kpsul/bda/views.py

594 lines
23 KiB
Python

# -*- coding: utf-8 -*-
from __future__ import division
from __future__ import print_function
from __future__ import unicode_literals
import random
from custommail.utils import send_mass_custom_mail, send_custom_mail
from django.shortcuts import render, get_object_or_404
from django.contrib.auth.decorators import login_required
from django.db import models, transaction
from django.db.models import Count, Q
from django.core import serializers
from django.forms.models import inlineformset_factory
from django.http import HttpResponseBadRequest, HttpResponseRedirect
from django.core.urlresolvers import reverse
from django.conf import settings
import hashlib
from django.template import loader
from django.utils import timezone
from django.views.generic.list import ListView
import time
from datetime import timedelta
from gestioncof.decorators import cof_required, buro_required
from bda.models import Spectacle, Participant, ChoixSpectacle, Attribution,\
Tirage, SpectacleRevente
from bda.algorithm import Algorithm
from bda.forms import BaseBdaFormSet, TokenForm, ResellForm, AnnulForm,\
InscriptionReventeForm
@cof_required
def etat_places(request, tirage_id):
tirage = get_object_or_404(Tirage, id=tirage_id)
spectacles1 = ChoixSpectacle.objects \
.filter(spectacle__tirage=tirage) \
.filter(double_choice="1") \
.all() \
.values('spectacle', 'spectacle__title') \
.annotate(total=models.Count('spectacle'))
spectacles2 = ChoixSpectacle.objects \
.filter(spectacle__tirage=tirage) \
.exclude(double_choice="1") \
.all() \
.values('spectacle', 'spectacle__title') \
.annotate(total=models.Count('spectacle'))
spectacles = tirage.spectacle_set.all()
spectacles_dict = {}
total = 0
for spectacle in spectacles:
spectacle.total = 0
spectacle.ratio = 0.0
spectacles_dict[spectacle.id] = spectacle
for spectacle in spectacles1:
spectacles_dict[spectacle["spectacle"]].total += spectacle["total"]
spectacles_dict[spectacle["spectacle"]].ratio = \
spectacles_dict[spectacle["spectacle"]].total / \
spectacles_dict[spectacle["spectacle"]].slots
total += spectacle["total"]
for spectacle in spectacles2:
spectacles_dict[spectacle["spectacle"]].total += 2*spectacle["total"]
spectacles_dict[spectacle["spectacle"]].ratio = \
spectacles_dict[spectacle["spectacle"]].total / \
spectacles_dict[spectacle["spectacle"]].slots
total += spectacle["total"]
return render(request, "etat-places.html",
{"spectacles": spectacles, "total": total, 'tirage': tirage})
def _hash_queryset(queryset):
data = serializers.serialize("json", queryset).encode('utf-8')
hasher = hashlib.sha256()
hasher.update(data)
return hasher.hexdigest()
@cof_required
def places(request, tirage_id):
tirage = get_object_or_404(Tirage, id=tirage_id)
participant, created = Participant.objects.get_or_create(
user=request.user, tirage=tirage)
places = participant.attribution_set.order_by(
"spectacle__date", "spectacle").all()
total = sum([place.spectacle.price for place in places])
filtered_places = []
places_dict = {}
spectacles = []
dates = []
warning = False
for place in places:
if place.spectacle in spectacles:
places_dict[place.spectacle].double = True
else:
place.double = False
places_dict[place.spectacle] = place
spectacles.append(place.spectacle)
filtered_places.append(place)
date = place.spectacle.date.date()
if date in dates:
warning = True
else:
dates.append(date)
return render(request, "resume_places.html",
{"participant": participant,
"places": filtered_places,
"tirage": tirage,
"total": total,
"warning": warning})
@cof_required
def inscription(request, tirage_id):
tirage = get_object_or_404(Tirage, id=tirage_id)
if timezone.now() < tirage.ouverture:
error_desc = tirage.ouverture.strftime('Ouverture le %d %b %Y à %H:%M')
return render(request, 'resume_inscription.html',
{"error_title": "Le tirage n'est pas encore ouvert !",
"error_description": error_desc})
if timezone.now() > tirage.fermeture:
participant, created = Participant.objects.get_or_create(
user=request.user, tirage=tirage)
choices = participant.choixspectacle_set.order_by("priority").all()
return render(request, "resume_inscription.html",
{"error_title": "C'est fini !",
"error_description":
"Tirage au sort dans la journée !",
"choices": choices})
def formfield_callback(f, **kwargs):
if f.name == "spectacle":
kwargs['queryset'] = tirage.spectacle_set
return f.formfield(**kwargs)
BdaFormSet = inlineformset_factory(
Participant,
ChoixSpectacle,
fields=("spectacle", "double_choice", "priority"),
formset=BaseBdaFormSet,
formfield_callback=formfield_callback)
participant, created = Participant.objects.get_or_create(
user=request.user, tirage=tirage)
success = False
stateerror = False
if request.method == "POST":
dbstate = _hash_queryset(participant.choixspectacle_set.all())
if "dbstate" in request.POST and dbstate != request.POST["dbstate"]:
stateerror = True
formset = BdaFormSet(instance=participant)
else:
formset = BdaFormSet(request.POST, instance=participant)
if formset.is_valid():
formset.save()
success = True
formset = BdaFormSet(instance=participant)
else:
formset = BdaFormSet(instance=participant)
dbstate = _hash_queryset(participant.choixspectacle_set.all())
total_price = 0
for choice in participant.choixspectacle_set.all():
total_price += choice.spectacle.price
if choice.double:
total_price += choice.spectacle.price
return render(request, "inscription-bda.html",
{"formset": formset,
"success": success,
"total_price": total_price,
"dbstate": dbstate,
'tirage': tirage,
"stateerror": stateerror})
def do_tirage(request, tirage_id):
tirage_elt = get_object_or_404(Tirage, id=tirage_id)
form = TokenForm(request.POST)
if not form.is_valid():
return tirage(request, tirage_id)
start = time.time()
data = {}
shows = tirage_elt.spectacle_set.select_related().all()
members = tirage_elt.participant_set.all()
choices = ChoixSpectacle.objects.filter(spectacle__tirage=tirage_elt) \
.order_by('participant', 'priority').select_related().all()
algo = Algorithm(shows, members, choices)
results = algo(form.cleaned_data["token"])
total_slots = 0
total_losers = 0
for (_, members, losers) in results:
total_slots += len(members)
total_losers += len(losers)
data["total_slots"] = total_slots
data["total_losers"] = total_losers
data["shows"] = shows
data["token"] = form.cleaned_data["token"]
data["members"] = members
data["results"] = results
total_sold = 0
total_deficit = 0
opera_deficit = 0
for (show, members, _) in results:
deficit = (show.slots - len(members)) * show.price
total_sold += show.slots * show.price
if deficit >= 0:
if "Opéra" in show.location.name:
opera_deficit += deficit
total_deficit += deficit
data["total_sold"] = total_sold - total_deficit
data["total_deficit"] = total_deficit
data["opera_deficit"] = opera_deficit
data["duration"] = time.time() - start
if request.user.is_authenticated():
members2 = {}
# Participant objects are not shared accross spectacle results,
# so assign a single object for each Participant id
members_uniq = {}
for (show, members, _) in results:
for (member, _, _, _) in members:
if member.id not in members_uniq:
members_uniq[member.id] = member
members2[member] = []
member.total = 0
member = members_uniq[member.id]
members2[member].append(show)
member.total += show.price
members2 = members2.items()
data["members2"] = sorted(members2, key=lambda m: m[0].user.last_name)
# À partir d'ici, le tirage devient effectif
Attribution.objects.filter(spectacle__tirage=tirage_elt).delete()
tirage_elt.tokens += "%s\n\"\"\"%s\"\"\"\n" % (
timezone.now().strftime("%y-%m-%d %H:%M:%S"),
form.cleaned_data['token'])
tirage_elt.enable_do_tirage = False
tirage_elt.save()
Attribution.objects.bulk_create([
Attribution(spectacle=show, participant=member)
for show, members, _ in results
for member, _, _, _ in members])
# On inscrit à BdA-Revente ceux qui n'ont pas eu les places voulues
for (show, _, losers) in results:
for (loser, _, _, _) in losers:
loser.choicesrevente.add(show)
loser.save()
return render(request, "bda-attrib-extra.html", data)
else:
return render(request, "bda-attrib.html", data)
@buro_required
def tirage(request, tirage_id):
tirage_elt = get_object_or_404(Tirage, id=tirage_id)
if not (tirage_elt.enable_do_tirage
and tirage_elt.fermeture < timezone.now()):
return render(request, "tirage-failed.html", {'tirage': tirage_elt})
if request.POST:
form = TokenForm(request.POST)
if form.is_valid():
return do_tirage(request, tirage_id)
else:
form = TokenForm()
return render(request, "bda-token.html", {"form": form})
@login_required
def revente(request, tirage_id):
tirage = get_object_or_404(Tirage, id=tirage_id)
participant, created = Participant.objects.get_or_create(
user=request.user, tirage=tirage)
if not participant.paid:
return render(request, "bda-notpaid.html", {})
if request.method == 'POST':
# On met en vente une place
if 'resell' in request.POST:
resellform = ResellForm(participant, request.POST, prefix='resell')
annulform = AnnulForm(participant, prefix='annul')
if resellform.is_valid():
mails_data = []
attributions = resellform.cleaned_data["attributions"]
with transaction.atomic():
for attribution in attributions:
revente, created = \
SpectacleRevente.objects.get_or_create(
attribution=attribution,
defaults={'seller': participant})
if not created:
revente.seller = participant
revente.date = timezone.now()
revente.soldTo = None
revente.notif_sent = False
revente.tirage_done = False
revente.shotgun = False
context = {
'vendeur': participant.user,
'show': attribution.spectacle,
'revente': revente
}
mails_data.append(participant.user.email, context)
revente.save()
send_mass_custom_mail(
'bda-revente-new',
mails_data,
from_email=settings.MAIL_DATA['revente']['FROM']
)
# On annule une revente
elif 'annul' in request.POST:
annulform = AnnulForm(participant, request.POST, prefix='annul')
resellform = ResellForm(participant, prefix='resell')
if annulform.is_valid():
attributions = annulform.cleaned_data["attributions"]
for attribution in attributions:
attribution.revente.delete()
# On confirme une vente en transférant la place à la personne qui a
# gagné le tirage
elif 'transfer' in request.POST:
resellform = ResellForm(participant, prefix='resell')
annulform = AnnulForm(participant, prefix='annul')
revente_id = request.POST['transfer'][0]
rev = SpectacleRevente.objects.filter(soldTo__isnull=False,
id=revente_id)
if rev.exists():
revente = rev.get()
attrib = revente.attribution
attrib.participant = revente.soldTo
attrib.save()
# On annule la revente après le tirage au sort (par exemple si
# la personne qui a gagné le tirage ne se manifeste pas). La place est
# alors remise en vente
elif 'reinit' in request.POST:
resellform = ResellForm(participant, prefix='resell')
annulform = AnnulForm(participant, prefix='annul')
revente_id = request.POST['reinit'][0]
rev = SpectacleRevente.objects.filter(soldTo__isnull=False,
id=revente_id)
if rev.exists():
revente = rev.get()
if revente.attribution.spectacle.date > timezone.now():
revente.date = timezone.now() - timedelta(hours=1)
revente.soldTo = None
revente.notif_sent = False
revente.tirage_done = False
revente.shotgun = False
if revente.answered_mail:
revente.answered_mail.clear()
revente.save()
else:
resellform = ResellForm(participant, prefix='resell')
annulform = AnnulForm(participant, prefix='annul')
else:
resellform = ResellForm(participant, prefix='resell')
annulform = AnnulForm(participant, prefix='annul')
overdue = participant.attribution_set.filter(
spectacle__date__gte=timezone.now(),
revente__isnull=False,
revente__seller=participant,
revente__date__lte=timezone.now()-timedelta(hours=1)).filter(
Q(revente__soldTo__isnull=True) | Q(revente__soldTo=participant))
sold = participant.attribution_set.filter(
spectacle__date__gte=timezone.now(),
revente__isnull=False,
revente__soldTo__isnull=False)
return render(request, "bda-revente.html",
{'tirage': tirage, 'overdue': overdue, "sold": sold,
"annulform": annulform, "resellform": resellform})
@login_required
def revente_interested(request, revente_id):
revente = get_object_or_404(SpectacleRevente, id=revente_id)
participant, created = Participant.objects.get_or_create(
user=request.user, tirage=revente.attribution.spectacle.tirage)
if (timezone.now() < revente.date + timedelta(hours=1)) or revente.shotgun:
return render(request, "bda-wrongtime.html",
{"revente": revente})
revente.answered_mail.add(participant)
return render(request, "bda-interested.html",
{"spectacle": revente.attribution.spectacle,
"date": revente.date_tirage})
@login_required
def list_revente(request, tirage_id):
tirage = get_object_or_404(Tirage, id=tirage_id)
participant, created = Participant.objects.get_or_create(
user=request.user, tirage=tirage)
deja_revente = False
success = False
inscrit_revente = False
if request.method == 'POST':
form = InscriptionReventeForm(tirage, request.POST)
if form.is_valid():
choices = form.cleaned_data['spectacles']
participant.choicesrevente = choices
participant.save()
for spectacle in choices:
qset = SpectacleRevente.objects.filter(
attribution__spectacle=spectacle)
if qset.filter(shotgun=True, soldTo__isnull=True).exists():
# Une place est disponible au shotgun, on suggère à
# l'utilisateur d'aller la récupérer
deja_revente = True
else:
# La place n'est pas disponible au shotgun, si des reventes
# pour ce spectacle existent déjà, on inscrit la personne à
# la revente ayant le moins d'inscrits
min_resell = (
qset.filter(shotgun=False)
.annotate(nb_subscribers=Count('answered_mail'))
.order_by('nb_subscribers')
.first()
)
if min_resell is not None:
min_resell.answered_mail.add(participant)
min_resell.save()
inscrit_revente = True
success = True
else:
form = InscriptionReventeForm(
tirage,
initial={'spectacles': participant.choicesrevente.all()})
return render(request, "liste-reventes.html",
{"form": form,
"deja_revente": deja_revente, "success": success,
"inscrit_revente": inscrit_revente})
@login_required
def buy_revente(request, spectacle_id):
spectacle = get_object_or_404(Spectacle, id=spectacle_id)
tirage = spectacle.tirage
participant, created = Participant.objects.get_or_create(
user=request.user, tirage=tirage)
reventes = SpectacleRevente.objects.filter(
attribution__spectacle=spectacle,
soldTo__isnull=True)
# Si l'utilisateur veut racheter une place qu'il est en train de revendre,
# on supprime la revente en question.
if reventes.filter(seller=participant).exists():
revente = reventes.filter(seller=participant)[0]
revente.delete()
return HttpResponseRedirect(reverse("bda-shotgun",
args=[tirage.id]))
reventes_shotgun = list(reventes.filter(shotgun=True).all())
if not reventes_shotgun:
return render(request, "bda-no-revente.html", {})
if request.POST:
revente = random.choice(reventes_shotgun)
revente.soldTo = participant
revente.save()
context = {
'show': spectacle,
'acheteur': request.user,
'vendeur': revente.seller.user
}
send_custom_mail(
revente.seller.user.email,
'bda-buy-shotgun',
context=context,
from_email='bda@ens.fr'
)
return render(request, "bda-success.html",
{"seller": revente.attribution.participant.user,
"spectacle": spectacle})
return render(request, "revente-confirm.html",
{"spectacle": spectacle,
"user": request.user})
@login_required
def revente_shotgun(request, tirage_id):
tirage = get_object_or_404(Tirage, id=tirage_id)
spectacles = tirage.spectacle_set.filter(
date__gte=timezone.now())
shotgun = []
for spectacle in spectacles:
reventes = SpectacleRevente.objects.filter(
attribution__spectacle=spectacle,
shotgun=True,
soldTo__isnull=True)
if reventes.exists():
shotgun.append(spectacle)
return render(request, "bda-shotgun.html",
{"shotgun": shotgun})
@buro_required
def spectacle(request, tirage_id, spectacle_id):
tirage = get_object_or_404(Tirage, id=tirage_id)
spectacle = get_object_or_404(Spectacle, id=spectacle_id, tirage=tirage)
attributions = spectacle.attribues.all()
participants = {}
for attrib in attributions:
participant = attrib.participant
participant_info = {'lastname': participant.user.last_name,
'name': participant.user.get_full_name,
'username': participant.user.username,
'email': participant.user.email,
'given': int(attrib.given),
'paid': participant.paid,
'nb_places': 1}
if participant.id in participants:
participants[participant.id]['nb_places'] += 1
participants[participant.id]['given'] += attrib.given
else:
participants[participant.id] = participant_info
participants_info = sorted(participants.values(),
key=lambda part: part['lastname'])
return render(request, "bda-participants.html",
{"spectacle": spectacle, "participants": participants_info})
class SpectacleListView(ListView):
model = Spectacle
template_name = 'spectacle_list.html'
def get_queryset(self):
self.tirage = get_object_or_404(Tirage, id=self.kwargs['tirage_id'])
categories = self.tirage.spectacle_set.all()
return categories
def get_context_data(self, **kwargs):
context = super(SpectacleListView, self).get_context_data(**kwargs)
context['tirage_id'] = self.tirage.id
context['tirage_name'] = self.tirage.title
return context
@buro_required
def unpaid(request, tirage_id):
tirage = get_object_or_404(Tirage, id=tirage_id)
unpaid = tirage.participant_set \
.annotate(nb_attributions=Count('attribution')) \
.filter(paid=False, nb_attributions__gt=0).all()
return render(request, "bda-unpaid.html", {"unpaid": unpaid})
@buro_required
def send_rappel(request, spectacle_id):
show = get_object_or_404(Spectacle, id=spectacle_id)
# Mails d'exemples
exemple_mail_1place = render_mail('bda-rappel', {
'member': request.user,
'show': show,
'nb_attr': 1
})
exemple_mail_2place = render_mail('bda-rappel', {
'member': request.user,
'show': show,
'nb_attr': 2
})
# Contexte
ctxt = {'show': show,
'exemple_mail_1place': exemple_mail_1place,
'exemple_mail_2places': exemple_mail_2places}
# Envoi confirmé
if request.method == 'POST':
members = show.send_rappel()
ctxt['sent'] = True
ctxt['members'] = members
# Demande de confirmation
else:
ctxt['sent'] = False
return render(request, "mails-rappel.html", ctxt)
def descriptions_spectacles(request, tirage_id):
tirage = get_object_or_404(Tirage, id=tirage_id)
shows_qs = tirage.spectacle_set
category_name = request.GET.get('category', '')
location_id = request.GET.get('location', '')
if category_name:
shows_qs = shows_qs.filter(category__name=category_name)
if location_id:
try:
shows_qs = shows_qs.filter(location__id=int(location_id))
except ValueError:
return HttpResponseBadRequest(
"La variable GET 'location' doit contenir un entier")
return render(request, 'descriptions.html', {'shows': shows_qs.all()})