From 062e9bd4cbaa93ae364929a5c063d268e086122d Mon Sep 17 00:00:00 2001
From: Oskar Hahn <mail@oshahn.de>
Date: Tue, 6 Mar 2012 12:16:03 +0100
Subject: [PATCH] added signals for template-context-manipulation

---
 openslides/agenda/slides.py                       |  3 +--
 openslides/application/models.py                  |  1 -
 .../templates/application/poll_view.html          |  1 +
 openslides/poll/views.py                          |  4 +++-
 openslides/projector/api.py                       |  4 +++-
 openslides/utils/signals.py                       | 15 +++++++++++++++
 openslides/utils/views.py                         |  7 ++++++-
 7 files changed, 29 insertions(+), 6 deletions(-)
 create mode 100644 openslides/utils/signals.py

diff --git a/openslides/agenda/slides.py b/openslides/agenda/slides.py
index c1c24fdf0..68eef0efa 100644
--- a/openslides/agenda/slides.py
+++ b/openslides/agenda/slides.py
@@ -1,8 +1,7 @@
 from django.utils.translation import ugettext as _
 
-from agenda.models import Item
-
 def agenda_show():
+    from agenda.models import Item
     data = {}
     items = Item.objects.filter(parent=None)
     data['title'] = _("Agenda")
diff --git a/openslides/application/models.py b/openslides/application/models.py
index 82caa16a5..343c11aa8 100644
--- a/openslides/application/models.py
+++ b/openslides/application/models.py
@@ -23,7 +23,6 @@ from projector.models import SlideMixin
 from participant.models import Profile
 from system import config
 from utils.utils import _propper_unicode
-from poll import ChoicePoll
 from poll.models import BaseOption, BasePoll, CountVotesCast, CountInvalid, Vote
 
 
diff --git a/openslides/application/templates/application/poll_view.html b/openslides/application/templates/application/poll_view.html
index 1dd88711f..f9be853fc 100644
--- a/openslides/application/templates/application/poll_view.html
+++ b/openslides/application/templates/application/poll_view.html
@@ -42,6 +42,7 @@
                 <td>{{ pollform.votescast.errors }}{{ pollform.votescast }}</td>
             </tr>
         </table>
+        {{ post_form }}
         <button class="button" type="submit">
             <span class="icon ok">{%trans 'Save' %}</span>
         </button>
diff --git a/openslides/poll/views.py b/openslides/poll/views.py
index 3059e4595..f4e72e019 100644
--- a/openslides/poll/views.py
+++ b/openslides/poll/views.py
@@ -1,7 +1,9 @@
-from django.views.generic import TemplateView
 from django.http import HttpResponseRedirect
 from django.forms.models import modelform_factory
 
+from utils.views import TemplateView
+
+
 class PollFormView(TemplateView):
     template_name = 'poll/poll.html'
     poll_argument = 'poll_id'
diff --git a/openslides/projector/api.py b/openslides/projector/api.py
index 7a8fd024c..86814da4e 100644
--- a/openslides/projector/api.py
+++ b/openslides/projector/api.py
@@ -35,8 +35,10 @@ def set_active_slide(sid):
     config["presentation"] = sid
 
 
-def register_slidemodel(model, category=None, model_name=''):
+def register_slidemodel(model, category=None, model_name=None):
     #TODO: Warn if there already is a slide with this prefix
+    if model_name is None:
+        model_name = model.prefix
     SLIDE[model.prefix] = Slide(
         model_slide=True,
         model=model,
diff --git a/openslides/utils/signals.py b/openslides/utils/signals.py
new file mode 100644
index 000000000..cc2a368a9
--- /dev/null
+++ b/openslides/utils/signals.py
@@ -0,0 +1,15 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+"""
+    openslides.utils.signals
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+    Defines Signals for the openslides-project.
+
+    :copyright: 2011 by the OpenSlides team, see AUTHORS.
+    :license: GNU GPL, see LICENSE for more details.
+"""
+
+from django.dispatch import Signal
+
+template_manipulation = Signal(providing_args=['context'])
diff --git a/openslides/utils/views.py b/openslides/utils/views.py
index 2f14d9a88..0ca691cbe 100644
--- a/openslides/utils/views.py
+++ b/openslides/utils/views.py
@@ -26,6 +26,7 @@ from django.views.generic import (TemplateView as _TemplateView,
 from django.views.generic.detail import SingleObjectMixin
 
 from utils import render_to_forbitten
+from openslides.utils.signals import template_manipulation
 from pdf import firstPage, laterPages
 
 FREE_TO_GO = 'free to go'
@@ -55,8 +56,12 @@ class PermissionMixin(object):
         return super(LoginMixin, self).dispatch(request, *args, **kwargs)
 
 
+
 class TemplateView(_TemplateView, PermissionMixin):
-    pass
+    def get_context_data(self, **kwargs):
+        context = super(TemplateView, self).get_context_data(**kwargs)
+        template_manipulation.send(sender=self, context=context, blub=True)
+        return context
 
 
 class RedirectView(_RedirectView, PermissionMixin):