OpenSlides/openslides/assignment/views.py
2012-09-14 00:21:59 +02:00

680 lines
26 KiB
Python
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
openslides.assignment.views
~~~~~~~~~~~~~~~~~~~~~~~~~~~
Views for the assignment app.
:copyright: 2011, 2012 by OpenSlides team, see AUTHORS.
:license: GNU GPL, see LICENSE for more details.
"""
import os
from reportlab.lib import colors
from reportlab.platypus import (SimpleDocTemplate, PageBreak, Paragraph,
Spacer, Table, TableStyle)
from reportlab.lib.units import cm
from django.conf import settings
from django.core.urlresolvers import reverse
from django.contrib import messages
from django.contrib.auth.decorators import login_required
from django.contrib.auth.models import User
from django.shortcuts import redirect
from django.utils.translation import ungettext, ugettext as _
from openslides.utils.pdf import stylesheet
from openslides.utils.template import Tab
from openslides.utils.utils import (template, permission_required,
gen_confirm_form, del_confirm_form, ajax_request)
from openslides.utils.views import FormView, DeleteView, PDFView, RedirectView
from openslides.utils.person import get_person
from openslides.config.models import config
from openslides.participant.models import User
from openslides.projector.projector import Widget
from openslides.poll.views import PollFormView
from openslides.agenda.models import Item
from openslides.assignment.models import (Assignment, AssignmentPoll,
AssignmentOption)
from openslides.assignment.forms import (AssignmentForm, AssignmentRunForm,
ConfigForm)
@permission_required('assignment.can_see_assignment')
@template('assignment/overview.html')
def get_overview(request):
query = Assignment.objects
if 'status' in request.GET and '---' not in request.GET['status']:
query = query.filter(status__iexact=request.GET['status'])
try:
sort = request.GET['sort']
if sort in ['name','status']:
query = query.order_by(sort)
except KeyError:
pass
if 'reverse' in request.GET:
query = query.reverse()
assignments = query.all()
return {
'assignments': assignments,
}
@permission_required('assignment.can_see_assignment')
@template('assignment/view.html')
def view(request, assignment_id=None):
form = None
assignment = Assignment.objects.get(pk=assignment_id)
if request.method == 'POST':
if request.user.has_perm('assignment.can_nominate_other'):
form = AssignmentRunForm(request.POST)
if form.is_valid():
user = form.cleaned_data['candidate']
try:
assignment.run(user, request.user)
except NameError, e:
messages.error(request, e)
else:
messages.success(request, _(
"Candidate <b>%s</b> was nominated successfully.")
% user)
else:
if request.user.has_perm('assignment.can_nominate_other'):
form = AssignmentRunForm()
polls = assignment.poll_set.all()
if not request.user.has_perm('assignment.can_manage_assignment'):
polls = assignment.poll_set.filter(published=True)
vote_results = assignment.vote_results(only_published=True)
else:
polls = assignment.poll_set.all()
vote_results = assignment.vote_results(only_published=False)
blocked_candidates = [candidate.person for candidate in \
assignment.assignment_candidats.filter(blocked=True)]
return {
'assignment': assignment,
'blocked_candidates': blocked_candidates,
'form': form,
'vote_results': vote_results,
'polls': polls,
'user_is_candidate': assignment.is_candidate(request.user)}
@permission_required('assignment.can_manage_assignment')
@template('assignment/edit.html')
def edit(request, assignment_id=None):
"""
View zum editieren und neuanlegen von Wahlen
"""
if assignment_id is not None:
assignment = Assignment.objects.get(id=assignment_id)
else:
assignment = None
if request.method == 'POST':
form = AssignmentForm(request.POST, instance=assignment)
if form.is_valid():
assignment = form.save()
if assignment_id is None:
messages.success(request, _('New election was successfully created.'))
else:
messages.success(request, _('Election was successfully modified.'))
if not 'apply' in request.POST:
return redirect(reverse("assignment_overview"))
if assignment_id is None:
return redirect(reverse('assignment_edit', args=[assignment.id]))
else:
messages.error(request, _('Please check the form for errors.'))
else:
form = AssignmentForm(instance=assignment)
if assignment:
polls = assignment.poll_set.filter(assignment=assignment)
else:
polls = None
return {
'form': form,
'assignment': assignment,
'polls': polls,
}
@permission_required('assignment.can_manage_assignment')
def delete(request, assignment_id):
assignment = Assignment.objects.get(pk=assignment_id)
if request.method == 'POST':
assignment.delete()
messages.success(request, _('Election <b>%s</b> was successfully deleted.') % assignment)
else:
del_confirm_form(request, assignment)
return redirect(reverse('assignment_overview'))
@permission_required('assignment.can_manage_assignment')
@template('assignment/view.html')
def set_status(request, assignment_id=None, status=None):
try:
if status is not None:
assignment = Assignment.objects.get(pk=assignment_id)
assignment.set_status(status)
messages.success(request, _('Election status was set to: <b>%s</b>.') % assignment.get_status_display())
except Assignment.DoesNotExist:
pass
return redirect(reverse('assignment_view', args=[assignment_id]))
@permission_required('assignment.can_nominate_self')
def run(request, assignment_id):
assignment = Assignment.objects.get(pk=assignment_id)
try:
assignment.run(request.user, request.user)
messages.success(request, _('You have set your candidature successfully.') )
except NameError, e:
messages.error(request, e)
return redirect(reverse('assignment_view', args=[assignment_id]))
@login_required
def delrun(request, assignment_id):
assignment = Assignment.objects.get(pk=assignment_id)
if assignment.status == 'sea' or request.user.has_perm("assignment.can_manage_assignment"):
try:
assignment.delrun(request.user, blocked=True)
except Exception, e:
messages.error(request, e)
else:
messages.success(request,
_("You have withdrawn your candidature successfully. "
"You can not be nominated by other participants anymore."))
else:
messages.error(request, _('The candidate list is already closed.'))
return redirect(reverse('assignment_view', args=[assignment_id]))
@permission_required('assignment.can_manage_assignment')
def delother(request, assignment_id, user_id):
assignment = Assignment.objects.get(pk=assignment_id)
person = get_person(user_id)
is_blocked = assignment.is_blocked(person)
if request.method == 'POST':
try:
assignment.delrun(person, blocked=False)
except Exception, e:
messages.error(request, e)
else:
if not is_blocked:
message = _("Candidate <b>%s</b> was withdrawn successfully.") % person
else:
message = _("<b>%s</b> was unblocked successfully.") % person
messages.success(request, message)
else:
if not is_blocked:
message = _("Do you really want to withdraw <b>%s</b> from the election?") % person
else:
message = _("Do you really want to unblock <b>%s</b> from the election?") % person
gen_confirm_form(request, message, reverse('assignment_delother', args=[assignment_id, user_id]))
return redirect(reverse('assignment_view', args=[assignment_id]))
@permission_required('assignment.can_manage_assignment')
def set_active(request, assignment_id):
assignment = Assignment.objects.get(pk=assignment_id)
assignment.set_active()
return redirect(reverse('assignment_view', args=[assignment_id]))
@permission_required('assignment.can_manage_assignment')
def gen_poll(request, assignment_id):
poll = Assignment.objects.get(pk=assignment_id).gen_poll()
messages.success(request, _("New ballot was successfully created.") )
return redirect(reverse('assignment_poll_view', args=[poll.id]))
class ViewPoll(PollFormView):
poll_class = AssignmentPoll
template_name = 'assignment/poll_view.html'
def get_context_data(self, **kwargs):
context = super(ViewPoll, self).get_context_data(**kwargs)
self.assignment = self.poll.get_assignment()
context['assignment'] = self.assignment
context['poll'] = self.poll
context['polls'] = self.assignment.poll_set.filter(assignment=self.assignment)
context['ballotnumber'] = self.poll.get_ballot()
return context
def get_success_url(self):
if not 'apply' in self.request.POST:
return reverse('assignment_view', args=[self.poll.assignment.id])
return ''
@permission_required('assignment.can_manage_assignment')
def set_publish_status(request, poll_id):
try:
poll = AssignmentPoll.objects.get(pk=poll_id)
if poll.published:
poll.set_published(False)
else:
poll.set_published(True)
except AssignmentPoll.DoesNotExist:
messages.error(request, _('Ballot ID %d does not exist.') % int(poll_id))
return redirect(reverse('assignment_overview'))
if request.is_ajax():
return ajax_request({'published': poll.published})
if poll.published:
messages.success(request, _("Ballot successfully published.") )
else:
messages.success(request, _("Ballot successfully unpublished.") )
return redirect(reverse('assignment_view', args=[poll.assignment.id]))
@permission_required('assignment.can_manage_assignment')
def set_elected(request, assignment_id, user_id, elected=True):
assignment = Assignment.objects.get(pk=assignment_id)
person = get_person(user_id)
assignment.set_elected(person, elected)
if request.is_ajax():
if elected:
link = reverse('assignment_user_not_elected', args=[assignment.id, person.person_id])
text = _('not elected')
else:
link = reverse('assignment_user_elected', args=[assignment.id, person.person_id])
text = _('elected')
return ajax_request({'elected': elected, 'link': link, 'text': text})
return redirect(reverse('assignment_view', args=[assignment_id]))
class AssignmentPollDelete(DeleteView):
"""
Delete an assignment poll object.
"""
permission_required = 'assignment.can_manage_assignment'
model = AssignmentPoll
def pre_redirect(self, request, *args, **kwargs):
self.set_assignment()
super(AssignmentPollDelete, self).pre_redirect(request, *args, **kwargs)
def pre_post_redirect(self, request, *args, **kwargs):
self.set_assignment()
super(AssignmentPollDelete, self).pre_post_redirect(request, *args, **kwargs)
def set_assignment(self):
self.assignment = self.object.assignment
def get_redirect_url(self, **kwargs):
return reverse('assignment_view', args=[self.assignment.id])
def get_success_message(self):
return _('Ballot was successfully deleted.') % self.object
class AssignmentPDF(PDFView):
permission_required = 'assignment.can_see_assignment'
top_space = 0
def get_filename(self):
try:
assignment_id = self.kwargs['assignment_id']
assignment = Assignment.objects.get(id=assignment_id)
filename = u'%s-%s' % (_("Assignment"),
assignment.name.replace(' ','_'))
except:
filename = _("Elections")
return filename
def append_to_pdf(self, story):
try:
assignment_id = self.kwargs['assignment_id']
except KeyError:
assignment_id = None
if assignment_id is None: #print all assignments
title = config["assignment_pdf_title"]
story.append(Paragraph(title, stylesheet['Heading1']))
preamble = config["assignment_pdf_preamble"]
if preamble:
story.append(Paragraph("%s" % preamble.replace('\r\n', '<br/>'),
stylesheet['Paragraph']))
story.append(Spacer(0, 0.75 * cm))
assignments = Assignment.objects.all()
if not assignments: # No assignments existing
story.append(Paragraph(_("No assignments available."),
stylesheet['Heading3']))
else: # Print all assignments
# List of assignments
for assignment in assignments:
story.append(Paragraph(assignment.name,
stylesheet['Heading3']))
# Assignment details (each assignment on single page)
for assignment in assignments:
story.append(PageBreak())
# append the assignment to the story-object
self.get_assignment(assignment, story)
else: # print selected assignment
assignment = Assignment.objects.get(id=assignment_id)
# append the assignment to the story-object
self.get_assignment(assignment, story)
def get_assignment(self, assignment, story):
# title
story.append(Paragraph(_("Election: %s") % assignment.name,
stylesheet['Heading1']))
story.append(Spacer(0, 0.5 * cm))
# posts
cell1a = []
cell1a.append(Paragraph("<font name='Ubuntu-Bold'>%s:</font>" %
_("Number of available posts"), stylesheet['Bold']))
cell1b = []
cell1b.append(Paragraph(str(assignment.posts), stylesheet['Paragraph']))
# candidates
cell2a = []
cell2a.append(Paragraph("<font name='Ubuntu-Bold'>%s:</font><seqreset" \
" id='counter'>" % _("Candidates"), stylesheet['Heading4']))
cell2b = []
for candidate in assignment.candidates:
cell2b.append(Paragraph("<seq id='counter'/>.&nbsp; %s" % candidate,
stylesheet['Signaturefield']))
if assignment.status == "sea":
for x in range(0, 2 * assignment.posts):
cell2b.append(Paragraph("<seq id='counter'/>.&nbsp; "
"__________________________________________",
stylesheet['Signaturefield']))
cell2b.append(Spacer(0, 0.2 * cm))
# Vote results
# Preparing
vote_results = assignment.vote_results(only_published=True)
polls = assignment.poll_set.filter(published=True)
data_votes = []
# Left side
cell3a = []
cell3a.append(Paragraph("%s:" % (_("Vote results")),
stylesheet['Heading4']))
if polls.count() == 1:
cell3a.append(Paragraph("%s %s" % (polls.count(), _("ballot")),
stylesheet['Normal']))
elif polls.count() > 1:
cell3a.append(Paragraph("%s %s" % (polls.count(), _("ballots")),
stylesheet['Normal']))
# Add table head row
headrow = []
headrow.append(_("Candidates"))
for poll in polls:
headrow.append("%s." % poll.get_ballot())
data_votes.append(headrow)
# Add result rows
elected_candidates = list(assignment.elected)
for candidate, poll_list in vote_results.iteritems():
row = []
candidate_string = candidate.user.get_full_name()
if candidate in elected_candidates:
candidate_string = "* " + candidate_string
if candidate.category:
candidate_string += "\n(%s)" % candidate.category
row.append(candidate_string)
for vote in poll_list:
if vote == None:
row.append('')
elif 'Yes' in vote and 'No' in vote and 'Abstain' in vote:
row.append(_("Y: %(YES)s\nN: %(NO)s\nA: %(ABSTAIN)s")
% {'YES':vote['Yes'], 'NO': vote['No'],
'ABSTAIN': vote['Abstain']})
elif 'Votes' in vote:
row.append(vote['Votes'])
else:
pass
data_votes.append(row)
# Add votes invalid row
footrow_one = []
footrow_one.append(_("Invalid votes"))
for poll in polls:
footrow_one.append(poll.print_votesinvalid())
data_votes.append(footrow_one)
# Add votes cast row
footrow_two = []
footrow_two.append(_("Votes cast"))
for poll in polls:
footrow_two.append(poll.print_votescast())
data_votes.append(footrow_two)
table_votes=Table(data_votes)
table_votes.setStyle( TableStyle([
('GRID', (0, 0), (-1, -1), 0.5, colors.grey),
('VALIGN',(0, 0),(-1, -1), 'TOP'),
('LINEABOVE',(0, 0),(-1, 0), 2, colors.black),
('LINEABOVE',(0, 1),(-1, 1), 1, colors.black),
('LINEBELOW',(0, -1),(-1, -1), 2, colors.black),
('ROWBACKGROUNDS', (0, 1), (-1, -1), (colors.white, (.9, .9, .9))),
]))
# table
data = []
data.append([cell1a, cell1b])
if polls:
data.append([cell3a, table_votes])
data.append(['', '* = ' + _('elected')])
else:
data.append([cell2a, cell2b])
data.append([Spacer(0, 0.2 * cm), ''])
t=Table(data)
t._argW[0] = 4.5 * cm
t._argW[1] = 11 * cm
t.setStyle(TableStyle([ ('BOX', (0,0), (-1, -1), 1, colors.black),
('VALIGN', (0, 0), (-1, -1), 'TOP'),
]))
story.append(t)
story.append(Spacer(0, 1 * cm))
# text
story.append(Paragraph("%s" % assignment.description.replace('\r\n',
'<br/>'), stylesheet['Paragraph']))
class CreateAgendaItem(RedirectView):
permission_required = 'agenda.can_manage_agenda'
def pre_redirect(self, request, *args, **kwargs):
self.assignment = Assignment.objects.get(pk=kwargs['assignment_id'])
self.item = Item(related_sid=self.assignment.sid)
self.item.save()
def get_redirect_url(self, **kwargs):
return reverse('item_overview')
class AssignmentPollPDF(PDFView):
permission_required = 'assignment.can_manage_assignment'
top_space = 0
def get(self, request, *args, **kwargs):
self.poll = AssignmentPoll.objects.get(id=self.kwargs['poll_id'])
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/images/circle.png')
circle = "<img src='%s' width='15' height='15'/>&nbsp;&nbsp;" % 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().order_by('candidate')
ballot_string = _("%d. ballot") % self.poll.get_ballot()
candidate_string = ungettext("%d candidate", "%d candidates",
len(options)) % len(options)
available_posts_string = _("%d available 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":
number = User.objects.filter(profile__type__iexact="delegate").count()
elif ballot_papers_selection == "NUMBER_OF_ALL_PARTICIPANTS":
number = int(Profile.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.user.get_full_name(),
stylesheet['Ballot_option_name']))
if candidate.name_surfix:
cell.append(Paragraph("(%s)" % candidate.name_surfix,
stylesheet['Ballot_option_group']))
else:
cell.append(Paragraph("&nbsp;",
stylesheet['Ballot_option_group']))
cell.append(Paragraph(circle + _("Yes") + "&nbsp; " * 3 + circle
+ _("No") + "&nbsp; " * 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.user.get_full_name(),
stylesheet['Ballot_option_name']))
if candidate.category:
cell.append(Paragraph("(%s)" % candidate.category,
stylesheet['Ballot_option_group_right']))
else:
cell.append(Paragraph("&nbsp;",
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)
class Config(FormView):
permission_required = 'config.can_manage_config'
form_class = ConfigForm
template_name = 'assignment/config.html'
def get_initial(self):
return {
'assignment_publish_winner_results_only':
config['assignment_publish_winner_results_only'],
'assignment_pdf_ballot_papers_selection':
config['assignment_pdf_ballot_papers_selection'],
'assignment_pdf_ballot_papers_number':
config['assignment_pdf_ballot_papers_number'],
'assignment_pdf_title': config['assignment_pdf_title'],
'assignment_pdf_preamble': config['assignment_pdf_preamble'],
'assignment_poll_vote_values':
config['assignment_poll_vote_values'],
}
def form_valid(self, form):
if form.cleaned_data['assignment_publish_winner_results_only']:
config['assignment_publish_winner_results_only'] = True
else:
config['assignment_publish_winner_results_only'] = False
config['assignment_pdf_ballot_papers_selection'] = \
form.cleaned_data['assignment_pdf_ballot_papers_selection']
config['assignment_pdf_ballot_papers_number'] = \
form.cleaned_data['assignment_pdf_ballot_papers_number']
config['assignment_pdf_title'] = \
form.cleaned_data['assignment_pdf_title']
config['assignment_pdf_preamble'] = \
form.cleaned_data['assignment_pdf_preamble']
config['assignment_poll_vote_values'] = \
form.cleaned_data['assignment_poll_vote_values']
messages.success(self.request,
_('Election settings successfully saved.'))
return super(Config, self).form_valid(form)
def register_tab(request):
selected = request.path.startswith('/assignment/')
return Tab(
title=_('Elections'),
url=reverse('assignment_overview'),
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(
name=_('Assignments'),
template='assignment/widget.html',
context={'assignments': Assignment.objects.all()},
permission_required='assignment.can_manage_assignment')]