X-Git-Url: https://git.mdrn.pl/edumed.git/blobdiff_plain/f689c911be1ba63d0f404ddaed570df3c3ffbee9..de60a37ddc37314cd50e9b378968e6f9c96db26b:/stage2/views.py diff --git a/stage2/views.py b/stage2/views.py index 2b2e875..22eeda4 100644 --- a/stage2/views.py +++ b/stage2/views.py @@ -1,51 +1,101 @@ # -*- coding: utf-8 -*- +from django.contrib.auth.decorators import login_required from django.core.urlresolvers import reverse from django.http import Http404 -from django.http.response import HttpResponseRedirect, HttpResponse +from django.http.response import HttpResponseRedirect, HttpResponse, HttpResponseForbidden from django.shortcuts import get_object_or_404, render from django.utils import timezone +from django.utils.cache import patch_cache_control +from django.views.decorators.cache import never_cache from django.views.decorators.http import require_POST +from unidecode import unidecode -from stage2.forms import AttachmentForm -from stage2.models import Participant, Assignment, Answer, Attachment +from stage2.forms import AttachmentForm, MarkForm, AssignmentFieldForm +from stage2.models import Participant, Assignment, Answer, Attachment, Mark, FieldOption -def participant_view(request, participant_id, key): - participant = get_object_or_404(Participant, id=participant_id) - if not participant.check(key): - raise Http404 - now = timezone.now() +def all_assignments(participant, sent_forms): assignments = Assignment.objects.all() + if sent_forms: + sent_assignment, field_forms, attachment_forms = sent_forms + else: + sent_assignment = field_forms = attachment_forms = None for assignment in assignments: - assignment.active = assignment.deadline >= now - assignment.answer = assignment.answer_set.filter(participant=participant).first() - assignment.forms = [ - (AttachmentForm(assignment=assignment, file_no=i, label=label), - assignment.answer.attachment_set.filter(file_no=i).first() if assignment.answer else None) - for i, label in enumerate(assignment.file_descriptions, 1)] - return render(request, 'stage2/participant.html', { - 'participant': participant, - 'assignments': assignments}) + assignment.answer, created = Answer.objects.get_or_create(participant=participant, assignment=assignment) + if assignment == sent_assignment: + assignment.field_forms = field_forms + assignment.attachment_forms = attachment_forms + else: + assignment.field_forms = [ + AssignmentFieldForm(label=label, field_no=i, options=options, answer=assignment.answer) + for i, (label, options) in enumerate(assignment.field_descriptions, 1)] + assignment.attachment_forms = [ + (AttachmentForm(assignment=assignment, file_no=i, label=label, extensions=ext), + assignment.answer.attachment_set.filter(file_no=i).first() if assignment.answer else None) + for i, (label, ext) in enumerate(assignment.file_descriptions, 1)] + return assignments -@require_POST -def upload(request, assignment_id, participant_id, key): +@never_cache +def participant_view(request, participant_id, key): participant = get_object_or_404(Participant, id=participant_id) if not participant.check(key): raise Http404 - assignment = get_object_or_404(Assignment, id=assignment_id) - now = timezone.now() - if assignment.deadline < now: - raise Http404 # TODO za późno - for i, label in enumerate(assignment.file_descriptions, 1): - answer, created = Answer.objects.get_or_create(participant=participant, assignment=assignment) - attachment, created = Attachment.objects.get_or_create(answer=answer, file_no=i) - form = AttachmentForm( - data=request.POST, files=request.FILES, - assignment=assignment, file_no=i, label=label, instance=attachment) - if form.is_valid(): - form.save() - return HttpResponseRedirect(reverse('stage2_participant', args=(participant_id, key))) + if request.POST: + # ugly :/ + assignment_id = None + for post_key, value in request.POST.iteritems(): + if post_key.endswith('assignment_id'): + assignment_id = int(value) + assert assignment_id + + assignment = get_object_or_404(Assignment, id=assignment_id) + now = timezone.now() + if assignment.deadline < now: + raise Http404 # TODO za późno + all_valid = True + attachment_forms = [] + field_forms = [] + for i, (label, ext) in enumerate(assignment.file_descriptions, 1): + answer, created = Answer.objects.get_or_create(participant=participant, assignment=assignment) + attachment, created = Attachment.objects.get_or_create(answer=answer, file_no=i) + form = AttachmentForm( + data=request.POST, files=request.FILES, + assignment=assignment, file_no=i, label=label, instance=attachment, extensions=ext) + if form.is_valid(): + form.save() + else: + all_valid = False + attachment_forms.append(form) + for i, (label, options) in enumerate(assignment.field_descriptions, 1): + answer = Answer.objects.get(participant=participant, assignment=assignment) + form = AssignmentFieldForm(data=request.POST, label=label, field_no=i, options=options, answer=answer) + if form.is_valid(): + form.save() + else: + all_valid = False + field_forms.append(form) + if all_valid: + return HttpResponseRedirect(reverse('stage2_participant', args=(participant_id, key))) + else: + sent_forms = (assignment, field_forms, attachment_forms) + else: + sent_forms = None + response = render(request, 'stage2/participant.html', { + 'participant': participant, + 'assignments': all_assignments(participant, sent_forms)}) + # not needed in Django 1.8 + patch_cache_control(response, no_cache=True, no_store=True, must_revalidate=True) + return response + + +def attachment_download(attachment): + response = HttpResponse(content_type='application/force-download') + response.write(attachment.file.read()) + # workaround to this: https://code.djangoproject.com/ticket/20889 + response['Content-Disposition'] = 'attachment; filename="%s"' % unidecode(attachment.filename().replace('\n', ' ')) + response['Content-Length'] = response.tell() + return response def get_file(request, assignment_id, file_no, participant_id, key): @@ -57,8 +107,128 @@ def get_file(request, assignment_id, file_no, participant_id, key): assignment = get_object_or_404(Assignment, id=assignment_id) answer = get_object_or_404(Answer, participant=participant, assignment=assignment) attachment = get_object_or_404(Attachment, answer=answer, file_no=file_no) - response = HttpResponse(content_type='application/force-download') - response.write(attachment.file.read()) - response['Content-Disposition'] = 'attachment; filename="%s"' % attachment.filename() - response['Content-Length'] = response.tell() + return attachment_download(attachment) + + +@login_required +def assignment_list(request): + assignments = request.user.stage2_assignments.all() + if not assignments: + return HttpResponseForbidden('Not allowed') + for assignment in assignments: + assignment.marked_count = Mark.objects.filter(expert=request.user, answer__assignment=assignment).count() + assignment.to_mark_count = assignment.available_answers(request.user).count() + assignment.supervisor = request.user in assignment.supervisors.all() + assignment.arbiter_count = assignment.answer_set.filter(need_arbiter=True).count() + + non_empty_assignments = [ass for ass in assignments if ass.marked_count > 0 or ass.to_mark_count > 0] + if len(non_empty_assignments) == 1 and non_empty_assignments[0].to_mark_count > 0: + return HttpResponseRedirect(reverse('stage2_answer_list', args=[non_empty_assignments[0].id])) + return render(request, 'stage2/assignment_list.html', {'assignments': assignments}) + + +def available_answers(assignment, expert, answer_with_errors=None, form_with_errors=None, marked=False): + if marked: + answers = Answer.objects.filter(mark__expert=expert, assignment=assignment) + else: + answers = assignment.available_answers(expert) + answers = answers.order_by('participant__last_name').prefetch_related('attachment_set') + for answer in answers: + attachments = answer.attachment_set.all() + attachments_by_file_no = {attachment.file_no: attachment for attachment in attachments} + answer.attachments = [ + (desc, attachments_by_file_no.get(i)) + for (i, (desc, ext)) in enumerate(assignment.file_descriptions, 1)] + if answer == answer_with_errors: + answer.form = form_with_errors + else: + answer.form = MarkForm( + answer=answer, instance=answer.mark_set.filter(expert=expert).first(), prefix='ans%s' % answer.id) + return answers + + +@login_required +def answer_list(request, assignment_id): + assignment = get_object_or_404(Assignment, id=assignment_id) + if request.user not in assignment.experts.all(): + return HttpResponseForbidden('Not allowed') + answers = available_answers(assignment, request.user) + return render(request, 'stage2/answer_list.html', { + 'answers': answers, + 'assignment': assignment, + }) + + +@login_required +def marked_answer_list(request, assignment_id): + assignment = get_object_or_404(Assignment, id=assignment_id) + if request.user not in assignment.experts.all(): + return HttpResponseForbidden('Not allowed') + return render(request, 'stage2/answer_list.html', { + 'answers': available_answers(assignment, request.user, marked=True), + 'assignment': assignment, + 'marked': True, + }) + + +@login_required +def expert_download(request, attachment_id): + attachment = get_object_or_404(Attachment, id=attachment_id) + return attachment_download(attachment) + + +@require_POST +@login_required +def mark_answer(request, answer_id): + answer = get_object_or_404(Answer, id=answer_id) + if request.user not in answer.assignment.experts.all(): + return HttpResponseForbidden('Not allowed') + if answer.assignment.is_active(): + return HttpResponseForbidden('Not allowed') + mark, created = Mark.objects.get_or_create(answer=answer, expert=request.user, defaults={'points': 0}) + form = MarkForm(data=request.POST, answer=answer, instance=mark, prefix='ans%s' % answer.id) + if form.is_valid(): + form.save() + elif created: + mark.delete() + + return HttpResponseRedirect(reverse( + 'stage2_answer_list' if created else 'stage2_marked_answers', args=[answer.assignment_id])) + + +@login_required +def csv_results(request): + import csv + response = HttpResponse(content_type='text/csv') + writer = csv.writer(response) + assignments = Assignment.objects.all() + participants = Participant.objects.filter(complete_set=True) + headers = [u'imię', u'nazwisko', u'szkoła'] + assignments_experts = [] + for assignment in assignments: + for expert in assignment.experts.filter(mark__answer__assignment=assignment).distinct(): + assignments_experts.append((assignment, expert)) + headers.append(u'%s %s' % (assignment.title, expert.last_name)) + for assignment in assignments: + headers.append(u'%s - średnia' % assignment.title.encode('utf-8')) + headers.append(u'ostateczny wynik') + writer.writerow([unicode(item).encode('utf-8') for item in headers]) + for participant in participants: + row = [ + participant.first_name, + participant.last_name, + participant.contact.body['school'], + ] + for assignment, expert in assignments_experts: + try: + row.append( + Mark.objects.get( + expert=expert, answer__assignment=assignment, answer__participant=participant).points) + except Mark.DoesNotExist: + row.append('') + for assignment in assignments: + row.append('%.2f' % participant.answer_set.get(assignment=assignment).score()) + row.append('%.2f' % participant.score()) + writer.writerow([unicode(item).encode('utf-8') for item in row]) + response['Content-Disposition'] = 'attachment; filename="wyniki.csv"' return response