forked from sheetjs/sheetjs
		
	
		
			
				
	
	
		
			214 lines
		
	
	
		
			6.3 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			214 lines
		
	
	
		
			6.3 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| /* 18.4.1 charset to codepage mapping */
 | |
| var CS2CP = ({
 | |
| 	/*::[*/0/*::]*/:    1252, /* ANSI */
 | |
| 	/*::[*/1/*::]*/:   65001, /* DEFAULT */
 | |
| 	/*::[*/2/*::]*/:   65001, /* SYMBOL */
 | |
| 	/*::[*/77/*::]*/:  10000, /* MAC */
 | |
| 	/*::[*/128/*::]*/:   932, /* SHIFTJIS */
 | |
| 	/*::[*/129/*::]*/:   949, /* HANGUL */
 | |
| 	/*::[*/130/*::]*/:  1361, /* JOHAB */
 | |
| 	/*::[*/134/*::]*/:   936, /* GB2312 */
 | |
| 	/*::[*/136/*::]*/:   950, /* CHINESEBIG5 */
 | |
| 	/*::[*/161/*::]*/:  1253, /* GREEK */
 | |
| 	/*::[*/162/*::]*/:  1254, /* TURKISH */
 | |
| 	/*::[*/163/*::]*/:  1258, /* VIETNAMESE */
 | |
| 	/*::[*/177/*::]*/:  1255, /* HEBREW */
 | |
| 	/*::[*/178/*::]*/:  1256, /* ARABIC */
 | |
| 	/*::[*/186/*::]*/:  1257, /* BALTIC */
 | |
| 	/*::[*/204/*::]*/:  1251, /* RUSSIAN */
 | |
| 	/*::[*/222/*::]*/:   874, /* THAI */
 | |
| 	/*::[*/238/*::]*/:  1250, /* EASTEUROPE */
 | |
| 	/*::[*/255/*::]*/:  1252, /* OEM */
 | |
| 	/*::[*/69/*::]*/:   6969  /* MISC */
 | |
| }/*:any*/);
 | |
| 
 | |
| /* Parse a list of <r> tags */
 | |
| var parse_rs = (function parse_rs_factory() {
 | |
| 	var tregex = matchtag("t"), rpregex = matchtag("rPr"), rregex = /<(?:\w+:)?r>/g, rend = /<\/(?:\w+:)?r>/, nlregex = /\r\n/g;
 | |
| 	/* 18.4.7 rPr CT_RPrElt */
 | |
| 	var parse_rpr = function parse_rpr(rpr, intro, outro) {
 | |
| 		var font = {}, cp = 65001;
 | |
| 		var m = rpr.match(tagregex), i = 0;
 | |
| 		if(m) for(;i!=m.length; ++i) {
 | |
| 			var y = parsexmltag(m[i]);
 | |
| 			switch(y[0].replace(/\w*:/g,"")) {
 | |
| 				/* 18.8.12 condense CT_BooleanProperty */
 | |
| 				/* ** not required . */
 | |
| 				case '<condense': break;
 | |
| 				/* 18.8.17 extend CT_BooleanProperty */
 | |
| 				/* ** not required . */
 | |
| 				case '<extend': break;
 | |
| 				/* 18.8.36 shadow CT_BooleanProperty */
 | |
| 				/* ** not required . */
 | |
| 				case '<shadow':
 | |
| 					/* falls through */
 | |
| 				case '<shadow>':
 | |
| 				case '<shadow/>': break;
 | |
| 
 | |
| 				/* 18.4.1 charset CT_IntProperty TODO */
 | |
| 				case '<charset':
 | |
| 					if(y.val == '1') break;
 | |
| 					cp = CS2CP[parseInt(y.val, 10)];
 | |
| 					break;
 | |
| 
 | |
| 				/* 18.4.2 outline CT_BooleanProperty TODO */
 | |
| 				case '<outline':
 | |
| 					/* falls through */
 | |
| 				case '<outline>':
 | |
| 				case '<outline/>': break;
 | |
| 
 | |
| 				/* 18.4.5 rFont CT_FontName */
 | |
| 				case '<rFont': font.name = y.val; break;
 | |
| 
 | |
| 				/* 18.4.11 sz CT_FontSize */
 | |
| 				case '<sz': font.sz = y.val; break;
 | |
| 
 | |
| 				/* 18.4.10 strike CT_BooleanProperty */
 | |
| 				case '<strike':
 | |
| 					if(!y.val) break;
 | |
| 					/* falls through */
 | |
| 				case '<strike>':
 | |
| 				case '<strike/>': font.strike = 1; break;
 | |
| 				case '</strike>': break;
 | |
| 
 | |
| 				/* 18.4.13 u CT_UnderlineProperty */
 | |
| 				case '<u':
 | |
| 					if(y.val == '0') break;
 | |
| 					/* falls through */
 | |
| 				case '<u>':
 | |
| 				case '<u/>': font.u = 1; break;
 | |
| 				case '</u>': break;
 | |
| 
 | |
| 				/* 18.8.2 b */
 | |
| 				case '<b':
 | |
| 					if(y.val == '0') break;
 | |
| 					/* falls through */
 | |
| 				case '<b>':
 | |
| 				case '<b/>': font.b = 1; break;
 | |
| 				case '</b>': break;
 | |
| 
 | |
| 				/* 18.8.26 i */
 | |
| 				case '<i':
 | |
| 					if(y.val == '0') break;
 | |
| 					/* falls through */
 | |
| 				case '<i>':
 | |
| 				case '<i/>': font.i = 1; break;
 | |
| 				case '</i>': break;
 | |
| 
 | |
| 				/* 18.3.1.15 color CT_Color TODO: tint, theme, auto, indexed */
 | |
| 				case '<color':
 | |
| 					if(y.rgb) font.color = y.rgb.substr(2,6);
 | |
| 					break;
 | |
| 
 | |
| 				/* 18.8.18 family ST_FontFamily */
 | |
| 				case '<family': font.family = y.val; break;
 | |
| 
 | |
| 				/* 18.4.14 vertAlign CT_VerticalAlignFontProperty TODO */
 | |
| 				case '<vertAlign': break;
 | |
| 
 | |
| 				/* 18.8.35 scheme CT_FontScheme TODO */
 | |
| 				case '<scheme': break;
 | |
| 
 | |
| 				default:
 | |
| 					if(y[0].charCodeAt(1) !== 47) throw 'Unrecognized rich format ' + y[0];
 | |
| 			}
 | |
| 		}
 | |
| 		var style = [];
 | |
| 		if(font.b) style.push("font-weight: bold;");
 | |
| 		if(font.i) style.push("font-style: italic;");
 | |
| 		intro.push('<span style="' + style.join("") + '">');
 | |
| 		outro.push("</span>");
 | |
| 		return cp;
 | |
| 	};
 | |
| 
 | |
| 	/* 18.4.4 r CT_RElt */
 | |
| 	function parse_r(r) {
 | |
| 		var terms = [[],"",[]];
 | |
| 		/* 18.4.12 t ST_Xstring */
 | |
| 		var t = r.match(tregex), cp = 65001;
 | |
| 		if(!isval(t)/*:: || !t*/) return "";
 | |
| 		terms[1] = t[1];
 | |
| 
 | |
| 		var rpr = r.match(rpregex);
 | |
| 		if(isval(rpr)/*:: && rpr*/) cp = parse_rpr(rpr[1], terms[0], terms[2]);
 | |
| 
 | |
| 		return terms[0].join("") + terms[1].replace(nlregex,'<br/>') + terms[2].join("");
 | |
| 	}
 | |
| 	return function parse_rs(rs) {
 | |
| 		return rs.replace(rregex,"").split(rend).map(parse_r).join("");
 | |
| 	};
 | |
| })();
 | |
| 
 | |
| /* 18.4.8 si CT_Rst */
 | |
| var sitregex = /<(?:\w+:)?t[^>]*>([^<]*)<\/(?:\w+:)?t>/g, sirregex = /<(?:\w+:)?r>/;
 | |
| var sirphregex = /<(?:\w+:)?rPh.*?>(.*?)<\/(?:\w+:)?rPh>/g;
 | |
| function parse_si(x, opts) {
 | |
| 	var html = opts ? opts.cellHTML : true;
 | |
| 	var z = {};
 | |
| 	if(!x) return null;
 | |
| 	var y;
 | |
| 	/* 18.4.12 t ST_Xstring (Plaintext String) */
 | |
| 	// TODO: is whitespace actually valid here?
 | |
| 	if(x.match(/^\s*<(?:\w+:)?t[^>]*>/)) {
 | |
| 		z.t = utf8read(unescapexml(x.substr(x.indexOf(">")+1).split(/<\/(?:\w+:)?t>/)[0]));
 | |
| 		z.r = utf8read(x);
 | |
| 		if(html) z.h = z.t;
 | |
| 	}
 | |
| 	/* 18.4.4 r CT_RElt (Rich Text Run) */
 | |
| 	else if((y = x.match(sirregex))) {
 | |
| 		z.r = utf8read(x);
 | |
| 		z.t = utf8read(unescapexml((x.replace(sirphregex, '').match(sitregex)||[]).join("").replace(tagregex,"")));
 | |
| 		if(html) z.h = parse_rs(z.r);
 | |
| 	}
 | |
| 	/* 18.4.3 phoneticPr CT_PhoneticPr (TODO: needed for Asian support) */
 | |
| 	/* 18.4.6 rPh CT_PhoneticRun (TODO: needed for Asian support) */
 | |
| 	return z;
 | |
| }
 | |
| 
 | |
| /* 18.4 Shared String Table */
 | |
| var sstr0 = /<(?:\w+:)?sst([^>]*)>([\s\S]*)<\/(?:\w+:)?sst>/;
 | |
| var sstr1 = /<(?:\w+:)?(?:si|sstItem)>/g;
 | |
| var sstr2 = /<\/(?:\w+:)?(?:si|sstItem)>/;
 | |
| function parse_sst_xml(data/*:string*/, opts)/*:SST*/ {
 | |
| 	var s/*:SST*/ = ([]/*:any*/), ss = "";
 | |
| 	if(!data) return s;
 | |
| 	/* 18.4.9 sst CT_Sst */
 | |
| 	var sst = data.match(sstr0);
 | |
| 	if(isval(sst)/*:: && sst*/) {
 | |
| 		ss = sst[2].replace(sstr1,"").split(sstr2);
 | |
| 		for(var i = 0; i != ss.length; ++i) {
 | |
| 			var o = parse_si(ss[i].trim(), opts);
 | |
| 			if(o != null) s[s.length] = o;
 | |
| 		}
 | |
| 		sst = parsexmltag(sst[1]); s.Count = sst.count; s.Unique = sst.uniqueCount;
 | |
| 	}
 | |
| 	return s;
 | |
| }
 | |
| 
 | |
| RELS.SST = "http://schemas.openxmlformats.org/officeDocument/2006/relationships/sharedStrings";
 | |
| var straywsregex = /^\s|\s$|[\t\n\r]/;
 | |
| function write_sst_xml(sst/*:SST*/, opts)/*:string*/ {
 | |
| 	if(!opts.bookSST) return "";
 | |
| 	var o = [XML_HEADER];
 | |
| 	o[o.length] = (writextag('sst', null, {
 | |
| 		xmlns: XMLNS.main[0],
 | |
| 		count: sst.Count,
 | |
| 		uniqueCount: sst.Unique
 | |
| 	}));
 | |
| 	for(var i = 0; i != sst.length; ++i) { if(sst[i] == null) continue;
 | |
| 		var s/*:XLString*/ = sst[i];
 | |
| 		var sitag = "<si>";
 | |
| 		if(s.r) sitag += s.r;
 | |
| 		else {
 | |
| 			sitag += "<t";
 | |
| 			if(!s.t) s.t = "";
 | |
| 			if(s.t.match(straywsregex)) sitag += ' xml:space="preserve"';
 | |
| 			sitag += ">" + escapexml(s.t) + "</t>";
 | |
| 		}
 | |
| 		sitag += "</si>";
 | |
| 		o[o.length] = (sitag);
 | |
| 	}
 | |
| 	if(o.length>2){ o[o.length] = ('</sst>'); o[1]=o[1].replace("/>",">"); }
 | |
| 	return o.join("");
 | |
| }
 |