@handle_response_format
@treeio_login_required
def messaging_compose(request, response_format='html'):
    "New message page"

    user = request.user.profile

    if request.POST:
        if request.POST not in 'cancel':
            message = Message()
            message.author = user.get_contact()
            if not message.author:
                return user_denied(request,
                                   message="You can't send message without a Contact Card assigned to you.",
                                   response_format=response_format)

            form = MessageForm(
                request.user.profile, None, None, request.POST, instance=message)
            if form.is_valid():
                message = form.save()
                message.recipients.add(user.get_contact())
                message.set_user_from_request(request)
                message.read_by.add(user)
                try:
                    # if email entered create contact and add to recipients
                    if 'multicomplete_recipients' in request.POST and request.POST['multicomplete_recipients']:
                        try:
                            conf = ModuleSetting.get_for_module(
                                'treeio.messaging', 'default_contact_type')[0]
                            default_contact_type = ContactType.objects.get(
                                pk=long(conf.value))
                        except Exception:
                            default_contact_type = None
                        emails = request.POST[
                            'multicomplete_recipients'].split(',')
                        for email in emails:
                            emailstr = unicode(email).strip()
                            if re.match('[a-zA-Z0-9+_\-\.]+@[0-9a-zA-Z][.-0-9a-zA-Z]*.[a-zA-Z]+', emailstr):
                                contact, created = Contact.get_or_create_by_email(
                                    emailstr, contact_type=default_contact_type)
                                message.recipients.add(contact)
                                if created:
                                    contact.set_user_from_request(request)
                except:
                    pass
                # send email to all recipients
                message.send_email()

                return HttpResponseRedirect(reverse('messaging'))
        else:
            return HttpResponseRedirect(reverse('messaging'))

    else:
        form = MessageForm(request.user.profile, None)

    context = _get_default_context(request)
    context.update({'form': form})

    return render_to_response('messaging/message_compose', context,
                              context_instance=RequestContext(request), response_format=response_format)
dataset/ETHPy150Open treeio/treeio/treeio/messaging/views.py/messaging_compose/swapped operands of `not in`