From 9c3e20138d730c167e1869843ec060c7310d8c63 Mon Sep 17 00:00:00 2001
From: Marvin Borner
Date: Thu, 24 Jan 2019 15:41:51 +0100
Subject: Added basic key transfer

---
 public/scripts/2_encryption.js | 39 ++++++++++++++++++++++++++++++++++-----
 1 file changed, 34 insertions(+), 5 deletions(-)

(limited to 'public/scripts/2_encryption.js')

diff --git a/public/scripts/2_encryption.js b/public/scripts/2_encryption.js
index 9140a3a..98bd49d 100644
--- a/public/scripts/2_encryption.js
+++ b/public/scripts/2_encryption.js
@@ -5,13 +5,13 @@ let encrypted, decrypted; // REMEMBER: Remove testing variables (leaking)
 
 /**
  * Generates and stores encrypted private key, public key and a revocation certificate
- * @param userId
+ * @param peerId
  * @param passphrase
  * @returns {Promise<void>}
  */
-async function generateKeys(userId, passphrase) {
+async function generateKeys(peerId, passphrase) {
     const options = {
-        userIds: [{name: userId}],
+        peerIds: [{name: peerId}],
         numBits: 4096,
         passphrase: passphrase
     };
@@ -25,7 +25,23 @@ async function generateKeys(userId, passphrase) {
 }
 
 /**
- * Encrypts the data with a public key (e.g the one of the person with which you're chatting)
+ * Gets the peers private key
+ * @returns {string}
+ */
+function getPrivateKey() {
+    return localStorage.getItem('private_key');
+}
+
+/**
+ * Gets the peers public key
+ * @returns {string}
+ */
+function getPublicKey() {
+    return localStorage.getItem('public_key');
+}
+
+/**
+ * Encrypts the data with a public key (e.g the one of the peer with which you're chatting)
  * @param data
  * @param publicKey
  * @returns {Promise<void>}
@@ -73,7 +89,7 @@ async function decrypt(data, publicKey, privateKey, passphrase) {
 }
 
 /**
- * Checks whether the user has keys
+ * Checks whether the peer has keys
  * @returns {boolean}
  */
 function isEncrypted() {
@@ -83,6 +99,16 @@ function isEncrypted() {
     return (hasPrivateKey && hasPublicKey && hasRevocationCertificate);
 }
 
+/**
+ * Stores the public key of a peer
+ * @param peerId
+ * @param key
+ */
+function storePublicKey(peerId, key) {
+    localStorage.setItem(peerId, key);
+    console.log('[LOG] Stored public key of ' + peerId);
+}
+
 /**
  * Just a general test case
  */
@@ -98,7 +124,10 @@ function testEncryption() {
 }
 
 exports.generate = generateKeys;
+exports.getPrivate = getPrivateKey;
+exports.getPublic = getPublicKey;
 exports.encrypt = encrypt;
 exports.decrypt = decrypt;
 exports.check = isEncrypted;
+exports.store = storePublicKey;
 exports.test = testEncryption;
-- 
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