From a72832842b12708e10370f7340b02de2c01c894b Mon Sep 17 00:00:00 2001
From: Oskar Hahn <mail@oshahn.de>
Date: Wed, 4 Jul 2012 11:00:58 +0200
Subject: [PATCH 1/2] #267 fixt typo.

syncdb is required
---
 openslides/agenda/forms.py                    |  2 +-
 openslides/agenda/models.py                   | 34 +++++++++----------
 .../agenda/templates/agenda/item_row.html     |  4 +--
 .../agenda/templates/agenda/widget.html       |  2 +-
 openslides/application/models.py              |  2 +-
 openslides/application/views.py               |  2 +-
 openslides/assignment/models.py               | 12 +++----
 openslides/assignment/views.py                |  2 +-
 8 files changed, 30 insertions(+), 30 deletions(-)

diff --git a/openslides/agenda/forms.py b/openslides/agenda/forms.py
index 2de5af684..acd07ccaf 100644
--- a/openslides/agenda/forms.py
+++ b/openslides/agenda/forms.py
@@ -25,7 +25,7 @@ class ItemForm(ModelForm, CssClassMixin):
     parent = TreeNodeChoiceField(queryset=Item.objects.all(), label=_("Parent item"), required=False)
     class Meta:
         model = Item
-        exclude = ('closed', 'weight', 'releated_sid')
+        exclude = ('closed', 'weight', 'related_sid')
 
 
 def genweightchoices():
diff --git a/openslides/agenda/models.py b/openslides/agenda/models.py
index 36e5df50b..bcf2f1229 100644
--- a/openslides/agenda/models.py
+++ b/openslides/agenda/models.py
@@ -42,27 +42,27 @@ class Item(MPTTModel, SlideMixin):
     closed = models.BooleanField(default=False, verbose_name=_("Closed"))
     weight = models.IntegerField(default=0, verbose_name=_("Weight"))
     parent = TreeForeignKey('self', null=True, blank=True, related_name='children')
-    releated_sid = models.CharField(null=True, blank=True, max_length=64)
+    related_sid = models.CharField(null=True, blank=True, max_length=64)
 
-    def get_releated_slide(self):
-        return get_slide_from_sid(self.releated_sid, True)
+    def get_related_slide(self):
+        return get_slide_from_sid(self.related_sid, True)
 
-    def get_releated_type(self):
-        return self.get_releated_slide().prefix
+    def get_related_type(self):
+        return self.get_related_slide().prefix
 
-    def print_releated_type(self):
+    def print_related_type(self):
         """
-        Print the type of the releated item.
+        Print the type of the related item.
 
         For use in Template
-        ??Why does {% trans item.print_releated_type|capfirst %} not work??
+        ??Why does {% trans item.print_related_type|capfirst %} not work??
         """
-        return _(self.get_releated_type().capitalize())
+        return _(self.get_related_type().capitalize())
 
     def get_title(self):
-        if self.releated_sid is None:
+        if self.related_sid is None:
             return self.title
-        return self.get_releated_slide().get_agenda_title()
+        return self.get_related_slide().get_agenda_title()
 
     def slide(self):
         """
@@ -75,8 +75,8 @@ class Item(MPTTModel, SlideMixin):
                 'items': self.get_children(),
                 'template': 'projector/AgendaSummary.html',
             }
-        elif self.releated_sid:
-            data = self.get_releated_slide().slide()
+        elif self.related_sid:
+            data = self.get_related_slide().slide()
         else:
             data = {
                 'item': self,
@@ -142,12 +142,12 @@ class Item(MPTTModel, SlideMixin):
         * delete
         """
         if link == 'view':
-            if self.releated_sid:
-                return self.get_releated_slide().get_absolute_url(link)
+            if self.related_sid:
+                return self.get_related_slide().get_absolute_url(link)
             return reverse('item_view', args=[str(self.id)])
         if link == 'edit':
-            if self.releated_sid:
-                return self.get_releated_slide().get_absolute_url(link)
+            if self.related_sid:
+                return self.get_related_slide().get_absolute_url(link)
             return reverse('item_edit', args=[str(self.id)])
         if link == 'delete':
             return reverse('item_delete', args=[str(self.id)])
diff --git a/openslides/agenda/templates/agenda/item_row.html b/openslides/agenda/templates/agenda/item_row.html
index a4bb9b353..caff874e9 100644
--- a/openslides/agenda/templates/agenda/item_row.html
+++ b/openslides/agenda/templates/agenda/item_row.html
@@ -19,8 +19,8 @@
             <div class="dragcell"></div>
         {% endif %}
         <a href="{{ item.get_absolute_url }}">{{ item }}</a>
-        {% if item.releated_sid %}
-            ({{ item.print_releated_type }})
+        {% if item.related_sid %}
+            ({{ item.print_related_type }})
         {% endif %}
     </td>
     {% if perms.agenda.can_manage_agenda %}
diff --git a/openslides/agenda/templates/agenda/widget.html b/openslides/agenda/templates/agenda/widget.html
index 0a243579e..eed65fbb8 100644
--- a/openslides/agenda/templates/agenda/widget.html
+++ b/openslides/agenda/templates/agenda/widget.html
@@ -32,7 +32,7 @@
         {% for p in item.get_ancestors %}
             <span class="indentation">&nbsp;</span>
         {% endfor %}
-        <a href="{% model_url item 'view' %}">{{ item }}</a>{% if item.releated_sid %} ({{ item.print_releated_type }}){% endif %}
+        <a href="{% model_url item 'view' %}">{{ item }}</a>{% if item.related_sid %} ({{ item.print_related_type }}){% endif %}
         {% if not item.is_leaf_node %}
             <a class="activate_link" href="{% url projector_activate_slide item.sid 'summary' %}"><img src="{% static 'images/icons/view-list-tree.png' %}" title="{% trans 'Activate summary for this item' %}"></a>
         {% endif %}
diff --git a/openslides/application/models.py b/openslides/application/models.py
index 7f358bd9f..172182f6a 100644
--- a/openslides/application/models.py
+++ b/openslides/application/models.py
@@ -415,7 +415,7 @@ class Application(models.Model, SlideMixin):
                             'You can not delete it.')
 
 
-        for item in Item.objects.filter(releated_sid=self.sid):
+        for item in Item.objects.filter(related_sid=self.sid):
             item.delete()
         super(Application, self).delete()
 
diff --git a/openslides/application/views.py b/openslides/application/views.py
index e759b329f..b731704c6 100644
--- a/openslides/application/views.py
+++ b/openslides/application/views.py
@@ -683,7 +683,7 @@ class CreateAgendaItem(RedirectView):
 
     def pre_redirect(self, request, *args, **kwargs):
         self.application = Application.objects.get(pk=kwargs['application_id'])
-        self.item = Item(releated_sid=self.application.sid)
+        self.item = Item(related_sid=self.application.sid)
         self.item.save()
 
     def get_redirect_url(self, **kwargs):
diff --git a/openslides/assignment/models.py b/openslides/assignment/models.py
index 03f3ef99f..d9828e273 100644
--- a/openslides/assignment/models.py
+++ b/openslides/assignment/models.py
@@ -112,12 +112,12 @@ class Assignment(models.Model, SlideMixin):
     def vote_results(self):
         """
         returns a table represented as a list with all candidates from all
-        releated polls and their vote results.
+        related polls and their vote results.
         """
         vote_results_dict = {}
-        # All polls releated to this assigment
+        # All polls related to this assigment
         polls = self.poll_set.all()
-        # All PollOption-Objects releated to this assignment
+        # All PollOption-Objects related to this assignment
         options = []
         for poll in polls:
             options += poll.get_options()
@@ -130,13 +130,13 @@ class Assignment(models.Model, SlideMixin):
             for poll in polls:
                 try:
                     polloption = poll.get_options().get(candidate=candidate)
-                    # candidate is releated to this poll
+                    # candidate is related to this poll
                     votes = {}
                     for vote in polloption.get_votes():
                         votes[vote.value] = vote.get_weight()
                     vote_results_dict[candidate].append(votes)
                 except AssignmentOption.DoesNotExist:
-                    # candidate not in releated to this poll
+                    # candidate not in related to this poll
                     vote_results_dict[candidate].append(None)
         return vote_results_dict
 
@@ -145,7 +145,7 @@ class Assignment(models.Model, SlideMixin):
         return self.name
 
     def delete(self):
-        for item in Item.objects.filter(releated_sid=self.sid):
+        for item in Item.objects.filter(related_sid=self.sid):
             item.delete()
         super(Assignment, self).delete()
 
diff --git a/openslides/assignment/views.py b/openslides/assignment/views.py
index bc6ff8a34..f8058c543 100644
--- a/openslides/assignment/views.py
+++ b/openslides/assignment/views.py
@@ -463,7 +463,7 @@ class CreateAgendaItem(RedirectView):
 
     def pre_redirect(self, request, *args, **kwargs):
         self.assignment = Assignment.objects.get(pk=kwargs['assignment_id'])
-        self.item = Item(releated_sid=self.assignment.sid)
+        self.item = Item(related_sid=self.assignment.sid)
         self.item.save()
 
     def get_redirect_url(self, **kwargs):

From 29d25d30d6cea2ce9b5a2368a7a1912b0aaa3db0 Mon Sep 17 00:00:00 2001
From: Oskar Hahn <mail@oshahn.de>
Date: Wed, 4 Jul 2012 12:50:33 +0200
Subject: [PATCH 2/2] cleanup the agenda app

---
 openslides/agenda/forms.py                    |  49 +++---
 openslides/agenda/models.py                   |  69 ++++-----
 .../agenda/templates/agenda/overview.html     |  17 ++-
 openslides/agenda/tests.py                    |   3 +-
 openslides/agenda/urls.py                     |   5 +-
 openslides/agenda/views.py                    | 140 +++++++++++++-----
 openslides/static/javascript/utils.js         |   3 -
 openslides/utils/utils.py                     |   4 +
 8 files changed, 182 insertions(+), 108 deletions(-)

diff --git a/openslides/agenda/forms.py b/openslides/agenda/forms.py
index acd07ccaf..c9cd348b2 100644
--- a/openslides/agenda/forms.py
+++ b/openslides/agenda/forms.py
@@ -10,39 +10,46 @@
     :license: GNU GPL, see LICENSE for more details.
 """
 
-from django.forms import Form, ModelForm, IntegerField, ChoiceField, \
-                         ModelChoiceField, HiddenInput, Select, TextInput
+from django import forms
+from django.utils.translation import ugettext as _
 
 from mptt.forms import TreeNodeChoiceField
 
 from utils.forms import CssClassMixin
-from utils.translation_ext import ugettext as _
 
 from agenda.models import Item
 
 
-class ItemForm(ModelForm, CssClassMixin):
-    parent = TreeNodeChoiceField(queryset=Item.objects.all(), label=_("Parent item"), required=False)
+class ItemForm(forms.ModelForm, CssClassMixin):
+    """
+    Form to create of update an item.
+    """
+    parent = TreeNodeChoiceField(queryset=Item.objects.all(),
+        label=_("Parent item"), required=False)
+
     class Meta:
         model = Item
         exclude = ('closed', 'weight', 'related_sid')
 
 
-def genweightchoices():
-    l = []
-    for i in range(-50, 51):
-        l.append(('%d' % i, i))
-    return l
+def gen_weight_choices():
+    """
+    Creates a list of tuples (n, n) for n from -49 to 50.
+    """
+    return zip(*(range(-50, 51), range(-50, 51)))
 
 
-class ItemOrderForm(Form, CssClassMixin):
-    weight = ChoiceField(choices=genweightchoices(),
-                         widget=Select(attrs={'class': 'menu-weight'}),
-                         label="")
-    self = IntegerField(widget=HiddenInput(attrs={'class': 'menu-mlid'}))
-    parent = IntegerField(widget=HiddenInput(attrs={'class': 'menu-plid'}))
-
-
-class ConfigForm(Form, CssClassMixin):
-    pass
-
+class ItemOrderForm(forms.Form, CssClassMixin):
+    """
+    Form to change the order of the items.
+    """
+    weight = forms.ChoiceField(
+        choices=gen_weight_choices(),
+        widget=forms.Select(attrs={'class': 'menu-weight'}),
+    )
+    self = forms.IntegerField(
+        widget=forms.HiddenInput(attrs={'class': 'menu-mlid'}),
+    )
+    parent = forms.IntegerField(
+        widget=forms.HiddenInput(attrs={'class': 'menu-plid'}),
+    )
diff --git a/openslides/agenda/models.py b/openslides/agenda/models.py
index bcf2f1229..532750c33 100644
--- a/openslides/agenda/models.py
+++ b/openslides/agenda/models.py
@@ -13,19 +13,22 @@
 try:
     import json
 except ImportError:
+    # for python 2.5 support
     import simplejson as json
 
 from django.db import models
 from django.core.urlresolvers import reverse
+from django.utils.translation import ugettext as _, ugettext_noop
 
 from mptt.models import MPTTModel, TreeForeignKey
 
-from config.models import config
+from openslides.config.models import config
 
-from projector.projector import SlideMixin
-from projector.api import register_slidemodel, get_slide_from_sid
+from openslides.projector.projector import SlideMixin
+from openslides.projector.api import (register_slidemodel, get_slide_from_sid,
+    register_slidefunc, split_sid)
 
-from utils.translation_ext import ugettext as _
+from openslides.agenda.slides import agenda_show
 
 
 class Item(MPTTModel, SlideMixin):
@@ -36,18 +39,25 @@ class Item(MPTTModel, SlideMixin):
     """
     prefix = 'item'
 
-    title = models.CharField(null=True, max_length=256, verbose_name=_("Title"))
+    title = models.CharField(null=True, max_length=255, verbose_name=_("Title"))
     text = models.TextField(null=True, blank=True, verbose_name=_("Text"))
     comment = models.TextField(null=True, blank=True, verbose_name=_("Comment"))
     closed = models.BooleanField(default=False, verbose_name=_("Closed"))
     weight = models.IntegerField(default=0, verbose_name=_("Weight"))
-    parent = TreeForeignKey('self', null=True, blank=True, related_name='children')
-    related_sid = models.CharField(null=True, blank=True, max_length=64)
+    parent = TreeForeignKey('self', null=True, blank=True,
+        related_name='children')
+    related_sid = models.CharField(null=True, blank=True, max_length=63)
 
     def get_related_slide(self):
+        """
+        return the object, of which the item points.
+        """
         return get_slide_from_sid(self.related_sid, True)
 
     def get_related_type(self):
+        """
+        return the type of the releated slide.
+        """
         return self.get_related_slide().prefix
 
     def print_related_type(self):
@@ -60,6 +70,9 @@ class Item(MPTTModel, SlideMixin):
         return _(self.get_related_type().capitalize())
 
     def get_title(self):
+        """
+        return the title of this item.
+        """
         if self.related_sid is None:
             return self.title
         return self.get_related_slide().get_agenda_title()
@@ -69,7 +82,6 @@ class Item(MPTTModel, SlideMixin):
         Return a map with all Data for the Slide
         """
         if config['presentation_argument'] == 'summary':
-            print 'soweit schonmal'
             data = {
                 'title': self.get_title(),
                 'items': self.get_children(),
@@ -92,16 +104,16 @@ class Item(MPTTModel, SlideMixin):
         self.closed = closed
         self.save()
 
-    @property
-    def active_parent(self):
-        """
-        Return True if the item has a active parent
-        """
-        sid = get_active_slide(only_sid=True).split()
-        if  len(sid) == 2 and sid[0] == self.prefix:
-            if self.get_ancestors().filter(pk=sid[0]).exists():
-                return True
-        return False
+    ## @property
+    ## def active_parent(self):
+        ## """
+        ## Return True if the item has an active parent.
+        ## """
+        ## sid = get_active_slide(only_sid=True).split()
+        ## if  len(sid) == 2 and sid[0] == self.prefix:
+            ## if self.get_ancestors().filter(pk=sid[0]).exists():
+                ## return True
+        ## return False
 
     @property
     def weight_form(self):
@@ -157,8 +169,8 @@ class Item(MPTTModel, SlideMixin):
 
     class Meta:
         permissions = (
-            ('can_see_agenda', _("Can see agenda", fixstr=True)),
-            ('can_manage_agenda', _("Can manage agenda", fixstr=True)),
+            ('can_see_agenda', ugettext_noop("Can see agenda")),
+            ('can_manage_agenda', ugettext_noop("Can manage agenda")),
         )
 
     class MPTTMeta:
@@ -166,21 +178,4 @@ class Item(MPTTModel, SlideMixin):
 
 
 register_slidemodel(Item, control_template='agenda/control_item.html')
-
-# TODO: put this in another file
-
-from projector.api import register_slidefunc
-from agenda.slides import agenda_show
-
 register_slidefunc('agenda', agenda_show, weight=-1, name=_('Agenda'))
-
-
-from django.dispatch import receiver
-from openslides.config.signals import default_config_value
-
-
-@receiver(default_config_value, dispatch_uid="agenda_default_config")
-def default_config(sender, key, **kwargs):
-    return {
-        'agenda_countdown_time': 60,
-    }.get(key)
diff --git a/openslides/agenda/templates/agenda/overview.html b/openslides/agenda/templates/agenda/overview.html
index 9dcb48b64..82f4355d5 100644
--- a/openslides/agenda/templates/agenda/overview.html
+++ b/openslides/agenda/templates/agenda/overview.html
@@ -71,20 +71,27 @@
                     <th class="tabledrag-hide">{% trans "Weight" %}</th>
                 {% endif %}
             </tr>
-        {% if items %}
-            <tr class="topline {% if overview %}activeline{% endif %}">
+            <tr class="topline{% if active_sid == 'agenda' %} activeline{% endif %}">
                 <td></td>
                 <td>
-                    <b>{% trans "Agenda" %}</b>
+                    <strong>{% trans "Agenda" %}</strong>
                 </td>
                 {% if perms.agenda.can_manage_agenda %}
                 <td></td>
                 {% endif %}
                 {% if perms.agenda.can_manage_agenda or perms.projector.can_manage_projector %}
-                <td></td>
+                <td>
+                {% if perms.projector.can_manage_projector %}
+                    <span>
+                        <a class="activate_link{% if active_sid == 'agenda' %} active{% endif %}" href="{% url projector_activate_slide 'agenda' %}" title="{% trans 'Activate item' %}">
+                            <span></span>
+                        </a>
+                    </span>
+                {% endif %}
+                </td>
                 {% endif %}
             </tr>
-
+        {% if items %}
             {% for item in items %}
             <tr class="draggable{% cycle ' odd' '' %}
 {% if item.active %}activeline{% endif %}">
diff --git a/openslides/agenda/tests.py b/openslides/agenda/tests.py
index 6af7e387d..0906eaef2 100644
--- a/openslides/agenda/tests.py
+++ b/openslides/agenda/tests.py
@@ -47,7 +47,8 @@ class ItemTest(TestCase):
         self.assertFalse(self.item4 in self.item1.get_children())
 
         l = Item.objects.all()
-        self.assertEqual(str(l), "[<Item: item1>, <Item: item1A>, <Item: item1Aa>, <Item: item2>]")
+        self.assertEqual(str(l),
+         "[<Item: item1>, <Item: item1A>, <Item: item1Aa>, <Item: item2>]")
 
     def testForms(self):
         for item in Item.objects.all():
diff --git a/openslides/agenda/urls.py b/openslides/agenda/urls.py
index 1f5c952ec..3fa098962 100644
--- a/openslides/agenda/urls.py
+++ b/openslides/agenda/urls.py
@@ -10,8 +10,9 @@
     :license: GNU GPL, see LICENSE for more details.
 """
 
-from django.conf.urls.defaults import *
-from agenda.views import Overview, View, SetClosed, ItemUpdate, ItemCreate, ItemDelete, AgendaPDF
+from django.conf.urls.defaults import url, patterns
+from agenda.views import (Overview, View, SetClosed, ItemUpdate, ItemCreate,
+    ItemDelete, AgendaPDF)
 
 urlpatterns = patterns('',
     url(r'^$',
diff --git a/openslides/agenda/views.py b/openslides/agenda/views.py
index 10102d11f..c690209c0 100644
--- a/openslides/agenda/views.py
+++ b/openslides/agenda/views.py
@@ -11,28 +11,33 @@
 """
 from reportlab.platypus import Paragraph
 
-from django.db.models import Model
+from django.core.context_processors import csrf
 from django.core.urlresolvers import reverse
 from django.contrib import messages
+from django.db import transaction
+from django.db.models import Model
 from django.utils.translation import ugettext as _
-from django.core.context_processors import csrf
 from django.views.generic.detail import SingleObjectMixin
 
 from openslides.utils.pdf import stylesheet
-from openslides.utils.views import (TemplateView, RedirectView, UpdateView, CreateView,
-                         DeleteView, PDFView, FormView, DetailView)
+from openslides.utils.views import (TemplateView, RedirectView, UpdateView,
+    CreateView, DeleteView, PDFView, DetailView)
 from openslides.utils.template import Tab
+from openslides.utils.utils import html_strong
 
 from openslides.config.models import config
 
-from openslides.projector.api import get_active_slide, set_active_slide
+from openslides.projector.api import get_active_slide
 from openslides.projector.projector import Widget, SLIDE
 
 from openslides.agenda.models import Item
-from openslides.agenda.forms import ItemOrderForm, ItemForm, ConfigForm
+from openslides.agenda.forms import ItemOrderForm, ItemForm
 
 
 class Overview(TemplateView):
+    """
+    Show all agenda items, and update there range via post.
+    """
     permission_required = 'agenda.can_see_agenda'
     template_name = 'agenda/overview.html'
 
@@ -40,14 +45,18 @@ class Overview(TemplateView):
         context = super(Overview, self).get_context_data(**kwargs)
         context.update({
             'items': Item.objects.all(),
-            'overview': get_active_slide(only_sid=True) == 'agenda_show',
+            'active_sid': get_active_slide(only_sid=True),
         })
         return context
 
+    @transaction.commit_manually
     def post(self, request, *args, **kwargs):
-        #todo: check for permission
         context = self.get_context_data(**kwargs)
-        #todo: check for any erros in the forms befor saving the data
+        if not request.user.has_perm('agenda.can_manage_agenda'):
+            messages.error(request,
+                _('You are not permitted to manage the agenda.'))
+            return self.render_to_response(context)
+        transaction.commit()
         for item in Item.objects.all():
             form = ItemOrderForm(request.POST, prefix="i%d" % item.id)
             if form.is_valid():
@@ -58,12 +67,21 @@ class Overview(TemplateView):
                 item.weight = form.cleaned_data['weight']
                 item.parent = parent
                 Model.save(item)
-
+            else:
+                transaction.rollback()
+                messages.error(request,
+                    _('Errors when reordering of the agenda'))
+                return self.render_to_response(context)
         Item.objects.rebuild()
+        # TODO: assure, that it is a valid tree
+        transaction.commit()
         return self.render_to_response(context)
 
 
 class View(DetailView):
+    """
+    Show an agenda item.
+    """
     permission_required = 'agenda.can_see_agenda'
     template_name = 'agenda/view.html'
     model = Item
@@ -72,7 +90,7 @@ class View(DetailView):
 
 class SetClosed(RedirectView, SingleObjectMixin):
     """
-    Close or open an Item.
+    Close or open an item.
     """
     permission_required = 'agenda.can_manage_agenda'
     allow_ajax = True
@@ -100,6 +118,9 @@ class SetClosed(RedirectView, SingleObjectMixin):
 
 
 class ItemUpdate(UpdateView):
+    """
+    Update an existing item.
+    """
     permission_required = 'agenda.can_manage_agenda'
     template_name = 'agenda/edit.html'
     model = Item
@@ -109,13 +130,18 @@ class ItemUpdate(UpdateView):
     apply_url = 'item_edit'
 
     def get_success_url(self):
-        messages.success(self.request, _("Item <b>%s</b> was successfully modified.") % self.request.POST['title'])
+        messages.success(self.request,
+            _("Item %s was successfully modified.") \
+            % html_strong(self.request.POST['title']))
         if 'apply' in self.request.POST:
             return ''
         return reverse(super(UpdateView, self).get_success_url())
 
 
 class ItemCreate(CreateView):
+    """
+    Create a new item.
+    """
     permission_required = 'agenda.can_manage_agenda'
     template_name = 'agenda/edit.html'
     model = Item
@@ -125,7 +151,9 @@ class ItemCreate(CreateView):
     apply_url = 'item_edit'
 
     def get_success_url(self):
-        messages.success(self.request, _("Item <b>%s</b> was successfully created.") % self.request.POST['title'])
+        messages.success(self.request,
+            _("Item %s was successfully created.") \
+            % html_strong(self.request.POST['title']))
         if 'apply' in self.request.POST:
             return reverse(self.get_apply_url(), args=[self.object.id])
         return reverse(super(CreateView, self).get_success_url())
@@ -133,7 +161,7 @@ class ItemCreate(CreateView):
 
 class ItemDelete(DeleteView):
     """
-    Delete an Item.
+    Delete an item.
     """
     permission_required = 'agenda.can_manage_agenda'
     model = Item
@@ -144,27 +172,69 @@ class ItemDelete(DeleteView):
 
         if 'all' in request.POST:
             self.object.delete(with_children=True)
-            messages.success(request, _("Item <b>%s</b> and his children were successfully deleted.") % self.object)
+            messages.success(request,
+                _("Item %s and his children were successfully deleted.") \
+                % html_strong(self.object))
         else:
             self.object.delete(with_children=False)
-            messages.success(request, _("Item <b>%s</b> was successfully deleted.") % self.object)
+            messages.success(request,
+                _("Item %s was successfully deleted.") \
+                % html_strong(self.object))
 
     def gen_confirm_form(self, request, message, url, singleitem=False):
         if singleitem:
-            messages.warning(request, '%s<form action="%s" method="post"><input type="hidden" value="%s" name="csrfmiddlewaretoken"><input type="submit" value="%s" /> <input type="button" value="%s"></form>' % (message, url, csrf(request)['csrf_token'], _("Yes"), _("No")))
+            messages.warning(
+                request,
+                """
+                %s
+                <form action="%s" method="post">
+                    <input type="hidden" value="%s" name="csrfmiddlewaretoken">
+                    <input type="submit" value="%s">
+                    <input type="button" value="%s">
+                </form>
+                """
+                % (message, url, csrf(request)['csrf_token'], _("Yes"),
+                    _("No"))
+            )
         else:
-            messages.warning(request, '%s<form action="%s" method="post"><input type="hidden" value="%s" name="csrfmiddlewaretoken"><input type="submit" value="%s" /> <input type="submit" name="all" value="%s" /> <input type="button" value="%s"></form>' % (message, url, csrf(request)['csrf_token'], _("Yes"), _("Yes, with all child items."), _("No")))
+            messages.warning(
+                request,
+                """
+                %s
+                <form action="%s" method="post">
+                    <input type="hidden" value="%s" name="csrfmiddlewaretoken">
+                    <input type="submit" value="%s">
+                    <input type="submit" name="all" value="%s">
+                    <input type="button" value="%s">
+                </form>
+                """
+                % (message, url, csrf(request)['csrf_token'], _("Yes"),
+                    _("Yes, with all child items."), _("No"))
+            )
 
     def confirm_form(self, request, object, item=None):
         if item is None:
             item = object
         if item.get_children():
-            self.gen_confirm_form(request, _('Do you really want to delete <b>%s</b>?') % item, item.get_absolute_url('delete'), False)
+            self.gen_confirm_form(
+                request,
+                _('Do you really want to delete %s?') % html_strong(item),
+                item.get_absolute_url('delete'),
+                False,
+            )
         else:
-            self.gen_confirm_form(request, _('Do you really want to delete <b>%s</b>?') % item, item.get_absolute_url('delete'), True)
+            self.gen_confirm_form(
+                request,
+                _('Do you really want to delete %s?') % html_strong(item),
+                item.get_absolute_url('delete'),
+                True,
+            )
 
 
 class AgendaPDF(PDFView):
+    """
+    Create a full agenda-PDF.
+    """
     permission_required = 'agenda.can_see_agenda'
     filename = _('Agenda')
     document_title = _('Agenda')
@@ -173,39 +243,31 @@ class AgendaPDF(PDFView):
         for item in Item.objects.all():
             ancestors = item.get_ancestors()
             if ancestors:
-                space = "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;" * ancestors.count()
-                story.append(Paragraph("%s%s" % (space, item.get_title()), stylesheet['Subitem']))
+                space = "&nbsp;" * 6 * ancestors.count()
+                story.append(Paragraph("%s%s" % (space, item.get_title()),
+                    stylesheet['Subitem']))
             else:
                 story.append(Paragraph(item.get_title(), stylesheet['Item']))
 
 
-#
-# rene: empty for now so comment it out to keep it from appearing in the settings
-#
-#class Config(FormView):
-#    permission_required = 'config.can_manage_config'
-#    form_class = ConfigForm
-#    template_name = 'agenda/config.html'
-#
-#    def get_initial(self):
-#        return {}
-#
-#    def form_valid(self, form):
-#        messages.success(self.request, _('Agenda settings successfully saved.'))
-#        return super(Config, self).form_valid(form)
-
-
 def register_tab(request):
+    """
+    register the agenda tab.
+    """
     selected = True if request.path.startswith('/agenda/') else False
     return Tab(
         title=_('Agenda'),
         url=reverse('item_overview'),
-        permission=request.user.has_perm('agenda.can_see_agenda') or request.user.has_perm('agenda.can_manage_agenda'),
+        permission=request.user.has_perm('agenda.can_see_agenda')
+            or request.user.has_perm('agenda.can_manage_agenda'),
         selected=selected,
     )
 
 
 def get_widgets(request):
+    """
+    return the agenda widget for the projector-tab.
+    """
     return [
         Widget(
             name='agenda',
diff --git a/openslides/static/javascript/utils.js b/openslides/static/javascript/utils.js
index 0057ca1ff..b5bcb2a5a 100644
--- a/openslides/static/javascript/utils.js
+++ b/openslides/static/javascript/utils.js
@@ -31,9 +31,6 @@ $(function () {
                 $('tr').removeClass('activeline');
                 link.parent().parent().parent().addClass('activeline');
                 link.addClass('active');
-            },
-            error: function () {
-                alert("Ajax Error");
             }
         });
     });
diff --git a/openslides/utils/utils.py b/openslides/utils/utils.py
index b0abc20b0..82bc3fb5d 100644
--- a/openslides/utils/utils.py
+++ b/openslides/utils/utils.py
@@ -126,3 +126,7 @@ def encodedict(dict):
     for key in dict:
         newdict[key] = [unicode(dict[key][0].decode('utf-8'))]
     return newdict
+
+
+def html_strong(string):
+    return "<strong>%s</strong>" % string