test file encryption/decryption

8 years ago · 97a28d3938
parent 6a1c799a6e
commit 97a28d3938
2 changed files with 113 additions and 0 deletions
--- a/www/file/test/index.html
+++ b/www/file/test/index.html
@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<html class="cp pad">
+<head>
+    <title>CryptPad</title>
+    <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <link rel="stylesheet" href="/bower_components/components-font-awesome/css/font-awesome.min.css">
+    <script data-bootload="main.js" data-main="/common/boot.js" src="/bower_components/requirejs/require.js"></script>
+    <link rel="icon" type="image/png"
+        href="/customize/main-favicon.png"
+        data-main-favicon="/customize/main-favicon.png"
+        data-alt-favicon="/customize/alt-favicon.png"
+        id="favicon" />
+    <link rel="stylesheet" href="/customize/main.css" />
+</head>
+<body>
--- a/www/file/test/main.js
+++ b/www/file/test/main.js
@ -0,0 +1,97 @@
+define([
+    'jquery',
+    '/bower_components/chainpad-crypto/crypto.js',
+    '/bower_components/chainpad-netflux/chainpad-netflux.js',
+    '/common/toolbar.js',
+    '/common/cryptpad-common.js',
+    '/common/visible.js',
+    '/common/notify.js',
+    '/file/file-crypto.js',
+    '/bower_components/tweetnacl/nacl-fast.min.js',
+    '/bower_components/file-saver/FileSaver.min.js',
+], function ($, Crypto, realtimeInput, Toolbar, Cryptpad, Visible, Notify, FileCrypto) {
+    var Nacl = window.nacl;
+
+    $(function () {
+
+    var filesAreSame = function (a, b) {
+        var l = a.length;
+        if (l !== b.length) { return false; }
+
+        var i = 0;
+        for (; i < l; i++) { if (a[i] !== b[i]) { return false; } }
+        return true;
+    };
+
+    var metadataIsSame = function (A, B) {
+        return !Object.keys(A).some(function (k) {
+            return A[k] !== B[k];
+        });
+    };
+
+    var upload = function (blob, metadata) {
+        var u8 = new Uint8Array(blob);
+
+        var key = Nacl.randomBytes(32);
+        var next = FileCrypto.encrypt(u8, metadata, key);
+
+        var chunks = [];
+        var sendChunk = function (box, cb) {
+            chunks.push(box);
+            cb();
+        };
+
+        var again = function (state, box) {
+            switch (state) {
+                case 0:
+                    sendChunk(box, function (e) {
+                        if (e) { return console.error(e); }
+                        next(again);
+                    });
+                    break;
+                case 1:
+                    sendChunk(box, function (e) {
+                        if (e) { return console.error(e); }
+                        next(again);
+                    });
+                    break;
+                case 2:
+                    sendChunk(box, function (e) {
+                        if (e) { return console.error(e); }
+
+                        // check if the uploaded file can be decrypted
+                        var newU8 = FileCrypto.joinChunks(chunks);
+                        FileCrypto.decrypt(newU8, key, function (e, res) {
+                            if (e) { return Cryptpad.alert(e); }
+
+                            if (filesAreSame(blob, res.content) &&
+                                metadataIsSame(res.metadata, metadata)) {
+                                Cryptpad.alert("successfully uploaded");
+                            } else {
+                                Cryptpad.alert('encryption failure!');
+                            }
+                        });
+                    });
+                    break;
+                default:
+                    throw new Error("E_INVAL_STATE");
+            }
+        };
+        next(again);
+    };
+
+    var andThen = function () {
+        var src = '/customize/cryptofist_mini.png';
+        Cryptpad.fetch(src, function (e, file) {
+            console.log(file);
+            upload(file, {
+                pew: 'pew',
+                bang: 'bang',
+            });
+        });
+    };
+
+    andThen();
+
+    });
+});