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update wrapped models according to changeset

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This commit is contained in:
Laura Klünder 2017-06-13 16:15:28 +02:00
parent fb91af07e0
commit 164fe5d892
2 changed files with 40 additions and 2 deletions
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18
src/c3nav/editor/wrappers.py
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@ -70,14 +70,28 @@ class ModelInstanceWrapper(BaseWrapper):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
updates = self._changeset.updated_values.get(type(self._obj), {}).get(self._obj.pk, {})
self._initial_values = {}
for field in self._obj._meta.get_fields():
if field.related_model is None:
if field.primary_key:
continue
self._initial_values[field] = getattr(self, field.name)
if field.name == 'titles':
for name, value in updates.items():
if not name.startswith('title_'):
continue
if not value:
self._obj.titles.pop(name[6:], None)
else:
self._obj.titles[name[6:]] = value
elif field.name in updates:
setattr(self._obj, field.name, updates[field.name])
self._initial_values[field] = getattr(self._obj, field.name)
elif (field.many_to_one or field.one_to_one) and not field.primary_key:
self._initial_values[field] = getattr(self, field.name)
if field.name in updates:
self._wrap_model(field.model).get(pk=updates[field.name])
self._initial_values[field] = getattr(self._obj, field.name)
def __eq__(self, other):
if type(other) == ModelWrapper: