def get_encrypted_value(self, value: FieldFile, encryption_key: str):
file_name = value.name
value.delete(save=False)
file = self.get_replacement_file(file_name)
if func_supports_parameter(value.storage.save, 'max_length'):
value.name = value.storage.save(file_name,
file,
max_length=value.field.max_length)
else:
# Backwards compatibility removed in Django 1.10
value.name = value.storage.save(file_name, file)
setattr(value.instance, value.field.name, value.name)
value._size = file.size # Django 1.8 + 1.9
value._committed = True
file.close()
return value
def my_decoder(obj):
if '__type__' in obj:
if obj['__type__'] == '__datetime__':
return datetime.fromtimestamp(obj['epoch'])
if obj['__type__'] == '__date__':
return date.fromtimestamp(obj['epoch'])
if obj['__type__'] == '__uuid__':
return uuid.UUID('{%s}'%obj['tval'], version=obj['tversion'])
if obj['__type__'] == '__fieldfile__':
ff = FieldFile(None, type('field', (object,), {'storage':{}}), None)
ff.name = obj['tval']
return ff
return obj
