private bool ValidateLoginRequest(UserLoginRequest req) { return(!(req.Email == null || req.Email.Equals("") || req.Password == null || req.Password.Equals(""))); }
/// <summary> /// Request for a user to log in using their email and password. Documention is found in the Web API Enumeration file /// in the /RepairJob/Requirements tab, starting at row 21 /// </summary> /// <param name="ctx">The HttpListenerContext to respond to</param> public void HandlePutRequest(HttpListenerContext ctx) { try { #region Input Validation if (!ctx.Request.HasEntityBody) { WriteBodyResponse(ctx, 400, "No Body", "Request lacked a body"); return; } string reqString = new StreamReader(ctx.Request.InputStream).ReadToEnd(); UserLoginRequest req = JsonDataObjectUtil <UserLoginRequest> .ParseObject(reqString); if (req == null) { WriteBodyResponse(ctx, 400, "Incorrect Format", "Request was in the wrong format"); return; } if (!ValidateLoginRequest(req)) { UserCheckLoginStatusRequest req2 = JsonDataObjectUtil <UserCheckLoginStatusRequest> .ParseObject(reqString); if (req2 != null && ValidateCheckLoginRequest(req2)) { HandleCheckLoginRequest(ctx, req2); return; } WriteBodyResponse(ctx, 400, "Incorrect Format", "Not all fields of the request were filled"); return; } #endregion MySqlDataManipulator connection = new MySqlDataManipulator(); using (connection) { bool res = connection.Connect(MySqlDataManipulator.GlobalConfiguration.GetConnectionString()); if (!res) { WriteBodyResponse(ctx, 500, "Unexpected ServerError", "Connection to database failed"); return; } #region Action Handling var users = connection.GetUsersWhere(" Email = \"" + req.Email + "\""); if (users.Count == 0) { WriteBodyResponse(ctx, 404, "Not Found", "User was not found on the server"); return; } if (!UserVerificationUtil.VerifyLogin(users[0], req.Email, req.Password)) { WriteBodyResponse(ctx, 401, "Unauthorized", "Email or password was incorrect"); return; } OverallUser loggedInUser = users[0]; LoginStatusTokens tokens = UserVerificationUtil.ExtractLoginTokens(loggedInUser); UserVerificationUtil.GenerateNewLoginToken(tokens); if (!connection.UpdateUsersLoginToken(loggedInUser, tokens)) { WriteBodyResponse(ctx, 500, "Unexpected Server Error", "Failed to write login token to database"); return; } JsonDictionaryStringConstructor retConstructor = new JsonDictionaryStringConstructor(); retConstructor.SetMapping("token", tokens.LoginToken); retConstructor.SetMapping("userId", loggedInUser.UserId); retConstructor.SetMapping("accessLevel", loggedInUser.AccessLevel); WriteBodyResponse(ctx, 200, "OK", retConstructor.ToString(), "application/json"); #endregion } } catch (HttpListenerException) { //HttpListeners dispose themselves when an exception occurs, so we can do no more. } catch (Exception e) { WriteBodyResponse(ctx, 500, "Internal Server Error", e.Message); } }