }

        return $clientException;
    }

    public static function ParseValueFromAuthenticatedHeader($response) {
        $headers = $response->getHeaders();
        if (array_key_exists("WWW-Authenticate", $headers)) {
            if (preg_match('/,error_description="(?<value>.+)"/', $headers["WWW-Authenticate"][0], $error) > 0) {
                return $error[1];
            }
        }

        return null;
    }
}