Files
koreader-mirror/plugins/timesync.koplugin/main.lua
mergen3107 e95541ffd3 [Kindle NT] fix terminal and timesync (#12765)
Closes #12760
Credits go to @benoit-pierre (Thank you!)
2024-11-23 19:30:48 +01:00

96 lines
2.7 KiB
Lua

local Device = require("device")
local ffi = require("ffi")
local C = ffi.C
local lfs = require("libs/libkoreader-lfs")
local util = require("util")
require("ffi/posix_h")
-- We need to be root to be able to set the time (CAP_SYS_TIME)
if C.getuid() ~= 0 then
return { disabled = true, }
end
local ntp_cmd
-- Check if we have access to ntpd or ntpdate
local ntpd = util.which("ntpd")
if ntpd then
-- Make sure it's actually busybox's implementation, as the syntax may otherwise differ...
-- (Of particular note, Kobo ships busybox ntpd, but not ntpdate; and Kindle ships ntpdate and !busybox ntpd).
local sym = lfs.symlinkattributes(ntpd)
if sym and sym.mode == "link" and string.sub(sym.target, -7) == "busybox" then
ntp_cmd = "ntpd -q -n -p pool.ntp.org"
end
end
if not ntp_cmd and util.which("ntpdate") then
ntp_cmd = "ntpdate pool.ntp.org"
end
if not ntp_cmd then
return { disabled = true, }
end
local InfoMessage = require("ui/widget/infomessage")
local UIManager = require("ui/uimanager")
local WidgetContainer = require("ui/widget/container/widgetcontainer")
local T = require("ffi/util").template
local _ = require("gettext")
local NetworkMgr = require("ui/network/manager")
local TimeSync = WidgetContainer:extend{
name = "timesync",
}
local function currentTime()
local std_out = io.popen("date")
if std_out then
local result = std_out:read("*line")
std_out:close()
if result ~= nil then
return T(_("New time is %1."), result)
end
end
return _("Time synchronized.")
end
local function syncNTP()
local info = InfoMessage:new{
text = _("Synchronizing time. This may take several seconds.")
}
UIManager:show(info)
UIManager:forceRePaint()
local txt
if os.execute(ntp_cmd) ~= 0 then
txt = _("Failed to retrieve time from server. Please check your network configuration.")
else
txt = currentTime()
os.execute("hwclock -u -w")
-- On Kindle, do it the native way, too, to make sure the native UI gets the memo...
if Device:isKindle() and lfs.attributes("/usr/sbin/setdate", "mode") == "file" then
os.execute(string.format("/usr/sbin/setdate '%d'", os.time()))
end
end
UIManager:close(info)
UIManager:show(InfoMessage:new{
text = txt,
timeout = 3,
})
end
local menuItem = {
text = _("Synchronize time"),
keep_menu_open = true,
callback = function()
NetworkMgr:runWhenOnline(function() syncNTP() end)
end
}
function TimeSync:init()
self.ui.menu:registerToMainMenu(self)
end
function TimeSync:addToMainMenu(menu_items)
menu_items.synchronize_time = menuItem
end
return TimeSync