647 lines
24 KiB
Python
647 lines
24 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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openslides.assignment.views
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~~~~~~~~~~~~~~~~~~~~~~~~~~~
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Views for the assignment app.
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:copyright: 2011–2013 by OpenSlides team, see AUTHORS.
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:license: GNU GPL, see LICENSE for more details.
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"""
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import os
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from django.conf import settings
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from django.contrib import messages
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from django.core.urlresolvers import reverse
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from django.shortcuts import redirect
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from django.utils.translation import ugettext as _
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from django.utils.translation import ungettext
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from reportlab.lib import colors
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from reportlab.lib.units import cm
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from reportlab.platypus import (PageBreak, Paragraph, SimpleDocTemplate, Spacer,
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Table, TableStyle)
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from openslides.agenda.views import CreateRelatedAgendaItemView as _CreateRelatedAgendaItemView
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from openslides.config.api import config
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from openslides.participant.models import Group, User
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from openslides.poll.views import PollFormView
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from openslides.projector.projector import Widget
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from openslides.utils.pdf import stylesheet
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from openslides.utils.person import get_person
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from openslides.utils.template import Tab
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from openslides.utils.utils import html_strong
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from openslides.utils.views import (CreateView, DeleteView, DetailView,
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ListView, PDFView, PermissionMixin,
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QuestionView, RedirectView,
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SingleObjectMixin, UpdateView, View)
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from .forms import AssignmentForm, AssignmentRunForm
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from .models import Assignment, AssignmentPoll
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class AssignmentListView(ListView):
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"""ListView for all Assignments"""
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permission_required = 'assignment.can_see_assignment'
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model = Assignment
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class AssignmentDetail(DetailView):
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permission_required = 'assignment.can_see_assignment'
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model = Assignment
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form_class = AssignmentRunForm
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def get_context_data(self, *args, **kwargs):
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context = super(AssignmentDetail, self).get_context_data(*args, **kwargs)
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if self.request.method == 'POST':
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context['form'] = self.form_class(self.request.POST)
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else:
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context['form'] = self.form_class()
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polls = self.object.poll_set.all()
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if not self.request.user.has_perm('assignment.can_manage_assignment'):
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polls = self.object.poll_set.filter(published=True)
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vote_results = self.object.vote_results(only_published=True)
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else:
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polls = self.object.poll_set.all()
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vote_results = self.object.vote_results(only_published=False)
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blocked_candidates = [
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candidate.person for candidate in
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self.object.assignment_candidates.filter(blocked=True)]
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context['polls'] = polls
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context['vote_results'] = vote_results
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context['blocked_candidates'] = blocked_candidates
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context['user_is_candidate'] = self.object.is_candidate(self.request.user)
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return context
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def post(self, *args, **kwargs):
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self.object = self.get_object()
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if self.request.user.has_perm('assignment.can_nominate_other'):
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form = self.form_class(self.request.POST)
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if form.is_valid():
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user = form.cleaned_data['candidate']
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try:
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self.object.run(user, self.request.user)
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except NameError, e:
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messages.error(self.request, e)
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else:
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messages.success(self.request, _(
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"Candidate %s was nominated successfully.")
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% html_strong(user))
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return super(AssignmentDetail, self).get(*args, **kwargs)
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class AssignmentCreateView(CreateView):
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model = Assignment
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form_class = AssignmentForm
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permission_required = 'assignment.can_manage_assignment'
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class AssignmentUpdateView(UpdateView):
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model = Assignment
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form_class = AssignmentForm
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permission_required = 'assignment.can_manage_assignment'
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class AssignmentDeleteView(DeleteView):
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permission_required = 'assignment.can_manage_assignment'
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model = Assignment
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success_url_name = 'assignment_list'
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class AssignmentSetStatusView(SingleObjectMixin, RedirectView):
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model = Assignment
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permission_required = 'assignment.can_manage_assignment'
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url_name = 'assignment_detail'
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def pre_redirect(self, *args, **kwargs):
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self.object = self.get_object()
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status = kwargs.get('status')
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if status is not None:
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try:
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self.object.set_status(status)
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except ValueError, e:
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messages.error(self.request, e)
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else:
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messages.success(
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self.request,
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_('Election status was set to: %s.') %
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html_strong(self.object.get_status_display())
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)
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class AssignmentRunView(SingleObjectMixin, PermissionMixin, View):
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model = Assignment
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permission_required = 'assignment.can_nominate_self'
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def get(self, *args, **kwargs):
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assignment = self.get_object()
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try:
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assignment.run(self.request.user, self.request.user)
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except NameError, e:
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messages.error(self.request, e)
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else:
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messages.success(
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self.request, _('You have set your candidature successfully.'))
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return redirect(reverse('assignment_detail', args=[assignment.pk]))
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class AssignmentRunDeleteView(SingleObjectMixin, RedirectView):
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model = Assignment
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url_name = 'assignment_detail'
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def pre_redirect(self, *args, **kwargs):
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self.object = self.get_object()
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if self.object.status == 'sea' or self.request.user.has_perm(
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"assignment.can_manage_assignment"):
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try:
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self.object.delrun(self.request.user, blocked=True)
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except Exception, e:
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messages.error(self.request, e)
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else:
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messages.success(self.request, _(
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'You have withdrawn your candidature successfully. '
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'You can not be nominated by other participants anymore.'))
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else:
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messages.error(self.request, _('The candidate list is already closed.'))
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class AssignmentRunOtherDeleteView(SingleObjectMixin, QuestionView):
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model = Assignment
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permission_required = 'assignment.can_manage_assignment'
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def get_question_message(self):
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self._get_person_information()
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if not self.is_blocked:
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question = _("Do you really want to withdraw %s from the election?") % html_strong(self.person)
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else:
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question = _("Do you really want to unblock %s for the election?") % html_strong(self.person)
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return question
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def on_clicked_yes(self):
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self._get_person_information()
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try:
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self.object.delrun(self.person, blocked=False)
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except Exception, e:
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self.error = e
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else:
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self.error = False
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def create_final_message(self):
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if self.error:
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messages.error(self.request, self.error)
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else:
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messages.success(self.request, self.get_final_message())
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def get_final_message(self):
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message = _("Candidate %s was withdrawn successfully.") % html_strong(self.person)
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if self.is_blocked:
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message = _("%s was unblocked successfully.") % html_strong(self.person)
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return message
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def _get_person_information(self):
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self.object = self.get_object()
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self.person = get_person(self.kwargs.get('user_id'))
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self.is_blocked = self.object.is_blocked(self.person)
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class PollCreateView(SingleObjectMixin, RedirectView):
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model = Assignment
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permission_required = 'assignment.can_manage_assignment'
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url_name = 'assignment_poll_view'
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def pre_redirect(self, *args, **kwargs):
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self.object = self.get_object().gen_poll()
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messages.success(self.request, _("New ballot was successfully created."))
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class PollUpdateView(PollFormView):
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poll_class = AssignmentPoll
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template_name = 'assignment/poll_view.html'
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def get_context_data(self, **kwargs):
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context = super(PollUpdateView, self).get_context_data(**kwargs)
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self.assignment = self.poll.get_assignment()
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context['assignment'] = self.assignment
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context['poll'] = self.poll
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context['polls'] = self.assignment.poll_set.filter(assignment=self.assignment)
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context['ballotnumber'] = self.poll.get_ballot()
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return context
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def get_success_url(self):
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return_url = ''
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if not 'apply' in self.request.POST:
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return_url = reverse('assignment_detail', args=[self.poll.assignment.id])
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return return_url
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class SetPublishStatusView(SingleObjectMixin, RedirectView):
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model = AssignmentPoll
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permission_required = 'assignment.can_manage_assignment'
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url_name = 'assignment_detail'
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allow_ajax = True
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def get_ajax_context(self, **kwargs):
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return {'published': self.object.published}
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def pre_redirect(self, *args, **kwargs):
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try:
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self.object = self.get_object()
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except self.model.DoesNotExist:
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messages.error(self.request, _('Ballot ID %d does not exist.') %
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int(kwargs['poll_id']))
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else:
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if self.object.published:
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self.object.set_published(False)
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else:
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self.object.set_published(True)
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class SetElectedView(SingleObjectMixin, RedirectView):
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model = Assignment
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permission_required = 'assignment.can_manage_assignment'
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url_name = 'assignment_detail'
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allow_ajax = True
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def pre_redirect(self, *args, **kwargs):
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self.object = self.get_object()
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self.person = get_person(kwargs['user_id'])
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self.elected = kwargs['elected']
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self.object.set_elected(self.person, self.elected)
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def get_ajax_context(self, **kwargs):
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if self.elected:
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link = reverse('assignment_user_not_elected',
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args=[self.object.id, self.person.person_id])
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text = _('not elected')
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else:
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link = reverse('assignment_user_elected',
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args=[self.object.id, self.person.person_id])
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text = _('elected')
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return {'elected': self.elected, 'link': link, 'text': text}
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class AssignmentPollDeleteView(DeleteView):
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"""
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Delete an assignment poll object.
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"""
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permission_required = 'assignment.can_manage_assignment'
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model = AssignmentPoll
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def pre_redirect(self, request, *args, **kwargs):
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self.set_assignment()
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super(AssignmentPollDeleteView, self).pre_redirect(request, *args, **kwargs)
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def pre_post_redirect(self, request, *args, **kwargs):
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self.set_assignment()
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super(AssignmentPollDeleteView, self).pre_post_redirect(request, *args, **kwargs)
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def set_assignment(self):
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self.assignment = self.object.assignment
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def get_redirect_url(self, **kwargs):
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return reverse('assignment_detail', args=[self.assignment.id])
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def get_final_message(self):
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return _('Ballot was successfully deleted.')
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class AssignmentPDF(PDFView):
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permission_required = 'assignment.can_see_assignment'
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top_space = 0
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def get_filename(self):
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try:
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assignment_id = self.kwargs['pk']
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assignment = Assignment.objects.get(id=assignment_id)
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filename = u'%s-%s' % (
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_("Assignment"),
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assignment.name.replace(' ', '_'))
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except:
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filename = _("Elections")
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return filename
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def append_to_pdf(self, story):
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try:
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assignment_id = self.kwargs['pk']
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except KeyError:
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assignment_id = None
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if assignment_id is None: # print all assignments
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title = config["assignment_pdf_title"]
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story.append(Paragraph(title, stylesheet['Heading1']))
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preamble = config["assignment_pdf_preamble"]
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if preamble:
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story.append(Paragraph(
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"%s" % preamble.replace('\r\n', '<br/>'),
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stylesheet['Paragraph']))
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story.append(Spacer(0, 0.75 * cm))
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assignments = Assignment.objects.all()
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if not assignments: # No assignments existing
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story.append(Paragraph(
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_("No assignments available."), stylesheet['Heading3']))
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else: # Print all assignments
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# List of assignments
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for assignment in assignments:
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story.append(Paragraph(
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assignment.name, stylesheet['Heading3']))
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# Assignment details (each assignment on single page)
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for assignment in assignments:
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story.append(PageBreak())
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# append the assignment to the story-object
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self.get_assignment(assignment, story)
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else: # print selected assignment
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assignment = Assignment.objects.get(id=assignment_id)
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# append the assignment to the story-object
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self.get_assignment(assignment, story)
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def get_assignment(self, assignment, story):
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# title
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story.append(Paragraph(
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_("Election: %s") % assignment.name, stylesheet['Heading1']))
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story.append(Spacer(0, 0.5 * cm))
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# posts
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cell1a = []
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cell1a.append(Paragraph(
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"<font name='Ubuntu-Bold'>%s:</font>" %
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_("Number of available posts"), stylesheet['Bold']))
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cell1b = []
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cell1b.append(Paragraph(str(assignment.posts), stylesheet['Paragraph']))
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# candidates
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cell2a = []
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cell2a.append(Paragraph(
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"<font name='Ubuntu-Bold'>%s:</font><seqreset"
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" id='counter'>" % _("Candidates"), stylesheet['Heading4']))
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cell2b = []
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for candidate in assignment.candidates:
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cell2b.append(Paragraph(
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"<seq id='counter'/>. %s" % candidate,
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stylesheet['Signaturefield']))
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if assignment.status == "sea":
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for x in range(0, 2 * assignment.posts):
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cell2b.append(
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Paragraph(
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"<seq id='counter'/>. "
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"__________________________________________",
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stylesheet['Signaturefield']))
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cell2b.append(Spacer(0, 0.2 * cm))
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# Vote results
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# Preparing
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vote_results = assignment.vote_results(only_published=True)
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polls = assignment.poll_set.filter(published=True)
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data_votes = []
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# Left side
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cell3a = []
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cell3a.append(Paragraph(
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"%s:" % (_("Vote results")), stylesheet['Heading4']))
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if polls.count() == 1:
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cell3a.append(Paragraph(
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"%s %s" % (polls.count(), _("ballot")), stylesheet['Normal']))
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elif polls.count() > 1:
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cell3a.append(Paragraph(
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"%s %s" % (polls.count(), _("ballots")), stylesheet['Normal']))
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# Add table head row
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headrow = []
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headrow.append(_("Candidates"))
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for poll in polls:
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headrow.append("%s." % poll.get_ballot())
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data_votes.append(headrow)
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# Add result rows
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elected_candidates = list(assignment.elected)
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for candidate, poll_list in vote_results.iteritems():
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row = []
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candidate_string = candidate.clean_name
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if candidate in elected_candidates:
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candidate_string = "* " + candidate_string
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if candidate.name_suffix:
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candidate_string += "\n(%s)" % candidate.name_suffix
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row.append(candidate_string)
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for vote in poll_list:
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if vote is None:
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row.append('–')
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elif 'Yes' in vote and 'No' in vote and 'Abstain' in vote:
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row.append(
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_("Y: %(YES)s\nN: %(NO)s\nA: %(ABSTAIN)s")
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% {'YES': vote['Yes'], 'NO': vote['No'],
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'ABSTAIN': vote['Abstain']})
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elif 'Votes' in vote:
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row.append(vote['Votes'])
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else:
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pass
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data_votes.append(row)
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# Add votes invalid row
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footrow_one = []
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footrow_one.append(_("Invalid votes"))
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for poll in polls:
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footrow_one.append(poll.print_votesinvalid())
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data_votes.append(footrow_one)
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# Add votes cast row
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footrow_two = []
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footrow_two.append(_("Votes cast"))
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for poll in polls:
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footrow_two.append(poll.print_votescast())
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data_votes.append(footrow_two)
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table_votes = Table(data_votes)
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table_votes.setStyle(
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TableStyle([
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('GRID', (0, 0), (-1, -1), 0.5, colors.grey),
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('VALIGN', (0, 0), (-1, -1), 'TOP'),
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('LINEABOVE', (0, 0), (-1, 0), 2, colors.black),
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('LINEABOVE', (0, 1), (-1, 1), 1, colors.black),
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('LINEBELOW', (0, -1), (-1, -1), 2, colors.black),
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('ROWBACKGROUNDS', (0, 1), (-1, -1), (colors.white, (.9, .9, .9)))
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])
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)
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# table
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data = []
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data.append([cell1a, cell1b])
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if polls:
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data.append([cell3a, table_votes])
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data.append(['', '* = ' + _('elected')])
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else:
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data.append([cell2a, cell2b])
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data.append([Spacer(0, 0.2 * cm), ''])
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t = Table(data)
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t._argW[0] = 4.5 * cm
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t._argW[1] = 11 * cm
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t.setStyle(TableStyle([
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('BOX', (0, 0), (-1, -1), 1, colors.black),
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('VALIGN', (0, 0), (-1, -1), 'TOP')]))
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story.append(t)
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story.append(Spacer(0, 1 * cm))
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# text
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story.append(
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Paragraph("%s" % assignment.description.replace('\r\n', '<br/>'),
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stylesheet['Paragraph']))
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class CreateRelatedAgendaItemView(_CreateRelatedAgendaItemView):
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"""
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View to create and agenda item for an assignment.
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"""
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model = Assignment
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class AssignmentPollPDF(PDFView):
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permission_required = 'assignment.can_manage_assignment'
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top_space = 0
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def get(self, request, *args, **kwargs):
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self.poll = AssignmentPoll.objects.get(id=self.kwargs['poll_id'])
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return super(AssignmentPollPDF, self).get(request, *args, **kwargs)
|
||
|
||
def get_filename(self):
|
||
filename = u'%s-%s_%s' % (
|
||
_("Election"), self.poll.assignment.name.replace(' ', '_'),
|
||
self.poll.get_ballot())
|
||
return filename
|
||
|
||
def get_template(self, buffer):
|
||
return SimpleDocTemplate(
|
||
buffer, topMargin=-6, bottomMargin=-6, leftMargin=0, rightMargin=0,
|
||
showBoundary=False)
|
||
|
||
def build_document(self, pdf_document, story):
|
||
pdf_document.build(story)
|
||
|
||
def append_to_pdf(self, story):
|
||
imgpath = os.path.join(settings.SITE_ROOT, 'static/img/circle.png')
|
||
circle = "<img src='%s' width='15' height='15'/> " % imgpath
|
||
cell = []
|
||
cell.append(Spacer(0, 0.8 * cm))
|
||
cell.append(Paragraph(
|
||
_("Election") + ": " + self.poll.assignment.name,
|
||
stylesheet['Ballot_title']))
|
||
cell.append(Paragraph(
|
||
self.poll.assignment.polldescription,
|
||
stylesheet['Ballot_subtitle']))
|
||
options = self.poll.get_options()
|
||
|
||
ballot_string = _("%d. ballot") % self.poll.get_ballot()
|
||
candidate_string = ungettext(
|
||
"%d candidate", "%d candidates", len(options)) % len(options)
|
||
available_posts_string = ungettext(
|
||
"%d available post", "%d available posts",
|
||
self.poll.assignment.posts) % self.poll.assignment.posts
|
||
cell.append(Paragraph(
|
||
"%s, %s, %s" % (ballot_string, candidate_string, available_posts_string),
|
||
stylesheet['Ballot_description']))
|
||
cell.append(Spacer(0, 0.4 * cm))
|
||
|
||
data = []
|
||
# get ballot papers config values
|
||
ballot_papers_selection = config["assignment_pdf_ballot_papers_selection"]
|
||
ballot_papers_number = config["assignment_pdf_ballot_papers_number"]
|
||
|
||
# set number of ballot papers
|
||
if ballot_papers_selection == "NUMBER_OF_DELEGATES":
|
||
try:
|
||
if Group.objects.get(pk=3):
|
||
number = User.objects.filter(groups__pk=3).count()
|
||
except Group.DoesNotExist:
|
||
number = 0
|
||
elif ballot_papers_selection == "NUMBER_OF_ALL_PARTICIPANTS":
|
||
number = int(User.objects.count())
|
||
else: # ballot_papers_selection == "CUSTOM_NUMBER"
|
||
number = int(ballot_papers_number)
|
||
number = max(1, number)
|
||
|
||
# Choose kind of ballot paper
|
||
if self.poll.yesnoabstain:
|
||
for option in options:
|
||
candidate = option.candidate
|
||
cell.append(Paragraph(
|
||
candidate.clean_name, stylesheet['Ballot_option_name']))
|
||
if candidate.name_suffix:
|
||
cell.append(Paragraph(
|
||
"(%s)" % candidate.name_suffix,
|
||
stylesheet['Ballot_option_group']))
|
||
else:
|
||
cell.append(Paragraph(
|
||
" ", stylesheet['Ballot_option_group']))
|
||
cell.append(Paragraph(
|
||
circle + _("Yes") + " " * 3 + circle
|
||
+ _("No") + " " * 3 + circle + _("Abstention"),
|
||
stylesheet['Ballot_option_YNA']))
|
||
# print ballot papers
|
||
for user in xrange(number / 2):
|
||
data.append([cell, cell])
|
||
rest = number % 2
|
||
if rest:
|
||
data.append([cell, ''])
|
||
if len(options) <= 2:
|
||
t = Table(data, 10.5 * cm, 7.42 * cm)
|
||
elif len(options) <= 5:
|
||
t = Table(data, 10.5 * cm, 14.84 * cm)
|
||
else:
|
||
t = Table(data, 10.5 * cm, 29.7 * cm)
|
||
else:
|
||
for option in options:
|
||
candidate = option.candidate
|
||
cell.append(Paragraph(
|
||
circle + candidate.clean_name,
|
||
stylesheet['Ballot_option_name']))
|
||
if candidate.name_suffix:
|
||
cell.append(Paragraph(
|
||
"(%s)" % candidate.name_suffix,
|
||
stylesheet['Ballot_option_group_right']))
|
||
else:
|
||
cell.append(Paragraph(
|
||
" ", stylesheet['Ballot_option_group_right']))
|
||
# print ballot papers
|
||
for user in xrange(number / 2):
|
||
data.append([cell, cell])
|
||
rest = number % 2
|
||
if rest:
|
||
data.append([cell, ''])
|
||
if len(options) <= 4:
|
||
t = Table(data, 10.5 * cm, 7.42 * cm)
|
||
elif len(options) <= 8:
|
||
t = Table(data, 10.5 * cm, 14.84 * cm)
|
||
else:
|
||
t = Table(data, 10.5 * cm, 29.7 * cm)
|
||
|
||
t.setStyle(TableStyle([
|
||
('GRID', (0, 0), (-1, -1), 0.25, colors.grey),
|
||
('VALIGN', (0, 0), (-1, -1), 'TOP')]))
|
||
story.append(t)
|
||
|
||
|
||
def register_tab(request):
|
||
selected = request.path.startswith('/assignment/')
|
||
return Tab(
|
||
title=_('Elections'),
|
||
app='assignment',
|
||
url=reverse('assignment_list'),
|
||
permission=(
|
||
request.user.has_perm('assignment.can_see_assignment') or
|
||
request.user.has_perm('assignment.can_nominate_other') or
|
||
request.user.has_perm('assignment.can_nominate_self') or
|
||
request.user.has_perm('assignment.can_manage_assignment')),
|
||
selected=selected,
|
||
)
|
||
|
||
|
||
def get_widgets(request):
|
||
return [Widget(
|
||
request,
|
||
name='assignments',
|
||
display_name=_('Elections'),
|
||
template='assignment/widget.html',
|
||
context={'assignments': Assignment.objects.all()},
|
||
permission_required='projector.can_manage_projector',
|
||
default_column=1,
|
||
default_weight=50)]
|