sheetjs/bits/72_wsxml.js
SheetJS c0a8bef07c version bump 0.5.7: WTF-ification
- opts.bookDeps parses calc chain; now chains are not parsed by default
- getzipdata safe option obviates some try-catch blocks
- parsing cell type 'd' (h/t @malphettes, yet again :)
- opts.WTF throws on errors
2014-02-15 00:08:18 -05:00

88 lines
2.9 KiB
JavaScript

/* 18.3 Worksheets */
function parse_ws_xml(data, opts) {
if(!data) return data;
/* 18.3.1.99 worksheet CT_Worksheet */
var s = {};
/* 18.3.1.35 dimension CT_SheetDimension ? */
var ref = data.match(/<dimension ref="([^"]*)"\s*\/>/);
if(ref && ref.length == 2 && ref[1].indexOf(":") !== -1) s["!ref"] = ref[1];
var refguess = {s: {r:1000000, c:1000000}, e: {r:0, c:0} };
var q = ["v","f"];
var sidx = 0;
/* 18.3.1.80 sheetData CT_SheetData ? */
if(!data.match(/<sheetData *\/>/))
data.match(/<sheetData>([^\u2603]*)<\/sheetData>/m)[1].split("</row>").forEach(function(x) {
if(x === "" || x.trim() === "") return;
/* 18.3.1.73 row CT_Row */
var row = parsexmltag(x.match(/<row[^>]*>/)[0]);
if(refguess.s.r > row.r - 1) refguess.s.r = row.r - 1;
if(refguess.e.r < row.r - 1) refguess.e.r = row.r - 1;
/* 18.3.1.4 c CT_Cell */
var cells = x.substr(x.indexOf('>')+1).split(/<c /);
cells.forEach(function(c, idx) { if(c === "" || c.trim() === "") return;
var cref = c.match(/r=["']([^"']*)["']/);
c = "<c " + c;
if(cref && cref.length == 2) {
var cref_cell = decode_cell(cref[1]);
idx = cref_cell.c;
}
var cell = parsexmltag((c.match(/<c[^>]*>/)||[c])[0]); delete cell[0];
var d = c.substr(c.indexOf('>')+1);
var p = {};
q.forEach(function(f){var x=d.match(matchtag(f));if(x)p[f]=unescapexml(x[1]);});
/* SCHEMA IS ACTUALLY INCORRECT HERE. IF A CELL HAS NO T, EMIT "" */
if(cell.t === undefined && p.v === undefined) {
if(!opts.sheetStubs) return;
p.t = "str"; p.v = undefined;
}
else p.t = (cell.t ? cell.t : "n"); // default is "n" in schema
if(refguess.s.c > idx) refguess.s.c = idx;
if(refguess.e.c < idx) refguess.e.c = idx;
/* 18.18.11 t ST_CellType */
switch(p.t) {
case 'n': p.v = parseFloat(p.v); break;
case 's': {
sidx = parseInt(p.v, 10);
p.v = strs[sidx].t;
p.r = strs[sidx].r;
if(opts.cellHTML) p.h = strs[sidx].h;
} break;
case 'str': if(p.v) p.v = utf8read(p.v); break;
case 'inlineStr':
var is = d.match(/<is>(.*)<\/is>/);
is = is ? parse_si(is[1]) : {t:"",r:""};
p.t = 'str'; p.v = is.t;
break; // inline string
case 'b': if(typeof p.v !== 'boolean') p.v = parsexmlbool(p.v); break;
case 'd': /* TODO: date1904 logic */
var epoch = Date.parse(p.v);
p.v = (epoch - new Date(Date.UTC(1899, 11, 30))) / (24 * 60 * 60 * 1000);
p.t = 'n';
break;
/* in case of error, stick value in .raw */
case 'e': p.raw = RBErr[p.v]; break;
}
/* formatting */
var fmtid = 0;
if(cell.s && styles.CellXf) {
var cf = styles.CellXf[cell.s];
if(cf && cf.numFmtId) fmtid = cf.numFmtId;
}
try {
p.w = SSF.format(fmtid,p.v,_ssfopts);
if(opts.cellNF) p.z = SSF._table[fmtid];
} catch(e) { if(opts.WTF) throw e; }
s[cell.r] = p;
});
});
if(!s["!ref"]) s["!ref"] = encode_range(refguess);
return s;
}