/// <summary>
/// Returns true if the token is valid otherwise; false.
/// </summary>
/// <param name="userName">Username of the person who's password is being reset.</param>
/// <param name="token">Token that came from the email that was sent out.</param>
public async Task <StggResult <PasswordResetVm> > ValidateResetPasswordTokenAsync(string userName, string token)
{
// Find the user using the manager.
var stggResult = new StggResult <PasswordResetVm>();
var user = await AppUserManager.FindByNameAsync(userName);
// Return value
if (!string.IsNullOrEmpty(user?.PasswordResetToken))
{
var passResetVm = new PasswordResetVm
{
FirstName = user.UserProfile.FirstName,
LastName = user.UserProfile.LastName,
Email = user.Email,
Token = token,
IsValidResetPassToken = user.PasswordResetToken == token
};
stggResult.SetValue(passResetVm);
}
else
{
stggResult.AddError("User not found.");
}
return(stggResult);
}
/// <summary>
/// Validates the token and reset (change) user account password.
/// Returns true if the password has been successfuly changed otherwise, false.
/// </summary>
/// <param name="passResetVm">Password reset view model that contains all the information needed to change the password.</param>
public async Task <StggResult> ResetPasswordAsync(PasswordResetVm passResetVm)
{
var stggResult = new StggResult();
if (passResetVm.Password != passResetVm.ConfirmPassword)
{
stggResult.AddError("Passwords do not match.");
return(stggResult);
}
// Let's find the user we need more information about this user.
var user = await AppUserManager.FindByEmailAsync(passResetVm.Email);
// Make sure the user is not null and password token is not null;
if (string.IsNullOrEmpty(user?.PasswordResetToken))
{
stggResult.AddError("User not found.");
return(stggResult);
}
// Try resetting the password...
var resetPassResult = await AppUserManager.ResetPasswordAsync(user.Id, passResetVm.Token, passResetVm.Password);
stggResult.SetValue(resetPassResult.Succeeded);
// Reset the token to null
user.PasswordResetToken = null;
AppUserManager.Update(user);
return(stggResult);
}
/// <summary>
/// Confirm email by user id. Returns true if the transaction was successful otherwise - false.
/// </summary>
/// <param name="userName">User name of the person confirming his/her email.</param>
/// <param name="token">Token that was included in the email link.</param>
public async Task <StggResult> ValidateEmailConfirmationTokenAsync(string userName, string token)
{
// Find the user using the manager.
var stggResult = new StggResult();
var user = await AppUserManager.FindByNameAsync(userName);
if (user == null || user.EmailConfirmed)
{
/* Could not find user OR the the email has already been confirmed. */
stggResult.SetValue(false);
return(stggResult);
}
var confirmEmailResult = await AppUserManager.ConfirmEmailAsync(user.Id, token);
stggResult.SetValue(confirmEmailResult.Succeeded);
return(stggResult);
}
/// <summary>
/// Create a new user account.
/// </summary>
/// <param name="appUserRegisterVm">Registration view model.</param>
public async Task <StggResult <AppUserVm> > RegisterAsync(AppUserRegisterVm appUserRegisterVm)
{
// Make sure that the email isn't being used by an existing user.
var stggResult = new StggResult <AppUserVm>();
var userByEmail = await AppUserManager.FindByEmailAsync(appUserRegisterVm.Email);
if (userByEmail != null)
{
stggResult.AddError("The specified email address already exist within the system. Please enter a different email address.");
return(stggResult);
}
// Create data models from the register view model.
var userProfile = SecurityFactory.BuildOneUserProfile_ByAppUserRegisterVm(
appUserRegisterVm,
AppSettings.DefaultUserAvatar);
var user = SecurityFactory.BuildOneUser_ByAppUserRegisterVm(
appUserRegisterVm,
userProfile);
// Save changes to the database.
var createResult = await AppUserManager.CreateAsync(user, appUserRegisterVm.Password);
if (createResult.Succeeded == false)
{
stggResult.AddError("Failed to create user account.");
return(stggResult);
}
// Add user to the User Role
var addRoleResult = await AppUserManager.AddToRoleAsync(user.Id, Role.NAME_USER);
if (addRoleResult.Succeeded == false)
{
stggResult.AddError("Failed to create user account.");
return(stggResult);
}
// Get the application user instance.
var stggResUser = (await FindByIdAsync(user.Id)).Value;
stggResUser.EmailConfirmationToken = GenerateEmailConfirmationToken(stggResUser.Id);
// Set the stgg output
stggResult.SetValue(stggResUser);
// Return the application user.
return(stggResult);
}
/// <summary>
/// Send a new email confirmation to the user.
/// </summary>
/// <param name="emailConfReqVm">View model that contains the email information where we need to send the confirmation to.</param>
public async Task <StggResult> RequestEmailConfirmationTokenAsync(EmailConfirmRequestVm emailConfReqVm)
{
// Gather information about the user and generate the email confirmation token.
var stggResult = new StggResult();
var user = await AppUserManager.FindByEmailAsync(emailConfReqVm.Email);
// Throw exception if the user was not found.
if (user == null)
{
stggResult.AddError("Invalid email confirmation parameter.");
return(stggResult);
}
var token = await AppUserManager.GenerateEmailConfirmationTokenAsync(user.Id);
stggResult.SetValue(!string.IsNullOrEmpty(token));
return(stggResult);
}
/// <summary>
/// Find a user by Id.
/// </summary>
/// <param name="userId">User account Id.</param>
public async Task <StggResult <AppUserVm> > FindByIdAsync(int userId)
{
// Find the user account
var stggResult = new StggResult <AppUserVm>();
var user = await AppUserManager.FindByIdAsync(userId);
if (user == null)
{
stggResult.AddError("User not found.");
return(stggResult);
}
// Convert the user account into an application user view model
var userRoleIds = user.Roles.Select(e => e.RoleId);
var roleNames = FindRolesByIds(userRoleIds);
stggResult.SetValue(new AppUserVm(user, roleNames));
return(stggResult);
}
/// <summary>
/// Get personal information from the database.
/// </summary>
/// <param name="id">User id of the user.</param>
public StggResult <PersonalInfoManageVm> GetPersonalInfo(int id)
{
// Get data from the database and build the result.
var userProfile = Repositories.UserProfile.GetOne(x => x.UserId == id);
var personalInfoEditorVm = new PersonalInfoManageVm(userProfile);
var stggResult = new StggResult <PersonalInfoManageVm>();
// quick check on returned value.
if (userProfile == null)
{
stggResult.SetStatus(StggResultStatus.Failed);
}
else
{
// profile was found - return this profile.
stggResult.SetStatus(StggResultStatus.Succeeded);
stggResult.SetValue(personalInfoEditorVm);
}
// return value
return(stggResult);
}
/// <summary>
/// Authenticate a user.
/// </summary>
/// <param name="appUserLoginVm">Login view model.</param>
public async Task <StggResult <SignInStatus, AppUserVm> > LoginAsync(AppUserLoginVm appUserLoginVm)
{
var stggResult = new StggResult <SignInStatus, AppUserVm>();
var appUserVm = new AppUserVm();
var user = await AppUserManager.FindByNameAsync(appUserLoginVm.UserName);
if (user != null)
{
var isLockedOut = await AppUserManager.IsLockedOutAsync(user.Id);
if (AppUserManager.SupportsUserLockout && isLockedOut)
{
// User is locked.
appUserVm.SignInStatus = SignInStatus.LockedOut;
}
else
{
// Authenticate user.
if (AppUserManager.CheckPassword(user, appUserLoginVm.Password))
{
// Now we need to check and reset the Access Failed Counter for this user.
var getAccessFailedExceeded = AppUserManager.GetAccessFailedCount(user.Id) > 0;
if (AppUserManager.SupportsUserLockout && getAccessFailedExceeded)
{
// Reset the failed count.
var resetAccessFailResult = await AppUserManager.ResetAccessFailedCountAsync(user.Id);
if (resetAccessFailResult.Succeeded == false)
{
appUserVm.SignInStatus = SignInStatus.Failed;
stggResult.AddError("Failed to login.");
}
}
var emailIsConfirmed = AppUserManager.IsEmailConfirmed(user.Id);
if (!emailIsConfirmed)
{
appUserVm.SignInStatus = SignInStatus.RequiresVerification;
stggResult.AddError("Email requires verification.");
}
var userRoleIds = user.Roles.Select(e => e.RoleId);
var roleNames = FindRolesByIds(userRoleIds);
appUserVm = new AppUserVm(user, roleNames, true);
}
else
{
var lockedoutEnabledForUser = await AppUserManager.GetLockoutEnabledAsync(user.Id);
// Password was not valid.
if (AppUserManager.SupportsUserLockout && lockedoutEnabledForUser)
{
// Increment access failed count.
var accessFailedResult = await AppUserManager.AccessFailedAsync(user.Id);
if (accessFailedResult.Succeeded == false)
{
appUserVm.SignInStatus = SignInStatus.LockedOut;
stggResult.AddError("User is locked out.");
}
else
{
appUserVm.SignInStatus = SignInStatus.Failed;
}
}
else
{
appUserVm.SignInStatus = SignInStatus.Failed;
}
}
}
}
else
{
// We could not find this user from the database.
appUserVm.SignInStatus = SignInStatus.Failed;
}
stggResult.SetValue(appUserVm);
stggResult.SetStatus(appUserVm.SignInStatus);
return(stggResult);
}