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# 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
from util import *
from atomutil import *
from sys import debug
# Convert an id to an app id
def appid(id):
return ("apps", car(id), "app.info")
# Put an app into the apps db
def put(id, app, user, cache, db, dashboard, store, composites, pages, icons):
debug('apps.py::put::id', id)
debug('apps.py::put::app', app)
# Update an app
eid = entryid(app)
if car(id) == eid:
# Check app author
eapp = cache.get(appid(id))
if (not isNull(eapp)) and (author(eapp) != user.get(())):
debug('apps.py::put', 'different author', author(eapp))
return False
# Update the app in the apps db
appentry = mkentry(title(app), car(id), user.get(()), now(), content(app))
debug('apps.py::put::appentry', appentry)
cache.put(appid(id), appentry)
dashboard.put(id, appentry)
# Create new page and composite if necessary
if isNull(eapp):
comp = mkentry(car(id), car(id), user.get(()), now(), ())
composites.put(id, comp)
page = mkentry(car(id), car(id), user.get(()), now(), ())
pages.put(id, page)
icon = mkentry(car(id), car(id), user.get(()), now(), ())
icons.put(id, icon)
return True
return True
# Check app author
eapp = cache.get(appid(id))
if (not isNull(eapp)) and (author(eapp) != user.get(())):
debug('apps.py::put', 'different author', author(eapp))
return False
# Get app to clone
capp = cache.get(appid((eid,)))
if isNull(capp):
debug('apps.py::put', 'cloned app not found', (eid,))
return False
# Clone app
appentry = mkentry(title(capp), car(id), user.get(()), now(), content(capp))
debug('apps.py::put::appentry', appentry)
cache.put(appid(id), appentry)
composites.put(id, composites.get((eid,)))
pages.put(id, pages.get((eid,)))
icons.put(id, icons.get((eid,)))
dashboard.put(id, appentry)
return True
# Get an app from the apps db
def get(id, user, cache, db, dashboard, store, composites, pages, icons):
debug('apps.py::get::id', id)
# Return the newest apps
if isNull(id):
newentries = db.get((("'regex", '("apps" .* "app.info")'), ("'rank", "(regexp_matches(value, '(.*\\(updated )([^\\)]+)(\\).*)'))[2]::timestamp"), ("'limit", 50)))
entries = tuple(map(lambda v: car(v), () if isNull(newentries) else newentries))
#def sortkey(e):
# return updated((e,))
#sortedentries = tuple(sorted(entries, key = sortkey, reverse = True))
newapps = ((("'feed", ("'title", "Apps"), ("'id", 'apps')) + entries),)
debug('apps.py::get::newapps', newapps)
return newapps
# Get the requested app
app = cache.get(appid(id))
if isNull(app):
debug('apps.py::get', 'app not found', id)
return None
# Return the app
debug('apps.py::get::app', app)
return app
# Delete an app from the apps db
def delete(id, user, cache, db, dashboard, store, composites, pages, icons):
debug('apps.py::delete::id', id)
# Get the requested app
app = cache.get(appid(id))
if isNull(app):
debug('apps.py::delete', 'app not found', id)
return False
# Check app author
if author(app) != user.get(()):
debug('apps.py::delete', 'different author', author(app))
return False
# Delete the app, its composite and page
dashboard.delete(id)
composites.delete(id)
pages.delete(id)
icons.delete(id)
cache.delete(appid(id))
return True
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