dynamicweb/datacenterlight/views.py

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2018-02-20 14:06:24 +00:00
import logging
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import stripe
from django import forms
from django.conf import settings
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from django.contrib import messages
from django.contrib.auth import login, authenticate
from django.core.exceptions import ValidationError
from django.core.urlresolvers import reverse
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from django.http import HttpResponseRedirect, JsonResponse, Http404
from django.shortcuts import render
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from django.utils.translation import get_language, ugettext_lazy as _
from django.views.decorators.cache import cache_control
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from django.views.generic import FormView, CreateView, DetailView
from hosting.forms import (
HostingUserLoginForm, GenericPaymentForm, ProductPaymentForm,
UserHostingKeyForm
)
from hosting.models import (
HostingBill, HostingOrder, UserCardDetail, GenericProduct, UserHostingKey,
StripeTaxRate)
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from membership.models import CustomUser, StripeCustomer
from opennebula_api.models import OpenNebulaManager
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from opennebula_api.serializers import VMTemplateSerializer
from utils.forms import (
BillingAddressForm, BillingAddressFormSignup, UserBillingAddressForm,
BillingAddress
)
from utils.hosting_utils import (
get_vm_price_with_vat, get_all_public_keys, get_vat_rate_for_country,
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get_vm_price_for_given_vat
)
from utils.stripe_utils import StripeUtils
from utils.tasks import send_plain_email_task
from .cms_models import DCLCalculatorPluginModel
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from .forms import ContactForm
from .models import VMTemplate, VMPricing
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from .utils import (
get_cms_integration, create_vm, clear_all_session_vars, validate_vat_number
)
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logger = logging.getLogger(__name__)
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class ContactUsView(FormView):
template_name = "datacenterlight/contact_form.html"
form_class = ContactForm
def get(self, request, *args, **kwargs):
return HttpResponseRedirect(reverse('datacenterlight:index'))
def form_invalid(self, form):
if self.request.is_ajax():
return self.render_to_response(
self.get_context_data(contact_form=form))
else:
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return render(
self.request, 'datacenterlight/index.html',
self.get_context_data(contact_form=form)
)
def form_valid(self, form):
form.save()
from_emails = {
'glasfaser': 'glasfaser@ungleich.ch'
}
from_page = self.request.POST.get('from_page')
email_data = {
'subject': "{dcl_text} Message from {sender}".format(
dcl_text=settings.DCL_TEXT,
sender=form.cleaned_data.get('email')
),
'from_email': settings.DCL_SUPPORT_FROM_ADDRESS,
'to': [from_emails.get(from_page, 'support@ungleich.ch')],
'body': "\n".join(
["%s=%s" % (k, v) for (k, v) in form.cleaned_data.items()]),
'reply_to': [form.cleaned_data.get('email')],
}
send_plain_email_task.delay(email_data)
if self.request.is_ajax():
return self.render_to_response(
self.get_context_data(success=True, contact_form=form))
else:
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return render(
self.request, 'datacenterlight/index.html',
self.get_context_data(success=True, contact_form=form)
)
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class IndexView(CreateView):
template_name = "datacenterlight/index.html"
success_url = "/datacenterlight#requestform"
success_message = "Thank you, we will contact you as soon as possible"
def validate_cores(self, value):
if (value > 48) or (value < 1):
raise ValidationError(_('Invalid number of cores'))
def validate_memory(self, value):
if 'pid' in self.request.POST:
try:
plugin = DCLCalculatorPluginModel.objects.get(
id=self.request.POST['pid']
)
except DCLCalculatorPluginModel.DoesNotExist as dne:
logger.error(
str(dne) + " plugin_id: " + self.request.POST['pid']
)
raise ValidationError(_('Invalid calculator properties'))
if plugin.enable_512mb_ram:
if value % 1 == 0 or value == 0.5:
logger.debug(
"Given ram {value} is either 0.5 or a"
" whole number".format(value=value)
)
if (value > 200) or (value < 0.5):
raise ValidationError(_('Invalid RAM size'))
else:
raise ValidationError(_('Invalid RAM size'))
elif (value > 200) or (value < 1) or (value % 1 != 0):
raise ValidationError(_('Invalid RAM size'))
else:
raise ValidationError(_('Invalid RAM size'))
def validate_storage(self, value):
if (value > 2000) or (value < 10):
raise ValidationError(_('Invalid storage size'))
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@cache_control(no_cache=True, must_revalidate=True, no_store=True)
def get(self, request, *args, **kwargs):
clear_all_session_vars(request)
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return HttpResponseRedirect(reverse('datacenterlight:cms_index'))
def post(self, request):
cores = request.POST.get('cpu')
cores_field = forms.IntegerField(validators=[self.validate_cores])
memory = request.POST.get('ram')
memory_field = forms.FloatField(validators=[self.validate_memory])
storage = request.POST.get('storage')
storage_field = forms.IntegerField(validators=[self.validate_storage])
template_id = int(request.POST.get('config'))
pricing_name = request.POST.get('pricing_name')
vm_pricing = VMPricing.get_vm_pricing_by_name(pricing_name)
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template = VMTemplate.objects.filter(
opennebula_vm_template_id=template_id
).first()
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template_data = VMTemplateSerializer(template).data
referer_url = request.META['HTTP_REFERER']
if vm_pricing is None:
vm_pricing_name_msg = _(
"Incorrect pricing name. Please contact support"
"{support_email}".format(
support_email=settings.DCL_SUPPORT_FROM_ADDRESS
)
)
messages.add_message(
self.request, messages.ERROR, vm_pricing_name_msg,
extra_tags='pricing'
)
return HttpResponseRedirect(referer_url + "#order_form")
else:
vm_pricing_name = vm_pricing.name
try:
cores = cores_field.clean(cores)
except ValidationError as err:
msg = '{} : {}.'.format(cores, str(err))
messages.add_message(
self.request, messages.ERROR, msg, extra_tags='cores'
)
return HttpResponseRedirect(referer_url + "#order_form")
try:
memory = memory_field.clean(memory)
except ValidationError as err:
msg = '{} : {}.'.format(memory, str(err))
messages.add_message(
self.request, messages.ERROR, msg, extra_tags='memory'
)
return HttpResponseRedirect(referer_url + "#order_form")
try:
storage = storage_field.clean(storage)
except ValidationError as err:
msg = '{} : {}.'.format(storage, str(err))
messages.add_message(
self.request, messages.ERROR, msg, extra_tags='storage'
)
return HttpResponseRedirect(referer_url + "#order_form")
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price, vat, vat_percent, discount = get_vm_price_with_vat(
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cpu=cores,
memory=memory,
ssd_size=storage,
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pricing_name=vm_pricing_name
)
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specs = {
'cpu': cores,
'memory': memory,
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'disk_size': storage,
'price': price,
'vat': vat,
'vat_percent': vat_percent,
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'discount': discount,
'total_price': round(price + vat - discount['amount'], 2),
'pricing_name': vm_pricing_name
}
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request.session['specs'] = specs
request.session['template'] = template_data
return HttpResponseRedirect(reverse('datacenterlight:payment'))
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def get_success_url(self):
success_url = reverse('datacenterlight:index')
success_url += "#requestform"
return success_url
def get_context_data(self, **kwargs):
context = super(IndexView, self).get_context_data(**kwargs)
context.update({
'base_url': "{0}://{1}".format(
self.request.scheme, self.request.get_host()
),
'contact_form': ContactForm
})
return context
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class WhyDataCenterLightView(IndexView):
template_name = "datacenterlight/whydatacenterlight.html"
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class PaymentOrderView(FormView):
template_name = 'datacenterlight/landing_payment.html'
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def get_form_class(self):
if self.request.user.is_authenticated():
return BillingAddressForm
else:
return BillingAddressFormSignup
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def get_context_data(self, **kwargs):
context = super(PaymentOrderView, self).get_context_data(**kwargs)
if 'billing_address_data' in self.request.session:
billing_address_data = self.request.session['billing_address_data']
else:
billing_address_data = {}
if self.request.user.is_authenticated():
if billing_address_data:
billing_address_form = BillingAddressForm(
initial=billing_address_data
)
else:
billing_address_form = BillingAddressForm(
instance=self.request.user.billing_addresses.order_by('-id').first()
)
user = self.request.user
if hasattr(user, 'stripecustomer'):
stripe_customer = user.stripecustomer
else:
stripe_customer = None
cards_list = UserCardDetail.get_all_cards_list(
stripe_customer=stripe_customer
)
context.update({'cards_list': cards_list})
else:
billing_address_form = BillingAddressFormSignup(
initial=billing_address_data
)
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context.update({
'stripe_key': settings.STRIPE_API_PUBLIC_KEY,
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'site_url': reverse('datacenterlight:index'),
'login_form': HostingUserLoginForm(prefix='login_form'),
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'billing_address_form': billing_address_form,
'cms_integration': get_cms_integration('default'),
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})
if ('generic_payment_type' in self.request.session and
self.request.session['generic_payment_type'] == 'generic'):
if 'product_id' in self.request.session:
product = GenericProduct.objects.get(
id=self.request.session['product_id']
)
context.update({'generic_payment_form': ProductPaymentForm(
prefix='generic_payment_form',
initial={'product_name': product.product_name,
'amount': float(product.get_actual_price()),
'recurring': product.product_is_subscription,
'description': product.product_description,
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},
product_id=product.id
), })
else:
context.update({'generic_payment_form': GenericPaymentForm(
prefix='generic_payment_form',
), })
else:
context.update({
'vm_pricing': VMPricing.get_vm_pricing_by_name(
self.request.session['specs']['pricing_name']
)
})
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return context
@cache_control(no_cache=True, must_revalidate=True, no_store=True)
def get(self, request, *args, **kwargs):
request.session.pop('vat_validation_status')
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if (('type' in request.GET and request.GET['type'] == 'generic')
or 'product_slug' in kwargs):
request.session['generic_payment_type'] = 'generic'
if 'generic_payment_details' in request.session:
request.session.pop('generic_payment_details')
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request.session.pop('product_id')
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if 'product_slug' in kwargs:
logger.debug("Product slug is " + kwargs['product_slug'])
try:
product = GenericProduct.objects.get(
product_slug=kwargs['product_slug']
)
except GenericProduct.DoesNotExist as dne:
logger.error(
"Product '{}' does "
"not exist".format(kwargs['product_slug'])
)
raise Http404()
request.session['product_id'] = product.id
elif 'specs' not in request.session:
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return HttpResponseRedirect(reverse('datacenterlight:index'))
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return self.render_to_response(self.get_context_data())
def post(self, request, *args, **kwargs):
if 'product' in request.POST:
# query for the supplied product
product = None
try:
product = GenericProduct.objects.get(
id=request.POST['generic_payment_form-product_name']
)
except GenericProduct.DoesNotExist as dne:
logger.error(
"The requested product '{}' does not exist".format(
request.POST['generic_payment_form-product_name']
)
)
except GenericProduct.MultipleObjectsReturned as mpe:
logger.error(
"There seem to be more than one product with "
"the name {}".format(
request.POST['generic_payment_form-product_name']
)
)
product = GenericProduct.objects.all(
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product_name=request.
POST['generic_payment_form-product_name']
).first()
if product is None:
return JsonResponse({})
else:
return JsonResponse({
'amount': product.get_actual_price(),
'isSubscription': product.product_is_subscription
})
if 'login_form' in request.POST:
login_form = HostingUserLoginForm(
data=request.POST, prefix='login_form'
)
if login_form.is_valid():
email = login_form.cleaned_data.get('email')
password = login_form.cleaned_data.get('password')
auth_user = authenticate(email=email, password=password)
if auth_user:
login(self.request, auth_user)
if 'product_slug' in kwargs:
return HttpResponseRedirect(
reverse('show_product',
kwargs={
'product_slug': kwargs['product_slug']}
)
)
return HttpResponseRedirect(
reverse('datacenterlight:payment')
)
else:
context = self.get_context_data()
context['login_form'] = login_form
return self.render_to_response(context)
if request.user.is_authenticated():
address_form = BillingAddressForm(
data=request.POST,
)
else:
address_form = BillingAddressFormSignup(
data=request.POST,
)
if address_form.is_valid():
# Check if we are in a generic payment case and handle the generic
# payment details form before we go on to verify payment
if ('generic_payment_type' in request.session and
self.request.session['generic_payment_type'] == 'generic'):
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if 'product_id' in request.session:
generic_payment_form = ProductPaymentForm(
data=request.POST, prefix='generic_payment_form',
product_id=request.session['product_id']
)
else:
generic_payment_form = GenericPaymentForm(
data=request.POST, prefix='generic_payment_form'
)
if generic_payment_form.is_valid():
logger.debug("Generic payment form is valid.")
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if 'product_id' in request.session:
product = generic_payment_form.product
else:
product = generic_payment_form.cleaned_data.get(
'product_name'
)
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user_country_vat_rate = get_vat_rate_for_country(
address_form.cleaned_data["country"]
)
gp_details = {
"product_name": product.product_name,
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"vat_rate": user_country_vat_rate * 100,
"vat_amount": round(
float(product.product_price) *
user_country_vat_rate, 2),
"vat_country": address_form.cleaned_data["country"],
"amount_before_vat": round(
float(product.product_price), 2),
"amount": product.get_actual_price(
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vat_rate=get_vat_rate_for_country(
address_form.cleaned_data["country"])
),
"recurring": generic_payment_form.cleaned_data.get(
'recurring'
),
"description": generic_payment_form.cleaned_data.get(
'description'
),
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"product_id": product.id,
"product_slug": product.product_slug,
"recurring_interval":
product.product_subscription_interval
}
request.session["generic_payment_details"] = (
gp_details
)
else:
logger.debug("Generic payment form invalid")
context = self.get_context_data()
context['generic_payment_form'] = generic_payment_form
context['billing_address_form'] = address_form
return self.render_to_response(context)
token = address_form.cleaned_data.get('token')
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if token is '':
card_id = address_form.cleaned_data.get('card')
try:
user_card_detail = UserCardDetail.objects.get(id=card_id)
if not request.user.has_perm(
'view_usercarddetail', user_card_detail
):
raise UserCardDetail.DoesNotExist(
_("{user} does not have permission to access the "
"card").format(user=request.user.email)
)
except UserCardDetail.DoesNotExist as e:
ex = str(e)
logger.error("Card Id: {card_id}, Exception: {ex}".format(
card_id=card_id, ex=ex
)
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)
msg = _("An error occurred. Details: {}".format(ex))
messages.add_message(
self.request, messages.ERROR, msg,
extra_tags='make_charge_error'
)
return HttpResponseRedirect(
reverse('datacenterlight:payment') + '#payment_error'
)
request.session['card_id'] = user_card_detail.id
else:
request.session['token'] = token
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if request.user.is_authenticated():
this_user = {
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'email': request.user.email,
'name': request.user.name
}
customer = StripeCustomer.get_or_create(
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email=this_user.get('email'), token=token
)
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else:
user_email = address_form.cleaned_data.get('email')
user_name = address_form.cleaned_data.get('name')
this_user = {
'email': user_email,
'name': user_name
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}
try:
custom_user = CustomUser.objects.get(email=user_email)
customer = StripeCustomer.objects.filter(
user_id=custom_user.id).first()
if customer is None:
logger.debug(
("User {email} is already registered with us."
"But, StripeCustomer does not exist for {email}."
"Hence, creating a new StripeCustomer.").format(
email=user_email
)
)
customer = StripeCustomer.create_stripe_api_customer(
email=user_email,
token=token,
customer_name=user_name)
except CustomUser.DoesNotExist:
logger.debug(
("StripeCustomer does not exist for {email}."
"Hence, creating a new StripeCustomer.").format(
email=user_email
)
)
customer = StripeCustomer.create_stripe_api_customer(
email=user_email,
token=token,
customer_name=user_name)
billing_address = address_form.save()
request.session["billing_address_id"] = billing_address.id
request.session['billing_address_data'] = address_form.cleaned_data
request.session['user'] = this_user
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# Get or create stripe customer
if not customer:
address_form.add_error(
"__all__", "Invalid credit card"
)
return self.render_to_response(
self.get_context_data(
billing_address_form=address_form
)
)
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if type(customer) is StripeCustomer:
request.session['customer'] = customer.stripe_id
else:
request.session['customer'] = customer
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vat_number = address_form.cleaned_data.get('vat_number').strip()
if vat_number:
validate_result = validate_vat_number(
stripe_customer_id=request.session['customer'],
billing_address_id=billing_address.id
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)
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if 'error' in validate_result and validate_result['error']:
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messages.add_message(
request, messages.ERROR, validate_result["error"],
extra_tags='vat_error'
)
return HttpResponseRedirect(
reverse('datacenterlight:payment') + '#vat_error'
)
request.session["vat_validation_status"] = validate_result["status"]
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# For generic payment we take the user directly to confirmation
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if ('generic_payment_type' in request.session and
self.request.session['generic_payment_type'] == 'generic'):
return HttpResponseRedirect(
reverse('datacenterlight:order_confirmation'))
else:
self.request.session['order_confirm_url'] = reverse('datacenterlight:order_confirmation')
return HttpResponseRedirect(
reverse('datacenterlight:add_ssh_key'))
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else:
context = self.get_context_data()
context['billing_address_form'] = address_form
return self.render_to_response(context)
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class OrderConfirmationView(DetailView, FormView):
form_class = UserHostingKeyForm
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template_name = "datacenterlight/order_detail.html"
payment_template_name = 'datacenterlight/landing_payment.html'
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context_object_name = "order"
model = HostingOrder
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def get_form_kwargs(self):
kwargs = super(OrderConfirmationView, self).get_form_kwargs()
kwargs.update({'request': self.request})
return kwargs
@cache_control(no_cache=True, must_revalidate=True, no_store=True)
def get(self, request, *args, **kwargs):
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context = {}
if (('specs' not in request.session or 'user' not in request.session)
and 'generic_payment_type' not in request.session):
return HttpResponseRedirect(reverse('datacenterlight:index'))
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if 'token' in self.request.session:
token = self.request.session['token']
stripe_utils = StripeUtils()
card_details = stripe_utils.get_cards_details_from_token(
token
)
if not card_details.get('response_object'):
return HttpResponseRedirect(reverse('hosting:payment'))
card_details_response = card_details['response_object']
context['cc_last4'] = card_details_response['last4']
context['cc_brand'] = card_details_response['brand']
context['cc_exp_year'] = card_details_response['exp_year']
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context['cc_exp_month'] = '{:02d}'.format(card_details_response['exp_month'])
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else:
card_id = self.request.session.get('card_id')
card_detail = UserCardDetail.objects.get(id=card_id)
context['cc_last4'] = card_detail.last4
context['cc_brand'] = card_detail.brand
context['cc_exp_year'] = card_detail.exp_year
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context['cc_exp_month'] ='{:02d}'.format(card_detail.exp_month)
if ('generic_payment_type' in request.session and
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self.request.session['generic_payment_type'] == 'generic'):
if "vat_validation_status" in request.session and (
request.session["vat_validation_status"] == "verified" or
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request.session["vat_validation_status"] == "not_needed"):
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request.session['generic_payment_details']['vat_rate'] = 0
request.session['generic_payment_details']['vat_amount'] = 0
request.session['generic_payment_details']['amount'] = request.session['generic_payment_details']['amount_before_vat']
context.update({
'generic_payment_details':
request.session['generic_payment_details'],
})
else:
vm_specs = request.session.get('specs')
user_vat_country = (
request.session.get('billing_address_data').get("country")
)
user_country_vat_rate = get_vat_rate_for_country(user_vat_country)
price, vat, vat_percent, discount = get_vm_price_for_given_vat(
cpu=vm_specs['cpu'],
memory=vm_specs['memory'],
ssd_size=vm_specs['disk_size'],
pricing_name=vm_specs['pricing_name'],
vat_rate=user_country_vat_rate * 100
)
vm_specs["price"] = price
vm_specs["price_after_discount"] = price - discount["amount"]
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vat_number = request.session.get('billing_address_data').get("vat_number")
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billing_address = BillingAddress.objects.get(id=request.session["billing_address_id"])
if vat_number:
validate_result = validate_vat_number(
stripe_customer_id=request.session['customer'],
billing_address_id=billing_address.id
)
if 'error' in validate_result and validate_result['error']:
messages.add_message(
request, messages.ERROR, validate_result["error"],
extra_tags='vat_error'
)
return HttpResponseRedirect(
reverse('datacenterlight:payment') + '#vat_error'
)
request.session["vat_validation_status"] = validate_result["status"]
if user_vat_country.lower() == "ch":
vm_specs["vat"] = vat
vm_specs["vat_percent"] = vat_percent
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vm_specs["vat_validation_status"] = "ch_vat"
elif ("vat_validation_status" in request.session and
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(request.session["vat_validation_status"] == "verified" or
request.session["vat_validation_status"] == "not_needed")):
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vm_specs["vat_percent"] = 0
vm_specs["vat"] = 0
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vm_specs["vat_validation_status"] = request.session["vat_validation_status"]
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else:
vm_specs["vat"] = vat
vm_specs["vat_percent"] = vat_percent
vm_specs["vat_validation_status"] = request.session["vat_validation_status"] if "vat_validation_status" in request.session else ""
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vm_specs["vat_country"] = user_vat_country
vm_specs["price_with_vat"] = round(price * (1 + vm_specs["vat_percent"] * 0.01), 2)
vm_specs["price_after_discount"] = round(price - discount['amount'], 2)
vm_specs["price_after_discount_with_vat"] = round((price - discount['amount']) * (1 + vm_specs["vat_percent"] * 0.01), 2)
discount["amount_with_vat"] = round(vm_specs["price_with_vat"] - vm_specs["price_after_discount_with_vat"], 2)
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vm_specs["total_price"] = vm_specs["price_after_discount_with_vat"]
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vm_specs["discount"] = discount
logger.debug(vm_specs)
request.session['specs'] = vm_specs
context.update({
'vm': vm_specs,
'form': UserHostingKeyForm(request=self.request),
'keys': get_all_public_keys(self.request.user)
})
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context.update({
'site_url': reverse('datacenterlight:index'),
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'page_header_text': _('Confirm Order'),
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'billing_address_data': (
request.session.get('billing_address_data')
),
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'cms_integration': get_cms_integration('default'),
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})
return render(request, self.template_name, context)
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def post(self, request, *args, **kwargs):
user = request.session.get('user')
stripe_api_cus_id = request.session.get('customer')
stripe_utils = StripeUtils()
if 'token' in request.session:
card_details = stripe_utils.get_cards_details_from_token(
request.session.get('token')
)
if not card_details.get('response_object'):
msg = card_details.get('error')
messages.add_message(self.request, messages.ERROR, msg,
extra_tags='failed_payment')
response = {
'status': False,
'redirect': "{url}#{section}".format(
url=(reverse(
'show_product',
kwargs={'product_slug':
request.session['generic_payment_details']
['product_slug']}
) if 'generic_payment_details' in request.session else
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reverse('datacenterlight: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 JsonResponse(response)
card_details_response = card_details['response_object']
card_details_dict = {
'last4': card_details_response['last4'],
'brand': card_details_response['brand'],
'card_id': card_details_response['card_id']
}
stripe_customer_obj = StripeCustomer.objects.filter(
stripe_id=stripe_api_cus_id).first()
if stripe_customer_obj:
ucd = UserCardDetail.get_user_card_details(
stripe_customer_obj, card_details_response
)
if not ucd:
acc_result = stripe_utils.associate_customer_card(
stripe_api_cus_id, request.session['token'],
set_as_default=True
)
if acc_result['response_object'] is None:
msg = _(
'An error occurred while associating the card.'
' Details: {details}'.format(
details=acc_result['error']
)
)
messages.add_message(self.request, messages.ERROR, msg,
extra_tags='failed_payment')
response = {
'status': False,
'redirect': "{url}#{section}".format(
url=(reverse(
'show_product',
kwargs={'product_slug':
request.session
['generic_payment_details']
['product_slug']}
) if 'generic_payment_details' in
request.session else
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reverse('datacenterlight: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 JsonResponse(response)
elif 'card_id' in request.session:
card_id = request.session.get('card_id')
user_card_detail = UserCardDetail.objects.get(id=card_id)
card_details_dict = {
'last4': user_card_detail.last4,
'brand': user_card_detail.brand,
'card_id': user_card_detail.card_id
}
else:
response = {
'status': False,
'redirect': "{url}#{section}".format(
url=reverse('datacenterlight: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.'))
}
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return JsonResponse(response)
if ('generic_payment_type' in request.session and
self.request.session['generic_payment_type'] == 'generic'):
gp_details = self.request.session['generic_payment_details']
if gp_details['recurring']:
# generic recurring payment
logger.debug("Commencing a generic recurring payment")
else:
# generic one time payment
logger.debug("Commencing a one time payment")
charge_response = stripe_utils.make_charge(
amount=gp_details['amount'],
customer=stripe_api_cus_id
)
stripe_onetime_charge = charge_response.get('response_object')
# Check if the payment was approved
if not stripe_onetime_charge:
msg = charge_response.get('error')
messages.add_message(self.request, messages.ERROR, msg,
extra_tags='failed_payment')
response = {
'status': False,
'redirect': "{url}#{section}".format(
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url=(reverse('show_product', kwargs={
'product_slug': gp_details['product_slug']}
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) if 'generic_payment_details' in
request.session else
reverse('datacenterlight: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 JsonResponse(response)
if ('generic_payment_type' not in request.session or
(request.session['generic_payment_details']['recurring'])):
recurring_interval = 'month'
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if 'generic_payment_details' in request.session:
vat_percent = request.session['generic_payment_details']['vat_rate']
vat_country = request.session['generic_payment_details']['vat_country']
if 'discount' in request.session['generic_payment_details']:
discount = request.session['generic_payment_details']['discount']
else:
discount = {'name': '', 'amount': 0, 'coupon_id': ''}
amount_to_be_charged = (
round(
request.session['generic_payment_details']['amount_before_vat'],
2
)
)
plan_name = "generic-{0}-{1:.2f}".format(
request.session['generic_payment_details']['product_id'],
amount_to_be_charged
)
stripe_plan_id = plan_name
recurring_interval = request.session['generic_payment_details']['recurring_interval']
if recurring_interval == "year":
plan_name = "{}-yearly".format(plan_name)
stripe_plan_id = plan_name
else:
template = request.session.get('template')
specs = request.session.get('specs')
vm_template_id = template.get('id', 1)
cpu = specs.get('cpu')
memory = specs.get('memory')
disk_size = specs.get('disk_size')
amount_to_be_charged = specs.get('price')
vat_percent = specs.get('vat_percent')
vat_country = specs.get('vat_country')
discount = specs.get('discount')
plan_name = StripeUtils.get_stripe_plan_name(
cpu=cpu,
memory=memory,
disk_size=disk_size,
price=amount_to_be_charged
)
stripe_plan_id = StripeUtils.get_stripe_plan_id(
cpu=cpu,
ram=memory,
ssd=disk_size,
version=1,
app='dcl',
price=amount_to_be_charged
)
stripe_plan = stripe_utils.get_or_create_stripe_plan(
amount=amount_to_be_charged,
name=plan_name,
stripe_plan_id=stripe_plan_id,
interval=recurring_interval
)
# Create StripeTaxRate if applicable to the user
logger.debug("vat_percent = %s, vat_country = %s" %
(vat_percent, vat_country)
)
stripe_tax_rate = None
if vat_percent > 0:
try:
stripe_tax_rate = StripeTaxRate.objects.get(
description="VAT for %s" % vat_country
)
print("Stripe Tax Rate exists")
except StripeTaxRate.DoesNotExist as dne:
print("StripeTaxRate does not exist")
tax_rate_obj = stripe.TaxRate.create(
display_name="VAT",
description="VAT for %s" % vat_country,
jurisdiction=vat_country,
percentage=vat_percent,
inclusive=False,
)
stripe_tax_rate = StripeTaxRate.objects.create(
display_name=tax_rate_obj.display_name,
description=tax_rate_obj.description,
jurisdiction=tax_rate_obj.jurisdiction,
percentage=tax_rate_obj.percentage,
inclusive=False,
tax_rate_id=tax_rate_obj.id
)
logger.debug("Created StripeTaxRate %s" %
stripe_tax_rate.tax_rate_id)
subscription_result = stripe_utils.subscribe_customer_to_plan(
stripe_api_cus_id,
[{"plan": stripe_plan.get('response_object').stripe_plan_id}],
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coupon=(discount['stripe_coupon_id']
if 'name' in discount and
discount['name'] is not None and
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'ipv6' in discount['name'].lower() and
discount['stripe_coupon_id']
else ""),
tax_rates=[stripe_tax_rate.tax_rate_id] if stripe_tax_rate else [],
)
stripe_subscription_obj = subscription_result.get('response_object')
# Check if the subscription was approved and is active
if (stripe_subscription_obj is None
or stripe_subscription_obj.status != 'active'):
# At this point, we have created a Stripe API card and
# associated it with the customer; but the transaction failed
# due to some reason. So, we would want to dissociate this card
# here.
# ...
msg = subscription_result.get('error')
messages.add_message(self.request, messages.ERROR, msg,
extra_tags='failed_payment')
response = {
'status': False,
'redirect': "{url}#{section}".format(
url=(reverse(
'show_product',
kwargs={'product_slug':
request.session['generic_payment_details']
['product_slug']}
) if 'generic_payment_details' in request.session else
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reverse('datacenterlight: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 JsonResponse(response)
# Create user if the user is not logged in and if he is not already
# registered
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if not request.user.is_authenticated():
try:
custom_user = CustomUser.objects.get(
email=user.get('email'))
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stripe_customer = StripeCustomer.objects.filter(
user_id=custom_user.id).first()
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if stripe_customer is None:
stripe_customer = StripeCustomer.objects.create(
user=custom_user, stripe_id=stripe_api_cus_id
)
stripe_customer_id = stripe_customer.id
except CustomUser.DoesNotExist:
logger.debug(
"Customer {} does not exist.".format(user.get('email')))
password = CustomUser.get_random_password()
base_url = "{0}://{1}".format(self.request.scheme,
self.request.get_host())
custom_user = CustomUser.register(
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user.get('name'), password,
user.get('email'),
app='dcl', base_url=base_url, send_email=True,
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account_details=password
)
logger.debug("Created user {}.".format(user.get('email')))
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stripe_customer = StripeCustomer.objects. \
create(user=custom_user, stripe_id=stripe_api_cus_id)
stripe_customer_id = stripe_customer.id
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new_user = authenticate(username=custom_user.email,
password=password)
login(request, new_user)
if 'new_user_hosting_key_id' in self.request.session:
user_hosting_key = UserHostingKey.objects.get(id=self.request.session['new_user_hosting_key_id'])
user_hosting_key.user = new_user
user_hosting_key.save()
owner = new_user
manager = OpenNebulaManager(
email=owner.username,
password=owner.password
)
keys_to_save = get_all_public_keys(new_user)
manager.save_key_in_opennebula_user('\n'.join(keys_to_save))
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else:
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# We assume that if the user is here, his/her StripeCustomer
# object already exists
stripe_customer_id = request.user.stripecustomer.id
custom_user = request.user
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if 'token' in request.session:
ucd = UserCardDetail.get_or_create_user_card_detail(
stripe_customer=self.request.user.stripecustomer,
card_details=card_details_response
)
UserCardDetail.save_default_card_local(
self.request.user.stripecustomer.stripe_id,
ucd.card_id
)
else:
card_id = request.session.get('card_id')
user_card_detail = UserCardDetail.objects.get(id=card_id)
card_details_dict = {
'last4': user_card_detail.last4,
'brand': user_card_detail.brand,
'card_id': user_card_detail.card_id
}
if not user_card_detail.preferred:
UserCardDetail.set_default_card(
stripe_api_cus_id=stripe_api_cus_id,
stripe_source_id=user_card_detail.card_id
)
# Save billing address
billing_address_data = request.session.get('billing_address_data')
logger.debug('billing_address_data is {}'.format(billing_address_data))
billing_address_data.update({
'user': custom_user.id
})
if 'generic_payment_type' in request.session:
stripe_cus = StripeCustomer.objects.filter(
stripe_id=stripe_api_cus_id
).first()
billing_address = BillingAddress(
cardholder_name=billing_address_data['cardholder_name'],
street_address=billing_address_data['street_address'],
city=billing_address_data['city'],
postal_code=billing_address_data['postal_code'],
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country=billing_address_data['country'],
vat_number=billing_address_data['vat_number']
)
billing_address.save()
order = HostingOrder.create(
price=self.request
.session['generic_payment_details']['amount'],
customer=stripe_cus,
billing_address=billing_address,
vm_pricing=VMPricing.get_default_pricing()
)
# Create a Hosting Bill
HostingBill.create(customer=stripe_cus,
billing_address=billing_address)
# Create Billing Address for User if he does not have one
if not stripe_cus.user.billing_addresses.count():
billing_address_data.update({
'user': stripe_cus.user.id
})
billing_address_user_form = UserBillingAddressForm(
billing_address_data
)
billing_address_user_form.is_valid()
billing_address_user_form.save()
if self.request.session['generic_payment_details']['recurring']:
# Associate the given stripe subscription with the order
order.set_subscription_id(
stripe_subscription_obj.id, card_details_dict
)
else:
# Associate the given stripe charge id with the order
order.set_stripe_charge(stripe_onetime_charge)
# Set order status approved
order.set_approved()
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order.generic_payment_description = gp_details["description"]
order.generic_product_id = gp_details["product_id"]
order.save()
# send emails
context = {
'name': user.get('name'),
'email': user.get('email'),
'amount': gp_details['amount'],
'description': gp_details['description'],
'recurring': gp_details['recurring'],
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'product_name': gp_details['product_name'],
'product_id': gp_details['product_id'],
'order_id': order.id
}
email_data = {
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'subject': (settings.DCL_TEXT +
" Payment received from %s" % context['email']),
'from_email': settings.DCL_SUPPORT_FROM_ADDRESS,
'to': ['info@ungleich.ch'],
'body': "\n".join(
["%s=%s" % (k, v) for (k, v) in context.items()]),
'reply_to': [context['email']],
}
send_plain_email_task.delay(email_data)
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recurring_text = _(" This is a monthly recurring plan.")
if gp_details['recurring_interval'] == "year":
recurring_text = _(" This is an yearly recurring plan.")
email_data = {
'subject': _("Confirmation of your payment"),
'from_email': settings.DCL_SUPPORT_FROM_ADDRESS,
'to': [user.get('email')],
'body': _("Hi {name},\n\n"
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"thank you for your order!\n"
"We have just received a payment of CHF {amount:.2f}"
" from you.{recurring}\n\n"
"Cheers,\nYour Data Center Light team".format(
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name=user.get('name'),
amount=gp_details['amount'],
recurring=(
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recurring_text
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if gp_details['recurring'] else ''
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)
)
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),
'reply_to': ['info@ungleich.ch'],
}
send_plain_email_task.delay(email_data)
response = {
'status': True,
'redirect': (
reverse('hosting:invoices')
if request.user.is_authenticated()
else reverse('datacenterlight:index')
),
'msg_title': str(_('Thank you for the payment.')),
'msg_body': str(
_('You will soon receive a confirmation email of the '
'payment. You can always contact us at '
'info@ungleich.ch for any question that you may have.')
)
}
clear_all_session_vars(request)
return JsonResponse(response)
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user = {
'name': custom_user.name,
'email': custom_user.email,
'username': custom_user.username,
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'pass': custom_user.password,
'request_scheme': request.scheme,
'request_host': request.get_host(),
'language': get_language(),
}
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create_vm(
billing_address_data, stripe_customer_id, specs,
stripe_subscription_obj, card_details_dict, request,
vm_template_id, template, user
)
response = {
'status': True,
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'redirect': (
reverse('hosting:virtual_machines')
if request.user.is_authenticated()
else reverse('datacenterlight:index')
),
'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.'))
}
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return JsonResponse(response)