xsheetjs/bits/27_csfutils.js
SheetJS 51182e57ef version bump 0.9.10: nodejs performance
- xlsx.njs use dense mode by default
- CSV Streaming output for nodejs
- XLSX/XLSB error on password protected documents
- record hoppers switch on record number rather than name
2017-04-09 00:04:46 -04:00

42 lines
1.5 KiB
JavaScript

function sheet_to_workbook(sheet/*:Worksheet*/, opts)/*:Workbook*/ {
var n = opts && opts.sheet ? opts.sheet : "Sheet1";
var sheets = {}; sheets[n] = sheet;
return { SheetNames: [n], Sheets: sheets };
}
function aoa_to_sheet(data/*:AOA*/, opts/*:?any*/)/*:Worksheet*/ {
var o = opts || {};
if(DENSE != null && o.dense == null) o.dense = DENSE;
var ws/*:Worksheet*/ = o.dense ? ([]/*:any*/) : ({}/*:any*/);
var range/*:Range*/ = ({s: {c:10000000, r:10000000}, e: {c:0, r:0}}/*:any*/);
for(var R = 0; R != data.length; ++R) {
for(var C = 0; C != data[R].length; ++C) {
if(typeof data[R][C] === 'undefined') continue;
var cell/*:Cell*/ = ({v: data[R][C] }/*:any*/);
if(range.s.r > R) range.s.r = R;
if(range.s.c > C) range.s.c = C;
if(range.e.r < R) range.e.r = R;
if(range.e.c < C) range.e.c = C;
if(cell.v === null) { if(!o.cellStubs) continue; cell.t = 'z'; }
else if(typeof cell.v === 'number') cell.t = 'n';
else if(typeof cell.v === 'boolean') cell.t = 'b';
else if(cell.v instanceof Date) {
cell.z = o.dateNF || SSF._table[14];
if(o.cellDates) { cell.t = 'd'; cell.w = SSF.format(cell.z, datenum(cell.v)); }
else { cell.t = 'n'; cell.v = datenum(cell.v); cell.w = SSF.format(cell.z, cell.v); }
}
else cell.t = 's';
if(o.dense) {
if(!ws[R]) ws[R] = [];
ws[R][C] = cell;
} else {
var cell_ref = encode_cell(({c:C,r:R}/*:any*/));
ws[cell_ref] = cell;
}
}
}
if(range.s.c < 10000000) ws['!ref'] = encode_range(range);
return ws;
}