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from django.conf import settings
if getattr(settings, 'IS_DJANGO_1_1', False):
from common import messages
else:
from django.contrib import messages
from django.contrib.auth.decorators import login_required, permission_required
from django.db import IntegrityError
from django.views.generic.simple import direct_to_template
from django.shortcuts import redirect
from django.template import RequestContext
from django.http import Http404
from django.utils.translation import ugettext as _
from django_openid_auth.models import UserOpenID
import hashlib
from ubuntu_voting.settings import SECRET_KEY, SECRET_KEY2
from common.decorators import custom_permission_required
from common.launchpad import lp
from elections.models import Election, Candidate, Voter
from elections.forms import CreateElectionForm, ApplyForElectionForm, VoteForm
import datetime
def account(request):
# TODO: Write this view
return direct_to_template(request, 'election/election_new.html', {})
def election_queue(request):
elections = Election.objects.filter(candidature_start__gt=datetime.datetime.now())
return direct_to_template(request, 'election/election_list.html', {'elections': elections})
def election_active(request):
final_active_date = datetime.datetime.now() - datetime.timedelta(days=30)
elections = Election.objects.filter(candidature_start__lt=datetime.datetime.now(), election_end__gt=final_active_date)
return direct_to_template(request, 'election/election_list.html', {'elections': elections})
def election_past(request):
elections = Election.objects.filter(election_end__lt=datetime.datetime.now())
return direct_to_template(request, 'election/election_list.html', {'elections': elections})
def election_detail(request, slug):
election = Election.objects.get(slug=slug)
if election.is_election_end():
return election_results(request, slug)
return direct_to_template(request, 'election/election_detail.html', {'election': election})
@custom_permission_required('elections.add_election')
def election_new(request):
form = CreateElectionForm(data=request.POST or None)
if request.POST and form.is_valid():
election = form.save()
messages.success(request, _('The election has been saved'))
return redirect(election_detail, slug=election.slug)
return direct_to_template(request, 'election/election_new.html', {'form': form})
@custom_permission_required('elections.change_election')
def election_edit(request, slug):
election = Election.objects.get(slug=slug)
form = CreateElectionForm(data=request.POST or None, instance=election)
if request.POST and form.is_valid():
election = form.save()
messages.success(request, _('The election has been edited'))
return redirect(election_detail, slug=election.slug)
return direct_to_template(request, 'election/election_edit.html', {'form': form, 'election': election})
@custom_permission_required('elections.can_becandidate')
def election_run(request, slug):
election = Election.objects.get(slug=slug)
if datetime.datetime.now() < election.candidature_start:
messages.error(request, _('The candidature period hasn\'t started yet'))
return redirect(election_detail, slug=election.slug)
if datetime.datetime.now() > election.candidature_end:
messages.error(request, _('The candidature period has ended already'))
return redirect(election_detail, slug=election.slug)
candidate, created = Candidate.objects.get_or_create(election=election, user=request.user)
form = ApplyForElectionForm(data=request.POST or None, instance=candidate)
if request.POST and form.is_valid():
candidate = form.save(commit=False)
candidate.display_name = lp.people[candidate.user.username].display_name
candidate.lp_profile = u"https://launchpad.net/~" + lp.people[candidate.user.username].name
candidate.save()
messages.success(request, _('Your candidature has been edited successfully'))
return redirect(election_detail, slug=election.slug)
return direct_to_template(request, 'election/election_candidature.html', {'form': form, 'election': election})
@custom_permission_required('elections.can_vote')
def election_vote(request, slug):
election = Election.objects.get(slug=slug)
if datetime.datetime.now() < election.election_start:
messages.error(request, _('The election hasn\'t started yet'))
return redirect(election_detail, slug=election.slug)
if datetime.datetime.now() > election.election_end:
messages.error(request, _('The election has ended already'))
return redirect(election_detail, slug=election.slug)
if len(Candidate.objects.filter(election=election)) < election.candidature_amount:
messages.error(request, _('There aren\'t enough candidates running for the Community Council to let the elections begin'))
return redirect(election_detail, slug=election.slug)
# Do some extensive hashing of the voter's OpenID to prevent easy decryption
openid = UserOpenID.objects.get(user=request.user)
user_hash = hashlib.sha256(openid.claimed_id)
user_hash.update(SECRET_KEY)
user_hash = hashlib.sha256(user_hash.hexdigest())
user_hash.update(SECRET_KEY2)
for i in range(0,10):
user_hash = hashlib.sha256(user_hash.hexdigest())
try: # If the voter already exists, it has already voted, raise an exception!
Voter.objects.get(election=election, voter=user_hash.hexdigest())
except Voter.DoesNotExist:
pass
else:
messages.error(request, _('You\'ve already voted'))
return redirect(election_detail, slug=election.slug)
form = VoteForm(data=request.POST or None, election=election)
print form.fields
if request.POST and form.is_valid():
form.save()
Voter.objects.create(election=election, voter=user_hash.hexdigest())
messages.success(request, _('You\'ve voted successfully'))
return redirect(election_detail, slug=election.slug)
return direct_to_template(request, 'election/election_vote.html', {'form': form,
'election': election})
def election_results(request, slug):
election = Election.objects.get(slug=slug)
if datetime.datetime.now() < election.election_start:
if election.live_results:
messages.error(request, _('The voting hasn\'t begun yet, the first results will be visible on %(date)s.') % election.election_start)
return redirect(election_detail, slug=election.slug)
else:
messages.error(request, _('The voting hasn\'t begun yet, the first results will be visible on %(date)s.') % election.election_end)
return redirect(election_detail, slug=election.slug)
if datetime.datetime.now() < election.election_end and not election.live_results:
messages.error(request, _('The results will be visible after the vote has finished, on %(date)s.') % election.election_end)
return redirect(election_detail, slug=election.slug)
return direct_to_template(request, 'election/election_results.html', {'election': election,})
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