#!/usr/bin/python

# zavai - simple interface to the OpenMoko (or to the FSO stack)
#
# Copyright (C) 2009  Enrico Zini <enrico@enricozini.org>
#
# 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

import sys
import signal
import optparse
import gtk
import dbus
import dbus.mainloop.glib
import zavai

VERSION="0.1"

class Parser(optparse.OptionParser):
    def __init__(self, *args, **kwargs):
        # Yes, in 2009 optparse from the *standard library* still uses old
        # style classes
        optparse.OptionParser.__init__(self, *args, **kwargs)

    def error(self, msg):
        sys.stderr.write("%s: error: %s\n\n" % (self.get_prog_name(), msg))
        self.print_help(sys.stderr)
        sys.exit(2)

parser = Parser(usage="usage: %prog [options]",
                version="%prog "+ VERSION,
                description="Simple interactive interface for the OpenMoko")
parser.add_option("-v", "--verbose", action="store_true", help="verbose mode")

(opts, args) = parser.parse_args()

if not opts.verbose:
    zavai.set_quiet()

# Read configuration
zavai.info("Loading configuration")
conf = zavai.read_config(nick="zavai")

# Set up dbus
dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
dbus_system_bus = dbus.SystemBus()

# Set up zavai
registry = zavai.Registry()

# Register main factories
registry.register("dbus.system_bus", lambda *args, **kw: dbus_system_bus)
registry.register("conf", lambda *args, **kw: conf)
registry.register("app", zavai.Zavai)
registry.register("menu", zavai.Menu)
registry.register("gps", zavai.GPS)

# Load plugins
zavai.info("Loading plugins")
for p in zavai.load_plugins(nick="zavai"):
    try:
        p.init(conf = conf, registry = registry)
    except Exception, e:
        print >>sys.stderr, "Exception caught loading plugin %s: skipping plugin" % p
        print >>sys.stderr, "Exception details:"
        import traceback
        details = traceback.format_exc()
        print >>sys.stderr, "\t"+details.rstrip().replace("\n", "\n\t")

# Shutdown the main loop on SIGINT
def on_kill(signum, frame):
    gtk.main_quit()
signal.signal(signal.SIGINT, on_kill)
signal.signal(signal.SIGTERM, on_kill)

zavai.info("Starting")
app = registry.resource("app")
app.connect("destroy", gtk.main_quit)
app.run()

zavai.info("Shutting down")
registry.shutdown()

sys.exit(0)