Adding upstream version 1.4.34+dfsg.upstream/1.4.34+dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

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;
+}