superset redirects 源码
superset redirects 代码
文件路径：/superset/views/redirects.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 typing import Optional
from flask import flash
from flask_appbuilder import expose
from werkzeug.utils import redirect
from superset import db, event_logger
from superset.models import core as models
from superset.superset_typing import FlaskResponse
from superset.views.base import BaseSupersetView
logger = logging.getLogger(__name__)
class R(BaseSupersetView): # pylint: disable=invalid-name
"""used for short urls"""
@staticmethod
def _validate_explore_url(url: str) -> Optional[str]:
if url.startswith("//superset/explore/p/"):
return url
if url.startswith("//superset/explore"):
return "/" + url[10:] # Remove /superset from old Explore URLs
if url.startswith("//explore"):
return url
return None
@staticmethod
def _validate_dashboard_url(url: str) -> Optional[str]:
if url.startswith("//superset/dashboard/"):
return url
return None
@event_logger.log_this
@expose("/<int:url_id>")
def index(self, url_id: int) -> FlaskResponse:
url = db.session.query(models.Url).get(url_id)
if url and url.url:
explore_url = self._validate_explore_url(url.url)
if explore_url:
if explore_url.startswith("//explore/?"):
explore_url = f"//explore/?r={url_id}"
return redirect(explore_url[1:])
dashboard_url = self._validate_dashboard_url(url.url)
if dashboard_url:
return redirect(dashboard_url[1:])
return redirect("/")
flash("URL to nowhere...", "danger")
return redirect("/")
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