Merge remote-tracking branch 'ungleich/master'

.gitignore

@@ -42,3 +42,4 @@ secret-key
 
 # to keep empty dirs
 !.gitkeep
+*.orig

datacenterlight/admin.py

@@ -1,6 +1,7 @@
 from django.contrib import admin
 from cms.admin.placeholderadmin import PlaceholderAdminMixin
 from .cms_models import CMSIntegration
+from .models import VMPricing
 
 
 class CMSIntegrationAdmin(PlaceholderAdminMixin, admin.ModelAdmin):
@@ -8,3 +9,4 @@ class CMSIntegrationAdmin(PlaceholderAdminMixin, admin.ModelAdmin):
 
 
 admin.site.register(CMSIntegration, CMSIntegrationAdmin)
+admin.site.register(VMPricing)

datacenterlight/cms_models.py

@@ -6,6 +6,8 @@ from django.utils.safestring import mark_safe
 from djangocms_text_ckeditor.fields import HTMLField
 from filer.fields.image import FilerImageField
 
+from datacenterlight.models import VMPricing
+
 
 class CMSIntegration(models.Model):
     name = models.CharField(
@@ -275,3 +277,12 @@ class DCLSectionPromoPluginModel(CMSPlugin):
         if self.background_image:
             extra_classes += ' promo-with-bg'
         return extra_classes
+
+
+class DCLCustomPricingModel(CMSPlugin):
+    pricing = models.ForeignKey(
+        VMPricing,
+        related_name="dcl_custom_pricing_vm_pricing",
+        help_text='Choose a pricing that will be associated with this '
+                  'Calculator'
+    )

datacenterlight/cms_plugins.py

@@ -6,9 +6,9 @@ from .cms_models import (
     DCLFooterPluginModel, DCLLinkPluginModel, DCLNavbarDropdownPluginModel,
     DCLSectionIconPluginModel, DCLSectionImagePluginModel,
     DCLSectionPluginModel, DCLNavbarPluginModel,
-    DCLSectionPromoPluginModel
+    DCLSectionPromoPluginModel, DCLCustomPricingModel
 )
-from .models import VMTemplate
+from .models import VMTemplate, VMPricing
 
 
 @plugin_pool.register_plugin
@@ -75,13 +75,13 @@ class DCLSectionPromoPlugin(CMSPluginBase):
 @plugin_pool.register_plugin
 class DCLCalculatorPlugin(CMSPluginBase):
     module = "Datacenterlight"
-    name = "DCL Calculator Plugin"
+    name = "DCL Calculator Section Plugin"
     model = DCLSectionPluginModel
     render_template = "datacenterlight/cms/calculator.html"
     cache = False
     allow_children = True
     child_classes = [
-        'DCLSectionPromoPlugin', 'UngleichHTMLPlugin'
+        'DCLSectionPromoPlugin', 'UngleichHTMLPlugin', 'DCLCustomPricingPlugin'
     ]
 
     def render(self, context, instance, placeholder):
@@ -89,15 +89,38 @@ class DCLCalculatorPlugin(CMSPluginBase):
             context, instance, placeholder
         )
         context['templates'] = VMTemplate.objects.all()
-        context['children_to_side'] = []
         context['children_to_content'] = []
+        pricing_plugin_model = None
         if instance.child_plugin_instances is not None:
             context['children_to_content'].extend(
                 instance.child_plugin_instances
             )
+            for child in instance.child_plugin_instances:
+                if child.__class__.__name__ == 'DCLCustomPricingModel':
+                    # The second clause is just to make sure we pick up the
+                    # most recent CustomPricing, if more than one is present
+                    if (pricing_plugin_model is None or child.pricing_id >
+                            pricing_plugin_model.model.pricing_id):
+                        pricing_plugin_model = child
+
+        if pricing_plugin_model:
+            context['vm_pricing'] = VMPricing.get_vm_pricing_by_name(
+                name=pricing_plugin_model.pricing.name
+            )
+        else:
+            context['vm_pricing'] = VMPricing.get_default_pricing()
+
         return context
 
 
+@plugin_pool.register_plugin
+class DCLCustomPricingPlugin(CMSPluginBase):
+    module = "Datacenterlight"
+    name = "DCL Custom Pricing Plugin"
+    model = DCLCustomPricingModel
+    render_plugin = False
+
+
 @plugin_pool.register_plugin
 class DCLBannerListPlugin(CMSPluginBase):
     module = "Datacenterlight"

datacenterlight/locale/de/LC_MESSAGES/django.po

@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2018-03-30 21:29+0000\n"
+"POT-Creation-Date: 2018-04-17 19:26+0000\n"
 "PO-Revision-Date: 2018-03-30 23:22+0000\n"
 "Last-Translator: b'Anonymous User <coder.purple+25@gmail.com>'\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -72,9 +72,9 @@ msgstr "Data Center Light Account Aktivierung"
 
 #, python-format
 msgid ""
-"You can activate your Data Center Light account by clicking <a "
+"You can activate your Data Center Light account by clicking <a href="
-"href=\"%(base_url)s%(activation_link)s\" style=\"text-decoration: none; "
+"\"%(base_url)s%(activation_link)s\" style=\"text-decoration: none; color: "
-"color: #4382c8; font-weight: 400;\">here</a>."
+"#4382c8; font-weight: 400;\">here</a>."
 msgstr ""
 "Klicke <a href=\"%(base_url)s%(activation_link)s\"style=\"text-decoration: "
 "none; color: #4382c8; font-weight: 400;\">hier</a> um deinen Data Center "
@@ -97,12 +97,13 @@ msgstr "Deine E-Mail-Adresse"
 msgid "Password"
 msgstr "Passwort"
 
+#, python-format
 msgid ""
 "You can reset your password <a href=\"%(base_url)s%(reset_password_url)s\" "
 "style=\"text-decoration: none; color: #4382c8; font-weight: 400;\">here</a>."
 msgstr ""
-"Du kannst dein Passwort <a href=\"%(base_url)s%(reset_password_url)s\" "
+"Du kannst dein Passwort <a href=\"%(base_url)s%(reset_password_url)s\" style="
-"style=\"text-decoration: none; color: #4382c8; font-weight: 400;\">hier</a> "
+"\"text-decoration: none; color: #4382c8; font-weight: 400;\">hier</a> "
 "zurücksetzen."
 
 msgid "Your Data Center Light Team"
@@ -160,21 +161,6 @@ msgstr "Weiter"
 msgid "Home"
 msgstr "Home"
 
-msgid "Highlights"
-msgstr ""
-
-msgid "Scale out"
-msgstr "Skalierung"
-
-msgid "Reliable and light"
-msgstr "Zuverlässig und leicht"
-
-msgid "Pricing"
-msgstr "Preise"
-
-msgid "Order VM"
-msgstr "VM bestellen"
-
 msgid "Contact"
 msgstr "Kontakt"
 
@@ -184,6 +170,9 @@ msgstr "Nutzungsbedingungen"
 msgid "Finally, an affordable VM hosting in Switzerland!"
 msgstr "Endlich: bezahlbares VM Hosting in der Schweiz"
 
+msgid "Highlights"
+msgstr ""
+
 msgid "I want it!"
 msgstr "Das will ich haben!"
 
@@ -203,8 +192,8 @@ msgid ""
 "order to make it more sustainable and affordable at the same time."
 msgstr ""
 "Ist kreativ, indem es sich ein modernes und alternatives Layout zu Nutze "
-"macht um Nachhaltigkeit zu fördern und somit erschwingliche Preise bieten zu"
+"macht um Nachhaltigkeit zu fördern und somit erschwingliche Preise bieten zu "
-" können.
"
+"können.
"
 
 msgid ""
 "Cuts down the costs for you by using FOSS (Free Open Source Software) "
@@ -214,6 +203,9 @@ msgstr ""
 "mit FOSS (Free Open Source Software) arbeitet und wir daher auf "
 "Lizenzgebühren verzichten können.
"
 
+msgid "Scale out"
+msgstr "Skalierung"
+
 msgid ""
 "We don't use special hardware. We use commodity hardware: we buy computers "
 "that you buy. Just many more and put them in a cozy home for computers "
@@ -223,6 +215,9 @@ msgstr ""
 "erschwingliche Systeme. Bei grösserer Auslastung werden mehr "
 "Standardkomponenten hinzugekauft und skalieren so das Datencenter."
 
+msgid "Reliable and light"
+msgstr "Zuverlässig und leicht"
+
 msgid ""
 "Our VMs are located in Switzerland, with reliable power supply and fast "
 "internet connection. Our VM costs less thanks to our featherlight "
@@ -232,8 +227,7 @@ msgstr ""
 "Energieversorgung, sowie schneller Internetverbindung ausgestattet. Unser "
 "Angebot ist aufgrund unserer leichten Infrastruktur überaus kostengünstig."
 
-msgid ""
+msgid "Simple and affordable: Try our virtual machine with featherlight price."
-"Simple and affordable: Try our virtual machine with featherlight price."
 msgstr ""
 "Einfach und bezahlbar: Teste nun unsere virtuellen Maschinen mit "
 "federleichten Preisen."
@@ -314,6 +308,9 @@ msgstr "Gesamt"
 msgid "including VAT"
 msgstr "inkl. Mehrwertsteuer"
 
+msgid "excluding VAT"
+msgstr "exkl. Mehrwertsteuer"
+
 msgid "Month"
 msgstr "Monat"
 
@@ -321,20 +318,20 @@ msgid "Credit Card"
 msgstr "Kreditkarte"
 
 msgid ""
-"Please fill in your credit card information below. We are using <a "
+"Please fill in your credit card information below. We are using <a href="
-"href=\"https://stripe.com\" target=\"_blank\">Stripe</a> for payment and do "
+"\"https://stripe.com\" target=\"_blank\">Stripe</a> for payment and do not "
-"not store your information in our database."
+"store your information in our database."
 msgstr ""
-"Bitte fülle Deine Kreditkarteninformationen unten aus. Wir nutzen <a "
+"Bitte fülle Deine Kreditkarteninformationen unten aus. Wir nutzen <a href="
-"href=\"https://stripe.com\" target=\"_blank\">Stripe</a> für die Bezahlung "
+"\"https://stripe.com\" target=\"_blank\">Stripe</a> für die Bezahlung und "
-"und speichern keine Informationen in unserer Datenbank."
+"speichern keine Informationen in unserer Datenbank."
 
 msgid ""
 "You are not making any payment yet. After submitting your card information, "
 "you will be taken to the Confirm Order Page."
 msgstr ""
-"Es wird noch keine Bezahlung vorgenommen. Die Bezahlung wird erst ausgelöst,"
+"Es wird noch keine Bezahlung vorgenommen. Die Bezahlung wird erst ausgelöst, "
-" nachdem Du die Bestellung auf der nächsten Seite bestätigt hast."
+"nachdem Du die Bestellung auf der nächsten Seite bestätigt hast."
 
 msgid "Card Number"
 msgstr "Kreditkartennummer"
@@ -352,8 +349,8 @@ msgid ""
 "You are not making any payment yet. After placing your order, you will be "
 "taken to the Submit Payment Page."
 msgstr ""
-"Es wird noch keine Bezahlung vorgenommen. Die Bezahlung wird erst ausgelöst,"
+"Es wird noch keine Bezahlung vorgenommen. Die Bezahlung wird erst ausgelöst, "
-" nachdem Du die Bestellung auf der nächsten Seite bestätigt hast."
+"nachdem Du die Bestellung auf der nächsten Seite bestätigt hast."
 
 msgid "Processing"
 msgstr "Weiter"
@@ -383,13 +380,18 @@ msgstr "Bestellungsübersicht"
 msgid "Product"
 msgstr "Produkt"
 
-#, python-format
+msgid "Subtotal"
+msgstr "Zwischensumme"
+
+msgid "VAT"
+msgstr "Mehrwertsteuer"
+
 msgid ""
 "By clicking \"Place order\" this plan will charge your credit card account "
-"with the fee of %(vm_price)sCHF/month"
+"with the fee of %(vm_total_price)s CHF/month"
 msgstr ""
-"Wenn Du \"bestellen\" auswählst, wird Deine Kreditkarte mit %(vm_price)sCHF "
+"Wenn Du \"bestellen\" auswählst, wird Deine Kreditkarte mit "
-"pro Monat belastet"
+"%(vm_total_price)s CHF pro Monat belastet"
 
 msgid "Place order"
 msgstr "Bestellen"
@@ -455,25 +457,25 @@ msgstr "Wir unterstützen die FOSS Community."
 msgid ""
 "Data Center Light is the child of free and open source software (FOSS) "
 "movement. <br>We grew up with it, live by it, and believe in it.<br> The "
-"more we work on our data center,<br> the more we contribute back to the FOSS"
+"more we work on our data center,<br> the more we contribute back to the FOSS "
-" community."
+"community."
 msgstr ""
 "Data Center Light ist ein Teil der Free und Opens Source Software (FOSS) "
-"Bewegung.<br/> Wir sind damit gross geworden, leben damit und glauben "
+"Bewegung.<br/> Wir sind damit gross geworden, leben damit und glauben daran."
-"daran.<br/> Je weiter wir mit unserem Data Center Light vorankommen, desto "
+"<br/> Je weiter wir mit unserem Data Center Light vorankommen, desto mehr "
-"mehr können wir etwas an die FOSS Community zurückgeben."
+"können wir etwas an die FOSS Community zurückgeben."
 
 msgid "We bring the future to you."
 msgstr "Wir bringen die Zukunft zu dir."
 
 msgid ""
 "Data Center Light uses the most modern technologies out there.<br>Your VM "
-"needs only IPv6. Data Center Light provides<br> transparent two-way "
+"needs only IPv6. Data Center Light provides<br> transparent two-way IPv6/"
-"IPv6/IPv4 translation."
+"IPv4 translation."
 msgstr ""
 "Data Center Light verwendet die zur Zeit modernsten Technologien.<br/>Deine "
-"VM läuft mit IPv6. Data Center Light bietet eine transparente "
+"VM läuft mit IPv6. Data Center Light bietet eine transparente IPv6/IPv4-"
-"IPv6/IPv4-Zweiweglösung."
+"Zweiweglösung."
 
 msgid ""
 " No more spinning metal plates! Data Center Light uses only SSDs. We keep "
@@ -497,6 +499,10 @@ msgstr "Ungültige RAM-Grösse"
 msgid "Invalid storage size"
 msgstr "Ungültige Speicher-Grösse"
 
+#, python-brace-format
+msgid "Incorrect pricing name. Please contact support{support_email}"
+msgstr ""
+
 msgid "Confirm Order"
 msgstr "Bestellung Bestätigen"
 
@@ -507,8 +513,8 @@ msgid ""
 "There was a payment related error. On close of this popup, you will be "
 "redirected back to the payment page."
 msgstr ""
-"Es ist ein Fehler bei der Zahlung betreten. Du wirst nach dem Schliessen vom"
+"Es ist ein Fehler bei der Zahlung betreten. Du wirst nach dem Schliessen vom "
-" Popup zur Bezahlseite weitergeleitet."
+"Popup zur Bezahlseite weitergeleitet."
 
 msgid "Thank you for the order."
 msgstr "Danke für Deine Bestellung."
@@ -517,8 +523,14 @@ msgid ""
 "Your VM will be up and running in a few moments. We will send you a "
 "confirmation email as soon as it is ready."
 msgstr ""
-"Deine VM ist gleich bereit. Wir senden Dir eine Bestätigungsemail, sobald Du"
+"Deine VM ist gleich bereit. Wir senden Dir eine Bestätigungsemail, sobald Du "
-" auf sie zugreifen kannst."
+"auf sie zugreifen kannst."
+
+#~ msgid "Pricing"
+#~ msgstr "Preise"
+
+#~ msgid "Order VM"
+#~ msgstr "VM bestellen"
 
 #~ msgid "Enter name"
 #~ msgstr "Name"
@@ -533,18 +545,19 @@ msgstr ""
 #~ msgstr "Anfrage verschickt"
 
 #~ msgid ""
-#~ "Thank you for your subscription! You will receive a confirmation mail from "
+#~ "Thank you for your subscription! You will receive a confirmation mail "
-#~ "our team"
+#~ "from our team"
 #~ msgstr ""
-#~ "Vielen dank für Ihre Anmeldung. Sie erhalten in kürze eine Bestätigungsmail "
+#~ "Vielen dank für Ihre Anmeldung. Sie erhalten in kürze eine "
-#~ "von unserem Team"
+#~ "Bestätigungsmail von unserem Team"
 
 #~ msgid "Thank you for your request."
 #~ msgstr "Vielen Dank für Deine Anfrage."
 
 #~ msgid "You are one step away from being our beta tester!"
 #~ msgstr ""
-#~ "Sie sind nur noch einen Schritt davon entfernt, unser Beta-Tester zu werden!"
+#~ "Sie sind nur noch einen Schritt davon entfernt, unser Beta-Tester zu "
+#~ "werden!"
 
 #~ msgid ""
 #~ "Currently we are running our tests to make sure everything runs perfectly."
@@ -553,8 +566,8 @@ msgstr ""
 #~ "sicherzustellen."
 
 #~ msgid ""
-#~ "In the meantime, we would like to ask you a little patience<br/> until our "
+#~ "In the meantime, we would like to ask you a little patience<br/> until "
-#~ "team contacts you with beta access."
+#~ "our team contacts you with beta access."
 #~ msgstr ""
 #~ "Wir werden dann sobald als möglich Ihren Beta-Zugang erstellen und Sie "
 #~ "daraufhin kontaktieren.Bis dahin bitten wir Sie um etwas Geduld."
@@ -564,8 +577,8 @@ msgstr ""
 
 #~ msgid "Thank you for order! Our team will contact you via email"
 #~ msgstr ""
-#~ "Vielen Dank für die Bestellung. Unser Team setzt sich sobald wie möglich mit"
+#~ "Vielen Dank für die Bestellung. Unser Team setzt sich sobald wie möglich "
-#~ " Dir via E-Mail in Verbindung."
+#~ "mit Dir via E-Mail in Verbindung."
 
 #~ msgid "Affordable VM hosting based in Switzerland"
 #~ msgstr "Bezahlbares VM Hosting in der Schweiz"
@@ -581,18 +594,18 @@ msgstr ""
 
 #~ msgid ""
 #~ "Our VMs are hosted in Glarus, Switzerland, and our website is currently "
-#~ "running in BETA mode. If you want more information that you did not find on "
+#~ "running in BETA mode. If you want more information that you did not find "
-#~ "our website, or if your order is more detailed, or if you encounter any "
+#~ "on our website, or if your order is more detailed, or if you encounter "
-#~ "technical hiccups, please contact us at support@datacenterlight.ch, our team"
+#~ "any technical hiccups, please contact us at support@datacenterlight.ch, "
-#~ " will get in touch with you asap."
+#~ "our team will get in touch with you asap."
 #~ msgstr ""
-#~ "Unsere VMs werden in der Schweiz im Kanton Glarus gehostet und befinden sich"
+#~ "Unsere VMs werden in der Schweiz im Kanton Glarus gehostet und befinden "
-#~ " zur Zeit noch in der BETA-Phase. Möchtest du mehr über uns erfahren und "
+#~ "sich zur Zeit noch in der BETA-Phase. Möchtest du mehr über uns erfahren "
-#~ "hast auf unserer Website nicht genügend Informationen gefunden? Möchtest "
+#~ "und hast auf unserer Website nicht genügend Informationen gefunden? "
-#~ "eine detailliertere Bestellung aufgeben? Bist du auf technische Probleme "
+#~ "Möchtest eine detailliertere Bestellung aufgeben? Bist du auf technische "
-#~ "gestossen, die du uns mitteilen möchtest? Dann zögere nicht und kontaktiere "
+#~ "Probleme gestossen, die du uns mitteilen möchtest? Dann zögere nicht und "
-#~ "uns unter support@datacenterlight.ch. Unser Team wird sich umgehend um dein "
+#~ "kontaktiere uns unter support@datacenterlight.ch. Unser Team wird sich "
-#~ "Anliegen kümmern!"
+#~ "umgehend um dein Anliegen kümmern!"
 
 #~ msgid "is not a proper name"
 #~ msgstr "ist kein gültiger Name"
@@ -610,12 +623,14 @@ msgstr ""
 #~ "\n"
 #~ "Hi,\n"
 #~ "\n"
-#~ "You can activate your %(dcl_text)s account by clicking here %(base_url)s%(activation_link)s\n"
+#~ "You can activate your %(dcl_text)s account by clicking here %(base_url)s"
+#~ "%(activation_link)s\n"
 #~ msgstr ""
 #~ "\n"
 #~ "Hallo,\n"
 #~ "\n"
-#~ "Du kannst deinen %(dcl_text)s Account aktivieren, indem du hier klickst %(base_url)s%(activation_link)s\n"
+#~ "Du kannst deinen %(dcl_text)s Account aktivieren, indem du hier klickst "
+#~ "%(base_url)s%(activation_link)s\n"
 
 #~ msgid "Your"
 #~ msgstr "Dein"
@@ -650,12 +665,14 @@ msgstr ""
 #~ msgid "I want to have it!"
 #~ msgstr "Das möchte ich haben!"
 
-#~ msgid "Reuse existing factory halls intead of building an expensive building."
+#~ msgid ""
+#~ "Reuse existing factory halls intead of building an expensive building."
 #~ msgstr ""
 #~ "Nachhaltigkeit: Wiederverwendung ehemaliger Fabrikhallen an Stelle der "
 #~ "Errichtung eines neuen Gebäudes"
 
-#~ msgid "Being creative, using modern and alternative design for a datacenter."
+#~ msgid ""
+#~ "Being creative, using modern and alternative design for a datacenter."
 #~ msgstr ""
 #~ "Kreativität: Verwendung eines modernen und alternativen Designs für unser "
 #~ "Datencenter"
@@ -678,8 +695,8 @@ msgstr ""
 #~ msgstr "Standort des Datacenters ist in der Schweiz"
 
 #~ msgid ""
-#~ " WARNING: We are currently running in BETA mode. We hope you won't encounter"
+#~ " WARNING: We are currently running in BETA mode. We hope you won't "
-#~ " any hiccups, but if you do, please let us know at "
+#~ "encounter any hiccups, but if you do, please let us know at "
 #~ "support@datacenterlight.ch"
 #~ msgstr ""
 #~ " Achtung: Wir befinden uns zurzeit im Beta-Release. Wir hoffen, dass Sie "
@@ -693,8 +710,8 @@ msgstr ""
 #~ msgstr "Unser Versprechen"
 
 #~ msgid ""
-#~ "Instead of creating an expensive SLA for availability, we promise that we do"
+#~ "Instead of creating an expensive SLA for availability, we promise that we "
-#~ " our best to run things as smooth as possible."
+#~ "do our best to run things as smooth as possible."
 #~ msgstr ""
 #~ "Anstatt eines SLAs (Service Levle Agreements) zu vereinbaren,setzen wir "
 #~ "unsere persönliche Arbeitskraft ein, um Ihnen ein sorgenfreiesHosting zu "

datacenterlight/management/commands/create_default_vm_pricing.py

@@ -0,0 +1,36 @@
+from django.core.management.base import BaseCommand
+
+from datacenterlight.models import VMPricing
+
+
+class Command(BaseCommand):
+    help = '''Creates default VMPricing object'''
+    DEFAULT_VMPRICING_NAME = 'default'
+
+    def handle(self, *args, **options):
+        self.create_default_vm_pricing()
+
+    def create_default_vm_pricing(self):
+        obj, created = VMPricing.objects.get_or_create(
+            name=self.DEFAULT_VMPRICING_NAME,
+            defaults={
+                "vat_inclusive": True,
+                "cores_unit_price": 5,
+                "ram_unit_price": 2,
+                "ssd_unit_price": 0.6,
+                "hdd_unit_price": 0.01
+            }
+        )
+
+        if created:
+            print(
+                'Successfully created {} VMPricing object'.format(
+                    self.DEFAULT_VMPRICING_NAME
+                )
+            )
+        else:
+            print(
+                '{} VMPricing exists already.'.format(
+                    self.DEFAULT_VMPRICING_NAME
+                )
+            )

datacenterlight/migrations/0019_auto_20180415_2236.py

@@ -0,0 +1,45 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.4 on 2018-04-15 22:36
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('cms', '0014_auto_20160404_1908'),
+        ('datacenterlight', '0018_auto_20180403_1930'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='DCLCustomPricingModel',
+            fields=[
+                ('cmsplugin_ptr', models.OneToOneField(auto_created=True, on_delete=django.db.models.deletion.CASCADE, parent_link=True, primary_key=True, serialize=False, to='cms.CMSPlugin')),
+            ],
+            options={
+                'abstract': False,
+            },
+            bases=('cms.cmsplugin',),
+        ),
+        migrations.CreateModel(
+            name='VMPricing',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=255, unique=True)),
+                ('vat_inclusive', models.BooleanField(default=True)),
+                ('vat_percentage', models.DecimalField(blank=True, decimal_places=5, default=0, max_digits=7)),
+                ('cores_unit_price', models.DecimalField(decimal_places=5, default=0, max_digits=7)),
+                ('ram_unit_price', models.DecimalField(decimal_places=5, default=0, max_digits=7)),
+                ('ssd_unit_price', models.DecimalField(decimal_places=5, default=0, max_digits=7)),
+                ('hdd_unit_price', models.DecimalField(decimal_places=6, default=0, max_digits=7)),
+            ],
+        ),
+        migrations.AddField(
+            model_name='dclcustompricingmodel',
+            name='pricing',
+            field=models.ForeignKey(help_text='Choose a pricing that will be associated with this Calculator', on_delete=django.db.models.deletion.CASCADE, related_name='dcl_custom_pricing_vm_pricing', to='datacenterlight.VMPricing'),
+        ),
+    ]

datacenterlight/models.py

@@ -1,5 +1,9 @@
+import logging
+
 from django.db import models
 
+logger = logging.getLogger(__name__)
+
 
 class VMTemplate(models.Model):
     name = models.CharField(max_length=50)
@@ -12,6 +16,59 @@ class VMTemplate(models.Model):
         return vm_template
 
 
+class VMPricing(models.Model):
+    name = models.CharField(max_length=255, unique=True)
+    vat_inclusive = models.BooleanField(default=True)
+    vat_percentage = models.DecimalField(
+        max_digits=7, decimal_places=5, blank=True, default=0
+    )
+    cores_unit_price = models.DecimalField(
+        max_digits=7, decimal_places=5, default=0
+    )
+    ram_unit_price = models.DecimalField(
+        max_digits=7, decimal_places=5, default=0
+    )
+    ssd_unit_price = models.DecimalField(
+        max_digits=7, decimal_places=5, default=0
+    )
+    hdd_unit_price = models.DecimalField(
+        max_digits=7, decimal_places=6, default=0
+    )
+
+    def __str__(self):
+        return self.name + ' => ' + ' - '.join([
+            '{}/Core'.format(self.cores_unit_price.normalize()),
+            '{}/GB RAM'.format(self.ram_unit_price.normalize()),
+            '{}/GB SSD'.format(self.ssd_unit_price.normalize()),
+            '{}/GB HDD'.format(self.hdd_unit_price.normalize()),
+            '{}% VAT'.format(self.vat_percentage.normalize())
+            if not self.vat_inclusive else 'VAT-Incl', ]
+        )
+
+    @classmethod
+    def get_vm_pricing_by_name(cls, name):
+        try:
+            pricing = VMPricing.objects.get(name=name)
+        except Exception as e:
+            logger.error(
+                "Error getting VMPricing with name {name}. "
+                "Details: {details}. Attempting to return default"
+                "pricing.".format(name=name, details=str(e))
+            )
+            pricing = VMPricing.get_default_pricing()
+        return pricing
+
+    @classmethod
+    def get_default_pricing(cls):
+        """ Returns the default pricing or None """
+        try:
+            default_pricing = VMPricing.objects.get(name='default')
+        except Exception as e:
+            logger.error(str(e))
+            default_pricing = None
+        return default_pricing
+
+
 class StripePlan(models.Model):
     """
     A model to store Data Center Light's created Stripe plans

datacenterlight/static/datacenterlight/js/main.js

@@ -171,7 +171,18 @@
     }
 
     function _calcPricing() {
-        var total = (cardPricing['cpu'].value * 5) + (2 * cardPricing['ram'].value) + (0.6 * cardPricing['storage'].value);
+        if(typeof window.coresUnitPrice === 'undefined'){
+            window.coresUnitPrice = 5;
+        }
+        if(typeof window.ramUnitPrice === 'undefined'){
+            window.coresUnitPrice = 2;
+        }
+        if(typeof window.ssdUnitPrice === 'undefined'){
+            window.ssdUnitPrice = 0.6;
+        }
+        var total = (cardPricing['cpu'].value * window.coresUnitPrice) +
+                    (cardPricing['ram'].value * window.ramUnitPrice) +
+                    (cardPricing['storage'].value * window.ssdUnitPrice);
         total = parseFloat(total.toFixed(2));
         $("#total").text(total);
     }

datacenterlight/tasks.py

@@ -19,6 +19,8 @@ from utils.forms import UserBillingAddressForm
 from utils.mailer import BaseEmail
 from utils.models import BillingAddress
 
+from .models import VMPricing
+
 logger = get_task_logger(__name__)
 
 
@@ -56,7 +58,8 @@ def create_vm_task(self, vm_template_id, user, specs, template,
         "Running create_vm_task on {}".format(current_task.request.hostname))
     vm_id = None
     try:
-        final_price = specs.get('price')
+        final_price = (specs.get('total_price') if 'total_price' in specs
+                       else specs.get('price'))
         billing_address = BillingAddress(
             cardholder_name=billing_address_data['cardholder_name'],
             street_address=billing_address_data['street_address'],
@@ -94,17 +97,22 @@ def create_vm_task(self, vm_template_id, user, specs, template,
         if vm_id is None:
             raise Exception("Could not create VM")
 
+        vm_pricing = VMPricing.get_vm_pricing_by_name(
+            name=specs['pricing_name']
+        ) if 'pricing_name' in specs else VMPricing.get_default_pricing()
         # Create a Hosting Order
         order = HostingOrder.create(
             price=final_price,
             vm_id=vm_id,
             customer=customer,
-            billing_address=billing_address
+            billing_address=billing_address,
+            vm_pricing=vm_pricing
         )
 
         # Create a Hosting Bill
         HostingBill.create(
-            customer=customer, billing_address=billing_address)
+            customer=customer, billing_address=billing_address
+        )
 
         # Create Billing Address for User if he does not have one
         if not customer.user.billing_addresses.count():
@@ -130,12 +138,16 @@ def create_vm_task(self, vm_template_id, user, specs, template,
             'cores': specs.get('cpu'),
             'memory': specs.get('memory'),
             'storage': specs.get('disk_size'),
-            'price': specs.get('price'),
+            'price': final_price,
             'template': template.get('name'),
             'vm_name': vm.get('name'),
             'vm_id': vm['vm_id'],
             'order_id': order.id
         }
+        if 'pricing_name' in specs:
+            context['pricing'] = str(VMPricing.get_vm_pricing_by_name(
+                name=specs['pricing_name']
+            ))
         email_data = {
             'subject': settings.DCL_TEXT + " Order from %s" % context['email'],
             'from_email': settings.DCL_SUPPORT_FROM_ADDRESS,

datacenterlight/templates/datacenterlight/includes/_calculator_form.html

@@ -1,4 +1,16 @@
 {% load staticfiles i18n%}
+
+{% if vm_pricing %}
+    <script type="application/javascript">
+        window.vat_inclusive = {% if vm_pricing.vat_inclusive %}true{% else %}false{% endif%};
+        window.vat_percentage = {{vm_pricing.vat_percentage|default:0}};
+        window.coresUnitPrice = {{vm_pricing.cores_unit_price|default:0}};
+        window.ramUnitPrice = {{vm_pricing.ram_unit_price|default:0}};
+        window.ssdUnitPrice = {{vm_pricing.ssd_unit_price|default:0}};
+        window.hddUnitPrice = {{vm_pricing.hdd_unit_price|default:0}};
+    </script>
+{% endif %}
+
 <form id="order_form" method="POST" action="{% url 'datacenterlight:index' %}" data-toggle="validator" role="form">
     {% csrf_token %}
     <div class="title">
@@ -7,9 +19,11 @@
     <div class="price">
         <span id="total">15</span>
         <span>CHF/{% trans "month" %}</span>
+        {% if vm_pricing.vat_inclusive %}
         <div class="price-text">
             <p>{% trans "VAT included" %}</p>
         </div>
+        {% endif %}
     </div>
     <div class="descriptions">
         <div class="description form-group">
@@ -78,5 +92,6 @@
             </select>
         </div>
     </div>
+    <input type="hidden" name="pricing_name" value="{% if vm_pricing.name %}{{vm_pricing.name}}{% else %}unknown{% endif%}"></input>
     <input type="submit" class="btn btn-primary disabled" value="{% trans 'Continue' %}"></input>
 </form>

datacenterlight/templates/datacenterlight/landing_payment.html

@@ -78,7 +78,7 @@
                         <hr>
                         <p>{% trans "Configuration"%} <strong class="pull-right">{{request.session.template.name}}</strong></p>
                         <hr>
-                        <p class="last-p"><strong>{%trans "Total" %}</strong>&nbsp;&nbsp;<small>({%trans "including VAT" %})</small> <strong class="pull-right">{{request.session.specs.price|intcomma}} CHF/{% trans "Month" %}</strong></p>
+                        <p class="last-p"><strong>{%trans "Total" %}</strong>&nbsp;&nbsp;<small>({% if vm_pricing.vat_inclusive %}{%trans "including VAT" %}{% else %}{%trans "excluding VAT" %}{% endif %})</small> <strong class="pull-right">{{request.session.specs.price|intcomma}} CHF/{% trans "Month" %}</strong></p>
                     </div>
                 </div>
             </div>

datacenterlight/templates/datacenterlight/order_detail.html

@@ -65,9 +65,19 @@
                             <span>{% trans "Disk space" %}: </span>
                             <span class="pull-right">{{vm.disk_size|intcomma}} GB</span>
                         </p>
+                        {% if vm.vat > 0 %}
                             <p>
-                            <span>{% trans "Total" %}</span>
+                                <strong>{% trans "Subtotal" %}: </strong>
-                            <span class="pull-right">{{vm.price|intcomma}} CHF</span>
+                                <span class="pull-right">{{vm.price|floatformat:2|intcomma}} CHF</span>
+                            </p>
+                            <p>
+                                <span>{% trans "VAT" %} ({{ vm.vat_percent|floatformat:2|intcomma }}%): </span>
+                                <span class="pull-right">{{vm.vat|floatformat:2|intcomma}} CHF</span>
+                            </p>
+                        {% endif %}
+                        <p>
+                            <strong>{% trans "Total" %}</strong>
+                            <span class="pull-right">{{vm.total_price|floatformat:2|intcomma}} CHF</span>
                         </p>
                     </div>
                 </div>
@@ -78,7 +88,7 @@
             {% csrf_token %}
             <div class="row">
                 <div class="col-sm-8">
-                    <div class="dcl-place-order-text">{% blocktrans with vm_price=request.session.specs.price %}By clicking "Place order" this plan will charge your credit card account with the fee of {{ vm_price }}CHF/month{% endblocktrans %}.</div>
+                    <div class="dcl-place-order-text">{% blocktrans with vm_total_price=vm.total_price|floatformat:2|intcomma %}By clicking "Place order" this plan will charge your credit card account with the fee of {{vm_total_price}} CHF/month{% endblocktrans %}.</div>
                 </div>
                 <div class="col-sm-4 order-confirm-btn text-right">
                     <button class="btn choice-btn" id="btn-create-vm" data-toggle="modal" data-target="#createvm-modal">

datacenterlight/views.py

@@ -19,11 +19,11 @@ from hosting.models import HostingOrder
 from membership.models import CustomUser, StripeCustomer
 from opennebula_api.serializers import VMTemplateSerializer
 from utils.forms import BillingAddressForm, BillingAddressFormSignup
-from utils.hosting_utils import get_vm_price
+from utils.hosting_utils import get_vm_price_with_vat
 from utils.stripe_utils import StripeUtils
 from utils.tasks import send_plain_email_task
 from .forms import ContactForm
-from .models import VMTemplate
+from .models import VMTemplate, VMPricing
 from .utils import get_cms_integration
 
 logger = logging.getLogger(__name__)
@@ -93,7 +93,8 @@ class IndexView(CreateView):
 
     @cache_control(no_cache=True, must_revalidate=True, no_store=True)
     def get(self, request, *args, **kwargs):
-        for session_var in ['specs', 'user', 'billing_address_data']:
+        for session_var in ['specs', 'user', 'billing_address_data',
+                            'pricing_name']:
             if session_var in request.session:
                 del request.session[session_var]
         return HttpResponseRedirect(reverse('datacenterlight:cms_index'))
@@ -106,12 +107,30 @@ class IndexView(CreateView):
         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)
+
         template = VMTemplate.objects.filter(
             opennebula_vm_template_id=template_id
         ).first()
         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:
@@ -139,14 +158,21 @@ class IndexView(CreateView):
             )
             return HttpResponseRedirect(referer_url + "#order_form")
 
-        amount_to_be_charged = get_vm_price(
+        price, vat, vat_percent = get_vm_price_with_vat(
-            cpu=cores, memory=memory, disk_size=storage
+            cpu=cores,
+            memory=memory,
+            ssd_size=storage,
+            pricing_name=vm_pricing_name
         )
         specs = {
             'cpu': cores,
             'memory': memory,
             'disk_size': storage,
-            'price': amount_to_be_charged
+            'price': price,
+            'vat': vat,
+            'vat_percent': vat_percent,
+            'total_price': price + vat,
+            'pricing_name': vm_pricing_name
         }
         request.session['specs'] = specs
         request.session['template'] = template_data
@@ -220,7 +246,10 @@ class PaymentOrderView(FormView):
             'site_url': reverse('datacenterlight:index'),
             'login_form': HostingUserLoginForm(prefix='login_form'),
             'billing_address_form': billing_address_form,
-            'cms_integration': get_cms_integration('default')
+            'cms_integration': get_cms_integration('default'),
+            'vm_pricing': VMPricing.get_vm_pricing_by_name(
+                self.request.session['specs']['pricing_name']
+            )
         })
         return context
 
@@ -393,7 +422,7 @@ class OrderConfirmationView(DetailView):
         cpu = specs.get('cpu')
         memory = specs.get('memory')
         disk_size = specs.get('disk_size')
-        amount_to_be_charged = specs.get('price')
+        amount_to_be_charged = specs.get('total_price')
         plan_name = StripeUtils.get_stripe_plan_name(cpu=cpu,
                                                      memory=memory,
                                                      disk_size=disk_size)
@@ -489,7 +518,7 @@ class OrderConfirmationView(DetailView):
                              stripe_subscription_obj.id, card_details_dict)
         for session_var in ['specs', 'template', 'billing_address',
                             'billing_address_data',
-                            'token', 'customer']:
+                            'token', 'customer', 'pricing_name']:
             if session_var in request.session:
                 del request.session[session_var]
 

hosting/migrations/0044_hostingorder_vm_pricing.py

@@ -0,0 +1,23 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.4 on 2018-04-16 00:22
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('datacenterlight', '0019_auto_20180415_2236'),
+        ('hosting', '0043_vmdetail'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='hostingorder',
+            name='vm_pricing',
+            field=models.ForeignKey(default=1, on_delete=django.db.models.deletion.CASCADE, to='datacenterlight.VMPricing'),
+            preserve_default=False,
+        ),
+    ]

hosting/models.py

@@ -6,6 +6,8 @@ from django.db import models
 from django.utils import timezone
 from django.utils.functional import cached_property
 from Crypto.PublicKey import RSA
+
+from datacenterlight.models import VMPricing
 from membership.models import StripeCustomer, CustomUser
 from utils.models import BillingAddress
 from utils.mixins import AssignPermissionsMixin
@@ -53,6 +55,7 @@ class HostingOrder(AssignPermissionsMixin, models.Model):
     stripe_charge_id = models.CharField(max_length=100, null=True)
     price = models.FloatField()
     subscription_id = models.CharField(max_length=100, null=True)
+    vm_pricing = models.ForeignKey(VMPricing)
 
     permissions = ('view_hostingorder',)
 
@@ -70,12 +73,13 @@ class HostingOrder(AssignPermissionsMixin, models.Model):
 
     @classmethod
     def create(cls, price=None, vm_id=None, customer=None,
-               billing_address=None):
+               billing_address=None, vm_pricing=None):
         instance = cls.objects.create(
             price=price,
             vm_id=vm_id,
             customer=customer,
-            billing_address=billing_address
+            billing_address=billing_address,
+            vm_pricing=vm_pricing
         )
         instance.assign_permissions(customer.user)
         return instance

hosting/templates/hosting/order_detail.html

@@ -127,9 +127,19 @@
                             <span>{% trans "Disk space" %}: </span>
                             <span class="pull-right">{{vm.disk_size}} GB</span>
                         </p>
+                        {% if vm.vat > 0 %}
                             <p>
-                            <span>{% trans "Total" %}</span>
+                                <strong>{% trans "Subtotal" %}: </strong>
-                            <span class="pull-right">{{vm.price|intcomma}} CHF</span>
+                                <span class="pull-right">{{vm.price|floatformat:2|intcomma}} CHF</span>
+                            </p>
+                            <p>
+                                <span>{% trans "VAT" %} ({{ vm.vat_percent|floatformat:2|intcomma }}%): </span>
+                                <span class="pull-right">{{vm.vat|floatformat:2|intcomma}} CHF</span>
+                            </p>
+                        {% endif %}
+                        <p>
+                            <strong>{% trans "Total" %}</strong>
+                            <span class="pull-right">{% if vm.total_price %}{{vm.total_price|floatformat:2|intcomma}}{% else %}{{vm.price|floatformat:2|intcomma}}{% endif %} CHF</span>
                         </p>
                     </div>
                 </div>

hosting/templates/hosting/orders.html

@@ -29,7 +29,7 @@
                 <tr>
                     <td class="xs-td-inline" data-header="{% trans 'Order Nr.' %}">{{ order.id }}</td>
                     <td class="xs-td-bighalf" data-header="{% trans 'Date' %}">{{ order.created_at | date:"M d, Y H:i" }}</td>
-                    <td class="xs-td-smallhalf" data-header="{% trans 'Amount' %}">{{ order.price|intcomma }}</td>
+                    <td class="xs-td-smallhalf" data-header="{% trans 'Amount' %}">{{ order.price|floatformat:2|intcomma }}</td>
                     <td class="text-right last-td">
                         <a class="btn btn-order-detail" href="{% url 'hosting:orders' order.pk %}">{% trans 'See Invoice' %}</a>
                     </td>

hosting/templates/hosting/virtual_machine_detail.html

@@ -45,7 +45,7 @@
 				<h2 class="vm-detail-title">{% trans "Billing" %} <img src="{% static 'hosting/img/billing.svg' %}" class="un-icon"></h2>
 				<div class="vm-vmid">
 					<div class="vm-item-subtitle">{% trans "Current Pricing" %}</div>
-					<div class="vm-item-lg">{{virtual_machine.price|floatformat|intcomma}} CHF/{% trans "Month" %}</div>
+					<div class="vm-item-lg">{{order.price|floatformat:2|intcomma}} CHF/{% trans "Month" %}</div>
 					<a class="btn btn-vm-invoice" href="{% url 'hosting:orders' order.pk %}">{% trans "See Invoice" %}</a>
 				</div>
 			</div>

hosting/views.py

@@ -42,7 +42,7 @@ from utils.forms import (
     BillingAddressForm, PasswordResetRequestForm, UserBillingAddressForm,
     ResendActivationEmailForm
 )
-from utils.hosting_utils import get_vm_price
+from utils.hosting_utils import get_vm_price, get_vm_price_with_vat
 from utils.mailer import BaseEmail
 from utils.stripe_utils import StripeUtils
 from utils.tasks import send_plain_email_task
@@ -749,11 +749,17 @@ class OrdersHostingDetailView(LoginRequiredMixin, DetailView):
                 context['vm'] = vm_detail.__dict__
                 context['vm']['name'] = '{}-{}'.format(
                     context['vm']['configuration'], context['vm']['vm_id'])
-                context['vm']['price'] = get_vm_price(
+                price, vat, vat_percent = get_vm_price_with_vat(
                     cpu=context['vm']['cores'],
-                    disk_size=context['vm']['disk_size'],
+                    ssd_size=context['vm']['disk_size'],
-                    memory=context['vm']['memory']
+                    memory=context['vm']['memory'],
+                    pricing_name=(obj.vm_pricing.name
+                                  if obj.vm_pricing else 'default')
                 )
+                context['vm']['vat'] = vat
+                context['vm']['price'] = price
+                context['vm']['vat_percent'] = vat_percent
+                context['vm']['total_price'] = price + vat
                 context['subscription_end_date'] = vm_detail.end_date()
             except VMDetail.DoesNotExist:
                 try:
@@ -762,6 +768,17 @@ class OrdersHostingDetailView(LoginRequiredMixin, DetailView):
                     )
                     vm = manager.get_vm(obj.vm_id)
                     context['vm'] = VirtualMachineSerializer(vm).data
+                    price, vat, vat_percent = get_vm_price_with_vat(
+                        cpu=context['vm']['cores'],
+                        ssd_size=context['vm']['disk_size'],
+                        memory=context['vm']['memory'],
+                        pricing_name=(obj.vm_pricing.name
+                                      if obj.vm_pricing else 'default')
+                    )
+                    context['vm']['vat'] = vat
+                    context['vm']['price'] = price
+                    context['vm']['vat_percent'] = vat_percent
+                    context['vm']['total_price'] = price + vat
                 except WrongIdError:
                     messages.error(
                         self.request,
@@ -1100,7 +1117,8 @@ class VirtualMachineView(LoginRequiredMixin, View):
             context = {
                 'virtual_machine': serializer.data,
                 'order': HostingOrder.objects.get(
-                    vm_id=serializer.data['vm_id'])
+                    vm_id=serializer.data['vm_id']
+                )
             }
         except Exception as ex:
             logger.debug("Exception generated {}".format(str(ex)))

utils/hosting_utils.py

@@ -1,6 +1,8 @@
+import decimal
 import logging
 from oca.pool import WrongIdError
 
+from datacenterlight.models import VMPricing
 from hosting.models import UserHostingKey, VMDetail
 from opennebula_api.serializers import VirtualMachineSerializer
 
@@ -49,14 +51,74 @@ def get_or_create_vm_detail(user, manager, vm_id):
     return vm_detail_obj
 
 
-def get_vm_price(cpu, memory, disk_size):
+def get_vm_price(cpu, memory, disk_size, hdd_size=0, pricing_name='default'):
     """
     A helper function that computes price of a VM from given cpu, ram and
     ssd parameters
 
     :param cpu: Number of cores of the VM
     :param memory: RAM of the VM
-    :param disk_size: Disk space of the VM
+    :param disk_size: Disk space of the VM (SSD)
+    :param hdd_size: The HDD size
+    :param pricing_name: The pricing name to be used
     :return: The price of the VM
     """
-    return (cpu * 5) + (memory * 2) + (disk_size * 0.6)
+    try:
+        pricing = VMPricing.objects.get(name=pricing_name)
+    except Exception as ex:
+        logger.error(
+            "Error getting VMPricing object for {pricing_name}."
+            "Details: {details}".format(
+                pricing_name=pricing_name, details=str(ex)
+            )
+        )
+        return None
+    price = ((decimal.Decimal(cpu) * pricing.cores_unit_price) +
+             (decimal.Decimal(memory) * pricing.ram_unit_price) +
+             (decimal.Decimal(disk_size) * pricing.ssd_unit_price) +
+             (decimal.Decimal(hdd_size) * pricing.hdd_unit_price))
+    cents = decimal.Decimal('.01')
+    price = price.quantize(cents, decimal.ROUND_HALF_UP)
+    return float(price)
+
+
+def get_vm_price_with_vat(cpu, memory, ssd_size, hdd_size=0,
+                          pricing_name='default'):
+    """
+    A helper function that computes price of a VM from given cpu, ram and
+    ssd, hdd and the pricing parameters
+
+    :param cpu: Number of cores of the VM
+    :param memory: RAM of the VM
+    :param ssd_size: Disk space of the VM (SSD)
+    :param hdd_size: The HDD size
+    :param pricing_name: The pricing name to be used
+    :return: The a tuple containing the price of the VM, the VAT and the
+             VAT percentage
+    """
+    try:
+        pricing = VMPricing.objects.get(name=pricing_name)
+    except Exception as ex:
+        logger.error(
+            "Error getting VMPricing object for {pricing_name}."
+            "Details: {details}".format(
+                pricing_name=pricing_name, details=str(ex)
+            )
+        )
+        return None
+
+    price = ((decimal.Decimal(cpu) * pricing.cores_unit_price) +
+             (decimal.Decimal(memory) * pricing.ram_unit_price) +
+             (decimal.Decimal(ssd_size) * pricing.ssd_unit_price) +
+             (decimal.Decimal(hdd_size) * pricing.hdd_unit_price))
+    if pricing.vat_inclusive:
+        vat = decimal.Decimal(0)
+        vat_percent = decimal.Decimal(0)
+    else:
+        vat = price * pricing.vat_percentage * decimal.Decimal(0.01)
+        vat_percent = pricing.vat_percentage
+
+    cents = decimal.Decimal('.01')
+    price = price.quantize(cents, decimal.ROUND_HALF_UP)
+    vat = vat.quantize(cents, decimal.ROUND_HALF_UP)
+    return float(price), float(vat), float(vat_percent)