/*
 * gedit-file-bookmarks-store.c - Gedit plugin providing easy file access
 * from the sidepanel
 *
 * Copyright (C) 2006 - Jesse van den Kieboom <jesse@icecrew.nl>
 *
 * 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, 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, see <http://www.gnu.org/licenses/>.
 */

#include <string.h>
#include <glib/gi18n.h>
#include <gio/gio.h>
#include <gedit/gedit-utils.h>

#include "gedit-file-bookmarks-store.h"
#include "gedit-file-browser-utils.h"

struct _GeditFileBookmarksStorePrivate
{
	GVolumeMonitor *volume_monitor;
	GFileMonitor *bookmarks_monitor;
};

static void remove_node               (GtkTreeModel            *model,
                                       GtkTreeIter             *iter);

static void on_fs_changed             (GVolumeMonitor          *monitor,
                                       GObject                 *object,
                                       GeditFileBookmarksStore *model);

static void on_bookmarks_file_changed (GFileMonitor            *monitor,
				       GFile                   *file,
				       GFile                   *other_file,
				       GFileMonitorEvent        event_type,
				       GeditFileBookmarksStore *model);
static gboolean find_with_flags       (GtkTreeModel            *model,
                                       GtkTreeIter             *iter,
                                       gpointer                 obj,
                                       guint                    flags,
                                       guint                    notflags);

G_DEFINE_DYNAMIC_TYPE_EXTENDED (GeditFileBookmarksStore,
				gedit_file_bookmarks_store,
				GTK_TYPE_TREE_STORE,
				0,
				G_ADD_PRIVATE_DYNAMIC (GeditFileBookmarksStore))

static void
gedit_file_bookmarks_store_dispose (GObject *object)
{
	GeditFileBookmarksStore *obj = GEDIT_FILE_BOOKMARKS_STORE (object);

	if (obj->priv->volume_monitor != NULL)
	{
		g_signal_handlers_disconnect_by_func (obj->priv->volume_monitor,
						      on_fs_changed,
						      obj);

		g_object_unref (obj->priv->volume_monitor);
		obj->priv->volume_monitor = NULL;
	}

	g_clear_object (&obj->priv->bookmarks_monitor);

	G_OBJECT_CLASS (gedit_file_bookmarks_store_parent_class)->dispose (object);
}

static void
gedit_file_bookmarks_store_class_init (GeditFileBookmarksStoreClass *klass)
{
	GObjectClass *object_class = G_OBJECT_CLASS (klass);

	object_class->dispose = gedit_file_bookmarks_store_dispose;
}

static void
gedit_file_bookmarks_store_class_finalize (GeditFileBookmarksStoreClass *klass)
{
}

static void
gedit_file_bookmarks_store_init (GeditFileBookmarksStore *obj)
{
	obj->priv = gedit_file_bookmarks_store_get_instance_private (obj);
}

/* Private */
static void
add_node (GeditFileBookmarksStore *model,
	  GdkPixbuf               *pixbuf,
	  const gchar             *name,
	  GObject                 *obj,
	  guint                    flags,
	  GtkTreeIter             *iter)
{
	GtkTreeIter newiter;

	gtk_tree_store_append (GTK_TREE_STORE (model), &newiter, NULL);

	gtk_tree_store_set (GTK_TREE_STORE (model), &newiter,
			    GEDIT_FILE_BOOKMARKS_STORE_COLUMN_ICON, pixbuf,
			    GEDIT_FILE_BOOKMARKS_STORE_COLUMN_NAME, name,
			    GEDIT_FILE_BOOKMARKS_STORE_COLUMN_OBJECT, obj,
			    GEDIT_FILE_BOOKMARKS_STORE_COLUMN_FLAGS, flags,
			    -1);

	if (iter != NULL)
		*iter = newiter;
}

static gboolean
add_file (GeditFileBookmarksStore *model,
	  GFile                   *file,
	  const gchar             *name,
	  guint                    flags,
	  GtkTreeIter             *iter)
{
	GdkPixbuf *pixbuf = NULL;
	gboolean native;
	gchar *newname;

	native = g_file_is_native (file);

	if (native && !g_file_query_exists (file, NULL))
		return FALSE;

	if (flags & GEDIT_FILE_BOOKMARKS_STORE_IS_HOME)
		pixbuf = gedit_file_browser_utils_pixbuf_from_theme ("user-home-symbolic", GTK_ICON_SIZE_MENU);
	else if (flags & GEDIT_FILE_BOOKMARKS_STORE_IS_DESKTOP)
		pixbuf = gedit_file_browser_utils_pixbuf_from_theme ("user-desktop-symbolic", GTK_ICON_SIZE_MENU);
	else if (flags & GEDIT_FILE_BOOKMARKS_STORE_IS_ROOT)
		pixbuf = gedit_file_browser_utils_pixbuf_from_theme ("drive-harddisk-symbolic", GTK_ICON_SIZE_MENU);

	if (pixbuf == NULL)
	{
		/* getting the icon is a sync get_info call, so we just do it for local files */
		if (native)
			pixbuf = gedit_file_browser_utils_pixbuf_from_file (file, GTK_ICON_SIZE_MENU, TRUE);
		else
			pixbuf = gedit_file_browser_utils_pixbuf_from_theme ("folder-symbolic", GTK_ICON_SIZE_MENU);
	}

	if (name == NULL)
		newname = gedit_file_browser_utils_file_basename (file);
	else
		newname = g_strdup (name);

	add_node (model, pixbuf, newname, G_OBJECT (file), flags, iter);

	if (pixbuf)
		g_object_unref (pixbuf);

	g_free (newname);

	return TRUE;
}

static void
check_mount_separator (GeditFileBookmarksStore *model,
		       guint                    flags,
		       gboolean                 added)
{
	GtkTreeIter iter;
	gboolean found;

	found =
	    find_with_flags (GTK_TREE_MODEL (model), &iter, NULL,
			     flags | GEDIT_FILE_BOOKMARKS_STORE_IS_SEPARATOR,
			     0);

	if (added && !found)
	{
		/* Add the separator */
		add_node (model, NULL, NULL, NULL,
			  flags | GEDIT_FILE_BOOKMARKS_STORE_IS_SEPARATOR,
			  NULL);
	}
	else if (!added && found)
	{
		remove_node (GTK_TREE_MODEL (model), &iter);
	}
}

static void
init_special_directories (GeditFileBookmarksStore *model)
{
	gchar const *path;
	GFile *file;

	path = g_get_home_dir ();
	if (path != NULL)
	{
		file = g_file_new_for_path (path);
		add_file (model, file, _("Home"), GEDIT_FILE_BOOKMARKS_STORE_IS_HOME |
			 GEDIT_FILE_BOOKMARKS_STORE_IS_SPECIAL_DIR, NULL);
		g_object_unref (file);
	}

#if defined(G_OS_WIN32) || defined(OS_OSX)
	path = g_get_user_special_dir (G_USER_DIRECTORY_DESKTOP);
	if (path != NULL)
	{
		file = g_file_new_for_path (path);
		add_file (model, file, NULL, GEDIT_FILE_BOOKMARKS_STORE_IS_DESKTOP |
			  GEDIT_FILE_BOOKMARKS_STORE_IS_SPECIAL_DIR, NULL);
		g_object_unref (file);
	}

	path = g_get_user_special_dir (G_USER_DIRECTORY_DOCUMENTS);
	if (path != NULL)
	{
		file = g_file_new_for_path (path);
		add_file (model, file, NULL, GEDIT_FILE_BOOKMARKS_STORE_IS_DOCUMENTS |
			  GEDIT_FILE_BOOKMARKS_STORE_IS_SPECIAL_DIR, NULL);
		g_object_unref (file);
	}
#endif

	file = g_file_new_for_uri ("file:///");
	add_file (model, file, _("File System"), GEDIT_FILE_BOOKMARKS_STORE_IS_ROOT, NULL);
	g_object_unref (file);

	check_mount_separator (model, GEDIT_FILE_BOOKMARKS_STORE_IS_ROOT, TRUE);
}

static void
get_fs_properties (gpointer    fs,
		   gchar     **name,
		   GdkPixbuf **pixbuf,
		   guint      *flags)
{
	GIcon *icon = NULL;

	*flags = GEDIT_FILE_BOOKMARKS_STORE_IS_FS;
	*name = NULL;
	*pixbuf = NULL;

	if (G_IS_DRIVE (fs))
	{
		icon = g_drive_get_symbolic_icon (G_DRIVE (fs));
		*name = g_drive_get_name (G_DRIVE (fs));

		*flags |= GEDIT_FILE_BOOKMARKS_STORE_IS_DRIVE;
	}
	else if (G_IS_VOLUME (fs))
	{
		icon = g_volume_get_symbolic_icon (G_VOLUME (fs));
		*name = g_volume_get_name (G_VOLUME (fs));

		*flags |= GEDIT_FILE_BOOKMARKS_STORE_IS_VOLUME;
	}
	else if (G_IS_MOUNT (fs))
	{
		icon = g_mount_get_symbolic_icon (G_MOUNT (fs));
		*name = g_mount_get_name (G_MOUNT (fs));

		*flags |= GEDIT_FILE_BOOKMARKS_STORE_IS_MOUNT;
	}

	if (icon)
	{
		*pixbuf = gedit_file_browser_utils_pixbuf_from_icon (icon, GTK_ICON_SIZE_MENU);
		g_object_unref (icon);
	}
}


static void
add_fs (GeditFileBookmarksStore *model,
	gpointer                 fs,
	guint                    flags,
	GtkTreeIter             *iter)
{
	gchar *name;
	GdkPixbuf *pixbuf;
	guint fsflags;

	get_fs_properties (fs, &name, &pixbuf, &fsflags);
	add_node (model, pixbuf, name, fs, flags | fsflags, iter);

	if (pixbuf)
		g_object_unref (pixbuf);

	g_free (name);
	check_mount_separator (model, GEDIT_FILE_BOOKMARKS_STORE_IS_FS, TRUE);
}

static void
process_volume_cb (GVolume                 *volume,
		   GeditFileBookmarksStore *model)
{
	GMount *mount;
	guint flags = GEDIT_FILE_BOOKMARKS_STORE_NONE;
	mount = g_volume_get_mount (volume);

	/* CHECK: should we use the LOCAL/REMOTE thing still? */
	if (mount)
	{
		/* Show mounted volume */
		add_fs (model, mount, flags, NULL);
		g_object_unref (mount);
	}
	else if (g_volume_can_mount (volume))
	{
		/* We also show the unmounted volume here so users can
		   mount it if they want to access it */
		add_fs (model, volume, flags, NULL);
	}
}

static void
process_drive_novolumes (GeditFileBookmarksStore *model,
			 GDrive                  *drive)
{
	if (g_drive_is_media_removable (drive) &&
	   !g_drive_is_media_check_automatic (drive) &&
	    g_drive_can_poll_for_media (drive))
	{
		/* This can be the case for floppy drives or other
		   drives where media detection fails. We show the
		   drive and poll for media when the user activates
		   it */
		add_fs (model, drive, GEDIT_FILE_BOOKMARKS_STORE_NONE, NULL);
	}
}

static void
process_drive_cb (GDrive                  *drive,
	          GeditFileBookmarksStore *model)
{
	GList *volumes;

	volumes = g_drive_get_volumes (drive);

	if (volumes)
	{
		/* Add all volumes for the drive */
		g_list_foreach (volumes, (GFunc)process_volume_cb, model);
		g_list_free (volumes);
	}
	else
	{
		process_drive_novolumes (model, drive);
	}
}

static void
init_drives (GeditFileBookmarksStore *model)
{
	GList *drives;

	drives = g_volume_monitor_get_connected_drives (model->priv->volume_monitor);

	g_list_foreach (drives, (GFunc)process_drive_cb, model);
	g_list_free_full (drives, g_object_unref);
}

static void
process_volume_nodrive_cb (GVolume                 *volume,
			   GeditFileBookmarksStore *model)
{
	GDrive *drive;

	drive = g_volume_get_drive (volume);

	if (drive)
	{
		g_object_unref (drive);
		return;
	}

	process_volume_cb (volume, model);
}

static void
init_volumes (GeditFileBookmarksStore *model)
{
	GList *volumes;

	volumes = g_volume_monitor_get_volumes (model->priv->volume_monitor);

	g_list_foreach (volumes, (GFunc)process_volume_nodrive_cb, model);
	g_list_free_full (volumes, g_object_unref);
}

static void
process_mount_novolume_cb (GMount                  *mount,
			   GeditFileBookmarksStore *model)
{
	GVolume *volume;

	volume = g_mount_get_volume (mount);

	if (volume)
	{
		g_object_unref (volume);
	}
	else if (!g_mount_is_shadowed (mount))
	{
		/* Add the mount */
		add_fs (model, mount, GEDIT_FILE_BOOKMARKS_STORE_NONE, NULL);
	}
}

static void
init_mounts (GeditFileBookmarksStore *model)
{
	GList *mounts;

	mounts = g_volume_monitor_get_mounts (model->priv->volume_monitor);

	g_list_foreach (mounts, (GFunc)process_mount_novolume_cb, model);
	g_list_free_full (mounts, g_object_unref);
}

static void
init_fs (GeditFileBookmarksStore *model)
{
	if (model->priv->volume_monitor == NULL)
	{
		const gchar **ptr;
		const gchar *signals[] = {
			"drive-connected", "drive-changed", "drive-disconnected",
			"volume-added", "volume-removed", "volume-changed",
			"mount-added", "mount-removed", "mount-changed",
			NULL
		};

		model->priv->volume_monitor = g_volume_monitor_get ();

		/* Connect signals */
		for (ptr = signals; *ptr != NULL; ++ptr)
		{
			g_signal_connect (model->priv->volume_monitor,
					  *ptr,
					  G_CALLBACK (on_fs_changed), model);
		}
	}

	/* First go through all the connected drives */
	init_drives (model);

	/* Then add all volumes, not associated with a drive */
	init_volumes (model);

	/* Then finally add all mounts that have no volume */
	init_mounts (model);
}

static gboolean
add_bookmark (GeditFileBookmarksStore *model,
	      gchar const             *name,
	      gchar const             *uri)
{
	GFile *file;
	gboolean ret;
	guint flags = GEDIT_FILE_BOOKMARKS_STORE_IS_BOOKMARK;
	GtkTreeIter iter;

	file = g_file_new_for_uri (uri);

	if (g_file_is_native (file))
		flags |= GEDIT_FILE_BOOKMARKS_STORE_IS_LOCAL_BOOKMARK;
	else
		flags |= GEDIT_FILE_BOOKMARKS_STORE_IS_REMOTE_BOOKMARK;

	ret = add_file (model, file, name, flags, &iter);

	g_object_unref (file);

	return ret;
}

static gchar *
get_bookmarks_file (void)
{
	return g_build_filename (g_get_user_config_dir (), "gtk-3.0", "bookmarks", NULL);
}

static gchar *
get_legacy_bookmarks_file (void)
{
	return g_build_filename (g_get_home_dir (), ".gtk-bookmarks", NULL);
}

static gboolean
parse_bookmarks_file (GeditFileBookmarksStore *model,
		      const gchar             *bookmarks,
		      gboolean                *added)
{
	GError *error = NULL;
	gchar *contents;
	gchar **lines;
	gchar **line;

	if (!g_file_get_contents (bookmarks, &contents, NULL, &error))
	{
		/* The bookmarks file doesn't exist (which is perfectly fine) */
		g_error_free (error);

		return FALSE;
	}

	lines = g_strsplit (contents, "\n", 0);

	for (line = lines; *line; ++line)
	{
		if (**line)
		{
			GFile *location;

			gchar *pos;
			gchar *name;

			/* CHECK: is this really utf8? */
			pos = g_utf8_strchr (*line, -1, ' ');

			if (pos != NULL)
			{
				*pos = '\0';
				name = pos + 1;
			}
			else
			{
				name = NULL;
			}

			/* the bookmarks file should contain valid
			 * URIs, but paranoia is good */
			location = g_file_new_for_uri (*line);
			if (gedit_utils_is_valid_location (location))
			{
				*added |= add_bookmark (model, name, *line);
			}
			g_object_unref (location);
		}
	}

	g_strfreev (lines);
	g_free (contents);

	/* Add a watch */
	if (model->priv->bookmarks_monitor == NULL)
	{
		GFile *file;

		file = g_file_new_for_path (bookmarks);
		model->priv->bookmarks_monitor = g_file_monitor_file (file, G_FILE_MONITOR_NONE, NULL, NULL);
		g_object_unref (file);

		g_signal_connect (model->priv->bookmarks_monitor,
				  "changed",
				  G_CALLBACK (on_bookmarks_file_changed),
				  model);
	}

	return TRUE;
}

static void
init_bookmarks (GeditFileBookmarksStore *model)
{
	gchar *bookmarks;
	gboolean added = FALSE;

	bookmarks = get_bookmarks_file ();

	if (!parse_bookmarks_file (model, bookmarks, &added))
	{
		g_free (bookmarks);

		/* try the old location (gtk <= 3.4) */
		bookmarks = get_legacy_bookmarks_file ();
		parse_bookmarks_file (model, bookmarks, &added);
	}

	if (added)
	{
		/* Bookmarks separator */
		add_node (model, NULL, NULL, NULL,
			  GEDIT_FILE_BOOKMARKS_STORE_IS_BOOKMARK |
			  GEDIT_FILE_BOOKMARKS_STORE_IS_SEPARATOR, NULL);
	}

	g_free (bookmarks);
}

static gint flags_order[] = {
	GEDIT_FILE_BOOKMARKS_STORE_IS_HOME,
	GEDIT_FILE_BOOKMARKS_STORE_IS_DESKTOP,
	GEDIT_FILE_BOOKMARKS_STORE_IS_SPECIAL_DIR,
	GEDIT_FILE_BOOKMARKS_STORE_IS_ROOT,
	GEDIT_FILE_BOOKMARKS_STORE_IS_FS,
	GEDIT_FILE_BOOKMARKS_STORE_IS_BOOKMARK,
	-1
};

static gint
utf8_casecmp (gchar const *s1, const gchar *s2)
{
	gchar *n1;
	gchar *n2;
	gint result;

	n1 = g_utf8_casefold (s1, -1);
	n2 = g_utf8_casefold (s2, -1);

	result = g_utf8_collate (n1, n2);

	g_free (n1);
	g_free (n2);

	return result;
}

static gint
bookmarks_compare_names (GtkTreeModel *model,
			 GtkTreeIter  *a,
			 GtkTreeIter  *b)
{
	gchar *n1;
	gchar *n2;
	gint result;
	guint f1;
	guint f2;

	gtk_tree_model_get (model, a,
			    GEDIT_FILE_BOOKMARKS_STORE_COLUMN_NAME, &n1,
			    GEDIT_FILE_BOOKMARKS_STORE_COLUMN_FLAGS, &f1,
			    -1);
	gtk_tree_model_get (model, b,
			    GEDIT_FILE_BOOKMARKS_STORE_COLUMN_NAME, &n2,
			    GEDIT_FILE_BOOKMARKS_STORE_COLUMN_FLAGS, &f2,
			    -1);

	/* do not sort actual bookmarks to keep same order as in nautilus */
	if ((f1 & GEDIT_FILE_BOOKMARKS_STORE_IS_BOOKMARK) &&
	    (f2 & GEDIT_FILE_BOOKMARKS_STORE_IS_BOOKMARK))
	{
		result = 0;
	}
	else if (n1 == NULL && n2 == NULL)
	{
		result = 0;
	}
	else if (n1 == NULL)
	{
		result = -1;
	}
	else if (n2 == NULL)
	{
		result = 1;
	}
	else
	{
		result = utf8_casecmp (n1, n2);
	}

	g_free (n1);
	g_free (n2);

	return result;
}

static gint
bookmarks_compare_flags (GtkTreeModel *model,
			 GtkTreeIter  *a,
			 GtkTreeIter  *b)
{
	guint f1;
	guint f2;
	gint *flags;
	guint sep;

	sep = GEDIT_FILE_BOOKMARKS_STORE_IS_SEPARATOR;

	gtk_tree_model_get (model, a,
			    GEDIT_FILE_BOOKMARKS_STORE_COLUMN_FLAGS, &f1,
			    -1);
	gtk_tree_model_get (model, b,
			    GEDIT_FILE_BOOKMARKS_STORE_COLUMN_FLAGS, &f2,
			    -1);

	for (flags = flags_order; *flags != -1; ++flags)
	{
		if ((f1 & *flags) != (f2 & *flags))
		{
			if (f1 & *flags)
				return -1;
			else
				return 1;
		}
		else if ((f1 & *flags) && (f1 & sep) != (f2 & sep))
		{
			if (f1 & sep)
				return -1;
			else
				return 1;
		}
	}

	return 0;
}

static gint
bookmarks_compare_func (GtkTreeModel *model,
			GtkTreeIter  *a,
			GtkTreeIter  *b,
			gpointer      user_data)
{
	gint result;

	result = bookmarks_compare_flags (model, a, b);

	if (result == 0)
		result = bookmarks_compare_names (model, a, b);

	return result;
}

static gboolean
find_with_flags (GtkTreeModel *model,
		 GtkTreeIter  *iter,
		 gpointer      obj,
		 guint         flags,
		 guint         notflags)
{
	GtkTreeIter child;
	guint childflags = 0;
 	GObject *childobj;
 	gboolean fequal;

	if (!gtk_tree_model_get_iter_first (model, &child))
		return FALSE;

	do
	{
		gtk_tree_model_get (model, &child,
				    GEDIT_FILE_BOOKMARKS_STORE_COLUMN_OBJECT,
				    &childobj,
				    GEDIT_FILE_BOOKMARKS_STORE_COLUMN_FLAGS,
				    &childflags, -1);

		fequal = (obj == childobj);

		if (childobj)
			g_object_unref (childobj);

		if ((obj == NULL || fequal) &&
		    (childflags & flags) == flags &&
		    !(childflags & notflags))
		{
			*iter = child;
			return TRUE;
		}
	}
	while (gtk_tree_model_iter_next (model, &child));

	return FALSE;
}

static void
remove_node (GtkTreeModel *model, GtkTreeIter *iter)
{
	guint flags;

	gtk_tree_model_get (model, iter,
			    GEDIT_FILE_BOOKMARKS_STORE_COLUMN_FLAGS, &flags,
			    -1);

	if (!(flags & GEDIT_FILE_BOOKMARKS_STORE_IS_SEPARATOR) &&
	    flags & GEDIT_FILE_BOOKMARKS_STORE_IS_FS)
	{
		check_mount_separator (GEDIT_FILE_BOOKMARKS_STORE (model),
				       flags & GEDIT_FILE_BOOKMARKS_STORE_IS_FS,
				       FALSE);
	}

	gtk_tree_store_remove (GTK_TREE_STORE (model), iter);
}

static void
remove_bookmarks (GeditFileBookmarksStore *model)
{
	GtkTreeIter iter;

	while (find_with_flags (GTK_TREE_MODEL (model), &iter, NULL,
				GEDIT_FILE_BOOKMARKS_STORE_IS_BOOKMARK,
				0))
	{
		remove_node (GTK_TREE_MODEL (model), &iter);
	}
}

static void
initialize_fill (GeditFileBookmarksStore *model)
{
	init_special_directories (model);
	init_fs (model);
	init_bookmarks (model);
}

/* Public */
GeditFileBookmarksStore *
gedit_file_bookmarks_store_new (void)
{
	GeditFileBookmarksStore *model;
	GType column_types[] = {
		GDK_TYPE_PIXBUF,
		G_TYPE_STRING,
		G_TYPE_OBJECT,
		G_TYPE_UINT
	};

	model = g_object_new (GEDIT_TYPE_FILE_BOOKMARKS_STORE, NULL);
	gtk_tree_store_set_column_types (GTK_TREE_STORE (model),
					 GEDIT_FILE_BOOKMARKS_STORE_N_COLUMNS,
					 column_types);

	gtk_tree_sortable_set_default_sort_func (GTK_TREE_SORTABLE (model),
						 bookmarks_compare_func,
						 NULL, NULL);
	gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (model),
					      GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID,
					      GTK_SORT_ASCENDING);

	initialize_fill (model);

	return model;
}

GFile *
gedit_file_bookmarks_store_get_location (GeditFileBookmarksStore *model,
					 GtkTreeIter             *iter)
{
	GObject *obj;
	GFile *file = NULL;
	guint flags;
	GFile * ret = NULL;
	gboolean isfs;

	g_return_val_if_fail (GEDIT_IS_FILE_BOOKMARKS_STORE (model), NULL);
	g_return_val_if_fail (iter != NULL, NULL);

	gtk_tree_model_get (GTK_TREE_MODEL (model), iter,
			    GEDIT_FILE_BOOKMARKS_STORE_COLUMN_FLAGS,
			    &flags,
			    GEDIT_FILE_BOOKMARKS_STORE_COLUMN_OBJECT,
			    &obj,
			    -1);

	if (obj == NULL)
		return NULL;

	isfs = (flags & GEDIT_FILE_BOOKMARKS_STORE_IS_FS);

	if (isfs && (flags & GEDIT_FILE_BOOKMARKS_STORE_IS_MOUNT))
		file = g_mount_get_root (G_MOUNT (obj));
	else if (!isfs)
		file = g_object_ref (obj);

	g_object_unref (obj);

	if (file)
	{
		ret = g_file_dup (file);
		g_object_unref (file);
	}

	return ret;
}

void
gedit_file_bookmarks_store_refresh (GeditFileBookmarksStore *model)
{
	gtk_tree_store_clear (GTK_TREE_STORE (model));
	initialize_fill (model);
}

static void
on_fs_changed (GVolumeMonitor          *monitor,
	       GObject                 *object,
	       GeditFileBookmarksStore *model)
{
	GtkTreeModel *tree_model = GTK_TREE_MODEL (model);
	guint flags = GEDIT_FILE_BOOKMARKS_STORE_IS_FS;
	guint noflags = GEDIT_FILE_BOOKMARKS_STORE_IS_SEPARATOR;
	GtkTreeIter iter;

	/* clear all fs items */
	while (find_with_flags (tree_model, &iter, NULL, flags, noflags))
		remove_node (tree_model, &iter);

	/* then reinitialize */
	init_fs (model);
}

static void
on_bookmarks_file_changed (GFileMonitor            *monitor,
			   GFile                   *file,
			   GFile                   *other_file,
			   GFileMonitorEvent        event_type,
			   GeditFileBookmarksStore *model)
{
	switch (event_type)
	{
		case G_FILE_MONITOR_EVENT_CHANGED:
		case G_FILE_MONITOR_EVENT_CREATED:
			/* Re-initialize bookmarks */
			remove_bookmarks (model);
			init_bookmarks (model);
			break;
		/*  FIXME: shouldn't we also monitor the directory? */
		case G_FILE_MONITOR_EVENT_DELETED:
			/* Remove bookmarks */
			remove_bookmarks (model);
			g_object_unref (monitor);
			model->priv->bookmarks_monitor = NULL;
			break;
		default:
			break;
	}
}

void
_gedit_file_bookmarks_store_register_type (GTypeModule *type_module)
{
	gedit_file_bookmarks_store_register_type (type_module);
}

/* ex:set ts=8 noet: */
