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big.js
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// ==ClosureCompiler==
// @compilation_level ADVANCED_OPTIMIZATIONS
// ==/ClosureCompiler==
var lichess = window.lichess = window.lichess || {};
lichess.StrongSocket = function(url, version, settings) {
var self = this;
self.settings = $.extend(true, {}, lichess.StrongSocket.defaults, settings);
self.url = url;
self.version = version;
self.options = self.settings.options;
self.ws = null;
self.pingSchedule = null;
self.connectSchedule = null;
self.ackableMessages = [];
self.lastPingTime = self.now();
self.currentLag = 0;
self.averageLag = 0;
self.tryOtherUrl = false;
self.autoReconnect = true;
self.debug('Debug is enabled');
if (self.options.resetUrl || self.options.prodPipe) {
lichess.storage.remove(self.options.baseUrlKey);
}
if (self.options.prodPipe) {
self.options.baseUrls = ['socket.en.lichess.org:9021'];
}
self.connect();
window.addEventListener('unload', function() {
self.destroy();
});
};
lichess.StrongSocket.available = window.WebSocket || window.MozWebSocket;
lichess.StrongSocket.sri = Math.random().toString(36).substring(2);
lichess.StrongSocket.defaults = {
events: {
fen: function(e) {
$('.live_' + e.id).each(function() {
lichess.parseFen($(this).data("fen", e.fen).data("lastmove", e.lm));
});
}
},
params: {
sri: lichess.StrongSocket.sri
},
options: {
name: "unnamed",
pingMaxLag: 7000, // time to wait for pong before reseting the connection
pingDelay: 1000, // time between pong and ping
autoReconnectDelay: 1000,
lagTag: false, // jQuery object showing ping lag
ignoreUnknownMessages: true,
baseUrls: ['socket.' + document.domain].concat(
($('body').data('ports') + '').split(',').map(function(port) {
return 'socket.' + document.domain + ':' + port;
})),
baseUrlKey: 'surl3'
}
};
lichess.StrongSocket.prototype = {
connect: function() {
var self = this;
self.destroy();
self.autoReconnect = true;
var fullUrl = "ws://" + self.baseUrl() + self.url + "?" + $.param($.extend(self.settings.params, {
version: self.version
}));
self.debug("connection attempt to " + fullUrl, true);
try {
if (window.MozWebSocket) self.ws = new MozWebSocket(fullUrl);
else if (window.WebSocket) self.ws = new WebSocket(fullUrl);
else throw "[lila] no websockets found on this browser!";
self.ws.onerror = function(e) {
self.onError(e);
};
self.ws.onclose = function(e) {
if (self.autoReconnect) {
self.debug('Will autoreconnect in ' + self.options.autoReconnectDelay);
self.scheduleConnect(self.options.autoReconnectDelay);
}
};
self.ws.onopen = function() {
self.debug("connected to " + fullUrl, true);
self.onSuccess();
$('body').removeClass('offline');
self.pingNow();
$('body').trigger('socket.open');
if ($('#user_tag').length) setTimeout(function() {
self.send("following_onlines");
}, 500);
var resend = self.ackableMessages;
self.ackableMessages = [];
resend.forEach(function(x) {
self.send(x.t, x.d);
});
};
self.ws.onmessage = function(e) {
var m = JSON.parse(e.data);
if (m.t == "n") {
self.pong();
} else self.debug(e.data);
if (m.t == "b") {
m.d.forEach(function(mm) {
self.handle(mm);
});
} else self.handle(m);
};
} catch (e) {
self.onError(e);
}
self.scheduleConnect(self.options.pingMaxLag);
},
send: function(t, d, o) {
var self = this;
var data = d || {},
options = o || {};
if (options && options.ackable)
self.ackableMessages.push({
t: t,
d: d
});
var message = JSON.stringify({
t: t,
d: data
});
self.debug("send " + message);
try {
self.ws.send(message);
} catch (e) {
self.debug(e);
}
},
sendAckable: function(t, d) {
this.send(t, d, {
ackable: true
});
},
scheduleConnect: function(delay) {
var self = this;
// self.debug('schedule connect ' + delay);
clearTimeout(self.pingSchedule);
clearTimeout(self.connectSchedule);
self.connectSchedule = setTimeout(function() {
$('body').addClass('offline');
self.tryOtherUrl = true;
self.connect();
}, delay);
},
schedulePing: function(delay) {
var self = this;
clearTimeout(self.pingSchedule);
self.pingSchedule = setTimeout(function() {
self.pingNow();
}, delay);
},
pingNow: function() {
var self = this;
clearTimeout(self.pingSchedule);
clearTimeout(self.connectSchedule);
try {
self.ws.send(self.pingData());
self.lastPingTime = self.now();
} catch (e) {
self.debug(e, true);
}
self.scheduleConnect(self.options.pingMaxLag);
},
pong: function() {
var self = this;
clearTimeout(self.connectSchedule);
self.schedulePing(self.options.pingDelay);
self.currentLag = self.now() - self.lastPingTime;
if (!self.averageLag) self.averageLag = self.currentLag;
else self.averageLag = 0.2 * (self.currentLag - self.averageLag) + self.averageLag;
if (self.options.lagTag) {
self.options.lagTag.html(Math.round(self.averageLag));
}
},
pingData: function() {
return JSON.stringify({
t: "p",
v: this.version
});
},
handle: function(m) {
var self = this;
if (m.v) {
if (m.v <= self.version) {
self.debug("already has event " + m.v);
return;
}
if (m.v > self.version + 1) {
self.debug("event gap detected from " + self.version + " to " + m.v);
if (!self.options.prodPipe) return;
}
self.version = m.v;
}
switch (m.t || false) {
case false:
break;
case 'resync':
if (!self.options.prodPipe) lichess.reload();
break;
case 'ack':
self.ackableMessages = [];
break;
default:
if (self.settings.receive) self.settings.receive(m.t, m.d);
var h = self.settings.events[m.t];
if (h) h(m.d || null);
else if (!self.options.ignoreUnknownMessages) {
self.debug('Message not supported ' + JSON.stringify(m));
}
}
},
now: function() {
return new Date().getTime();
},
debug: function(msg, always) {
if ((always || this.options.debug) && window.console && console.debug) {
console.debug("[" + this.options.name + " " + this.settings.params.sri + "]", msg);
}
},
destroy: function() {
clearTimeout(this.pingSchedule);
clearTimeout(this.connectSchedule);
this.disconnect();
this.ws = null;
},
disconnect: function() {
if (this.ws) {
this.debug("Disconnect", true);
this.autoReconnect = false;
this.ws.onerror = $.noop();
this.ws.onclose = $.noop();
this.ws.onopen = $.noop();
this.ws.onmessage = $.noop();
this.ws.close();
}
},
onError: function(e) {
var self = this;
self.options.debug = true;
self.debug('error: ' + JSON.stringify(e));
self.tryOtherUrl = true;
setTimeout(function() {
if (!$('#network_error').length) {
var msg = "Your browser supports websockets, but cannot get a connection. Maybe you are behind a proxy that does not support websockets. Ask your system administrator to fix it!";
$('#top').append('<span class="fright link text" id="network_error" title="' + msg + '" data-icon="j">Network error</span>');
}
}, 1000);
clearTimeout(self.pingSchedule);
},
onSuccess: function() {
$('#network_error').remove();
},
baseUrl: function() {
var key = this.options.baseUrlKey;
var urls = this.options.baseUrls;
var url = lichess.storage.get(key);
if (!url) {
url = urls[0];
lichess.storage.set(key, url);
} else if (this.tryOtherUrl) {
this.tryOtherUrl = false;
url = urls[(urls.indexOf(url) + 1) % urls.length];
lichess.storage.set(key, url);
}
return url;
},
pingInterval: function() {
return this.options.pingDelay + this.averageLag;
}
};
// declare now, populate later in a distinct script.
var lichess_translations = lichess_translations || [];
function withStorage(f) {
// can throw an exception when storage is full
try {
return !!window.localStorage ? f(window.localStorage) : null;
} catch (e) {}
}
lichess.storage = {
get: function(k) {
return withStorage(function(s) {
return s.getItem(k);
});
},
remove: function(k) {
withStorage(function(s) {
s.removeItem(k);
});
},
set: function(k, v) {
// removing first may help http://stackoverflow.com/questions/2603682/is-anyone-else-receiving-a-quota-exceeded-err-on-their-ipad-when-accessing-local
withStorage(function(s) {
s.removeItem(k);
s.setItem(k, v);
});
}
};
(function() {
/////////////
// ctrl.js //
/////////////
$.userLink = function(u) {
return $.userLinkLimit(u, false);
};
$.userLinkLimit = function(u, limit, klass) {
var split = u.split(' ');
var id = split.length == 1 ? split[0] : split[1];
return (u || false) ? '<a class="user_link ulpt ' + (klass || '') + '" href="/@/' + id + '">' + ((limit || false) ? u.substring(0, limit) : u) + '</a>' : 'Anonymous';
};
$.redirect = function(obj) {
var url;
if (typeof obj == "string") url = obj;
else {
url = obj.url;
if (obj.cookie) {
var domain = document.domain.replace(/^.+(\.[^\.]+\.[^\.]+)$/, '$1');
var cookie = [
encodeURIComponent(obj.cookie.name) + '=' + obj.cookie.value,
'; max-age=' + obj.cookie.maxAge,
'; path=/',
'; domain=' + domain
].join('');
document.cookie = cookie;
}
}
location.href = 'http://' + location.hostname + '/' + url.replace(/^\//, '');
};
$.fp = {};
$.fp.range = function(to) {
return Array.apply(null, Array(to)).map(function(_, i) {
return i;
});
};
$.fp.contains = function(list, needle) {
return list.indexOf(needle) !== -1;
};
$.fp.find = function(list, pred) {
for (var i = 0, len = list.length; i < len; i++) {
if (pred(list[i])) return list[i];
}
return undefined;
};
$.fp.debounce = function(func, wait, immediate) {
var timeout;
return function() {
var context = this,
args = arguments;
var later = function() {
timeout = null;
if (!immediate) func.apply(context, args);
};
var callNow = immediate && !timeout;
clearTimeout(timeout);
timeout = setTimeout(later, wait);
if (callNow) func.apply(context, args);
};
};
$.spreadNumber = function(el, nbSteps, getDuration) {
var previous, displayed;
var display = function(prev, cur, it) {
var val = Math.round(((prev * (nbSteps - 1 - it)) + (cur * (it + 1))) / nbSteps);
if (val !== displayed) {
el.textContent = val;
displayed = val;
}
};
return function(nb) {
if (!el || !nb) return;
var prev = previous || nb;
previous = nb;
var interv = getDuration() / nbSteps;
for (var i = 0; i < nbSteps; i++) {
setTimeout(display.bind(null, prev, nb, i), Math.round(i * interv));
}
};
};
var nbUserSpread = $.spreadNumber(
document.querySelector('#nb_connected_players > strong'),
5,
function() {
return lichess.socket.pingInterval();
});
lichess.socket = null;
lichess.idleTime = 20 * 60 * 1000;
$.extend(true, lichess.StrongSocket.defaults, {
events: {
following_onlines: function(us) {
$('#friend_box').friends("set", us);
},
following_enters: function(name) {
$('#friend_box').friends('enters', name);
},
following_leaves: function(name) {
$('#friend_box').friends('leaves', name);
},
n: nbUserSpread,
message: function(msg) {
$('#chat').chat("append", msg);
},
nbm: function(e) {
$('#nb_messages').text(e || "0").toggleClass("unread", e > 0);
},
redirect: function(o) {
setTimeout(function() {
lichess.hasToReload = true;
$.redirect(o);
}, 300);
},
tournamentReminder: function(data) {
if (!$('#tournament_reminder').length && $('body').data("tournament-id") != data.id) {
$('#notifications').append(data.html).find("a.withdraw").click(function() {
$.post($(this).attr("href"));
$('#tournament_reminder').remove();
return false;
});
$('body').trigger('lichess.content_loaded');
}
},
challengeReminder: function(data) {
if (!lichess.storage.get('challenge-refused-' + data.id)) {
var refreshButton = function() {
var nb = $('#challenge_notifications > div').length;
$('#nb_challenges').text(nb);
$('#challenge_notifications_tag').toggleClass('none', !nb);
};
var htmlId = 'challenge_reminder_' + data.id;
var $notif = $('#' + htmlId);
var declineListener = function($a, callback) {
return $a.click(function() {
$.post($(this).attr("href"));
lichess.storage.set('challenge-refused-' + data.id, 1);
$('#' + htmlId).remove();
if ($.isFunction(callback)) callback();
refreshButton();
return false;
});
};
if ($notif.length) clearTimeout($notif.data('timeout'));
else {
$('#challenge_notifications').append(data.html);
$notif = $('#' + htmlId);
$notif.find('> a').click(function() {
lichess.hasToReload = true; // allow quit by accept challenge (simul)
});
declineListener($notif.find('a.decline'));
$('body').trigger('lichess.content_loaded');
if (!lichess.storage.get('challenge-' + data.id)) {
if (!lichess.quietMode) {
$('#top .challenge_notifications').addClass('shown');
$.sound.dong();
}
lichess.storage.set('challenge-' + data.id, 1);
}
refreshButton();
}
$('.lichess_overboard.joining.' + data.id).each(function() {
if (!$(this).find('a.decline').length) $(this).find('form').append(
declineListener($(data.html).find('a.decline').text($.trans('decline')), function() {
location.href = "/";
})
);
});
$notif.data('timeout', setTimeout(function() {
$notif.remove();
refreshButton();
}, 3000));
}
},
deployPre: function(html) {
$('#notifications').append(html);
setTimeout(function() {
$('#deploy_pre').fadeOut(1000).remove();
}, 10000);
},
deployPost: function(html) {
$('#notifications').append(html);
setTimeout(function() {
$('#deploy_post').fadeOut(1000).remove();
}, 10000);
lichess.socket.disconnect();
}
},
params: {},
options: {
name: "site",
lagTag: $('#top .ping strong'),
debug: location.search.indexOf('debug-ws') != -1,
prodPipe: location.search.indexOf('prod-ws') != -1,
resetUrl: location.search.indexOf('reset-ws') != -1
}
});
lichess.hasToReload = false;
lichess.reload = function() {
lichess.hasToReload = true;
location.reload();
};
lichess.readServerFen = function(t) {
return atob(t.split("").reverse().join(""));
};
lichess.openInMobileApp = function(gameId) {
// Only in dev mode for now. Add #dev to the URL to enable.
if (location.hash !== '#dev') return false;
if (
/android.+mobile|ipad|iphone|ipod/i.test(navigator.userAgent || navigator.vendor) &&
confirm('Open in lichess mobile app?')
) {
location.href = 'lichess://' + gameId;
return true;
}
return false;
};
lichess.parseFen = function($elem) {
if (!$elem || !$elem.jquery) {
$elem = $('.parse_fen');
}
$elem.each(function() {
var $this = $(this).removeClass('parse_fen');
var lm = $this.data('lastmove');
var lastMove = lm ? [lm[0] + lm[1], lm[2] + lm[3]] : [];
var color = $this.data('color') || lichess.readServerFen($(this).data('y'));
var ground = $this.data('chessground');
var playable = $this.data('playable');
var config = {
coordinates: false,
viewOnly: !playable,
minimalDom: !playable,
fen: $this.data('fen') || lichess.readServerFen($this.data('z')),
lastMove: lastMove
};
if (color) config.orientation = color;
if (ground) ground.set(config);
else $this.data('chessground', Chessground($this[0], config));
});
}
$(function() {
if (!lichess.StrongSocket.available) {
$('#lichess').on('mouseover', function() {
$('#lichess').off('mouseover');
var inUrFaceUrl = window.opera ? '/assets/opera-websocket.html' : '/assets/browser.html';
$.ajax(inUrFaceUrl, {
success: function(html) {
$('body').prepend(html);
}
});
});
}
if (lichess.round) startRound(document.getElementById('lichess'), lichess.round);
else if (lichess.prelude) startPrelude(document.querySelector('.lichess_game'), lichess.prelude);
else if (lichess.analyse) startAnalyse(document.getElementById('lichess'), lichess.analyse);
else if (lichess.user_analysis) startUserAnalysis(document.getElementById('lichess'), lichess.user_analysis);
else if (lichess.lobby) startLobby(document.getElementById('hooks_wrap'), lichess.lobby);
else if (lichess.tournament) startTournament(document.getElementById('tournament'), lichess.tournament);
$('#lichess').on('click', '.socket-link:not(.disabled)', function() {
lichess.socket.send($(this).data('msg'), $(this).data('data'));
});
$('#friend_box').friends();
$('#lichess').on('click', '.copyable', function() {
$(this).select();
});
$('body').on('click', '.relation_actions a.relation', function() {
var $a = $(this).addClass('processing');
$.ajax({
url: $a.attr('href'),
type: 'post',
success: function(html) {
$a.parent().html(html);
}
});
return false;
});
$('body').on('click', '.game_row', function() {
location.href = $(this).find('a.mini_board').attr('href');
});
function userPowertips() {
var header = document.getElementById('site_header');
$('.ulpt').removeClass('ulpt').each(function() {
$(this).powerTip({
fadeInTime: 100,
fadeOutTime: 100,
placement: $(this).data('placement') || ($.contains(header, this) ? 'e' : 'w'),
mouseOnToPopup: true,
closeDelay: 200
}).on({
powerTipPreRender: function() {
$.ajax({
url: ($(this).attr('href') || $(this).data('href')).replace(/\?.+$/, '') + '/mini',
success: function(html) {
$('#powerTip').html(html);
$('body').trigger('lichess.content_loaded');
}
});
}
}).data('powertip', ' ');
});
}
setTimeout(userPowertips, 600);
$('body').on('lichess.content_loaded', userPowertips);
$('#message_notifications_tag').on('click', function() {
$.ajax({
url: $(this).data('href'),
cache: false,
success: function(html) {
$('#message_notifications_display').html(html)
.find('a.mark_as_read').click(function() {
$.ajax({
url: $(this).attr('href'),
method: 'post'
});
$(this).parents('.notification').remove();
if ($('#message_notifications_display').children().length === 0)
$('#message_notifications_tag').click();
return false;
});
$('body').trigger('lichess.content_loaded');
}
});
});
function setMoment() {
$("time.moment").removeClass('moment').each(function() {
var parsed = moment(this.getAttribute('datetime'));
var format = this.getAttribute('data-format');
this.textContent = format == 'calendar' ? parsed.calendar() : parsed.format(format);
});
}
setMoment();
$('body').on('lichess.content_loaded', setMoment);
function setMomentFromNow() {
$("time.moment-from-now").each(function() {
this.textContent = moment(this.getAttribute('datetime')).fromNow();
});
}
setMomentFromNow();
$('body').on('lichess.content_loaded', setMomentFromNow);
setInterval(setMomentFromNow, 2000);
if ($('body').hasClass('blind_mode')) {
var setBlindMode = function() {
$('[data-hint]').each(function() {
$(this).attr('aria-label', $(this).data('hint'));
});
};
setBlindMode();
$('body').on('lichess.content_loaded', setBlindMode);
}
setTimeout(function() {
if (lichess.socket === null) {
lichess.socket = new lichess.StrongSocket("/socket", 0);
}
$.idleTimer(lichess.idleTime, lichess.socket.destroy.bind(lichess.socket), lichess.socket.connect.bind(lichess.socket));
}, 200);
// themepicker
$('#themepicker_toggle').one('mouseover', function() {
var $themepicker = $('#themepicker');
$.ajax({
url: $(this).data('url'),
cache: false,
success: function(html) {
$themepicker.append(html);
var $body = $('body');
var $content = $body.children('.content');
var $dropdown = $themepicker.find('.dropdown');
var $pieceSprite = $('#piece-sprite');
var themes = $dropdown.data('themes').split(' ');
var theme = $.fp.find(document.body.classList, function(a) {
return $.fp.contains(themes, a);
});
var set = $body.data('piece-set');
var theme3ds = $dropdown.data('theme3ds').split(' ');
var theme3d = $.fp.find(document.body.classList, function(a) {
return $.fp.contains(theme3ds, a);
});
var set3ds = $dropdown.data('set3ds').split(' ');
var set3d = $.fp.find(document.body.classList, function(a) {
return $.fp.contains(set3ds, a);
});
var background = $body.hasClass('dark') ? 'dark' : 'light';
var is3d = $content.hasClass('is3d');
$themepicker.find('.is2d div.theme').hover(function() {
$body.removeClass(themes.join(' ')).addClass($(this).data("theme"));
}, function() {
$body.removeClass(themes.join(' ')).addClass(theme);
}).click(function() {
theme = $(this).data("theme");
$.post($(this).parent().data("href"), {
theme: theme
});
$themepicker.removeClass("shown");
});
$themepicker.find('.is2d div.no-square').hover(function() {
var s = $(this).data("set");
$pieceSprite.attr('href', $pieceSprite.attr('href').replace(/\w+\.css/, s + '.css'));
}, function() {
$pieceSprite.attr('href', $pieceSprite.attr('href').replace(/\w+\.css/, set + '.css'));
}).click(function() {
set = $(this).data("set");
$.post($(this).parent().data("href"), {
set: set
});
$themepicker.removeClass("shown");
});
$themepicker.find('.is3d div.theme').hover(function() {
$body.removeClass(theme3ds.join(' ')).addClass($(this).data("theme"));
}, function() {
$body.removeClass(theme3ds.join(' ')).addClass(theme3d);
}).click(function() {
theme3d = $(this).data("theme");
$.post($(this).parent().data("href"), {
theme: theme3d
});
$themepicker.removeClass("shown");
});
$themepicker.find('.is3d div.no-square').hover(function() {
$body.removeClass(set3ds.join(' ')).addClass($(this).data("set"));
}, function() {
$body.removeClass(set3ds.join(' ')).addClass(set3d);
}).click(function() {
set3d = $(this).data("set");
$.post($(this).parent().data("href"), {
set: set3d
});
$themepicker.removeClass("shown");
});
var showBg = function(bg) {
$body.removeClass('light dark').addClass(bg);
if (bg == 'dark' && $('link[href*="dark.css"]').length === 0) {
$('link[href*="common.css"]').clone().each(function() {
$(this).attr('href', $(this).attr('href').replace(/common\.css/, 'dark.css')).appendTo('head');
});
}
};
var showDimensions = function(is3d) {
$content.add('#top').removeClass('is2d is3d').addClass(is3d ? 'is3d' : 'is2d');
setZoom(getZoom());
};
$themepicker.find('.background a').click(function() {
background = $(this).data('bg');
$.post($(this).parent().data('href'), {
bg: background
});
$(this).addClass('active').siblings().removeClass('active');
$themepicker.removeClass("shown");
return false;
}).hover(function() {
showBg($(this).data('bg'));
}, function() {
showBg(background);
}).filter('.' + background).addClass('active');
$themepicker.find('.dimensions a').click(function() {
is3d = $(this).data('is3d');
$.post($(this).parent().data('href'), {
is3d: is3d
});
$(this).addClass('active').siblings().removeClass('active');
$themepicker.removeClass("shown");
return false;
}).hover(function() {
showDimensions($(this).data('is3d'));
}, function() {
showDimensions(is3d);
}).filter('.' + (is3d ? 'd3' : 'd2')).addClass('active');
$themepicker.find('.slider').slider({
orientation: "horizontal",
min: 1,
max: 2,
range: 'min',
step: 0.01,
value: getZoom(),
slide: function(e, ui) {
manuallySetZoom(ui.value);
}
});
}
});
});
// Zoom
var getZoom = function() {
return lichess.storage.get('zoom') || 1;
};
var setZoom = function(v) {
lichess.storage.set('zoom', v);
var $boardWrap = $(".lichess_game .cg-board-wrap");
var $lichessGame = $(".lichess_game");
var px = function(i) {
return Math.round(i) + 'px';
};
$boardWrap.css("width", px(512 * getZoom()));
$('.underboard').css("margin-left", px((getZoom() - 1) * 250));
$('.lichess_game > .lichess_overboard').css("left", px(56 + (getZoom() - 1) * 254));
if ($('body > .content').hasClass('is3d')) {
$boardWrap.css("height", px(479.08572 * getZoom()));
$lichessGame.css({
height: px(479.08572 * getZoom()),
paddingTop: px(50 * (getZoom() - 1))
});
$('#tv_history > .content').css("height", px(250 + 540 * (getZoom() - 1)));
$('.chat_panels').css("height", px(290 + 529 * (getZoom() - 1)));
} else {
$boardWrap.css("height", px(512 * getZoom()));
$lichessGame.css({
height: px(512 * getZoom()),
paddingTop: px(0)
});
$('#tv_history > .content').css("height", px(270 + 525 * (getZoom() - 1)));
$('.chat_panels').css("height", px(325 + 510 * (getZoom() - 1)));
}
if ($lichessGame.length) {
// if on a board with a game
$('body > .content').css("margin-left", 'calc(50% - ' + px(246.5 + 256 * getZoom()) + ')');
}
};
var manuallySetZoom = $.fp.debounce(setZoom, 10);
if (getZoom() > 1) setZoom(getZoom()); // Instantiate the page's zoom
function translateTexts() {
$('.trans_me').each(function() {
$(this).removeClass('trans_me');
if ($(this).val()) $(this).val($.trans($(this).val()));
else $(this).text($.trans($(this).text()));
});
}
translateTexts();
$('body').on('lichess.content_loaded', translateTexts);
$('input.autocomplete').each(function() {
var $a = $(this);
$a.autocomplete({
source: $a.data('provider'),
minLength: 2,
delay: 100
});
});
$('.infinitescroll:has(.pager a)').each(function() {
$(this).infinitescroll({
navSelector: ".pager",
nextSelector: ".pager a:last",
itemSelector: ".infinitescroll .paginated_element",
errorCallback: function() {
$("#infscr-loading").remove();
}
}, function() {
$("#infscr-loading").remove();
$('body').trigger('lichess.content_loaded');
}).find('div.pager').hide();
});
$('#top a.toggle').each(function() {
var $this = $(this);
var $p = $this.parent();
$this.click(function() {
$p.toggleClass('shown');
$p.siblings('.shown').removeClass('shown');
setTimeout(function() {
$p.click(function(e) {
e.stopPropagation();
});
$('html').one('click', function(e) {
$p.removeClass('shown').off('click');
});
}, 10);
return false;
});
});
var acceptLanguages = $('body').data('accept-languages');
if (acceptLanguages) {
$('#top .lichess_language').one('mouseover', function() {
var $links = $(this).find('.language_links'),
langs = acceptLanguages.split(',');
$.ajax({
url: $links.data('url'),
cache: false,
success: function(list) {
$links.prepend(list.map(function(lang) {
var klass = $.fp.contains(langs, lang[0]) ? 'class="accepted"' : '';
return '<li><button type="submit" ' + klass + '" name="lang" value="' + lang[0] + '">' + lang[1] + '</button></li>';
}).join(''));
}
});
});
}
$('#incomplete_translation a.close').one('click', function() {
$(this).parent().remove();
});
$('#translation_call .close').click(function() {
$.post($(this).data("href"));
$(this).parent().fadeOut(500);
return false;
});
$('a.delete, input.delete').click(function() {
return confirm('Delete?');
});
$('input.confirm, button.confirm').click(function() {
return confirm('Confirm this action?');
});
$('div.content').on('click', 'a.bookmark', function() {
var t = $(this).toggleClass("bookmarked");
$.post(t.attr("href"));
var count = (parseInt(t.text(), 10) || 0) + (t.hasClass("bookmarked") ? 1 : -1);
t.find('span').html(count > 0 ? ' ' + count : "");
return false;
});
$("#import_game form").submit(function() {
var pgn = $(this).find('textarea').val();
var nbMoves = parseInt(pgn.replace(/\n/g, ' ').replace(/^.+\s(\d+)\..+$/, '$1'), 10);
var delay = 50;
var duration = nbMoves * delay * 2.1 + 1000;
$(this).find('button').hide().end()
.find('.error').hide().end()
.find('.progression').show().animate({
width: '100%'
}, duration);
return true;
});
setInterval(function() {
$('.glowing').toggleClass('glow');
}, 2000);
$('#hamburger').click(function() {
document.body.classList.toggle('fpmenu');
});
Mousetrap.bind('esc', function() {
$('#hamburger').click();
return false;
});
(function(key) {
if (!lichess.storage.get(key)) {
var $help = $('<span class="help">' +
'← Click the menu icon or press the <escape> key!' +
'</span>');
$('#ham-plate').append($help.fadeIn(2000));
$('#hamburger').click(function() {
$help.remove();
lichess.storage.set(key, 1);
});
}
})('ham-' + document.body.getAttribute('data-user'));
});
$.lazy = function(factory) {
var loaded = {};
return function(key) {
if (!loaded[key]) loaded[key] = factory(key);
return loaded[key];
};
};
$.sound = (function() {
var baseUrl = $('body').data('sound-dir') + '/';
Howler.volume(lichess.storage.get('sound-volume') || 0.7);
var names = {
dong: 'dong2',
moveW: 'move3',
moveB: 'move3',
take: 'take2',
lowtime: 'lowtime'
};
var volumes = {