def mark_exam(user_id, exam_id): """ Submit the assessment and mark it. Returns True if it went well, or False if a problem. """ numquestions = Exams.get_num_questions(exam_id) status = Exams.get_user_status(user_id, exam_id) L.info("Marking assessment %s for %s, status is %s" % (exam_id, user_id, status)) examtotal = 0.0 errors = 0 for position in range(1, numquestions + 1): q_id = General.get_exam_q(exam_id, position, user_id) if not q_id: L.critical( "Unable to retrieve exam question page %s, exam %s, for user %s" % (position, exam_id, user_id)) errors += 1 continue answers = DB.get_q_guesses(q_id) # There's a small chance they got here without ever seeing a question, # make sure it exists. DB.add_exam_q(user_id, exam_id, q_id, position) # First, mark the question try: marks = General.mark_q(q_id, answers) DB.set_q_status(q_id, 3) # 3 = marked DB.set_q_marktime(q_id) except OaMarkerError: L.warn("Marker Error in question %s, exam %s, student %s!" % (q_id, exam_id, user_id)) return False parts = [ int(var[1:]) for var in marks.keys() if re.search("^A([0-9]+)$", var) > 0 ] parts.sort() # Then calculate the mark total = 0.0 for part in parts: try: mark = float(marks['M%d' % (part, )]) except (KeyError, ValueError): mark = 0 total += mark DB.update_q_score(q_id, total) examtotal += total if not errors: Exams.set_user_status(user_id, exam_id, 5) Exams.set_submit_time(user_id, exam_id) Exams.save_score(exam_id, user_id, examtotal) Exams.touchuserexam(exam_id, user_id) if errors: return False L.info("user %s scored %s total on exam %s" % (user_id, examtotal, exam_id)) return True
def mark_exam(user_id, exam_id): """ Submit the assessment and mark it. Returns True if it went well, or False if a problem. """ numquestions = Exams.get_num_questions(exam_id) status = Exams.get_user_status(user_id, exam_id) L.info("Marking assessment %s for %s, status is %s" % (exam_id, user_id, status)) examtotal = 0.0 errors = 0 for position in range(1, numquestions + 1): q_id = General.get_exam_q(exam_id, position, user_id) if not q_id: L.critical("Unable to retrieve exam question page %s, exam %s, for user %s" % (position, exam_id, user_id ) ) errors += 1 continue answers = DB.get_q_guesses(q_id) # There's a small chance they got here without ever seeing a question, # make sure it exists. DB.add_exam_q(user_id, exam_id, q_id, position) # First, mark the question try: marks = General.mark_q(q_id, answers) DB.set_q_status(q_id, 3) # 3 = marked DB.set_q_marktime(q_id) except OaMarkerError: L.warn("Marker Error in question %s, exam %s, student %s!" % (q_id, exam_id, user_id)) return False parts = [int(var[1:]) for var in marks.keys() if re.search("^A([0-9]+)$", var) > 0] parts.sort() # Then calculate the mark total = 0.0 for part in parts: try: mark = float(marks['M%d' % (part,)]) except (KeyError, ValueError): mark = 0 total += mark DB.update_q_score(q_id, total) examtotal += total if not errors: Exams.set_user_status(user_id, exam_id, 5) Exams.set_submit_time(user_id, exam_id) Exams.save_score(exam_id, user_id, examtotal) Exams.touchuserexam(exam_id, user_id) if errors: return False L.info("user %s scored %s total on exam %s" % (user_id, examtotal, exam_id)) return True
def gen_q_from_var(qt_id, student, exam, position, version, variation): """ Generate a question given a specific variation. """ qvars = None q_id = DB.create_q(qt_id, DB.get_qt_name(qt_id), student, 1, variation, version, exam) try: q_id = int(q_id) assert (q_id > 0) except (ValueError, TypeError, AssertionError): L.error("OaDB.createQuestion(%s,...) FAILED" % qt_id) imageexists = DB.get_q_att_mimetype(qt_id, "image.gif", variation, version) if not imageexists: if not qvars: qvars = DB.get_qt_variation(qt_id, variation, version) qvars['Oasis_qid'] = q_id image = DB.get_qt_att(qt_id, "image.gif", version) if image: newimage = gen_q_image(qvars, image) DB.create_q_att(qt_id, variation, "image.gif", "image/gif", newimage, version) htmlexists = DB.get_q_att_mimetype(qt_id, "qtemplate.html", variation, version) if not htmlexists: if not qvars: qvars = DB.get_qt_variation(qt_id, variation, version) html = DB.get_qt_att(qt_id, "qtemplate.html", version) if html: qvars['Oasis_qid'] = q_id newhtml = gen_q_html(qvars, html) L.info("generating new qattach qtemplate.html for %s" % q_id) DB.create_q_att(qt_id, variation, "qtemplate.html", "application/oasis-html", newhtml, version) try: q_id = int(q_id) assert (q_id > 0) except (ValueError, TypeError, AssertionError): L.error("generateQuestionFromVar(%s,%s), can't find qid %s? " % (qt_id, student, q_id)) if exam >= 1: DB.add_exam_q(student, exam, q_id, position) return q_id