def _update_parent(self, parent):
if self.instance.get_parent() == parent:
return
if parent is None: # transform this on a root node
self.instance.move(Category.get_first_root_node(), pos='sorted-sibling')
else:
self.instance.move(parent, pos='sorted-child')
def _create_node(self, parent):
keys = ['name', 'description', 'slug']
data = {}
for key in keys:
data[key] = self.cleaned_data[key]
if parent is None: # reate a root node
root = Category.get_first_root_node()
if root:
self.instance = root.add_sibling(pos='sorted-sibling', **data)
else:
self.instance = Category.add_root(**data)
else:
child = parent.get_first_child()
if child:
self.instance = child.add_sibling(pos='sorted-sibling', **data)
else:
self.instance = parent.add_child(**data)
