bin/gpodder

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3
   4 #
   5 # gPodder - A media aggregator and podcast client
   6 # Copyright (c) 2005-2009 Thomas Perl and the gPodder Team
   7 #
   8 # gPodder is free software; you can redistribute it and/or modify
   9 # it under the terms of the GNU General Public License as published by
  10 # the Free Software Foundation; either version 3 of the License, or
  11 # (at your option) any later version.
  12 #
  13 # gPodder is distributed in the hope that it will be useful,
  14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 # GNU General Public License for more details.
  17 #
  18 # You should have received a copy of the GNU General Public License
  19 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20 #
  21
  22 """
  23 gPodder enables you to subscribe to RSS feeds and download
  24 podcast episodes from these feeds. gPodder can operate in
  25 GUI mode and in CLI mode. Downloaded podcasts can either
  26 be synchronized to portable MP3 players (including iPods)
  27 or played back on the user's desktop.
  28 """
  29
  30 import sys
  31 import os
  32 import os.path
  33 import platform
  34
  35 import gettext
  36
  37 import dbus
  38 import dbus.glib
  39
  40 from optparse import OptionParser
  41
  42 if __name__ == '__main__':
  43     # Paths to important files
  44     gpodder_script = sys.argv[0]
  45     if os.path.islink(gpodder_script):
  46         gpodder_script = os.readlink(gpodder_script)
  47     gpodder_dir = os.path.join(os.path.dirname(gpodder_script), '..')
  48     prefix = os.path.abspath(os.path.normpath(gpodder_dir))
  49
  50     src_dir = os.path.join(prefix, 'src')
  51     data_dir = os.path.join(prefix, 'data')
  52     locale_dir = os.path.join(prefix, 'share', 'locale')
  53     glade_file = os.path.join(prefix, 'share', 'gpodder', 'gpodder.glade')
  54     icon_file = os.path.join(prefix, 'share', 'icons', 'hicolor', 'scalable', 'apps', 'gpodder.svg')
  55
  56     if os.path.exists(src_dir) and os.path.exists(data_dir) and \
  57             not prefix.startswith('/usr'):
  58         # Run gPodder from local source folder (not installed)
  59         print >>sys.stderr, 'Using modules from', src_dir
  60         sys.path.insert(0, src_dir)
  61         print >>sys.stderr, 'Using resources from', data_dir
  62         locale_dir = os.path.join(data_dir, 'locale')
  63         glade_file = os.path.join(data_dir, 'gpodder.glade')
  64         icon_file = os.path.join(data_dir, 'gpodder.svg')
  65
  66     # Set up the path to translation files
  67     gettext.bindtextdomain('gpodder', locale_dir)
  68
  69     import gpodder
  70
  71     # Enable i18n for gPodder translations
  72     _ = gpodder.gettext
  73
  74     # Set up paths to gpodder.glade and gpodder.svg
  75     gpodder.glade_file = glade_file
  76     gpodder.icon_file = icon_file
  77
  78     s_usage = 'usage: %%prog [options]\n\n%s' % ( __doc__.strip() )
  79     s_version = '%%prog %s' % ( gpodder.__version__ )
  80
  81     parser = OptionParser( usage = s_usage, version = s_version)
  82
  83     parser.add_option("-v", "--verbose",
  84                       action="store_true", dest="verbose", default=False,
  85                       help=_("Print debugging output to stdout"))
  86
  87     parser.add_option("-t", "--local",
  88                       action="store_true", dest="local", default=False,
  89                       help='Deprecated.')
  90
  91     parser.add_option("-m", "--maemo",
  92                       action="store_true", dest="maemo", default=False,
  93                       help=_("Start the Maemo user interface of gPodder"))
  94
  95     parser.add_option("-l", "--list",
  96                       action="store_true", dest="list", default=False,
  97                       help=_("List all channel subscriptions"))
  98
  99     parser.add_option("-r", "--run",
 100                       action="store_true", dest="run", default=False,
 101                       help=_("Update channel list, download new podcasts"))
 102
 103     parser.add_option("-u", "--update",
 104                       action="store_true", dest="update", default=False,
 105                       help=_("Update channel list and exit"))
 106
 107     parser.add_option("-s", "--sync",
 108                       action="store_true", dest="sync", default=False,
 109                       help=_("Synchronize channels to configured device"))
 110
 111     parser.add_option("-a", "--add", dest="add",
 112                       help=_("Subscribe to channel from URL"), metavar="URL")
 113
 114     parser.add_option("-d", "--delete", dest="delete",
 115                       help=_("Delete channel specified by URL"), metavar="URL")
 116
 117     parser.add_option("-S", "--stats",
 118                                   action="store_true", dest="stats", default=False,
 119                       help=_("Get sync statistics"))
 120
 121     (options, args) = parser.parse_args(sys.argv)
 122
 123     if options.maemo:
 124         gpodder.interface = gpodder.MAEMO
 125     elif options.list or options.run or options.update or \
 126             options.sync or options.add or options.delete:
 127         gpodder.interface = gpodder.CLI
 128     else:
 129         gpodder.interface = gpodder.GUI
 130
 131     if options.local:
 132         print >>sys.stderr, 'Ignoring deprecated option --local.'
 133
 134     if options.verbose:
 135         from gpodder.liblogger import enable_verbose
 136         enable_verbose()
 137
 138     # Try to find an already-running instance of gPodder
 139     try:
 140         session_bus = dbus.SessionBus()
 141         remote_object = session_bus.get_object(gpodder.dbus_bus_name, gpodder.dbus_gui_object_path)
 142         from gpodder.liblogger import log
 143         log('Found gPodder GUI instance already running')
 144     except dbus.exceptions.DBusException:
 145         remote_object = None
 146
 147     from gpodder import console
 148     if options.list:
 149         console.list_channels()
 150     elif options.run:
 151         console.run()
 152     elif options.update:
 153         console.update()
 154     elif options.sync:
 155         console.sync_device()
 156     elif options.add:
 157         console.add_channel( options.add)
 158     elif options.delete:
 159         console.del_channel( options.delete)
 160     elif options.stats:
 161         console.sync_stats()
 162     elif remote_object is not None:
 163         # An instance of GUI is already running
 164         remote_object.show_gui_window(dbus_interface=gpodder.dbus_interface)
 165     else:
 166         # gPodder is not yet running - create new instance
 167         from gpodder import gui
 168         from gpodder import SimpleGladeApp
 169
 170         # check if we have an X11 connection (but not on Windows)
 171         if platform.system() != 'Windows' and \
 172                 not os.environ.get('DISPLAY', None):
 173             print >>sys.stderr, 'Cannot start gPodder: $DISPLAY is not set.'
 174             sys.exit(1)
 175
 176         SimpleGladeApp.bindtextdomain(gpodder.textdomain, locale_dir)
 177         gui.main()
 178