/// <summary>
/// Performs login to GitHub.
/// </summary>
/// <param name="login">User login.</param>
/// <param name="pass">User password.</param>
/// <param name="authCode">Optional authentication code for two-factor authentication.</param>
/// <returns><see cref="HttpResponseMessage"/>.</returns>
private static async Task <HttpResponseMessage> LoginGithub(string login, string pass, string authCode = null)
{
var authString = Convert.ToBase64String(Encoding.Default.GetBytes($"{login}:{pass}"));
var parameters = new
{
scopes = new string[] { },
client_id = ClientId,
client_secret = ClientSecret,
};
using (var client = new HttpClient())
{
client.DefaultRequestHeaders.Add("User-Agent", login);
using (var message = new HttpRequestMessage(HttpMethod.Post, ApiUrl))
{
message.Headers.Accept.ParseAdd("application/json");
message.Headers.Authorization = AuthenticationHeaderValue.Parse($"Basic {authString}");
// Two-factor authentication
if (authCode != null)
{
message.Headers.Add(GithubOtpHeader, authCode);
}
var content = new StringContent(JsonConvert.SerializeObject(parameters), Encoding.UTF8, "application/json");
message.Content = content;
CakeTubeLogger.Trace(Resources_Logs.GettingOAuthToken);
return(await client.SendAsync(message).ConfigureAwait(false));
}
}
}
/// <summary>
/// Gets GiHub OAuth token.
/// </summary>
/// <param name="login">User login.</param>
/// <param name="pass">User password.</param>
/// <returns>OAuth token or string.Empty in case of failure.</returns>
public static async Task <string> GetGithubOAuthToken(string login, string pass)
{
try
{
var response = await LoginGithub(login, pass).ConfigureAwait(false);
if (!response.IsSuccessStatusCode)
{
if (response.StatusCode == HttpStatusCode.Unauthorized &&
response.Headers.Contains(GithubOtpHeader))
{
CakeTubeLogger.Trace(Resources_Logs.TwoFactorAuthenticationEnabled);
var requestAuthCode = ServiceLocator.Current.GetInstance <RequestAuthCode>();
requestAuthCode.ShowDialog();
if (requestAuthCode.DialogResult != true)
{
CakeTubeLogger.Trace(Resources_Logs.CancelAuthorization);
return(string.Empty);
}
var authCode = requestAuthCode.RequestAuthCodeViewModel.AuthCode;
CakeTubeLogger.Trace(Resources_Logs.SendingAuthenticationCode);
response = await LoginGithub(login, pass, authCode).ConfigureAwait(false);
if (!response.IsSuccessStatusCode)
{
CakeTubeLogger.Trace(Resources_Logs.TwoFactorAuthenticationFailedError);
return(string.Empty);
}
}
else
{
CakeTubeLogger.Trace(Resources_Logs.UnableToGetOAuthError);
return(string.Empty);
}
}
CakeTubeLogger.Trace(Resources_Logs.GettingValidResponse);
var responseString = await response.Content.ReadAsStringAsync().ConfigureAwait(false);
var responseJson = JObject.Parse(responseString);
return(responseJson["token"].ToObject <string>());
}
catch (Exception exception)
{
CakeTubeLogger.Error(Resources_Logs.GitHubLoginError, exception);
return(string.Empty);
}
}
/// <summary>
/// Gets GiHub OAuth token.
/// </summary>
/// <param name="login">User login.</param>
/// <param name="pass">User password.</param>
/// <returns>OAuth token or string.Empty in case of failure.</returns>
public static async Task <string> GetGithubOAuthToken(string login, string pass)
{
try
{
var response = await LoginGithub(login, pass);
if (!response.IsSuccessStatusCode)
{
if (response.StatusCode == HttpStatusCode.Unauthorized &&
response.Headers.Contains(GithubOtpHeader))
{
CakeTubeLogger.Trace("Two-factor authentication enabled");
var requestAuthCode = ServiceLocator.Current.GetInstance <RequestAuthCode>();
requestAuthCode.ShowDialog();
if (requestAuthCode.DialogResult != true)
{
CakeTubeLogger.Trace("Cancel authorization!");
return(string.Empty);
}
var authCode = requestAuthCode.RequestAuthCodeViewModel.AuthCode;
CakeTubeLogger.Trace("Sending authentication code...");
response = await LoginGithub(login, pass, authCode);
if (!response.IsSuccessStatusCode)
{
CakeTubeLogger.Trace("Two-factor authentication failed!");
return(string.Empty);
}
}
else
{
CakeTubeLogger.Trace("Unable to get OAuth token from GitHub!");
return(string.Empty);
}
}
CakeTubeLogger.Trace("Got valid response from GitHub");
var responseString = await response.Content.ReadAsStringAsync();
var responseJson = JObject.Parse(responseString);
return(responseJson["token"].ToObject <string>());
}
catch (Exception exception)
{
CakeTubeLogger.Error("Can not login via GitHub", exception);
return(string.Empty);
}
}
