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-rw-r--r--open-terminal/caja-open-terminal.c577
1 files changed, 577 insertions, 0 deletions
diff --git a/open-terminal/caja-open-terminal.c b/open-terminal/caja-open-terminal.c
new file mode 100644
index 0000000..48e8a58
--- /dev/null
+++ b/open-terminal/caja-open-terminal.c
@@ -0,0 +1,577 @@
+/*
+ * caja-open-terminal.c
+ *
+ * Copyright (C) 2004, 2005 Free Software Foundation, Inc.
+ *
+ * This library 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 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Author: Christian Neumair <[email protected]>
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+ #include <config.h> /* for GETTEXT_PACKAGE */
+#endif
+
+#include "caja-open-terminal.h"
+
+#include <libcaja-extension/caja-menu-provider.h>
+
+#include <glib/gi18n-lib.h>
+#include <gtk/gtkicontheme.h>
+#include <gtk/gtkwidget.h>
+#include <gtk/gtkmain.h>
+
+#include <libmate/mate-desktop-item.h>
+#include <gio/gio.h>
+
+#include <errno.h>
+#include <fcntl.h>
+#include <string.h> /* for strcmp, strdup, ... */
+#include <unistd.h> /* for chdir */
+#include <stdlib.h> /* for atoi */
+#include <sys/stat.h>
+
+#define SSH_DEFAULT_PORT 22
+#define COT_SCHEMA "org.mate.caja-open-terminal"
+#define COT_DESKTOP_KEY "desktop-opens-home-dir"
+#define CAJA_SCHEMA "org.mate.caja.preferences"
+#define CAJA_DESKTOP_KEY "desktop-is-home-dir"
+#define TERM_SCHEMA "org.mate.applications-terminal"
+#define TERM_EXEC_KEY "exec"
+
+static void caja_open_terminal_instance_init (CajaOpenTerminal *cvs);
+static void caja_open_terminal_class_init (CajaOpenTerminalClass *class);
+
+static GType terminal_type = 0;
+
+typedef enum {
+ FILE_INFO_LOCAL,
+ FILE_INFO_DESKTOP,
+ FILE_INFO_SFTP,
+ FILE_INFO_OTHER
+} TerminalFileInfo;
+
+static TerminalFileInfo
+get_terminal_file_info (CajaFileInfo *file_info)
+{
+ TerminalFileInfo ret;
+ char *uri_scheme, *p;
+
+ g_assert (file_info);
+
+ uri_scheme = caja_file_info_get_activation_uri (file_info);
+ p = strchr (uri_scheme, ':');
+ if (p) {
+ *p = 0;
+ }
+
+ if (strcmp (uri_scheme, "file") == 0) {
+ ret = FILE_INFO_LOCAL;
+ } else if (strcmp (uri_scheme, "x-caja-desktop") == 0) {
+ ret = FILE_INFO_DESKTOP;
+ } else if (strcmp (uri_scheme, "sftp") == 0 ||
+ strcmp (uri_scheme, "ssh") == 0) {
+ ret = FILE_INFO_SFTP;
+ } else {
+ ret = FILE_INFO_OTHER;
+ }
+
+ g_free (uri_scheme);
+
+ return ret;
+}
+
+char *
+lookup_in_data_dir (const char *basename,
+ const char *data_dir)
+{
+ char *path;
+
+ path = g_build_filename (data_dir, basename, NULL);
+ if (!g_file_test (path, G_FILE_TEST_EXISTS)) {
+ g_free (path);
+ return NULL;
+ }
+
+ return path;
+}
+
+static char *
+lookup_in_data_dirs (const char *basename)
+{
+ const char * const *system_data_dirs;
+ const char *user_data_dir;
+ char *retval;
+ int i;
+
+ user_data_dir = g_get_user_data_dir ();
+ system_data_dirs = g_get_system_data_dirs ();
+
+ if ((retval = lookup_in_data_dir (basename, user_data_dir))) {
+ return retval;
+ }
+
+ for (i = 0; system_data_dirs[i]; i++) {
+ if ((retval = lookup_in_data_dir (basename, system_data_dirs[i])))
+ return retval;
+ }
+
+ return NULL;
+}
+
+static inline gboolean
+desktop_opens_home_dir (void)
+{
+ gboolean result;
+ GSettings* settings;
+
+ settings = g_settings_new (COT_SCHEMA);
+ result = g_settings_get_boolean (settings, COT_DESKTOP_KEY);
+ g_object_unref (settings);
+ return result;
+}
+
+static inline gboolean
+desktop_is_home_dir (void)
+{
+ gboolean result;
+ GSettings* settings;
+
+ settings = g_settings_new (CAJA_SCHEMA);
+ result = g_settings_get_boolean (settings, CAJA_DESKTOP_KEY);
+ g_object_unref (settings);
+ return result;
+}
+
+static inline gchar*
+default_terminal_application (void)
+{
+ gchar *result;
+ GSettings* settings;
+
+ settings = g_settings_new (TERM_SCHEMA);
+ result = g_settings_get_string (settings, TERM_EXEC_KEY);
+ g_object_unref (settings);
+ return result;
+}
+
+#define get_desktop_dir() g_strdup (g_get_user_special_dir (G_USER_DIRECTORY_DESKTOP))
+
+static void
+parse_sftp_uri (GFile *file, char **host, guint *port, char **user,
+ char **path)
+{
+ char *uri = g_file_get_uri (file);
+ char *u, *h, *s, *p;
+ char *h_end;
+
+ g_assert (uri != NULL);
+
+ u = strchr(uri, ':');
+ g_assert (u != NULL);
+ u += 3; /* Skip over :// to userid */
+
+ p = strchr (u, '/');
+ h = strchr(u, '@');
+
+ if (h && ((p == NULL) || (h < p))) {
+ *h='\0';
+ h++;
+ } else {
+ h = u;
+ u = NULL;
+ }
+
+ s = strchr(h, ':');
+
+ if (s && (p == NULL || s < p)) {
+ h_end = s-1;
+ *s = '\0';
+ s++;
+ } else {
+ h_end = p;
+ s = NULL;
+ }
+
+ if (h_end == NULL) {
+ h_end = h + strlen(h);
+ }
+
+ *user = g_strdup(u);
+ *port = s == NULL ? 0 : atoi(s); /* FIXME: getservbyname ? */
+ *path = g_uri_unescape_string (p, "/");
+ *h_end = '\0';
+ *host = g_strdup(h);
+
+ g_free (uri);
+}
+
+static void
+append_sftp_info (char **terminal_exec,
+ CajaFileInfo *file_info)
+{
+ GFile *vfs_uri;
+ char *host_name, *path, *user_name;
+ char *user_host, *cmd, *quoted_cmd;
+ guint host_port;
+
+ g_assert (terminal_exec != NULL);
+ g_assert (file_info != NULL);
+
+
+ vfs_uri = g_file_new_for_uri (caja_file_info_get_activation_uri (file_info));
+ g_assert (vfs_uri != NULL);
+
+ g_assert (g_file_has_uri_scheme(vfs_uri, "sftp")==TRUE ||
+ g_file_has_uri_scheme(vfs_uri, "ssh")==TRUE);
+
+ parse_sftp_uri (vfs_uri, &host_name, &host_port, &user_name, &path);
+
+ if (host_port == 0) {
+ host_port = SSH_DEFAULT_PORT;
+ }
+
+ if (user_name != NULL) {
+ user_host = g_strdup_printf ("%s@%s", user_name, host_name);
+ } else {
+ user_host = g_strdup (host_name);
+ }
+
+ cmd = g_strdup_printf ("ssh %s -p %d -t \"cd \'%s\' && $SHELL -l\"", user_host, host_port, path);
+ quoted_cmd = g_shell_quote (cmd);
+ g_free (cmd);
+
+ *terminal_exec = g_realloc (*terminal_exec, strlen (*terminal_exec) + strlen (quoted_cmd) + 4 + 1);
+ strcpy (*terminal_exec + strlen (*terminal_exec), " -e ");
+ strcpy (*terminal_exec + strlen (*terminal_exec), quoted_cmd);
+
+ g_free (host_name);
+ g_free (user_name);
+ g_free (path);
+
+ g_free (quoted_cmd);
+ g_free (user_host);
+ g_object_unref (vfs_uri);
+}
+
+static void
+open_terminal_callback (CajaMenuItem *item,
+ CajaFileInfo *file_info)
+{
+ gchar *display_str;
+ const gchar *old_display_str;
+ gchar *uri;
+ gchar **argv, *terminal_exec;
+ gchar *working_directory;
+ gchar *dfile;
+ MateDesktopItem *ditem;
+ GdkScreen *screen;
+
+ terminal_exec = default_terminal_application();
+
+ if (terminal_exec == NULL || strlen (terminal_exec) == 0) {
+ g_free (terminal_exec);
+ terminal_exec = g_strdup ("mate-terminal");
+ }
+
+ switch (get_terminal_file_info (file_info)) {
+ case FILE_INFO_LOCAL:
+ uri = caja_file_info_get_activation_uri (file_info);
+ if (uri != NULL) {
+ working_directory = g_filename_from_uri (uri, NULL, NULL);
+ } else {
+ working_directory = g_strdup (g_get_home_dir ());
+ }
+ g_free (uri);
+ break;
+
+ case FILE_INFO_DESKTOP:
+ if (desktop_is_home_dir () || desktop_opens_home_dir ()) {
+ working_directory = g_strdup (g_get_home_dir ());
+ } else {
+ working_directory = get_desktop_dir ();
+ }
+ break;
+
+ case FILE_INFO_SFTP:
+ working_directory = NULL;
+ append_sftp_info (&terminal_exec, file_info);
+ break;
+
+ case FILE_INFO_OTHER:
+ default:
+ g_assert_not_reached ();
+ }
+
+ if (g_str_has_prefix (terminal_exec, "mate-terminal")) {
+ dfile = lookup_in_data_dirs ("applications/mate-terminal.desktop");
+ } else {
+ dfile = NULL;
+ }
+
+ g_shell_parse_argv (terminal_exec, NULL, &argv, NULL);
+
+ display_str = NULL;
+ old_display_str = g_getenv ("DISPLAY");
+
+ screen = g_object_get_data (G_OBJECT (item), "CajaOpenTerminal::screen");
+ if (screen != NULL) {
+ display_str = gdk_screen_make_display_name (screen);
+ g_setenv ("DISPLAY", display_str, TRUE);
+ }
+
+ if (dfile != NULL) {
+ int orig_cwd = -1;
+
+ do {
+ orig_cwd = open (".", O_RDONLY);
+ } while (orig_cwd == -1 && errno == EINTR);
+
+ if (orig_cwd == -1) {
+ g_message ("CajaOpenTerminal: Failed to open current Caja working directory.");
+ } else if (working_directory != NULL) {
+
+ if (chdir (working_directory) == -1) {
+ int ret;
+
+ g_message ("CajaOpenTerminal: Failed to change Caja working directory to \"%s\".",
+ working_directory);
+
+ do {
+ ret = close (orig_cwd);
+ } while (ret == -1 && errno == EINTR);
+
+ if (ret == -1) {
+ g_message ("CajaOpenTerminal: Failed to close() current Caja working directory.");
+ }
+
+ orig_cwd = -1;
+ }
+ }
+
+ ditem = mate_desktop_item_new_from_file (dfile, 0, NULL);
+
+ mate_desktop_item_set_string (ditem, "Exec", terminal_exec);
+ if (gtk_get_current_event_time () > 0) {
+ mate_desktop_item_set_launch_time (ditem, gtk_get_current_event_time ());
+ }
+ mate_desktop_item_launch (ditem, NULL, MATE_DESKTOP_ITEM_LAUNCH_USE_CURRENT_DIR, NULL);
+ mate_desktop_item_unref (ditem);
+ g_free (dfile);
+
+ if (orig_cwd != -1) {
+ int ret;
+
+ ret = fchdir (orig_cwd);
+ if (ret == -1) {
+ g_message ("CajaOpenTerminal: Failed to change back Caja working directory to original location after changing it to \"%s\".",
+ working_directory);
+ }
+
+ do {
+ ret = close (orig_cwd);
+ } while (ret == -1 && errno == EINTR);
+
+ if (ret == -1) {
+ g_message ("CajaOpenTerminal: Failed to close Caja working directory.");
+ }
+ }
+ } else {
+ g_spawn_async (working_directory,
+ argv,
+ NULL,
+ G_SPAWN_SEARCH_PATH,
+ NULL,
+ NULL,
+ NULL,
+ NULL);
+ }
+
+ g_setenv ("DISPLAY", old_display_str, TRUE);
+
+ g_strfreev (argv);
+ g_free (terminal_exec);
+ g_free (working_directory);
+ g_free (display_str);
+}
+
+static CajaMenuItem *
+open_terminal_menu_item_new (TerminalFileInfo terminal_file_info,
+ GdkScreen *screen,
+ gboolean is_file_item)
+{
+ CajaMenuItem *ret;
+ const char *name;
+ const char *tooltip;
+
+ switch (terminal_file_info) {
+ case FILE_INFO_LOCAL:
+ case FILE_INFO_SFTP:
+ name = _("Open In _Terminal");
+ if (is_file_item) {
+ tooltip = _("Open the currently selected folder in a terminal");
+ } else {
+ tooltip = _("Open the currently open folder in a terminal");
+ }
+ break;
+
+ case FILE_INFO_DESKTOP:
+ if (desktop_opens_home_dir ()) {
+ name = _("Open _Terminal");
+ tooltip = _("Open a terminal");
+ } else {
+ name = _("Open In _Terminal");
+ tooltip = _("Open the currently open folder in a terminal");
+ }
+ break;
+
+ case FILE_INFO_OTHER:
+ default:
+ g_assert_not_reached ();
+ }
+
+ ret = caja_menu_item_new ("CajaOpenTerminal::open_terminal",
+ name, tooltip, "terminal");
+ g_object_set_data (G_OBJECT (ret),
+ "CajaOpenTerminal::screen",
+ screen);
+
+ return ret;
+}
+
+static GList *
+caja_open_terminal_get_background_items (CajaMenuProvider *provider,
+ GtkWidget *window,
+ CajaFileInfo *file_info)
+{
+ CajaMenuItem *item;
+ TerminalFileInfo terminal_file_info;
+
+ terminal_file_info = get_terminal_file_info (file_info);
+ switch (terminal_file_info) {
+ case FILE_INFO_LOCAL:
+ case FILE_INFO_DESKTOP:
+ case FILE_INFO_SFTP:
+ item = open_terminal_menu_item_new (terminal_file_info, gtk_widget_get_screen (window), FALSE);
+ g_object_set_data_full (G_OBJECT (item), "file-info",
+ g_object_ref (file_info),
+ (GDestroyNotify) g_object_unref);
+ g_signal_connect (item, "activate",
+ G_CALLBACK (open_terminal_callback),
+ file_info);
+
+ return g_list_append (NULL, item);
+
+ case FILE_INFO_OTHER:
+ return NULL;
+
+ default:
+ g_assert_not_reached ();
+ }
+}
+
+GList *
+caja_open_terminal_get_file_items (CajaMenuProvider *provider,
+ GtkWidget *window,
+ GList *files)
+{
+ CajaMenuItem *item;
+ TerminalFileInfo terminal_file_info;
+
+ if (g_list_length (files) != 1 ||
+ (!caja_file_info_is_directory (files->data) &&
+ caja_file_info_get_file_type (files->data) != G_FILE_TYPE_SHORTCUT &&
+ caja_file_info_get_file_type (files->data) != G_FILE_TYPE_MOUNTABLE)) {
+ return NULL;
+ }
+
+ terminal_file_info = get_terminal_file_info (files->data);
+ switch (terminal_file_info) {
+ case FILE_INFO_LOCAL:
+ case FILE_INFO_SFTP:
+ item = open_terminal_menu_item_new (terminal_file_info, gtk_widget_get_screen (window), TRUE);
+ g_object_set_data_full (G_OBJECT (item), "file-info",
+ g_object_ref (files->data),
+ (GDestroyNotify) g_object_unref);
+ g_signal_connect (item, "activate",
+ G_CALLBACK (open_terminal_callback),
+ files->data);
+
+ return g_list_append (NULL, item);
+
+ case FILE_INFO_DESKTOP:
+ case FILE_INFO_OTHER:
+ return NULL;
+
+ default:
+ g_assert_not_reached ();
+ }
+}
+
+static void
+caja_open_terminal_menu_provider_iface_init (CajaMenuProviderIface *iface)
+{
+ iface->get_background_items = caja_open_terminal_get_background_items;
+ iface->get_file_items = caja_open_terminal_get_file_items;
+}
+
+static void
+caja_open_terminal_instance_init (CajaOpenTerminal *cvs)
+{
+}
+
+static void
+caja_open_terminal_class_init (CajaOpenTerminalClass *class)
+{
+}
+
+GType
+caja_open_terminal_get_type (void)
+{
+ return terminal_type;
+}
+
+void
+caja_open_terminal_register_type (GTypeModule *module)
+{
+ static const GTypeInfo info = {
+ sizeof (CajaOpenTerminalClass),
+ (GBaseInitFunc) NULL,
+ (GBaseFinalizeFunc) NULL,
+ (GClassInitFunc) caja_open_terminal_class_init,
+ NULL,
+ NULL,
+ sizeof (CajaOpenTerminal),
+ 0,
+ (GInstanceInitFunc) caja_open_terminal_instance_init,
+ };
+
+ static const GInterfaceInfo menu_provider_iface_info = {
+ (GInterfaceInitFunc) caja_open_terminal_menu_provider_iface_init,
+ NULL,
+ NULL
+ };
+
+ terminal_type = g_type_module_register_type (module,
+ G_TYPE_OBJECT,
+ "CajaOpenTerminal",
+ &info, 0);
+
+ g_type_module_add_interface (module,
+ terminal_type,
+ CAJA_TYPE_MENU_PROVIDER,
+ &menu_provider_iface_info);
+}
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