Example #1
0
File: main.c Project: tiwoc/liferea
int
main (int argc, char *argv[])
{
	GtkApplication	*app;
	GError		*error = NULL;
	GOptionContext	*context;
	GOptionGroup	*debug;
	gulong		debug_flags = 0;
	LifereaDBus	*dbus = NULL;
	gchar		*feedUri = NULL;
	gint 		status;

	GOptionEntry entries[] = {
		{ "mainwindow-state", 'w', 0, G_OPTION_ARG_STRING, &initialStateOption, N_("Start Liferea with its main window in STATE. STATE may be `shown', `iconified', or `hidden'"), N_("STATE") },
		{ "version", 'v', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, show_version, N_("Show version information and exit"), NULL },
		{ "add-feed", 'a', 0, G_OPTION_ARG_STRING, &feedUri, N_("Add a new subscription"), N_("uri") },
		{ NULL, 0, 0, 0, NULL, NULL, NULL }
	};

	GOptionEntry debug_entries[] = {
		{ "debug-all", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages of all types"), NULL },
		{ "debug-cache", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages for the cache handling"), NULL },
		{ "debug-conf", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages for the configuration handling"), NULL },
		{ "debug-db", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages of the database handling"), NULL },
		{ "debug-gui", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages of all GUI functions"), NULL },
		{ "debug-html", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Enables HTML rendering debugging. Each time Liferea renders HTML output it will also dump the generated HTML into ~/.cache/liferea/output.xhtml"), NULL },
		{ "debug-net", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages of all network activity"), NULL },
		{ "debug-parsing", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages of all parsing functions"), NULL },
		{ "debug-performance", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages when a function takes too long to process"), NULL },
		{ "debug-trace", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages when entering/leaving functions"), NULL },
		{ "debug-update", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages of the feed update processing"), NULL },
		{ "debug-vfolder", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages of the search folder matching"), NULL },
		{ "debug-verbose", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print verbose debugging messages"), NULL },
		{ NULL, 0, 0, 0, NULL, NULL, NULL }
	};

#ifdef ENABLE_NLS
	bindtextdomain (GETTEXT_PACKAGE, PACKAGE_LOCALE_DIR);
	bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
	textdomain (GETTEXT_PACKAGE);
#endif

	debug = g_option_group_new ("debug",
				    _("Print debugging messages for the given topic"),
				    _("Print debugging messages for the given topic"),
				    &debug_flags,
				    NULL);
	g_option_group_set_translation_domain(debug, GETTEXT_PACKAGE);
	g_option_group_add_entries (debug, debug_entries);

	context = g_option_context_new (NULL);
	g_option_context_set_summary (context, N_("Liferea, the Linux Feed Reader"));
	g_option_context_set_description (context, N_("For more information, please visit http://lzone.de/liferea/"));
	g_option_context_add_main_entries (context, entries, GETTEXT_PACKAGE);
	g_option_context_set_translation_domain(context, GETTEXT_PACKAGE);
	g_option_context_add_group (context, debug);
	g_option_context_add_group (context, gtk_get_option_group (FALSE));
	g_option_context_add_group (context, g_irepository_get_option_group ());

	g_option_context_parse (context, &argc, &argv, &error);
	g_option_context_free (context);
	if (error) {
		g_print ("Error parsing options: %s\n", error->message);
	}

	set_debug_level (debug_flags);

	/* Configuration necessary for network options, so it
	   has to be initialized before update_init() */
	conf_init ();

	/* We need to do the network initialization here to allow
	   network-manager to be setup before gtk_init() */
	update_init ();

	gtk_init (&argc, &argv);

	/* Single instance checks, also note that we pass or only RPC (add-feed)
	   as activate signal payload as it is simply an URI string. */
	app = gtk_application_new ("net.sourceforge.liferea", G_APPLICATION_HANDLES_OPEN);
	g_signal_connect (app, "activate", G_CALLBACK (on_app_activate), feedUri);
	g_signal_connect (app, "open", G_CALLBACK (on_feed_add), NULL);

	g_set_prgname ("liferea");
	g_set_application_name (_("Liferea"));
	gtk_window_set_default_icon_name ("liferea");	/* GTK theme support */

	debug_start_measurement (DEBUG_DB);

	/* order is important! */
	db_init ();			/* initialize sqlite */
	xml_init ();			/* initialize libxml2 */
#ifdef HAVE_LIBNOTIFY
	notification_plugin_register (&libnotify_plugin);
#endif
	social_init ();			/* initialize social bookmarking */

	dbus = liferea_dbus_new ();

	signal (SIGTERM, signal_handler);
	signal (SIGINT, signal_handler);
	signal (SIGHUP, signal_handler);

	/* Note: we explicitely do not use the gdk_thread_*
	   locking in Liferea because it freezes the program
	   when running Flash applets */

	runState = STATE_STARTING;
	
	debug_end_measurement (DEBUG_DB, "startup");

	status = g_application_run (G_APPLICATION (app), 0, NULL);

	/* Trigger RPCs if we are not primary instance (currently only feed-add) */
	if (feedUri && g_application_get_is_remote (G_APPLICATION (app))) {
		GFile *uris[2];

		uris[0] = g_file_new_for_uri (feedUri);
		uris[1] = NULL;
		g_application_open (G_APPLICATION (app), uris, 1, "feed-add");
		g_object_unref (uris[0]);
	}
	
	g_object_unref (G_OBJECT (dbus));
	g_object_unref (app);

	return status;
}
Example #2
0
int
main (int argc, char *argv[])
{
	UniqueApp	*app;
	UniqueMessageData	*msg;
	GError		*error = NULL;
	GOptionContext	*context;
	GOptionGroup	*debug;
	gulong		debug_flags = 0;
	LifereaDBus	*dbus = NULL;
	const gchar	*initial_state = "shown";
	gchar		*feed = NULL;
	int		initialState;
	gboolean	show_tray_icon, start_in_tray;

#ifdef USE_SM
	gchar *opt_session_arg = NULL;
#endif

	GOptionEntry entries[] = {
		{ "mainwindow-state", 'w', 0, G_OPTION_ARG_STRING, &initial_state, N_("Start Liferea with its main window in STATE. STATE may be `shown', `iconified', or `hidden'"), N_("STATE") },
#ifdef USE_SM
		{ "session", 0, G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_STRING, &opt_session_arg, NULL, NULL },
#endif
		{ "version", 'v', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, show_version, N_("Show version information and exit"), NULL },
		{ "add-feed", 'a', 0, G_OPTION_ARG_STRING, &feed, N_("Add a new subscription"), N_("uri") },
		{ NULL }
	};

	GOptionEntry debug_entries[] = {
		{ "debug-all", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages of all types"), NULL },
		{ "debug-cache", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages for the cache handling"), NULL },
		{ "debug-conf", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages for the configuration handling"), NULL },
		{ "debug-db", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages of the database handling"), NULL },
		{ "debug-gui", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages of all GUI functions"), NULL },
		{ "debug-html", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Enables HTML rendering debugging. Each time Liferea renders HTML output it will also dump the generated HTML into ~/.liferea_1.6/output.xhtml"), NULL },
		{ "debug-net", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages of all network activity"), NULL },
		{ "debug-parsing", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages of all parsing functions"), NULL },
		{ "debug-performance", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages when a function takes too long to process"), NULL },
		{ "debug-trace", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages when entering/leaving functions"), NULL },
		{ "debug-update", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages of the feed update processing"), NULL },
		{ "debug-vfolder", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print debugging messages of the search folder matching"), NULL },
		{ "debug-verbose", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, debug_entries_parse_callback, N_("Print verbose debugging messages"), NULL },
		{ NULL }
	};

	if (!g_thread_supported ()) g_thread_init (NULL);

#ifdef ENABLE_NLS
	bindtextdomain (GETTEXT_PACKAGE, PACKAGE_LOCALE_DIR);
	bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
	textdomain (GETTEXT_PACKAGE);
#endif

	debug = g_option_group_new ("debug",
				    _("Print debugging messages for the given topic"),
				    _("Print debugging messages for the given topic"),
				    &debug_flags,
				    NULL);
	g_option_group_set_translation_domain(debug, GETTEXT_PACKAGE);
	g_option_group_add_entries (debug, debug_entries);

	context = g_option_context_new (NULL);
	g_option_context_set_summary (context, N_("Liferea, the Linux Feed Reader"));
	g_option_context_set_description (context, N_("For more information, please visit http://liferea.sourceforge.net/"));
	g_option_context_add_main_entries (context, entries, GETTEXT_PACKAGE);
	g_option_context_set_translation_domain(context, GETTEXT_PACKAGE);
	g_option_context_add_group (context, debug);
	g_option_context_add_group (context, gtk_get_option_group (FALSE));

	g_option_context_parse (context, &argc, &argv, &error);
	g_option_context_free (context);
	if (error) {
		g_print ("Error parsing options: %s\n", error->message);
	}

	set_debug_level (debug_flags);

	/* Configuration necessary for network options, so it
	   has to be initialized before update_init() */
	conf_init ();

#ifdef USE_DBUS
	dbus_g_thread_init ();
#endif

	/* We need to do the network initialization here to allow
	   network-manager to be setup before gtk_init() */
	update_init ();

	gtk_init (&argc, &argv);

	/* Single instance checks */
	app = unique_app_new_with_commands ("net.sourceforge.liferea", NULL,
					    "add_feed", COMMAND_ADD_FEED,
					    NULL);
	if (unique_app_is_running (app)) {
		g_print ("Liferea is already running\n");
		unique_app_send_message (app, UNIQUE_ACTIVATE, NULL);
		if (feed) {
			msg = unique_message_data_new ();
			unique_message_data_set_text (msg, feed, -1);
			unique_app_send_message (app, COMMAND_ADD_FEED, msg);
		}
		return 1;
	} else {
		g_signal_connect (app, "message-received", G_CALLBACK (message_received_cb), NULL);
	}

	/* GTK theme support */
	g_set_application_name (_("Liferea"));
	gtk_window_set_default_icon_name ("liferea");

	debug_start_measurement (DEBUG_DB);

	/* order is important! */
	db_init ();			/* initialize sqlite */
	xml_init ();			/* initialize libxml2 */
#ifdef HAVE_LIBNOTIFY
	notification_plugin_register (&libnotify_plugin);
#endif
	social_init ();			/* initialize social bookmarking */
#ifdef USE_DBUS	
	dbus = liferea_dbus_new ();	
#else
	debug0 (DEBUG_GUI, "Compiled without DBUS support.");
#endif

#ifdef USE_AVAHI
	if (conf_get_bool_value (SYNC_AVAHI_ENABLED)) {
		LifereaAvahiPublisher	*avahiPublisher = NULL;

		debug0 (DEBUG_CACHE, "Registering with AVAHI");
		avahiPublisher = liferea_avahi_publisher_new ();
		liferea_avahi_publisher_publish (avahiPublisher, conf_get_str_value (SYNC_AVAHI_SERVICE_NAME), 23632);
	} else {
		debug0 (DEBUG_CACHE, "Avahi support available, but disabled by preferences.");
	}
#else
	debug0 (DEBUG_CACHE, "Compiled without AVAHI support");
#endif

	/* how to start liferea, command line takes precedence over preferences */
	conf_get_bool_value (SHOW_TRAY_ICON, &show_tray_icon);
	conf_get_bool_value (START_IN_TRAY, &start_in_tray);
	if (g_str_equal(initial_state, "iconified")) {
		initialState = MAINWINDOW_ICONIFIED;
	} else if (g_str_equal(initial_state, "hidden") ||
	    (show_tray_icon && start_in_tray)) {
		initialState = MAINWINDOW_HIDDEN;
	} else {
		initialState = MAINWINDOW_SHOWN;
	}

	liferea_shell_create (initialState);
	g_set_prgname ("liferea");
	
#ifdef USE_SM
	/* This must be after feedlist reading because some session
	   managers will tell Liferea to exit if Liferea does not
	   respond to SM requests within a minute or two. This starts
	   the main loop soon after opening the SM connection. */
	session_init (BIN_DIR G_DIR_SEPARATOR_S "liferea", opt_session_arg);
	session_set_cmd (NULL, initialState);
#endif
	signal (SIGTERM, signal_handler);
	signal (SIGINT, signal_handler);
	signal (SIGHUP, signal_handler);

#ifndef G_OS_WIN32
	signal (SIGBUS, fatal_signal_handler);
	signal (SIGSEGV, fatal_signal_handler);
#endif

	/* Note: we explicitely do not use the gdk_thread_*
	   locking in Liferea because it freezes the program
	   when running Flash applets in gtkmozembed */

	runState = STATE_STARTING;
	
	debug_end_measurement (DEBUG_DB, "startup");

	if (feed)
		feedlist_add_subscription (feed, NULL, NULL, 0);

	gtk_main ();
	
	g_object_unref (G_OBJECT (dbus));
	return 0;
}