visualization: add a copy button (#39637)

bijoe/templates/bijoe/visualization.html

@@ -23,4 +23,5 @@
 {% block buttons %}
 {{ block.super }}
 <input type="submit" name="save" value="{% trans "Save" %}"/>
+<input type="submit" name="new" value="{% trans "New" %}"/>
 {% endblock %}

bijoe/visualization/views.py

@@ -143,6 +143,11 @@ class VisualizationView(views.AuthorizationMixin, CubeDisplayMixin, DetailView):
             named_visualization.parameters = self.visualization.to_json()
             if 'save' in request.POST:
                 named_visualization.save()
+            if 'new' in request.POST:
+                return redirect('%s?%s' % (
+                    reverse('cube', kwargs={'warehouse': self.cube.engine.name, 'cube': self.cube.name}),
+                    request.POST.urlencode()))
+
         return self.get(request, *args, **kwargs)
 
     def get_context_data(self, **kwargs):