override protected int _execute(Communicate request)
{
using (var db = new UserContext())
{
User user = request.user;
if (user != null)
{
string username = user.username;
string password = user.password;
var items = (from b in db.Users
orderby b.username
where b.username == username
where b.password == password
select b);
int count = items.Count();
// If there is such user:
if (count == 1)
{
// Set session variable:
Session session = Session.getInstance();
session.set(request.sessID, "user", "1");
session.set(request.sessID, "username", items.FirstOrDefault().username);
if (request.sender != null)
{
session.set(request.sessID, "ip", request.sender.ToString());
}
// Setting response:
_response.header = "authorized";
_response.message = new Message {
content = "Corretly logged user"
};
return(Command.OK);
}
else
{
_response.header = "error";
_response.message = new Message {
content = "There is no such a user. Your username or password is wrong"
};
return(Command.ERROR);
}
}
}
// Communicate error occurrance:
_response.header = "error";
_response.message = new Message {
content = "A proplem occurred while perform authorization"
};
return(Command.ERROR);
}