glib/gio/gio-tool-launch.c

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/*
* Copyright 2020 Frederic Martinsons
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*
* Author: Frederic Martinsons <frederic.martinsons@sigfox.com>
*/
#include "config.h"
#include <gio/gio.h>
#if defined(G_OS_UNIX) && !defined(HAVE_COCOA)
#include <gio/gdesktopappinfo.h>
#endif
#include <gi18n.h>
#include "gio-tool.h"
static const GOptionEntry entries[] = {
G_OPTION_ENTRY_NULL
};
int
handle_launch (int argc, char *argv[], gboolean do_help)
{
GOptionContext *context;
GError *error = NULL;
#if defined(G_OS_UNIX) && !defined(HAVE_COCOA)
int i;
GAppInfo *app = NULL;
GAppLaunchContext *app_context = NULL;
GKeyFile *keyfile = NULL;
GList *args = NULL;
char *desktop_file = NULL;
#endif
int retval;
g_set_prgname ("gio launch");
/* Translators: commandline placeholder */
context = g_option_context_new (_("DESKTOP-FILE [FILE-ARG …]"));
g_option_context_set_help_enabled (context, FALSE);
g_option_context_set_summary (context,
_("Launch an application from a desktop file, passing optional filename arguments to it."));
g_option_context_add_main_entries (context, entries, GETTEXT_PACKAGE);
if (do_help)
{
show_help (context, NULL);
g_option_context_free (context);
return 0;
}
if (!g_option_context_parse (context, &argc, &argv, &error))
{
show_help (context, error->message);
g_error_free (error);
g_option_context_free (context);
return 1;
}
if (argc < 2)
{
show_help (context, _("No desktop file given"));
g_option_context_free (context);
return 1;
}
g_option_context_free (context);
#if !defined(G_OS_UNIX) || defined(HAVE_COCOA)
print_error (_("The launch command is not currently supported on this platform"));
retval = 1;
#else
retval = 0;
desktop_file = argv[1];
/* Use keyfile api for loading desktop app in order to check for
* - not existing file.
* - invalid keyfile format.
*/
keyfile = g_key_file_new ();
if (!g_key_file_load_from_file (keyfile, desktop_file, G_KEY_FILE_NONE, &error))
{
print_error (_("Unable to load %s: %s"), desktop_file, error->message);
g_clear_error (&error);
retval = 1;
}
else
{
app = (GAppInfo*)g_desktop_app_info_new_from_keyfile (keyfile);
if (!app)
{
print_error (_("Unable to load application information for %s"), desktop_file);
retval = 1;
}
else
{
for (i = 2; i < argc; i++)
{
args = g_list_append (args, g_file_new_for_commandline_arg (argv[i]));
}
app_context = g_app_launch_context_new ();
if (!g_app_info_launch (app, args, app_context, &error))
{
print_error (_("Unable to launch application %s: %s"), desktop_file, error->message);
g_clear_error (&error);
retval = 1;
}
g_list_free_full (args, g_object_unref);
g_clear_object (&app_context);
}
g_clear_object (&app);
}
g_key_file_free (keyfile);
#endif
return retval;
}