/// <summary>
/// 登录
/// </summary>
public void LogOn()
{
if (CurrentState != State.LoggedOff) return;
CurrentState = State.LoggingOn;
var username = Settings.User.Username ?? string.Empty;
var password = Settings.User.Password ?? string.Empty;
ThreadPool.QueueUserWorkItem(state =>
{
LogOnResult result = null;
List<string> errorMessages = new List<string>();
if (Regex.Match(username, @"^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*$", RegexOptions.IgnoreCase).Success)
{
var resultEmail = LogOnWithEmail(username, password);
if (resultEmail != null)
{
if (!resultEmail.r)
{
result = resultEmail;
}
else
{
errorMessages.Add(resultEmail.err);
}
}
}
if (result == null)
{
var resultUsername = LogOnWithUsername(username, password);
if (resultUsername != null)
{
if (!resultUsername.r)
{
result = resultUsername;
}
else
{
errorMessages.Add(resultUsername.err);
}
}
}
if (result == null)
{
result = new LogOnResult {r = true};
var invalidUsername = new[] {"invalid_user_name", "invalidate_email", "wrong_email"};
errorMessages =
(from message in errorMessages
where !string.IsNullOrEmpty(message)
select invalidUsername.Contains(message) ? "invalid_username" : message).Distinct().ToList();
if (errorMessages.Count == 0)
{
result.err = "unknown_error";
}
else
{
result.err = errorMessages.FirstOrDefault(message => message != "invalid_username") ??
errorMessages[0];
}
}
UpdateWhenLogOn(result);
});
}
///// <summary>
///// 验证码ID
///// </summary>
//private string captchaId;
#endregion
#region 成员方法
///// <summary>
///// 更新验证码
///// </summary>
//public void UpdateCaptcha()
//{
// HasCaptcha = true;
// captchaId = null;
// CaptchaUrl = null;
// ThreadPool.QueueUserWorkItem(new WaitCallback((state) =>
// {
// captchaId = new ConnectionBase().Get("http://douban.fm/j/new_captcha");
// Dispatcher.BeginInvoke(new Action(() =>
// {
// if (string.IsNullOrEmpty(captchaId))
// {
// HasCaptcha = false;
// captchaId = null;
// CaptchaUrl = null;
// }
// else
// {
// captchaId = captchaId.Trim('\"');
// HasCaptcha = true;
// CaptchaUrl = @"http://douban.fm/misc/captcha?size=m&id=" + captchaId;
// }
// }));
// }));
//}
///// <summary>
///// 根据douban.fm的主页的HTML代码更新登录状态
///// </summary>
///// <param name="html">HTML文件</param>
//internal void Update(string html)
//{
// if (!string.IsNullOrEmpty(html))
// {
// //获取昵称和播放记录
// Match match2 = Regex.Match(html, @"""user_name""[^<>]*?>(?!{{)([^<>]*?)\s*<", RegexOptions.Singleline);
// string nickname = match2.Groups[1].Value;
// Match match3 = Regex.Match(html, @"累积收听.*?(\d+).*?首");
// int played = 0;
// int.TryParse(match3.Groups[1].Value, out played);
// Match match4 = Regex.Match(html, @"加红心.*?(\d+).*?首");
// int liked = 0;
// int.TryParse(match4.Groups[1].Value, out liked);
// Match match5 = Regex.Match(html, @"(\d+).*?首不再播放");
// int banned = 0;
// int.TryParse(match5.Groups[1].Value, out banned);
// //更改属性
// Dispatcher.Invoke(new Action(() =>
// {
// /*System.Diagnostics.Debug.WriteLine("**********************************************************************");
// System.Diagnostics.Debug.WriteLine(DateTime.Now + " 以下是本次“登录/注销”返回的结果页面");
// System.Diagnostics.Debug.Indent();
// System.Diagnostics.Debug.WriteLine(html);
// System.Diagnostics.Debug.Unindent();
// System.Diagnostics.Debug.WriteLine("**********************************************************************");
// */
// if (!string.IsNullOrEmpty(nickname))
// {
// Settings.User.Nickname = nickname;
// Settings.User.Played = played;
// Settings.User.Liked = liked;
// Settings.User.Banned = banned;
// System.Diagnostics.Debug.WriteLine("已登录");
// CurrentState = State.LoggedOn;
// }
// else
// {
// Settings.User.Nickname = string.Empty;
// System.Diagnostics.Debug.WriteLine("已注销");
// CurrentState = State.LoggedOff;
// }
// }));
// }
// else
// Dispatcher.Invoke(new Action(() =>
// {
// if (CurrentState == State.LoggingOn) CurrentState = State.LoggedOff;
// else if (CurrentState == State.LoggingOff) CurrentState = State.LoggedOn;
// else if (CurrentState == State.Unknown) CurrentState = State.LoggedOff;
// else CurrentState = State.LoggedOff;
// }));
//}
/// <summary>
/// 根据服务器返回的登录结果更新登录状态
/// </summary>
private void UpdateWhenLogOn(LogOnResult result)
{
Debug.Assert(result != null, "result != null");
string errorMessage = null;
if (!result.r)
{
Settings.User.UserID = result.user_id;
Settings.User.Token = result.token;
Settings.User.Expire = result.expire;
Settings.User.Nickname = result.user_name;
Settings.User.Email = result.email;
UpdateUserInfo();
}
else
{
Debug.WriteLine(result.err);
switch (result.err)
{
case "invalid_username":
errorMessage = Resources.Resources.InvalidUsername;
break;
case "wrong_password":
errorMessage = Resources.Resources.WrongPassword;
break;
case null:
case "":
case "unknown_error":
errorMessage = Resources.Resources.UnknownError;
break;
default:
errorMessage = result.err;
break;
}
}
Dispatcher.Invoke(new Action(() =>
{
LogOnFailedMessage = errorMessage;
if (!string.IsNullOrEmpty(Settings.User.Token))
{
CurrentState = State.LoggedOn;
}
else
{
ResetUser();
}
}));
}
