public static UserModel FromUser(User user)
{
return new UserModel()
{
id = user.Id,
email = user.Email,
firstName = user.FirstName,
lastName = user.LastName
};
}
public User ToUser(IConfigurationService configService)
{
User user = new User()
{
Email = email,
FirstName = firstName,
LastName = lastName,
PasswordHash = password == null
? null
: HashHelper.GenerateSHA1(configService.PasswordSalt + password)
};
if (id != null)
{
user.Id = id.Value;
}
return user;
}
public UserService(TemplateAppContext dbContext)
{
_dbContext = dbContext;
_user = null;
}
/// <summary>
/// Returns the currently logged in user, or <c>null</c> if there is no
/// user currently logged in.
/// </summary>
public async Task<User> GetCurrentUserAsync()
{
// get current user (or fetch user)
User currentUser = _user;
if (currentUser == null)
{
// fetch user based on user id (if any)
IPrincipal principal = Thread.CurrentPrincipal;
IIdentity identity = principal == null
? null
: principal.Identity;
if (identity != null
&& identity.IsAuthenticated)
{
var query =
from u in _dbContext.Users
where u.Email == identity.Name
select u;
currentUser = await query.FirstOrDefaultAsync();
}
// or use null user
else
{
currentUser = _nullUser;
}
// persist user
_user = currentUser;
}
// return result (or null if it is the null user object)
return currentUser == _nullUser
? null
: currentUser;
}
static UserService()
{
// initialize class variables
_nullUser = new User();
}
