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https://github.com/tomahawk-player/tomahawk.git
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Add tomahawk.js
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Dominik Schmidt
parent
d35fbd5048
commit
6f0321f585
259
data/js/tomahawk.js
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259
data/js/tomahawk.js
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// if run in phantomjs add fake Tomahawk environment
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if(window.Tomahawk === undefined)
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{
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alert("PHANTOMJS ENVIRONMENT");
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var Tomahawk = {
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resolverData: function()
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{
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return {
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scriptPath: function()
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{
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return "/home/tomahawk/resolver.js";
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}
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};
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}
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};
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}
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Tomahawk.resolver = {
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scriptPath: Tomahawk.resolverData().scriptPath
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};
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// javascript part of Tomahawk-Object API
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Tomahawk.extend = function(object, members) {
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var F = function() {};
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F.prototype = object;
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var newObject = new F;
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for(var key in members)
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{
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newObject[key] = members[key];
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}
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return newObject;
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}
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// Resolver BaseObject, inherit it to implement your own resolver
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var TomahawkResolver = {
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scriptPath: function()
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{
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return Tomahawk.resolverData().scriptPath;
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},
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getConfigUi: function()
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{
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return {};
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},
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getUserConfig: function()
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{
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var configJson = window.localStorage[this.scriptPath()];
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if(configJson === undefined)
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configJson = "{}";
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var config = JSON.parse(configJson);
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return config;
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},
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saveUserConfig: function()
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{
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var config = Tomahawk.resolverData().config;
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var configJson = JSON.stringify(config);
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window.localStorage[this.scriptPath()] = configJson;
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}
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};
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/**** begin example implementation of a resolver ****/
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// implement the resolver
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/*
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* var DemoResolver = Tomahawk.extend(TomahawkResolver,
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* {
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* getSettings: function()
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* {
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* return {
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* name: "Demo Resolver",
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* weigth: 95,
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* timeout: 5,
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* limit: 10
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};
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},
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resolve: function( qid, artist, album, track )
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{
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return {
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qid: qid,
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results: [
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{
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artist: "Mokele",
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album: "You Yourself are Me Myself and I am in Love",
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track: "Hiding In Your Insides (php)",
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source: "Mokele.co.uk",
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url: "http://play.mokele.co.uk/music/Hiding%20In%20Your%20Insides.mp3",
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bitrate: 160,
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duration: 248,
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size: 4971780,
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score: 1.0,
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extension: "mp3",
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mimetype: "audio/mpeg"
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}
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]
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};
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}
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}
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);
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// register the resolver
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Tomahawk.resolver.instance = DemoResolver;*/
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/**** end example implementation of a resolver ****/
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// help functions
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Tomahawk.valueForSubNode = function(node, tag)
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{
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if(node === undefined)
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throw new Error("Tomahawk.valueForSubnode: node is undefined!");
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return node.getElementsByTagName(tag)[0].textContent;
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};
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Tomahawk.syncRequest = function(url)
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{
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var xmlHttpRequest = new XMLHttpRequest();
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xmlHttpRequest.open('GET', url, false);
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xmlHttpRequest.send(null);
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return xmlHttpRequest.responseText;
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}
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/**
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*
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* Secure Hash Algorithm (SHA256)
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* http://www.webtoolkit.info/
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*
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* Original code by Angel Marin, Paul Johnston.
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*
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**/
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Tomahawk.sha256=function(s){
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var chrsz = 8;
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var hexcase = 0;
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function safe_add (x, y) {
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var lsw = (x & 0xFFFF) + (y & 0xFFFF);
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var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
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return (msw << 16) | (lsw & 0xFFFF);
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}
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function S (X, n) { return ( X >>> n ) | (X << (32 - n)); }
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function R (X, n) { return ( X >>> n ); }
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function Ch(x, y, z) { return ((x & y) ^ ((~x) & z)); }
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function Maj(x, y, z) { return ((x & y) ^ (x & z) ^ (y & z)); }
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function Sigma0256(x) { return (S(x, 2) ^ S(x, 13) ^ S(x, 22)); }
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function Sigma1256(x) { return (S(x, 6) ^ S(x, 11) ^ S(x, 25)); }
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function Gamma0256(x) { return (S(x, 7) ^ S(x, 18) ^ R(x, 3)); }
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function Gamma1256(x) { return (S(x, 17) ^ S(x, 19) ^ R(x, 10)); }
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function core_sha256 (m, l) {
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var K = new Array(0x428A2F98, 0x71374491, 0xB5C0FBCF, 0xE9B5DBA5, 0x3956C25B, 0x59F111F1, 0x923F82A4, 0xAB1C5ED5, 0xD807AA98, 0x12835B01, 0x243185BE, 0x550C7DC3, 0x72BE5D74, 0x80DEB1FE, 0x9BDC06A7, 0xC19BF174, 0xE49B69C1, 0xEFBE4786, 0xFC19DC6, 0x240CA1CC, 0x2DE92C6F, 0x4A7484AA, 0x5CB0A9DC, 0x76F988DA, 0x983E5152, 0xA831C66D, 0xB00327C8, 0xBF597FC7, 0xC6E00BF3, 0xD5A79147, 0x6CA6351, 0x14292967, 0x27B70A85, 0x2E1B2138, 0x4D2C6DFC, 0x53380D13, 0x650A7354, 0x766A0ABB, 0x81C2C92E, 0x92722C85, 0xA2BFE8A1, 0xA81A664B, 0xC24B8B70, 0xC76C51A3, 0xD192E819, 0xD6990624, 0xF40E3585, 0x106AA070, 0x19A4C116, 0x1E376C08, 0x2748774C, 0x34B0BCB5, 0x391C0CB3, 0x4ED8AA4A, 0x5B9CCA4F, 0x682E6FF3, 0x748F82EE, 0x78A5636F, 0x84C87814, 0x8CC70208, 0x90BEFFFA, 0xA4506CEB, 0xBEF9A3F7, 0xC67178F2);
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var HASH = new Array(0x6A09E667, 0xBB67AE85, 0x3C6EF372, 0xA54FF53A, 0x510E527F, 0x9B05688C, 0x1F83D9AB, 0x5BE0CD19);
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var W = new Array(64);
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var a, b, c, d, e, f, g, h, i, j;
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var T1, T2;
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m[l >> 5] |= 0x80 << (24 - l % 32);
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m[((l + 64 >> 9) << 4) + 15] = l;
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for ( var i = 0; i<m.length; i+=16 ) {
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a = HASH[0];
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b = HASH[1];
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c = HASH[2];
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d = HASH[3];
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e = HASH[4];
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f = HASH[5];
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g = HASH[6];
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h = HASH[7];
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for ( var j = 0; j<64; j++) {
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if (j < 16) W[j] = m[j + i];
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else W[j] = safe_add(safe_add(safe_add(Gamma1256(W[j - 2]), W[j - 7]), Gamma0256(W[j - 15])), W[j - 16]);
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T1 = safe_add(safe_add(safe_add(safe_add(h, Sigma1256(e)), Ch(e, f, g)), K[j]), W[j]);
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T2 = safe_add(Sigma0256(a), Maj(a, b, c));
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h = g;
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g = f;
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f = e;
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e = safe_add(d, T1);
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d = c;
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c = b;
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b = a;
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a = safe_add(T1, T2);
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}
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HASH[0] = safe_add(a, HASH[0]);
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HASH[1] = safe_add(b, HASH[1]);
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HASH[2] = safe_add(c, HASH[2]);
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HASH[3] = safe_add(d, HASH[3]);
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HASH[4] = safe_add(e, HASH[4]);
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HASH[5] = safe_add(f, HASH[5]);
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HASH[6] = safe_add(g, HASH[6]);
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HASH[7] = safe_add(h, HASH[7]);
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}
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return HASH;
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}
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function str2binb (str) {
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var bin = Array();
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var mask = (1 << chrsz) - 1;
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for(var i = 0; i < str.length * chrsz; i += chrsz) {
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bin[i>>5] |= (str.charCodeAt(i / chrsz) & mask) << (24 - i%32);
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}
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return bin;
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}
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function Utf8Encode(string) {
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string = string.replace(/\r\n/g,"\n");
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var utftext = "";
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for (var n = 0; n < string.length; n++) {
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var c = string.charCodeAt(n);
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if (c < 128) {
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utftext += String.fromCharCode(c);
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}
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else if((c > 127) && (c < 2048)) {
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utftext += String.fromCharCode((c >> 6) | 192);
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utftext += String.fromCharCode((c & 63) | 128);
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}
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else {
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utftext += String.fromCharCode((c >> 12) | 224);
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utftext += String.fromCharCode(((c >> 6) & 63) | 128);
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utftext += String.fromCharCode((c & 63) | 128);
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}
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}
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return utftext;
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}
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function binb2hex (binarray) {
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var hex_tab = hexcase ? "0123456789ABCDEF" : "0123456789abcdef";
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var str = "";
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for(var i = 0; i < binarray.length * 4; i++) {
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str += hex_tab.charAt((binarray[i>>2] >> ((3 - i%4)*8+4)) & 0xF) +
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hex_tab.charAt((binarray[i>>2] >> ((3 - i%4)*8 )) & 0xF);
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}
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return str;
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}
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s = Utf8Encode(s);
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return binb2hex(core_sha256(str2binb(s), s.length * chrsz));
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}
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