| # 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. |
| |
| # Dashboards collection implementation |
| from util import * |
| from atomutil import * |
| from sys import debug |
| |
| # Convert a particular user id to a dashboard id |
| def dashboardid(user): |
| return ("dashboards", user.get(()), "user.apps") |
| |
| # Get a dashboard from the cache |
| def getdashboard(id, cache): |
| debug('dashboards.py::getdashboard::id', id) |
| val = cache.get(id) |
| if isNull(val): |
| return () |
| dashboard = cdddr(car(val)) |
| if not isNull(dashboard) and isList(car(cadr(car(dashboard)))): |
| # Expand list of entries |
| edashboard = tuple(map(lambda e: cons("'entry", e), cadr(car(dashboard)))) |
| debug('dashboards.py::getdashboard::edashboard', edashboard) |
| return edashboard |
| |
| debug('dashboards.py::getdashboard::dashboard', dashboard) |
| return dashboard |
| |
| # Put a dashboard into the cache |
| def putdashboard(id, dashboard, cache): |
| debug('dashboards.py::putdashboard::id', id) |
| debug('dashboards.py::putdashboard::dashboard', dashboard) |
| val = ((("'feed", ("'title", "Your Apps"), ("'id", cadr(id))) + dashboard),) |
| return cache.put(id, val) |
| |
| # Put an app into the user's dashboard |
| def put(id, app, user, cache, apps, ratings): |
| debug('dashboards.py::put::id', id) |
| debug('dashboards.py::put::app', app) |
| |
| def putapp(id, app, dashboard): |
| if isNull(dashboard): |
| return app |
| if car(id) == entryid(dashboard): |
| return cons(car(app), cdr(dashboard)) |
| return cons(car(dashboard), putapp(id, app, cdr(dashboard))) |
| |
| appentry = mkentry(title(app), car(id), user.get(()), now(), content(app)) |
| debug('dashboards.py::put::appentry', appentry) |
| |
| dashboard = putapp(id, appentry, getdashboard(dashboardid(user), cache)) |
| return putdashboard(dashboardid(user), dashboard, cache) |
| |
| # Merge app info and ratings into a list of apps |
| def mergeapps(entries, apps, ratings): |
| debug('store.py::mergeapps::entries', entries) |
| |
| def mergeapp(entry): |
| debug('store.py::mergeapp::entry', entry) |
| id = (entryid(entry),) |
| app = apps.get(id) |
| if isNull(app): |
| return ((),) |
| info = content(app) |
| rating = ratings.get(id) |
| rates = content(rating) |
| mergedentry = mkentry(title(app), car(id), author(app), updated(app), ("'info",) + (() if isNull(info) else cdr(info)) + (() if isNull(rates) else cdr(rates))) |
| return mergedentry |
| |
| mergedentries = tuple(filter(lambda e: not isNull(e), map(lambda e: car(mergeapp((e,))), entries))) |
| debug('store.py::mergeapps::mergedentries', mergedentries) |
| return mergedentries |
| |
| # Get apps from the user's dashboard |
| def get(id, user, cache, apps, ratings): |
| debug('dashboards.py::get::id', id) |
| |
| def findapp(id, dashboard): |
| if isNull(dashboard): |
| return None |
| if car(id) == entryid(dashboard): |
| return (car(dashboard),) |
| return findapp(id, cdr(dashboard)) |
| |
| if isNull(id): |
| dashboardapps = mergeapps(getdashboard(dashboardid(user), cache), apps, ratings) |
| dashboard = ((("'feed", ("'title", "Your Apps"), ("'id", user.get(()))) + dashboardapps),) |
| debug('dashboards.py::get::dashboard', dashboard) |
| return dashboard |
| |
| app = findapp(id, getdashboard(dashboardid(user), cache)) |
| debug('dashboards.py::get::app', app) |
| return app |
| |
| # Delete apps from the user's dashboard |
| def delete(id, user, cache, apps, ratings): |
| debug('dashboards.py::delete::id', id) |
| if isNull(id): |
| return cache.delete(dashboardid(user)) |
| |
| def deleteapp(id, dashboard): |
| if isNull(dashboard): |
| return () |
| if car(id) == entryid(dashboard): |
| return cdr(dashboard) |
| return cons(car(dashboard), deleteapp(id, cdr(dashboard))) |
| |
| dashboard = getdashboard(dashboardid(user), cache) |
| deleted = deleteapp(id, dashboard) |
| if deleted == dashboard: |
| return False |
| return putdashboard(dashboardid(user), deleted, cache) |
| |