mirror of
https://github.com/apache/superset.git
synced 2026-04-18 07:35:09 +00:00
85 lines
2.6 KiB
Python
85 lines
2.6 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.
|
|
"""Reduce position_json size by remove extra space and component id prefix
|
|
|
|
Revision ID: 7fcdcde0761c
|
|
Revises: c18bd4186f15
|
|
Create Date: 2018-08-01 11:47:02.233971
|
|
|
|
"""
|
|
|
|
# revision identifiers, used by Alembic.
|
|
import json
|
|
import re
|
|
|
|
import sqlalchemy as sa
|
|
from alembic import op
|
|
from sqlalchemy.ext.declarative import declarative_base
|
|
|
|
from superset import db
|
|
|
|
revision = "7fcdcde0761c"
|
|
down_revision = "c18bd4186f15"
|
|
|
|
Base = declarative_base()
|
|
|
|
|
|
class Dashboard(Base):
|
|
"""Declarative class to do query in upgrade"""
|
|
|
|
__tablename__ = "dashboards"
|
|
id = sa.Column(sa.Integer, primary_key=True)
|
|
dashboard_title = sa.Column(sa.String(500))
|
|
position_json = sa.Column(sa.Text)
|
|
|
|
|
|
def is_v2_dash(positions):
|
|
return (
|
|
isinstance(positions, dict) and positions.get("DASHBOARD_VERSION_KEY") == "v2"
|
|
)
|
|
|
|
|
|
def upgrade():
|
|
bind = op.get_bind()
|
|
session = db.Session(bind=bind)
|
|
|
|
dashboards = session.query(Dashboard).all()
|
|
for i, dashboard in enumerate(dashboards):
|
|
original_text = dashboard.position_json or ""
|
|
position_json = json.loads(original_text or "{}")
|
|
if is_v2_dash(position_json):
|
|
# re-dump the json data and remove leading and trailing white spaces
|
|
text = json.dumps(
|
|
position_json, indent=None, separators=(",", ":"), sort_keys=True
|
|
)
|
|
# remove DASHBOARD_ and _TYPE prefix/suffix in all the component ids
|
|
text = re.sub(r"DASHBOARD_(?!VERSION)", "", text)
|
|
text = text.replace("_TYPE", "")
|
|
|
|
dashboard.position_json = text
|
|
print(
|
|
"dash id:{} position_json size from {} to {}".format(
|
|
dashboard.id, len(original_text), len(text)
|
|
)
|
|
)
|
|
session.merge(dashboard)
|
|
session.commit()
|
|
|
|
|
|
def downgrade():
|
|
pass
|