avoid error 500 on bad submission id

[edumed.git] / stage2 / views.py

diff --git a/stage2/views.py b/stage2/views.py
index c3e3eb7..58bdf97 100644 (file)
--- a/stage2/views.py
+++ b/stage2/views.py
@@ -5,7 +5,10 @@ from django.http import Http404
 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, MarkForm
 from stage2.models import Participant, Assignment, Answer, Attachment, Mark
@@ -22,13 +25,17 @@ def all_assignments(participant):
     return assignments
 
 
+@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
-    return render(request, 'stage2/participant.html', {
+    response = render(request, 'stage2/participant.html', {
         'participant': participant,
         'assignments': all_assignments(participant)})
+    # not needed in Django 1.8
+    patch_cache_control(response, no_cache=True, no_store=True, must_revalidate=True)
+    return response
 
 
 @require_POST
@@ -54,7 +61,8 @@ def upload(request, assignment_id, participant_id, key):
 def attachment_download(attachment):
     response = HttpResponse(content_type='application/force-download')
     response.write(attachment.file.read())
-    response['Content-Disposition'] = 'attachment; filename="%s"' % attachment.filename()
+    # 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
 
@@ -75,12 +83,16 @@ def get_file(request, assignment_id, file_no, participant_id, key):
 def assignment_list(request):
     assignments = request.user.stage2_assignments.all()
     if not assignments:
-        return HttpResponseForbidden()
-    if len(assignments) == 1:
-        return HttpResponseRedirect(reverse('stage2_answer_list', args=[assignments.get().id]))
+        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})
 
 
@@ -108,7 +120,7 @@ def available_answers(assignment, expert, answer_with_errors=None, form_with_err
 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()
+        return HttpResponseForbidden('Not allowed')
     return render(request, 'stage2/answer_list.html',
                   {'answers': available_answers(assignment, request.user), 'assignment': assignment})
 
@@ -117,7 +129,7 @@ def answer_list(request, assignment_id):
 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()
+        return HttpResponseForbidden('Not allowed')
     return render(request, 'stage2/answer_list.html', {
         'answers': available_answers(assignment, request.user, marked=True),
         'assignment': assignment,
@@ -136,9 +148,9 @@ def expert_download(request, attachment_id):
 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()
+        return HttpResponseForbidden('Not allowed')
     if answer.assignment.is_active():
-        return HttpResponseForbidden()
+        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():
@@ -148,3 +160,41 @@ def mark_answer(request, answer_id):
 
     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