111 lines
3.3 KiB
JavaScript
111 lines
3.3 KiB
JavaScript
const FileReceiver = require('./fileReceiver');
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const { notify } = require('./utils');
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const $ = require('jquery');
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require('jquery-circle-progress');
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const Raven = window.Raven;
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$(document).ready(function() {
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$('#download-progress').hide();
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$('.send-new').click(() => {
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window.location.replace(`${window.location.origin}`);
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});
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const filename = $('#dl-filename').html();
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//initiate progress bar
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$('#dl-progress').circleProgress({
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value: 0.0,
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startAngle: -Math.PI / 2,
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fill: '#00C8D7',
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size: 158
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});
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$('#download-btn').click(download);
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function download() {
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const fileReceiver = new FileReceiver();
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const name = document.createElement('p');
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fileReceiver.on('progress', progress => {
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$('#download-page-one').hide();
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$('#download-progress').show();
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const percent = progress[0] / progress[1];
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// update progress bar
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$('#dl-progress').circleProgress('value', percent);
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$('.percent-number').html(`${Math.floor(percent * 100)}`);
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if (progress[1] < 1000000) {
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$('.progress-text').html(
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`${filename} (${(progress[0] / 1000).toFixed(1)}KB of ${(progress[1] /
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1000).toFixed(1)}KB)`
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);
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} else if (progress[1] < 1000000000) {
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$('.progress-text').html(
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`${filename} (${(progress[0] / 1000000).toFixed(
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1
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)}MB of ${(progress[1] / 1000000).toFixed(1)}MB)`
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);
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} else {
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$('.progress-text').html(
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`${filename} (${(progress[0] / 1000000).toFixed(
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1
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)}MB of ${(progress[1] / 1000000000).toFixed(1)}GB)`
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);
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}
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//on complete
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if (percent === 1) {
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fileReceiver.removeAllListeners('progress');
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notify('Your download has finished.');
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$('.title').html('Download Complete');
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}
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});
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fileReceiver.on('decrypting', isStillDecrypting => {
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// The file is being decrypted
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if (isStillDecrypting) {
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console.log('Decrypting');
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} else {
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console.log('Done decrypting');
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}
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});
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fileReceiver.on('hashing', isStillHashing => {
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// The file is being hashed to make sure a malicious user hasn't tampered with it
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if (isStillHashing) {
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console.log('Checking file integrity');
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} else {
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console.log('Integrity check done');
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}
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});
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fileReceiver
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.download()
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.catch(() => {
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$('.title').text(
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'This link has expired or never existed in the first place.'
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);
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$('#download-btn').hide();
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$('#expired-img').show();
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console.log('The file has expired, or has already been deleted.');
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return;
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})
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.then(([decrypted, fname]) => {
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name.innerText = fname;
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const dataView = new DataView(decrypted);
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const blob = new Blob([dataView]);
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const downloadUrl = URL.createObjectURL(blob);
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const a = document.createElement('a');
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a.href = downloadUrl;
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if (window.navigator.msSaveBlob) {
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// if we are in microsoft edge or IE
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window.navigator.msSaveBlob(blob, fname);
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return;
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}
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a.download = fname;
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document.body.appendChild(a);
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a.click();
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})
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.catch(err => {
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Raven.captureException(err);
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return Promise.reject(err);
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});
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}
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});
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