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<?php |
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declare(strict_types=1); |
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/** |
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* SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors |
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* SPDX-License-Identifier: AGPL-3.0-or-later |
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*/ |
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namespace OCA\TwoFactorGateway\Provider\Channel\WhatsApp; |
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use BaconQrCode\Renderer\PlainTextRenderer; |
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use BaconQrCode\Writer; |
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use GuzzleHttp\Exception\ClientException; |
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use GuzzleHttp\Exception\RequestException; |
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use GuzzleHttp\Exception\ServerException; |
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use OCA\TwoFactorGateway\Exception\ConfigurationException; |
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use OCA\TwoFactorGateway\Exception\MessageTransmissionException; |
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use OCA\TwoFactorGateway\Provider\Gateway\AGateway; |
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use OCP\Http\Client\IClient; |
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use OCP\Http\Client\IClientService; |
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use OCP\IAppConfig; |
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use OCP\IConfig; |
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use OCP\IL10N; |
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use OCP\IUser; |
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use Psr\Log\LoggerInterface; |
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use Symfony\Component\Console\Cursor; |
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use Symfony\Component\Console\Helper\QuestionHelper; |
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use Symfony\Component\Console\Input\InputInterface; |
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use Symfony\Component\Console\Output\OutputInterface; |
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use Symfony\Component\Console\Question\Question; |
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/** |
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* @method string getBaseUrl() |
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* @method static setBaseUrl(string $baseUrl) |
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*/ |
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class Gateway extends AGateway { |
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public const SCHEMA = [ |
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'name' => 'WhatsApp', |
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'fields' => [ |
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['field' => 'base_url', 'prompt' => 'Base URL to your WhatsApp API endpoint:'], |
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], |
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]; |
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private string $instanceId; |
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private IClient $client; |
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private string $lazyBaseUrl = ''; |
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public function __construct( |
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public IAppConfig $appConfig, |
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private IConfig $config, |
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private IClientService $clientService, |
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private LoggerInterface $logger, |
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private IL10N $l10n, |
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) { |
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parent::__construct($appConfig); |
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$this->instanceId = $this->config->getSystemValue('instanceid'); |
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$this->client = $this->clientService->newClient(); |
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} |
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#[\Override] |
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public function send(IUser $user, string $identifier, string $message, array $extra = []): void { |
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$message = $this->l10n->t('`%s` is your Nextcloud verification code.', [$extra['code']]); |
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$this->logger->debug("sending whatsapp message to $identifier, message: $message"); |
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$response = $this->getSessionStatus(); |
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if ($response !== 'CONNECTED') { |
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throw new MessageTransmissionException('WhatsApp session is not connected. Current status: ' . $response); |
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} |
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$chatId = $this->getChatIdFromPhoneNumber($identifier); |
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try { |
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$response = $this->client->post($this->getBaseUrl() . '/client/sendMessage/' . $this->instanceId, [ |
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'json' => [ |
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'chatId' => $chatId, |
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'contentType' => 'string', |
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'content' => $message, |
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'options' => [], |
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], |
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]); |
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} catch (\Exception $e) { |
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$this->logger->error('Could not send WhatsApp message', [ |
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'identifier' => $identifier, |
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'exception' => $e, |
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]); |
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throw new MessageTransmissionException(); |
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} |
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$this->logger->debug("whatsapp message to chat $identifier sent"); |
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} |
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#[\Override] |
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public function cliConfigure(InputInterface $input, OutputInterface $output): int { |
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$helper = new QuestionHelper(); |
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$baseUrlQuestion = new Question(self::SCHEMA['fields'][0]['prompt'] . ' '); |
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$this->lazyBaseUrl = $helper->ask($input, $output, $baseUrlQuestion); |
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$this->lazyBaseUrl = rtrim($this->lazyBaseUrl, '/'); |
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try { |
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if ($this->getSessionQr($output) === 1) { |
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return 1; |
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} |
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} catch (\Exception $e) { |
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$output->writeln('<error>' . $e->getMessage() . '</error>'); |
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} |
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$this->setBaseUrl($this->lazyBaseUrl); |
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return 0; |
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} |
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private function getChatIdFromPhoneNumber(string $phoneNumber): string { |
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try { |
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$response = $this->client->post($this->getBaseUrl() . '/client/getNumberId/' . $this->instanceId, [ |
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'json' => [ |
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'number' => preg_replace('/\D/', '', $phoneNumber), |
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], |
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]); |
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$json = $response->getBody(); |
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$data = json_decode($json, true); |
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if (empty($data['result'])) { |
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throw new MessageTransmissionException('The phone number is not registered on WhatsApp.'); |
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} |
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return $data['result']['_serialized']; |
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} catch (ServerException $e) { |
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$content = $e->getResponse()?->getBody()?->getContents(); |
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if ($content === null) { |
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throw new MessageTransmissionException('Unknown error'); |
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} |
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$errorMessage = json_decode($content, true)['error'] ?? 'Unknown error'; |
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throw new MessageTransmissionException($errorMessage); |
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} |
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} |
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/** |
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* @throws ConfigurationException |
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*/ |
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public function getBaseUrl(): string { |
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if ($this->lazyBaseUrl !== '') { |
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return $this->lazyBaseUrl; |
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} |
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/** @var string */ |
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$this->lazyBaseUrl = $this->__call(__FUNCTION__, []); |
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return $this->lazyBaseUrl; |
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} |
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private function getSessionQr(OutputInterface $output): int { |
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$renderer = new PlainTextRenderer(margin: 3); |
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$writer = new Writer($renderer); |
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$cursor = new Cursor($output); |
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if ($this->startSession() === 2) { |
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$output->writeln('<info>Session already connected, no need to scan QR code.</info>'); |
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return 0; |
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} |
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$last = null; |
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while (true) { |
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$response = $this->client->get($this->getBaseUrl() . '/session/qr/' . $this->instanceId); |
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$json = $response->getBody(); |
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$data = json_decode($json, true); |
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if ($data['success'] === false) { |
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if ($data['message'] === 'qr code not ready or already scanned') { |
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$output->writeln('<error>Session not connected yet, waiting...</error>'); |
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sleep(2); |
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continue; |
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} |
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$output->writeln('<error>' . $data['message'] . '</error>'); |
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return 1; |
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} |
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$qrCodeContent = $data['qr']; |
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if ($qrCodeContent !== $last) { |
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$last = $qrCodeContent; |
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$cursor->clearScreen(); |
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$cursor->moveToPosition(1, 1); |
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$output->write($writer->writeString($qrCodeContent)); |
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$output->writeln(''); |
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$output->writeln('<info>Please confirm on your phone.</info>'); |
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$output->writeln('Press Ctrl+C to exit'); |
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} |
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sleep(1); |
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if ($this->startSession() === 2) { |
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return 0; |
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} |
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} |
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return 0; |
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} |
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private function getSessionStatus(): string { |
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$endpoint = $this->getBaseUrl() . '/session/status/' . $this->instanceId; |
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try { |
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$response = $this->client->get($endpoint); |
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$body = (string)$response->getBody(); |
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$responseData = json_decode($body, true); |
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if (!is_array($responseData)) { |
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return 'not_connected'; |
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} |
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if (($responseData['success'] ?? null) === false) { |
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$msg = $responseData['message'] ?? ''; |
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return in_array($msg, ['session_not_found', 'session_not_connected'], true) |
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? $msg |
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: 'not_connected'; |
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} |
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return (string)($responseData['state'] ?? 'not_connected'); |
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} catch (ClientException $e) { |
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return 'not_connected'; |
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} catch (RequestException $e) { |
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$this->logger->info('Could not connect to ' . $endpoint, ['exception' => $e]); |
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throw new \Exception('Could not connect to the WhatsApp API. Please check the URL.', 1); |
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} |
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} |
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/** |
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* @return integer 0 = not connected, 1 = started, 2 = connected |
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*/ |
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private function startSession(): int { |
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$status = $this->getSessionStatus(); |
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return match ($status) { |
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'CONNECTED' => 2, |
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'session_not_connected' => 0, |
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'session_not_found' => $this->getSessionStart(), |
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default => 0, |
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}; |
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} |
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private function getSessionStart(): int { |
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$endpoint = $this->getBaseUrl() . '/session/start/' . $this->instanceId; |
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try { |
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$this->client->get($endpoint); |
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} catch (ClientException $e) { |
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return 1; |
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} catch (RequestException $e) { |
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$this->logger->info('Could not connect to ' . $endpoint, [ |
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'exception' => $e, |
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]); |
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throw new \Exception('Could not connect to the WhatsApp API. Please check the URL.', 1); |
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} |
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return 0; |
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} |
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} |
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nextcloud /
twofactor_gateway
Loading history...
The issue could also be caused by a filter entry in the build configuration. If the path has been excluded in your configuration, e.g.
excluded_paths: ["lib/*"], you can move it to the dependency path list as follows:For further information see https://scrutinizer-ci.com/docs/tools/php/php-scrutinizer/#list-dependency-paths