#    Eve W-Space
#    Copyright (C) 2013  Andrew Austin and other contributors
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation, either version 3 of the License, or
#    (at your option) any later version. An additional term under section
#    7 of the GPL is included in the LICENSE file.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
from core.models import ConfigEntry

def get_config(name, user):
    """
    Gets the correct config value for the given key name.
    Value with the given user has priority over any default value.
    """
    if ConfigEntry.objects.filter(name=name, user=user).count() != 0:
        return ConfigEntry.objects.get(name=name, user=user)

    # No user value, look for global / default
    if ConfigEntry.objects.filter(name=name, user=None).count() != 0:
        return ConfigEntry.objects.get(name=name, user=None)
    else:
        raise KeyError("No configuration entry with key %s was found." % name)

#    Eve W-Space
#    Copyright (C) 2013  Andrew Austin and other contributors
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation, either version 3 of the License, or
#    (at your option) any later version. An additional term under section
#    7 of the GPL is included in the LICENSE file.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
from core.models import ConfigEntry

def get_config(name, user):
    """
    Gets the correct config value for the given key name.
    Value with the given user has priority over any default value.
    """
    try:
        return ConfigEntry.objects.get(name=name, user=user)
    except ConfigEntry.DoesNotExist:
        return ConfigEntry.objects.get(name=name, user=None)

Reduce queries used to lookup config