#!/usr/bin/env python3

import signal
import sys
import os
import pwd
import locale

from gi.repository import Gtk, Gdk

from Locker import Locker
from LockWindow import LockWindow
import pam


def get_username():
    return pwd.getpwuid(os.getuid())[0]


theme = 'UzL-login'
timeout = 5
logoutTimeout = 15
username = get_username()


def handler(signum, frame):
    Gtk.main_quit()


signal.signal(signal.SIGINT, handler)
signal.signal(signal.SIGTERM, handler)
signal.signal(signal.SIGQUIT, handler)


locale.setlocale(locale.LC_ALL, '')
locale.bindtextdomain('pylock', '/home/neoraider/Devel/Python/pylock/locale')
locale.textdomain('pylock')

Gtk.Settings.get_default().set_property('gtk-theme-name', theme)


window = LockWindow()

def lock(timeLeft):
    window.updateLockMessage(username, timeLeft)
    window.lock()

def logout():
    exit()

def updateTimeout(timeLeft):
    window.updateLockMessage(username, timeLeft)

locker = Locker(timeout, lock, window.unlock, logoutTimeout, logout, updateTimeout)
pamAuth = pam.pam()


def tryUnlock(w, password):
    if pamAuth.authenticate(username, password):
        locker.unlock()
    else:
        window.reset()
        window.setAuthMessage(pamAuth.reason)

    return True

window.connect('logout', lambda w: locker.logout())
window.connect('tryUnlock', tryUnlock)

Gtk.main()