Files
superset2/superset/explore/utils.py
Bogdan 1e8259a410 perf: Implement model specific lookups by id to improve performance (#20974)
* Implement model specific lookups by id to improve performance

* Address comments e.g. better variable names and test cleanup

* commit after cleanup

* even better name and test cleanup via rollback

Co-authored-by: Bogdan Kyryliuk <bogdankyryliuk@dropbox.com>
2022-08-29 14:26:18 -03:00

64 lines
2.3 KiB
Python

# 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.
from typing import Optional
from flask_appbuilder.security.sqla.models import User
from superset import security_manager
from superset.charts.commands.exceptions import (
ChartAccessDeniedError,
ChartNotFoundError,
)
from superset.charts.dao import ChartDAO
from superset.datasets.commands.exceptions import (
DatasetAccessDeniedError,
DatasetNotFoundError,
)
from superset.datasets.dao import DatasetDAO
from superset.views.base import is_user_admin
from superset.views.utils import is_owner
def check_dataset_access(dataset_id: int) -> Optional[bool]:
if dataset_id:
# Access checks below, no need to validate them twice as they can be expensive.
dataset = DatasetDAO.find_by_id(dataset_id, skip_base_filter=True)
if dataset:
can_access_datasource = security_manager.can_access_datasource(dataset)
if can_access_datasource:
return True
raise DatasetAccessDeniedError()
raise DatasetNotFoundError()
def check_access(dataset_id: int, chart_id: Optional[int], actor: User) -> None:
check_dataset_access(dataset_id)
if not chart_id:
return
# Access checks below, no need to validate them twice as they can be expensive.
chart = ChartDAO.find_by_id(chart_id, skip_base_filter=True)
if chart:
can_access_chart = (
is_user_admin()
or is_owner(chart, actor)
or security_manager.can_access("can_read", "Chart")
)
if can_access_chart:
return
raise ChartAccessDeniedError()
raise ChartNotFoundError()