def _update_diffed_value(self, name, value):
if is_iterable(value):
self._init_list_diff(name)
self[name] = value
if name in self['diffs']:
new_removed = []
for element in self['diffs'][name]['removed']:
if element in self[name]:
self[name].remove(element)
new_removed.append(element)
self['diffs'][name]['removed'] = new_removed
new_added = []
for element in self['diffs'][name]['added']:
if element not in self[name]:
self[name].append(element)
new_added.append(element)
self['diffs'][name]['added'] = new_added
else:
self[name] = value
if name in self['diffs']:
if self['diffs'][name] == value:
del self['diffs'][name]
else:
self[name] = self['diffs'][name]
def remove_fields(instances, fields):
if isinstance(instances, dict):
for field in fields:
remove_field(instances, field)
elif is_iterable(instances):
for instance in instances:
for field in fields:
remove_field(instance, field)
return instances
def update_setting_value(self, name, value):
if is_iterable(self[name]):
value = list_value(value)
for element in value:
if element not in self[name]:
self._add_value(name, element)
for element in self[name]:
if element not in value:
self._remove_value(name, element)
self[name] = value
else:
if self[name] != value:
self['diffs'][name] = value
self[name] = value