super(Exception, self).__init__(message)
+def deep_get(target_dict, key_list):
+ """
+ Get a value from target_dict entering in the nested keys. If keys does not exist, it returns None
+ Example target_dict={a: {b: 5}}; key_list=[a,b] returns 5; both key_list=[a,b,c] and key_list=[f,h] return None
+ :param target_dict: dictionary to be read
+ :param key_list: list of keys to read from target_dict
+ :return: The wanted value if exist, None otherwise
+ """
+ for key in key_list:
+ if not isinstance(target_dict, dict) or key not in target_dict:
+ return None
+ target_dict = target_dict[key]
+ return target_dict
+
+
def get_iterable(input_var):
"""
Returns an iterable, in case input_var is None it just returns an empty tuple
final_content["_admin"]["modified"] = now
return None
- def _send_msg(self, action, content):
- if self.topic_msg:
+ def _send_msg(self, action, content, not_send_msg=None):
+ if self.topic_msg and not_send_msg is not False:
content.pop("_admin", None)
- self.msg.write(self.topic_msg, action, content)
+ if isinstance(not_send_msg, list):
+ not_send_msg.append((self.topic_msg, action, content))
+ else:
+ self.msg.write(self.topic_msg, action, content)
def check_conflict_on_del(self, session, _id, db_content):
"""
rollback.append({"topic": self.topic, "_id": _id})
if op_id:
content["op_id"] = op_id
- self._send_msg("create", content)
+ self._send_msg("created", content)
return _id, op_id
except ValidationError as e:
raise EngineException(e, HTTPStatus.UNPROCESSABLE_ENTITY)
filter_q.update(self._get_project_filter(session))
return self.db.del_list(self.topic, filter_q)
- def delete_extra(self, session, _id, db_content):
+ def delete_extra(self, session, _id, db_content, not_send_msg=None):
"""
Delete other things apart from database entry of a item _id.
e.g.: other associated elements at database and other file system storage
:param _id: server internal id
:param db_content: The database content of the _id. It is already deleted when reached this method, but the
content is needed in same cases
+ :param not_send_msg: To not send message (False) or store content (list) instead
:return: None if ok or raises EngineException with the problem
"""
pass
- def delete(self, session, _id, dry_run=False):
+ def delete(self, session, _id, dry_run=False, not_send_msg=None):
"""
Delete item by its internal _id
:param session: contains "username", "admin", "force", "public", "project_id", "set_project"
:param _id: server internal id
:param dry_run: make checking but do not delete
+ :param not_send_msg: To not send message (False) or store content (list) instead
:return: operation id (None if there is not operation), raise exception if error or not found, conflict, ...
"""
return None
else:
self.db.del_one(self.topic, filter_q)
- self.delete_extra(session, _id, item_content)
- self._send_msg("deleted", {"_id": _id})
+ self.delete_extra(session, _id, item_content, not_send_msg=not_send_msg)
+ self._send_msg("deleted", {"_id": _id}, not_send_msg=not_send_msg)
return None
def edit(self, session, _id, indata=None, kwargs=None, content=None):
if op_id:
indata["op_id"] = op_id
indata["_id"] = _id
- self._send_msg("edit", indata)
+ self._send_msg("edited", indata)
return op_id
except ValidationError as e:
raise EngineException(e, HTTPStatus.UNPROCESSABLE_ENTITY)