#!/usr/bin/env python # -*- coding: utf-8 -*- """ openslides.motion.views ~~~~~~~~~~~~~~~~~~~~~~~ Views for the motion 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.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 django.http import Http404 from openslides.utils.pdf import stylesheet from openslides.utils.views import ( TemplateView, RedirectView, UpdateView, CreateView, DeleteView, PDFView, DetailView, ListView, FormView, QuestionMixin, SingleObjectMixin) from openslides.utils.template import Tab from openslides.utils.utils import html_strong from openslides.poll.views import PollFormView from openslides.projector.api import get_active_slide from openslides.projector.projector import Widget, SLIDE from openslides.config.models import config from .models import Motion, MotionSubmitter, MotionSupporter, MotionPoll from .forms import (BaseMotionForm, MotionSubmitterMixin, MotionSupporterMixin, MotionCreateNewVersionMixin, ConfigForm) class MotionListView(ListView): """ List all motion. """ permission_required = 'motion.can_see_motion' model = Motion motion_list = MotionListView.as_view() class MotionDetailView(DetailView): """ Show the details of one motion. """ permission_required = 'motion.can_see_motion' model = Motion template_name = 'motion/motion_detail.html' def get_object(self): object = super(MotionDetailView, self).get_object() version_id = self.kwargs.get('version_id', None) if version_id is not None: try: object.version = int(version_id) -1 except IndexError: raise Http404 return object motion_detail = MotionDetailView.as_view() class MotionMixin(object): """ Mixin to add save the version-data to the motion-object """ def manipulate_object(self, form): super(MotionMixin, self).manipulate_object(form) for attr in ['title', 'text', 'reason']: setattr(self.object, attr, form.cleaned_data[attr]) try: if form.cleaned_data['new_version']: self.object.new_version except KeyError: pass def post_save(self, form): super(MotionMixin, self).post_save(form) # TODO: only delete and save neccessary submitters and supporter if 'submitter' in form.cleaned_data: self.object.submitter.all().delete() MotionSubmitter.objects.bulk_create( [MotionSubmitter(motion=self.object, person=person) for person in form.cleaned_data['submitter']]) if 'supporter' in form.cleaned_data: self.object.supporter.all().delete() MotionSupporter.objects.bulk_create( [MotionSupporter(motion=self.object, person=person) for person in form.cleaned_data['supporter']]) def get_form_class(self): form_classes = [BaseMotionForm] if self.request.user.has_perm('motion.can_manage_motion'): form_classes.append(MotionSubmitterMixin) if config['motion_min_supporters'] > 0: form_classes.append(MotionSupporterMixin) if config['motion_create_new_version'] == 'ASK_USER': form_classes.append(MotionCreateNewVersionMixin) return type('MotionForm', tuple(form_classes), {}) class MotionCreateView(MotionMixin, CreateView): """ Create a motion. """ permission_required = 'motion.can_create_motion' model = Motion motion_create = MotionCreateView.as_view() class MotionUpdateView(MotionMixin, UpdateView): """ Update a motion. """ # TODO: set permissions model = Motion motion_edit = MotionUpdateView.as_view() class SupportView(SingleObjectMixin, QuestionMixin, RedirectView): """ Classed based view to support or unsupport a motion. Use support=True or support=False in urls.py """ permission_required = 'motion.can_support_motion' model = Motion support = True def get(self, request, *args, **kwargs): self.object = self.get_object() return super(SupportView, self).get(request, *args, **kwargs) def check_allowed_actions(self, request): """ Checks whether request.user can support or unsupport the motion. Returns True or False. """ return True #TODO allowed_actions = self.object.get_allowed_actions(request.user) if self.support and not 'support' in allowed_actions: messages.error(request, _('You can not support this motion.')) return False elif not self.support and not 'unsupport' in allowed_actions: messages.error(request, _('You can not unsupport this motion.')) return False else: return True def pre_redirect(self, request, *args, **kwargs): if self.check_allowed_actions(request): super(SupportView, self).pre_redirect(request, *args, **kwargs) def get_question(self): if self.support: return _('Do you really want to support this motion?') else: return _('Do you really want to unsupport this motion?') def case_yes(self): if self.check_allowed_actions(self.request): if self.support: self.object.support(person=self.request.user) else: self.object.unsupport(person=self.request.user) def get_success_message(self): if self.support: return _("You have supported this motion successfully.") else: return _("You have unsupported this motion successfully.") def get_redirect_url(self, **kwargs): return self.object.get_absolute_url() motion_support = SupportView.as_view(support=True) motion_unsupport = SupportView.as_view(support=False) class PollCreateView(SingleObjectMixin, RedirectView): permission_required = 'motion.can_manage_motion' model = Motion def get(self, request, *args, **kwargs): self.object = self.get_object() return super(PollCreateView, self).get(request, *args, **kwargs) def pre_redirect(self, request, *args, **kwargs): self.poll = self.object.create_poll() messages.success(request, _("New vote was successfully created.")) def get_redirect_url(self, **kwargs): return reverse('motion_poll_edit', args=[self.object.pk, self.poll.poll_number]) poll_create = PollCreateView.as_view() class PollUpdateView(PollFormView): permission_required = 'motion.can_manage_motion' poll_class = MotionPoll template_name = 'motion/poll_form.html' success_url_name = 'motion_detail' def get_object(self): return MotionPoll.objects.filter( motion=self.kwargs['pk'], poll_number=self.kwargs['poll_number']).get() def get_context_data(self, **kwargs): context = super(PollUpdateView, self).get_context_data(**kwargs) context.update({ 'motion': self.poll.motion}) return context def get_url_name_args(self): return [self.poll.motion.pk] poll_edit = PollUpdateView.as_view() 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_create_new_version': config['motion_create_new_version'], } 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_create_new_version'] = form.cleaned_data['motion_create_new_version'] messages.success(self.request, _('Motion settings successfully saved.')) return super(Config, self).form_valid(form) 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, )