private void View_Authenticate(object sender, EventArgs e)
{
view.RoleID = -1;
view.IsSuccess = false;
using (QuizManagementDataContext dataContext = new QuizManagementDataContext())
{
if (dataContext.Users.SingleOrDefault(user => user.username.Equals(view.LoginUser.username)) != null)
{
// get salted password from database
string saltedPassword = (from user in dataContext.Users
where user.username == view.LoginUser.username
select user.password).FirstOrDefault();
// check password
EncryptPassword encryptPassword = new EncryptPassword();
if (encryptPassword.IsPasswordValid(view.LoginUser.password, saltedPassword))
{
// get corresponding roleID
view.RoleID = (int)dataContext.Users.Where(user => user.username.Equals(view.LoginUser.username)).Select(user => user.roleID).FirstOrDefault();
view.IsSuccess = true;
}
}
} // end using
} // end method View_Authenticate
