public bool CheckLogin(string username, string password)
{
using (MyDbContent ctx = new MyDbContent())
{
User user = ctx.Users.SingleOrDefault(u => u.UserName == username);
if (user == null)
{
return(false);
}
return(user.UserPass == MD5Helper.Md5(password));
}
}
public UserDTO GetUserName(string username)
{
using (MyDbContent ctx = new MyDbContent())
{
User user = ctx.Users.SingleOrDefault(u => u.UserName == username);
if (user == null)
{
return(null);
}
return(ToDTO(user));
}
}
public void AddNew(string username, string password)
{
using (MyDbContent ctx = new MyDbContent())
{
if (ctx.Users.Any(u => u.UserName == username))
{
throw new ApplicationException("账号已存在");
}
User user = new User();
user.UserName = username;
user.UserPass = MD5Helper.Md5(password);
user.IsDeleted = false;
ctx.Add(user);
ctx.SaveChanges();
}
}