dashboard: clone templates view and form part

circle/dashboard/forms.py

@@ -7,9 +7,11 @@ from django.contrib.auth.forms import (
 
 from crispy_forms.helper import FormHelper
 from crispy_forms.layout import (
-    Layout, Div, BaseInput, Field, HTML, Submit, Fieldset, TEMPLATE_PACK
+    Layout, Div, BaseInput, Field, HTML, Submit, Fieldset, TEMPLATE_PACK,
 )
 
+from crispy_forms.bootstrap import UneditableField as UF
+
 from django.shortcuts import get_object_or_404
 from crispy_forms.utils import render_field
 from django import forms
@@ -600,6 +602,56 @@ class TemplateForm(forms.ModelForm):
         exclude = ('state', 'disks', )
 
 
+class TemplateCloneForm(forms.ModelForm):
+    uneditable_fields = ['num_cores', 'priority', 'ram_size', 'max_ram_size',
+                         'arch', 'access_method', 'boot_menu', 'raw_data',
+                         'description', 'system',
+                         'lease', 'tags']
+
+    def __init__(self, *args, **kwargs):
+        self.clone_from = kwargs.pop("clone_from")
+        self.user = kwargs.pop("user")
+        super(TemplateCloneForm, self).__init__(*args, **kwargs)
+
+        data = self.data.copy()
+        template = get_object_or_404(InstanceTemplate, pk=self.clone_from)
+        for f in self.uneditable_fields:
+            self.initial[f] = getattr(template, f)
+            value = getattr(template, f)
+            if hasattr(value, "pk"):
+                value = value.pk
+            data.update({'%s' % f: value})
+
+        data.update({'owner': self.user.pk})
+        self.data = data
+
+    def save(self, *args, **kwargs):
+        pass
+
+    @property
+    def helper(self):
+        helper = FormHelper()
+
+        ufs = [UF(uf) for uf in self.uneditable_fields]
+        helper.layout = Layout(
+            Fieldset(
+                _("Modify these"),
+                Field("name"),
+            ),
+            Fieldset(
+                _("You can't modify these ..."),
+                *ufs
+            )
+        )
+
+        helper.add_input(Submit('submit', _('Clone template')))
+        return helper
+
+    class Meta:
+        model = InstanceTemplate
+        exclude = ('state', 'disks', )
+
+
 class LeaseForm(forms.ModelForm):
 
     def __init__(self, *args, **kwargs):

circle/dashboard/templates/dashboard/template-clone.html

+{% extends "dashboard/base.html" %}
+{% load i18n %}
+{% load sizefieldtags %}
+{% load crispy_forms_tags %} 
+
+{% block title-page %}{% trans "Clone template" %}{% endblock %}
+
+{% block content %}
+
+<div class="row">
+  <div class="col-md-12">
+    <div class="panel panel-default">
+      <div class="panel-heading">
+        <a class="pull-right btn btn-default btn-xs" href="{% url "dashboard.views.template-list" %}">{% trans "Back" %}</a>
+        <h3 class="no-margin"><i class="icon-puzzle-piece"></i> {% trans "Clone template" %}</h3>
+      </div>
+      <div class="panel-body">
+        {% with form=form %}
+          {% include "display-form-errors.html" %}
+        {% endwith %}
+        {% crispy form %}
+      </div>
+    </div>
+  </div>
+</div><!-- .row -->
+
+
+<style>
+  fieldset {
+    margin-top: 40px;
+  }
+  fieldset legend {
+    font-weight: bold;
+  }
+</style>
+{% endblock %}
+
+{% block extra_js %}
+{% endblock %}

circle/dashboard/templates/dashboard/template-list/column-template-actions.html

 {% load i18n %}
-<a href="{% url "dashboard.views.template-create" %}?parent={{ record.pk }}" id="template-list-clone-button" class="btn btn-default btn-xs" title="{% trans "Clone" %}">
+<a href="{% url "dashboard.views.template-clone" pk=record.pk %}" id="template-list-clone-button" class="btn btn-default btn-xs" title="{% trans "Clone" %}">
   <i class="icon-copy"></i>
 </a>
 <a href="{% url "dashboard.views.template-detail" pk=record.pk%}" id="template-list-edit-button" class="btn btn-default btn-xs" title="{% trans "Edit" %}">

circle/dashboard/urls.py

@@ -11,7 +11,7 @@ from .views import (
     TransferOwnershipConfirmView, TransferOwnershipView, vm_activity, VmCreate,
     VmDelete, VmDetailView, VmDetailVncTokenView, VmGraphView, VmList,
     VmMassDelete, VmMigrateView, VmRenewView, DiskRemoveView,
-    get_disk_download_status, TemplateChoose,
+    get_disk_download_status, TemplateChoose, TemplateClone
 )
 
 urlpatterns = patterns(
@@ -36,6 +36,8 @@ urlpatterns = patterns(
         name="dashboard.views.template-list"),
     url(r"^template/delete/(?P<pk>\d+)/$", TemplateDelete.as_view(),
         name="dashboard.views.template-delete"),
+    url(r"^template/clone/(?P<pk>\d+)/$", TemplateClone.as_view(),
+        name="dashboard.views.template-clone"),
 
     url(r'^vm/(?P<pk>\d+)/remove_port/(?P<rule>\d+)/$', PortDelete.as_view(),
         name='dashboard.views.remove-port'),

circle/dashboard/views.py

@@ -37,7 +37,7 @@ from braces.views import (
 
 from .forms import (
     CircleAuthenticationForm, DiskAddForm, HostForm, LeaseForm, MyProfileForm,
-    NodeForm, TemplateForm, TraitForm, VmCustomizeForm,
+    NodeForm, TemplateForm, TraitForm, VmCustomizeForm, TemplateCloneForm
 )
 from .tables import (NodeListTable, NodeVmListTable,
                      TemplateListTable, LeaseListTable, GroupListTable,)
@@ -762,6 +762,36 @@ class TemplateChoose(TemplateView):
         return context
 
 
+class TemplateClone(CreateView):
+    template_name = "dashboard/template-clone.html"
+    form_class = TemplateCloneForm
+    model = InstanceTemplate
+
+    def get_form_kwargs(self):
+        kwargs = super(TemplateClone, self).get_form_kwargs()
+        kwargs['clone_from'] = self.kwargs['pk']
+        kwargs['user'] = self.request.user
+        return kwargs
+
+    def get(self, *args, **kwargs):
+        if not self.request.user.has_perm('vm.create_template'):
+            raise PermissionDenied()
+
+        return super(TemplateClone, self).get(*args, **kwargs)
+
+    def post(self, request, *args, **kwargs):
+        if not self.request.user.has_perm('vm.create_template'):
+            raise PermissionDenied()
+
+        form = self.form_class(request.POST, clone_from=kwargs['pk'],
+                               user=request.user)
+        if not form.is_valid():
+            return self.get(request, form, *args, **kwargs)
+        else:
+            # clone template
+            return redirect("/")  # temp
+
+
 class TemplateCreate(SuccessMessageMixin, CreateView):
     model = InstanceTemplate
     form_class = TemplateForm