| # 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. |
| """legacy force directed to echart |
| |
| Revision ID: 1412ec1e5a7b |
| Revises: c501b7c653a3 |
| Create Date: 2021-02-14 11:46:02.379832 |
| |
| """ |
| import json |
| |
| import sqlalchemy as sa |
| 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 = "1412ec1e5a7b" |
| down_revision = "c501b7c653a3" |
| |
| |
| 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(Slice.viz_type.like("directed_force")): |
| params = json.loads(slc.params) |
| groupby = params.get("groupby", []) |
| if groupby: |
| params["source"] = groupby[0] |
| params["target"] = groupby[1] if len(groupby) > 1 else None |
| del params["groupby"] |
| |
| params["edgeLength"] = 400 |
| params["repulsion"] = 1000 |
| params["layout"] = "force" |
| |
| if "charge" in params: |
| del params["charge"] |
| if "collapsed_fieldset" in params: |
| del params["collapsed_fieldsets"] |
| if "link_length" in params: |
| del params["link_length"] |
| |
| slc.params = json.dumps(params) |
| slc.viz_type = "graph_chart" |
| 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(Slice.viz_type.like("graph_chart")): |
| params = json.loads(slc.params) |
| source = params.get("source", None) |
| target = params.get("target", None) |
| if source and target: |
| params["groupby"] = [source, target] |
| del params["source"] |
| del params["target"] |
| |
| params["charge"] = "-500" |
| params["collapsed_fieldsets"] = "" |
| params["link_length"] = "200" |
| if "edgeLength" in params: |
| del params["edgeLength"] |
| if "repulsion" in params: |
| del params["repulsion"] |
| if "layout" in params: |
| del params["layout"] |
| |
| slc.params = json.dumps(params) |
| slc.viz_type = "directed_force" |
| session.merge(slc) |
| session.commit() |
| session.close() |