forked from sheetjs/sheetjs
139 lines
3.7 KiB
JavaScript
139 lines
3.7 KiB
JavaScript
/* Parse a list of <r> tags */
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var parse_rs = (function() {
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var tregex = matchtag("t"), rpregex = matchtag("rPr");
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/* 18.4.7 rPr CT_RPrElt */
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var parse_rpr = function(rpr, intro, outro) {
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var font = {};
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(rpr.match(/<[^>]*>/g)||[]).forEach(function(x) {
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var y = parsexmltag(x);
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switch(y[0]) {
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/* 18.8.12 condense CT_BooleanProperty */
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/* ** not required . */
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case '<condense': break;
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/* 18.8.17 extend CT_BooleanProperty */
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/* ** not required . */
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case '<extend': break;
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/* 18.8.36 shadow CT_BooleanProperty */
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/* ** not required . */
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case '<shadow': break;
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/* 18.4.1 charset CT_IntProperty TODO */
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case '<charset': break;
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/* 18.4.2 outline CT_BooleanProperty TODO */
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case '<outline': break;
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/* 18.4.5 rFont CT_FontName */
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case '<rFont': font.name = y.val; break;
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/* 18.4.11 sz CT_FontSize */
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case '<sz': font.sz = y.val; break;
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/* 18.4.10 strike CT_BooleanProperty */
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case '<strike':
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if(!y.val) break;
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/* falls through */
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case '<strike/>': font.strike = 1; break;
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case '</strike>': break;
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/* 18.4.13 u CT_UnderlineProperty */
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case '<u':
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if(!y.val) break;
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/* falls through */
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case '<u/>': font.u = 1; break;
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case '</u>': break;
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/* 18.8.2 b */
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case '<b':
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if(!y.val) break;
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/* falls through */
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case '<b/>': font.b = 1; break;
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case '</b>': break;
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/* 18.8.26 i */
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case '<i':
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if(!y.val) break;
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/* falls through */
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case '<i/>': font.i = 1; break;
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case '</i>': break;
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/* 18.3.1.15 color CT_Color TODO: tint, theme, auto, indexed */
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case '<color':
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if(y.rgb) font.color = y.rgb.substr(2,6);
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break;
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/* 18.8.18 family ST_FontFamily */
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case '<family': font.family = y.val; break;
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/* 18.4.14 vertAlign CT_VerticalAlignFontProperty TODO */
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case '<vertAlign': break;
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/* 18.8.35 scheme CT_FontScheme TODO */
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case '<scheme': break;
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default:
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if(y[0][2] !== '/') throw 'Unrecognized rich format ' + y[0];
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}
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});
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/* TODO: These should be generated styles, not inline */
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var style = [];
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if(font.b) style.push("font-weight: bold;");
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if(font.i) style.push("font-style: italic;");
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intro.push('<span style="' + style.join("") + '">');
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outro.push("</span>");
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};
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/* 18.4.4 r CT_RElt */
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function parse_r(r) {
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var terms = [[],"",[]];
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/* 18.4.12 t ST_Xstring */
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var t = r.match(tregex);
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if(!isval(t)) return "";
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terms[1] = t[1];
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var rpr = r.match(rpregex);
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if(isval(rpr)) parse_rpr(rpr[1], terms[0], terms[2]);
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return terms[0].join("") + terms[1].replace(/\r\n/g,'<br/>') + terms[2].join("");
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}
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return function(rs) {
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return rs.replace(/<r>/g,"").split(/<\/r>/).map(parse_r).join("");
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};
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})();
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/* 18.4.8 si CT_Rst */
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var parse_si = function(x) {
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var z = {};
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if(!x) return z;
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var y;
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/* 18.4.12 t ST_Xstring (Plaintext String) */
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if(x[1] === 't') {
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z.t = utf8read(unescapexml(x.replace(/<[^>]*>/g,"")));
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z.raw = x;
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z.r = z.t;
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}
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/* 18.4.4 r CT_RElt (Rich Text Run) */
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else if((y = x.match(/<r>/))) {
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z.raw = x;
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/* TODO: properly parse (note: no other valid child can have body text) */
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z.t = utf8read(unescapexml(x.replace(/<[^>]*>/gm,"")));
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z.r = parse_rs(x);
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}
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/* 18.4.3 phoneticPr CT_PhoneticPr (TODO: needed for Asian support) */
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/* 18.4.6 rPh CT_PhoneticRun (TODO: needed for Asian support) */
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return z;
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};
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/* 18.4 Shared String Table */
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var parse_sst = (function(){
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return function(data) {
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var s = [];
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/* 18.4.9 sst CT_Sst */
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var sst = data.match(new RegExp("<sst([^>]*)>([\\s\\S]*)<\/sst>","m"));
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if(isval(sst)) {
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s = sst[2].replace(/<si>/g,"").split(/<\/si>/).map(parse_si);
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sst = parsexmltag(sst[1]); s.Count = sst.count; s.Unique = sst.uniqueCount;
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}
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return s;
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};
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})();
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