def run():
"""Main entry point of Sonata"""
# TODO: allow to exit the application with Ctrl+C from the terminal
# This is a fix for https://bugzilla.gnome.org/show_bug.cgi?id=622084
import signal
signal.signal(signal.SIGINT, signal.SIG_DFL)
# XXX insert the correct sonata package dir in sys.path
logging.basicConfig(
level=logging.WARNING,
format="[%(asctime)s] %(name)s: %(message)s",
datefmt="%Y-%m-%d %H:%M:%S",
stream=sys.stderr)
logger = logging.getLogger(__name__)
try:
import sonata
except ImportError:
logger.critical("Python failed to find the sonata modules.")
logger.critical("Searched in the following directories:\n%s",
"\n".join(sys.path))
logger.critical("Perhaps Sonata is improperly installed?")
sys.exit(1)
try:
from sonata.version import version
except ImportError:
logger.critical("Python failed to find the sonata modules.")
logger.critical("An old or incomplete installation was "
"found in the following directory: %s",
os.path.dirname(sonata.__file__))
logger.critical("Perhaps you want to delete it?")
sys.exit(1)
# XXX check that version.VERSION is what this script was installed for
## Apply global fixes:
if platform.system() == 'Linux':
sys.argv[0] = "sonata"
import ctypes
libc = ctypes.CDLL('libc.so.6')
PR_SET_NAME = 15
libc.prctl(PR_SET_NAME, b"sonata", 0, 0, 0)
## Apply locale and translation:
# Try to find a "good" locale directory.
for path in [
# This is useful when working from the source repository
os.path.join(os.path.dirname(sonata.__file__), "share", "locale"),
# This is useful when Sonata is installed in a special place
os.path.join(sonata.__file__.split('/lib')[0], 'share', 'locale'),
]:
if os.path.exists(path):
locales_path = path
break
else:
# This tells gettext to look at the default place for the translation
# files.
locales_path = None
gettext.install('sonata', locales_path, names=["ngettext"])
gettext.textdomain('sonata')
locale.bindtextdomain('sonata', locales_path)
## Check initial dependencies:
try:
import mpd
except:
logger.critical("Sonata requires python-mpd. Aborting...")
sys.exit(1)
## Initialize the plugin system:
from sonata.pluginsystem import pluginsystem
pluginsystem.find_plugins()
pluginsystem.notify_of('enablables',
lambda plugin, cb: cb(True),
lambda plugin, cb: cb(False))
## Load the command line interface:
from sonata import cli
args = cli.Args()
args.parse(sys.argv)
## Deal with GTK:
if not args.skip_gui:
# importing gtk does sys.setdefaultencoding("utf-8"), sets locale etc.
from gi.repository import Gtk, Gdk
else:
class FakeModule:
pass
# make sure the ui modules aren't imported
for m in 'gtk', 'pango', 'sonata.ui', 'sonata.breadcrumbs':
if m in sys.modules:
logger.warning(
"Module %s imported in CLI mode (it should not)", m)
else:
sys.modules[m] = FakeModule()
## Global init:
from socket import setdefaulttimeout as socketsettimeout
socketsettimeout(5)
if not args.skip_gui:
Gdk.threads_init()
## CLI actions:
args.execute_cmds()
## Load the main application:
from sonata import main
def on_application_activate(application):
windows = application.get_windows()
if windows:
for window in windows:
window.present()
else:
sonata = main.Base(args)
sonata.window.set_application(application)
sonata.window.show()
app = Gtk.Application(application_id="org.MPD.Sonata")
app.connect("activate", on_application_activate)
## Load the shell
# yo dawg, I heard you like python,
# so I put a python shell in your python application
# so you can debug while you run it.
if args.start_shell:
# the enviroment used for the shell
scope = dict(list(globals().items()) + list(locals().items()))
def run_shell():
try:
import IPython
IPython.embed(user_ns=scope)
except ImportError as e: # fallback if ipython is not avaible
import code
shell = code.InteractiveConsole(scope)
shell.interact()
# quit program if shell is closed,
# This is the only way to close the program clone in this mode,
# because we can't close the shell thread easily
from gi.repository import Gtk
Gtk.main_quit()
threading.Thread(target=run_shell).start()
try:
app.run([])
except KeyboardInterrupt:
Gtk.main_quit()
sys.exit(1)
## Initialize the plugin system:
from sonata.pluginsystem import pluginsystem
pluginsystem.find_plugins()
pluginsystem.notify_of('enablables',
lambda plugin, cb: cb(True),
lambda plugin, cb: cb(False))
## Load the command line interface:
from sonata import cli
args = cli.Args()
args.parse(sys.argv)
## Deal with GTK:
if not args.skip_gui:
# importing gtk does sys.setdefaultencoding("utf-8"), sets locale etc.
import gtk
if gtk.pygtk_version < (2, 12, 0):
sys.stderr.write("Sonata requires PyGTK 2.12.0 or newer. Aborting...\n")
sys.exit(1)
# fix locale
misc.setlocale()
else:
class FakeModule(object):
pass