vcp-elearning/tkupek_elearning/elearning/views.py
2016-03-03 22:22:15 +01:00

163 lines
No EOL
4.9 KiB
Python

from __future__ import division
from django.core.exceptions import ObjectDoesNotExist
from django.http import HttpResponse
from django.shortcuts import render_to_response
import datetime
import json
from tkupek_elearning.elearning.models import Setting, Question, Option, UserAnswer, User, UserAnswerOptions
import pdb
def get_progress(user):
progress_max = Question.objects.all().count()
progress_current = UserAnswer.objects.filter(user=user.id).count()
progress = str(int(progress_current / progress_max * 100))
return progress
def start(request):
token = request.GET.get('token')
try:
user = User.objects.get(token=token)
except ObjectDoesNotExist:
user = None
try:
settings = Setting.objects.get(active=1)
except ObjectDoesNotExist:
settings = None
if settings is None:
return render_to_response('setting_null.html')
if user is not None:
log_last_seen(user)
settings.message_welcome_user = settings.message_welcome_user.replace('{username}', user.name)
questions_options = {}
questions = Question.objects.all()
for question in questions:
options = Option.objects.filter(question=question.id)
user_answer = get_user_answer(question, user)
if user_answer is None:
question.enable = True
else:
question.enable = False
questions_options[question] = options
questions_options[question] = options
progress = get_progress(user)
return render_to_response('elearning.html', {'settings': settings, 'questions_options': questions_options, 'progress': progress})
else:
return render_to_response('access_denied.html', {'settings': settings})
def get_answer(request):
if request.method == 'GET':
request_id = request.GET.get('id')
request_token = request.GET.get('token')
request_answers = request.GET.get('answers')
request_answers = json.loads(request_answers)
question = Question.objects.get(id=request_id)
user = User.objects.get(token=request_token)
log_last_seen(user)
correct_options = Option.objects.filter(question=question.id, correct=True)
correct_option_checklist = []
for option in correct_options:
correct_option_checklist.append(option.id)
options_id = []
for option in correct_options:
options_id.append(option.id)
options_id = json.dumps(options_id)
user_answer = get_user_answer(question, user)
if user_answer is None:
correct = False
user_answer = UserAnswer()
user_answer.question = question
user_answer.user = user
for option in request_answers:
if option in correct_option_checklist:
correct_option_checklist.remove(option)
if len(correct_option_checklist) is 0:
correct = True
user_answer.correct = correct
user_answer.save()
for option in request_answers:
user_answer_options = UserAnswerOptions()
user_answer_options.user_answer = user_answer
user_answer_options.option = Option.objects.get(id=option)
user_answer_options.save()
holder = {'options_id': options_id, 'progress': get_progress(user)}
holder = json.dumps(holder)
return HttpResponse(holder)
def get_user_answer(question, user):
try:
user_answer = UserAnswer.objects.get(question=question.id, user=user.id)
except ObjectDoesNotExist:
user_answer = None
return user_answer
def log_last_seen(user):
user.last_seen = datetime.datetime.now()
user.save()
def statistic(request):
token = request.GET.get('token')
try:
auth = Setting.objects.get(active=1, token=token)
except ObjectDoesNotExist:
auth = None
settings = Setting.objects.get(active=1)
if auth is not None:
settings = Setting.objects.get(active=1)
users = User.objects.all()
for user in users:
user.questions_answered = UserAnswer.objects.filter(user=user.id).count()
questions = Question.objects.all()
for question in questions:
question.answers = UserAnswer.objects.filter(question=question.id).count()
question.correct_answers = UserAnswer.objects.filter(question=question.id, correct=True).count()
if question.answers:
question.correct_answers_percentage = str(int(question.correct_answers / question.answers * 100))
question.correct_answers_percentage += str(' %')
return render_to_response('statistic.html', {'settings': settings, 'users': users, 'questions': questions})
else:
return render_to_response('access_denied.html', {'settings': settings})