def edit(request, obj, appstruct, pre_save=None):
object_id=obj._id
object_path=obj.resource_path()
old_values = obj.get_schema_values()
obj.set_appstruct(appstruct)
if pre_save: pre_save(obj, request, appstruct)
new_values = obj.get_schema_values()
changes = diff_dictionaries(old_values, new_values)
if not changes: return False
obj.save()
log_history(request, 'edit',
ids=[object_id],
object_path=object_path,
changes=changes)
return True
def revert(request, obj, history_id):
hc = HistoryCollection(request)
history_item = hc.get_history_item(history_id)
history_time = history_item['time']
object_id=obj._id
object_path=obj.resource_path()
old_values = obj.get_schema_values()
hc.apply_history(obj, history_id)
new_values = obj.get_schema_values()
changes = diff_dictionaries(old_values, new_values)
if not changes: return False
obj.save()
log_history(request, 'revert',
ids=[object_id],
object_path=object_path,
changes=changes,
history_id=history_id,
history_time=history_time)
return True
