/**
* Create a new byte service client.
*
* @param QuestionHelper $questionHelper
* @param InputInterface $input
* @param OutputInterface $output
* @return ByteServiceClient
* @throws \UnexpectedValueException when one of the factory techniques
* delivers anything but an instance of ByteServiceClient.
*/
protected function createByteClient(QuestionHelper $questionHelper, InputInterface $input, OutputInterface $output)
{
if (!$input->getOption('skip-byte-auth')) {
$authFile = ByteServiceClient::AUTH_FILE;
try {
$client = ByteServiceClient::fromAuthFile();
} catch (\Exception $e) {
$client = null;
}
if (isset($client)) {
$output->writeln("Using credentials from: <comment>{$authFile}</comment>");
}
}
if (!isset($client)) {
$client = new ByteServiceClient(ByteCredentials::fromQuestionHelper($questionHelper, $input, $output));
}
if (!$client instanceof ByteServiceClient) {
throw new \UnexpectedValueException('Expected instance of ByteServiceClient!');
}
return $client;
}
/**
* Authenticate the supplied client with the supplied credentials.
*
* @param Client $client
* @param ByteCredentials $credentials
* @return Client
* @throws \RuntimeException when the client could not authenticate.
*/
protected function authenticateClient(Client $client, ByteCredentials $credentials)
{
// Fetch the CSRF middleware token and store it in the cookie jar.
$csrfResponse = $client->get('login', ['http_errors' => false]);
if (!preg_match('/csrftoken\\=([^\\;]+)\\;/', $csrfResponse->getHeaderLine('Set-Cookie'), $matches)) {
throw new \RuntimeException('Did not receive a CSRF token in the cookie headers: ' . $csrfResponse->getHeaderLine('Set-Cookie'));
}
list(, $token) = $matches;
// Log in to byte.
$client->post(static::AUTH_ENDPOINT, ['form_params' => ['csrfmiddlewaretoken' => $token, 'username' => $credentials->getUser(), 'password' => $credentials->getPassword()], 'headers' => ['Referer' => static::AUTH_ENDPOINT]]);
return $client;
}