Created
October 17, 2015 18:13
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/* Credit to https://gist.github.com/commadelimited/4958196 for the first section (slightly modified) */ | |
function harlemShake() { | |
function c() { | |
var e = document.createElement("link"); | |
e.setAttribute("type", "text/css"); | |
e.setAttribute("rel", "stylesheet"); | |
e.setAttribute("href", f); | |
e.setAttribute("class", l); | |
document.body.appendChild(e) | |
} | |
function h() { | |
var e = document.getElementsByClassName(l); | |
for (var t = 0; t < e.length; t++) { | |
document.body.removeChild(e[t]) | |
} | |
} | |
function p() { | |
var e = document.createElement("div"); | |
e.setAttribute("class", a); | |
document.body.appendChild(e); | |
setTimeout(function () { | |
document.body.removeChild(e) | |
}, 100) | |
} | |
function d(e) { | |
return { | |
height: e.offsetHeight, | |
width: e.offsetWidth | |
} | |
} | |
function v(i) { | |
var s = d(i); | |
return s.height > e && s.height < n && s.width > t && s.width < r | |
} | |
function m(e) { | |
var t = e; | |
var n = 0; | |
while (!!t) { | |
n += t.offsetTop; | |
t = t.offsetParent | |
} | |
return n | |
} | |
function g() { | |
var e = document.documentElement; | |
if (!!window.innerWidth) { | |
return window.innerHeight | |
} else if (e && !isNaN(e.clientHeight)) { | |
return e.clientHeight | |
} | |
return 0 | |
} | |
function y() { | |
if (window.pageYOffset) { | |
return window.pageYOffset | |
} | |
return Math.max(document.documentElement.scrollTop, document.body.scrollTop) | |
} | |
function E(e) { | |
var t = m(e); | |
return t >= w && t <= b + w | |
} | |
function S() { | |
var e = document.createElement("audio"); | |
e.setAttribute("class", l); | |
e.src = i; | |
e.loop = false; | |
e.addEventListener("canplay", function () { | |
setTimeout(function () { | |
x(k) | |
}, 500); | |
setTimeout(function () { | |
N(); | |
p(); | |
for (var e = 0; e < O.length; e++) { | |
T(O[e]) | |
} | |
}, 15500) | |
}, true); | |
e.addEventListener("ended", function () { | |
N(); | |
h() | |
}, true); | |
e.innerHTML = " <p>If you are reading this, it is because your browser does not support the audio element. We recommend that you get a new browser.</p> <p>"; | |
document.body.appendChild(e); | |
e.play() | |
} | |
function x(e) { | |
e.className += " " + s + " " + o | |
} | |
function T(e) { | |
e.className += " " + s + " " + u[Math.floor(Math.random() * u.length)] | |
} | |
function N() { | |
var e = document.getElementsByClassName(s); | |
var t = new RegExp("\\b" + s + "\\b"); | |
for (var n = 0; n < e.length;) { | |
e[n].className = e[n].className.replace(t, "") | |
} | |
} | |
var e = 30; | |
var t = 30; | |
var n = 350; | |
var r = 350; | |
var i = "//s3.amazonaws.com/moovweb-marketing/playground/harlem-shake.mp3"; | |
var s = "mw-harlem_shake_me"; | |
var o = "im_first"; | |
var u = ["im_drunk", "im_baked", "im_trippin", "im_blown"]; | |
var a = "mw-strobe_light"; | |
var f = "//s3.amazonaws.com/moovweb-marketing/playground/harlem-shake-style.css"; | |
var l = "mw_added_css"; | |
var b = g(); | |
var w = y(); | |
var C = document.getElementsByTagName("*"); | |
var k = null; | |
for (var L = 0; L < C.length; L++) { | |
var A = C[L]; | |
if (v(A)) { | |
if (E(A)) { | |
k = A; | |
break | |
} | |
} | |
} | |
if (A === null) { | |
console.warn("Could not find a node of the right size. Please try a different page."); | |
return | |
} | |
c(); | |
S(); | |
var O = []; | |
for (var L = 0; L < C.length; L++) { | |
var A = C[L]; | |
if (v(A)) { | |
O.push(A) | |
} | |
} | |
} | |
/* Dan's code from now on. */ | |
function initiateHarlemShake(showConfirm) { | |
if (debug.harlem) { | |
console.log("Harlem Shake Initation Launched."); | |
} | |
if ((showConfirm) && (sessionStorage.harlemSkakeConfirmed !== "true")) { | |
if (debug.harlem) { | |
console.info("Confirmation message will be shown."); | |
} | |
if (confirm("Epilepsy warning. Do you wish to continue?")) { | |
sessionStorage.harlemSkakeConfirmed = true; | |
if (debug.harlem) { | |
console.info("Launching main Harlem Shake function."); | |
} | |
harlemShake(); | |
} else { | |
alert("That's unfortunate. I hope you find a random, crazy cookie."); | |
} | |
} else { | |
if (debug.harlem) { | |
console.info("Confirmation message will not be shown."); | |
console.info("Launching main Harlem Shake function."); | |
} | |
harlemShake(); | |
} | |
} | |
console.info("Harlem JS Loaded."); |
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