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         if form_class.is_disabled():
  28             template = form_class.disabled_template
  29             if template:
  30                 return render(request, template, {'title': form_class.form_title})
  31             raise Http404
  32     if contact_id:
  33         contact = get_object_or_404(Contact, id=contact_id, form_tag=form_tag)
  34         if not form_class.updatable:
  35             raise Http404
  36         if key != contact.key:
  37             raise Http404
  38     else:
  39         contact = None
  40     if request.method == 'POST':
  41         form = form_class(request.POST, request.FILES, instance=contact)
  42     else:
  43         form = form_class(initial=request.GET, instance=contact)
  44     if request.method == 'POST':
  45         formsets = form.get_formsets(request)
  46         if form.is_valid() and all(formset.is_valid() for formset in formsets.itervalues()):
  47             contact = form.save(request, formsets.values())
  48             if form.result_page:
  49                 return redirect('contact_results', contact.id, contact.digest())
  50             else:
  51                 return redirect('contact_thanks', form_tag)
  52     else:
  53         formsets = form.get_formsets()
  54
  55     return render(
  56         request, ['contact/%s/form.html' % form_tag, 'contact/form.html'],
  57         {'form': form, 'formsets': formsets, 'formset_errors': any(formset.errors for formset in formsets.values())}
  58     )
  59
  60
  61 def thanks(request, form_tag):
  62     try:
  63         form_class = contact_forms[form_tag]
  64     except KeyError:
  65         raise Http404
  66
  67     return render(
  68         request, ['contact/%s/thanks.html' % form_tag, 'contact/thanks.html'],
  69         {'base_template': getattr(form_class, 'base_template', None)})
  70
  71
  72 def results(request, contact_id, digest):
  73     contact = get_object_or_404(Contact, id=contact_id)
  74     if digest != contact.digest():
  75         raise Http404
  76     try:
  77         form_class = contact_forms[contact.form_tag]
  78     except KeyError:
  79         raise Http404
  80
  81     return render(
  82         request, 'contact/%s/results.html' % contact.form_tag,
  83         {
  84             'results': form_class.results(contact),
  85             'base_template': getattr(form_class, 'base_template', None),
  86         }
  87     )
  88
  89
  90 @permission_required('contact.change_attachment')
  91 def attachment(request, contact_id, tag):
  92     attachment = get_object_or_404(Attachment, contact_id=contact_id, tag=tag)
  93     attachment_url = unquote(attachment.file.url)
  94     return serve_file(attachment_url)
  95
  96
  97 def attachment_key(request, contact_id, tag, key):
  98     contact = Contact.objects.get(id=contact_id)
  99     if key != contact.key:
 100         raise Http404
 101     attachment = get_object_or_404(Attachment, contact_id=contact_id, tag=tag)
 102     attachment_url = unquote(attachment.file.url)
 103     return serve_file(attachment_url)