89 lines
2.6 KiB
JavaScript
89 lines
2.6 KiB
JavaScript
define([
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'/api/config',
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'jquery',
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'/bower_components/chainpad-crypto/crypto.js',
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'/bower_components/chainpad-netflux/chainpad-netflux.js',
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'/common/toolbar.js',
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'/common/cryptpad-common.js',
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'/common/visible.js',
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'/common/notify.js',
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'/file/file-crypto.js',
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'/bower_components/tweetnacl/nacl-fast.min.js',
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'/bower_components/file-saver/FileSaver.min.js',
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], function (Config, $, Crypto, realtimeInput, Toolbar, Cryptpad, Visible, Notify, FileCrypto) {
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var urlArgs = Config.requireConf.urlArgs;
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var Nacl = window.nacl;
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$(function () {
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var filesAreSame = function (a, b) {
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var l = a.length;
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if (l !== b.length) { return false; }
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var i = 0;
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for (; i < l; i++) { if (a[i] !== b[i]) { return false; } }
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return true;
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};
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var metadataIsSame = function (A, B) {
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return !Object.keys(A).some(function (k) {
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return A[k] !== B[k];
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});
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};
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var upload = function (blob, metadata) {
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var u8 = new Uint8Array(blob);
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var key = Nacl.randomBytes(32);
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var next = FileCrypto.encrypt(u8, metadata, key);
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var chunks = [];
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var sendChunk = function (box, cb) {
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chunks.push(box);
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cb();
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};
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var again = function (err, box) {
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if (err) { throw new Error(err); }
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if (box) {
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return void sendChunk(box, function (e) {
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if (e) {
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console.error(e);
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return Cryptpad.alert('Something went wrong');
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}
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next(again);
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});
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}
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// check if the uploaded file can be decrypted
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var newU8 = FileCrypto.joinChunks(chunks);
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console.log('encrypted file with metadata is %s uint8s', newU8.length);
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FileCrypto.decrypt(newU8, key, function (e, res) {
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if (e) { return Cryptpad.alert(e); }
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if (filesAreSame(blob, res.content) &&
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metadataIsSame(res.metadata, metadata)) {
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Cryptpad.alert("successfully uploaded");
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} else {
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Cryptpad.alert('encryption failure!');
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}
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});
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};
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next(again);
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};
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var andThen = function () {
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var src = '/customize/cryptofist_mini.png?' + urlArgs;
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Cryptpad.fetch(src, function (e, file) {
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console.log('original file is %s uint8s', file.length);
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upload(file, {
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pew: 'pew',
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bang: 'bang',
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});
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});
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};
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andThen();
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});
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});
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