コード例 #1
0
  public JSONObject checkTest(JSONRPC2Request req, HttpServletRequest request)
      throws JSONRPC2Error, Exception {
    JSONObject jsonResult = new JSONObject();
    JSONArray jsonWrongQuestions = new JSONArray();
    QuestionsList wrongQuestions = new QuestionsList();

    // retrievers
    Map<String, Object> params = req.getNamedParams();
    NamedParamsRetriever np = new NamedParamsRetriever(params);
    Map<String, Object> tParams = np.getMap("test");
    NamedParamsRetriever testNp = new NamedParamsRetriever(tParams);

    // get guessed questions values
    QuestionsList guessQuestions = new QuestionsList();
    List<Object> questions = testNp.getList("questions");
    for (Object q : questions) {
      // set new retriever for each question
      NamedParamsRetriever questNp = new NamedParamsRetriever((Map<String, Object>) q);
      // retrieve values
      String answer = questNp.getString("answer");
      String body = questNp.getString("body");
      int id = questNp.getInt("id");
      // create question with the values and add it to the guessed questions
      Question quest = new Question();
      quest.setId(id);
      quest.setBody(body);
      quest.setAnswer(answer);
      guessQuestions.add(quest);
    }

    // get test
    int tid = testNp.getInt("id");
    MySQLDAO dao = new MySQLDAO();
    Test t = dao.loadTest(tid);

    // get true questions
    MySQLDAO questionsDao = new MySQLDAO();
    QuestionsList trueQuestions = questionsDao.loadQuestionsByTest(tid);

    // cycle through questions and find these with same id
    for (Question tq : trueQuestions) {
      for (Question gq : guessQuestions) {
        if (tq.getId() == gq.getId()) {
          // if answers are different, than there is mistake
          System.out.println("id match!");
          if (!tq.getAnswer().equals(gq.getAnswer())) {
            System.out.println("Wrong question!");
            wrongQuestions.add(gq);
          }
        }
      }
    }

    jsonWrongQuestions = wrongQuestions.toJSONArray();
    jsonResult.put("test", t);
    jsonResult.put("wrongQuestions", jsonWrongQuestions);

    return jsonResult;
  }
コード例 #2
0
  public JSONObject addTestQuestion(JSONRPC2Request req, HttpServletRequest request)
      throws Exception, SQLException {
    JSONObject jsonResult = new JSONObject();

    // set retrievers
    Map<String, Object> params = req.getNamedParams();
    NamedParamsRetriever np = new NamedParamsRetriever(params);
    Map<String, Object> tParams = np.getMap("test");
    NamedParamsRetriever testNp = new NamedParamsRetriever(tParams);
    Map<String, Object> qParams = np.getMap("question");
    NamedParamsRetriever questNp = new NamedParamsRetriever(qParams);
    int tid = testNp.getInt(("id"));
    int qid = questNp.getInt(("id"));

    // load test and question
    MySQLDAO dao = new MySQLDAO();
    Test t = dao.loadTest(tid);
    dao = new MySQLDAO();
    Question q = dao.loadQuestion(qid);

    // load current user
    User u = getCurrentUser(request);

    if (u.getId() == t.getOwnerId()) {
      // check for duplicates
      boolean duplicate = false;
      for (Question quest : t.getQuestions()) {
        if (quest.getId() == qid) {
          duplicate = true;
        }
      }
      if (!duplicate) {
        dao = new MySQLDAO();
        t = dao.saveTestQuestion(t, q);
      }
    } else {
      throw new Exception("no privileges : you do not own this test!");
    }

    // set result
    JSONObject jsonTest = t.toJSONObject();
    JSONObject jsonQuestion = q.toJSONObject();

    jsonResult.put("test", jsonTest);
    jsonResult.put("question", jsonQuestion);

    return jsonResult;
  }