const FileReceiver = require('./fileReceiver'); const { notify } = require('./utils'); const $ = require('jquery'); require('jquery-circle-progress'); const Raven = window.Raven; $(document).ready(function() { $('#download-progress').hide(); //link back to homepage $('.send-new').attr('href', window.location.origin); const filename = $('#dl-filename').html(); //initiate progress bar $('#dl-progress').circleProgress({ value: 0.0, startAngle: -Math.PI / 2, fill: '#00C8D7', size: 158 }); $('#download-btn').click(download); function download() { const fileReceiver = new FileReceiver(); fileReceiver.on('progress', progress => { $('#download-page-one').hide(); $('#download-progress').show(); const percent = progress[0] / progress[1]; // update progress bar $('#dl-progress').circleProgress('value', percent); $('.percent-number').html(`${Math.floor(percent * 100)}`); if (progress[1] < 1000000) { $('.progress-text').html( `${filename} (${(progress[0] / 1000).toFixed(1)}KB of ${(progress[1] / 1000).toFixed(1)}KB)` ); } else if (progress[1] < 1000000000) { $('.progress-text').html( `${filename} (${(progress[0] / 1000000).toFixed(1)}MB of ${(progress[1] / 1000000).toFixed(1)}MB)` ); } else { $('.progress-text').html( `${filename} (${(progress[0] / 1000000).toFixed(1)}MB of ${(progress[1] / 1000000000).toFixed(1)}GB)` ); } //on complete if (percent === 1) { fileReceiver.removeAllListeners('progress'); document.l10n.formatValues('downloadNotification', 'downloadFinish') .then(translated => { notify(translated[0]); $('.title').html(translated[1]); }) } }); fileReceiver.on('decrypting', isStillDecrypting => { // The file is being decrypted if (isStillDecrypting) { console.log('Decrypting'); } else { console.log('Done decrypting'); } }); fileReceiver.on('hashing', isStillHashing => { // The file is being hashed to make sure a malicious user hasn't tampered with it if (isStillHashing) { console.log('Checking file integrity'); } else { console.log('Integrity check done'); } }); fileReceiver .download() .catch(() => { document.l10n.formatValue('expiredPageHeader') .then(translated => { $('.title').text(translated); }) $('#download-btn').hide(); $('#expired-img').show(); console.log('The file has expired, or has already been deleted.'); return; }) .then(([decrypted, fname]) => { const dataView = new DataView(decrypted); const blob = new Blob([dataView]); const downloadUrl = URL.createObjectURL(blob); const a = document.createElement('a'); a.href = downloadUrl; if (window.navigator.msSaveBlob) { // if we are in microsoft edge or IE window.navigator.msSaveBlob(blob, fname); return; } a.download = fname; document.body.appendChild(a); a.click(); }) .catch(err => { Raven.captureException(err); return Promise.reject(err); }); } });