OpenSlides/openslides/agenda/views.py

235 lines
7.3 KiB
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
openslides.agenda.views
~~~~~~~~~~~~~~~~~~~~~~~
Views for the agenda app.
:copyright: 2011, 2012 by the OpenSlides team, see AUTHORS.
:license: GNU GPL, see LICENSE for more details.
"""
from reportlab.platypus import Paragraph
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 _, ugettext_lazy
from django.views.generic.detail import SingleObjectMixin
from openslides.utils.pdf import stylesheet
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
from openslides.projector.projector import Widget, SLIDE
from openslides.agenda.models import Item
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'
def get_context_data(self, **kwargs):
context = super(Overview, self).get_context_data(**kwargs)
context.update({
'items': Item.objects.all(),
'active_sid': get_active_slide(only_sid=True),
})
return context
@transaction.commit_manually
def post(self, request, *args, **kwargs):
context = self.get_context_data(**kwargs)
if not request.user.has_perm('agenda.can_manage_agenda'):
messages.error(request,
_('You are not authorized 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():
try:
parent = Item.objects.get(id=form.cleaned_data['parent'])
except Item.DoesNotExist:
parent = None
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
context_object_name = 'item'
class SetClosed(RedirectView, SingleObjectMixin):
"""
Close or open an item.
"""
permission_required = 'agenda.can_manage_agenda'
allow_ajax = True
url = 'item_overview'
model = Item
def get_ajax_context(self, **kwargs):
context = super(SetClosed, self).get_ajax_context(**kwargs)
closed = kwargs['closed']
if closed:
link = reverse('item_open', args=[self.object.id])
else:
link = reverse('item_close', args=[self.object.id])
context.update({
'closed': kwargs['closed'],
'link': link,
})
return context
def pre_redirect(self, request, *args, **kwargs):
self.object = self.get_object()
closed = kwargs['closed']
self.object.set_closed(closed)
return super(SetClosed, self).pre_redirect(request, *args, **kwargs)
class ItemUpdate(UpdateView):
"""
Update an existing item.
"""
permission_required = 'agenda.can_manage_agenda'
template_name = 'agenda/edit.html'
model = Item
context_object_name = 'item'
form_class = ItemForm
success_url = 'item_overview'
apply_url = 'item_edit'
def get_success_url(self):
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
context_object_name = 'item'
form_class = ItemForm
success_url = 'item_overview'
apply_url = 'item_edit'
def get_success_url(self):
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())
class ItemDelete(DeleteView):
"""
Delete an item.
"""
permission_required = 'agenda.can_manage_agenda'
model = Item
url = 'item_overview'
def get_answer_options(self):
if self.object.children.exists():
return [('all', _("Yes, with all child items."))] + self.answer_options
else:
return self.answer_options
def pre_post_redirect(self, request, *args, **kwargs):
if self.get_answer() == 'all':
self.object.delete(with_children=True)
messages.success(request,
_("Item %s and his children were successfully deleted.") \
% html_strong(self.object))
elif self.get_answer() == 'yes':
self.object.delete(with_children=False)
messages.success(request,
_("Item %s was successfully deleted.") \
% html_strong(self.object))
class AgendaPDF(PDFView):
"""
Create a full agenda-PDF.
"""
permission_required = 'agenda.can_see_agenda'
filename = ugettext_lazy('Agenda')
document_title = ugettext_lazy('Agenda')
def append_to_pdf(self, story):
for item in Item.objects.all():
ancestors = item.get_ancestors()
if ancestors:
space = " " * 6 * ancestors.count()
story.append(Paragraph("%s%s" % (space, item.get_title()),
stylesheet['Subitem']))
else:
story.append(Paragraph(item.get_title(), stylesheet['Item']))
def register_tab(request):
"""
register the agenda tab.
"""
selected = request.path.startswith('/agenda/')
return Tab(
title=_('Agenda'),
app='agenda',
url=reverse('item_overview'),
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',
template='agenda/widget.html',
context={
'agenda': SLIDE['agenda'],
'items': Item.objects.all()},
permission_required='agenda.can_manage_agenda')]