/// <summary>
/// 验证提供的用户名和密码是否匹配
/// </summary>
/// <param name="username">用户名</param>
/// <param name="password">密码</param>
/// <returns>返回<see cref="UserLoginStatus"/></returns>
public UserLoginStatus ValidateUser(string username, string password)
{
long userId = UserIdToUserNameDictionary.GetUserId(username);
User user = userRepository.Get(userId);
if (user == null)
{
return(UserLoginStatus.InvalidCredentials);
}
if (!UserPasswordHelper.CheckPassword(password, user.Password, (UserPasswordFormat)user.PasswordFormat))
{
return(UserLoginStatus.InvalidCredentials);
}
if (!user.IsActivated)
{
return(UserLoginStatus.NotActivated);
}
if (user.IsBanned)
{
if (user.BanDeadline >= DateTime.UtcNow)
{
return(UserLoginStatus.Banned);
}
else
{
user.IsBanned = false;
user.BanDeadline = DateTime.UtcNow;
userRepository.Update(user);
}
}
return(UserLoginStatus.Success);
}
/// <summary>
/// 获取完整的用户实体
/// </summary>
/// <param name="userService"></param>
/// <param name="userName">用户名</param>
public static User GetFullUser(this IUserService userService, string userName)
{
IUserRepository userRepository = userService.GetUserRepository();
long userId = UserIdToUserNameDictionary.GetUserId(userName);
return(userRepository.GetUser(userId));
}
/// <summary>
/// 是否开始使用验证码
/// </summary>
/// <param name="userName">用户名</param>
/// <param name="scenarios">验证码使用场景</param>
/// <returns></returns>
public static bool UseCaptcha(VerifyScenarios scenarios = VerifyScenarios.Post, bool isLimitCount = false)
{
CaptchaSettings verificationCodeSettings = CaptchaSettings.Instance();
if (!verificationCodeSettings.EnableCaptcha)
{
return(false);
}
IUser currentUser = UserContext.CurrentUser;
if (scenarios == VerifyScenarios.Register || currentUser == null && scenarios == VerifyScenarios.Post)
{
return(true);
}
//后台登陆
if (scenarios == VerifyScenarios.Login && currentUser != null)
{
return(true);
}
if (currentUser == null && scenarios == VerifyScenarios.Post && verificationCodeSettings.EnableAnonymousCaptcha)
{
return(true);
}
string userName = GetUserName();
if (scenarios == VerifyScenarios.Login && UserIdToUserNameDictionary.GetUserId(userName) == 0)
{
return(false);
}
string cacheKey = GetCacheKey_LimitTryCount(userName, scenarios);
int? limitTryCount = cacheService.Get(cacheKey) as int?;
if (limitTryCount.HasValue &&
((scenarios == VerifyScenarios.Login && limitTryCount >= verificationCodeSettings.CaptchaLoginCount) ||
(scenarios == VerifyScenarios.Post && limitTryCount >= verificationCodeSettings.CaptchaPostCount)))
{
return(true);
}
if (isLimitCount)
{
if (limitTryCount.HasValue)
{
limitTryCount++;
}
else
{
limitTryCount = 1;
}
cacheService.Set(cacheKey, limitTryCount, CachingExpirationType.SingleObject);
}
return(false);
}
/// <summary>
/// 获取用户
/// </summary>
/// <param name="userName">用户名</param>
public IUser GetUser(string userName)
{
long userId = UserIdToUserNameDictionary.GetUserId(userName);
return(GetUser(userId));
}