sheetjs/bits/65_sst.js
SheetJS 81f89d6f4e version bump 0.2.7-c: basic html from sst
Very basic rendering.  Will ultimately be a separate component (to share code
with the more general formatting case)
2013-10-10 02:44:18 -04:00

140 lines
3.8 KiB
JavaScript

/* 18.4 Shared String Table */
var parse_sst = (function(){
var tregex = matchtag("t"), rpregex = matchtag("rPr");
/* Parse a list of <r> tags */
var parse_rs = (function() {
/* 18.4.7 rPr CT_RPrElt */
var parse_rpr = function(rpr, intro, outro) {
var font = {};
rpr.match(/<[^>]*>/g).forEach(function(x) {
var y = parsexmltag(x);
switch(y[0]) {
/* 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': break;
/* 18.4.1 charset CT_IntProperty TODO */
case '<charset': break;
/* 18.4.2 outline CT_BooleanProperty TODO */
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/>': font.strike = 1; break;
case '</strike>': break;
/* 18.4.13 u CT_UnderlineProperty */
case '<u':
if(!y.val) break;
/* falls through */
case '<u/>': font.u = 1; break;
case '</u>': break;
/* 18.8.2 b */
case '<b':
if(!y.val) break;
/* falls through */
case '<b/>': font.b = 1; break;
case '</b>': break;
/* 18.8.26 i */
case '<i':
if(!y.val) break;
/* falls through */
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][2] !== '/') throw 'Unrecognized rich format ' + y[0];
}
});
/* TODO: These should be generated styles, not inline */
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>");
};
/* 18.4.4 r CT_RElt */
function parse_r(r) {
var terms = [[],"",[]];
/* 18.4.12 t ST_Xstring */
var t = r.match(tregex);
if(!isval(t)) return "";
terms[1] = t[1];
var rpr = r.match(rpregex);
if(isval(rpr)) parse_rpr(rpr[1], terms[0], terms[2]);
return terms[0].join("") + terms[1].replace(/\r\n/g,'<br/>') + terms[2].join("");
}
return function(rs) {
return rs.replace(/<r>/g,"").split(/<\/r>/).map(parse_r).join("");
};
})();
/* 18.4.8 si CT_Rst */
var parse_si = function(x) {
var z = {};
if(!x) return z;
var y;
/* 18.4.12 t ST_Xstring (Plaintext String) */
if(x[1] === 't') {
z.t = utf8read(unescapexml(x.replace(/<[^>]*>/g,"")));
z.raw = x;
z.r = z.t;
}
/* 18.4.4 r CT_RElt (Rich Text Run) */
else if((y = x.match(/<r>/))) {
z.raw = x;
/* TODO: properly parse (note: no other valid child can have body text) */
z.t = utf8read(unescapexml(x.replace(/<[^>]*>/gm,"")));
z.r = parse_rs(x);
}
/* 18.4.3 phoneticPr CT_PhoneticPr (TODO: needed for Asian support) */
/* 18.4.6 rPh CT_PhoneticRun (TODO: needed for Asian support) */
return z;
};
return function(data) {
var s = [];
/* 18.4.9 sst CT_Sst */
var sst = data.match(new RegExp("<sst([^>]*)>([\\s\\S]*)<\/sst>","m"));
if(sst) {
s = sst[2].replace(/<si>/g,"").split(/<\/si>/).map(parse_si);
sst = parsexmltag(sst[1]); s.Count = sst.count; s.Unique = sst.uniqueCount;
}
return s;
};
})();