forked from sheetjs/sheetjs
SheetJS
8508ad4e94
- correct BIFF-dependent cell reference wrapping - record layout fixes from sample files - use BIFF version 2.4.338 for BOF (fixes #995 h/t @benjaminleetmaa) - fixed potentially vulnerable regexes (h/t @davisjam) - removed insecure deep dependency (fixes #996 h/t @dcatoday)
42 lines
1.2 KiB
JavaScript
42 lines
1.2 KiB
JavaScript
function parse_numCache(data/*:string*/)/*:[Array<number>, string]*/ {
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var col/*:Array<number>*/ = [];
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/* 21.2.2.150 pt CT_NumVal */
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(data.match(/<c:pt idx="(\d*)">(.*?)<\/c:pt>/mg)||[]).forEach(function(pt) {
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var q = pt.match(/<c:pt idx="(\d*?)"><c:v>(.*)<\/c:v><\/c:pt>/);
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if(!q) return;
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col[+q[1]] = +q[2];
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});
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/* 21.2.2.71 formatCode CT_Xstring */
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var nf = unescapexml((data.match(/<c:formatCode>([\s\S]*?)<\/c:formatCode>/) || ["","General"])[1]);
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return [col, nf];
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}
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/* 21.2 DrawingML - Charts */
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function parse_chart(data/*:?string*/, name/*:string*/, opts, rels, wb, csheet) {
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var cs/*:Worksheet*/ = ((csheet || {"!type":"chart"})/*:any*/);
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if(!data) return csheet;
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/* 21.2.2.27 chart CT_Chart */
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var C = 0, R = 0, col = "A";
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var refguess = {s: {r:2000000, c:2000000}, e: {r:0, c:0} };
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/* 21.2.2.120 numCache CT_NumData */
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(data.match(/<c:numCache>[\s\S]*?<\/c:numCache>/gm)||[]).forEach(function(nc) {
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var cache = parse_numCache(nc);
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refguess.s.r = refguess.s.c = 0;
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refguess.e.c = C;
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col = encode_col(C);
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cache[0].forEach(function(n,i) {
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cs[col + encode_row(i)] = {t:'n', v:n, z:cache[1] };
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R = i;
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});
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if(refguess.e.r < R) refguess.e.r = R;
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++C;
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});
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if(C > 0) cs["!ref"] = encode_range(refguess);
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return cs;
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}
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