| # 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. |
| """migrate_old_annotation_layers |
| |
| Revision ID: 21e88bc06c02 |
| Revises: 67a6ac9b727b |
| Create Date: 2017-12-17 11:06:30.180267 |
| |
| """ |
| import json |
| |
| from alembic import op |
| from sqlalchemy import Column, Integer, or_, String, Text |
| from sqlalchemy.ext.declarative import declarative_base |
| |
| from superset import db |
| |
| # revision identifiers, used by Alembic. |
| revision = "21e88bc06c02" |
| down_revision = "67a6ac9b727b" |
| |
| Base = declarative_base() |
| |
| |
| class Slice(Base): |
| __tablename__ = "slices" |
| id = Column(Integer, primary_key=True) |
| viz_type = Column(String(250)) |
| params = Column(Text) |
| |
| |
| def upgrade(): |
| bind = op.get_bind() |
| session = db.Session(bind=bind) |
| |
| for slc in session.query(Slice).filter( |
| or_(Slice.viz_type.like("line"), Slice.viz_type.like("bar")) |
| ): |
| params = json.loads(slc.params) |
| layers = params.get("annotation_layers", []) |
| if layers: |
| new_layers = [] |
| for layer in layers: |
| new_layers.append( |
| { |
| "annotationType": "INTERVAL", |
| "style": "solid", |
| "name": "Layer {}".format(layer), |
| "show": True, |
| "overrides": {"since": None, "until": None}, |
| "value": layer, |
| "width": 1, |
| "sourceType": "NATIVE", |
| } |
| ) |
| params["annotation_layers"] = new_layers |
| slc.params = json.dumps(params) |
| session.merge(slc) |
| session.commit() |
| session.close() |
| |
| |
| def downgrade(): |
| bind = op.get_bind() |
| session = db.Session(bind=bind) |
| |
| for slc in session.query(Slice).filter( |
| or_(Slice.viz_type.like("line"), Slice.viz_type.like("bar")) |
| ): |
| params = json.loads(slc.params) |
| layers = params.get("annotation_layers", []) |
| if layers: |
| params["annotation_layers"] = [layer["value"] for layer in layers] |
| slc.params = json.dumps(params) |
| session.merge(slc) |
| session.commit() |
| session.close() |