# coding: utf-8 from django.contrib.auth.models import User from django.shortcuts import render, get_object_or_404 from django.contrib.auth.decorators import login_required from django.db import models from django.http import Http404 from django import forms from django.forms.models import inlineformset_factory, BaseInlineFormSet from django.core import serializers import hashlib from django.core.mail import send_mail from datetime import datetime, timedelta import time from gestioncof.decorators import cof_required, buro_required from gestioncof.shared import send_custom_mail from bda.models import Spectacle, Participant, ChoixSpectacle, Attribution from bda.algorithm import Algorithm class BaseBdaFormSet(BaseInlineFormSet): def clean(self): """Checks that no two articles have the same title.""" super(BaseBdaFormSet, self).clean() if any(self.errors): # Don't bother validating the formset unless each form is valid on its own return spectacles = [] for i in range(0, self.total_form_count()): form = self.forms[i] if not form.cleaned_data: continue spectacle = form.cleaned_data['spectacle'] delete = form.cleaned_data['DELETE'] if not delete and spectacle in spectacles: raise forms.ValidationError("Vous ne pouvez pas vous inscrire deux fois pour le même spectacle.") spectacles.append(spectacle) @cof_required def etat_places(request): spectacles1 = ChoixSpectacle.objects.filter(double_choice = "1").all().values('spectacle','spectacle__title').annotate(total = models.Count('spectacle')) spectacles2 = ChoixSpectacle.objects.exclude(double_choice = "1").all().values('spectacle','spectacle__title').annotate(total = models.Count('spectacle')) spectacles = Spectacle.objects.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/float(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/float(spectacles_dict[spectacle["spectacle"]].slots) total += spectacle["total"] return render(request, "etat-places.html", {"spectacles": spectacles, "total": total}) def _hash_queryset(queryset): data = serializers.serialize("json", queryset) hasher = hashlib.sha256() hasher.update(data) return hasher.hexdigest() @cof_required def places(request): participant, created = Participant.objects.get_or_create(user = request.user) 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, "total": total, "warning": warning}) @cof_required def places_ics(request): participant, created = Participant.objects.get_or_create(user = request.user) places = participant.attribution_set.order_by("spectacle__date", "spectacle").all() filtered_places = [] places_dict = {} spectacles = [] for place in places: if place.spectacle in spectacles: places_dict[place.spectacle].double = True else: place.double = False place.spectacle.dtend = place.spectacle.date + timedelta(seconds=7200) places_dict[place.spectacle] = place spectacles.append(place.spectacle) filtered_places.append(place) date = place.spectacle.date.date() return render(request, "resume_places.ics", {"participant": participant, "places": filtered_places}, content_type="text/calendar") @cof_required def inscription(request): if datetime.now() > datetime(2015, 10, 4, 12, 00) and request.user.username != "seguin": participant, created = Participant.objects.get_or_create(user = request.user) choices = participant.choixspectacle_set.order_by("priority").all() return render(request, "resume_inscription.html", {"error_title": "C'est fini !", "error_description": u"Tirage au sort dans la journée !", "choices": choices}) BdaFormSet = inlineformset_factory(Participant, ChoixSpectacle, fields = ("spectacle","double_choice","priority",), formset = BaseBdaFormSet) participant, created = Participant.objects.get_or_create(user = request.user) 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(): #ChoixSpectacle.objects.filter(participant = participant).delete() 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, "stateerror": stateerror}) def do_tirage(request): form = TokenForm(request.POST) if not form.is_valid(): return tirage(request) start = time.time() data = {} shows = Spectacle.objects.select_related().all() members = Participant.objects.all() choices = ChoixSpectacle.objects.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 u"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 = {} members_uniq = {} # Participant objects are not shared accross spectacle results, # So assign a single object for each Participant id 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) if False and request.user.username in ["seguin", "harazi","fromherz", "ccadiou"]: Attribution.objects.all().delete() for (show, members, _) in results: for (member, _, _, _) in members: attrib = Attribution(spectacle = show, participant = member) attrib.save() return render(request, "bda-attrib-extra.html", data) else: return render(request, "bda-attrib.html", data) class TokenForm(forms.Form): token = forms.CharField(widget = forms.widgets.Textarea()) @login_required def tirage(request): if request.POST: form = TokenForm(request.POST) if form.is_valid(): return do_tirage(request) else: form = TokenForm() return render(request, "bda-token.html", {"form": form}) class SpectacleModelChoiceField(forms.ModelChoiceField): def label_from_instance(self, obj): return u"%s le %s (%s) à %.02f€" % (obj.title, obj.date_no_seconds(), obj.location, obj.price) class ResellForm(forms.Form): count = forms.ChoiceField(choices = (("1","1"),("2","2"),)) spectacle = SpectacleModelChoiceField(queryset = Spectacle.objects.none()) def __init__(self, participant, *args, **kwargs): super(ResellForm, self).__init__(*args, **kwargs) self.fields['spectacle'].queryset = participant.attributions.all().distinct() def do_resell(request, form): spectacle = form.cleaned_data["spectacle"] count = form.cleaned_data["count"] places = "2 places" if count == "2" else "une place" """ send_custom_mail("bda-revente@lists.ens.fr", "bda-revente", {"places": places, "spectacle": spectacle.title, "date": spectacle.date_no_seconds(), "lieu": spectacle.location, "prix": spectacle.price, "revendeur": request.user.get_full_name(), "revendeur_mail": request.user.email}, from_email = request.user.email) """ mail = u"""Bonjour, Je souhaite revendre %s pour %s le %s (%s) à %.02f€. Contactez moi par email si vous êtes intéressé·e·s ! %s (%s)""" % (places, spectacle.title, spectacle.date_no_seconds(), spectacle.location, spectacle.price, request.user.get_full_name(), request.user.email) send_mail("%s" % spectacle, mail, request.user.email, ["bda-revente@lists.ens.fr"], fail_silently = False) return render(request, "bda-success.html", {"show": spectacle, "places": places}) @login_required def revente(request): participant, created = Participant.objects.get_or_create(user = request.user) if not participant.paid: return render(request, "bda-notpaid.html", {}) if request.POST: form = ResellForm(participant, request.POST) if form.is_valid(): return do_resell(request, form) else: form = ResellForm(participant) return render(request, "bda-revente.html", {"form": form}) @buro_required def spectacle(request, spectacle_id): spectacle = get_object_or_404(Spectacle, id = spectacle_id) return render(request, "bda-emails.html", {"spectacle": spectacle}) @buro_required def unpaid(request): return render(request, "bda-unpaid.html", {"unpaid": Participant.objects.filter(paid = False).all()}) @buro_required def liste_spectacles_ics(request): spectacles = Spectacle.objects.order_by("date").all() for spectacle in spectacles: spectacle.dtend = spectacle.date + timedelta(seconds=7200) return render(request, "liste_spectacles.ics", {"spectacles": spectacles}, content_type="text/calendar")