var log = function(){},GM_log,////unsafeWindow.console.log,//
getVal = GM_getValue,
setVal = GM_setValue,
delVal = GM_deleteValue,
xhr = GM_xmlhttpRequest,
rmc = GM_registerMenuCommand,
_md5 = hex_md5;
//simple scrobbler for userscript
var Scrobbler = function(){
var apikey = "4472aff22b680a870bfd583f99644a03",
secret = "cbc5528721f63b839720633d7c1258d2",
apiurl = "http://ws.audioscrobbler.com/2.0/",
scrate = .9,
tokenreg = /[?&]token=(.+?)(&|#|$)/,
_timer, _shift;
/**
* Scrobbler
* @constructor
* @param {Object} info 该页面 scrobbler 信息
* @param {Number} info.type 1: 手动调用scrobble记录歌曲;
0(缺省): 在调用 nowplaying 后根据播放时间自动调用 scrobble 记录歌曲
* @param {String} info.name 该 scrobbler 名字, 会显示在 greasemonkey 菜单中
* @param {Function} info.ready 回调. scrobbler sessionid 取得后会调用此函数.
* @param {Number} [info.scrate] 自动记录的百分比, info.type == 1 时无效
*/
var fn = function(info){
this.type = info.type;
this.name = info.name || "";
this.ready = info.ready || function(){};
this.scrate = info.scrate || scrate;
this.init();
};
fn.prototype = {
init: function(){
var sk = getVal("session"),
token = document.location.search.match(tokenreg),
that = this;
token = token && token[1];
log(sk + "\n" + token + "\n" + document.location.href);
if(sk){
rmc("停止记录" + that.name, that.delSession);
that.username = sk.split("/")[0];
that.sk = sk.split("/")[1];
setTimeout(function(){that.ready()}, 0);
}else if(token){
that.sk = "wait";
that.ajax({method:"auth.getSession", _sig:"", token: token},
function(d){
log(JSON.stringify(d))
if(d.session && d.session.key){
that.sk = d.session.key;
that.username = d.session.name;
setVal("session",that.username + "/" + that.sk);
rmc("停止记录" + that.name, that.delSession);
that.ready();
}
}, true);
}else{
rmc("开始记录" + that.name, fn.redirect);
}
this.listeners = {};
},
getSession: function(){
return this.sk;
},
delSession: function(){
delVal("session");
document.location = document.location.href.replace(tokenreg, "");
},
/**
* 定期检查页面歌曲信息变化. 将歌曲信息获取函数传给此函数, 即可自动完成歌曲的记录.
* @param {Function} getSongInfo 各页面脚本的歌曲信息获取函数.
应该返回歌曲信息: {title: '', artist: '', duration: 0, playTime: '', album: ''}
* @param {Object} opts
* @param {Nunber} opts.checktime 定时器周期, 毫秒
*/
setSongInfoFN: (function(){
var checkTime;
var fn = function(getSongInfo, opts){
opts = opts || {};
checkTime = opts.checktime || 2000;
var info = {}, that = this;
setInterval(function(){
try{
that.getSongInfo = getSongInfo;
info = getSongInfo();
infoChecker.call(that, info);
}catch(e){
log(e.stack);
}
}, checkTime);
};
var oldSong = {};
var infoChecker = function(song){
if(song.title && song.artist && song.duration){
if(song.title != oldSong.title || song.artist != oldSong.artist){
this.nowPlaying(song);
}else{
//log(this.state)
if(song.playTime != oldSong.playTime){
if(song.playTime <= Math.ceil(checkTime / 1000) && (Date.now() / 1000 - this.timestamp > song.duration)){
log(song.title + ' repeating.');
//单曲重复
this.nowPlaying(song);
}else{
this.state != 'play' && this.play(song.playTime + this.info.offset);
}
}else{
this.state == 'play' && this.pause();
}
}
oldSong = uso.clone(song);
}
};
return fn;
})(),
//song's command
/**
* 向 last.fm 发送正在播放请求
* @param {Object} song 歌曲信息
* @param {String} song.title 曲名
* @param {String} song.artist 歌手(多个歌手用 & 连接)
* @param {String} song.duration 时长. 单位: 秒
* @param {String} [song.album] 专辑名
* @param {String} [song.playTime] 开始播放时的时间
*/
nowPlaying: function(song){
var that = this;
this.song = song; //song: {title: "", artist: "", duration: "", album: ""}
this.timestamp = Math.floor(new Date().getTime()/1000);
this.info = {iscrobble: false, offset: 0};
this.play(song.playTime || 0);
//log(JSON.stringify(song));
log(song.title + " now playing");
this.ajax({
method: "track.updateNowPlaying",
track: song.title,
artist: song.artist,
duration: song.duration,
album: song.album,//
_sig:""
},
function(d){
//log(JSON.stringify(d));
},
true);
//typeof meta != 'undefined' && that.record(song, 'nowplaying');
this.fire('nowplaying');
lyr.call(this);
},
//
record: function(song, type){
var query = uso.clone(song), path;
query.source = document.location.host;
query.version = meta.version;
query.username = this.username;
query = uso.paramSerialize(query);
if(type == 'nowplaying'){
path = '/nowplaying?';
}else if(type == 'scrobble'){
path = '/scrobble?';
}else{
return false;
}
xhr({
method: 'GET',
url: meta.namespace.replace('\/', '') + path + query
});
},
/**
* 向 last.fm 发送正在记录请求
* @param {Object} [song] 歌曲信息. 当nowPlaying中的歌曲信息不全时, 应在此补全. last.fm 的播放记录以此为准
*/
scrobble: function(song){
var that = this;
song = song || this.song;
this.ajax({
method: "track.scrobble",
track: song.title,
artist: song.artist,
album: song.album,
timestamp: this.timestamp,
_sig:""
},
function(d){
//log(JSON.stringify(d));
that.info.iscrobble = true;
log(song.artist + "'s " + song.title + " / " + song.album + " scrobbled..");
},
true);
//typeof meta != 'undefined' && that.record(song, 'scrobble');
this.fire('scrobble');
},
/** love
* @param {Object} [song] 歌曲信息. 事实上你可以听得是一首歌, love 的却是另一首
*/
love: function(song){
song = song || this.song;
this.ajax({
method: "track.love",
track: song.title,
artist: song.artist,
_sig:""
},
function(d){
//log(JSON.stringify(d))
},
true);
this.fire('love');
},
unlove: function(song){
song = song || this.song;
this.ajax({
method: "track.unlove",
track: song.title,
artist: song.artist,
_sig:""
},
function(d){
//log(JSON.stringify(d))
},
true);
this.fire('unlove');
},
ban: function(song){
song = song || this.song;
this.ajax({
method: "track.ban",
track: song.title,
artist: song.artist,
_sig:""
},
function(d){
//log(JSON.stringify(d))
},
true);
this.fire('ban');
},
unban: function(song){
song = song || this.song;
this.ajax({
method: "track.unban",
track: song.title,
artist: song.artist,
_sig:""
},
function(d){
//log(JSON.stringify(d))
},
true);
this.fire('unban');
},
getInfo: function(song, callback){
var that = this;
song = song || this.song;
this.ajax({
method: "track.getInfo",
track: song.title,
artist: song.artist,
username: this.username,
_sig:""
},
function(d){
//log(JSON.stringify(d));
var n, t;
if(d.track){
n = d.track.userplaycount ? d.track.userplaycount : 0;
if(d.track.userloved == "1"){
t = "1";
}else if(d.track.userloved === "0"){
t = "0";
}
}else{
n = 0;
t = "0";
}
typeof callback == "function" && callback({islove: t, len: n});
},
true);
},
//play control
/**
* 开始播放. 从所有停止状态开始播放, 都应该调用此函数
* @param {Number} [realPlayTime] 播放时校正.
当一首歌暂停次数太多的时候, 记录的播放时间可能会有误差, 传入 realPlayTime 即可校正播放的时间
*/
play: function(realPlayTime){
var that = this, rpt = realPlayTime, rt;
this.state = "play";
this.fire(this.state);
if(!rpt){
rpt = Math.floor(new Date().getTime()/1000) - this.timestamp;
}
rt = (Math.min(that.song.duration*this.scrate, 240) - rpt)*1000;//remain time
if(!this.type && !this.info.iscrobble){
clearTimeout(_timer);
log('will scrobbler in: ' + rt/1000 + ' seconds')
_timer = setTimeout(function(){that.scrobble()}, rt);
}
},
pause: function(){
this.type || clearTimeout(_timer);
this.state = "pause";
this.fire(this.state);
},
buffer: function(){
this.type || clearTimeout(_timer);
this.state = "buffer";
this.fire(this.state);
},
stop: function(){
this.type || clearTimeout(_timer);
this.state = "stop";
this.fire(this.state);
},
seek: function(offset){
this.state = "seek";
this.fire(this.state, offset);
this.info.offset += offset;
log('seek, offset: ' + offset + ', totle offset: ' + this.info.offset);
},
ajax: function(params, callback, auth){
if(this.sk){
params.sk = this.sk;
}else{
delete params.sk;
}
fn.ajax(params, callback, auth);
},
on: function(event, handler){
this.listeners[event] = this.listeners[event] || [];
this.listeners[event].push(handler);
return this;
},
off: function(event, handler){
var listeners = this.listeners[event] || [];
if(handler){
for(var i = 0, l = listeners.length; i < l; i++){
if(handler == listeners[i]){
delete listeners[i];
}
}
}else{
delete this.listeners[event];
}
return this;
},
fire: function(event){
var listeners = this.listeners[event] || [];
var args = [].slice.call(arguments);
args.shift();
for(var i = 0, l = listeners.length; i < l; i++){
listeners[i] && listeners[i].apply(this, args);
}
return this;
}
};
fn.redirect = function(){
document.location = "http://www.last.fm/api/auth/?api_key=" + apikey + "&cb=" + encodeURIComponent(document.location.href.replace(/^https/,'http'));
};
fn.ajax = function(params, callback, auth){
var method = "POST",
headers = {"Content-Type": "application/x-www-form-urlencoded"},
url = apiurl + "?format=json",
data = "";
if(!auth){
method = "GET";
headers = {};
url = url + "&" + fn.paramsInit(params);
data = "";
}else{
data = fn.paramsInit(params, true);
}
xhr({
method: method,
headers: headers,
url: url,
data: data,
onload: function(d){
var res = JSON.parse(d.responseText);
//log(JSON.stringify(d));
res.error && log(JSON.stringify(d));
if(res.error == "9"){
//delVal(fn.name);
//fn.redirect();
}
callback(res);
},
onerror: function(e){
//alert(params.method + "failed");
log("[ error ] " + params.method + " request failed.. " + JSON.stringify(e));
}
});
};
fn.paramsInit = function(params){
var keys = [], str1 = "", str2 = "", flag;
if(typeof params._sig != "undefined"){
delete params._sig;
flag = true;
}else{
flag = end;
}
params.api_key = apikey;
for(var key in params){
if(params[key]){
keys.push(key + params[key]);
}
}
str1 = uso.paramSerialize(params);
keys.sort();
str2 = keys.join("") + secret;
//log("str2: " + str2);
//log("str1: " + str1);
if(flag){
return str1 + "&api_sig=" + _md5(str2);
}else{
return str1;
}
};
return fn;
}();
/**
* 歌词查询
* 歌词 API 来源于 (@solos)[https://github.com/solos] 的(歌词迷)[http://api.geci.me/en/latest/index.html]
*/
var lyr = function(){
var lrc;
var fn = function(){
var title = this.song.title
, artist = this.song.artist
, album = this.song.album
, startTime = this.song.playTime || 0
, that = this
;
log('lyric for ' + artist + '\'s ' + title + ' / ' + album + ' is getting..');
var t1 = Date.now();
lrc && lrc.stop();
xhr({
method: 'GET',
url: 'http://geci.me/api/lyric/' + title + '/' + artist,
onload: function (res){
//log(res.responseText);
var lyrSrc = '';
res = JSON.parse(res.responseText);
if(res.count){
lyrSrc = res.result[0].lrc;
log('lyrics link: ' + lyrSrc);
xhr({
method: 'GET',
url: lyrSrc,
//overrideMimeType: 'text/plain; charset=gb2312',
onload: function(d){
var txt = d.responseText;
GM_log(txt);
if(typeof Lrc != 'undefined'){
lrc = (new Lrc(txt, function(txt, extra){
txt && lrcOut.call(this, txt, extra);
//that.getSongInfo && lrcOut('player time: ' + that.getSongInfo().playTime)
//lrcOut(lrc.lrc.split('\n')[extra.originLineNum])
}));
//提前1秒显示歌词
that.state === 'play' && lrc.play(startTime * 1000 + Date.now() - t1 + 1000);
}
},
onerror: function(){
lrcOut('some error occured..');
}
});
}else{
lrcOut('no lyrics for ' + title);
}
},
onerror: function (e){
lrcOut('搜索歌词失败! ' + JSON.stringify(e));
}
});
this.off('pause', pause).off('play', pause).off('buffer', pause).
on('pause', pause).on('play', pause).on('buffer', pause).
off('seek', seek).on('seek', seek);
};
function pause(){
log('pause')
lrc && lrc.pauseToggle();
}
function seek(offset){
lrc && lrc.seek(-offset * 1000);
}
return fn;
}();
//重新此方法可实现自己歌词输出
var lrcOut = function(txt){
unsafeWindow.console && unsafeWindow.console.log(txt);
//GM_log(txt);
};
//userscript 自动更新工具
var uso = {
//usersctipt meta 解析工具
metaParse: function(metadataBlock) {
var headers = {};
var line, name, prefix, header, key, value, _t;
var lines = metadataBlock.split(/\n/).filter(function(line){return /\/\/ @/.test(line)});
lines.forEach(function(line) {
_t = line.match(/\/\/ @(\S+)\s*(.*)/);
name = _t[1];
value = _t[2];
switch (name) {
case "licence":
name = "license";
break;
}
_t = name.split(/:/).reverse();
key = _t[0];
prefix = _t[1];
if (prefix) {
if (!headers[prefix])
headers[prefix] = new Object;
header = headers[prefix];
} else
header = headers;
if (header[key] && !(header[key] instanceof Array))
header[key] = new Array(header[key]);
if (header[key] instanceof Array)
header[key].push(value);
else
header[key] = value;
});
headers["licence"] = headers["license"];
return headers;
},
/**
* 自动升级工具
* @param {String} ver 当前版本号
* @param {String} id userscript.org 上的编号
* @param {Function} cb 检测结果回调
*/
check: function(ver, id, cb){
var that = this, self = arguments.callee, flag = false;
xhr({
method:"GET",
url:"https://userscripts.org/scripts/source/" + id + ".meta.js",
headers:{
"Accept":"text/javascript; charset=UTF-8"
},
overrideMimeType:"application/javascript; charset=UTF-8",
onload:function(response) {
var meta = that.metaParse(response.responseText),
ver0 = meta.version, r;
if(that.verCompare(ver, ver0) < 0){
flag = true;
if(meta.initiative == 'true' || meta.initiative == 'yes'){
alert([
meta.name + " ver" + ver0, "",
meta.changelog].join("\n    "));
document.location = "http://userscripts.org/scripts/source/" + id + ".user.js";
}else{
rmc("更新" + meta.name + " " + ver + " 至 " + ver0, function(){
r = confirm([
meta.name + " ver: " + ver0, "",
"更新说明: " + meta.changelog, "",
"是否更新?"].join("\n    "));
if(r){
document.location = "http://userscripts.org/scripts/source/" + id + ".user.js";
}
});
}
}
typeof cb == "function" && cb(flag);
},
onerror: function(e){
log("check version failed; \n" + JSON.stringify(e));
}
});
},
verCompare: function(ver0, ver1){
var a0 = ver0.split("."), a1 = ver1.split("."),
len = Math.max(a0.length, a1.length);
if(ver0 == ver1){
return 0;
}
for(var i = 0; i < len; i++){
if(a0[i] < a1[i] || typeof a0[i] == "undefined"){
return -1;//ver0 < ver1
}else if(a0[i] != a1[i]){
break;
}
}
return 1;
},
paramSerialize: function(params){
var str = '';
for(var key in params){
if(params[key]){
str += encodeURIComponent(key) + "=" + encodeURIComponent(params[key]) + "&";
}
}
str = str.replace(/&$/, "");
return str;
},
clone: function(obj){
if(obj == null || typeof(obj) != 'object'){ return obj }
var temp = obj.constructor(); // changed
for(var key in obj){ temp[key] = arguments.callee(obj[key]) }
return temp;
},
//str hh:mm:ss
timeParse: function(str) {
var ts = str.trim().match(/(?:(\d+):)?(\d\d?):(\d\d?)/);
return (ts[1] || 0) * 3600 + ts[2] * 60 + ts[3] * 1 || 0;
},
//函数切面
//前面的函数返回值传入 breakCheck 判断, breakCheck 返回值为真时不执行后面的函数
beforeFn: function (oriFn, fn, breakCheck) {
return function() {
var ret = fn.apply(this, arguments);
if(breakCheck && breakCheck.call(this, ret)){
return ret;
}
return oriFn.apply(this, arguments);
};
},
afterFn: function (oriFn, fn, breakCheck) {
return function() {
var ret = oriFn.apply(this, arguments);
if(breakCheck && breakCheck.call(this, ret)){
return ret;
}
fn.apply(this, arguments);
return ret;
}
}
};
/*
* A JavaScript implementation of the RSA Data Security, Inc. MD5 Message
* Digest Algorithm, as defined in RFC 1321.
* Version 2.2 Copyright (C) Paul Johnston 1999 - 2009
* Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
* Distributed under the BSD License
* See http://pajhome.org.uk/crypt/md5 for more info.
*/
var hexcase=0;function hex_md5(a){return rstr2hex(rstr_md5(str2rstr_utf8(a)))}function hex_hmac_md5(a,b){return rstr2hex(rstr_hmac_md5(str2rstr_utf8(a),str2rstr_utf8(b)))}function md5_vm_test(){return hex_md5("abc").toLowerCase()=="900150983cd24fb0d6963f7d28e17f72"}function rstr_md5(a){return binl2rstr(binl_md5(rstr2binl(a),a.length*8))}function rstr_hmac_md5(c,f){var e=rstr2binl(c);if(e.length>16){e=binl_md5(e,c.length*8)}var a=Array(16),d=Array(16);for(var b=0;b<16;b++){a[b]=e[b]^909522486;d[b]=e[b]^1549556828}var g=binl_md5(a.concat(rstr2binl(f)),512+f.length*8);return binl2rstr(binl_md5(d.concat(g),512+128))}function rstr2hex(c){try{hexcase}catch(g){hexcase=0}var f=hexcase?"0123456789ABCDEF":"0123456789abcdef";var b="";var a;for(var d=0;d<c.length;d++){a=c.charCodeAt(d);b+=f.charAt((a>>>4)&15)+f.charAt(a&15)}return b}function str2rstr_utf8(c){var b="";var d=-1;var a,e;while(++d<c.length){a=c.charCodeAt(d);e=d+1<c.length?c.charCodeAt(d+1):0;if(55296<=a&&a<=56319&&56320<=e&&e<=57343){a=65536+((a&1023)<<10)+(e&1023);d++}if(a<=127){b+=String.fromCharCode(a)}else{if(a<=2047){b+=String.fromCharCode(192|((a>>>6)&31),128|(a&63))}else{if(a<=65535){b+=String.fromCharCode(224|((a>>>12)&15),128|((a>>>6)&63),128|(a&63))}else{if(a<=2097151){b+=String.fromCharCode(240|((a>>>18)&7),128|((a>>>12)&63),128|((a>>>6)&63),128|(a&63))}}}}}return b}function rstr2binl(b){var a=Array(b.length>>2);for(var c=0;c<a.length;c++){a[c]=0}for(var c=0;c<b.length*8;c+=8){a[c>>5]|=(b.charCodeAt(c/8)&255)<<(c%32)}return a}function binl2rstr(b){var a="";for(var c=0;c<b.length*32;c+=8){a+=String.fromCharCode((b[c>>5]>>>(c%32))&255)}return a}function binl_md5(p,k){p[k>>5]|=128<<((k)%32);p[(((k+64)>>>9)<<4)+14]=k;var o=1732584193;var n=-271733879;var m=-1732584194;var l=271733878;for(var g=0;g<p.length;g+=16){var j=o;var h=n;var f=m;var e=l;o=md5_ff(o,n,m,l,p[g+0],7,-680876936);l=md5_ff(l,o,n,m,p[g+1],12,-389564586);m=md5_ff(m,l,o,n,p[g+2],17,606105819);n=md5_ff(n,m,l,o,p[g+3],22,-1044525330);o=md5_ff(o,n,m,l,p[g+4],7,-176418897);l=md5_ff(l,o,n,m,p[g+5],12,1200080426);m=md5_ff(m,l,o,n,p[g+6],17,-1473231341);n=md5_ff(n,m,l,o,p[g+7],22,-45705983);o=md5_ff(o,n,m,l,p[g+8],7,1770035416);l=md5_ff(l,o,n,m,p[g+9],12,-1958414417);m=md5_ff(m,l,o,n,p[g+10],17,-42063);n=md5_ff(n,m,l,o,p[g+11],22,-1990404162);o=md5_ff(o,n,m,l,p[g+12],7,1804603682);l=md5_ff(l,o,n,m,p[g+13],12,-40341101);m=md5_ff(m,l,o,n,p[g+14],17,-1502002290);n=md5_ff(n,m,l,o,p[g+15],22,1236535329);o=md5_gg(o,n,m,l,p[g+1],5,-165796510);l=md5_gg(l,o,n,m,p[g+6],9,-1069501632);m=md5_gg(m,l,o,n,p[g+11],14,643717713);n=md5_gg(n,m,l,o,p[g+0],20,-373897302);o=md5_gg(o,n,m,l,p[g+5],5,-701558691);l=md5_gg(l,o,n,m,p[g+10],9,38016083);m=md5_gg(m,l,o,n,p[g+15],14,-660478335);n=md5_gg(n,m,l,o,p[g+4],20,-405537848);o=md5_gg(o,n,m,l,p[g+9],5,568446438);l=md5_gg(l,o,n,m,p[g+14],9,-1019803690);m=md5_gg(m,l,o,n,p[g+3],14,-187363961);n=md5_gg(n,m,l,o,p[g+8],20,1163531501);o=md5_gg(o,n,m,l,p[g+13],5,-1444681467);l=md5_gg(l,o,n,m,p[g+2],9,-51403784);m=md5_gg(m,l,o,n,p[g+7],14,1735328473);n=md5_gg(n,m,l,o,p[g+12],20,-1926607734);o=md5_hh(o,n,m,l,p[g+5],4,-378558);l=md5_hh(l,o,n,m,p[g+8],11,-2022574463);m=md5_hh(m,l,o,n,p[g+11],16,1839030562);n=md5_hh(n,m,l,o,p[g+14],23,-35309556);o=md5_hh(o,n,m,l,p[g+1],4,-1530992060);l=md5_hh(l,o,n,m,p[g+4],11,1272893353);m=md5_hh(m,l,o,n,p[g+7],16,-155497632);n=md5_hh(n,m,l,o,p[g+10],23,-1094730640);o=md5_hh(o,n,m,l,p[g+13],4,681279174);l=md5_hh(l,o,n,m,p[g+0],11,-358537222);m=md5_hh(m,l,o,n,p[g+3],16,-722521979);n=md5_hh(n,m,l,o,p[g+6],23,76029189);o=md5_hh(o,n,m,l,p[g+9],4,-640364487);l=md5_hh(l,o,n,m,p[g+12],11,-421815835);m=md5_hh(m,l,o,n,p[g+15],16,530742520);n=md5_hh(n,m,l,o,p[g+2],23,-995338651);o=md5_ii(o,n,m,l,p[g+0],6,-198630844);l=md5_ii(l,o,n,m,p[g+7],10,1126891415);m=md5_ii(m,l,o,n,p[g+14],15,-1416354905);n=md5_ii(n,m,l,o,p[g+5],21,-57434055);o=md5_ii(o,n,m,l,p[g+12],6,1700485571);l=md5_ii(l,o,n,m,p[g+3],10,-1894986606);m=md5_ii(m,l,o,n,p[g+10],15,-1051523);n=md5_ii(n,m,l,o,p[g+1],21,-2054922799);o=md5_ii(o,n,m,l,p[g+8],6,1873313359);l=md5_ii(l,o,n,m,p[g+15],10,-30611744);m=md5_ii(m,l,o,n,p[g+6],15,-1560198380);n=md5_ii(n,m,l,o,p[g+13],21,1309151649);o=md5_ii(o,n,m,l,p[g+4],6,-145523070);l=md5_ii(l,o,n,m,p[g+11],10,-1120210379);m=md5_ii(m,l,o,n,p[g+2],15,718787259);n=md5_ii(n,m,l,o,p[g+9],21,-343485551);o=safe_add(o,j);n=safe_add(n,h);m=safe_add(m,f);l=safe_add(l,e)}return Array(o,n,m,l)}function md5_cmn(h,e,d,c,g,f){return safe_add(bit_rol(safe_add(safe_add(e,h),safe_add(c,f)),g),d)}function md5_ff(g,f,k,j,e,i,h){return md5_cmn((f&k)|((~f)&j),g,f,e,i,h)}function md5_gg(g,f,k,j,e,i,h){return md5_cmn((f&j)|(k&(~j)),g,f,e,i,h)}function md5_hh(g,f,k,j,e,i,h){return md5_cmn(f^k^j,g,f,e,i,h)}function md5_ii(g,f,k,j,e,i,h){return md5_cmn(k^(f|(~j)),g,f,e,i,h)}function safe_add(a,d){var c=(a&65535)+(d&65535);var b=(a>>16)+(d>>16)+(c>>16);return(b<<16)|(c&65535)}function bit_rol(a,b){return(a<<b)|(a>>>(32-b))};