1 /* GTK - The GIMP Toolkit
2 *
3 * Copyright (C) 2012 Red Hat, Inc.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public
16 * License along with this library. If not, see <http://www.gnu.org/licenses/>.
17 *
18 * Author: Tomas Bzatek <tbzatek@redhat.com>
19 */
20
21 #include <config.h>
22
23 #include <stdio.h>
24 #ifdef HAVE_UNISTD_H
25 #include <unistd.h>
26 #endif
27 #include <locale.h>
28 #include <errno.h>
29
30 #include <glib.h>
31 #include <glib/gi18n.h>
32 #include <gio/gio.h>
33 #if defined(HAVE_GIO_UNIX) && !defined(__APPLE__)
34 #include <gio/gdesktopappinfo.h>
35 #endif
36 #include <gtk.h>
37
38 static gboolean show_version;
39 static gchar **args = NULL;
40
41 static GOptionEntry entries[] = {
42 { "version", 0, 0, G_OPTION_ARG_NONE, &show_version, N_("Show program version"), NULL },
43 { G_OPTION_REMAINING, 0, 0, G_OPTION_ARG_FILENAME_ARRAY, &args, NULL, NULL },
44 { NULL}
45 };
46
47 int
main(int argc,char * argv[])48 main (int argc, char *argv[])
49 {
50 GError *error = NULL;
51 GOptionContext *context = NULL;
52 gchar *summary;
53 gchar *app_name;
54 #ifdef G_OS_UNIX
55 gchar *desktop_file_name;
56 gchar *bus_name = NULL;
57 #endif
58 GAppInfo *info = NULL;
59 GAppLaunchContext *launch_context;
60 GList *l;
61 GFile *f;
62
63 setlocale (LC_ALL, "");
64
65 #ifdef ENABLE_NLS
66 bindtextdomain (GETTEXT_PACKAGE, GTK_LOCALEDIR);
67 textdomain (GETTEXT_PACKAGE);
68 #ifdef HAVE_BIND_TEXTDOMAIN_CODESET
69 bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
70 #endif
71 #endif
72
73 /* Translators: this message will appear immediately after the */
74 /* usage string - Usage: COMMAND [OPTION...] <THIS_MESSAGE> */
75 context =
76 g_option_context_new (_("APPLICATION [URI...] — launch an APPLICATION"));
77
78 /* Translators: this message will appear after the usage string */
79 /* and before the list of options. */
80 summary = _("Launch an application (specified by its desktop file name),\n"
81 "optionally passing one or more URIs as arguments.");
82 g_option_context_set_summary (context, summary);
83 g_option_context_add_main_entries (context, entries, GETTEXT_PACKAGE);
84 g_option_context_add_group (context, gtk_get_option_group (FALSE));
85
86 g_option_context_parse (context, &argc, &argv, &error);
87
88 g_option_context_free (context);
89
90 if (error != NULL)
91 {
92 g_printerr (_("Error parsing commandline options: %s\n"), error->message);
93 g_printerr ("\n");
94 g_printerr (_("Try \"%s --help\" for more information."), g_get_prgname ());
95 g_printerr ("\n");
96 g_error_free (error);
97 return 1;
98 }
99
100 if (show_version)
101 {
102 g_print ("%d.%d.%d\n",
103 gtk_get_major_version (),
104 gtk_get_minor_version (),
105 gtk_get_micro_version ());
106 return 0;
107 }
108
109 if (!args)
110 {
111 /* Translators: the %s is the program name. This error message */
112 /* means the user is calling gtk-launch without any argument. */
113 g_printerr (_("%s: missing application name"), g_get_prgname ());
114 g_printerr ("\n");
115 g_printerr (_("Try \"%s --help\" for more information."), g_get_prgname ());
116 g_printerr ("\n");
117 return 1;
118 }
119
120
121 gtk_init (&argc, &argv);
122
123 app_name = *args;
124 #if defined(HAVE_GIO_UNIX) && !defined(__APPLE__)
125 bus_name = g_strdup (app_name);
126 if (g_str_has_suffix (app_name, ".desktop"))
127 {
128 desktop_file_name = g_strdup (app_name);
129 bus_name[strlen (bus_name) - strlen(".desktop")] = '\0';
130 }
131 else
132 {
133 desktop_file_name = g_strconcat (app_name, ".desktop", NULL);
134 }
135
136 if (!g_dbus_is_name (bus_name))
137 g_clear_pointer (&bus_name, g_free);
138 info = G_APP_INFO (g_desktop_app_info_new (desktop_file_name));
139 g_free (desktop_file_name);
140 #else
141 #ifndef _MSC_VER
142 #warning Please add support for creating AppInfo from id for your OS
143 #endif
144 g_printerr (_("Creating AppInfo from id not supported on non unix operating systems"));
145 #endif
146 args++;
147
148 if (!info)
149 {
150 /* Translators: the first %s is the program name, the second one */
151 /* is the application name. */
152 g_printerr (_("%s: no such application %s"),
153 g_get_prgname (), app_name);
154 g_printerr ("\n");
155 return 2;
156 }
157
158 l = NULL;
159 for (; *args; args++)
160 {
161 f = g_file_new_for_commandline_arg (*args);
162 l = g_list_append (l, f);
163 }
164
165 launch_context = (GAppLaunchContext*) gdk_display_get_app_launch_context (gdk_display_get_default ());
166 if (!g_app_info_launch (info, l, launch_context, &error))
167 {
168 /* Translators: the first %s is the program name, the second one */
169 /* is the error message. */
170 g_printerr (_("%s: error launching application: %s\n"),
171 g_get_prgname (), error->message);
172 return 3;
173 }
174 g_object_unref (info);
175 g_object_unref (launch_context);
176
177 #ifdef G_OS_UNIX
178 if (bus_name != NULL)
179 {
180 GDBusConnection *connection;
181 gchar *object_path, *p;
182
183 connection = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, NULL);
184
185 object_path = g_strdup_printf ("/%s", bus_name);
186 for (p = object_path; *p != '\0'; p++)
187 if (*p == '.')
188 *p = '/';
189
190 if (connection)
191 g_dbus_connection_call_sync (connection,
192 bus_name,
193 object_path,
194 "org.freedesktop.DBus.Peer",
195 "Ping",
196 NULL, NULL,
197 G_DBUS_CALL_FLAGS_NONE, -1, NULL, NULL);
198 g_clear_pointer (&object_path, g_free);
199 g_clear_object (&connection);
200 g_clear_pointer (&bus_name, g_free);
201 }
202 #endif
203 g_list_free_full (l, g_object_unref);
204
205 return 0;
206 }
207