1 line
61 KiB
JavaScript
1 line
61 KiB
JavaScript
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this._songID},enumerable:!1,configurable:!0}),t.prototype.decrypt=function(){if(!this.cipher)throw new Error("no cipher found");if(!this.audioSize||this.audioSize<=0)throw new Error("invalid audio size");var t=this.file.subarray(0,this.audioSize);return this.decoded||(this.cipher.decrypt(t,0),this.decoded=!0),t},t.prototype.searchKey=function(){var e=this.file.slice(-4),r=new TextDecoder;if("QTag"===r.decode(e)){var n=this.file.slice(-8,-4),i=new DataView(n.buffer,n.byteOffset),a=i.getUint32(0,!1);this.audioSize=this.size-a-8;var o=this.file.subarray(this.audioSize,this.size-8),c=o.findIndex((function(e){return e==t.BYTE_COMMA}));if(c<0)throw new Error("invalid key: search raw key failed");this.setCipher(o.subarray(0,c));var s=o.subarray(c+1),u=s.findIndex((function(e){return e==t.BYTE_COMMA}));if(c<0)throw new Error("invalid key: search song id failed");this._songID=parseInt(r.decode(s.subarray(0,u)),10)}else{i=new DataView(e.buffer,e.byteOffset),a=i.getUint32(0,!0);if(a<768){this.audioSize=this.size-a-4;o=this.file.subarray(this.audioSize,this.size-4);this.setCipher(o)}else this.audioSize=this.size,this.cipher=new h}},t.prototype.setCipher=function(t){var e=Object(p["a"])(t);e.length>300?this.cipher=new m(e):this.cipher=new b(e)},t.BYTE_COMMA=",".charCodeAt(0),t}();function A(t,e,r){return Object(n["a"])(this,void 0,Promise,(function(){var r,i,c,s,u,l,f,d,h,b,m;return Object(n["c"])(this,(function(n){switch(n.label){case 0:return i=Uint8Array.bind,[4,Object(a["c"])(t)];case 1:for(r=new(i.apply(Uint8Array,[void 0,n.sent()])),c=r.length,s=0;s<c;s++)r[s]^=244,r[s]<=63?r[s]=4*r[s]:r[s]<=127?r[s]=4*(r[s]-64)+1:r[s]<=191?r[s]=4*(r[s]-128)+2:r[s]=4*(r[s]-192)+3;if(u=Object(a["g"])(r,""),l=Object(a["h"])(e),""===u&&"mp3"!==l.ext){if(l.ext in k)return f=new Blob([r],{type:"application/octet-stream"}),[2,x(f,l.name,l.ext)];throw"不支持的QQ音乐缓存格式"}return f=new Blob([r],{type:a["a"][u]}),[4,Object(o["parseBlob"])(f)];case 2:return d=n.sent(),h=Object(a["f"])(e,d.common.title,d.common.artist),b=h.title,m=h.artist,[2,{title:b,artist:m,ext:u,album:d.common.album,picture:Object(a["d"])(d),file:URL.createObjectURL(f),blob:f,mime:a["a"][u]}]}}))}))}var E=r("9224"),S=[5,40,188,150,233,228,90,67,145,170,189,208,122,245,54,49],T=[124,213,50,235,134,2,127,75,168,175,166,142,15,255,153,20],M=[37,223,232,166,117,30,117,14,47,128,243,45,184,182,227,17,0];function P(t,e,r){return Object(n["a"])(this,void 0,Promise,(function(){var i,c,s,u,l,f,d,h,b,m,p,v,g,w,y,j,O;return Object(n["c"])(this,(function(n){switch(n.label){case 0:return c=Uint8Array.bind,[4,Object(a["c"])(t)];case 1:if(i=new(c.apply(Uint8Array,[void 0,n.sent()])),"vpr"===r){if(!Object(a["b"])(i,S))throw Error("Not a valid vpr file!")}else if(!Object(a["b"])(i,T))throw Error("Not a valid kgm(a) file!");if(s=new DataView(i.slice(16,20).buffer),u=s.getUint32(0,!0),l=i.slice(u),f=l.length,l.byteLength>1<<26)throw Error("文件过大，请使用 <a target='_blank' href='https://github.com/unlock-music/cli'>CLI版本</a> 进行解锁");return d=new Uint8Array(17),d.set(i.slice(28,44),0),0!==I.length?[3,3]:[4,R()];case 2:if(!n.sent())throw Error("加载Kgm/Vpr Mask数据失败");n.label=3;case 3:for(m=0;m<f;m++)h=d[m%17]^l[m],h^=(15&h)<<4,b=D(m),b^=(15&b)<<4,l[m]=h^b;if("vpr"===r)for(m=0;m<f;m++)l[m]^=M[m%17];return p=Object(a["g"])(l),v=a["a"][p],g=new Blob([l],{type:v}),[4,Object(o["parseBlob"])(g)];case 4:return w=n.sent(),y=Object(a["f"])(e,w.common.title,w.common.artist),j=y.title,O=y.artist,[2,{album:w.common.album,picture:Object(a["d"])(w),file:URL.createObjectURL(g),blob:g,ext:p,mime:v,title:j,artist:O}]}}))}))}function D(t){return B[t%272]^I[t>>4]}var I=new Uint8Array(0);function R(){return Object(n["a"])(this,void 0,Promise,(function(){var t,e,r,i;return Object(n["c"])(this,(function(n){switch(n.label){case 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B=[184,213,61,178,233,175,120,140,131,51,113,81,118,160,205,55,47,62,53,141,169,190,152,183,231,140,34,206,90,97,223,104,105,137,254,165,182,222,169,119,252,200,189,189,229,109,62,90,54,239,105,78,190,225,233,102,28,243,217,2,182,242,18,155,68,208,111,185,53,137,182,70,109,115,130,6,105,193,237,215,133,194,48,223,162,98,190,121,45,98,98,61,13,126,190,72,137,35,2,160,228,213,117,81,50,2,83,253,22,58,33,59,22,15,195,178,187,179,226,186,58,61,19,236,246,1,69,132,165,112,15,147,73,12,100,205,49,213,204,76,7,1,158,0,26,35,144,191,136,30,59,171,166,62,196,115,71,16,126,59,94,188,227,0,132,255,9,212,224,137,15,91,88,112,79,251,101,216,92,83,27,211,200,198,191,239,152,176,80,79,15,234,229,131,88,140,40,44,132,103,205,208,158,71,219,39,80,202,244,99,99,232,151,127,27,75,12,194,193,33,76,204,88,245,148,82,163,243,211,224,104,244,0,35,243,94,10,123,147,221,171,18,178,19,232,132,215,167,159,15,50,76,85,29,4,54,82,220,3,243,249,78,66,233,61,97,239,124,182,179,147,80],C=(r("25f0"),r("843c"),[121,101,101,108,105,111,110,45,107,117,119,111,45,116,109,101]),L="MoOtOiTvINGwd2E6n0E1i7L5t2IoOoNk";function F(t,e,r){return Object(n["a"])(this,void 0,Promise,(function(){var r,i,c,u,l,f,d,h,b,m,p,v,g,w;return Object(n["c"])(this,(function(n){switch(n.label){case 0:return i=Uint8Array.bind,[4,Object(a["c"])(t)];case 1:return r=new(i.apply(Uint8Array,[void 0,n.sent()])),Object(a["b"])(r,C)?[3,4]:"aac"!==Object(a["g"])(r)?[3,3]:[4,s(t,e,"aac",!1)];case 2:return[2,n.sent()];case 3:throw Error("not a valid kwm file");case 4:for(c=r.slice(24,32),u=N(c),l=r.slice(1024),f=l.length,d=0;d<f;++d)l[d]^=u[d%32];return h=Object(a["g"])(l),b=a["a"][h],m=new Blob([l],{type:b}),[4,Object(o["parseBlob"])(m)];case 5:return p=n.sent(),v=Object(a["f"])(e,p.common.title,p.common.artist),g=v.title,w=v.artist,[2,{album:p.common.album,picture:Object(a["d"])(p),file:URL.createObjectURL(m),blob:m,mime:b,title:g,artist:w,ext:h}]}}))}))}function N(t){for(var e=new DataView(t.buffer),r=e.getBigUint64(0,!0).toString(),n=q(r),i=new Uint8Array(32),a=0;a<32;a++)i[a]=L.charCodeAt(a)^n.charCodeAt(a);return i}function q(t){var 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u=w(s.decryptFile(o)),l=Object(a["g"])(u),f=a["a"][l],d=null===(i=e.match(/^(\d+)\s\[mqms\d*]$/i))||void 0===i?void 0:i[1],[4,Object(_["a"])(new Blob([u],{type:f}),e,l,d)];case 3:return h=n.sent(),b=h.album,m=h.artist,p=h.imgUrl,v=h.blob,g=h.title,[2,{title:g,artist:m,ext:l,album:b,picture:p,file:URL.createObjectURL(v),blob:v,mime:f}]}}))}))}var H=r("efc0");function K(t,e){return Object(n["a"])(this,void 0,Promise,(function(){var r,o,u;return Object(n["c"])(this,(function(n){switch(n.label){case 0:return V["a"]instanceof H["a"]?[4,V["a"].setAll(e)]:[3,2];case 1:n.sent(),n.label=2;case 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3:return[4,Object(i["a"])(t.raw,r.name,r.ext)];case 4:return o=n.sent(),[3,26];case 5:return[4,c(t.raw,r.name,r.ext)];case 6:return o=n.sent(),[3,26];case 7:return[4,F(t.raw,r.name,r.ext)];case 8:return o=n.sent(),[3,26];case 9:return[4,d(t.raw,r.name,r.ext)];case 10:return o=n.sent(),[3,26];case 11:return[4,s(t.raw,r.name,r.ext)];case 12:return o=n.sent(),[3,26];case 13:return[4,s(t.raw,r.name,"mp3")];case 14:return o=n.sent(),[3,26];case 15:return[4,x(t.raw,r.name,r.ext)];case 16:return o=n.sent(),[3,26];case 17:return[4,$(t.raw,r.name)];case 18:return o=n.sent(),[3,26];case 19:return[4,A(t.raw,r.name,r.ext)];case 20:return o=n.sent(),[3,26];case 21:return[4,P(t.raw,r.name,r.ext)];case 22:return o=n.sent(),[3,26];case 23:return[4,G(t.raw,r.name,r.ext)];case 24:return o=n.sent(),[3,26];case 25:throw"不支持此文件格式";case 26:return o.rawExt||(o.rawExt=r.ext),o.rawFilename||(o.rawFilename=r.name),console.log(o),[2,o]}}))}))}},"5c0b":function(t,e,r){"use 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