#include <config.h>

#include <string.h>
#include <libwindow-settings/gnome-wm-manager.h>
#include "gnome-theme-installer.h"
#include "gnome-theme-details.h"
#include <gconf/gconf-client.h>
#include <glade/glade.h>
#include <libgnomevfs/gnome-vfs-async-ops.h>
#include <libgnomevfs/gnome-vfs-ops.h>
#include <libgnomevfs/gnome-vfs-utils.h>
#include <glib.h>

#include "gnome-theme-info.h"
#include "capplet-util.h"
#include "activate-settings-daemon.h"
#include "gconf-property-editor.h"
#include "file-transfer-dialog.h"
#include "gnome-theme-installer.h"
#include "gnome-theme-manager.h"

enum {
	THEME_INVALID,
	THEME_ICON,
	THEME_GNOME,
	THEME_GTK,
	THEME_ENGINE,
	THEME_METACITY
};

enum {
	TARGZ,
	TARBZ,
	DIRECTORY
};

typedef struct {
	gint theme_type;
	gint filetype;
	gchar *theme_name;
	gchar *filename;
	gchar *target_dir;
	gchar *theme_tmp_dir;
	gchar *target_tmp_dir;
	gchar *user_message;
} theme_properties;


static void
theme_properties_free (theme_properties *tp)
{
	g_free (tp->filename);
	g_free (tp->target_dir);
	g_free (tp->theme_tmp_dir);
	g_free (tp->target_tmp_dir);
	g_free (tp->user_message);
	g_free (tp->theme_name);
	g_free (tp);
}

static void
cleanup_tmp_dir(theme_properties *theme_props)
{
	GList *list;
	
	if (gnome_vfs_remove_directory (theme_props->target_tmp_dir) == GNOME_VFS_ERROR_DIRECTORY_NOT_EMPTY) {
		list = g_list_prepend (NULL, gnome_vfs_uri_new (theme_props->target_tmp_dir));
		gnome_vfs_xfer_delete_list (list, GNOME_VFS_XFER_RECURSIVE,
					GNOME_VFS_XFER_ERROR_MODE_ABORT, NULL, NULL);
		gnome_vfs_uri_list_free(list);
	}
}

static int
file_theme_type(gchar *dir)
{
	gchar *file_contents = NULL;
	gchar *filename = NULL;
	gint file_size;
	GPatternSpec *pattern = NULL;
	char *uri = NULL;
	GnomeVFSURI *src_uri = NULL;

	if (!dir) return THEME_INVALID;

	filename = g_strdup_printf ("%s/index.theme",dir);
	src_uri = gnome_vfs_uri_new (filename);
	if (gnome_vfs_uri_exists(src_uri)) {
		uri = gnome_vfs_get_uri_from_local_path (filename);
		gnome_vfs_read_entire_file (uri,&file_size,&file_contents);
		
		pattern = g_pattern_spec_new ("*[Icon Theme]*");
		if (g_pattern_match_string(pattern,file_contents)) {
			g_free (filename);
			gnome_vfs_uri_unref (src_uri);
			return THEME_ICON;
		}
		
		pattern = g_pattern_spec_new ("*[X-GNOME-Metatheme]*");
		if (g_pattern_match_string(pattern,file_contents)) {
			g_free (filename);
			gnome_vfs_uri_unref (src_uri);
			return THEME_GNOME;
		}
	}
	g_free (filename);
	gnome_vfs_uri_unref (src_uri);

	filename = g_strdup_printf ("%s/gtk-2.0/gtkrc",dir);
	src_uri = gnome_vfs_uri_new (filename);
	g_free (filename);
	if (gnome_vfs_uri_exists(src_uri)) {
		gnome_vfs_uri_unref (src_uri);
		return THEME_GTK;
	}
        gnome_vfs_uri_unref (src_uri);
	
	filename = g_strdup_printf ("%s/metacity-1/metacity-theme-1.xml",dir);
	src_uri = gnome_vfs_uri_new (filename);
	g_free (filename);
	if (gnome_vfs_uri_exists (src_uri)) {
		gnome_vfs_uri_unref (src_uri);
		return THEME_METACITY;
	}
        gnome_vfs_uri_unref (src_uri);
	
	
	filename = g_strdup_printf ("%s/configure.in",dir);
	src_uri = gnome_vfs_uri_new (filename);
	g_free (filename);
	if (gnome_vfs_uri_exists (src_uri)) {
		gnome_vfs_uri_unref (src_uri);
		return THEME_ENGINE;
	}
        gnome_vfs_uri_unref (src_uri);
	
	return THEME_INVALID;
}

static void
transfer_cancel_cb (GtkWidget *dlg, gchar *path)
{
	gnome_vfs_unlink (path);
	g_free (path);
	gtk_widget_destroy (dlg);
}

static void
missing_utility_message_dialog (gchar *utility)
{
	GtkWidget *dialog = gtk_message_dialog_new (NULL, GTK_DIALOG_MODAL, GTK_MESSAGE_ERROR, GTK_BUTTONS_OK,
				_("Can not install theme. \nThe %s utility is not installed."), utility);
	gtk_dialog_run (GTK_DIALOG (dialog));
	gtk_widget_destroy (dialog);
}

static void
extract_files_error_dialog (void)
{
	GtkWidget *dialog = gtk_message_dialog_new (NULL, GTK_DIALOG_MODAL, GTK_MESSAGE_ERROR, GTK_BUTTONS_OK,
				_("Can not install theme. \nThere was a problem while extracting the theme"));
	gtk_dialog_run (GTK_DIALOG (dialog));
	gtk_widget_destroy (dialog);
}

/* this works around problems when doing fork/exec in a threaded app
 * with some locks being held/waited on in different threads.
 *
 * we do the idle callback so that the async xfer has finished and
 * cleaned up its vfs job.  otherwise it seems the slave thread gets
 * woken up and it removes itself from the job queue before it is
 * supposed to.  very strange.
 *
 * see bugzilla.gnome.org #86141 for details
 */
static gchar*
transfer_done_targz_idle_cb (gpointer data)
{
	int status;
	gchar *command, *filename, *gzip, *tar;
	theme_properties *theme_props = data;
	gchar *top_level_dir = NULL;

	if (!(gzip = g_find_program_in_path("gzip"))) {
		missing_utility_message_dialog ("gzip");
		return NULL;
	}
	if (!(tar = g_find_program_in_path("tar"))) {
		missing_utility_message_dialog ("tar");
		g_free(gzip);
		return NULL;
	}

	filename = g_shell_quote(theme_props->filename);

	command = g_strdup_printf ("sh -c '%s -d -c < \"%s\" | %s ft - | head -n 1'", gzip, filename, tar);
	if (!g_spawn_command_line_sync (command, &top_level_dir, NULL, &status, NULL) || status != 0)
	{
		extract_files_error_dialog ();
		g_free (top_level_dir);
		g_free (command);
		g_free (gzip);
		g_free (tar);
		g_free (filename);
		return NULL;
	}


	/* this should be something more clever and nonblocking */
	command = g_strdup_printf ("sh -c 'cd \"%s\"; %s -d -c < \"%s\" | %s xf - '",
				    theme_props->target_tmp_dir, gzip, filename, tar);
	g_free(filename);
	if (g_spawn_command_line_sync (command, NULL, NULL, &status, NULL) && status == 0) {
		g_free (command);
		g_free (gzip);
		g_free (tar);
		return top_level_dir;
	} else {
		extract_files_error_dialog ();
		g_free (command);
		g_free (gzip);
		g_free (tar);
		g_free (top_level_dir);
		return NULL;
	}
}


/* this works around problems when doing fork/exec in a threaded app
 * with some locks being held/waited on in different threads.
 *
 * we do the idle callback so that the async xfer has finished and
 * cleaned up its vfs job.  otherwise it seems the slave thread gets
 * woken up and it removes itself from the job queue before it is
 * supposed to.  very strange.
 *
 * see bugzilla.gnome.org #86141 for details
 */
static gchar*
transfer_done_tarbz2_idle_cb (gpointer data)
{
	int status;
	gchar *command, *filename, *bzip2, *tar;
	theme_properties *theme_props = data;
	gchar *top_level_dir = NULL;

	if (!(bzip2 = g_find_program_in_path("bzip2")))
	{
		missing_utility_message_dialog ("bzip2");
		return NULL;
	}
	if (!(tar = g_find_program_in_path("tar"))) {
		missing_utility_message_dialog ("tar");
		g_free(bzip2);
		return NULL;
	}
	filename = g_shell_quote(theme_props->filename);

	command = g_strdup_printf ("sh -c '%s -d -c < \"%s\" | %s ft - | head -n 1'", bzip2, filename, tar);
	if (!g_spawn_command_line_sync (command, &top_level_dir, NULL, &status, NULL) || status != 0)
	{
		extract_files_error_dialog ();
		g_free (top_level_dir);
		g_free (command);
		g_free (bzip2);
		g_free (tar);
		g_free (filename);
		return NULL;
	}


	/* this should be something more clever and nonblocking */
	command = g_strdup_printf ("sh -c 'cd \"%s\"; %s -d -c < \"%s\" | %s xf - '",
				   theme_props->target_tmp_dir, bzip2, filename, tar);
	g_free (filename);
	if (g_spawn_command_line_sync (command, NULL, NULL, &status, NULL) && status == 0) {
		g_free (bzip2);
		g_free (tar);
		g_free (command);
		return top_level_dir;
	} else {
		extract_files_error_dialog ();
		g_free (bzip2);
		g_free (tar);
		g_free (command);
		return NULL;
	}
}

static void
transfer_done_cb (GtkWidget *dlg, gchar *path)
{
	GtkWidget *dialog, *apply_button;
	gchar **dir;
	int theme_type, xfer_options;
	theme_properties *theme_props;
	GnomeVFSURI *theme_source_dir, *theme_dest_dir;

	/* XXX: path should be on the local filesystem by now? */

	if (dlg)
		gtk_widget_destroy (dlg);

	theme_props = g_new0 (theme_properties,1);

	theme_props->target_tmp_dir = g_strdup_printf ("%s/.themes/.theme-%u", 
				 			g_get_home_dir(), 
							g_random_int());


	if (g_str_has_suffix (path, ".tar.gz") || g_str_has_suffix (path, ".tgz") || g_str_has_suffix(path, ".gtp"))
		theme_props->filetype=TARGZ;
	else if (g_str_has_suffix (path, ".tar.bz2"))
		theme_props->filetype=TARBZ;
	else if (g_file_test (path, G_FILE_TEST_IS_DIR))
		theme_props->filetype=DIRECTORY;
	else {
		dialog = gtk_message_dialog_new (NULL,
						GTK_DIALOG_MODAL,
						GTK_MESSAGE_ERROR,
						GTK_BUTTONS_OK,
						_("This theme is not in a supported format."));
		gtk_dialog_run (GTK_DIALOG (dialog));
		gtk_widget_destroy (dialog);
		theme_properties_free (theme_props);
		return;
	}
	
	
	if ((gnome_vfs_make_directory(theme_props->target_tmp_dir,0700)) != GNOME_VFS_OK) {
		dialog = gtk_message_dialog_new (NULL, GTK_DIALOG_MODAL, GTK_MESSAGE_ERROR,
						GTK_BUTTONS_OK,
						_("Failed to create temporary directory"));
		gtk_dialog_run (GTK_DIALOG (dialog));
		gtk_widget_destroy (dialog);
		theme_properties_free (theme_props);
		return;
	}
	
	/* Uncompress the file in the temp directory */
	theme_props->filename=g_strdup(path);
	
	if (theme_props->filetype == TARBZ)
	{
		theme_props->theme_tmp_dir = transfer_done_tarbz2_idle_cb(theme_props);
		if (!theme_props->theme_tmp_dir)
		{
			cleanup_tmp_dir (theme_props);
			theme_properties_free (theme_props);
			return;
		}
	}
	
	if (theme_props->filetype == TARGZ)
	{
		theme_props->theme_tmp_dir = transfer_done_targz_idle_cb(theme_props);
		if (!theme_props->theme_tmp_dir)
		{
			cleanup_tmp_dir (theme_props);
			theme_properties_free (theme_props);
			return;
		}
	}

	if (theme_props->filetype == DIRECTORY)
	{
		theme_props->theme_name = g_path_get_basename (path);
		theme_props->theme_tmp_dir = g_strdup (path);
	}
	else
	{
		/* create a full path for theme_tmp_dir */
		dir = g_strsplit(g_strchomp(theme_props->theme_tmp_dir),"/",0);
		theme_props->theme_name = g_strdup (dir[0]);
		g_strfreev (dir);
		g_free (theme_props->theme_tmp_dir);
		theme_props->theme_tmp_dir=g_build_filename(theme_props->target_tmp_dir,theme_props->theme_name,NULL);
	}


	/* What type of theme it is ? */
	theme_type = file_theme_type(theme_props->theme_tmp_dir);
	gnome_vfs_unlink (theme_props->filename);
	if (theme_type == THEME_ICON) {
		theme_props->target_dir=g_strdup_printf("%s/.icons/%s",g_get_home_dir(), theme_props->theme_name);
	} else if (theme_type == THEME_GNOME) {
		theme_props->target_dir = g_strdup_printf("%s/.themes/%s",g_get_home_dir(), theme_props->theme_name);
		theme_props->user_message=g_strdup_printf(_("GNOME Theme %s correctly installed"), theme_props->theme_name);
	} else if (theme_type == THEME_METACITY) {
		theme_props->target_dir = g_strdup_printf("%s/.themes/%s",g_get_home_dir(), theme_props->theme_name);
	} else if (theme_type == THEME_GTK) {
		theme_props->target_dir = g_strdup_printf("%s/.themes/%s",g_get_home_dir(), theme_props->theme_name);
	} else if (theme_type == THEME_ENGINE) {
		dialog = gtk_message_dialog_new (NULL,
			       GTK_DIALOG_MODAL,
			       GTK_MESSAGE_ERROR,
			       GTK_BUTTONS_OK,
			       _("The theme is an engine. You need to compile the theme."));
		gtk_dialog_run (GTK_DIALOG (dialog));
		gtk_widget_destroy (dialog);
		cleanup_tmp_dir(theme_props);
		theme_properties_free (theme_props);
		return;
	} else {
		dialog = gtk_message_dialog_new (NULL,
			       GTK_DIALOG_MODAL,
			       GTK_MESSAGE_ERROR,
			       GTK_BUTTONS_OK,
			       _("The file format is invalid"));
		gtk_dialog_run (GTK_DIALOG (dialog));
		gtk_widget_destroy (dialog);
		theme_properties_free (theme_props);
		return;
	}

	/* see if there is an icon theme lurking in this package */
	if (theme_type == THEME_GNOME)
	{
		gchar *path = g_strconcat (theme_props->theme_tmp_dir, "/icons", NULL);
		if (g_file_test (path, G_FILE_TEST_EXISTS)
		    && (file_theme_type (path) == THEME_ICON))
		{
				gchar *new_path =
					g_strdup_printf("%s/.icons/%s", g_get_home_dir(), theme_props->theme_name);
				/* XXX: make some noise if we couldn't install it? */
				gnome_vfs_move (path, new_path, FALSE);
				g_free (new_path);
		}
		g_free (path);
	}

	/* Move the Dir to the target dir */
	theme_source_dir = gnome_vfs_uri_new (theme_props->theme_tmp_dir);
	theme_dest_dir = gnome_vfs_uri_new (theme_props->target_dir);

	xfer_options = GNOME_VFS_XFER_DELETE_ITEMS | GNOME_VFS_XFER_RECURSIVE;
	if (theme_props->filetype != DIRECTORY)
		xfer_options = xfer_options | GNOME_VFS_XFER_REMOVESOURCE;

	if (gnome_vfs_xfer_uri (theme_source_dir,theme_dest_dir, xfer_options,
							GNOME_VFS_XFER_ERROR_MODE_ABORT,
							GNOME_VFS_XFER_OVERWRITE_MODE_REPLACE,
							NULL,NULL) != GNOME_VFS_OK) {
		dialog = gtk_message_dialog_new (NULL,
					GTK_DIALOG_MODAL,
					GTK_MESSAGE_ERROR,
					GTK_BUTTONS_OK,
					_("Installation Failed"));
		gtk_dialog_run (GTK_DIALOG (dialog));
		gtk_widget_destroy (dialog);
		cleanup_tmp_dir(theme_props);
		theme_properties_free (theme_props);
		return;
	} else {
		/* Ask to apply theme (if we can) */
		if (theme_type == THEME_GTK || theme_type == THEME_METACITY || theme_type == THEME_ICON)
		{
			/* TODO: currently cannot apply "gnome themes" */
			gchar* str;

			str = g_strdup_printf(_("The theme \"%s\" has been installed."), theme_props->theme_name);
			theme_props->user_message=g_strdup_printf("<span weight=\"bold\" size=\"larger\">%s</span>", str);
			g_free(str);

			dialog = gtk_message_dialog_new_with_markup (NULL, GTK_DIALOG_MODAL, GTK_MESSAGE_INFO, GTK_BUTTONS_NONE, theme_props->user_message );

			gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG (dialog), _("Would you like to apply it now, or keep your current theme?"));

			gtk_dialog_add_button (GTK_DIALOG (dialog), _("Keep Current Theme"), GTK_RESPONSE_CLOSE);

			apply_button = gtk_button_new_with_label (_("Apply New Theme"));
			gtk_button_set_image (GTK_BUTTON (apply_button), gtk_image_new_from_stock (GTK_STOCK_APPLY, GTK_ICON_SIZE_BUTTON));
			gtk_dialog_add_action_widget (GTK_DIALOG (dialog), apply_button, GTK_RESPONSE_APPLY);
			GTK_WIDGET_SET_FLAGS (apply_button, GTK_CAN_DEFAULT);
			gtk_widget_show (apply_button);

			gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_APPLY);

			if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_APPLY)
			{
				/* apply theme here! */
				GConfClient * gconf_client;
				gconf_client = gconf_client_get_default ();
				switch (theme_type)
				{
					case THEME_GTK: gconf_client_set_string (gconf_client, GTK_THEME_KEY, theme_props->theme_name, NULL); break;
					case THEME_METACITY: gconf_client_set_string (gconf_client, METACITY_THEME_KEY, theme_props->theme_name, NULL); break;
					case THEME_ICON: gconf_client_set_string (gconf_client, ICON_THEME_KEY, theme_props->theme_name, NULL); break;
				}

				g_object_unref (gconf_client);
			}
		} else
		{
			dialog = gtk_message_dialog_new (NULL,
			       GTK_DIALOG_MODAL,
			       GTK_MESSAGE_INFO,
			       GTK_BUTTONS_OK,
			       theme_props->user_message );
			gtk_dialog_run (GTK_DIALOG (dialog));
		}
		gtk_widget_destroy (dialog);
		cleanup_tmp_dir (theme_props);
		theme_properties_free (theme_props);
		return;
	}
	theme_properties_free (theme_props);
}

void
gnome_theme_install_from_uri (gchar * theme_filename, GtkWindow *parent)
{
	GtkWidget *dlg;
	gchar *filename, *path, *base;
	GList *src, *target;
	GnomeVFSURI *src_uri;
	gchar *temppath;


		if (theme_filename == NULL || strlen (theme_filename) <= 0)	{
			GtkWidget *dialog;

			dialog = gtk_message_dialog_new (NULL,
							 GTK_DIALOG_MODAL,
							 GTK_MESSAGE_ERROR,
							 GTK_BUTTONS_OK,
							 _("No theme file location specified to install"));
			gtk_dialog_run (GTK_DIALOG (dialog));
			gtk_widget_destroy (dialog);
			return;
		}

		filename = g_strdup (theme_filename);
		
		if (filename == NULL)	{
			GtkWidget *dialog;

			dialog = gtk_message_dialog_new (NULL,
							 GTK_DIALOG_MODAL,
							 GTK_MESSAGE_ERROR,
							 GTK_BUTTONS_OK,
							 _("The theme file location specified to install is invalid"));
			gtk_dialog_run (GTK_DIALOG (dialog));
			gtk_widget_destroy (dialog);
			return;
		}

		/* see if someone dropped a directory */
		if (g_file_test (filename, G_FILE_TEST_IS_DIR))
		{
			transfer_done_cb (NULL, filename);
			return;
		}

		src_uri = gnome_vfs_uri_new (filename);
		base = gnome_vfs_uri_extract_short_name (src_uri);
		src = g_list_append (NULL, src_uri);
		/* we can't tell if this is an icon theme yet, so just make a
		 * temporary copy in .themes */
		path = g_build_filename (g_get_home_dir (), ".themes", NULL);

		if (access (path, X_OK | W_OK) != 0) {
                        GtkWidget *dialog;

                        dialog = gtk_message_dialog_new (NULL, GTK_DIALOG_MODAL,
                                                          GTK_MESSAGE_ERROR,
                                                          GTK_BUTTONS_OK,
                                                          _("Insufficient permissions to install the theme in:\n%s"), path);
			gtk_dialog_run (GTK_DIALOG (dialog));
			gtk_widget_destroy (dialog);
			g_free (path);
			return;
                } 
		
		while(TRUE) {
		  	gchar *file_tmp;
			GtkWidget *dialog;
		  
			if (g_str_has_suffix (base, ".tar.gz") || g_str_has_suffix (base, ".tgz") || g_str_has_suffix(base, ".gtp"))
		    		file_tmp = g_strdup_printf("gnome-theme-%d.gtp", rand ());
		  	else if (g_str_has_suffix (base, ".tar.bz2"))
		    		file_tmp = g_strdup_printf("gnome-theme-%d.tar.bz2", rand ());
		  	else {
				dialog = gtk_message_dialog_new (NULL,
						GTK_DIALOG_MODAL,
						GTK_MESSAGE_ERROR,
						GTK_BUTTONS_OK,
						_("The file format is invalid."));
				gtk_dialog_run (GTK_DIALOG (dialog));
				gtk_widget_destroy (dialog);
				g_free (path);
		    		return;
			}
		  
		    	path = g_build_filename (g_get_home_dir (), ".themes", file_tmp, NULL);
		  
		  	g_free(file_tmp);
		  	if (!gnome_vfs_uri_exists (gnome_vfs_uri_new (path)))
		    		break;
		}
		
		/* To avoid the copy of /root/.themes to /root/.themes/.themes
		 * which causes an infinite loop. The user asks to transfer the all
		 * contents of a folder, to a folder under itseld. So ignore the
		 * situation.
		 */
		temppath = g_build_filename (filename, ".themes", NULL);
		if (!strcmp(temppath, path))	{
			GtkWidget *dialog;

			dialog = gtk_message_dialog_new (NULL,
							 GTK_DIALOG_MODAL,
							 GTK_MESSAGE_ERROR,
							 GTK_BUTTONS_OK,
							 _("%s is the path where the theme files will be installed. This can not be selected as the source location"), filename);
			gtk_dialog_run (GTK_DIALOG (dialog));
			gtk_widget_destroy (dialog);
			
			g_free (base);
			g_free (filename);
			g_free(temppath);
			g_free (path);
			return;
		}
		g_free(temppath);



		target = g_list_append (NULL, gnome_vfs_uri_new (path));

		dlg = file_transfer_dialog_new_with_parent (parent);
		file_transfer_dialog_wrap_async_xfer (FILE_TRANSFER_DIALOG (dlg),
						      src, target,
						      GNOME_VFS_XFER_RECURSIVE,
						      GNOME_VFS_XFER_ERROR_MODE_QUERY,
						      GNOME_VFS_XFER_OVERWRITE_MODE_QUERY,
						      GNOME_VFS_PRIORITY_DEFAULT);
		gnome_vfs_uri_list_unref (src);
		gnome_vfs_uri_list_unref (target);
		g_free (base);
		g_free (filename);
		g_signal_connect (G_OBJECT (dlg), "cancel",
				  G_CALLBACK (transfer_cancel_cb), path);
		g_signal_connect (G_OBJECT (dlg), "done",
				  G_CALLBACK (transfer_done_cb), path);
		gtk_widget_show (dlg);
}

void
gnome_theme_installer_run_cb (GtkWidget *button,
				   GtkWindow *parent_window)
{
  gnome_theme_installer_run (parent_window, NULL);
}


void
gnome_theme_installer_run (GtkWindow *parent, gchar *filename)
{
	static gboolean running_theme_install = FALSE;
	GtkWidget *dialog;
	static char old_folder[1024] = "";
	gchar *filename_selected, *folder;
	GtkFileFilter *filter;

	if (filename == NULL)
		filename = old_folder;

	if (running_theme_install)
		return;

	running_theme_install = TRUE;

	dialog = gtk_file_chooser_dialog_new (_("Select Theme"), parent, GTK_FILE_CHOOSER_ACTION_OPEN, GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT, GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT, NULL);

	filter = gtk_file_filter_new ();
	gtk_file_filter_set_name (filter, _("Theme Packages"));
	gtk_file_filter_add_mime_type (filter, "application/x-bzip-compressed-tar");
	gtk_file_filter_add_mime_type (filter, "application/x-compressed-tar");
	gtk_file_filter_add_mime_type (filter, "application/x-gnome-theme-package");
	
	gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);

	filter = gtk_file_filter_new ();
	gtk_file_filter_set_name (filter, _("All Files"));
	gtk_file_filter_add_pattern(filter, "*");

	gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);

	if (strcmp (old_folder, ""))
		gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (dialog), old_folder);

	if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT)
	{
		filename_selected = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
		gnome_theme_install_from_uri (filename_selected, parent);
		g_free (filename_selected);
	}


	folder = gtk_file_chooser_get_current_folder (GTK_FILE_CHOOSER (dialog));
	g_strlcpy (old_folder, folder, 255);
	g_free (folder);

	gnome_theme_details_reread_themes_from_disk();


	gtk_widget_destroy (dialog);

	running_theme_install = FALSE;
}