fix for when there are no students
[edumed.git] / contact / views.py
1 # -*- coding: utf-8 -*-
2 from urllib import unquote
3
4 from django.contrib.auth.decorators import permission_required
5 from django.http import Http404
6 from django.shortcuts import get_object_or_404, redirect, render
7 from fnpdjango.utils.views import serve_file
8 from honeypot.decorators import check_honeypot
9
10 from .forms import contact_forms
11 from .models import Attachment
12
13
14 @check_honeypot
15 def form(request, form_tag, force_enabled=False):
16     try:
17         form_class = contact_forms[form_tag]
18     except KeyError:
19         raise Http404
20     if (getattr(form_class, 'disabled', False) and
21             not (force_enabled and request.user.is_superuser)):
22         template = getattr(form_class, 'disabled_template', None)
23         if template:
24             return render(request, template, {'title': form_class.form_title})
25         raise Http404
26     if request.method == 'POST':
27         form = form_class(request.POST, request.FILES)
28     else:
29         form = form_class(initial=request.GET)
30     formset_classes = getattr(form, 'form_formsets', {})
31     if request.method == 'POST':
32         formsets = {
33             prefix: formset_class(request.POST, request.FILES, prefix=prefix)
34             for prefix, formset_class in formset_classes.iteritems()}
35         if form.is_valid() and all(formset.is_valid() for formset in formsets.itervalues()):
36             form.save(request, formsets.values())
37             return redirect('contact_thanks', form_tag)
38     else:
39         formsets = {prefix: formset_class(prefix=prefix) for prefix, formset_class in formset_classes.iteritems()}
40
41     return render(
42         request, ['contact/%s/form.html' % form_tag, 'contact/form.html'],
43         {'form': form, 'formsets': formsets}
44     )
45
46
47 def thanks(request, form_tag):
48     try:
49         form_class = contact_forms[form_tag]
50     except KeyError:
51         raise Http404
52
53     return render(
54         request, ['contact/%s/thanks.html' % form_tag, 'contact/thanks.html'],
55         {'base_template': getattr(form_class, 'base_template', None)})
56
57
58 @permission_required('contact.change_attachment')
59 def attachment(request, contact_id, tag):
60     attachment = get_object_or_404(Attachment, contact_id=contact_id, tag=tag)
61     attachment_url = unquote(attachment.file.url)
62     return serve_file(attachment_url)