4576969739
* canvas overhaul * editor 2.0 * more tweaks * more editor work * completions + refactor * cleanup + editor additions * cleanup + undo overhaul * editor recent/peripherals/redo + cleanup * editor path issues * cleanup * changes for deprecated ui methods - recolor milo - make turtle scripts run again - mob rancher improvements * can now use named colors
120 lines
2.8 KiB
Lua
120 lines
2.8 KiB
Lua
local Config = require('opus.config')
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local Util = require('opus.util')
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local device = _G.device
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local kernel = _G.kernel
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local keyboard = device.keyboard
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local multishell = _ENV.multishell
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if not multishell then
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return
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end
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local config = Config.load('secure', {
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enabled = false,
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timeout = 60,
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})
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local timer = config.enabled and os.startTimer(config.timeout)
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local sandboxEnv = Util.shallowCopy(_ENV)
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setmetatable(sandboxEnv, { __index = _G })
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local function buildLockScreen()
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_G.requireInjector(_ENV)
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local Event = require('opus.event')
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local Security = require('opus.security')
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local SHA = require('opus.crypto.sha2')
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local UI = require('opus.ui')
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local counter = .1
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local page = UI.Page {
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pass = UI.TextEntry {
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x = 10, ex = -10, y = "50%",
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limit = 32,
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mask = true,
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shadowText = 'password',
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accelerators = {
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enter = 'password',
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},
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},
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notification = UI.Notification(),
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}
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function page:eventHandler(event)
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if event.type == 'password' then
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if self.pass.value and
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#self.pass.value > 0 and
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Security.verifyPassword(SHA.compute(self.pass.value)) then
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UI:quit() -- valid
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else
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self.notification:error('Invalid password', math.max(counter, 2))
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self:sync()
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os.sleep(counter)
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counter = counter * 2
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self.pass:reset()
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end
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else
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UI.Page.eventHandler(self, event)
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end
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end
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Event.onTerminate(function() return false end)
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UI:setPage(page)
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UI:start()
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-- restart lock timer
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timer = os.startTimer(config.timeout)
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end
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local function showLockScreen()
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timer = nil
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multishell.openTab({
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path = 'sys/apps/Lock.lua',
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fn = buildLockScreen,
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noTerminate = true,
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pinned = true,
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focused = true,
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title = 'Lock',
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env = sandboxEnv,
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})
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end
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keyboard.addHotkey('control-l', function()
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if timer then
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os.cancelTimer(timer)
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showLockScreen()
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end
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end)
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kernel.hook({ 'mouse_up', 'mouse_drag', 'key_up', 'mouse_scroll' }, function()
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if timer then
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os.cancelTimer(timer)
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timer = os.startTimer(config.timeout)
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end
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end)
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kernel.hook('timer', function(_, eventData)
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if timer and eventData[1] == timer then
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showLockScreen()
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end
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end)
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kernel.hook('config_update', function(_, eventData)
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if eventData[1] == 'secure' then
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Util.merge(config, eventData[2])
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if timer then
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os.cancelTimer(timer)
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timer = nil
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end
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if config.enabled then
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timer = os.startTimer(config.timeout)
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end
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end
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end)
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