X-Git-Url: https://git.mdrn.pl/edumed.git/blobdiff_plain/54d3479b4abe28b7780f2fee3e7cb456773105d5..abb9819943355e192b04fc9aedcbd6fbc44bc5f9:/wtem/views.py?ds=sidebyside diff --git a/wtem/views.py b/wtem/views.py index 0696174..fa327c8 100644 --- a/wtem/views.py +++ b/wtem/views.py @@ -1,34 +1,68 @@ # -*- coding: utf-8 -*- import json from copy import deepcopy +from functools import wraps from django.conf import settings +from django.contrib import messages +from django.core.urlresolvers import reverse from django.http import HttpResponseForbidden -from django.shortcuts import render +from django.http.response import HttpResponseRedirect, Http404 +from django.shortcuts import render, get_object_or_404 +from django.utils import timezone +from django.utils.cache import patch_cache_control, add_never_cache_headers from django.views.decorators.cache import never_cache from django.views.decorators.csrf import csrf_exempt -from .forms import WTEMForm -from .models import Submission, DEBUG_KEY, exercises +from wtem.models import Confirmation, TeacherConfirmation +from .forms import WTEMForm, WTEMSingleForm +from .models import Submission, DEBUG_KEY, exercises, CompetitionState -WTEM_CONTEST_STAGE = getattr(settings, 'WTEM_CONTEST_STAGE', 'before') +def cache_until_start(view_func): + @wraps(view_func) + def _wrapped_view_func(request, *args, **kwargs): + response = view_func(request, *args, **kwargs) + max_age = max(int((CompetitionState.start - timezone.now()).total_seconds()) + 1, 0) + if max_age: + patch_cache_control(response, max_age=max_age) + else: + add_never_cache_headers(response) + return response -@csrf_exempt -def form(request, key): - return globals()['form_' + WTEM_CONTEST_STAGE](request, key) + return _wrapped_view_func -def form_before(request, key): +def get_submission(submission_id): try: - Submission.objects.get(key=key) - except Submission.DoesNotExist: + submission_id = int(submission_id) + except ValueError: + raise Http404 + return get_object_or_404(Submission, id=submission_id) + + +@csrf_exempt +def form(request, submission_id, key): + state = CompetitionState.get_state() + if state == CompetitionState.DURING: + state = 'single' + if request.META['REMOTE_ADDR'] in getattr(settings, 'WTEM_CONTEST_IP_ALLOW', []): + state = 'single' + return globals()['form_' + state](request, submission_id, key) + + +@cache_until_start +def form_before(request, submission_id, key): + submission = get_submission(submission_id) + if submission.key != key: return render(request, 'wtem/key_not_found_before.html') else: + submission.opened_link = True + submission.save() return render(request, 'wtem/main_before.html') -def form_after(request, key): +def form_after(request, submission_id, key): return render(request, 'wtem/main_after.html') @@ -36,9 +70,8 @@ def form_after(request, key): @csrf_exempt def form_during(request, key): - if WTEM_CONTEST_STAGE != 'during': - if request.META['REMOTE_ADDR'] not in getattr(settings, 'WTEM_CONTEST_IP_ALLOW', []): - return HttpResponseForbidden('Not allowed') + if request.META['REMOTE_ADDR'] not in getattr(settings, 'WTEM_CONTEST_IP_ALLOW', []): + return HttpResponseForbidden('Not allowed') try: submission = Submission.objects.get(key=key) @@ -60,7 +93,11 @@ def form_during(request, key): for field in exercise['fields']: field['saved_answer'] = field_answers.get(field['id'], '') if request.method == 'GET': - return render(request, 'wtem/main.html', {'exercises': exercises_with_answers, 'end_time': submission.end_time}) + return render(request, 'wtem/main.html', { + 'exercises': exercises_with_answers, + 'end_time': submission.end_time, + 'show_answers': True, + }) elif request.method == 'POST': form = WTEMForm(request.POST, request.FILES, instance=submission) if form.is_valid(): @@ -68,3 +105,84 @@ def form_during(request, key): return render(request, 'wtem/thanks.html', dict(end_time=submission.end_time)) else: raise Exception + + +@never_cache +@csrf_exempt +def form_single(request, submission_id, key): + if CompetitionState.get_state() != CompetitionState.DURING: + if request.META['REMOTE_ADDR'] not in getattr(settings, 'WTEM_CONTEST_IP_ALLOW', []): + return HttpResponseForbidden('Not allowed') + + submission = get_submission(submission_id) + if submission.key != key: + return render(request, 'wtem/key_not_found.html') + + i, exercise = submission.current_exercise() + + exercise_count = len(exercises) + + if not exercise: + return render(request, 'wtem/thanks_single.html') + + if request.method == 'GET': + return render(request, 'wtem/single.html', {'exercise': exercise, 'no': i, 'exercise_count': exercise_count}) + elif request.method == 'POST': + form = WTEMSingleForm(request.POST, request.FILES, instance=submission) + if form.is_valid(): + try: + form.save() + except ValueError as e: + if e.message == 'wrong exercise id': + messages.error(request, u'Próba wysłania odpowiedzi ponownie lub poza kolejnością') + elif e.message == 'no answer': + messages.error(request, u'Wybierz przynajmniej jedną odpowiedź') + return HttpResponseRedirect(reverse('wtem_form', kwargs={'submission_id': submission_id, 'key': key})) + else: + raise Exception(u'Błędna wartość w formularzu') + + +@cache_until_start +@csrf_exempt +def start(request, submission_id, key): + state = CompetitionState.get_state() + if state in (CompetitionState.BEFORE, CompetitionState.AFTER): + return globals()['form_' + state](request, submission_id, key) + + submission = get_submission(submission_id) + if submission.key != key: + return render(request, 'wtem/key_not_found.html') + + submission.opened_link = True + submission.save() + + i, exercise = submission.current_exercise() + if not exercise: + return render(request, 'wtem/thanks_single.html') + + return render(request, 'wtem/start.html', {'exercise_count': len(exercises), 'submission': submission}) + + +def confirmation(request, id, key): + conf = get_object_or_404(Confirmation, id=id, key=key) + was_confirmed = conf.confirmed + if not was_confirmed: + conf.confirmed = True + conf.save() + return render(request, 'wtem/confirmed.html', {'confirmation': conf, 'was_confirmed': was_confirmed}) + + +def teacher_confirmation(request, id, key): + conf = get_object_or_404(TeacherConfirmation, id=id, key=key) + was_confirmed = conf.confirmed + if not was_confirmed: + conf.confirmed = True + conf.save() + from contact.forms import contact_forms + form_class = contact_forms['olimpiada'] + if not form_class.is_disabled(): + pass + return render(request, 'wtem/teacher_confirmed.html', { + 'confirmation': conf, + 'was_confirmed': was_confirmed, + })