contact/forms.py

   1 from django.contrib.sites.models import Site
   2 from django.core.files.uploadedfile import UploadedFile
   3 from django.core.mail import send_mail, mail_managers
   4 from django.core.validators import email_re
   5 from django import forms
   6 from django.template.loader import render_to_string
   7 from django.template import RequestContext
   8 from .models import Attachment, Contact
   9
  10
  11 contact_forms = {}
  12 class ContactFormMeta(forms.Form.__metaclass__):
  13     def __new__(cls, *args, **kwargs):
  14         model = super(ContactFormMeta, cls).__new__(cls, *args, **kwargs)
  15         assert model.form_tag not in contact_forms, 'Duplicate form_tag.'
  16         contact_forms[model.form_tag] = model
  17         return model
  18
  19
  20 class ContactForm(forms.Form):
  21     """Subclass and define some fields."""
  22     __metaclass__ = ContactFormMeta
  23     required_css_class = 'required'
  24     contact = forms.CharField(max_length=128)
  25     form_tag = None
  26
  27     def save(self, request):
  28         body = {}
  29         for name, value in self.cleaned_data.items():
  30             if not isinstance(value, UploadedFile) and name != 'contact':
  31                     body[name] = value
  32         contact = Contact.objects.create(body=body,
  33                     ip=request.META['REMOTE_ADDR'],
  34                     contact=self.cleaned_data['contact'],
  35                     form_tag=self.form_tag)
  36         for name, value in self.cleaned_data.items():
  37             if isinstance(value, UploadedFile):
  38                 attachment = Attachment(contact=contact, tag=name)
  39                 attachment.file.save(value.name, value)
  40                 attachment.save()
  41
  42         site = Site.objects.get_current()
  43         dictionary = {
  44             'form_tag': self.form_tag,
  45             'site_name': site.name,
  46             'site_domain': site.domain,
  47             'contact': contact,
  48         }
  49         context = RequestContext(request)
  50         mail_managers_subject = render_to_string([
  51                 'contact/%s/mail_managers_subject.txt' % self.form_tag,
  52                 'contact/mail_managers_subject.txt',
  53             ], dictionary, context)
  54         mail_managers_body = render_to_string([
  55                 'contact/%s/mail_managers_body.txt' % self.form_tag,
  56                 'contact/mail_managers_body.txt',
  57             ], dictionary, context)
  58         mail_managers(mail_managers_subject, mail_managers_body,
  59             fail_silently=True)
  60
  61         if email_re.match(contact.contact):
  62             mail_subject = render_to_string([
  63                     'contact/%s/mail_subject.txt' % self.form_tag,
  64                     'contact/mail_subject.txt',
  65                 ], dictionary, context)
  66             mail_body = render_to_string([
  67                     'contact/%s/mail_body.txt' % self.form_tag,
  68                     'contact/mail_body.txt',
  69                 ], dictionary, context)
  70             send_mail(mail_subject, mail_body,
  71                 'no-reply@%s' % site.domain,
  72                 [contact.contact],
  73                 fail_silently=True)
  74
  75         return contact