// ==UserScript==
// @name Projectplaylist
// @namespace sizzlemctwizzle
// @description Download Songs off of Projectplaylist. Works on all songs.
// @include *search.playlist.com*
// ==/UserScript==
function hexToChars (hex) {
var a = new Array();
var b = (hex.substr(0, 2) == '0x') ? 2 : 0;
while (b < hex.length) {
a.push(parseInt(hex.substr(b, 2), 16));
b += 2;
}
return a;
}
function charsToStr (chars) {
var a = '';
var b = 0;
while (b < chars.length) {
a += String.fromCharCode(chars[b]);
++b;
}
return a;
}
function strToChars (str) {
var a = new Array();
var b = 0;
while (b < str.length) {
a.push(str.charCodeAt(b));
++b;
}
return a;
}
function initialize (pwd) {
var a = 0;
var b;
var c = pwd.length;
var d = 0;
while (d <= 255) {
mykey[d] = pwd[d % c];
sbox[d] = d;
++d;
}
d = 0;
while (d <= 255) {
a = (a + sbox[d] + mykey[d]) % 256;
b = sbox[d];
sbox[d] = sbox[a];
sbox[a] = b;
++d;
}
}
function calculate (plaintxt, psw) {
initialize(psw);
var a = 0;
var b = 0;
var c = new Array();
var d;
var e;
var f;
var g = 0;
while (g < plaintxt.length) {
a = (a + 1) % 256;
b = (b + sbox[a]) % 256;
e = sbox[a];
sbox[a] = this.sbox[b];
sbox[b] = e;
var h = (sbox[a] + sbox[b]) % 256;
d = sbox[h];
f = plaintxt[g] ^ d;
c.push(f);
++g;
}
return c;
}
function decrypt (src, key) {
var plaintxt = hexToChars(src);
var psw = strToChars(key);
var chars = calculate(plaintxt, psw);
return charsToStr(chars);
}
function getSongs() {
var dev = document.evaluate(
'//a[contains(@id,"playimg")]',
document,
null,
XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
for (var i = 0; i < dev.snapshotLength; i ++) {
item = dev.snapshotItem(i);
id = item.getAttribute('id').split('playimg')[1];
src = unsafeWindow.trackdata[id - 1].song_url;
if (src.substring(0, 4) != 'http') {
var key = 'sdf883jsdf22';
sbox = new Array(255);
mykey = new Array(255);
src = decrypt(src, key);
}
link = document.createElement('a');
link.href = src;
txt = document.createTextNode("Download");
link.appendChild(txt);
link.setAttribute('style', 'font-size:11px;');
item.parentNode.parentNode.appendChild(link);
}
}
GM_addStyle('.marklink { display:none; } ');
getSongs();
