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password_prompt = false;
selected_user = null;
time_remaining = 0;
function show_element(id)
{
document.getElementById(id).classList.add("shown");
}
function hide_element(id)
{
document.getElementById(id).classList.remove("shown");
}
function show_prompt(text, type)
{
password_prompt = true;
label = document.getElementById('password-label');
label.innerHTML = text;
users = document.getElementById('users');
for (i in users.children)
{
user = users.children[i];
if (user.id != ('user-' + selected_user) && user.style != null)
user.style.opacity = 0.1;
}
entry = document.getElementById('password-entry');
entry.value = '';
var selected = document.getElementById("user-" + selected_user);
rect = selected.getBoundingClientRect();
cont = document.getElementById('password-container');
cont.style.top = rect.top;
if (cont.style.left != rect.right)
cont.style.left = rect.right;
cont.classList.add('shown');
entry.focus();
}
function show_message(text, type)
{
cont = document.getElementById('message-container');
document.getElementById('message-label').innerHTML = text;
if (text.length > 0)
{
var selected = document.getElementById("user-" + selected_user);
rect = selected.getBoundingClientRect();
cont.style.top = rect.top;
if (cont.style.left != rect.right)
cont.style.left = rect.right;
cont.style.top = rect.top;
cont.classList.add("shown");
} else {
cont.classList.remove("shown");
}
}
function reset()
{
users = document.getElementById('users');
for (i in users.children)
{
child = users.children[i];
if (child.style != null)
child.style.opacity = 1;
}
document.getElementById('password-container').classList.remove("shown");
password_prompt = false;
}
function authentication_complete()
{
sel = document.getElementById('session-list');
session = sel.options[sel.selectedIndex].getAttribute('data-sid');
if (lightdm.is_authenticated)
lightdm.start_session_sync(lightdm.authentication_user, session);
else
show_message('<span class="error-icon">⚠</span> Authentication Failed');
reset();
}
function start_authentication(username)
{
document.getElementById('message-container').classList.remove("shown");
if (!password_prompt) {
selected_user = username;
lightdm.authenticate(username);
}
}
function provide_secret()
{
entry = document.getElementById('password-entry');
lightdm.respond(entry.value);
}
function autologin_timer_expired(username)
{
lightdm.authenticate(lightdm.autologin_user);
}
function countdown()
{
label = document.getElementById('countdown-label');
label.innerHTML = ' in ' + time_remaining + ' seconds';
time_remaining--;
if (time_remaining >= 0)
setTimeout(countdown, 1000);
}
function build_session_list()
{
slist = document.getElementById('session-list');
slist.innerHTML = "";
for (session of lightdm.sessions)
{
slist.innerHTML += "<option data-sid="+session.key+">"+session.name+"</option>";
}
}
function update_time()
{
var days = ["Sun","Mon","Tue","Wed","Thu","Fri","Sat"];
var months = ["January","February","March","April","May","June","July","August","September","October","November","December"];
var d = new Date();
niceHours = d.getHours();
niceMinutes = d.getMinutes();
// I'm yearning for strftime
if (niceHours < 10)
niceHours = "0"+niceHours;
if (niceMinutes < 10)
niceMinutes = "0"+niceMinutes;
document.getElementById('date').innerHTML = days[d.getDay()] + ", " + d.getDate() + " " + months[d.getMonth()];
document.getElementById('time').innerHTML = niceHours + ":" + niceMinutes;
setTimeout(update_time, 1000);
}
function start()
{
var html = "";
for (i in lightdm.users)
{
user = lightdm.users[i];
if (user.image == null || user.image.match(/\.face$/))
image = '/usr/share/icons/Adwaita/256x256/emotes/face-laugh.png';
else
image = user.image;
html += '<a href="#" class="user" id="user-' + user.name +'" onclick="start_authentication(\'' + user.name + '\')">';
html += '<img class="avatar" src="file:///' + image + '" /><span class="name">'+user.display_name+'</span>';
if (user.name == lightdm.autologin_user && lightdm.autologin_timeout > 0)
html += '<span id="countdown-label"></span>';
html += '</a>';
}
document.getElementById('users').innerHTML = html;
time_remaining = lightdm.autologin_timeout;
if (time_remaining > 0)
countdown();
}
function load()
{
update_time();
build_session_list();
start();
}
/* Temporary hack until webkit greeter 3.
* The fact this is needed frankly makes me shudder. */
function try_load()
{
if (typeof lightdm !== 'undefined') {
load();
} else {
setTimeout(try_load, 500);
}
}
window.onload = try_load;
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