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Created May 28, 2013 14:02
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browser implementation
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index.html
<html>
<head>
<script type="text/javascript" src="lib/inflate_stream.min.js"></script>
</head>
<body>
<h2>Sword Browser Version</h2>
<input type="file" id="files" name="files[]"/>
<script type="text/javascript" src="sword.js"></script>
</body>
</html>
Raw
inflate_stream.min.js
/** @license zlib.js 2012 - imaya [ https://github.com/imaya/zlib.js ] The MIT License */
(function() {'use strict';var i=void 0,m=!0,aa=this;function q(a,c){var b=a.split("."),d=aa;!(b[0]in d)&&d.execScript&&d.execScript("var "+b[0]);for(var e;b.length&&(e=b.shift());)!b.length&&c!==i?d[e]=c:d=d[e]?d[e]:d[e]={}};var r="undefined"!==typeof Uint8Array&&"undefined"!==typeof Uint16Array&&"undefined"!==typeof Uint32Array;new (r?Uint8Array:Array)(256);var s;for(s=0;256>s;++s)for(var t=s,ba=7,t=t>>>1;t;t>>>=1)--ba;var ca=[0,1996959894,3993919788,2567524794,124634137,1886057615,3915621685,2657392035,249268274,2044508324,3772115230,2547177864,162941995,2125561021,3887607047,2428444049,498536548,1789927666,4089016648,2227061214,450548861,1843258603,4107580753,2211677639,325883990,1684777152,4251122042,2321926636,335633487,1661365465,4195302755,2366115317,997073096,1281953886,3579855332,2724688242,1006888145,1258607687,3524101629,2768942443,901097722,1119000684,3686517206,2898065728,853044451,1172266101,3705015759,
2882616665,651767980,1373503546,3369554304,3218104598,565507253,1454621731,3485111705,3099436303,671266974,1594198024,3322730930,2970347812,795835527,1483230225,3244367275,3060149565,1994146192,31158534,2563907772,4023717930,1907459465,112637215,2680153253,3904427059,2013776290,251722036,2517215374,3775830040,2137656763,141376813,2439277719,3865271297,1802195444,476864866,2238001368,4066508878,1812370925,453092731,2181625025,4111451223,1706088902,314042704,2344532202,4240017532,1658658271,366619977,
2362670323,4224994405,1303535960,984961486,2747007092,3569037538,1256170817,1037604311,2765210733,3554079995,1131014506,879679996,2909243462,3663771856,1141124467,855842277,2852801631,3708648649,1342533948,654459306,3188396048,3373015174,1466479909,544179635,3110523913,3462522015,1591671054,702138776,2966460450,3352799412,1504918807,783551873,3082640443,3233442989,3988292384,2596254646,62317068,1957810842,3939845945,2647816111,81470997,1943803523,3814918930,2489596804,225274430,2053790376,3826175755,
2466906013,167816743,2097651377,4027552580,2265490386,503444072,1762050814,4150417245,2154129355,426522225,1852507879,4275313526,2312317920,282753626,1742555852,4189708143,2394877945,397917763,1622183637,3604390888,2714866558,953729732,1340076626,3518719985,2797360999,1068828381,1219638859,3624741850,2936675148,906185462,1090812512,3747672003,2825379669,829329135,1181335161,3412177804,3160834842,628085408,1382605366,3423369109,3138078467,570562233,1426400815,3317316542,2998733608,733239954,1555261956,
3268935591,3050360625,752459403,1541320221,2607071920,3965973030,1969922972,40735498,2617837225,3943577151,1913087877,83908371,2512341634,3803740692,2075208622,213261112,2463272603,3855990285,2094854071,198958881,2262029012,4057260610,1759359992,534414190,2176718541,4139329115,1873836001,414664567,2282248934,4279200368,1711684554,285281116,2405801727,4167216745,1634467795,376229701,2685067896,3608007406,1308918612,956543938,2808555105,3495958263,1231636301,1047427035,2932959818,3654703836,1088359270,
936918E3,2847714899,3736837829,1202900863,817233897,3183342108,3401237130,1404277552,615818150,3134207493,3453421203,1423857449,601450431,3009837614,3294710456,1567103746,711928724,3020668471,3272380065,1510334235,755167117];r&&new Uint32Array(ca);function u(a){var c=a.length,b=0,d=Number.POSITIVE_INFINITY,e,f,g,h,j,l,k,n,p;for(n=0;n<c;++n)a[n]>b&&(b=a[n]),a[n]<d&&(d=a[n]);e=1<<b;f=new (r?Uint32Array:Array)(e);g=1;h=0;for(j=2;g<=b;){for(n=0;n<c;++n)if(a[n]===g){l=0;k=h;for(p=0;p<g;++p)l=l<<1|k&1,k>>=1;for(p=l;p<e;p+=j)f[p]=g<<16|n;++h}++g;h<<=1;j<<=1}return[f,b,d]};var v=[],w;for(w=0;288>w;w++)switch(m){case 143>=w:v.push([w+48,8]);break;case 255>=w:v.push([w-144+400,9]);break;case 279>=w:v.push([w-256+0,7]);break;case 287>=w:v.push([w-280+192,8]);break;default:throw"invalid literal: "+w;}
function da(){var a=x;switch(m){case 3===a:return[257,a-3,0];case 4===a:return[258,a-4,0];case 5===a:return[259,a-5,0];case 6===a:return[260,a-6,0];case 7===a:return[261,a-7,0];case 8===a:return[262,a-8,0];case 9===a:return[263,a-9,0];case 10===a:return[264,a-10,0];case 12>=a:return[265,a-11,1];case 14>=a:return[266,a-13,1];case 16>=a:return[267,a-15,1];case 18>=a:return[268,a-17,1];case 22>=a:return[269,a-19,2];case 26>=a:return[270,a-23,2];case 30>=a:return[271,a-27,2];case 34>=a:return[272,a-31,
2];case 42>=a:return[273,a-35,3];case 50>=a:return[274,a-43,3];case 58>=a:return[275,a-51,3];case 66>=a:return[276,a-59,3];case 82>=a:return[277,a-67,4];case 98>=a:return[278,a-83,4];case 114>=a:return[279,a-99,4];case 130>=a:return[280,a-115,4];case 162>=a:return[281,a-131,5];case 194>=a:return[282,a-163,5];case 226>=a:return[283,a-195,5];case 257>=a:return[284,a-227,5];case 258===a:return[285,a-258,0];default:throw"invalid length: "+a;}}var y=[],x,z;
for(x=3;258>=x;x++)z=da(),y[x]=z[2]<<24|z[1]<<16|z[0];r&&new Uint32Array(y);var ea=[16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15];r&&new Uint16Array(ea);var fa=[3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,258,258];r&&new Uint16Array(fa);var ga=[0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0,0,0];r&&new Uint8Array(ga);var ha=[1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577];r&&new Uint16Array(ha);
var ia=[0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13];r&&new Uint8Array(ia);var A=new (r?Uint8Array:Array)(288),B,C;B=0;for(C=A.length;B<C;++B)A[B]=143>=B?8:255>=B?9:279>=B?7:8;u(A);var D=new (r?Uint8Array:Array)(30),E,F;E=0;for(F=D.length;E<F;++E)D[E]=5;u(D);function G(a,c,b){this.t=[];this.q=b?b:32768;this.u=0;this.a=c===i?0:c;this.d=this.e=0;this.input=r?new Uint8Array(a):a;this.c=new (r?Uint8Array:Array)(this.q);this.b=0;this.s=this.l=!1;this.f=0;this.status=H}var H=0;
G.prototype.i=function(a,c){var b=!1;a!==i&&(this.input=a);c!==i&&(this.a=c);for(;!b;)switch(this.status){case H:case 1:var d;var e=i;this.status=1;I(this);if(0>(e=J(this,3)))K(this),d=-1;else{e&1&&(this.l=m);e>>>=1;switch(e){case 0:this.g=0;break;case 1:this.g=1;break;case 2:this.g=2;break;default:throw Error("unknown BTYPE: "+e);}this.status=2;d=i}0>d&&(b=m);break;case 2:case 3:switch(this.g){case 0:0>ja(this)&&(b=m);break;case 1:this.status=3;this.k=ka;this.n=la;this.status=4;break;case 2:0>ma(this)&&
(b=m)}break;case 4:case 5:switch(this.g){case 0:var f;a:{var g=this.input,h=this.a,j=this.c,l=this.b,k=this.m;for(this.status=5;k--;){l===j.length&&(j=L(this));if(g[h]===i){this.a=h;this.b=l;this.m=k+1;f=-1;break a}j[l++]=g[h++]}0>k&&(this.status=6);this.a=h;this.b=l;f=0}0>f&&(b=m);break;case 1:case 2:0>na(this)&&(b=m)}break;case 6:this.l?b=m:this.status=H}var n,p=this.b;this.s?r?(n=new Uint8Array(p),n.set(this.c.subarray(this.f,p))):n=this.c.slice(this.f,p):n=r?this.c.subarray(this.f,p):this.c.slice(this.f,
p);this.buffer=n;this.f=p;return this.buffer};
var M=[16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15],N=r?new Uint16Array(M):M,O=[3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,258,258],oa=r?new Uint16Array(O):O,P=[0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0,0,0],Q=r?new Uint8Array(P):P,R=[1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577],pa=r?new Uint16Array(R):R,S=[0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,
13,13],T=r?new Uint8Array(S):S,U=new (r?Uint8Array:Array)(288),V,W;V=0;for(W=U.length;V<W;++V)U[V]=143>=V?8:255>=V?9:279>=V?7:8;var ka=u(U),X=new (r?Uint8Array:Array)(30),Y,qa;Y=0;for(qa=X.length;Y<qa;++Y)X[Y]=5;var la=u(X);function J(a,c){for(var b=a.e,d=a.d,e=a.input,f=a.a,g;d<c;){g=e[f++];if(g===i)return-1;b|=g<<d;d+=8}g=b&(1<<c)-1;a.e=b>>>c;a.d=d-c;a.a=f;return g}
function Z(a,c){for(var b=a.e,d=a.d,e=a.input,f=a.a,g=c[0],h=c[1],j,l,k;d<h;){j=e[f++];if(j===i)return-1;b|=j<<d;d+=8}l=g[b&(1<<h)-1];k=l>>>16;a.e=b>>k;a.d=d-k;a.a=f;return l&65535}function ja(a){var c,b,d,e=a.input,f=a.a;a.status=3;c=e[f++];if(c===i)return-1;b=c;c=e[f++];if(c===i)return-1;b|=c<<8;c=e[f++];if(c===i)return-1;d=c;c=e[f++];if(c===i)return-1;if(b===~(d|c<<8))throw Error("invalid uncompressed block header: length verify");a.e=0;a.d=0;a.a=f;a.m=b;a.status=4}
function I(a){a.r=a.a;a.p=a.d;a.o=a.e}function K(a){a.a=a.r;a.d=a.p;a.e=a.o}
function ma(a){var c,b,d,e=new (r?Uint8Array:Array)(N.length),f,g,h,j=0;a.status=3;I(a);c=J(a,5)+257;b=J(a,5)+1;d=J(a,4)+4;if(0>c||0>b||0>d)return K(a),-1;try{for(var l=function(a,b,c){for(var d,e,f,g=0,h,g=0;g<a;){d=Z(this,b);if(0>d)throw Error("not enough input");switch(d){case 16:if(0>(h=J(this,2)))throw Error("not enough input");for(f=3+h;f--;)c[g++]=e;break;case 17:if(0>(h=J(this,3)))throw Error("not enough input");for(f=3+h;f--;)c[g++]=0;e=0;break;case 18:if(0>(h=J(this,7)))throw Error("not enough input");
for(f=11+h;f--;)c[g++]=0;e=0;break;default:e=c[g++]=d}}return c},k,j=0;j<d;++j){if(0>(k=J(a,3)))throw Error("not enough input");e[N[j]]=k}f=u(e);g=new (r?Uint8Array:Array)(c);h=new (r?Uint8Array:Array)(b);a.k=u(l.call(a,c,f,g));a.n=u(l.call(a,b,f,h))}catch(n){return K(a),-1}a.status=4;return 0}
function na(a){var c=a.c,b=a.b,d,e,f,g,h=a.k,j=a.n,l=c.length,k;for(a.status=5;;){I(a);d=Z(a,h);if(0>d)return a.b=b,K(a),-1;if(256===d)break;if(256>d)b===l&&(c=L(a),l=c.length),c[b++]=d;else{e=d-257;g=oa[e];if(0<Q[e]){k=J(a,Q[e]);if(0>k)return a.b=b,K(a),-1;g+=k}d=Z(a,j);if(0>d)return a.b=b,K(a),-1;f=pa[d];if(0<T[d]){k=J(a,T[d]);if(0>k)return a.b=b,K(a),-1;f+=k}b+g>=l&&(c=L(a),l=c.length);for(;g--;)c[b]=c[b++-f];if(a.a===a.input.length)return a.b=b,-1}}for(;8<=a.d;)a.d-=8,a.a--;a.b=b;a.status=6}
function L(a){var c,b=a.input.length/a.a+1|0,d,e,f,g=a.input,h=a.c;2>b?(d=(g.length-a.a)/a.k[2],f=258*(d/2)|0,e=f<h.length?h.length+f:h.length<<1):e=h.length*b;r?(c=new Uint8Array(e),c.set(h)):c=h;a.c=c;return a.c}G.prototype.j=function(){return r?this.c.subarray(0,this.b):this.c.slice(0,this.b)};function $(a){this.input=a===i?new (r?Uint8Array:Array):a;this.a=0;this.h=new G(this.input,this.a);this.c=this.h.c}
$.prototype.i=function(a){var c;if(a!==i)if(r){var b=new Uint8Array(this.input.length+a.length);b.set(this.input,0);b.set(a,this.input.length);this.input=b}else this.input=this.input.concat(a);var d;if(d=this.method===i){var e;var f=this.a,g=this.input,h=g[f++],j=g[f++];if(h===i||j===i)e=-1;else{switch(h&15){case ra:this.method=ra;break;default:throw Error("unsupported compression method");}if(0!==((h<<8)+j)%31)throw Error("invalid fcheck flag:"+((h<<8)+j)%31);if(j&32)throw Error("fdict flag is not supported");
this.a=f;e=i}d=0>e}if(d)return new (r?Uint8Array:Array);c=this.h.i(this.input,this.a);this.a=this.h.a;return c};$.prototype.j=function(){return this.h.j()};q("Zlib.InflateStream",$);q("Zlib.InflateStream.prototype.decompress",$.prototype.i);q("Zlib.InflateStream.prototype.getBytes",$.prototype.j);var ra=8;}).call(this);
Raw
sword.js
var inflator = new Zlib.InflateStream();
function handleFileSelect(evt) {
var files = evt.target.files; // FileList object
// files is a FileList of File objects. List some properties.
var blob = null;
for (var i = 0, f; f = files[i]; i++) {
console.log(escape(f.name), f.type, f.size);
blob = f.slice(0, 3980);
console.log(blob);
}
var reader = new FileReader();
// If we use onloadend, we need to check the readyState.
reader.onloadend = function(evt) {
if (evt.target.readyState == FileReader.DONE) { // DONE == 2
console.log("RESULT:", new Uint8Array(evt.target.result));
var inflated = inflator.decompress(new Uint8Array(evt.target.result));
console.log(inflated);
var resultBlob = new Blob([inflated]);
console.log("rBlob", resultBlob);
var f = new FileReader();
f.readAsText(resultBlob);
f.onload = function(e) {
console.log(e.target.result);
};
}
};
reader.readAsArrayBuffer(blob);
//reader.readAsBinaryString(blob);
}
document.getElementById("files").addEventListener('change', handleFileSelect, false);
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