# -*- coding:utf-8 -*- ## src/application.py ## ## Copyright (C) 2016 Emmanuel Gil Peyrot ## ## 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; version 3 only. ## ## 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 . ## import sys import os import logging import signal import locale from gi.repository import GLib, Gio, Gtk from common import i18n from common import logging_helpers from common import crypto try: PYOPENSSL_PRNG_PRESENT = True import OpenSSL.rand except ImportError: print('PyOpenSSL not available, impossible to generate entropy', file=sys.stderr) PYOPENSSL_PRNG_PRESENT = False logging_helpers.init(sys.stderr.isatty()) log = logging.getLogger('gajim.gajim') class GajimApplication(Gtk.Application): '''Main class handling activation and command line.''' def __init__(self): Gtk.Application.__init__(self, application_id='org.gajim.Gajim', flags=Gio.ApplicationFlags.HANDLES_COMMAND_LINE) self.add_main_option('version', ord('V'), GLib.OptionFlags.NONE, GLib.OptionArg.NONE, _('Show the application\'s version')) self.add_main_option('quiet', ord('q'), GLib.OptionFlags.NONE, GLib.OptionArg.NONE, _('Show only critical errors')) self.add_main_option('separate', ord('s'), GLib.OptionFlags.NONE, GLib.OptionArg.NONE, _('Separate profile files completely (even ' 'history db and plugins)')) self.add_main_option('verbose', ord('v'), GLib.OptionFlags.NONE, GLib.OptionArg.NONE, _('Print XML stanzas and other debug ' 'information')) self.add_main_option('windev', ord('w'), GLib.OptionFlags.NONE, GLib.OptionArg.NONE, _('Print stdout/stderr to the console ' 'on Windows')) self.add_main_option('profile', ord('p'), GLib.OptionFlags.NONE, GLib.OptionArg.STRING, _('Use defined profile in configuration ' 'directory'), 'NAME') self.add_main_option('config-path', ord('c'), GLib.OptionFlags.NONE, GLib.OptionArg.STRING, _('Set configuration directory'), 'PATH') self.add_main_option('loglevel', ord('l'), GLib.OptionFlags.NONE, GLib.OptionArg.STRING, _('Configure logging system'), 'LEVEL') self.profile = '' self.config_path = None self.profile_separation = False self.interface = None self.rng_seed = None GLib.set_prgname('gajim') GLib.set_application_name('Gajim') def do_startup(self): Gtk.Application.do_startup(self) def do_activate(self): # If a second instance starts do_activate() is called # We bringt the Roster window to the front, GTK exits afterwards. if self.interface: self.interface.roster.window.present() return Gtk.Application.do_activate(self) import gtkexcepthook gtkexcepthook.init() # Create and initialize Application Paths & Databases import common.configpaths common.configpaths.gajimpaths.init( self.config_path, self.profile, self.profile_separation) from common import gajim from common import check_paths from common import exceptions from common import logger from common import caps_cache try: gajim.logger = logger.Logger() caps_cache.initialize(gajim.logger) check_paths.check_and_possibly_create_paths() except exceptions.DatabaseMalformed: dlg = Gtk.MessageDialog( None, Gtk.DialogFlags.DESTROY_WITH_PARENT | Gtk.DialogFlags.MODAL, Gtk.MessageType.ERROR, Gtk.ButtonsType.OK, _('Database Error')) dlg.format_secondary_text( _('The database file (%s) cannot be read. Try to repair it ' '(see http://trac.gajim.org/wiki/DatabaseBackup) or remove it ' '(all history will be lost).') % gajim.gajimpaths['LOG_DB']) dlg.run() dlg.destroy() sys.exit() if os.name == 'nt': import gettext # needed for docutils sys.path.append('.') APP = 'gajim' DIR = '../po' lang, enc = locale.getdefaultlocale() os.environ['LANG'] = lang gettext.bindtextdomain(APP, DIR) gettext.textdomain(APP) gettext.install(APP, DIR) # This is for Windows translation which is currently not # working on GTK 3.18.9 # locale.setlocale(locale.LC_ALL, '') # import ctypes # import ctypes.util # libintl_path = ctypes.util.find_library('intl') # if libintl_path == None: # local_intl = os.path.join('gtk', 'bin', 'intl.dll') # if os.path.exists(local_intl): # libintl_path = local_intl # if libintl_path == None: # raise ImportError('intl.dll library not found') # libintl = ctypes.cdll.LoadLibrary(libintl_path) # libintl.bindtextdomain(APP, DIR) # libintl.bind_textdomain_codeset(APP, 'UTF-8') # plugins_locale_dir = os.path.join(common.configpaths.gajimpaths[ # 'PLUGINS_USER'], 'locale').encode(locale.getpreferredencoding()) # libintl.bindtextdomain('gajim_plugins', plugins_locale_dir) # libintl.bind_textdomain_codeset('gajim_plugins', 'UTF-8') if Gtk.Widget.get_default_direction() == Gtk.TextDirection.RTL: i18n.direction_mark = '\u200F' from ctypes import CDLL from ctypes.util import find_library import platform sysname = platform.system() if sysname in ('Linux', 'FreeBSD', 'OpenBSD', 'NetBSD'): libc = CDLL(find_library('c')) # The constant defined in which is used to set the name # of the process. PR_SET_NAME = 15 if sysname == 'Linux': libc.prctl(PR_SET_NAME, 'gajim') elif sysname in ('FreeBSD', 'OpenBSD', 'NetBSD'): libc.setproctitle('gajim') # Seed the OpenSSL pseudo random number generator from file and initialize if PYOPENSSL_PRNG_PRESENT: self.rng_seed = gajim.gajimpaths['RNG_SEED'] # Seed from file try: OpenSSL.rand.load_file(self.rng_seed) except TypeError: OpenSSL.rand.load_file(self.rng_seed.encode('utf-8')) crypto.add_entropy_sources_OpenSSL() try: OpenSSL.rand.write_file(self.rng_seed) except TypeError: OpenSSL.rand.write_file(self.rng_seed.encode('utf-8')) def sigint_cb(num, stack): print('SIGINT/SIGTERM received') self.quit() # ^C exits the application normally signal.signal(signal.SIGINT, sigint_cb) signal.signal(signal.SIGTERM, sigint_cb) log.info("Encodings: d:%s, fs:%s, p:%s", sys.getdefaultencoding(), sys.getfilesystemencoding(), locale.getpreferredencoding()) from gui_interface import Interface self.interface = Interface() self.interface.run(self) def do_shutdown(self, *args): Gtk.Application.do_shutdown(self) # Save the entropy from OpenSSL PRNG if PYOPENSSL_PRNG_PRESENT and self.rng_seed: try: OpenSSL.rand.write_file(self.rng_seed) except TypeError: OpenSSL.rand.write_file(self.rng_seed.encode('utf-8')) # Shutdown GUI and save config if hasattr(self.interface, 'roster') and self.interface.roster: self.interface.roster.prepare_quit() def do_handle_local_options(self, options: GLib.VariantDict) -> int: if options.contains('profile'): # Incorporate profile name into application id # to have a single app instance for each profile. profile = options.lookup_value('profile').get_string() app_id = '%s.%s' % (self.get_application_id(), profile) self.set_application_id(app_id) return -1 def do_command_line(self, command_line: Gio.ApplicationCommandLine) -> int: Gtk.Application.do_command_line(self, command_line) options = command_line.get_options_dict() if options.contains('quiet'): logging_helpers.set_quiet() if options.contains('separate'): self.profile_separation = True if options.contains('verbose'): logging_helpers.set_verbose() if options.contains('profile'): variant = options.lookup_value('profile') self.profile = variant.get_string() if options.contains('loglevel'): variant = options.lookup_value('loglevel') string = variant.get_string() logging_helpers.set_loglevels(string) if options.contains('config-path'): variant = options.lookup_value('config-path') self.config_path = variant.get_string() self.activate() return 0