forked from sheetjs/sheetjs
85 lines
2.8 KiB
JavaScript
85 lines
2.8 KiB
JavaScript
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/* 18.3 Worksheets */
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function parse_worksheet(data) {
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if(!data) return data;
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/* 18.3.1.99 worksheet CT_Worksheet */
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var s = {};
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/* 18.3.1.35 dimension CT_SheetDimension ? */
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var ref = data.match(/<dimension ref="([^"]*)"\s*\/>/);
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if(ref && ref.length == 2 && ref[1].indexOf(":") !== -1) s["!ref"] = ref[1];
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var refguess = {s: {r:1000000, c:1000000}, e: {r:0, c:0} };
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var q = ["v","f"];
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var sidx = 0;
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/* 18.3.1.80 sheetData CT_SheetData ? */
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if(!data.match(/<sheetData *\/>/))
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data.match(/<sheetData>([^\u2603]*)<\/sheetData>/m)[1].split("</row>").forEach(function(x) {
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if(x === "" || x.trim() === "") return;
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/* 18.3.1.73 row CT_Row */
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var row = parsexmltag(x.match(/<row[^>]*>/)[0]);
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if(refguess.s.r > row.r - 1) refguess.s.r = row.r - 1;
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if(refguess.e.r < row.r - 1) refguess.e.r = row.r - 1;
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/* 18.3.1.4 c CT_Cell */
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var cells = x.substr(x.indexOf('>')+1).split(/<c/);
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cells.forEach(function(c, idx) { if(c === "" || c.trim() === "") return;
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var cref = c.match(/r="([^"]*)"/);
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c = "<c" + c;
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if(cref && cref.length == 2) {
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var cref_cell = decode_cell(cref[1]);
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idx = cref_cell.c;
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}
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if(refguess.s.c > idx) refguess.s.c = idx;
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if(refguess.e.c < idx) refguess.e.c = idx;
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var cell = parsexmltag((c.match(/<c[^>]*>/)||[c])[0]); delete cell[0];
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var d = c.substr(c.indexOf('>')+1);
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var p = {};
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q.forEach(function(f){var x=d.match(matchtag(f));if(x)p[f]=unescapexml(x[1]);});
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/* SCHEMA IS ACTUALLY INCORRECT HERE. IF A CELL HAS NO T, EMIT "" */
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if(cell.t === undefined && p.v === undefined) { p.t = "str"; p.v = undefined; }
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else p.t = (cell.t ? cell.t : "n"); // default is "n" in schema
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switch(p.t) {
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case 'n': p.v = parseFloat(p.v); break;
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case 's': {
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sidx = parseInt(p.v, 10);
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p.v = strs[sidx].t;
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p.r = strs[sidx].r;
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} break;
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case 'str': if(p.v) p.v = utf8read(p.v); break; // normal string
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case 'inlineStr':
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p.t = 'str'; p.v = unescapexml((d.match(matchtag('t'))||["",""])[1]);
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break; // inline string
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case 'b':
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switch(p.v) {
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case '0': case 'FALSE': case "false": case false: p.v=false; break;
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case '1': case 'TRUE': case "true": case true: p.v=true; break;
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default: throw "Unrecognized boolean: " + p.v;
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} break;
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/* in case of error, stick value in .raw */
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case 'e': p.raw = RBErr[p.v]; break;
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default: throw "Unrecognized cell type: " + p.t;
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}
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/* formatting */
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var fmtid = 0;
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if(cell.s && styles.CellXf) {
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var cf = styles.CellXf[cell.s];
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if(cf && cf.numFmtId) fmtid = cf.numFmtId;
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}
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p.raw = p.v;
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p.rawt = p.t;
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try {
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p.v = SSF.format(fmtid,p.v,_ssfopts);
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p.t = 'str';
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} catch(e) { p.v = p.raw; p.t = p.rawt; }
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s[cell.r] = p;
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});
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});
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if(!s["!ref"]) s["!ref"] = encode_range(refguess);
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return s;
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}
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