Files: 4cda013d06b86a002895df3cbed747f6baf1085c / modules_core / file-input.js
1162 bytesRaw
| 1 | var u = require('../util') |
| 2 | var h = require('hyperscript') |
| 3 | var pull = require('pull-stream') |
| 4 | var mime = require('simple-mime')('application/octect-stream') |
| 5 | var split = require('split-buffer') |
| 6 | |
| 7 | var plugs = require('../plugs') |
| 8 | |
| 9 | var add = plugs.first(exports.sbot_blobs_add = []) |
| 10 | |
| 11 | module.exports = { |
| 12 | needs: {sbot_blobs_add: 'first'}, |
| 13 | gives: 'file_input', |
| 14 | create: function () { |
| 15 | return function FileInput(onAdded) { |
| 16 | return h('input', { type: 'file', |
| 17 | onchange: function (ev) { |
| 18 | var file = ev.target.files[0] |
| 19 | if (!file) return |
| 20 | var reader = new FileReader() |
| 21 | reader.onload = function () { |
| 22 | pull( |
| 23 | pull.values(split(new Buffer(reader.result), 64*1024)), |
| 24 | add(function (err, blob) { |
| 25 | if(err) return console.error(err) |
| 26 | onAdded({ |
| 27 | link: blob, |
| 28 | name: file.name, |
| 29 | size: reader.result.length || reader.result.byteLength, |
| 30 | type: mime(file.name) |
| 31 | }) |
| 32 | |
| 33 | }) |
| 34 | ) |
| 35 | } |
| 36 | reader.readAsArrayBuffer(file) |
| 37 | } |
| 38 | }) |
| 39 | } |
| 40 | } |
| 41 | } |
| 42 | |
| 43 |
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