+from django.contrib.sites.models import Site
+from django.core.files.uploadedfile import UploadedFile
+from django.core.mail import send_mail, mail_managers
+from django.core.validators import email_re
+from django import forms
+from django.template.loader import render_to_string
+from django.template import RequestContext
+from django.utils.translation import ugettext_lazy as _
+
+
+contact_forms = {}
+admin_list_width = 0
+class ContactFormMeta(forms.Form.__metaclass__):
+ def __new__(cls, *args, **kwargs):
+ global admin_list_width
+ model = super(ContactFormMeta, cls).__new__(cls, *args, **kwargs)
+ assert model.form_tag not in contact_forms, 'Duplicate form_tag.'
+ if model.admin_list:
+ admin_list_width = max(admin_list_width, len(model.admin_list))
+ contact_forms[model.form_tag] = model
+ return model
+
+
+class ContactForm(forms.Form):
+ """Subclass and define some fields."""
+ __metaclass__ = ContactFormMeta
+
+ form_tag = None
+ form_title = _('Contact form')
+ submit_label = _('Submit')
+ admin_list = None
+
+ required_css_class = 'required'
+ contact = forms.CharField(max_length=128)
+
+ def save(self, request):
+ from .models import Attachment, Contact
+ body = {}
+ for name, value in self.cleaned_data.items():
+ if not isinstance(value, UploadedFile) and name != 'contact':
+ body[name] = value
+ contact = Contact.objects.create(body=body,
+ ip=request.META['REMOTE_ADDR'],
+ contact=self.cleaned_data['contact'],
+ form_tag=self.form_tag)
+ for name, value in self.cleaned_data.items():
+ if isinstance(value, UploadedFile):
+ attachment = Attachment(contact=contact, tag=name)
+ attachment.file.save(value.name, value)
+ attachment.save()
+
+ site = Site.objects.get_current()
+ dictionary = {
+ 'form_tag': self.form_tag,
+ 'site_name': site.name,
+ 'site_domain': site.domain,
+ 'contact': contact,
+ }
+ context = RequestContext(request)
+ mail_managers_subject = render_to_string([
+ 'contact/%s/mail_managers_subject.txt' % self.form_tag,
+ 'contact/mail_managers_subject.txt',
+ ], dictionary, context).strip()
+ mail_managers_body = render_to_string([
+ 'contact/%s/mail_managers_body.txt' % self.form_tag,
+ 'contact/mail_managers_body.txt',
+ ], dictionary, context)
+ mail_managers(mail_managers_subject, mail_managers_body,
+ fail_silently=True)
+
+ if email_re.match(contact.contact):
+ mail_subject = render_to_string([
+ 'contact/%s/mail_subject.txt' % self.form_tag,
+ 'contact/mail_subject.txt',
+ ], dictionary, context).strip()
+ mail_body = render_to_string([
+ 'contact/%s/mail_body.txt' % self.form_tag,
+ 'contact/mail_body.txt',
+ ], dictionary, context)
+ send_mail(mail_subject, mail_body,
+ 'no-reply@%s' % site.domain,
+ [contact.contact],
+ fail_silently=True)
+
+ return contact