dashboard: add Vm{Create,Download}DiskForm

circle/dashboard/forms.py

@@ -846,6 +846,12 @@ class LeaseForm(forms.ModelForm):
         model = Lease
 
 
+class VmCreateDiskForm(forms.Form):
+    name = forms.CharField(max_length=100, label=_("Name"))
+    size = forms.CharField(
+        widget=FileSizeWidget, initial=10<<30, label=_('Size'),
+        help_text=_('Size of disk to create in bytes or with units '
+                    'like MB or GB.'))
 
     def clean_size(self):
         size_in_bytes = self.cleaned_data.get("size")
@@ -854,66 +860,23 @@ class LeaseForm(forms.ModelForm):
                                           " GB or MB!"))
         return size_in_bytes
 
-    def clean(self):
-        cleaned_data = self.cleaned_data
-        size = cleaned_data.get("size")
-        url = cleaned_data.get("url")
-
-        if not size and not url:
-            msg = _("You have to either specify size or URL")
-            self._errors[_("Global")] = self.error_class([msg])
-        return cleaned_data
-
-    def save(self, commit=True):
-        data = self.cleaned_data
+    @property
+    def helper(self):
+        helper = FormHelper(self)
+        helper.form_tag = False
+        return helper
 
-        if self.is_template:
-            inst = InstanceTemplate.objects.get(pk=self.object_pk)
-        else:
-            inst = Instance.objects.get(pk=self.object_pk)
-
-        if data['size']:
-            kwargs = {
-                'name': data['name'],
-                'type': "qcow2-norm",
-                'datastore': DataStore.objects.all()[0],
-                'size': data['size'],
-            }
-            d = Disk.create_empty(instance=inst, user=self.user, **kwargs)
-        else:
-            kwargs = {
-                'name': data['name'],
-                'url': data['url'],
-            }
-            Disk.create_from_url_async(instance=inst, user=self.user,
-                                       **kwargs)
-            d = None
 
-        return d
+class VmDownloadDiskForm(forms.Form):
+    name = forms.CharField(max_length=100, label=_("Name"))
+    url = forms.CharField()
 
     @property
     def helper(self):
-        helper = FormHelper()
-        helper.form_show_labels = False
-        helper.layout = Layout(
-            Field("is_template", type="hidden"),
-            Field("object_pk", type="hidden"),
-            Field("name", placeholder=_("Name")),
-            Field("size", placeholder=_("Disk size (for example: 20GB, "
-                                        "1500MB)")),
-            Field("url", placeholder=_("URL to an ISO image")),
-            AnyTag(
-                "div",
-                HTML(
-                    _("Either specify the size for an empty disk or a URL "
-                      "to an ISO image!")
-                ),
-                css_class="alert alert-info",
-                style="padding: 5px; text-align: justify;",
-            ),
-        )
-        helper.add_input(Submit("submit", _("Add"),
+        helper = FormHelper(self)
+        helper.add_input(Submit("submit", _("Create"),
                                 css_class="btn btn-success"))
+        helper.form_tag = False
         return helper