superset delete 源码
superset delete 代码
文件路径：/superset/explore/form_data/commands/delete.py
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
import logging
from abc import ABC
from typing import Optional
from flask import session
from sqlalchemy.exc import SQLAlchemyError
from superset.commands.base import BaseCommand
from superset.explore.form_data.commands.parameters import CommandParameters
from superset.explore.form_data.commands.state import TemporaryExploreState
from superset.explore.form_data.commands.utils import check_access
from superset.extensions import cache_manager
from superset.temporary_cache.commands.exceptions import (
TemporaryCacheAccessDeniedError,
TemporaryCacheDeleteFailedError,
)
from superset.temporary_cache.utils import cache_key
from superset.utils.core import DatasourceType, get_user_id
logger = logging.getLogger(__name__)
class DeleteFormDataCommand(BaseCommand, ABC):
def __init__(self, cmd_params: CommandParameters):
self._cmd_params = cmd_params
def run(self) -> bool:
try:
key = self._cmd_params.key
state: TemporaryExploreState = cache_manager.explore_form_data_cache.get(
key
)
if state:
datasource_id: int = state["datasource_id"]
chart_id: Optional[int] = state["chart_id"]
datasource_type = DatasourceType(state["datasource_type"])
check_access(datasource_id, chart_id, datasource_type)
if state["owner"] != get_user_id():
raise TemporaryCacheAccessDeniedError()
tab_id = self._cmd_params.tab_id
contextual_key = cache_key(
session.get("_id"), tab_id, datasource_id, chart_id, datasource_type
)
cache_manager.explore_form_data_cache.delete(contextual_key)
return cache_manager.explore_form_data_cache.delete(key)
return False
except SQLAlchemyError as ex:
logger.exception("Error running delete command")
raise TemporaryCacheDeleteFailedError() from ex
def validate(self) -> None:
pass
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