dynamicweb/hosting/views.py
Modulos 4ab8963149 Follow fat models small views
Based on the recommondation in 'Two scoops of Django' I moved the code
for accessing the customers vm from the view to the model.
2017-05-07 16:07:38 +02:00

519 lines
18 KiB
Python

from collections import namedtuple
from django.shortcuts import render
from django.core.urlresolvers import reverse_lazy, reverse
from django.contrib.auth.mixins import LoginRequiredMixin
from django.views.generic import View, CreateView, FormView, ListView, DetailView,\
DeleteView, TemplateView, UpdateView
from django.http import HttpResponseRedirect
from django.contrib.auth import authenticate, login
from django.contrib import messages
from django.conf import settings
from django.shortcuts import redirect
from guardian.mixins import PermissionRequiredMixin
from stored_messages.settings import stored_messages_settings
from stored_messages.models import Message
from stored_messages.api import mark_read
from membership.models import CustomUser, StripeCustomer
from utils.stripe_utils import StripeUtils
from utils.forms import BillingAddressForm, PasswordResetRequestForm
from utils.views import PasswordResetViewMixin, PasswordResetConfirmViewMixin, LoginViewMixin
from utils.mailer import BaseEmail
from .models import VirtualMachineType, VirtualMachinePlan, HostingOrder, HostingBill, UserHostingKey
from .forms import HostingUserSignupForm, HostingUserLoginForm, UserHostingKeyForm
from .mixins import ProcessVMSelectionMixin
from .opennebula_functions import HostingManageVMAdmin
from oca.exceptions import OpenNebulaException
from oca.pool import WrongNameError
class DjangoHostingView(ProcessVMSelectionMixin, View):
template_name = "hosting/django.html"
def get_context_data(self, **kwargs):
HOSTING = 'django'
configuration_detail = dict(VirtualMachinePlan.VM_CONFIGURATION).get(HOSTING)
context = {
'hosting': HOSTING,
'hosting_long': "Django",
'configuration_detail': configuration_detail,
'domain': "django-hosting.ch",
'google_analytics': "UA-62285904-6",
'email': "info@django-hosting.ch",
'vm_types': VirtualMachineType.get_serialized_vm_types(),
'configuration_options': dict(VirtualMachinePlan.VM_CONFIGURATION)
}
return context
def get(self, request, *args, **kwargs):
request.session['hosting_url'] = reverse('hosting:djangohosting')
context = self.get_context_data()
return render(request, self.template_name, context)
class RailsHostingView(ProcessVMSelectionMixin, View):
template_name = "hosting/rails.html"
def get_context_data(self, **kwargs):
HOSTING = 'rails'
configuration_detail = dict(VirtualMachinePlan.VM_CONFIGURATION).get(HOSTING)
context = {
'hosting': HOSTING,
'configuration_detail': configuration_detail,
'hosting_long': "Ruby On Rails",
'domain': "rails-hosting.ch",
'google_analytics': "UA-62285904-5",
'email': "info@rails-hosting.ch",
'vm_types': VirtualMachineType.get_serialized_vm_types(),
}
return context
def get(self, request, *args, **kwargs):
request.session['hosting_url'] = reverse('hosting:railshosting')
context = self.get_context_data()
return render(request, self.template_name, context)
class NodeJSHostingView(ProcessVMSelectionMixin, View):
template_name = "hosting/nodejs.html"
def get_context_data(self, **kwargs):
HOSTING = 'nodejs'
configuration_detail = dict(VirtualMachinePlan.VM_CONFIGURATION).get(HOSTING)
context = {
'hosting': "nodejs",
'hosting_long': "NodeJS",
'configuration_detail': configuration_detail,
'domain': "node-hosting.ch",
'google_analytics': "UA-62285904-7",
'email': "info@node-hosting.ch",
'vm_types': VirtualMachineType.get_serialized_vm_types(),
}
return context
def get(self, request, *args, **kwargs):
request.session['hosting_url'] = reverse('hosting:nodejshosting')
context = self.get_context_data()
return render(request, self.template_name, context)
class HostingPricingView(ProcessVMSelectionMixin, View):
template_name = "hosting/hosting_pricing.html"
def get_context_data(self, **kwargs):
configuration_options = dict(VirtualMachinePlan.VM_CONFIGURATION)
context = {
'configuration_options': configuration_options,
'email': "info@django-hosting.ch",
'vm_types': VirtualMachineType.get_serialized_vm_types(),
}
return context
def get(self, request, *args, **kwargs):
request.session['hosting_url'] = reverse('hosting:djangohosting')
context = self.get_context_data()
return render(request, self.template_name, context)
class IndexView(View):
template_name = "hosting/index.html"
def get_context_data(self, **kwargs):
context = {
'hosting': "nodejs",
'hosting_long': "NodeJS",
'domain': "node-hosting.ch",
'google_analytics': "UA-62285904-7",
'email': "info@node-hosting.ch",
'vm_types': VirtualMachineType.get_serialized_vm_types(),
}
return context
def get(self, request, *args, **kwargs):
context = self.get_context_data()
return render(request, self.template_name, context)
class LoginView(LoginViewMixin):
template_name = "hosting/login.html"
form_class = HostingUserLoginForm
success_url = reverse_lazy('hosting:orders')
class SignupView(CreateView):
template_name = 'hosting/signup.html'
form_class = HostingUserSignupForm
model = CustomUser
def get_success_url(self):
next_url = self.request.session.get('next', reverse_lazy('hosting:signup'))
return next_url
def form_valid(self, form):
name = form.cleaned_data.get('name')
email = form.cleaned_data.get('email')
password = form.cleaned_data.get('password')
CustomUser.register(name, password, email)
auth_user = authenticate(email=email, password=password)
login(self.request, auth_user)
return HttpResponseRedirect(self.get_success_url())
class PasswordResetView(PasswordResetViewMixin):
template_name = 'hosting/reset_password.html'
form_class = PasswordResetRequestForm
success_url = reverse_lazy('hosting:login')
template_email_path = 'hosting/emails/'
class PasswordResetConfirmView(PasswordResetConfirmViewMixin):
template_name = 'hosting/confirm_reset_password.html'
success_url = reverse_lazy('hosting:login')
class NotificationsView(LoginRequiredMixin, TemplateView):
template_name = 'hosting/notifications.html'
login_url = reverse_lazy('hosting:login')
def get_context_data(self, **kwargs):
context = super(NotificationsView, self).get_context_data(**kwargs)
backend = stored_messages_settings.STORAGE_BACKEND()
unread_notifications = backend.inbox_list(self.request.user)
read_notifications = backend.archive_list(self.request.user)
context.update({
'unread_notifications': unread_notifications,
'all_notifications': read_notifications + unread_notifications
})
return context
class MarkAsReadNotificationView(LoginRequiredMixin, UpdateView):
model = Message
success_url = reverse_lazy('hosting:notifications')
login_url = reverse_lazy('hosting:login')
fields = '__all__'
def post(self, *args, **kwargs):
message = self.get_object()
backend = stored_messages_settings.STORAGE_BACKEND()
backend.archive_store([self.request.user], message)
mark_read(self.request.user, message)
return HttpResponseRedirect(reverse('hosting:notifications'))
class GenerateVMSSHKeysView(LoginRequiredMixin, FormView):
form_class = UserHostingKeyForm
model = UserHostingKey
template_name = 'hosting/virtual_machine_key.html'
success_url = reverse_lazy('hosting:orders')
login_url = reverse_lazy('hosting:login')
context_object_name = "virtual_machine"
def get_context_data(self, **kwargs):
try:
user_key = UserHostingKey.objects.get(
user=self.request.user
)
except UserHostingKey.DoesNotExist:
user_key = None
context = super(
GenerateVMSSHKeysView,
self
).get_context_data(**kwargs)
context.update({
'user_key': user_key
})
return context
def get_form_kwargs(self):
kwargs = super(GenerateVMSSHKeysView, self).get_form_kwargs()
kwargs.update({'request': self.request})
return kwargs
def form_valid(self, form):
form.save()
context = self.get_context_data()
if form.cleaned_data.get('private_key'):
context.update({
'private_key': form.cleaned_data.get('private_key'),
'key_name': form.cleaned_data.get('name')
})
# print("form", form.cleaned_data)
return render(self.request, self.template_name, context)
class PaymentVMView(LoginRequiredMixin, FormView):
template_name = 'hosting/payment.html'
login_url = reverse_lazy('hosting:login')
form_class = BillingAddressForm
def get_context_data(self, **kwargs):
context = super(PaymentVMView, self).get_context_data(**kwargs)
context.update({
'stripe_key': settings.STRIPE_API_PUBLIC_KEY
})
return context
def post(self, request, *args, **kwargs):
form = self.get_form()
if form.is_valid():
context = self.get_context_data()
specifications = request.session.get('vm_specs')
vm_template = specifications.get('vm_template', 1)
vm_type = VirtualMachineType.objects.get(id=vm_template)
specs = vm_type.get_specs()
final_price = vm_type.calculate_price()
plan_data = {
'vm_type': vm_type,
'configuration': specifications.get(
'configuration',
'django'
),
'price': final_price
}
plan_data.update(specs)
token = form.cleaned_data.get('token')
# Get or create stripe customer
customer = StripeCustomer.get_or_create(email=self.request.user.email,
token=token)
if not customer:
form.add_error("__all__", "Invalid credit card")
return self.render_to_response(self.get_context_data(form=form))
# Create Virtual Machine Plan
plan = VirtualMachinePlan.create(plan_data, request.user)
# Create Billing Address
billing_address = form.save()
# Create a Hosting Order
order = HostingOrder.create(vm_plan=plan, customer=customer,
billing_address=billing_address)
# Make stripe charge to a customer
stripe_utils = StripeUtils()
charge_response = stripe_utils.make_charge(amount=final_price,
customer=customer.stripe_id)
charge = charge_response.get('response_object')
# Check if the payment was approved
if not charge:
context.update({
'paymentError': charge_response.get('error'),
'form': form
})
return render(request, self.template_name, context)
charge = charge_response.get('response_object')
# Associate an order with a stripe payment
order.set_stripe_charge(charge)
# If the Stripe payment was successed, set order status approved
order.set_approved()
# Create VM using oppenebula functions
# _request = namedtuple('request', 'POST user')
# _request.user = request.user
# user = namedtuple('user', 'email')
# email
# _request.POST = {
# 'vm_template': vm_template
# }
hosting_admin = HostingManageVMAdmin.__new__(HostingManageVMAdmin)
hosting_admin.init_opennebula_client(request)
oppennebula_vm_id = hosting_admin.create_vm_view(vm_type.get_specs())
plan.oppenebula_id = oppennebula_vm_id
# Send notification to ungleich as soon as VM has been booked
context = {
'vm': plan,
'order': order,
'base_url': "{0}://{1}".format(request.scheme, request.get_host())
}
email_data = {
'subject': 'New VM request',
'to': request.user.email,
'context': context,
'template_name': 'new_booked_vm',
'template_path': 'hosting/emails/'
}
email = BaseEmail(**email_data)
email.send()
return HttpResponseRedirect(reverse('hosting:orders', kwargs={'pk': order.id}))
else:
return self.form_invalid(form)
class OrdersHostingDetailView(PermissionRequiredMixin, LoginRequiredMixin, DetailView):
template_name = "hosting/order_detail.html"
context_object_name = "order"
login_url = reverse_lazy('hosting:login')
permission_required = ['view_hostingorder']
model = HostingOrder
class OrdersHostingListView(LoginRequiredMixin, ListView):
template_name = "hosting/orders.html"
login_url = reverse_lazy('hosting:login')
context_object_name = "orders"
model = HostingOrder
paginate_by = 10
ordering = '-id'
def get_queryset(self):
user = self.request.user
self.queryset = HostingOrder.objects.filter(customer__user=user)
return super(OrdersHostingListView, self).get_queryset()
class OrdersHostingDeleteView(LoginRequiredMixin, DeleteView):
login_url = reverse_lazy('hosting:login')
success_url = reverse_lazy('hosting:orders')
model = HostingOrder
class VirtualMachinesPlanListView(LoginRequiredMixin, ListView):
template_name = "hosting/virtual_machines.html"
login_url = reverse_lazy('hosting:login')
context_object_name = "vms"
model = VirtualMachinePlan
paginate_by = 10
ordering = '-id'
def get_queryset(self):
hosting_admin = HostingManageVMAdmin.__new__(HostingManageVMAdmin)
print(hosting_admin.show_vms_view(self.request))
user = self.request.user
self.queryset = VirtualMachinePlan.objects.active(user)
return super(VirtualMachinesPlanListView, self).get_queryset()
class CreateVirtualMachinesView(LoginRequiredMixin, View):
template_name = "hosting/create_virtual_machine.html"
login_url = reverse_lazy('hosting:login')
def get(self, request, *args, **kwargs):
context = {
'vm_types': VirtualMachineType.get_serialized_vm_types(),
'configuration_options': VirtualMachinePlan.VM_CONFIGURATION
}
# context = {}
return render(request, self.template_name, context)
def post(self, request):
configuration = request.POST.get('configuration')
configuration_display = dict(VirtualMachinePlan.VM_CONFIGURATION).get(configuration)
vm_template = request.POST.get('vm_template')
vm_type = VirtualMachineType.objects.get(id=vm_template)
vm_specs = vm_type.get_specs()
vm_specs.update({
'configuration_display': configuration_display,
'configuration': configuration,
'final_price': vm_type.final_price,
'vm_template': vm_template
})
request.session['vm_specs'] = vm_specs
return redirect(reverse('hosting:payment'))
# def get_queryset(self):
# # hosting_admin = HostingManageVMAdmin.__new__(HostingManageVMAdmin)
# # print(hosting_admin.show_vms(self.request))
# user = self.request.user
# self.queryset = VirtualMachinePlan.objects.active(user)
# return super(VirtualMachinesPlanListView, self).get_queryset()
class VirtualMachineView(PermissionRequiredMixin, LoginRequiredMixin, UpdateView):
template_name = "hosting/virtual_machine_detail.html"
login_url = reverse_lazy('hosting:login')
model = VirtualMachinePlan
context_object_name = "virtual_machine"
permission_required = ['view_virtualmachineplan', 'cancel_virtualmachineplan']
fields = '__all__'
def get_success_url(self):
vm = self.get_object()
final_url = "%s%s" % (reverse('hosting:virtual_machines', kwargs={'pk': vm.id}),
'#status-v')
return final_url
def post(self, *args, **kwargs):
vm = self.get_object()
vm.cancel_plan()
context = {
'vm': vm,
'base_url': "{0}://{1}".format(self.request.scheme, self.request.get_host())
}
email_data = {
'subject': 'Virtual machine plan canceled',
'to': self.request.user.email,
'context': context,
'template_name': 'vm_status_changed',
'template_path': 'hosting/emails/'
}
email = BaseEmail(**email_data)
email.send()
return HttpResponseRedirect(self.get_success_url())
class HostingBillListView(LoginRequiredMixin, ListView):
template_name = "hosting/bills.html"
login_url = reverse_lazy('hosting:login')
context_object_name = "users"
model = StripeCustomer
paginate_by = 10
ordering = '-id'
#TODO show only clients i.e. get_query_set
class HostingBillDetailView(PermissionRequiredMixin, LoginRequiredMixin, DetailView):
template_name = "hosting/bill_detail.html"
login_url = reverse_lazy('hosting:login')
permission_required = ['view_hostingview']
context_object_name = "bill"
model = HostingBill
def get_object(self, queryset=None):
#Get HostingBill for primary key (Select from customer users)
pk = self.kwargs['pk']
return HostingBill.objects.filter(customer__id=pk).first()
def get_context_data(self, **kwargs):
# Get context
context = super(DetailView, self).get_context_data(**kwargs)
# Get vms
context['vms'] = self.get_object().get_vms()