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 django.views.decorators.cache import never_cache
   8 from fnpdjango.utils.views import serve_file
   9 from honeypot.decorators import check_honeypot
  10
  11 from .forms import contact_forms, update_forms
  12 from .models import Attachment, Contact
  13
  14
  15 @check_honeypot
  16 @never_cache
  17 def form(request, form_tag, force_enabled=False, contact_id=None, key=None):
  18     update = bool(contact_id and key)
  19     try:
  20         if update and form_tag in update_forms:
  21             form_class = update_forms[form_tag]
  22         else:
  23             form_class = contact_forms[form_tag]
  24     except KeyError:
  25         raise Http404
  26     if not (force_enabled and request.user.is_superuser):
  27         disabled = getattr(form_class, 'disabled', False)
  28         if disabled:
  29             template = getattr(form_class, 'disabled_template', None)
  30             if template:
  31                 return render(request, template, {'title': form_class.form_title})
  32             raise Http404
  33     if contact_id:
  34         contact = get_object_or_404(Contact, id=contact_id, form_tag=form_tag)
  35         if form_tag != 'olimpiada':
  36             raise Http404
  37         if key != contact.key:
  38             raise Http404
  39     else:
  40         contact = None
  41     if request.method == 'POST':
  42         form = form_class(request.POST, request.FILES, instance=contact)
  43     else:
  44         form = form_class(initial=request.GET, instance=contact)
  45     if request.method == 'POST':
  46         formsets = form.get_formsets(request)
  47         if form.is_valid() and all(formset.is_valid() for formset in formsets.itervalues()):
  48             contact = form.save(request, formsets.values())
  49             if form.result_page:
  50                 return redirect('contact_results', contact.id, contact.digest())
  51             else:
  52                 return redirect('contact_thanks', form_tag)
  53     else:
  54         formsets = form.get_formsets()
  55
  56     return render(
  57         request, ['contact/%s/form.html' % form_tag, 'contact/form.html'],
  58         {'form': form, 'formsets': formsets, 'formset_errors': any(formset.errors for formset in formsets.values())}
  59     )
  60
  61
  62 def thanks(request, form_tag):
  63     try:
  64         form_class = contact_forms[form_tag]
  65     except KeyError:
  66         raise Http404
  67
  68     return render(
  69         request, ['contact/%s/thanks.html' % form_tag, 'contact/thanks.html'],
  70         {'base_template': getattr(form_class, 'base_template', None)})
  71
  72
  73 def results(request, contact_id, digest):
  74     contact = get_object_or_404(Contact, id=contact_id)
  75     if digest != contact.digest():
  76         raise Http404
  77     try:
  78         form_class = contact_forms[contact.form_tag]
  79     except KeyError:
  80         raise Http404
  81
  82     return render(
  83         request, 'contact/%s/results.html' % contact.form_tag,
  84         {
  85             'results': form_class.results(contact),
  86             'base_template': getattr(form_class, 'base_template', None),
  87         }
  88     )
  89
  90
  91 @permission_required('contact.change_attachment')
  92 def attachment(request, contact_id, tag):
  93     attachment = get_object_or_404(Attachment, contact_id=contact_id, tag=tag)
  94     attachment_url = unquote(attachment.file.url)
  95     return serve_file(attachment_url)