250 lines
10 KiB
Python
250 lines
10 KiB
Python
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# coding: utf-8
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from django.contrib.auth.models import User
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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.db import models
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from django.http import Http404
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from django import forms
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from django.forms.models import inlineformset_factory, BaseInlineFormSet
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from django.core import serializers
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import hashlib
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from django.core.mail import send_mail
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from datetime import datetime
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import time
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from gestioncof.decorators import cof_required, buro_required
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from bda3.models import Spectacle, Participant, ChoixSpectacle, Attribution
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from bda3.algorithm import Algorithm
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class BaseBdaFormSet(BaseInlineFormSet):
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def clean(self):
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"""Checks that no two articles have the same title."""
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super(BaseBdaFormSet, self).clean()
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if any(self.errors):
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# Don't bother validating the formset unless each form is valid on its own
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return
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spectacles = []
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for i in range(0, self.total_form_count()):
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form = self.forms[i]
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if not form.cleaned_data:
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continue
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spectacle = form.cleaned_data['spectacle']
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delete = form.cleaned_data['DELETE']
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if not delete and spectacle in spectacles:
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raise forms.ValidationError("Vous ne pouvez pas vous inscrire deux fois pour le même spectacle.")
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spectacles.append(spectacle)
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@cof_required
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def etat_places(request):
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spectacles1 = ChoixSpectacle.objects.all().values('spectacle','spectacle__title').annotate(total = models.Count('spectacle'))
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spectacles2 = ChoixSpectacle.objects.filter(double = True).all().values('spectacle','spectacle__title').annotate(total = models.Count('spectacle'))
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spectacles = Spectacle.objects.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 = -1.0
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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 = spectacles_dict[spectacle["spectacle"]].total/float(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 += spectacle["total"]
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spectacles_dict[spectacle["spectacle"]].ratio = spectacles_dict[spectacle["spectacle"]].total/float(spectacles_dict[spectacle["spectacle"]].slots)
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total += spectacle["total"]
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return render(request, "etat-places.html", {"spectacles": spectacles, "total": total})
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def _hash_queryset(queryset):
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data = serializers.serialize("json", queryset)
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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):
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participant, created = Participant.objects.get_or_create(user = request.user)
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places = participant.attribution_set.order_by("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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return render(request, "resume_places.html",
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{"participant": participant,
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"places": filtered_places,
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"total": total,
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"warning": warning})
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@cof_required
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def inscription(request):
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if datetime.now() > datetime(2016, 4, 10, 11, 59):
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participant, created = Participant.objects.get_or_create(user = request.user)
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choices = participant.choixspectacle_set.order_by("priority").all()
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return render(request, "resume_inscription.html", {"error_title": "C'est fini !", "error_description": u"Tirage au sort très bientôt !", "choices": choices})
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BdaFormSet = inlineformset_factory(Participant, ChoixSpectacle, fields = ("spectacle","double","autoquit","priority",), formset = BaseBdaFormSet)
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participant, created = Participant.objects.get_or_create(user = request.user)
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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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#ChoixSpectacle.objects.filter(participant = participant).delete()
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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: total_price += choice.spectacle.price
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return render(request, "inscription-bda3.html", {"formset": formset, "success": success, "total_price": total_price, "dbstate": dbstate, "stateerror": stateerror})
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def do_tirage(request):
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form = TokenForm(request.POST)
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if not form.is_valid():
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return tirage(request)
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start = time.time()
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data = {}
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shows = Spectacle.objects.select_related().all()
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members = Participant.objects.all()
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choices = ChoixSpectacle.objects.order_by('participant', 'priority').select_related().all()
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algo = Algorithm(shows, members, choices)
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results = algo(form.cleaned_data["token"])
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total_slots = 0
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total_losers = 0
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for (_, members, losers) in results:
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total_slots += len(members)
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total_losers += len(losers)
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data["total_slots"] = total_slots
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data["total_losers"] = total_losers
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data["shows"] = shows
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data["token"] = form.cleaned_data["token"]
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data["members"] = members
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data["results"] = results
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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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for (show, members, _) in results:
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deficit = (show.slots - len(members)) * show.price
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total_sold += show.slots * show.price
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if deficit >= 0:
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if u"Opéra" in show.location.name:
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opera_deficit += deficit
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total_deficit += deficit
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data["total_sold"] = total_sold - total_deficit
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data["total_deficit"] = total_deficit
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data["opera_deficit"] = opera_deficit
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data["duration"] = time.time() - start
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if request.user.is_authenticated():
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members2 = {}
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members_uniq = {} # 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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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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if False and request.user.username in ["seguin", "harazi", "fromherz", "mpepin"]:
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Attribution.objects.all().delete()
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for (show, members, _) in results:
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for (member, _, _, _) in members:
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attrib = Attribution(spectacle = show, participant = member)
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attrib.save()
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return render(request, "bda-attrib-extra.html", data)
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else:
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return render(request, "bda-attrib.html", data)
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class TokenForm(forms.Form):
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token = forms.CharField(widget = forms.widgets.Textarea())
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@login_required
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def tirage(request):
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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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return do_tirage(request)
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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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class SpectacleModelChoiceField(forms.ModelChoiceField):
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def label_from_instance(self, obj):
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return u"%s le %s (%s) à %.02f€" % (obj.title, obj.date_no_seconds(), obj.location, obj.price)
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class ResellForm(forms.Form):
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count = forms.ChoiceField(choices = (("1","1"),("2","2"),))
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spectacle = SpectacleModelChoiceField(queryset = Spectacle.objects.none())
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def __init__(self, participant, *args, **kwargs):
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super(ResellForm, self).__init__(*args, **kwargs)
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self.fields['spectacle'].queryset = participant.attributions.all().distinct()
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def do_resell(request, form):
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spectacle = form.cleaned_data["spectacle"]
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count = form.cleaned_data["count"]
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places = "2 places" if count == "2" else "une place"
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mail = u"""Bonjour,
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Je souhaite revendre %s pour %s le %s (%s) à %.02f€.
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Contactez moi par email si vous êtes intéressés !
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%s (%s)""" % (places, spectacle.title, spectacle.date_no_seconds(), spectacle.location, spectacle.price, request.user.get_full_name(), request.user.email)
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send_mail("%s" % spectacle, mail,
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request.user.email, ["bda-revente@lists.ens.fr"],
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fail_silently = True)
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return render(request, "bda-success.html", {"show": spectacle, "places": places})
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@login_required
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def revente(request):
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participant, created = Participant.objects.get_or_create(user = request.user)
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if not participant.paid:
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return render(request, "bda-notpaid.html", {})
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if request.POST:
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form = ResellForm(participant, request.POST)
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if form.is_valid():
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return do_resell(request, form)
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else:
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form = ResellForm(participant)
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return render(request, "bda-revente.html", {"form": form})
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@buro_required
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def spectacle(request, spectacle_id):
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spectacle = get_object_or_404(Spectacle, id = spectacle_id)
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return render(request, "bda-emails.html", {"spectacle": spectacle})
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@buro_required
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def unpaid(request):
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return render(request, "bda-unpaid.html", {"unpaid": Participant.objects.filter(paid = False).all()})
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