gajim-plural/gajim/gajim.py

119 lines
3.4 KiB
Python

# Copyright (C) 2018 Philipp Hörist <philipp AT hoerist.com>
#
# This file is part of Gajim.
#
# Gajim 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.
#
# Gajim 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 Gajim. If not, see <http://www.gnu.org/licenses/>.
import os
import sys
import signal
import platform
from ctypes import CDLL, byref, create_string_buffer
from ctypes.util import find_library
from distutils.version import LooseVersion as V
# Install _() in namespace
from gajim.common import i18n
_MIN_NBXMPP_VER = "0.6.8"
_MIN_GTK_VER = "3.22.0"
def _check_required_deps():
try:
import nbxmpp
except ImportError:
print('Gajim needs python-nbxmpp to run. Quitting…')
sys.exit(1)
if V(nbxmpp.__version__) < V(_MIN_NBXMPP_VER):
print('Gajim needs python-nbxmpp >= %s to run. '
'Quitting...' % _MIN_NBXMPP_VER)
sys.exit(1)
def _init_gui(gui):
if gui == 'GTK':
_init_gtk()
def _init_gtk():
import gi
gi.require_version('GLib', '2.0')
gi.require_version('Gio', '2.0')
gi.require_version('Gtk', '3.0')
gi.require_version('Gdk', '3.0')
gi.require_version('GObject', '2.0')
gi.require_version('Pango', '1.0')
from gi.repository import Gtk
gtk_ver = '%s.%s.%s' % (Gtk.get_major_version(),
Gtk.get_minor_version(),
Gtk.get_micro_version())
if V(gtk_ver) < V(_MIN_GTK_VER):
print('Gajim needs GTK+ >= %s to run. '
'Quitting...' % _MIN_GTK_VER)
sys.exit(1)
from gajim import gtkexcepthook
gtkexcepthook.init()
i18n.initialize_direction_mark()
from gajim.application import GajimApplication
application = GajimApplication()
_install_sginal_handlers(application)
application.run(sys.argv)
def _set_proc_title():
sysname = platform.system()
if sysname in ('Linux', 'FreeBSD', 'OpenBSD', 'NetBSD'):
libc = CDLL(find_library('c'))
# The constant defined in <linux/prctl.h> which is used to set the name
# of the process.
PR_SET_NAME = 15
if sysname == 'Linux':
proc_name = b'gajim'
buff = create_string_buffer(len(proc_name)+1)
buff.value = proc_name
libc.prctl(PR_SET_NAME, byref(buff), 0, 0, 0)
elif sysname in ('FreeBSD', 'OpenBSD', 'NetBSD'):
libc.setproctitle('gajim')
def _install_sginal_handlers(application):
def sigint_cb(num, stack):
print('SIGINT/SIGTERM received')
application.quit()
# ^C exits the application normally
signal.signal(signal.SIGINT, sigint_cb)
signal.signal(signal.SIGTERM, sigint_cb)
if os.name != 'nt':
signal.signal(signal.SIGPIPE, signal.SIG_DFL)
def main():
if sys.platform != 'win32':
if os.geteuid() == 0:
sys.exit("You must not launch gajim as root, it is insecure.")
_check_required_deps()
_set_proc_title()
_init_gui('GTK')