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SheetJS 2017-04-14 17:29:19 -04:00
parent 67042a7712
commit 1d4e7265af
1 changed files with 16 additions and 3 deletions
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19
index.js
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@ -13,9 +13,18 @@ function do_url(req, url, res) {
}
var wb = XLSX.read(body, {type:'buffer'});
var N = url.query.N ? parseInt(url.query.N,10) : 0;
if(N < 0) return micro.send(res, 200, wb.SheetNames.join("\n"));
if(N < 0) {
switch(url.query.t || "csv") {
case "json": return micro.send(res, 200, JSON.stringify(wb.SheetNames.join("\n")));
default: return micro.send(res, 200, wb.SheetNames.join("\n"));
}
}
if(N >= wb.SheetNames.length) return micro.send(res, 500, "Cannot find sheet " + N);
XLSX.stream.to_csv(wb.Sheets[wb.SheetNames[N]]).pipe(res);
var ws = wb.Sheets[wb.SheetNames[N]];
switch(url.query.t) {
case "json": return micro.send(res, 200, JSON.stringify(XLSX.utils.sheet_to_json(ws, {header:1, raw:true})));
default: XLSX.stream.to_csv(ws).pipe(res);
}
});
}
@ -25,11 +34,15 @@ var msg = [
'parameters:',
'- url=<url> the url to request',
'- N=<idx> the sheet index to use (-1 for sheet list)',
'- t=<type> export type: "json" for json',
'',
'examples: ',
'- /data/?url=https://obamawhitehouse.archives.gov/sites/default/files/omb/budget/fy2014/assets/receipts.xls',
'- /data?url=https://obamawhitehouse.archives.gov/sites/default/files/omb/budget/fy2014/assets/receipts.xls',
'',
'js-xlsx version: ' + XLSX.version
].join("\n");
module.exports = function(req, res) {
res.setHeader('Access-Control-Allow-Origin', '*');
var url = URL.parse(req.url, true);
if(url.pathname == "/") return msg;
var mode = -1;