diff options
Diffstat (limited to 'src/remmina_ext_exec.c')
| -rw-r--r-- | src/remmina_ext_exec.c | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/src/remmina_ext_exec.c b/src/remmina_ext_exec.c new file mode 100644 index 0000000..38573f4 --- /dev/null +++ b/src/remmina_ext_exec.c @@ -0,0 +1,133 @@ +/* + * Remmina - The GTK+ Remote Desktop Client + * Copyright (C) 2009-2010 Vic Lee + * Copyright (C) 2014-2023 Antenore Gatta, Giovanni Panozzo + * + * This program 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 2 of the License, or + * (at your option) any later version. + * + * This program 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 this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + * In addition, as a special exception, the copyright holders give + * permission to link the code of portions of this program with the + * OpenSSL library under certain conditions as described in each + * individual source file, and distribute linked combinations + * including the two. + * You must obey the GNU General Public License in all respects + * for all of the code used other than OpenSSL. * If you modify + * file(s) with this exception, you may extend this exception to your + * version of the file(s), but you are not obligated to do so. * If you + * do not wish to do so, delete this exception statement from your + * version. * If you delete this exception statement from all source + * files in the program, then also delete it here. + * + */ + +#include <gdk/gdkkeysyms.h> +#include <glib/gi18n.h> +#include <glib.h> +#include <stdlib.h> +#include <sys/wait.h> +#include <unistd.h> +#include "remmina_utils.h" +#include "remmina_ext_exec.h" +#include "remmina_public.h" +#include "remmina/remmina_trace_calls.h" + +#define SPAWN_TIMEOUT 10 + +#define GET_OBJECT(object_name) gtk_builder_get_object(builder, object_name) + +static void wait_for_child(GPid pid, gint script_retval, gpointer data) +{ + PCon_Spinner *pcspinner = (PCon_Spinner*)data; + + gtk_spinner_stop(GTK_SPINNER(pcspinner->spinner)); + gtk_widget_destroy(GTK_WIDGET(pcspinner->dialog)); + g_spawn_close_pid(pid); + /* TODO At the moment background processes will fail to start before the + * remmina connection. + * Adding a delay here could be a (not good) solution, or we should + * monitor each child opened, but it could be quit tricky and messy */ +} + +GtkDialog* remmina_ext_exec_new(RemminaFile* remminafile, const char *remmina_ext_exec_type) +{ + TRACE_CALL(__func__); + GtkBuilder *builder; + PCon_Spinner *pcspinner; + GError *error = NULL; + char **argv; + gchar *cmd = NULL; + gchar pre[11]; + gchar post[12]; + GPid child_pid; + + strcpy(pre, "precommand"); + strcpy(post, "postcommand"); + + if (remmina_ext_exec_type != NULL && ( + strcmp(remmina_ext_exec_type, pre) | + strcmp(remmina_ext_exec_type, post) )) { + cmd = g_strdup(remmina_file_get_string(remminafile, remmina_ext_exec_type)); + g_debug("[%s] %s", remmina_ext_exec_type, cmd); + } else + return FALSE; + + cmd = remmina_file_format_properties(remminafile, cmd); + g_debug("[%s] updated to: %s", remmina_ext_exec_type, cmd); + if (*cmd != 0) { + + pcspinner = g_new(PCon_Spinner, 1); + builder = remmina_public_gtk_builder_new_from_resource("/org/remmina/Remmina/src/../data/ui/remmina_spinner.glade"); + pcspinner->dialog = GTK_DIALOG(gtk_builder_get_object(builder, "DialogSpinner")); + pcspinner->label_pleasewait = GTK_LABEL(GET_OBJECT("label_pleasewait")); + pcspinner->spinner = GTK_WIDGET(GET_OBJECT("spinner")); + pcspinner->button_cancel = GTK_BUTTON(GET_OBJECT("button_cancel")); + /* Connect signals */ + gtk_builder_connect_signals(builder, NULL); + + /* Exec a predefined command */ + g_shell_parse_argv(cmd, NULL, &argv, &error); + + if (error) { + g_warning("%s\n", error->message); + g_error_free(error); + } + + /* Consider using G_SPAWN_SEARCH_PATH_FROM_ENVP (from glib 2.38)*/ + g_spawn_async( NULL, // cwd + argv, // argv + NULL, // envp + G_SPAWN_SEARCH_PATH | + G_SPAWN_SEARCH_PATH_FROM_ENVP | + G_SPAWN_DO_NOT_REAP_CHILD, // flags + NULL, // child_setup + NULL, // child_setup user data + &child_pid, // pid location + &error); // error + if (!error) { + gtk_spinner_start(GTK_SPINNER(pcspinner->spinner)); + g_child_watch_add(child_pid, wait_for_child, (gpointer)pcspinner); + gtk_dialog_run(pcspinner->dialog); + }else { + g_warning("Command %s exited with error: %s\n", cmd, error->message); + g_error_free(error); + } + g_strfreev(argv); + g_free(cmd); + return (pcspinner->dialog); + } + g_free(cmd); + return FALSE; +} |