views.py 文件源码

def form_valid(self, form):
        message = form.cleaned_data.get('comment')
        image = form.cleaned_data.get("image")
        users = (self.request.POST.get('users[]','')).split(",")
        user = self.request.user
        subject = self.webpage.topic.subject

        if (users[0] is not ''):
            for u in users:
                to_user = User.objects.get(email=u)
                talk, create = Conversation.objects.get_or_create(user_one=user,user_two=to_user)
                created = TalkMessages.objects.create(text=message,talk=talk,user=user,subject=subject,image=image)

                simple_notify = textwrap.shorten(strip_tags(message), width = 30, placeholder = "...")

                if image is not '':
                    simple_notify += " ".join(_("[Photo]"))

                notification = {
                    "type": "chat",
                    "subtype": "subject",
                    "space": subject.slug,
                    "user_icon": created.user.image_url,
                    "notify_title": str(created.user),
                    "simple_notify": simple_notify,
                    "view_url": reverse("chat:view_message", args = (created.id, ), kwargs = {}),
                    "complete": render_to_string("chat/_message.html", {"talk_msg": created}, self.request),
                    "container": "chat-" + str(created.user.id),
                    "last_date": _("Last message in %s")%(formats.date_format(created.create_date, "SHORT_DATETIME_FORMAT"))
                }

                notification = json.dumps(notification)

                Group("user-%s" % to_user.id).send({'text': notification})

                ChatVisualizations.objects.create(viewed = False, message = created, user = to_user)

            success = str(_('The message was successfull sent!'))
            return JsonResponse({"message":success})
        erro = HttpResponse(str(_("No user selected!")))
        erro.status_code = 404
        return erro