gpodder/src/gpodder/core.py

# -*- coding: utf-8 -*-
#
# gPodder - A media aggregator and podcast client
# Copyright (c) 2005-2012 Thomas Perl and the gPodder Team
#
# gPodder 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.
#
# gPodder 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/>.
#

# gpodder.core - Common functionality used by all UIs
# Thomas Perl <thp@gpodder.org>; 2011-02-06


import gpodder

from gpodder import util
from gpodder import config
from gpodder import dbsqlite
from gpodder import extensions
from gpodder import model


class Core(object):
    def __init__(self,
                 config_class=config.Config,
                 database_class=dbsqlite.Database,
                 model_class=model.Model,
                 extension_list=[]):
        # Initialize the gPodder home directory
        util.make_directory(gpodder.home)

        # Open the database and configuration file
        self.db = database_class(gpodder.database_file)
        self.model = model_class(self.db)
        self.config = config_class(gpodder.config_file)

        # Load extension modules and install the extension manager
        gpodder.user_extensions = extensions.ExtensionManager(self,
            extension_list=extension_list)

        # Load installed/configured plugins
        gpodder.load_plugins()

        # Update the current device in the configuration
        self.config.mygpo.device.type = util.detect_device_type()

    def shutdown(self):
        # Notify all extensions that we are being shut down
        gpodder.user_extensions.shutdown()

        # Close the database and store outstanding changes
        self.db.close()