quick fix
[wolnelektury.git] / src / contact / views.py
1 # -*- coding: utf-8 -*-
2 from urllib import unquote
3
4 from datetime import datetime
5 from django.contrib.auth.decorators import permission_required
6 from django.http import Http404
7 from django.shortcuts import get_object_or_404, redirect, render
8 from django.utils import timezone
9 from django.views.decorators.cache import never_cache
10 from fnpdjango.utils.views import serve_file
11 from honeypot.decorators import check_honeypot
12
13 from wolnelektury.utils import localtime_to_utc
14 from .forms import contact_forms
15 from .models import Attachment, Contact
16
17
18 @check_honeypot
19 @never_cache
20 def form(request, form_tag, force_enabled=False):
21     try:
22         form_class = contact_forms[form_tag]
23     except KeyError:
24         raise Http404
25     if not (force_enabled and request.user.is_superuser):
26         disabled = getattr(form_class, 'disabled', False)
27         end_tuple = getattr(form_class, 'ends_on', None)
28         end_time = localtime_to_utc(datetime(*end_tuple)) if end_tuple else None
29         expired = end_time and end_time < timezone.now()
30         if disabled or expired:
31             template = getattr(form_class, 'disabled_template', None)
32             if template:
33                 return render(request, template, {'title': form_class.form_title})
34             raise Http404
35     if request.method == 'POST':
36         form = form_class(request.POST, request.FILES)
37     else:
38         form = form_class(initial=request.GET)
39     formset_classes = getattr(form, 'form_formsets', {})
40     if request.method == 'POST':
41         formsets = {
42             prefix: formset_class(request.POST, request.FILES, prefix=prefix)
43             for prefix, formset_class in formset_classes.iteritems()}
44         if form.is_valid() and all(formset.is_valid() for formset in formsets.itervalues()):
45             contact = form.save(request, formsets.values())
46             if form.result_page:
47                 return redirect('contact_results', contact.id, contact.digest())
48             else:
49                 return redirect('contact_thanks', form_tag)
50     else:
51         formsets = {prefix: formset_class(prefix=prefix) for prefix, formset_class in formset_classes.iteritems()}
52
53     return render(
54         request, ['contact/%s/form.html' % form_tag, 'contact/form.html'],
55         {'form': form, 'formsets': formsets}
56     )
57
58
59 def thanks(request, form_tag):
60     try:
61         form_class = contact_forms[form_tag]
62     except KeyError:
63         raise Http404
64
65     return render(
66         request, ['contact/%s/thanks.html' % form_tag, 'contact/thanks.html'],
67         {'base_template': getattr(form_class, 'base_template', None)})
68
69
70 def results(request, contact_id, digest):
71     contact = get_object_or_404(Contact, id=contact_id)
72     if digest != contact.digest():
73         raise Http404
74     try:
75         form_class = contact_forms[contact.form_tag]
76     except KeyError:
77         raise Http404
78
79     return render(
80         request, 'contact/%s/results.html' % contact.form_tag,
81         {
82             'results': form_class.results(contact),
83             'base_template': getattr(form_class, 'base_template', None),
84         }
85     )
86
87
88 @permission_required('contact.change_attachment')
89 def attachment(request, contact_id, tag):
90     attachment = get_object_or_404(Attachment, contact_id=contact_id, tag=tag)
91     attachment_url = unquote(attachment.file.url)
92     return serve_file(attachment_url)