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udisks.lua
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udisks.lua
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-----------------------------------------------------------------------------------------------------------------------
-- Udisks widget --
-----------------------------------------------------------------------------------------------------------------------
-- Grab environment
-----------------------------------------------------------------------------------------------------------------------
local capi = { dbus = dbus }
local lgi = require 'lgi'
local Gio = lgi.require 'Gio'
local GLib = lgi.require 'GLib'
local wibox = require("wibox")
local awful = require("awful")
local beautiful = require("beautiful")
local naughty = require("naughty")
local tooltip = require("redflat.float.tooltip")
-- Initialize tables and vars for module
-----------------------------------------------------------------------------------------------------------------------
local system_bus = Gio.bus_get_sync(Gio.BusType.SYSTEM)
local devices = {}
local module = {};
local devices_layout = wibox.layout.fixed.horizontal()
local function isempty(s)
return s == nil or s == ''
end
local function open_filemanger(device)
if module.filemanager then
awful.util.spawn_with_shell(module.filemanager .. ' "' .. device.Mounted .. '"');
end
end
local function mount_device(device)
if device.Mounted then
open_filemanger(device);
else
system_bus:call(
'org.freedesktop.UDisks2',
'/org/freedesktop/UDisks2/block_devices/' .. device.Device,
'org.freedesktop.UDisks2.Filesystem',
'Mount',
GLib.Variant.new_tuple({
GLib.Variant('a{sv}', {})
}, 1),
nil,
Gio.DBusConnectionFlags.NONE,
-1,
nil,
function(_, res)
local ret, err = system_bus:call_finish(res);
if err then
naughty.notify({
preset = naughty.config.presets.critical,
text = tostring(err),
});
else
device.Mounted = tostring(ret.value[1]);
--open_filemanger(device);
end
end
);
end
end
local function unmount_device(device)
if device.Mounted then
system_bus:call(
'org.freedesktop.UDisks2',
'/org/freedesktop/UDisks2/block_devices/' .. device.Device,
'org.freedesktop.UDisks2.Filesystem',
'Unmount',
GLib.Variant.new_tuple({
GLib.Variant('a{sv}', {})
}, 1),
nil,
Gio.DBusConnectionFlags.NONE,
-1,
nil,
function(_, res)
local _, err = system_bus:call_finish(res);
if err then
naughty.notify({
preset = naughty.config.presets.critical,
text = tostring(err),
});
end
end
);
end
end
local function parse_block_devices(_, res, callback)
local ret, err = system_bus:call_finish(res);
local xml = ret.value[1];
if err then
print(err);
return;
end
for device in string.gmatch(xml, 'name="([^"]*)"') do
devices[device] = {};
end
system_bus:call(
'org.freedesktop.UDisks2',
'/org/freedesktop/UDisks2',
'org.freedesktop.DBus.ObjectManager',
'GetManagedObjects',
nil,
nil,
Gio.DBusConnectionFlags.NONE,
-1,
nil,
function(_, res2)
local ret2, err2 = system_bus:call_finish(res2);
local value = ret2.value[1];
if err2 then
print(err2)
callback(devices);
return
end
for device_name, _ in pairs(devices) do
local device_path = '/org/freedesktop/UDisks2/block_devices/' .. device_name;
local device = value[device_path];
if device and device['org.freedesktop.UDisks2.Filesystem'] and device['org.freedesktop.UDisks2.Partition'] then
local mounted = device['org.freedesktop.UDisks2.Filesystem']['MountPoints'][1]
local drive = value[device['org.freedesktop.UDisks2.Block']['Drive']]['org.freedesktop.UDisks2.Drive'];
if mounted == nil then
mounted = false
else
mounted = tostring(mounted)
end
devices[device_name] = {
OK = true,
Drive = device['org.freedesktop.UDisks2.Block'].Drive,
Device = device_name,
Mounted = mounted,
Removable = drive.Removable,
Name = '',
ConnectionBus = drive.ConnectionBus,
}
if not isempty(drive.Vendor) then
devices[device_name].Name = drive.Vendor .. ' ';
end
if not isempty(drive.Model) then
devices[device_name].Name = devices[device_name].Name .. drive.Model;
end
else
devices[device_name] = nil;
end
end
callback(devices);
end
);
end
local function rescan_devices(callback)
system_bus:call(
'org.freedesktop.UDisks2',
'/org/freedesktop/UDisks2/block_devices',
'org.freedesktop.DBus.Introspectable',
'Introspect',
nil,
nil,
Gio.DBusConnectionFlags.NONE,
-1,
nil,
function(conn, res)
parse_block_devices(conn, res, callback);
end
);
end
local function scan_finished(dev)
devices_layout:reset();
for _, data in pairs(dev) do
if data.Removable and data.OK then
local bus_type = data.ConnectionBus;
local status = 'unmounted';
if data.Mounted then
status = 'mounted';
end
if not bus_type then
bus_type = 'default';
end
local icon_name = 'removable_' .. bus_type .. '_' .. status;
if beautiful.icon.widget.udisks[icon_name] == nil then
bus_type = 'default'
icon_name = 'removable_' .. bus_type .. '_' .. status;
end
local deviceicon = wibox.widget.imagebox();
deviceicon:set_image(beautiful.icon.widget.udisks[icon_name]);
deviceicon:buttons(awful.util.table.join(
awful.button({ }, 1, function () mount_device(data); end),
awful.button({ }, 3, function () unmount_device(data); end)
))
devices_layout:add(deviceicon);
local tp = tooltip({ objects = { deviceicon } })
tp:set_text(data.Name .. "/" .. data.Device);
end
end
end
if capi.dbus then
capi.dbus.add_match("system", "interface='org.freedesktop.DBus.ObjectManager', member='InterfacesAdded'")
capi.dbus.add_match("system", "interface='org.freedesktop.DBus.ObjectManager', member='InterfacesRemoved'")
capi.dbus.connect_signal("org.freedesktop.DBus.ObjectManager",
function (data, _)
if data.path == "/org/freedesktop/UDisks2" then
rescan_devices(scan_finished);
end
end
);
end
rescan_devices(scan_finished);
module.widget = devices_layout;
return module