sheetjs/bits/97_node.js
SheetJS 7b4bafba49 Miscellaneous format fixes
- SSF update to address extendscript issue (fixes #608 h/t @mjdb3d)
- XLSX cellDates set date format (fixes #647 h/t @psalmody)
- ODS add stub stylesheet for Excel (fixes #649 h/t @WaqasJaved1)
- CSV with UTF8 BOM (fixes #650 h/t @charlesread)
- DIF/CSV fuzzy date speculation
- SYLK parse RC formulae
- CSF utils for manipulating workbooks
2017-05-11 03:29:59 -04:00

64 lines
1.7 KiB
JavaScript

if(has_buf && typeof require != 'undefined') (function() {
var Readable = require('stream').Readable;
var write_csv_stream = function(sheet/*:Worksheet*/, opts/*:?Sheet2CSVOpts*/) {
var stream = Readable();
var out = "";
var o = opts == null ? {} : opts;
if(sheet == null || sheet["!ref"] == null) { stream.push(null); return stream; }
var r = safe_decode_range(sheet["!ref"]);
var FS = o.FS !== undefined ? o.FS : ",", fs = FS.charCodeAt(0);
var RS = o.RS !== undefined ? o.RS : "\n", rs = RS.charCodeAt(0);
var endregex = new RegExp((FS=="|" ? "\\|" : FS)+"+$");
var row = "", cols = [];
o.dense = Array.isArray(sheet);
for(var C = r.s.c; C <= r.e.c; ++C) cols[C] = encode_col(C);
var R = r.s.r;
stream._read = function() {
if(R > r.e.r) return stream.push(null);
while(R <= r.e.r) {
row = make_csv_row(sheet, r, R, cols, fs, rs, FS, o);
if(row == null) { ++R; continue; }
if(o.strip) row = row.replace(endregex,"");
stream.push(row + RS);
++R;
break;
}
};
return stream;
};
var HTML_BEGIN = "<html><body><table>";
var HTML_END = "</table></body></html>";
var write_html_stream = function(sheet/*:Worksheet*/, opts) {
var stream = Readable();
var o/*:Array<string>*/ = [];
var r = decode_range(sheet['!ref']), cell/*:Cell*/;
o.dense = Array.isArray(sheet);
stream.push(HTML_BEGIN);
var R = r.s.r;
var end = false;
stream._read = function() {
if(R > r.e.r) {
if(!end) { end = true; stream.push(HTML_END); }
return stream.push(null);
}
while(R <= r.e.r) {
stream.push(HTML_._row(sheet, r, R, o));
++R;
break;
}
};
return stream;
};
XLSX.stream = {
to_html: write_html_stream,
to_csv: write_csv_stream
};
})();