gestioCOF/gestioncof/petits_cours_views.py
2017-04-09 17:51:40 +02:00

353 lines
13 KiB
Python

# -*- coding: utf-8 -*-
import json
from datetime import datetime
from custommail.shortcuts import render_custom_mail
from django.shortcuts import render, get_object_or_404, redirect
from django.core import mail
from django.contrib.auth.models import User
from django.views.generic import ListView, DetailView
from django.views.decorators.csrf import csrf_exempt
from django.conf import settings
from django.contrib.auth.decorators import login_required
from django.contrib import messages
from gestioncof.models import CofProfile
from gestioncof.petits_cours_models import (
PetitCoursDemande, PetitCoursAttribution, PetitCoursAttributionCounter,
PetitCoursAbility, PetitCoursSubject
)
from gestioncof.petits_cours_forms import DemandeForm, MatieresFormSet
from gestioncof.decorators import buro_required
from gestioncof.shared import lock_table, unlock_tables
class DemandeListView(ListView):
queryset = (
PetitCoursDemande.objects
.prefetch_related('matieres')
.order_by('traitee', '-id')
)
template_name = "petits_cours_demandes_list.html"
paginate_by = 20
class DemandeDetailView(DetailView):
model = PetitCoursDemande
template_name = "gestioncof/details_demande_petit_cours.html"
context_object_name = "demande"
def get_context_data(self, **kwargs):
context = super(DemandeDetailView, self).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 = {}
proposed_for = {}
unsatisfied = []
attribdata = {}
for matiere, candidates in demande.get_candidates(redo):
if candidates:
tuples = []
for candidate in candidates:
user = candidate.user
tuples.append((
candidate,
PetitCoursAttributionCounter.get_uptodate(user, matiere)
))
tuples = sorted(tuples, key=lambda c: c[1].count)
candidates, _ = zip(*tuples)
candidates = candidates[0:min(3, len(candidates))]
attribdata[matiere.id] = []
proposals[matiere] = []
for candidate in candidates:
user = candidate.user
proposals[matiere].append(user)
attribdata[matiere.id].append(user.id)
if user not in proposed_for:
proposed_for[user] = [matiere]
else:
proposed_for[user].append(matiere)
else:
unsatisfied.append(matiere)
return _finalize_traitement(request, demande, proposals,
proposed_for, unsatisfied, attribdata, redo)
@buro_required
def retraitement(request, demande_id):
return traitement(request, demande_id, redo=True)
def _finalize_traitement(request, demande, proposals, proposed_for,
unsatisfied, attribdata, redo=False, errors=None):
proposals = proposals.items()
proposed_for = proposed_for.items()
attribdata = list(attribdata.items())
proposed_mails = _generate_eleve_email(demande, proposed_for)
mainmail = render_custom_mail("petits-cours-mail-demandeur", {
"proposals": proposals,
"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, "gestioncof/traitement_demande_petit_cours.html",
{"demande": demande,
"unsatisfied": unsatisfied,
"proposals": proposals,
"proposed_for": proposed_for,
"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
]
def _traitement_other_preparing(request, demande):
redo = "redo" in request.POST
unsatisfied = []
proposals = {}
proposed_for = {}
attribdata = {}
errors = []
for matiere, candidates in demande.get_candidates(redo):
if candidates:
candidates = dict([(candidate.user.id, candidate.user)
for candidate in candidates])
attribdata[matiere.id] = []
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)
attribdata[matiere.id].append(user.id)
if user not in proposed_for:
proposed_for[user] = [matiere]
else:
proposed_for[user].append(matiere)
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, proposed_for,
unsatisfied, attribdata, 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 = {}
proposed_for = {}
unsatisfied = []
attribdata = {}
for matiere, candidates in demande.get_candidates(redo):
if candidates:
tuples = []
for candidate in candidates:
user = candidate.user
tuples.append((
candidate,
PetitCoursAttributionCounter.get_uptodate(user, matiere)
))
tuples = sorted(tuples, key=lambda c: c[1].count)
candidates, _ = zip(*tuples)
attribdata[matiere.id] = []
proposals[matiere] = []
for candidate in candidates:
user = candidate.user
proposals[matiere].append(user)
attribdata[matiere.id].append(user.id)
if user not in proposed_for:
proposed_for[user] = [matiere]
else:
proposed_for[user].append(matiere)
else:
unsatisfied.append(matiere)
proposals = proposals.items()
proposed_for = proposed_for.items()
return render(request,
"gestioncof/traitement_demande_petit_cours_autre_niveau.html",
{"demande": demande,
"unsatisfied": unsatisfied,
"proposals": proposals,
"proposed_for": proposed_for,
})
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)
proposals_list = proposals.items()
proposed_for = proposed_for.items()
proposed_mails = _generate_eleve_email(demande, proposed_for)
mainmail_object, mainmail_body = render_custom_mail(
"petits-cours-mail-demandeur",
{
"proposals": proposals_list,
"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)
lock_table(PetitCoursAttributionCounter, PetitCoursAttribution, User)
for matiere in proposals:
for rank, user in enumerate(proposals[matiere]):
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()
unlock_tables()
demande.traitee = True
demande.traitee_par = request.user
demande.processed = datetime.now()
demande.save()
return render(request,
"gestioncof/traitement_demande_petit_cours_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()
lock_table(PetitCoursAttributionCounter, PetitCoursAbility, User,
PetitCoursSubject)
abilities = (
PetitCoursAbility.objects.filter(user=request.user).all()
)
for ability in abilities:
PetitCoursAttributionCounter.get_uptodate(
ability.user,
ability.matiere
)
unlock_tables()
success = True
formset = MatieresFormSet(instance=request.user)
else:
formset = MatieresFormSet(instance=request.user)
return render(request, "inscription-petit-cours.html",
{"formset": formset, "success": success,
"receive_proposals": profile.petits_cours_accept,
"remarques": profile.petits_cours_remarques})
@csrf_exempt
def demande(request):
success = False
if request.method == "POST":
form = DemandeForm(request.POST)
if form.is_valid():
form.save()
success = True
else:
form = DemandeForm()
return render(request, "demande-petit-cours.html", {"form": form,
"success": success})
@csrf_exempt
def demande_raw(request):
success = False
if request.method == "POST":
form = DemandeForm(request.POST)
if form.is_valid():
form.save()
success = True
else:
form = DemandeForm()
return render(request, "demande-petit-cours-raw.html",
{"form": form, "success": success})