#!/usr/bin/env python
# Copyright (C) 2006, Red Hat, Inc.
#
# 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 2 of the License, or
# (at your option) any later version.
#
# 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, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

import sys
import os
import gettext
import logging
import time
import shutil

import gtk
import gobject
import dbus.glib

gtk.gdk.threads_init()
dbus.glib.threads_init()

from sugar import logger
from sugar.profile import get_profile
from sugar.datastore import datastore
from sugar import env

from jarabe.shellservice import ShellService
from jarabe.session import get_session_manager
from jarabe.nmservice import NMService
from jarabe.model import sound
from jarabe.model import screen
from jarabe.journal import journalactivity
from jarabe.view import launcher
from jarabe import intro
from jarabe import logsmanager
from jarabe import config

def _shell_started_cb(home_window):
    screen.set_dcon_freeze(0)

    if os.path.isfile(os.path.expanduser('~/.sugar-update')):
        home_window.get_home_box().show_software_updates_alert()

    # Mount the datastore in internal flash
    ds_path = env.get_profile_path('datastore')
    try:
        datastore.mount(ds_path, [], timeout=120)
    except Exception, e:
        # Don't explode if there's corruption; move the data out of the way
        # and attempt to create a store from scratch.
        logging.error(e)
        shutil.move(ds_path, os.path.abspath(ds_path) + str(time.time()))
        datastore.mount(ds_path, [], timeout=120)

    journalactivity.start()

def main():
    try:
        logsmanager.setup()
    except Exception, e:
        # logs setup is not critical; it should not prevent sugar from
        # starting if (for example) the disk is full or read-only.
        print 'Log setup failed: %s' % e

    logger.start('shell')

    sys.path.append(config.ext_path)

    gettext.bindtextdomain('sugar', config.locale_path)
    gettext.textdomain('sugar')

    icons_path = os.path.join(config.data_path, 'icons')
    gtk.icon_theme_get_default().append_search_path(icons_path)

    intro.check_profile()

    # set timezone    
    if get_profile().timezone is not None:    
        os.environ['TZ'] = get_profile().timezone

    from jarabe.frame import frame
    frame = frame.get_instance()

    from jarabe.view.keyhandler import KeyHandler
    key_handler = KeyHandler(frame)

    from jarabe.desktop.homewindow import HomeWindow
    home_window = HomeWindow()
    home_window.show()

    ShellService()

    launcher.setup()

    session_manager = get_session_manager()
    session_manager.start()

    try:
        nm_service = NMService()
    except dbus.DBusException:
        logging.error("Network manager is already running.")

    sound.restore()

    gobject.idle_add(_shell_started_cb, home_window)

    try:
        gtk.main()
    except KeyboardInterrupt:
        print 'Ctrl+C pressed, exiting...'

    sound.save()

main()