from django.shortcuts import render from django.views.generic.edit import UpdateView, CreateView from django.views.generic.base import View from django.utils.translation import ugettext_lazy as _ from django.core.exceptions import PermissionDenied, ValidationError from django.db import IntegrityError from django import forms from django.forms import Select from django.conf import settings from ajax_select.fields import AutoCompleteSelectField from subscription.models import Subscriber, Subscription from core.views import CanEditMixin, CanEditPropMixin, CanViewMixin from core.models import User def get_subscriber(user): s = Subscriber.objects.filter(pk=user.pk).first() return s 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 = Subscriber.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 Subscriber.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 = Subscriber(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.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.is_in_group(settings.SITH_MAIN_BOARD_GROUP): 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)