import json
from custommail.shortcuts import render_custom_mail
from django.conf import settings
from django.contrib import messages
from django.contrib.auth.decorators import login_required
from django.contrib.auth.models import User
from django.core import mail
from django.db import transaction
from django.shortcuts import get_object_or_404, redirect, render
from django.utils import timezone
from django.views.decorators.csrf import csrf_exempt
from django.views.generic import DetailView, ListView
from gestioncof.decorators import buro_required
from gestioncof.models import CofProfile
from petitscours.forms import DemandeForm, MatieresFormSet
from petitscours.models import (
PetitCoursAbility,
PetitCoursAttribution,
PetitCoursAttributionCounter,
PetitCoursDemande,
)
class DemandeListView(ListView):
queryset = PetitCoursDemande.objects.prefetch_related("matieres").order_by(
"traitee", "-id"
)
template_name = "petitscours/demande_list.html"
paginate_by = 20
class DemandeDetailView(DetailView):
model = PetitCoursDemande
queryset = PetitCoursDemande.objects.prefetch_related(
"petitcoursattribution_set", "matieres"
)
template_name = "petitscours/demande_detail.html"
context_object_name = "demande"
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
obj = self.object
context["attributions"] = obj.petitcoursattribution_set.all()
return context
@buro_required
def traitement(request, demande_id, redo=False):
demande = get_object_or_404(PetitCoursDemande, id=demande_id)
if demande.niveau == "other":
return _traitement_other(request, demande, redo)
if request.method == "POST":
return _traitement_post(request, demande)
proposals, unsatisfied = demande.get_proposals(redo=redo, max_candidates=3)
return _finalize_traitement(request, demande, proposals, unsatisfied, redo)
def _finalize_traitement(
request, demande, proposals, unsatisfied, redo=False, errors=None
):
attribdata = [
(matiere.id, [user.id for user in users])
for matiere, users in proposals.items()
]
proposed_for = {}
for matiere, users in proposals.items():
for user in users:
proposed_for.setdefault(user, []).append(matiere)
proposed_mails = _generate_eleve_email(demande, proposed_for)
mainmail = render_custom_mail(
"petits-cours-mail-demandeur",
{
"proposals": proposals.items(),
"unsatisfied": unsatisfied,
"extra": '<textarea name="extra" '
'style="width:99%; height: 90px;">'
"</textarea>",
},
)
if errors is not None:
for error in errors:
messages.error(request, error)
return render(
request,
"petitscours/traitement_demande.html",
{
"demande": demande,
"unsatisfied": unsatisfied,
"proposals": proposals.items(),
"proposed_for": proposed_for.items(),
"proposed_mails": proposed_mails,
"mainmail": mainmail,
"attribdata": json.dumps(attribdata),
"redo": redo,
},
)
def _generate_eleve_email(demande, proposed_for):
return [
(
user,
render_custom_mail(
"petit-cours-mail-eleve", {"demande": demande, "matieres": matieres}
),
)
for user, matieres in proposed_for.items()
]
def _traitement_other_preparing(request, demande):
redo = "redo" in request.POST
unsatisfied = []
proposals = {}
errors = []
for matiere, candidates in demande.get_candidates(redo):
if candidates:
candidates = dict(
[(candidate.user.id, candidate.user) for candidate in candidates]
)
proposals[matiere] = []
for choice_id in range(min(3, len(candidates))):
choice = int(
request.POST["proposal-{:d}-{:d}".format(matiere.id, choice_id)]
)
if choice == -1:
continue
if choice not in candidates:
errors.append(
"Choix invalide pour la proposition {:d}"
"en {!s}".format(choice_id + 1, matiere)
)
continue
user = candidates[choice]
if user in proposals[matiere]:
errors.append(
"La proposition {:d} en {!s} est un doublon".format(
choice_id + 1, matiere
)
)
continue
proposals[matiere].append(user)
if not proposals[matiere]:
errors.append("Aucune proposition pour {!s}".format(matiere))
elif len(proposals[matiere]) < 3:
errors.append(
"Seulement {:d} proposition{:s} pour {!s}".format(
len(proposals[matiere]),
"s" if len(proposals[matiere]) > 1 else "",
matiere,
)
)
else:
unsatisfied.append(matiere)
return _finalize_traitement(request, demande, proposals, unsatisfied, errors=errors)
def _traitement_other(request, demande, redo):
if request.method == "POST":
if "preparing" in request.POST:
return _traitement_other_preparing(request, demande)
else:
return _traitement_post(request, demande)
proposals, unsatisfied = demande.get_proposals(redo=redo)
return render(
request,
"petitscours/traitement_demande_autre_niveau.html",
{
"demande": demande,
"unsatisfied": unsatisfied,
"proposals": proposals.items(),
},
)
def _traitement_post(request, demande):
proposals = {}
proposed_for = {}
unsatisfied = []
extra = request.POST["extra"].strip()
redo = "redo" in request.POST
attribdata = request.POST["attribdata"]
attribdata = dict(json.loads(attribdata))
for matiere in demande.matieres.all():
if matiere.id not in attribdata:
unsatisfied.append(matiere)
else:
proposals[matiere] = []
for user_id in attribdata[matiere.id]:
user = User.objects.get(pk=user_id)
proposals[matiere].append(user)
if user not in proposed_for:
proposed_for[user] = [matiere]
else:
proposed_for[user].append(matiere)
proposed_mails = _generate_eleve_email(demande, proposed_for)
mainmail_object, mainmail_body = render_custom_mail(
"petits-cours-mail-demandeur",
{"proposals": proposals.items(), "unsatisfied": unsatisfied, "extra": extra},
)
frommail = settings.MAIL_DATA["petits_cours"]["FROM"]
bccaddress = settings.MAIL_DATA["petits_cours"]["BCC"]
replyto = settings.MAIL_DATA["petits_cours"]["REPLYTO"]
mails_to_send = []
for (user, (mail_object, body)) in proposed_mails:
msg = mail.EmailMessage(
mail_object,
body,
frommail,
[user.email],
[bccaddress],
headers={"Reply-To": replyto},
)
mails_to_send.append(msg)
mails_to_send.append(
mail.EmailMessage(
mainmail_object,
mainmail_body,
frommail,
[demande.email],
[bccaddress],
headers={"Reply-To": replyto},
)
)
connection = mail.get_connection(fail_silently=False)
connection.send_messages(mails_to_send)
with transaction.atomic():
for matiere, users in proposals.items():
for rank, user in enumerate(users):
# TODO(AD): Prefer PetitCoursAttributionCounter.get_uptodate()
counter = PetitCoursAttributionCounter.objects.get(
user=user, matiere=matiere
)
counter.count += 1
counter.save()
attrib = PetitCoursAttribution(
user=user, matiere=matiere, demande=demande, rank=rank + 1
)
attrib.save()
demande.traitee = True
demande.traitee_par = request.user
demande.processed = timezone.now()
demande.save()
return render(
request,
"petitscours/traitement_demande_success.html",
{"demande": demande, "redo": redo},
)
@login_required
def inscription(request):
profile, created = CofProfile.objects.get_or_create(user=request.user)
if not profile.is_cof:
return redirect("cof-denied")
success = False
if request.method == "POST":
formset = MatieresFormSet(request.POST, instance=request.user)
if formset.is_valid():
formset.save()
profile.petits_cours_accept = "receive_proposals" in request.POST
profile.petits_cours_remarques = request.POST["remarques"]
profile.save()
with transaction.atomic():
abilities = PetitCoursAbility.objects.filter(user=request.user).all()
for ability in abilities:
PetitCoursAttributionCounter.get_uptodate(
ability.user, ability.matiere
)
success = True
formset = MatieresFormSet(instance=request.user)
else:
formset = MatieresFormSet(instance=request.user)
return render(
request,
"petitscours/inscription.html",
{
"formset": formset,
"success": success,
"receive_proposals": profile.petits_cours_accept,
"remarques": profile.petits_cours_remarques,
},
)
@csrf_exempt
def demande(request, *, raw: bool = False):
success = False
if request.method == "POST":
form = DemandeForm(request.POST)
if form.is_valid():
form.save()
success = True
else:
form = DemandeForm()
template_name = "petitscours/demande.html"
if raw:
template_name = "petitscours/demande_raw.html"
return render(request, template_name, {"form": form, "success": success})