* * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Mailer\Bridge\Mailgun\Transport; use Psr\EventDispatcher\EventDispatcherInterface; use Psr\Log\LoggerInterface; use Symfony\Component\Mailer\Exception\HttpTransportException; use Symfony\Component\Mailer\SentMessage; use Symfony\Component\Mailer\Transport\AbstractHttpTransport; use Symfony\Component\Mime\Part\DataPart; use Symfony\Component\Mime\Part\Multipart\FormDataPart; use Symfony\Contracts\HttpClient\Exception\DecodingExceptionInterface; use Symfony\Contracts\HttpClient\Exception\TransportExceptionInterface; use Symfony\Contracts\HttpClient\HttpClientInterface; use Symfony\Contracts\HttpClient\ResponseInterface; /** * @author Kevin Verschaeve */ class MailgunHttpTransport extends AbstractHttpTransport { use MailgunHeadersTrait; private const HOST = 'api.%region_dot%mailgun.net'; private string $key; private string $domain; private ?string $region; public function __construct(string $key, string $domain, string $region = null, HttpClientInterface $client = null, EventDispatcherInterface $dispatcher = null, LoggerInterface $logger = null) { $this->key = $key; $this->domain = $domain; $this->region = $region; parent::__construct($client, $dispatcher, $logger); } public function __toString(): string { return sprintf('mailgun+https://%s?domain=%s', $this->getEndpoint(), $this->domain); } protected function doSendHttp(SentMessage $message): ResponseInterface { $body = new FormDataPart([ 'to' => implode(',', $this->stringifyAddresses($message->getEnvelope()->getRecipients())), 'message' => new DataPart($message->toString(), 'message.mime'), ]); $headers = []; foreach ($body->getPreparedHeaders()->all() as $header) { $headers[] = $header->toString(); } $endpoint = sprintf('%s/v3/%s/messages.mime', $this->getEndpoint(), urlencode($this->domain)); $response = $this->client->request('POST', 'https://'.$endpoint, [ 'auth_basic' => 'api:'.$this->key, 'headers' => $headers, 'body' => $body->bodyToIterable(), ]); try { $statusCode = $response->getStatusCode(); $result = $response->toArray(false); } catch (DecodingExceptionInterface) { throw new HttpTransportException('Unable to send an email: '.$response->getContent(false).sprintf(' (code %d).', $statusCode), $response); } catch (TransportExceptionInterface $e) { throw new HttpTransportException('Could not reach the remote Mailgun server.', $response, 0, $e); } if (200 !== $statusCode) { throw new HttpTransportException('Unable to send an email: '.$result['message'].sprintf(' (code %d).', $statusCode), $response); } $message->setMessageId($result['id']); return $response; } private function getEndpoint(): ?string { $host = $this->host ?: str_replace('%region_dot%', 'us' !== ($this->region ?: 'us') ? $this->region.'.' : '', self::HOST); return $host.($this->port ? ':'.$this->port : ''); } }