| # 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. |
| |
| # App collection implementation |
| import os |
| from util import * |
| |
| # Convert an id to an app id |
| def appid(id): |
| return ("'" + car(id), "'app.stats") |
| |
| # Link implementation resources into an app |
| def mkapplink(id): |
| try: |
| os.symlink('../../../../../nuvem/nuvem-parallel/nuvem', 'apps/' + car(id) + '/nuvem') |
| os.symlink('../../../../components', 'apps/' + car(id) + '/lib') |
| os.mkdir('apps/' + car(id) + '/htdocs') |
| except: |
| pass |
| return True |
| |
| # Put an app into the apps db |
| def put(id, app, cache, store, composites, pages): |
| eid = cadr(caddr(car(app))) |
| appentry = (("'entry", cadr(car(app)), ("'id", car(id))),) |
| |
| # Update app in apps db |
| if car(id) == eid: |
| cache.put(appid(id), appentry) |
| mkapplink(id) |
| return True |
| |
| # Clone an app's composite and page |
| cache.put(appid(id), appentry) |
| mkapplink(id) |
| composites.put(id, composites.get((eid,))) |
| pages.put(id, pages.get((eid,))) |
| return True |
| |
| # Get an app from the apps db |
| def get(id, cache, store, composites, pages): |
| if isNil(id): |
| return (("'feed", ("'title", "Apps"), ("'id", "apps")),) |
| app = cache.get(appid(id)); |
| if isNil(app) or app is None: |
| return (("'entry", ("'title", car(id)), ("'id", car(id))),) |
| return app |
| |
| # Delete an app from the apps db |
| def delete(id, cache, store, composites, pages): |
| cache.delete(appid(id)) |
| composites.delete(id) |
| pages.delete(id) |
| return True |
| |