52 lines
1.5 KiB
JavaScript
52 lines
1.5 KiB
JavaScript
/* xlsx.js (C) 2013-present SheetJS -- http://sheetjs.com */
|
|
import { Template } from 'meteor/templating';
|
|
import { ReactiveVar } from 'meteor/reactive-var';
|
|
|
|
import './main.html';
|
|
|
|
const XLSX = require('xlsx');
|
|
|
|
Template.read.events({
|
|
'change input' (evt, instance) {
|
|
/* "Browser file upload form element" from SheetJS README */
|
|
const file = evt.currentTarget.files[0];
|
|
const reader = new FileReader();
|
|
reader.onload = function(e) {
|
|
const data = e.target.result;
|
|
const name = file.name;
|
|
/* Meteor magic */
|
|
Meteor.call('upload', data, name, function(err, wb) {
|
|
if(err) console.error(err);
|
|
else {
|
|
/* do something here -- this just dumps an array of arrays to console */
|
|
console.log(XLSX.utils.sheet_to_json(wb.Sheets[wb.SheetNames[0]], {header:1}));
|
|
document.getElementById('out').innerHTML = (XLSX.utils.sheet_to_html(wb.Sheets[wb.SheetNames[0]]));
|
|
}
|
|
});
|
|
};
|
|
reader.readAsBinaryString(file);
|
|
},
|
|
});
|
|
|
|
Template.write.events({
|
|
'click button' (evt, instance) {
|
|
Meteor.call('download', function(err, wb) {
|
|
if(err) console.error(err);
|
|
else {
|
|
console.log(wb);
|
|
/* "Browser download file" from SheetJS README */
|
|
var wopts = { bookType:'xlsx', bookSST:false, type:'binary' };
|
|
var wbout = XLSX.write(wb, wopts);
|
|
saveAs(new Blob([s2ab(wbout)],{type:"application/octet-stream"}), "meteor.xlsx");
|
|
}
|
|
});
|
|
},
|
|
});
|
|
|
|
function s2ab(s) {
|
|
var buf = new ArrayBuffer(s.length);
|
|
var view = new Uint8Array(buf);
|
|
for (var i=0; i!=s.length; ++i) view[i] = s.charCodeAt(i) & 0xFF;
|
|
return buf;
|
|
}
|