public Boolean CheckLoginExist(String login)
{
String normalizedLogin = login.ToUpper();
using (var context = new CLoginServiceContext())
{
CUser user =
context.Users.SingleOrDefault(u => u.Login == normalizedLogin);
return(user != null);
}
}
public Boolean RegisterUser(String login, String password)
{
String normalizedLogin = login.ToUpper();
String passwordHash = GetHash(password);
using (var context = new CLoginServiceContext())
{
var user = new CUser(normalizedLogin, passwordHash);
try
{
context.Users.Add(user);
context.SaveChanges();
return(true);
}
catch (Exception e)
{
return(false);
}
}
}
public Boolean TryAuthorize(String login, String password, out CAuthToken token)
{
token = null;
String normalizedLogin = login.ToUpper();
String passwordHash = GetHash(password);
using (var context = new CLoginServiceContext())
{
CUser user =
context.Users.SingleOrDefault(u => u.Login == normalizedLogin && u.Password == passwordHash);
if (user != null)
{
token = new CAuthToken()
{
Id = user.Id,
Login = user.Login
};
return(true);
}
}
return(false);
}
