3 lines
45 KiB
JavaScript
3 lines
45 KiB
JavaScript
/*! idbfs 2013-03-11 */
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t=n.words,n=n.sigBytes,e=[],r=0;n>r;r++)e.push(String.fromCharCode(255&t[r>>>2]>>>24-8*(r%4)));return e.join("")},parse:function(n){for(var t=n.length,e=[],r=0;t>r;r++)e[r>>>2]|=(255&n.charCodeAt(r))<<24-8*(r%4);return i.create(e,t)}},c=a.Utf8={stringify:function(n){try{return decodeURIComponent(escape(u.stringify(n)))}catch(t){throw Error("Malformed UTF-8 data")}},parse:function(n){return u.parse(unescape(encodeURIComponent(n)))}},l=r.BufferedBlockAlgorithm=o.extend({reset:function(){this._data=i.create(),this._nDataBytes=0},_append:function(n){"string"==typeof n&&(n=c.parse(n)),this._data.concat(n),this._nDataBytes+=n.sigBytes},_process:function(t){var e=this._data,r=e.words,o=e.sigBytes,a=this.blockSize,s=o/(4*a),s=t?n.ceil(s):n.max((0|s)-this._minBufferSize,0),t=s*a,o=n.min(4*t,o);if(t){for(var u=0;t>u;u+=a)this._doProcessBlock(r,u);u=r.splice(0,t),e.sigBytes-=o}return i.create(u,o)},clone:function(){var n=o.clone.call(this);return n._data=this._data.clone(),n},_minBufferSize:0});r.Hasher=l.extend({init:function(){this.reset()},reset:function(){l.reset.call(this),this._doReset()},update:function(n){return this._append(n),this._process(),this},finalize:function(n){return n&&this._append(n),this._doFinalize(),this._hash},clone:function(){var n=l.clone.call(this);return n._hash=this._hash.clone(),n},blockSize:16,_createHelper:function(n){return function(t,e){return n.create(e).finalize(t)}},_createHmacHelper:function(n){return function(t,e){return f.HMAC.create(n,e).finalize(t)}}});var f=e.algo={};return e}(Math);(function(n){var t=r,e=t.lib,o=e.WordArray,e=e.Hasher,i=t.algo,a=[],s=[];(function(){function t(t){for(var e=n.sqrt(t),r=2;e>=r;r++)if(!(t%r))return!1;return!0}function e(n){return 0|4294967296*(n-(0|n))}for(var r=2,o=0;64>o;)t(r)&&(8>o&&(a[o]=e(n.pow(r,.5))),s[o]=e(n.pow(r,1/3)),o++),r++})();var u=[],i=i.SHA256=e.extend({_doReset:function(){this._hash=o.create(a.slice(0))},_doProcessBlock:function(n,t){for(var e=this._hash.words,r=e[0],o=e[1],i=e[2],a=e[3],c=e[4],l=e[5],f=e[6],p=e[7],h=0;64>h;h++){if(16>h)u[h]=0|n[t+h];else{var g=u[h-15],d=u[h-2];u[h]=((g<<25|g>>>7)^(g<<14|g>>>18)^g>>>3)+u[h-7]+((d<<15|d>>>17)^(d<<13|d>>>19)^d>>>10)+u[h-16]}g=p+((c<<26|c>>>6)^(c<<21|c>>>11)^(c<<7|c>>>25))+(c&l^~c&f)+s[h]+u[h],d=((r<<30|r>>>2)^(r<<19|r>>>13)^(r<<10|r>>>22))+(r&o^r&i^o&i),p=f,f=l,l=c,c=0|a+g,a=i,i=o,o=r,r=0|g+d}e[0]=0|e[0]+r,e[1]=0|e[1]+o,e[2]=0|e[2]+i,e[3]=0|e[3]+a,e[4]=0|e[4]+c,e[5]=0|e[5]+l,e[6]=0|e[6]+f,e[7]=0|e[7]+p},_doFinalize:function(){var n=this._data,t=n.words,e=8*this._nDataBytes,r=8*n.sigBytes;t[r>>>5]|=128<<24-r%32,t[(r+64>>>9<<4)+15]=e,n.sigBytes=4*t.length,this._process()}});t.SHA256=e._createHelper(i),t.HmacSHA256=e._createHmacHelper(i)})(Math),e("crypto-js/rollups/sha256",function(){}),e("src/fs",["require","when","lodash","src/path","src/guid","src/error","crypto-js/rollups/sha256"],function(n){function t(n){var t;if(void 0===n)return[];if("string"==typeof n){for(n=n.split(","),t=0,l=n.length;l>t;++t)n[t]=n[t].trim().toUpperCase();return n}}function e(n){"function"==typeof n&&n.apply(void 0,Array.prototype.slice.call(arguments,1))}function o(n){return b.SHA256(n).toString(b.enc.hex)}function i(n,t,e,r,o,i,a,s,u,c,l){var f=Date.now();return{size:r||0,atime:i||f,ctime:a||f,mtime:s||f,mode:n||k,flags:u||"",xattrs:c||{},data:t||b.SHA256(m()).toString(b.enc.hex),type:e||L,links:l||0,version:o||0,id:b.SHA256(m()).toString(b.enc.hex)}}function a(n,t,e,r,o,i){return{size:n,handle:t,atime:e,ctime:r,mtime:o,links:i}}function s(n,t,e,r){var o=n.transaction(e,r),i=d.defer();return o.oncomplete=i.resolve,o.then=i.then,t(o),o}function u(n){this._db=n,this._pending=0,this._mounted=!0,this._descriptors={},this._deferred=d.defer(),this._deferred.resolve(),this.Context=c.bind(void 0,this),this.Transaction=s.bind(void 0,n,this._request)}function c(n,t){this._fs=n,this._cwd=t||"/"}function f(n,t,e,r,o,i){this._fs=n,this._pending=0,this._valid=!0,this._position=0,this._flags=r,this._mode=o,this._size=i,this._handle=t,this._file=e,this._deferred=d.defer(),this._deferred.resolve();var a=this;this.Transaction=s.bind(void 0,n._db,function(t){n._request(t),a._request(t)})}function p(n,t){this._openfile=n,this._flags=t}function h(n,r,o){r=t(r);var i=v(r).contains(P),a=x.open(n);a.onupgradeneeded=function(n){var t=n.target.result;t.objectStoreNames.contains(w)&&t.deleteObjectStore(w),t.createObjectStore(w),i=!0},a.onsuccess=function(n){var t=n.target.result,r=new u(t),a=new r.Context;if(i){var s=t.transaction([w],E),c=s.objectStore(w),l=c.clear();l.onsuccess=function(){r.mkdir("/",function(n){n?e(o,n):e(o,null,a)},s)},l.onerror=function(n){console.log(n)}}else e(o,null,a)},a.onerror=function(n){console.log(n)}}function g(n,t){n._db.close(),n._deferred.then(t)}var d=n("when"),v=n("lodash"),y=n("src/path"),m=n("src/guid"),_=n("src/error");n("crypto-js/rollups/sha256");var b=r,x=window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB,w="files",j="readonly",E="readwrite",k="application/file",B="application/directory",A="application/octet-stream",S="application/json",L=A;u.prototype._request=function(n){var t=this;0===t._pending&&(t._deferred=d.defer()),++t._pending,n.then(function(){--t._pending,0===t._pending&&t._deferred.resolve()})};var I="CREATE",z="RO",O="RW";u.prototype.open=function(n,r,a,s,u){function c(n,t,r,o){var i=new f(l,n,t,r,o),a=new p(i);l._descriptors[a]=i,e(s,null,a)}var l=this;n=y.normalize(n);var h=u||new l.Transaction([w],E),g=h.objectStore(w);r=t(r),a=a.toUpperCase();var d=y.basename(n),b=y.dirname(n),x=o(b),j=g.get(x);j.onsuccess=function(t){var u,l,f=t.target.result,p=f.data;if(d===n)u=f,l=x,O===a&&B===u.mode&&e(s,new _.EIsDirectory),c(l,u,r,a);else if(v(p).has(d)){l=p[d];var h=g.get(l);h.onsuccess=function(n){u=n.target.result,O===a&&B===u.mode&&e(s,new _.EIsDirectory),c(l,u,r,a)},h.onerror=function(n){e(s,n)}}else if(v(r).contains(I)){l=p[d]=o(m()),++f.size,++f.version,u=new i,++u.links;var y=g.put(u,p[d]);y.onsuccess=function(){var n=g.put(f,x);n.onsuccess=function(){c(l,u,r,a)},n.onerror=function(n){e(s,n)}},y.onerror=function(n){e(s,n)}}},j.onerror=function(n){e(s,n)}},u.prototype.close=function(n,t){var e=this,r=e._descriptors[n];r.valid=!1,r._deferred.then(t)},u.prototype.mkdir=function(n,t,r){var a=this;n=y.normalize(n);var s=r||new a.Transaction([w],E),u=s.objectStore(w),c=o(n),l=y.dirname(n),f=o(l),p=u.get(c);p.onsuccess=function(r){var o=r.target.result;if(o)e(t,new _.EPathExists);else{o=new i(B,{".":c,"..":f},S,2),++o.links;var a=u.put(o,c);a.onsuccess=function(){if(c!==f){var r=u.get(f);r.onsuccess=function(r){var o=r.target.result;o.data[y.basename(n)]=c,++o.size,++o.version;var i=u.put(o,f);i.onsuccess=function(){e(t)},i.onerror=function(n){e(t,n)}},r.onerror=function(n){e(t,n)}}else e(t)},a.onerror=function(n){e(t,n)}}},p.onerror=function(n){e(t,n)}},u.prototype.rmdir=function(n,t,r){var i=this;n=y.normalize(n);var a=r||new i.Transaction([w],E),s=a.objectStore(w),u=o(n),c=s.get(u);c.onsuccess=function(r){var i=r.target.result;if(i){var a=i.data;if(Object.keys(a).length>2)e(t,new _.ENotEmpty);else{var c=s.delete(u);c.onsuccess=function(){var r=y.dirname(n),i=o(r),a=s.get(i);a.onsuccess=function(n){var r=n.target.result;delete r.data[u],--r.size,++r.version;var o=s.put(r,i);o.onsuccess=function(){e(t)},o.onerror=function(n){e(t,n)}},a.onerror=function(n){e(t,n)}},c.onerror=function(n){e(t,n)}}}else e(t,new 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i=n.target.result;++i.links,++i.version;var a=l.put(i,s);a.onsuccess=function(){var n=o.data,i=y.basename(t);if(v(n).has(i))e(r,new _.EPathExists);else{n[i]=s,++o.size,++o.version;var a=l.put(o,p);a.onsuccess=function(){e(r)},a.onerror=function(n){e(r,n)}}},a.onerror=function(n){e(r,n)}},i.onerror=function(n){e(r,n)}}else e(r,new _.ENoEntry)},u.onerror=function(n){e(r,n)}}else e(r,new _.ENoEntry)}else e(r,new _.ENoEntry)},h.onerror=function(n){e(r,n)}},u.prototype.unlink=function(n,t,r){var i=this;n=y.normalize(n);var a=r||new i.Transaction([w],E),s=a.objectStore(w),u=y.dirname(n),c=o(u),l=s.get(c);l.onsuccess=function(r){var o=r.target.result,i=o.data,a=y.basename(n);if(v(i).has(a)){var u=i[a];delete i[a],--o.size,++o.version;var l=s.put(o,c);l.onsuccess=function(){var n=s.get(u);n.onsuccess=function(n){function r(){e(t)}var o=n.target.result;if(--o.links,0===o.links){var i=s.delete(u);i.onsuccess=r,i.onerror=function(n){e(t,n)}}else{++o.version;var a=s.put(o,u);a.onsuccess=r,a.onerror=function(n){e(t,n)}}},n.onerror=function(n){e(t,n)}},l.onerror=function(n){e(t,n)}}else e(t,new _.ENoEntry)},l.onerror=function(n){e(t,n)}},u.prototype.setxattr=function(){},u.prototype.getxattr=function(){},c.prototype.chdir=function(n){this._cwd=y.isAbsolute(n)?y.normalize(n):y.normalize(this._cwd+"/"+n)},c.prototype.getcwd=function(){return this._cwd},c.prototype.open=function(n,t,e,r){this._fs.open(y.normalize(this._cwd+"/"+n),t,e,r)},c.prototype.close=function(n,t){this._fs.close(n,t)},c.prototype.mkdir=function(n,t){this._fs.mkdir(y.normalize(this._cwd+"/"+n),t)},c.prototype.rmdir=function(n,t){this._fs.rmdir(y.normalize(this._cwd+"/"+n),t)},c.prototype.stat=function(n,t){this._fs.stat(y.normalize(this._cwd+"/"+n),t)},c.prototype.link=function(n,t,e){this._fs.link(y.normalize(this._cwd+"/"+n),y.normalize(this._cwd+"/"+t),e)},c.prototype.unlink=function(n,t){this._fs.unlink(y.normalize(this._cwd+"/"+n),t)},c.prototype.setxattr=function(n,t,e,r){this._fs.setxattr(y.normalize(this._cwd+"/"+n),t,e,r)},c.prototype.getxattr=function(n,t,e){this._fs.getxattr(y.normalize(this._cwd+"/"+n),t,e)},f.prototype._request=function(n){var t=this;0===t._pending&&(t._deferred=d.defer()),++t._pending,n.then(function(){--t._pending,0===t._pending&&t._deferred.resolve()})},f.prototype.seek=function(n,t,r,o){var i=this;i._fs,t=t.toUpperCase();var a=o||new i.Transaction([w],j),s=a.objectStore(w);if(C===t){var u=s.get(fd._handle);u.onsuccess=function(t){var o=t.target.result,a=o.size;n+=a,i._position=n,e(r,null,n)},u.onerror=function(n){e(r,n)}}else D===t?(i._position+=n,e(r,null,i._position)):N===t&&(i._position=n,e(r,null,n))},f.prototype.read=function(n,t,r){var o=this;if(o._fs,B===o._file.mode)return e(t,new _.EIsDir);var i=r||new o.Transaction([w],j),a=i.objectStore(w),s=a.get(o._file.data);s.onsuccess=function(r){var i=r.target.result;if(i){var a=o._position+n.length>i.length?i.length-o._position:n.length,s=i.subarray(o._position,o._position+a);n.set(s),o._position+=a,e(t,null,a,n)}else e(t,null,0,n)},s.onerror=function(n){e(t,n)}},f.prototype.readdir=function(n,t,r,o){var i=this;if(i._fs,!B===i._file.mode)return e(r,new _.ENotIsDir);var a=o||new i.Transaction([w],j),s=a.objectStore(w),u=s.get(i._handle);u.onsuccess=function(o){var a=o.target.result,s=v(a.data).keys().sort();t=t||a.size,t=i._position+t>a.size?a.size-i._position:t;for(var u=i._position,c=i._position+t;c>u;++u)n.push(s[u]);i._position+=t,e(r,null,t,n)},u.onerror=function(n){e(r,n)}},f.prototype.write=function(n,t,r){var o=this;if(o._fs,z===o._mode)return e(t,new _.EBadFileDescriptor),void 0;var i=r||o.Transaction([w],E),a=i.objectStore(w),s=a.get(o._file.data);s.onsuccess=function(r){var i=r.target.result,s=n.length,u=i?i.length:0,c=u>o._position+s?u:o._position+s,l=new Uint8Array(c);i&&l.set(i),l.set(n,o._position),o._position+=s;var f=a.put(l,o._file.data);f.onsuccess=function(){var n=a.get(o._handle);n.onsuccess=function(n){var r=n.target.result;r.size=c,r.mtime=Date.now();var i=a.put(r,o._handle);i.onsuccess=function(){e(t,null,c)},i.onerror=function(n){e(t,n)}},n.onerror=function(n){e(t,n)}},f.onerror=function(n){e(t,n)}},s.onerror=function(n){e(t,n)}};var N="SET",D="CURRENT",C="END";p.prototype.seek=function(n,t,e){this._openfile.seek(n,t,e)},p.prototype.read=function(n,t){this._openfile.read(n,t)},p.prototype.readdir=function(n,t,e){this._openfile.readdir(n,t,e)},p.prototype.write=function(n,t){this._openfile.write(n,t)};var P="FORMAT",F={mount:h,umount:g};return F});var o=t("src/fs");return o}); |