OpenSlides/openslides/motion/views.py

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#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
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openslides.motion.views
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~~~~~~~~~~~~~~~~~~~~~~~
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Views for the motion app.
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:copyright: 2011, 2012 by the OpenSlides team, see AUTHORS.
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:license: GNU GPL, see LICENSE for more details.
"""
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from reportlab.platypus import Paragraph
from django.core.urlresolvers import reverse
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from django.contrib import messages
from django.db import transaction
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from django.db.models import Model
from django.utils.translation import ugettext as _, ugettext_lazy
from django.views.generic.detail import SingleObjectMixin
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from django.http import Http404
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from openslides.utils.pdf import stylesheet
from openslides.utils.views import (
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TemplateView, RedirectView, UpdateView, CreateView, DeleteView, PDFView,
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DetailView, ListView, FormView)
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from openslides.utils.template import Tab
from openslides.utils.utils import html_strong
from openslides.projector.api import get_active_slide
from openslides.projector.projector import Widget, SLIDE
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from openslides.config.models import config
from .models import Motion, MotionSubmitter
from .forms import (BaseMotionForm, MotionSubmitterMixin, MotionSupporterMixin,
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MotionTrivialChangesMixin, ConfigForm)
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class MotionListView(ListView):
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"""
List all motion.
"""
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permission_required = 'motion.can_see_motion'
model = Motion
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motion_list = MotionListView.as_view()
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class MotionDetailView(DetailView):
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"""
Show the details of one motion.
"""
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permission_required = 'motion.can_see_motion'
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model = Motion
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template_name = 'motion/motion_detail.html'
def get_object(self):
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object = super(MotionDetailView, self).get_object()
version_id = self.kwargs.get('version_id', None)
if version_id is not None:
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try:
object.version = int(version_id) -1
except IndexError:
raise Http404
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return object
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motion_detail = MotionDetailView.as_view()
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class MotionMixin(object):
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"""
Mixin to add save the version-data to the motion-object
"""
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def manipulate_object(self, form):
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super(MotionMixin, self).manipulate_object(form)
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for attr in ['title', 'text', 'reason']:
setattr(self.object, attr, form.cleaned_data[attr])
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def post_save(self, form):
super(MotionMixin, self).post_save(form)
# TODO: only delete and save neccessary submitters
self.object.submitter.all().delete()
MotionSubmitter.objects.bulk_create(
[MotionSubmitter(motion=self.object, person=person)
for person in form.cleaned_data['submitter']])
def get_form_class(self):
form_classes = [BaseMotionForm]
if config['motion_allow_trivial_change']:
form_classes.append(MotionTrivialChangesMixin)
if self.request.user.has_perm('motion.can_manage_motion'):
form_classes.append(MotionSubmitterMixin)
if config['motion_min_supporters'] > 0:
form_classes.append(MotionSupporterMixin)
return type('MotionForm', tuple(form_classes), {})
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class MotionCreateView(MotionMixin, CreateView):
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"""
Create a motion.
"""
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permission_required = 'motion.can_create_motion'
model = Motion
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motion_create = MotionCreateView.as_view()
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class MotionUpdateView(MotionMixin, UpdateView):
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"""
Update a motion.
"""
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# TODO: set permissions
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model = Motion
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motion_edit = MotionUpdateView.as_view()
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class Config(FormView):
permission_required = 'config.can_manage_config'
form_class = ConfigForm
template_name = 'motion/config.html'
success_url_name = 'config_motion'
def get_initial(self):
return {
'motion_min_supporters': config['motion_min_supporters'],
'motion_preamble': config['motion_preamble'],
'motion_pdf_ballot_papers_selection': config['motion_pdf_ballot_papers_selection'],
'motion_pdf_ballot_papers_number': config['motion_pdf_ballot_papers_number'],
'motion_pdf_title': config['motion_pdf_title'],
'motion_pdf_preamble': config['motion_pdf_preamble'],
'motion_allow_trivial_change': config['motion_allow_trivial_change'],
}
def form_valid(self, form):
config['motion_min_supporters'] = form.cleaned_data['motion_min_supporters']
config['motion_preamble'] = form.cleaned_data['motion_preamble']
config['motion_pdf_ballot_papers_selection'] = form.cleaned_data['motion_pdf_ballot_papers_selection']
config['motion_pdf_ballot_papers_number'] = form.cleaned_data['motion_pdf_ballot_papers_number']
config['motion_pdf_title'] = form.cleaned_data['motion_pdf_title']
config['motion_pdf_preamble'] = form.cleaned_data['motion_pdf_preamble']
config['motion_allow_trivial_change'] = form.cleaned_data['motion_allow_trivial_change']
messages.success(self.request, _('Motion settings successfully saved.'))
return super(Config, self).form_valid(form)
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def register_tab(request):
"""
Register the projector tab.
"""
selected = request.path.startswith('/motion/')
return Tab(
title=_('Motions'),
url=reverse('motion_list'),
permission=request.user.has_perm('motion.can_see_motion'),
selected=selected,
)