forked from DGNum/gestioCOF
655 lines
26 KiB
Python
655 lines
26 KiB
Python
# -*- coding: utf-8 -*-
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import random
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import hashlib
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import time
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from datetime import timedelta
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from django.shortcuts import render, get_object_or_404
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from django.contrib.auth.decorators import login_required
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from django.contrib import messages
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from django.db import models, transaction
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from django.db.models import Count, Q, Sum
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from django.core import serializers, mail
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from django.forms.models import inlineformset_factory
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from django.http import HttpResponseBadRequest, HttpResponseRedirect
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from django.core.urlresolvers import reverse
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from django.conf import settings
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from django.core.mail import send_mail
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from django.template import loader
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from django.utils import timezone, formats
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from django.views.generic.list import ListView
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from gestioncof.decorators import cof_required, buro_required
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from bda.models import Spectacle, Participant, ChoixSpectacle, Attribution,\
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Tirage, SpectacleRevente
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from bda.algorithm import Algorithm
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from bda.forms import BaseBdaFormSet, TokenForm, ResellForm, AnnulForm,\
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InscriptionReventeForm
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@cof_required
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def etat_places(request, tirage_id):
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"""
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Résumé des spectacles d'un tirage avec pour chaque spectacle :
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- Le nombre de places en jeu
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- Le nombre de demandes
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- Le ratio demandes/places
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Et le total de toutes les demandes
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"""
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tirage = get_object_or_404(Tirage, id=tirage_id)
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spectacles1 = ChoixSpectacle.objects \
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.filter(spectacle__tirage=tirage) \
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.filter(double_choice="1") \
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.all() \
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.values('spectacle', 'spectacle__title') \
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.annotate(total=models.Count('spectacle'))
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spectacles2 = ChoixSpectacle.objects \
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.filter(spectacle__tirage=tirage) \
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.exclude(double_choice="1") \
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.all() \
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.values('spectacle', 'spectacle__title') \
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.annotate(total=models.Count('spectacle'))
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spectacles = tirage.spectacle_set.all()
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spectacles_dict = {}
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total = 0
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for spectacle in spectacles:
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spectacle.total = 0
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spectacle.ratio = 0.0
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spectacles_dict[spectacle.id] = spectacle
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for spectacle in spectacles1:
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spectacles_dict[spectacle["spectacle"]].total += spectacle["total"]
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spectacles_dict[spectacle["spectacle"]].ratio = \
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spectacles_dict[spectacle["spectacle"]].total / \
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spectacles_dict[spectacle["spectacle"]].slots
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total += spectacle["total"]
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for spectacle in spectacles2:
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spectacles_dict[spectacle["spectacle"]].total += 2*spectacle["total"]
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spectacles_dict[spectacle["spectacle"]].ratio = \
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spectacles_dict[spectacle["spectacle"]].total / \
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spectacles_dict[spectacle["spectacle"]].slots
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total += 2*spectacle["total"]
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context = {
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"proposed": tirage.spectacle_set.aggregate(Sum('slots'))['slots__sum'],
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"spectacles": spectacles,
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"total": total,
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'tirage': tirage
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}
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return render(request, "bda/etat-places.html", context)
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def _hash_queryset(queryset):
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data = serializers.serialize("json", queryset).encode('utf-8')
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hasher = hashlib.sha256()
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hasher.update(data)
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return hasher.hexdigest()
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@cof_required
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def places(request, tirage_id):
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tirage = get_object_or_404(Tirage, id=tirage_id)
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participant, created = Participant.objects.get_or_create(
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user=request.user, tirage=tirage)
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places = participant.attribution_set.order_by(
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"spectacle__date", "spectacle").all()
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total = sum([place.spectacle.price for place in places])
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filtered_places = []
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places_dict = {}
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spectacles = []
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dates = []
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warning = False
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for place in places:
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if place.spectacle in spectacles:
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places_dict[place.spectacle].double = True
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else:
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place.double = False
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places_dict[place.spectacle] = place
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spectacles.append(place.spectacle)
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filtered_places.append(place)
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date = place.spectacle.date.date()
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if date in dates:
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warning = True
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else:
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dates.append(date)
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# On prévient l'utilisateur s'il a deux places à la même date
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if warning:
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messages.warning(request, "Attention, vous avez reçu des places pour "
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"des spectacles différents à la même date.")
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return render(request, "bda/resume_places.html",
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{"participant": participant,
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"places": filtered_places,
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"tirage": tirage,
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"total": total})
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@cof_required
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def inscription(request, tirage_id):
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"""
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Vue d'inscription à un tirage BdA.
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- On vérifie qu'on se situe bien entre la date d'ouverture et la date de
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fermeture des inscriptions.
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- On vérifie que l'inscription n'a pas été modifiée entre le moment où le
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client demande le formulaire et le moment où il soumet son inscription
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(autre session par exemple).
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"""
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tirage = get_object_or_404(Tirage, id=tirage_id)
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if timezone.now() < tirage.ouverture:
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# Le tirage n'est pas encore ouvert.
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opening = formats.localize(
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timezone.template_localtime(tirage.ouverture))
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messages.error(request, "Le tirage n'est pas encore ouvert : "
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"ouverture le {:s}".format(opening))
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return render(request, 'bda/resume-inscription-tirage.html', {})
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if timezone.now() > tirage.fermeture:
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# Le tirage est fermé.
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participant, created = Participant.objects.get_or_create(
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user=request.user, tirage=tirage)
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choices = participant.choixspectacle_set.order_by("priority").all()
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messages.error(request,
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" C'est fini : tirage au sort dans la journée !")
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return render(request, "bda/resume-inscription-tirage.html",
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{"choices": choices})
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def formfield_callback(f, **kwargs):
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"""
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Fonction utilisée par inlineformset_factory ci dessous.
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Restreint les spectacles proposés aux spectacles du bo tirage.
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"""
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if f.name == "spectacle":
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kwargs['queryset'] = tirage.spectacle_set
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return f.formfield(**kwargs)
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BdaFormSet = inlineformset_factory(
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Participant,
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ChoixSpectacle,
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fields=("spectacle", "double_choice", "priority"),
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formset=BaseBdaFormSet,
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formfield_callback=formfield_callback)
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participant, created = Participant.objects.get_or_create(
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user=request.user, tirage=tirage)
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success = False
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stateerror = False
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if request.method == "POST":
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dbstate = _hash_queryset(participant.choixspectacle_set.all())
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if "dbstate" in request.POST and dbstate != request.POST["dbstate"]:
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stateerror = True
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formset = BdaFormSet(instance=participant)
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else:
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formset = BdaFormSet(request.POST, instance=participant)
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if formset.is_valid():
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formset.save()
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success = True
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formset = BdaFormSet(instance=participant)
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else:
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formset = BdaFormSet(instance=participant)
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dbstate = _hash_queryset(participant.choixspectacle_set.all())
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total_price = 0
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for choice in participant.choixspectacle_set.all():
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total_price += choice.spectacle.price
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if choice.double:
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total_price += choice.spectacle.price
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# Messages
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if success:
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messages.success(request, "Votre inscription a été mise à jour avec "
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"succès !")
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if stateerror:
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messages.error(request, "Impossible d'enregistrer vos modifications "
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": vous avez apporté d'autres modifications "
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"entre temps.")
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return render(request, "bda/inscription-tirage.html",
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{"formset": formset,
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"total_price": total_price,
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"dbstate": dbstate,
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'tirage': tirage})
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def do_tirage(tirage_elt, token):
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"""
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Fonction auxiliaire à la vue ``tirage`` qui lance effectivement le tirage
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après qu'on a vérifié que c'est légitime et que le token donné en argument
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est correct.
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Rend les résultats
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"""
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# Initialisation du dictionnaire data qui va contenir les résultats
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start = time.time()
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data = {
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'shows': tirage_elt.spectacle_set.select_related().all(),
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'token': token,
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'members': tirage_elt.participant_set.all(),
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'total_slots': 0,
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'total_losers': 0,
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'total_sold': 0,
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'total_deficit': 0,
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'opera_deficit': 0,
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}
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# On lance le tirage
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choices = (
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ChoixSpectacle.objects
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.filter(spectacle__tirage=tirage_elt)
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.order_by('participant', 'priority')
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.select_related().all()
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)
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results = Algorithm(data['shows'], data['members'], choices)(token)
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# On compte les places attribuées et les déçus
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for (_, members, losers) in results:
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data['total_slots'] += len(members)
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data['total_losers'] += len(losers)
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# On calcule le déficit et les bénéfices pour le BdA
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# FIXME: le traitement de l'opéra est sale
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for (show, members, _) in results:
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deficit = (show.slots - len(members)) * show.price
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data['total_sold'] += show.slots * show.price
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if deficit >= 0:
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if "Opéra" in show.location.name:
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data['opera_deficit'] += deficit
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data['total_deficit'] += deficit
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data["total_sold"] -= data['total_deficit']
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# Participant objects are not shared accross spectacle results,
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# so assign a single object for each Participant id
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members_uniq = {}
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members2 = {}
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for (show, members, _) in results:
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for (member, _, _, _) in members:
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if member.id not in members_uniq:
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members_uniq[member.id] = member
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members2[member] = []
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member.total = 0
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member = members_uniq[member.id]
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members2[member].append(show)
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member.total += show.price
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members2 = members2.items()
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data["members2"] = sorted(members2, key=lambda m: m[0].user.last_name)
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# ---
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# À partir d'ici, le tirage devient effectif
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# ---
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# On suppression les vieilles attributions, on sauvegarde le token et on
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# désactive le tirage
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Attribution.objects.filter(spectacle__tirage=tirage_elt).delete()
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tirage_elt.tokens += '{:s}\n"""{:s}"""\n'.format(
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timezone.now().strftime("%y-%m-%d %H:%M:%S"),
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token)
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tirage_elt.enable_do_tirage = False
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tirage_elt.save()
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# On enregistre les nouvelles attributions
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Attribution.objects.bulk_create([
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Attribution(spectacle=show, participant=member)
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for show, members, _ in results
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for member, _, _, _ in members
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])
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# On inscrit à BdA-Revente ceux qui n'ont pas eu les places voulues
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for (show, _, losers) in results:
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for (loser, _, _, _) in losers:
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loser.choicesrevente.add(show)
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loser.save()
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data["duration"] = time.time() - start
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data["results"] = results
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return data
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@buro_required
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def tirage(request, tirage_id):
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tirage_elt = get_object_or_404(Tirage, id=tirage_id)
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if not (tirage_elt.enable_do_tirage
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and tirage_elt.fermeture < timezone.now()):
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return render(request, "tirage-failed.html", {'tirage': tirage_elt})
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if request.POST:
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form = TokenForm(request.POST)
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if form.is_valid():
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results = do_tirage(tirage_elt, form.cleaned_data['token'])
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return render(request, "bda-attrib-extra.html", results)
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else:
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form = TokenForm()
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return render(request, "bda-token.html", {"form": form})
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@login_required
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def revente(request, tirage_id):
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tirage = get_object_or_404(Tirage, id=tirage_id)
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participant, created = Participant.objects.get_or_create(
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user=request.user, tirage=tirage)
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if not participant.paid:
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return render(request, "bda-notpaid.html", {})
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if request.method == 'POST':
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# On met en vente une place
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if 'resell' in request.POST:
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resellform = ResellForm(participant, request.POST, prefix='resell')
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annulform = AnnulForm(participant, prefix='annul')
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if resellform.is_valid():
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mails = []
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attributions = resellform.cleaned_data["attributions"]
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with transaction.atomic():
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for attribution in attributions:
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revente, created = \
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SpectacleRevente.objects.get_or_create(
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attribution=attribution,
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defaults={'seller': participant})
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if not created:
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revente.seller = participant
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revente.date = timezone.now()
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revente.soldTo = None
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revente.notif_sent = False
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revente.tirage_done = False
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revente.shotgun = False
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mail_subject = "BdA-Revente : {:s}".format(
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attribution.spectacle.title)
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mail_body = loader.render_to_string(
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'bda/mails/revente-new.txt',
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{'vendeur': participant.user,
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'spectacle': attribution.spectacle,
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'revente': revente}
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)
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mails.append(mail.EmailMessage(
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mail_subject, mail_body,
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from_email=settings.MAIL_DATA['revente']['FROM'],
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to=[participant.user.email],
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reply_to=[
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settings.MAIL_DATA['revente']['REPLYTO']
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],
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))
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revente.save()
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mail.get_connection().send_messages(mails)
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# On annule une revente
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elif 'annul' in request.POST:
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annulform = AnnulForm(participant, request.POST, prefix='annul')
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resellform = ResellForm(participant, prefix='resell')
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if annulform.is_valid():
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attributions = annulform.cleaned_data["attributions"]
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for attribution in attributions:
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attribution.revente.delete()
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# On confirme une vente en transférant la place à la personne qui a
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# gagné le tirage
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elif 'transfer' in request.POST:
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resellform = ResellForm(participant, prefix='resell')
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annulform = AnnulForm(participant, prefix='annul')
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revente_id = request.POST['transfer'][0]
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rev = SpectacleRevente.objects.filter(soldTo__isnull=False,
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id=revente_id)
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if rev.exists():
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revente = rev.get()
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attrib = revente.attribution
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attrib.participant = revente.soldTo
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attrib.save()
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# On annule la revente après le tirage au sort (par exemple si
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# la personne qui a gagné le tirage ne se manifeste pas). La place est
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# alors remise en vente
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elif 'reinit' in request.POST:
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resellform = ResellForm(participant, prefix='resell')
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annulform = AnnulForm(participant, prefix='annul')
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revente_id = request.POST['reinit'][0]
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rev = SpectacleRevente.objects.filter(soldTo__isnull=False,
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id=revente_id)
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if rev.exists():
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revente = rev.get()
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if revente.attribution.spectacle.date > timezone.now():
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revente.date = timezone.now() - timedelta(hours=1)
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revente.soldTo = None
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revente.notif_sent = False
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revente.tirage_done = False
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revente.shotgun = False
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if revente.answered_mail:
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revente.answered_mail.clear()
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revente.save()
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else:
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resellform = ResellForm(participant, prefix='resell')
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annulform = AnnulForm(participant, prefix='annul')
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else:
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resellform = ResellForm(participant, prefix='resell')
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annulform = AnnulForm(participant, prefix='annul')
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overdue = participant.attribution_set.filter(
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spectacle__date__gte=timezone.now(),
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revente__isnull=False,
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revente__seller=participant,
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revente__date__lte=timezone.now()-timedelta(hours=1)).filter(
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Q(revente__soldTo__isnull=True) | Q(revente__soldTo=participant))
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sold = participant.attribution_set.filter(
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spectacle__date__gte=timezone.now(),
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revente__isnull=False,
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revente__soldTo__isnull=False)
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return render(request, "bda-revente.html",
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{'tirage': tirage, 'overdue': overdue, "sold": sold,
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"annulform": annulform, "resellform": resellform})
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@login_required
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def revente_interested(request, revente_id):
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revente = get_object_or_404(SpectacleRevente, id=revente_id)
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participant, created = Participant.objects.get_or_create(
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user=request.user, tirage=revente.attribution.spectacle.tirage)
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if (timezone.now() < revente.date + timedelta(hours=1)) or revente.shotgun:
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return render(request, "bda-wrongtime.html",
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{"revente": revente})
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revente.answered_mail.add(participant)
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return render(request, "bda-interested.html",
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{"spectacle": revente.attribution.spectacle,
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"date": revente.date_tirage})
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@login_required
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def list_revente(request, tirage_id):
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tirage = get_object_or_404(Tirage, id=tirage_id)
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participant, created = Participant.objects.get_or_create(
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user=request.user, tirage=tirage)
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deja_revente = False
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success = False
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inscrit_revente = []
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if request.method == 'POST':
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form = InscriptionReventeForm(tirage, request.POST)
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if form.is_valid():
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choices = form.cleaned_data['spectacles']
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participant.choicesrevente = choices
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participant.save()
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for spectacle in choices:
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qset = SpectacleRevente.objects.filter(
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attribution__spectacle=spectacle)
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if qset.filter(shotgun=True, soldTo__isnull=True).exists():
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# 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.append(spectacle)
|
|
success = True
|
|
else:
|
|
form = InscriptionReventeForm(
|
|
tirage,
|
|
initial={'spectacles': participant.choicesrevente.all()})
|
|
# Messages
|
|
if success:
|
|
messages.success(request, "Ton inscription a bien été prise en compte")
|
|
if deja_revente:
|
|
messages.info(request, "Des reventes existent déjà pour certains de "
|
|
"ces spectacles, vérifie les places "
|
|
"disponibles sans tirage !")
|
|
if inscrit_revente:
|
|
shows = map("<li>{!s}</li>".format, inscrit_revente)
|
|
msg = (
|
|
"Tu as été inscrit à des reventes en cours pour les spectacles "
|
|
"<ul>{:s}</ul>".format('\n'.join(shows))
|
|
)
|
|
messages.info(request, msg, extra_tags="safe")
|
|
|
|
return render(request, "bda/liste-reventes.html", {"form": form})
|
|
|
|
|
|
@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()
|
|
mail = loader.render_to_string('bda/mails/buy-shotgun.txt', {
|
|
'spectacle': spectacle,
|
|
'acheteur': request.user,
|
|
'vendeur': revente.seller.user,
|
|
})
|
|
send_mail("BdA-Revente : %s" % spectacle.title, mail,
|
|
request.user.email,
|
|
[revente.seller.user.email],
|
|
fail_silently=False)
|
|
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
|
|
fake_member = request.user
|
|
fake_member.nb_attr = 1
|
|
exemple_mail_1place = loader.render_to_string('bda/mails/rappel.txt', {
|
|
'member': fake_member,
|
|
'show': show})
|
|
fake_member.nb_attr = 2
|
|
exemple_mail_2places = loader.render_to_string('bda/mails/rappel.txt', {
|
|
'member': fake_member,
|
|
'show': show})
|
|
# 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()})
|