Add a demo for the javascript bindings
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Mark Haines
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f2168004a1
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1 changed files with 136 additions and 0 deletions
136
javascript/demo.html
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136
javascript/demo.html
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<html>
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<head>
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<script src="../build/axolotl.js"></script>
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<script>
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document.addEventListener("DOMContentLoaded", function (event) {
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function progress(who, message) {
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var message_element = document.createElement("pre");
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var progress = document.getElementById(who + "_progress");
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var start_content = document.createTextNode(message + "...");
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var done_content = document.createTextNode(message + "... Done");
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function start() {
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message_element.appendChild(start_content);
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progress.appendChild(message_element);
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}
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function done() {
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message_element.replaceChild(done_content, start_content);
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}
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return {start:start, done:done};
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}
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var alice = new Axolotl.Account();
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var bob = new Axolotl.Account();
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var a_session = new Axolotl.Session();
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var b_session = new Axolotl.Session();
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var message_1;
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var tasks = [];
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tasks.push(["alice", "Creating account", function() { alice.create() }]);
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tasks.push(["bob", "Creating account", function() { bob.create() }]);
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tasks.push(["alice", "Create outbound session", function() {
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var bobs_keys_1 = JSON.parse(bob.identity_keys())[0];
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var bobs_keys_2 = JSON.parse(bob.one_time_keys())[1];
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a_session.create_outbound(
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alice, bobs_keys_1[1], bobs_keys_2[0], bobs_keys_2[1]
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);
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}]);
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tasks.push(["alice", "Encrypt first message", function() {
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message_1 = a_session.encrypt("");
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}]);
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tasks.push(["bob", "Create inbound session", function() {
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b_session.create_inbound(bob, message_1.body);
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}]);
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tasks.push(["bob", "Decrypt first message", function() {
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b_session.decrypt(message_1.type, message_1.body);
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}]);
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function glue_encrypt(from, to, from_session) {
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var plain_input = document.getElementById(from + "_plain_input");
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var cipher_output = document.getElementById(from + "_cipher_output");
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var cipher_input = document.getElementById(to + "_cipher_input");
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var encrypt = document.getElementById(from + "_encrypt");
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encrypt.addEventListener("click", function() {
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var message = from_session.encrypt(plain_input.value);
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var message_element = document.createElement("pre");
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var content = document.createTextNode(JSON.stringify(message));
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message_element.appendChild(content);
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cipher_output.appendChild(message_element);
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message_element.addEventListener("click", function() {
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cipher_input.value = JSON.stringify(message);
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}, false);
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}, false);
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}
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function glue_decrypt(to, to_session) {
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var cipher_input = document.getElementById(to + "_cipher_input");
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var plain_output = document.getElementById(to + "_plain_output");
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var decrypt = document.getElementById(to + "_decrypt");
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decrypt.addEventListener("click", function() {
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var message = JSON.parse(cipher_input.value);
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try {
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var plaintext = to_session.decrypt(message.type, message.body);
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} catch (e) {
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var plaintext = "ERROR: " + e.message;
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}
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var message_element = document.createElement("pre");
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var message_content = document.createTextNode(plaintext);
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message_element.appendChild(message_content);
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plain_output.appendChild(message_element);
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}, false);
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}
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function do_tasks(next) {
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if (tasks.length > 0) {
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var task = tasks.shift();
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var p = progress(task[0], task[1])
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p.start();
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window.setTimeout(function() {
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task[2]();
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p.done();
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window.setTimeout(do_tasks, 0, next);
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}, 0)
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} else {
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next();
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}
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}
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do_tasks(function() {
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glue_encrypt("alice", "bob", a_session);
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glue_decrypt("bob", b_session);
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glue_encrypt("bob", "alice", b_session);
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glue_decrypt("alice", a_session);
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});
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}, false);
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</script>
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<body>
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<div id="alice">
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<h1>Alice</h1>
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<div id="alice_progress"></div>
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<h2>Encryption</h2>
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<textarea id="alice_plain_input"></textarea>
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<button id="alice_encrypt">Encrypt</button>
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<div id="alice_cipher_output"></div>
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<h2>Decryption</h2>
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<textarea id="alice_cipher_input"></textarea>
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<button id="alice_decrypt">Decrypt</button>
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<div id="alice_plain_output"></div>
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</div>
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<div id="bob">
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<h1>Bob</h1>
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<div id="bob_progress"></div>
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<h2>Encryption</h2>
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<textarea id="bob_plain_input"></textarea>
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<button id="bob_encrypt">Encrypt</button>
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<div id="bob_cipher_output"></div>
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<h2>Decryption</h2>
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<textarea id="bob_cipher_input"></textarea>
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<button id="bob_decrypt">Decrypt</button>
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<div id="bob_plain_output"></div>
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</div>
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</body>
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</html>
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