Sith/subscription/views.py

172 lines
7.1 KiB
Python

# -*- coding:utf-8 -*
#
# Copyright 2016,2017
# - Skia <skia@libskia.so>
#
# Ce fichier fait partie du site de l'Association des Étudiants de l'UTBM,
# http://ae.utbm.fr.
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License a published by the Free Software
# Foundation; either version 3 of the License, or (at your option) any later
# version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Sofware Foundation, Inc., 59 Temple
# Place - Suite 330, Boston, MA 02111-1307, USA.
#
#
from django.views.generic.edit import CreateView, FormView
from django.utils.translation import ugettext_lazy as _
from django.core.exceptions import PermissionDenied, ValidationError
from django.core.urlresolvers import reverse_lazy
from django import forms
from django.conf import settings
from ajax_select.fields import AutoCompleteSelectField
import random
from subscription.models import Subscription
from core.views.forms import SelectDateTime
from core.models import User
class SelectionDateForm(forms.Form):
def __init__(self, *args, **kwargs):
super(SelectionDateForm, self).__init__(*args, **kwargs)
self.fields['start_date'] = forms.DateTimeField(
['%Y-%m-%d %H:%M:%S'], label=_("Start date"),
widget=SelectDateTime, required=True)
self.fields['end_date'] = forms.DateTimeField(
['%Y-%m-%d %H:%M:%S'], label=_("End date"),
widget=SelectDateTime, required=True)
class SubscriptionForm(forms.ModelForm):
class Meta:
model = Subscription
fields = ['member', 'subscription_type', 'payment_method', 'location']
member = AutoCompleteSelectField('users', required=False, help_text=None)
def __init__(self, *args, **kwargs):
super(SubscriptionForm, self).__init__(*args, **kwargs)
# Add fields to allow basic user creation
self.fields['last_name'] = forms.CharField(max_length=User._meta.get_field('last_name').max_length)
self.fields['first_name'] = forms.CharField(max_length=User._meta.get_field('first_name').max_length)
self.fields['email'] = forms.EmailField()
self.fields.move_to_end('subscription_type')
self.fields.move_to_end('payment_method')
self.fields.move_to_end('location')
def clean_member(self):
subscriber = self.cleaned_data.get("member")
if subscriber:
subscriber = User.objects.filter(id=subscriber.id).first()
return subscriber
def clean(self):
cleaned_data = super(SubscriptionForm, self).clean()
if (cleaned_data.get("member") is None
and "last_name" not in self.errors.as_data()
and "first_name" not in self.errors.as_data()
and "email" not in self.errors.as_data()):
self.errors.pop("member", None)
if self.errors:
return cleaned_data
if User.objects.filter(email=cleaned_data.get("email")).first() is not None:
self.add_error("email", ValidationError(_("A user with that email address already exists")))
else:
u = User(last_name=self.cleaned_data.get("last_name"),
first_name=self.cleaned_data.get("first_name"),
email=self.cleaned_data.get("email"))
u.generate_username()
u.set_password(str(random.randrange(1000000, 10000000)))
u.save()
cleaned_data["member"] = u
elif cleaned_data.get("member") is not None:
self.errors.pop("last_name", None)
self.errors.pop("first_name", None)
self.errors.pop("email", None)
if cleaned_data.get("member") is None:
# This should be handled here, but it is done in the Subscription model's clean method
# TODO investigate why!
raise ValidationError(_("You must either choose an existing user or create a new one properly"))
return cleaned_data
class NewSubscription(CreateView):
template_name = 'subscription/subscription.jinja'
form_class = SubscriptionForm
def dispatch(self, request, *arg, **kwargs):
res = super(NewSubscription, self).dispatch(request, *arg, **kwargs)
if request.user.can_create_subscription:
return res
raise PermissionDenied
def get_initial(self):
if 'member' in self.request.GET.keys():
return {'member': self.request.GET['member'], 'subscription_type': 'deux-semestres'}
return {'subscription_type': 'deux-semestres'}
def form_valid(self, form):
form.instance.subscription_start = Subscription.compute_start(
duration=settings.SITH_SUBSCRIPTIONS[form.instance.subscription_type]['duration'])
form.instance.subscription_end = Subscription.compute_end(
duration=settings.SITH_SUBSCRIPTIONS[form.instance.subscription_type]['duration'],
start=form.instance.subscription_start
)
return super(NewSubscription, self).form_valid(form)
class SubscriptionsStatsView(FormView):
template_name = "subscription/stats.jinja"
form_class = SelectionDateForm
def dispatch(self, request, *arg, **kwargs):
import datetime
self.start_date = datetime.datetime.today()
self.end_date = self.start_date
res = super(SubscriptionsStatsView, self).dispatch(
request, *arg, **kwargs)
if request.user.is_root or request.user.is_board_member:
return res
raise PermissionDenied
def post(self, request, *args, **kwargs):
self.form = self.get_form()
self.start_date = self.form['start_date']
self.end_date = self.form['end_date']
res = super(SubscriptionsStatsView, self).post(
request, *args, **kwargs)
if request.user.is_root or request.user.is_board_member:
return res
raise PermissionDenied
def get_initial(self):
init = {
'start_date': self.start_date.strftime('%Y-%m-%d %H:%M:%S'),
'end_date': self.end_date.strftime('%Y-%m-%d %H:%M:%S')
}
return init
def get_context_data(self, **kwargs):
from subscription.models import Subscription
kwargs = super(SubscriptionsStatsView, self).get_context_data(**kwargs)
kwargs['subscriptions_total'] = Subscription.objects.filter(
subscription_end__gte=self.end_date,
subscription_start__lte=self.start_date)
kwargs['subscriptions_types'] = settings.SITH_SUBSCRIPTIONS
kwargs['payment_types'] = settings.SITH_COUNTER_PAYMENT_METHOD
kwargs['locations'] = settings.SITH_SUBSCRIPTION_LOCATIONS
return kwargs
def get_success_url(self, **kwargs):
return reverse_lazy('subscriptions:stats')