import logging import json from django.shortcuts import redirect, render from django.contrib import messages from django.utils.translation import get_language, ugettext_lazy as _ from django.contrib.auth.decorators import login_required from django.views.decorators.cache import cache_control from django.utils.decorators import method_decorator from django.views import View from django.views.generic import FormView, DetailView from django.views.generic.list import ListView from matrixhosting.forms import InitialRequestForm, RequestHostedVMForm, BillingAddressForm from django.urls import reverse from django.conf import settings from django.http import ( HttpResponseRedirect, JsonResponse ) from rest_framework import viewsets, permissions from uncloud_pay.models import PricingPlan from uncloud_pay.utils import get_order_total_with_vat from uncloud_pay.models import * from uncloud_pay.utils import validate_vat_number from uncloud_pay.selectors import get_billing_address_for_user, has_enough_balance, get_balance_for_user import uncloud_pay.stripe as uncloud_stripe from .models import VMInstance from .serializers import * logger = logging.getLogger(__name__) class PricingView(View): def get(self, request, **args): subtotal, subtotal_after_discount, price_after_discount_with_vat, vat, vat_percent, discount = get_order_total_with_vat( request.GET.get('cores'), request.GET.get('memory'), request.GET.get('storage'), pricing_name = args['name'] ) return JsonResponse({'subtotal': subtotal, 'total': price_after_discount_with_vat}) class IndexView(FormView): template_name = "matrixhosting/index.html" form_class = InitialRequestForm success_url = "/matrixhosting#requestform" success_message = "Thank you, we will contact you as soon as possible" def get_context_data(self, **kwargs): context = super().get_context_data(**kwargs) context['matrix_vm_pricing'] = PricingPlan.get_default_pricing() return context def form_valid(self, form): self.request.session['order'] = form.cleaned_data subtotal, subtotal_with_discount, total, vat, vat_percent, discount = get_order_total_with_vat( form.cleaned_data['cores'], form.cleaned_data['memory'], form.cleaned_data['storage'], form.cleaned_data['pricing_name'], False ) self.request.session['pricing'] = {'name': form.cleaned_data['pricing_name'], 'subtotal': subtotal, 'vat': vat, 'total': total, 'vat_percent': vat_percent, 'discount': discount} return HttpResponseRedirect(reverse('matrix:payment')) class OrderPaymentView(FormView): template_name = 'matrixhosting/order_details.html' success_url = 'matrix:order_confirmation' form_class = BillingAddressForm @method_decorator(login_required) def dispatch(self, *args, **kwargs): return super().dispatch(*args, **kwargs) def get_context_data(self, **kwargs): context = super(OrderPaymentView, self).get_context_data(**kwargs) if 'billing_address_data' in self.request.session: billing_address_form = BillingAddressForm( initial=self.request.session['billing_address_data'] ) else: old_active = get_billing_address_for_user(self.request.user) billing_address_form = BillingAddressForm( instance=old_active ) if old_active else BillingAddressForm( initial={'active': True, 'owner': self.request.user.id} ) details_form = RequestHostedVMForm( initial=self.request.session.get('order', {}) ) customer_id = uncloud_stripe.get_customer_id_for(self.request.user) cards = uncloud_stripe.get_customer_cards(customer_id) context.update({ 'matrix_vm_pricing': PricingPlan.get_by_name(self.request.session.get('pricing', {'name': 'unknown'})['name']), 'billing_address_form': billing_address_form, 'details_form': details_form, 'cards': cards, 'balance': get_balance_for_user(self.request.user), 'stripe_key': settings.STRIPE_PUBLIC_KEY }) return context @cache_control(no_cache=True, must_revalidate=True, no_store=True) def get(self, request, *args, **kwargs): for k in ['vat_validation_status', 'token', 'id_payment_method']: if request.session.get(k): request.session.pop(k) if 'order' not in request.session: return HttpResponseRedirect(reverse('matrix:index')) return self.render_to_response(self.get_context_data()) def post(self, request, *args, **kwargs): details_form = RequestHostedVMForm(request.POST) billing_address_form = BillingAddressForm(request.POST) if not details_form.is_valid() or not billing_address_form.is_valid(): context = self.get_context_data() context.update({'details_form': details_form, 'billing_address_form': billing_address_form}) return self.render_to_response(context) id_payment_method = self.request.POST.get('id_payment_method', None) self.request.session["id_payment_method"] = id_payment_method this_user = { 'email': self.request.user.email, 'username': self.request.user.username } customer_id = uncloud_stripe.get_customer_id_for(self.request.user) uncloud_stripe.attach_payment_method(id_payment_method, customer_id) address = get_billing_address_for_user(self.request.user) if address: form = BillingAddressForm(self.request.POST, instance=address) else: form = BillingAddressForm(self.request.POST) if form.is_valid: billing_address_ins = form.save() self.request.session["billing_address_id"] = billing_address_ins.id self.request.session['billing_address_data'] = billing_address_form.cleaned_data self.request.session['billing_address_data']['owner'] = self.request.user.id self.request.session['user'] = this_user self.request.session['customer'] = customer_id vat_number = billing_address_form.cleaned_data.get('vat_number').strip() if vat_number: validate_result = validate_vat_number( stripe_customer_id=customer_id, billing_address_id=billing_address_ins.id ) if 'error' in validate_result and validate_result['error']: messages.add_message( self.request, messages.ERROR, validate_result["error"], extra_tags='vat_error' ) return HttpResponseRedirect( reverse('matrix:payment') + '#vat_error' ) self.request.session["vat_validation_status"] = validate_result["status"] return HttpResponseRedirect(reverse('matrix:order_confirmation')) class OrderDetailsView(DetailView): template_name = "matrixhosting/order_confirmation.html" context_object_name = "order" model = Order # @method_decorator(login_required) # def dispatch(self, *args, **kwargs): # return super().dispatch(*args, **kwargs) @cache_control(no_cache=True, must_revalidate=True, no_store=True) def get(self, request, *args, **kwargs): context = {} # if ('order' not in request.session or 'user' not in request.session): # return HttpResponseRedirect(reverse('matrix:index')) # if 'id_payment_method' in self.request.session: # card = uncloud_stripe.get_card_from_payment(self.request.user, self.request.session['id_payment_method']) # if not card: # return HttpResponseRedirect(reverse('matrix:payment')) # context['card'] = card # elif 'id_payment_method' not in self.request.session or 'vat_validation_status' not in self.request.session: # return HttpResponseRedirect(reverse('matrix:payment')) # specs = request.session.get('order') # pricing = request.session.get('pricing') # billing_address = BillingAddress.objects.get(id=request.session.get('billing_address_id')) # vat_rate = VATRate.get_vat_rate(billing_address) # vat_validation_status = "verified" if billing_address.vat_number_validated_on and billing_address.vat_number_verified else False # subtotal, subtotal_after_discount, price_after_discount_with_vat, vat, vat_percent, discount = get_order_total_with_vat( # specs['cores'], specs['memory'], specs['storage'], request.session['pricing']['name'], # vat_rate=vat_rate * 100, vat_validation_status = vat_validation_status # ) # pricing = { # "subtotal": subtotal, "discount": discount, "vat": vat, "vat_percent": vat_percent, # "vat_country": billing_address.country.lower(), # "subtotal_after_discount": subtotal_after_discount, # "price_after_discount_with_vat": price_after_discount_with_vat # } # pricing["price_with_vat"] = round(subtotal * (1 + pricing["vat_percent"] * 0.01), 2) # discount["amount_with_vat"] = round(pricing["price_with_vat"] - pricing["price_after_discount_with_vat"], 2) # pricing["total_price"] = pricing["price_after_discount_with_vat"] # self.request.session['total_price'] = pricing["price_after_discount_with_vat"] # payment_intent_response = uncloud_stripe.get_payment_intent(request.user, pricing["price_after_discount_with_vat"]) # context.update({ # 'payment_intent_secret': payment_intent_response.client_secret, # 'order': specs, # 'pricing': pricing, # 'stripe_key': settings.STRIPE_PUBLIC_KEY, # }) return render(request, self.template_name, context) def post(self, request, *args, **kwargs): customer = StripeCustomer.objects.get(owner=self.request.user) billing_address = BillingAddress.objects.get(id=request.session.get('billing_address_id')) if 'id_payment_method' in request.session: card = uncloud_stripe.get_card_from_payment(self.request.user, self.request.session['id_payment_method']) if not card: return show_error("There was a payment related error.", self.request) else: return show_error("There was a payment related error.", self.request) order = finalize_order(request, customer, billing_address, self.request.session['total_price'], PricingPlan.get_by_name(self.request.session['pricing']['name']), request.session.get('order')) if order: bill = Bill.create_next_bill_for_user_address(billing_address) payment= Payment.objects.create(owner=request.user, amount=self.request.session['total_price'], source='stripe') if payment: #Close the bill as the payment has been added bill.close() response = { 'status': True, 'redirect': (reverse('matrix:dashboard')), 'msg_title': str(_('Thank you for the order.')), 'msg_body': str( _('Your VM will be up and running in a few moments.' ' We will send you a confirmation email as soon as' ' it is ready.')) } return JsonResponse(response) def finalize_order(request, customer, billing_address, one_time_price, pricing_plan, specs): product = Product.objects.first() recurring_period_product = ProductToRecurringPeriod.objects.filter(product=product, is_default=True).first() order = Order.objects.create( owner=request.user, customer=customer, billing_address=billing_address, one_time_price=one_time_price, pricing_plan=pricing_plan, recurring_period= recurring_period_product.recurring_period, product = product, config=json.dumps(specs) ) return order class Dashboard(ListView): template_name = "matrixhosting/dashboard.html" model = Order @method_decorator(login_required) def dispatch(self, *args, **kwargs): return super().dispatch(*args, **kwargs) def get_queryset(self): return Order.objects.filter(owner=self.request.user) def post(self, request, *args, **kwargs): order = Order.objects.get(id=request.POST.get('order_id', 0)) order.cancel() return JsonResponse({'message': 'Successfully Cancelled'}) def get_error_response_dict(request): response = { 'status': False, 'redirect': "{url}#{section}".format( url=(reverse('matrix:payment')), section='payment_error' ), 'msg_title': str(_('Error.')), 'msg_body': str( _('There was a payment related error.' ' On close of this popup, you will be redirected back to' ' the payment page.')) } return response def show_error(msg, request): messages.add_message(request, messages.ERROR, msg, extra_tags='failed_payment') return JsonResponse(get_error_response_dict(request)) class MachineViewSet(viewsets.ReadOnlyModelViewSet): serializer_class = VMInstanceSerializer permission_classes = [permissions.IsAuthenticated] def get_queryset(self): return VMInstance.objects.filter(owner=self.request.user)