blob: d8805951fb01f73f6ffa59b329e3d7f2042155cb [file] [log] [blame]
# Copyright 2011 the Melange authors.
#
# Licensed 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.
"""Logic for Host Model.
"""
from soc.models.host import Host
from soc.models.program import Program
from soc.models.user import User
def getHostForUser(user_entity):
"""Returns the host entity for the given user.
Args:
user_entity: the user for whom the Host entity must be fetched.
returns:
The host entity for the given user_entity
"""
q = Host.all().ancestor(user_entity)
return q.get()
def getHostsForProgram(program_entity, limit=1000):
"""Returns all the host entities for the given program.
Args:
program_entity: The Program entity for which the hosts must be determined
Returns:
The list of host entities for the specified program entity
"""
sponsor_key = Program.scope.get_value_for_datastore(
program_entity)
q = User.all()
q.filter('host_for', sponsor_key)
# TODO(Madhu): Return the host entities once we run the Mapreduce to convert
# host entities to refer to their corresponding user entities.
return q.fetch(1000)