forked from sheetjs/sheetjs
286 lines
12 KiB
JavaScript
286 lines
12 KiB
JavaScript
var XML_HEADER = '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>\r\n';
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var attregexg=/([^"\s?>\/]+)\s*=\s*((?:")([^"]*)(?:")|(?:')([^']*)(?:')|([^'">\s]+))/g;
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var tagregex1=/<[\/\?]?[a-zA-Z0-9:_-]+(?:\s+[^"\s?>\/]+\s*=\s*(?:"[^"]*"|'[^']*'|[^'">\s=]+))*\s*[\/\?]?>/mg, tagregex2 = /<[^>]*>/g;
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var tagregex = /*#__PURE__*/XML_HEADER.match(tagregex1) ? tagregex1 : tagregex2;
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var nsregex=/<\w*:/, nsregex2 = /<(\/?)\w+:/;
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function parsexmltag(tag/*:string*/, skip_root/*:?boolean*/, skip_LC/*:?boolean*/)/*:any*/ {
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var z = ({}/*:any*/);
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var eq = 0, c = 0;
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for(; eq !== tag.length; ++eq) if((c = tag.charCodeAt(eq)) === 32 || c === 10 || c === 13) break;
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if(!skip_root) z[0] = tag.slice(0, eq);
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if(eq === tag.length) return z;
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var m = tag.match(attregexg), j=0, v="", i=0, q="", cc="", quot = 1;
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if(m) for(i = 0; i != m.length; ++i) {
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cc = m[i];
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for(c=0; c != cc.length; ++c) if(cc.charCodeAt(c) === 61) break;
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q = cc.slice(0,c).trim();
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while(cc.charCodeAt(c+1) == 32) ++c;
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quot = ((eq=cc.charCodeAt(c+1)) == 34 || eq == 39) ? 1 : 0;
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v = cc.slice(c+1+quot, cc.length-quot);
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for(j=0;j!=q.length;++j) if(q.charCodeAt(j) === 58) break;
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if(j===q.length) {
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if(q.indexOf("_") > 0) q = q.slice(0, q.indexOf("_")); // from ods
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z[q] = v;
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if(!skip_LC) z[q.toLowerCase()] = v;
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}
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else {
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var k = (j===5 && q.slice(0,5)==="xmlns"?"xmlns":"")+q.slice(j+1);
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if(z[k] && q.slice(j-3,j) == "ext") continue; // from ods
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z[k] = v;
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if(!skip_LC) z[k.toLowerCase()] = v;
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}
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}
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return z;
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}
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function strip_ns(x/*:string*/)/*:string*/ { return x.replace(nsregex2, "<$1"); }
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var encodings = {
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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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var rencoding = /*#__PURE__*/evert(encodings);
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//var rencstr = "&<>'\"".split("");
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// TODO: CP remap (need to read file version to determine OS)
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var unescapexml/*:StringConv*/ = /*#__PURE__*/(function() {
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/* 22.4.2.4 bstr (Basic String) */
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var encregex = /&(?:quot|apos|gt|lt|amp|#x?([\da-fA-F]+));/ig, coderegex = /_x([\da-fA-F]{4})_/ig;
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function raw_unescapexml(text/*:string*/)/*:string*/ {
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var s = text + '', i = s.indexOf("<![CDATA[");
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if(i == -1) return s.replace(encregex, function($$, $1) { return encodings[$$]||String.fromCharCode(parseInt($1,$$.indexOf("x")>-1?16:10))||$$; }).replace(coderegex,function(m,c) {return String.fromCharCode(parseInt(c,16));});
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var j = s.indexOf("]]>");
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return raw_unescapexml(s.slice(0, i)) + s.slice(i+9,j) + raw_unescapexml(s.slice(j+3));
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}
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return function unescapexml(text/*:string*/, xlsx/*:boolean*/) {
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var out = raw_unescapexml(text);
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return xlsx ? out.replace(/\r\n/g, "\n") : out;
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};
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})();
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var decregex=/[&<>'"]/g, charegex = /[\u0000-\u0008\u000b-\u001f]/g;
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function escapexml(text/*:string*/)/*:string*/{
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var s = text + '';
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return s.replace(decregex, function(y) { return rencoding[y]; }).replace(charegex,function(s) { return "_x" + ("000"+s.charCodeAt(0).toString(16)).slice(-4) + "_";});
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}
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function escapexmltag(text/*:string*/)/*:string*/{ return escapexml(text).replace(/ /g,"_x0020_"); }
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var htmlcharegex = /[\u0000-\u001f]/g;
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function escapehtml(text/*:string*/)/*:string*/{
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var s = text + '';
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return s.replace(decregex, function(y) { return rencoding[y]; }).replace(/\n/g, "<br/>").replace(htmlcharegex,function(s) { return "&#x" + ("000"+s.charCodeAt(0).toString(16)).slice(-4) + ";"; });
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}
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function escapexlml(text/*:string*/)/*:string*/{
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var s = text + '';
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return s.replace(decregex, function(y) { return rencoding[y]; }).replace(htmlcharegex,function(s) { return "&#x" + (s.charCodeAt(0).toString(16)).toUpperCase() + ";"; });
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}
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/* TODO: handle codepages */
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var xlml_fixstr/*:StringConv*/ = /*#__PURE__*/(function() {
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var entregex = /&#(\d+);/g;
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function entrepl($$/*:string*/,$1/*:string*/)/*:string*/ { return String.fromCharCode(parseInt($1,10)); }
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return function xlml_fixstr(str/*:string*/)/*:string*/ { return str.replace(entregex,entrepl); };
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})();
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function xlml_unfixstr(str/*:string*/)/*:string*/ { return str.replace(/(\r\n|[\r\n])/g,"\ "); }
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/* note: xsd:boolean valid values: true / 1 / false / 0 */
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function parsexmlbool(value/*:any*/)/*:boolean*/ {
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switch(value) {
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case 1: case true: case '1': case 'true': return true;
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case 0: case false: case '0': case 'false': return false;
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//default: throw new Error("Invalid xsd:boolean " + value);
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}
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return false;
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}
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function utf8reada(orig/*:string*/)/*:string*/ {
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var out = "", i = 0, c = 0, d = 0, e = 0, f = 0, w = 0;
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while (i < orig.length) {
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c = orig.charCodeAt(i++);
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if (c < 128) { out += String.fromCharCode(c); continue; }
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d = orig.charCodeAt(i++);
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if (c>191 && c<224) { f = ((c & 31) << 6); f |= (d & 63); out += String.fromCharCode(f); continue; }
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e = orig.charCodeAt(i++);
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if (c < 240) { out += String.fromCharCode(((c & 15) << 12) | ((d & 63) << 6) | (e & 63)); continue; }
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f = orig.charCodeAt(i++);
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w = (((c & 7) << 18) | ((d & 63) << 12) | ((e & 63) << 6) | (f & 63))-65536;
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out += String.fromCharCode(0xD800 + ((w>>>10)&1023));
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out += String.fromCharCode(0xDC00 + (w&1023));
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}
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return out;
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}
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function utf8readb(data) {
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var out = new_raw_buf(2*data.length), w, i, j = 1, k = 0, ww=0, c;
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for(i = 0; i < data.length; i+=j) {
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j = 1;
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if((c=data.charCodeAt(i)) < 128) w = c;
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else if(c < 224) { w = (c&31)*64+(data.charCodeAt(i+1)&63); j=2; }
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else if(c < 240) { w=(c&15)*4096+(data.charCodeAt(i+1)&63)*64+(data.charCodeAt(i+2)&63); j=3; }
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else { j = 4;
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w = (c & 7)*262144+(data.charCodeAt(i+1)&63)*4096+(data.charCodeAt(i+2)&63)*64+(data.charCodeAt(i+3)&63);
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w -= 65536; ww = 0xD800 + ((w>>>10)&1023); w = 0xDC00 + (w&1023);
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}
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if(ww !== 0) { out[k++] = ww&255; out[k++] = ww>>>8; ww = 0; }
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out[k++] = w%256; out[k++] = w>>>8;
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}
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return out.slice(0,k).toString('ucs2');
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}
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function utf8readc(data) { return Buffer_from(data, 'binary').toString('utf8'); }
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var utf8corpus = "foo bar baz\u00e2\u0098\u0083\u00f0\u009f\u008d\u00a3";
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var utf8read = has_buf && (/*#__PURE__*/utf8readc(utf8corpus) == /*#__PURE__*/utf8reada(utf8corpus) && utf8readc || /*#__PURE__*/utf8readb(utf8corpus) == /*#__PURE__*/utf8reada(utf8corpus) && utf8readb) || utf8reada;
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var utf8write/*:StringConv*/ = has_buf ? function(data) { return Buffer_from(data, 'utf8').toString("binary"); } : function(orig/*:string*/)/*:string*/ {
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var out/*:Array<string>*/ = [], i = 0, c = 0, d = 0;
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while(i < orig.length) {
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c = orig.charCodeAt(i++);
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switch(true) {
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case c < 128: out.push(String.fromCharCode(c)); break;
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case c < 2048:
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out.push(String.fromCharCode(192 + (c >> 6)));
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out.push(String.fromCharCode(128 + (c & 63)));
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break;
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case c >= 55296 && c < 57344:
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c -= 55296; d = orig.charCodeAt(i++) - 56320 + (c<<10);
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out.push(String.fromCharCode(240 + ((d >>18) & 7)));
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out.push(String.fromCharCode(144 + ((d >>12) & 63)));
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out.push(String.fromCharCode(128 + ((d >> 6) & 63)));
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out.push(String.fromCharCode(128 + (d & 63)));
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break;
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default:
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out.push(String.fromCharCode(224 + (c >> 12)));
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out.push(String.fromCharCode(128 + ((c >> 6) & 63)));
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out.push(String.fromCharCode(128 + (c & 63)));
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}
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}
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return out.join("");
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};
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// matches <foo>...</foo> extracts content
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var matchtag = /*#__PURE__*/(function() {
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var mtcache/*:{[k:string]:RegExp}*/ = ({}/*:any*/);
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return function matchtag(f/*:string*/,g/*:?string*/)/*:RegExp*/ {
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var t = f+"|"+(g||"");
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if(mtcache[t]) return mtcache[t];
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return (mtcache[t] = new RegExp('<(?:\\w+:)?'+f+'(?: xml:space="preserve")?(?:[^>]*)>([\\s\\S]*?)</(?:\\w+:)?'+f+'>',((g||"")/*:any*/)));
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};
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})();
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var htmldecode/*:{(s:string):string}*/ = /*#__PURE__*/(function() {
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var entities/*:Array<[RegExp, string]>*/ = [
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['nbsp', ' '], ['middot', '·'],
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['quot', '"'], ['apos', "'"], ['gt', '>'], ['lt', '<'], ['amp', '&']
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].map(function(x/*:[string, string]*/) { return [new RegExp('&' + x[0] + ';', "ig"), x[1]]; });
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return function htmldecode(str/*:string*/)/*:string*/ {
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var o = str
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// Remove new lines and spaces from start of content
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.replace(/^[\t\n\r ]+/, "")
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// Remove new lines and spaces from end of content
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.replace(/[\t\n\r ]+$/,"")
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// Added line which removes any white space characters after and before html tags
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.replace(/>\s+/g,">").replace(/\s+</g,"<")
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// Replace remaining new lines and spaces with space
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.replace(/[\t\n\r ]+/g, " ")
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// Replace <br> tags with new lines
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.replace(/<\s*[bB][rR]\s*\/?>/g,"\n")
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// Strip HTML elements
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.replace(/<[^>]*>/g,"");
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for(var i = 0; i < entities.length; ++i) o = o.replace(entities[i][0], entities[i][1]);
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return o;
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};
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})();
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var vtregex = /*#__PURE__*/(function(){ var vt_cache = {};
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return function vt_regex(bt) {
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if(vt_cache[bt] !== undefined) return vt_cache[bt];
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return (vt_cache[bt] = new RegExp("<(?:vt:)?" + bt + ">([\\s\\S]*?)</(?:vt:)?" + bt + ">", 'g') );
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};})();
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var vtvregex = /<\/?(?:vt:)?variant>/g, vtmregex = /<(?:vt:)([^>]*)>([\s\S]*)</;
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function parseVector(data/*:string*/, opts)/*:Array<{v:string,t:string}>*/ {
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var h = parsexmltag(data);
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var matches/*:Array<string>*/ = data.match(vtregex(h.baseType))||[];
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var res/*:Array<any>*/ = [];
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if(matches.length != h.size) {
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if(opts.WTF) throw new Error("unexpected vector length " + matches.length + " != " + h.size);
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return res;
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}
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matches.forEach(function(x/*:string*/) {
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var v = x.replace(vtvregex,"").match(vtmregex);
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if(v) res.push({v:utf8read(v[2]), t:v[1]});
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});
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return res;
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}
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var wtregex = /(^\s|\s$|\n)/;
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function writetag(f/*:string*/,g/*:string*/)/*:string*/ { return '<' + f + (g.match(wtregex)?' xml:space="preserve"' : "") + '>' + g + '</' + f + '>'; }
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function wxt_helper(h)/*:string*/ { return keys(h).map(function(k) { return " " + k + '="' + h[k] + '"';}).join(""); }
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function writextag(f/*:string*/,g/*:?string*/,h) { return '<' + f + ((h != null) ? wxt_helper(h) : "") + ((g != null) ? (g.match(wtregex)?' xml:space="preserve"' : "") + '>' + g + '</' + f : "/") + '>';}
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function write_w3cdtf(d/*:Date*/, t/*:?boolean*/)/*:string*/ { try { return d.toISOString().replace(/\.\d*/,""); } catch(e) { if(t) throw e; } return ""; }
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function write_vt(s, xlsx/*:?boolean*/)/*:string*/ {
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switch(typeof s) {
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case 'string':
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var o = writextag('vt:lpwstr', escapexml(s));
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if(xlsx) o = o.replace(/"/g, "_x0022_");
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return o;
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case 'number': return writextag((s|0)==s?'vt:i4':'vt:r8', escapexml(String(s)));
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case 'boolean': return writextag('vt:bool',s?'true':'false');
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}
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if(s instanceof Date) return writextag('vt:filetime', write_w3cdtf(s));
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throw new Error("Unable to serialize " + s);
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}
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function xlml_normalize(d)/*:string*/ {
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if(has_buf &&/*::typeof Buffer !== "undefined" && d != null && d instanceof Buffer &&*/ Buffer.isBuffer(d)) return d.toString('utf8');
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if(typeof d === 'string') return d;
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/* duktape */
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if(typeof Uint8Array !== 'undefined' && d instanceof Uint8Array) return utf8read(a2s(ab2a(d)));
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throw new Error("Bad input format: expected Buffer or string");
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}
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/* UOS uses CJK in tags */
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var xlmlregex = /<(\/?)([^\s?><!\/:]*:|)([^\s?<>:\/]+)(?:[\s?:\/][^>]*)?>/mg;
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//var xlmlregex = /<(\/?)([a-z0-9]*:|)(\w+)[^>]*>/mg;
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var XMLNS = ({
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CORE_PROPS: 'http://schemas.openxmlformats.org/package/2006/metadata/core-properties',
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CUST_PROPS: "http://schemas.openxmlformats.org/officeDocument/2006/custom-properties",
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EXT_PROPS: "http://schemas.openxmlformats.org/officeDocument/2006/extended-properties",
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CT: 'http://schemas.openxmlformats.org/package/2006/content-types',
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RELS: 'http://schemas.openxmlformats.org/package/2006/relationships',
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TCMNT: 'http://schemas.microsoft.com/office/spreadsheetml/2018/threadedcomments',
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'dc': 'http://purl.org/dc/elements/1.1/',
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'dcterms': 'http://purl.org/dc/terms/',
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'dcmitype': 'http://purl.org/dc/dcmitype/',
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'mx': 'http://schemas.microsoft.com/office/mac/excel/2008/main',
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'r': 'http://schemas.openxmlformats.org/officeDocument/2006/relationships',
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'sjs': 'http://schemas.openxmlformats.org/package/2006/sheetjs/core-properties',
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'vt': 'http://schemas.openxmlformats.org/officeDocument/2006/docPropsVTypes',
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'xsi': 'http://www.w3.org/2001/XMLSchema-instance',
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'xsd': 'http://www.w3.org/2001/XMLSchema'
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}/*:any*/);
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var XMLNS_main = [
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'http://schemas.openxmlformats.org/spreadsheetml/2006/main',
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'http://purl.oclc.org/ooxml/spreadsheetml/main',
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'http://schemas.microsoft.com/office/excel/2006/main',
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'http://schemas.microsoft.com/office/excel/2006/2'
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];
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var XLMLNS = ({
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'o': 'urn:schemas-microsoft-com:office:office',
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'x': 'urn:schemas-microsoft-com:office:excel',
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'ss': 'urn:schemas-microsoft-com:office:spreadsheet',
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'dt': 'uuid:C2F41010-65B3-11d1-A29F-00AA00C14882',
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'mv': 'http://macVmlSchemaUri',
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'v': 'urn:schemas-microsoft-com:vml',
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'html': 'http://www.w3.org/TR/REC-html40'
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}/*:any*/);
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