Created custom “add order view” to admin panel, Added vm name and user email to orders list admin view , Started function to charge an user for his VM subscription from the admin panel, Created template for email after charge an user for his virtual machine plan, Handle errors creating an order in the admin panel, Now an email is sent to the user after charge him for his virtual machine plan

hosting/admin.py

@@ -1,7 +1,68 @@
 from django.contrib import admin
+from django.utils.html import format_html
+from django.core.urlresolvers import reverse
 
 from utils.mailer import BaseEmail
-from .models import VirtualMachineType, VirtualMachinePlan
+from utils.stripe_utils import StripeUtils
+
+from .forms import HostingOrderAdminForm
+from .models import VirtualMachineType, VirtualMachinePlan, HostingOrder
+
+
+class HostingOrderAdmin(admin.ModelAdmin):
+    # fields = ('slug', 'imdb_link', 'start', 'finish', 'added_by')
+    list_display = ('id', 'created_at', 'plan', 'user')
+    search_fields = ['vm_plan__id', 'customer__user__email']
+
+    def save_model(self, request, obj, form, change):
+        if not change:
+            customer = form.cleaned_data.get('customer')
+
+            # Get and set billing address from the lastest charged order
+            last_order = HostingOrder.objects.filter(customer=customer).latest('id')
+            billing_address = last_order.billing_address
+            obj.billing_address = billing_address
+
+            charge = form.cleaned_data.get('charge')
+            # Associate an order with a stripe payment
+            obj.set_stripe_charge(charge)
+
+            # If the Stripe payment was successed, set order status approved
+            obj.set_approved()
+
+            context = {
+                'order': obj,
+                'vm': obj.vm_plan
+            }
+            email_data = {
+                'subject': 'New VM request',
+                'to': obj.customer.user.email,
+                'context': context,
+                'template_name': 'vm_charged',
+                'template_path': 'emails/'
+            }
+            email = BaseEmail(**email_data)
+            email.send()
+
+        obj.save()
+        return obj
+
+    def get_form(self, request, obj=None, **kwargs):
+        if obj is None:
+            kwargs['form'] = HostingOrderAdminForm
+        return super(HostingOrderAdmin, self).get_form(request, obj, **kwargs)
+
+    def user(self, obj):
+        email = obj.customer.user.email
+        user_url = reverse("admin:membership_customuser_change", args=[obj.customer.user.id])
+        return format_html("<a href='{url}'>{email}</a>", url=user_url, email=email)
+
+    def plan(self, obj):
+        vm_name = obj.vm_plan.name
+        vm_url = reverse("admin:hosting_virtualmachineplan_change", args=[obj.vm_plan.id])
+        return format_html("<a href='{url}'>{vm_name}</a>", url=vm_url, vm_name=vm_name)
+
+    plan.short_description = "Virtual Machine Plan"
 
 
 class VirtualMachinePlanAdmin(admin.ModelAdmin):
@@ -28,5 +89,6 @@ class VirtualMachinePlanAdmin(admin.ModelAdmin):
         obj.save()
 
 
+admin.site.register(HostingOrder, HostingOrderAdmin)
 admin.site.register(VirtualMachineType)
 admin.site.register(VirtualMachinePlan, VirtualMachinePlanAdmin)