[SOLVED]No dataTransferProperty on onDrop event in meteor 1.3.2.4

Handling drop event there’s no dataTransfer property. Why? Is this a bug or I’m using it incorrectly?

I recreated the issue with a small demo project starting from meteor create test_data_transfer:

main.html is

<head>
  <title>simple</title>
</head>

<body>
  <h1>Welcome to Meteor!</h1>

  {{> testDataTransfer}}
</body>

<template name="testDataTransfer">
<div id="drop-zone">
  Drop Files Over Here
</div>
</template>

and main.js is

import { Template } from 'meteor/templating';
import { ReactiveVar } from 'meteor/reactive-var';
import './main.html';

Template.testDataTransfer.events({
  'dragover #drop-zone'(e, t) {
    e.preventDefault();
  },
  'dragenter #drop-zone'(e, t) {
    e.preventDefault();
  },
  'drop #drop-zone'(e, t) {
    e.preventDefault();
    console.log("File dropped ..." + (e.dataTransfer ? e.dataTransfer.files[0] : "No data transfer property"));
  },
});

e.dataTransfer is supposed to be defined when you drop a file over the div.
What’s wrong with my code?

I didn’t know that. Thanks :smile:

Removed post with broken link, up-to-date example link — meteor-files-website/upload-form.js at master · veliovgroup/meteor-files-website · GitHub

dataTransfer is part of original event e.originalEvent.dataTransfer