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/* -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* Baobab - disk usage analyzer
*
* Copyright (C) 2012 Paolo Borelli <pborelli@gnome.org>
* Copyright (C) 2012 Stefano Facchini <stefano.facchini@gmail.com>
*
* 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.
*/
namespace Baobab {
[DBus (name = "org.freedesktop.hostname1")]
interface HostnameIface : Object {
public abstract string pretty_hostname { owned get; set; }
public abstract string hostname { owned get; set; }
}
public class Location {
public string name { get; private set; }
public File? file { get; private set; }
public FileInfo? info { get; private set; }
public bool is_volume { get; private set; default = true; }
public uint64? size { get; private set; }
public uint64? used { get; private set; }
public uint64? reserved { get; private set; }
public Icon? icon { get; private set; }
public Volume? volume { get; private set; }
public Mount? mount { get; private set; }
public Scanner? scanner { get; private set; }
public bool is_home {
get {
return home_location == this;
}
}
private static const string FS_ATTRIBUTES =
FileAttribute.FILESYSTEM_SIZE + "," +
FileAttribute.FILESYSTEM_USED;
private static const string FILE_ATTRIBUTES =
FileAttribute.STANDARD_DISPLAY_NAME + "," +
FileAttribute.STANDARD_ICON + "," +
FileAttribute.STANDARD_TYPE;
private static Location? home_location = null;
string get_hostname () throws Error {
HostnameIface hostname_iface;
hostname_iface = Bus.get_proxy_sync (BusType.SYSTEM,
"org.freedesktop.hostname1",
"/org/freedesktop/hostname1");
var pretty_name = hostname_iface.pretty_hostname;
if (pretty_name != "") {
return pretty_name;
} else {
return hostname_iface.hostname;
}
}
void make_this_home_location () {
name = _("Home folder");
icon = new ThemedIcon ("user-home");
home_location = this;
}
Location.for_home_folder () {
is_volume = false;
file = File.new_for_path (GLib.Environment.get_home_dir ());
get_file_info ();
get_fs_usage ();
make_this_home_location ();
scanner = new Scanner (file, ScanFlags.EXCLUDE_MOUNTS);
}
public static Location get_home_location () {
if (home_location == null) {
home_location = new Location.for_home_folder ();
}
return home_location;
}
public Location.from_volume (Volume volume_) {
volume = volume_;
volume.changed.connect((vol) => {
update_volume_info ();
});
update_volume_info ();
}
public Location.from_mount (Mount mount_) {
mount = mount_;
fill_from_mount ();
}
public Location.for_main_volume () {
try {
name = get_hostname ();
} catch (Error e) {
name = null;
}
if (name == null) {
name = _("Computer");
}
file = File.new_for_path ("/");
get_file_info ();
icon = new ThemedIcon ("drive-harddisk-system");
get_fs_usage ();
scanner = new Scanner (file, ScanFlags.EXCLUDE_MOUNTS);
}
public Location.for_recent_info (Gtk.RecentInfo recent_info) {
is_volume = false; // we assume recent locations are just folders
file = File.new_for_uri (recent_info.get_uri ());
name = recent_info.get_display_name ();
icon = recent_info.get_gicon ();
if (recent_info.is_local ()) {
get_fs_usage ();
}
scanner = new Scanner (file, ScanFlags.NONE);
}
public Location.for_file (File file_, ScanFlags flags) {
is_volume = false;
file = file_;
get_file_info ();
if (info != null) {
name = info.get_display_name ();
icon = info.get_icon ();
} else {
name = file_.get_parse_name ();
icon = null;
}
get_fs_usage ();
scanner = new Scanner (file, flags);
}
public void update () {
update_volume_info ();
}
void update_volume_info () {
mount = volume.get_mount ();
if (mount != null) {
fill_from_mount ();
} else {
name = volume.get_name ();
icon = volume.get_icon ();
file = null;
info = null;
size = null;
used = null;
scanner = null;
}
}
void fill_from_mount () {
name = mount.get_name ();
icon = mount.get_icon ();
file = mount.get_root ();
get_file_info ();
if (file != null && file.equal (File.new_for_path (Environment.get_home_dir ()))) {
make_this_home_location ();
}
get_fs_usage ();
scanner = new Scanner (file, ScanFlags.EXCLUDE_MOUNTS);
}
void get_file_info () {
try {
info = file.query_info (FILE_ATTRIBUTES, FileQueryInfoFlags.NONE, null);
} catch (Error e) {
info = null;
}
}
void get_fs_usage () {
size = null;
used = null;
reserved = null;
try {
var info = file.query_filesystem_info (FS_ATTRIBUTES, null);
if (info.has_attribute (FileAttribute.FILESYSTEM_SIZE)) {
size = info.get_attribute_uint64 (FileAttribute.FILESYSTEM_SIZE);
}
if (info.has_attribute (FileAttribute.FILESYSTEM_USED)) {
used = info.get_attribute_uint64 (FileAttribute.FILESYSTEM_USED);
}
if (size != null && used != null && info.has_attribute (FileAttribute.FILESYSTEM_FREE)) {
var free = info.get_attribute_uint64 (FileAttribute.FILESYSTEM_FREE);
reserved = size - free - used;
}
} catch (Error e) {
}
}
public async void mount_volume () throws Error {
if (mount != null || volume == null)
return;
var mount_op = new Gtk.MountOperation (null);
yield volume.mount (MountMountFlags.NONE, mount_op, null);
update_volume_info ();
}
}
}
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