From 2a221f180ebf6f86e3709401804108fcda65184f Mon Sep 17 00:00:00 2001
From: marvin-borner@live.com
Date: Wed, 11 Apr 2018 18:36:44 +0200
Subject: Started implementing chat encryption

---
 TestEncryption.php                             |  18 ++--
 assets/js/chat.js                              |  34 ++++++-
 assets/js/main.js                              |   8 +-
 assets/php/Chatserver/bin/WebChatServer.php    |  18 ++++
 assets/php/Chatserver/bin/server.csr           |  18 ++++
 assets/php/Chatserver/src/ChatProcessor.php    | 118 +++++++++++++++++++++++++
 assets/php/SavePublicKey.php                   |  17 ++++
 assets/php/bin/WebChatServer.php               |  18 ----
 assets/php/bin/server.csr                      |  18 ----
 assets/php/composer.json                       |   2 +-
 assets/php/src/ChatProcessor.php               | 118 -------------------------
 assets/php/vendor/composer/autoload_psr4.php   |   2 +-
 assets/php/vendor/composer/autoload_static.php |   2 +-
 index.php                                      |   1 +
 14 files changed, 223 insertions(+), 169 deletions(-)
 create mode 100644 assets/php/Chatserver/bin/WebChatServer.php
 create mode 100644 assets/php/Chatserver/bin/server.csr
 create mode 100644 assets/php/Chatserver/src/ChatProcessor.php
 create mode 100644 assets/php/SavePublicKey.php
 delete mode 100644 assets/php/bin/WebChatServer.php
 delete mode 100644 assets/php/bin/server.csr
 delete mode 100644 assets/php/src/ChatProcessor.php

diff --git a/TestEncryption.php b/TestEncryption.php
index e4a9085..097b727 100644
--- a/TestEncryption.php
+++ b/TestEncryption.php
@@ -14,18 +14,26 @@
 <script src="assets/js/encryption.js"></script>
 <script>
     // The passphrase used to repeatably generate this RSA key.
-    var PassPhrase = "The Moon is a Harsh Mistress.";
-
+    var PassPhrase = randomString(16);
     // The length of the RSA key, in bits.
     var Bits = 1024;
-
     var MattsRSAkey = cryptico.generateRSAKey(PassPhrase, Bits);
     var MattsPublicKeyString = cryptico.publicKeyString(MattsRSAkey);
 
-    var PlainText = "Matt, I need you to help me with my Starcraft strategy.";
+    var PlainText = "Hello Bro";
     var EncryptionResult = cryptico.encrypt(PlainText, MattsPublicKeyString);
-
     console.log(EncryptionResult.cipher);
+
+    function randomString(len, charSet) {
+        charSet = charSet || 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
+        var randomString = '';
+        for (var i = 0; i < len; i++) {
+            var randomPoz = Math.floor(Math.random() * charSet.length);
+            randomString += charSet.substring(randomPoz,randomPoz+1);
+        }
+        return randomString;
+    }
+
 </script>
 </body>
 </html>
\ No newline at end of file
diff --git a/assets/js/chat.js b/assets/js/chat.js
index 9543f87..9acff1d 100644
--- a/assets/js/chat.js
+++ b/assets/js/chat.js
@@ -1,10 +1,42 @@
+/************
+ GENERATE KEYS
+ ************/
+if (localStorage.getItem('KeysGenerated') === null || localStorage.getItem('KeysGenerated') !== "true") {
+    // GENERATE
+    var EncryptionPhrase = "PASSWORD 123"; // THE USERS PASSWORD
+    var RSABitLength = 1024;
+    var PrivateKeyString = cryptico.generateRSAKey(EncryptionPhrase, RSABitLength);
+    var PublicKeyString = cryptico.publicKeyString(PrivateKeyString);
+    // SAVE TO DATABASE
+    $.ajax({
+        type: "POST",
+        url: "assets/php/SavePublicKey.php",
+        data: {
+            UserID: "1", // TEMPORARY
+            PublicKeyString: PublicKeyString
+        },
+        async: true,
+        error: function () {
+            console.error("Error while saving public key to database!");
+        },
+        success: function () {
+            localStorage.setItem('KeysGenerated', "true");
+        }
+    });
+}
+
+
+/******
+ GENERAL
+ ******/
+
 var ChatTextInput = $("#ChatTextInput");
 var SubscribeTextInput = $("#SubscribeTextInput");
 var ChatResponses = $("#ChatResponses");
 
 var WebSocket = new WebSocket('wss://marvinborner.ddnss.de:1337');
 WebSocket.onopen = function () {
-    //console.log("Chat connection established!");
+    console.log("Chat connection established!");
 };
 WebSocket.onmessage = function (e) {
     var MessageObject = JSON.parse(e.data);
diff --git a/assets/js/main.js b/assets/js/main.js
index b9cfe34..aa0f76b 100644
--- a/assets/js/main.js
+++ b/assets/js/main.js
@@ -1,10 +1,6 @@
-/******
- GENERAL
- ******/
-
 /*****
- NAVBAR
- *****/
+NAVBAR
+*****/
 var $el, leftPos, newWidth,
     $mainNav = $(".Navbar");
 $mainNav.append("<span class='NavbarLine'></span>");
diff --git a/assets/php/Chatserver/bin/WebChatServer.php b/assets/php/Chatserver/bin/WebChatServer.php
new file mode 100644
index 0000000..15f573b
--- /dev/null
+++ b/assets/php/Chatserver/bin/WebChatServer.php
@@ -0,0 +1,18 @@
+<?php
+require '../../vendor/autoload.php';
+
+use Ratchet\Server\IoServer;
+use Ratchet\Http\HttpServer;
+use Ratchet\WebSocket\WsServer;
+use Websocket\ChatProcessor;
+
+$server = IoServer::factory(
+    new HttpServer(
+        new WsServer(
+            new ChatProcessor()
+        )
+    ),
+    1338
+);
+
+$server->run();
\ No newline at end of file
diff --git a/assets/php/Chatserver/bin/server.csr b/assets/php/Chatserver/bin/server.csr
new file mode 100644
index 0000000..8523b82
--- /dev/null
+++ b/assets/php/Chatserver/bin/server.csr
@@ -0,0 +1,18 @@
+-----BEGIN CERTIFICATE REQUEST-----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+-----END CERTIFICATE REQUEST-----
diff --git a/assets/php/Chatserver/src/ChatProcessor.php b/assets/php/Chatserver/src/ChatProcessor.php
new file mode 100644
index 0000000..da78c9b
--- /dev/null
+++ b/assets/php/Chatserver/src/ChatProcessor.php
@@ -0,0 +1,118 @@
+<?php
+
+namespace Websocket;
+
+//use Ratchet\MessageComponentInterface;
+use Ratchet\ConnectionInterface;
+use Ratchet\WebSocket\MessageComponentInterface;
+use Ratchet\RFC6455\Messaging\MessageInterface;
+use Nubs\RandomNameGenerator\Alliteration;
+
+class ChatProcessor implements MessageComponentInterface
+{
+    protected $clients;
+    private $subscriptions;
+    private $users;
+    private $connectedUsersNames;
+
+    public function __construct() {
+        $this->clients = new \SplObjectStorage;
+        $this->subscriptions = [];
+        $this->users = [];
+        $this->connectedUsersNames = [];
+    }
+
+    public function onOpen(ConnectionInterface $conn) {
+        $generator = new Alliteration();
+        $this->clients->attach($conn);
+        $this->users[$conn->resourceId] = $conn;
+        $this->connectedUsersNames[$conn->resourceId] = $generator->getName();
+    }
+
+    /*public function onMessage(ConnectionInterface $from, $msg) {
+        $numRecv = count($this->clients) - 1;
+        echo sprintf('Connection %d sending message "%s" to %d other connection%s' . "\n"
+            , $from->resourceId, $msg, $numRecv, $numRecv == 1 ? '' : 's');
+
+        foreach ($this->clients as $client) {
+            if ($from === $client) {
+                $client->send("<b>You</b> - " . $msg);
+            } else {
+                $client->send("<b>" . $from->resourceId . "</b> - " . $msg);
+            }
+        }
+    }
+    */
+
+    public function onMessage(ConnectionInterface $conn, MessageInterface $msg) {
+        $data = json_decode($msg);
+        switch ($data->ClientMessageType) {
+            case "Subscribe":
+                $this->subscriptions[$conn->resourceId] = $data->Channel;
+                foreach ($this->subscriptions as $id => $channel) {
+                    if ($this->subscriptions[$conn->resourceId] == $channel) {
+                        $MessageObject = new \stdClass();
+                        $MessageObject->ServerMessage = true;
+                        $MessageObject->ServerMessageType = "GroupJoin";
+                        $MessageObject->GroupName = $channel;
+                        $MessageObject->Username = $this->connectedUsersNames[$conn->resourceId];
+                        if ($id === $conn->resourceId) {
+                            $MessageObject->WasHimself = true;
+                        } else {
+                            $MessageObject->WasHimself = false;
+                        }
+                        $MessageJson = json_encode($MessageObject, true);
+                        $this->users[$id]->send($MessageJson);
+                    }
+                }
+                break;
+            case "Message":
+                if (isset($this->subscriptions[$conn->resourceId])) {
+                    $target = $this->subscriptions[$conn->resourceId];
+                    foreach ($this->subscriptions as $id => $channel) {
+                        if ($channel == $target) {
+                            $MessageObject = new \stdClass();
+                            $MessageObject->ServerMessage = false;
+                            $MessageObject->Username = $this->connectedUsersNames[$conn->resourceId];
+                            $MessageObject->Message = htmlspecialchars($data->Message);
+                            if ($id === $conn->resourceId) {
+                                $MessageObject->WasHimself = true;
+                            } else {
+                                $MessageObject->WasHimself = false;
+                            }
+                            $MessageJson = json_encode($MessageObject, true);
+                            $this->users[$id]->send($MessageJson);
+                        }
+                    }
+                }
+        }
+    }
+
+    public function onClose(ConnectionInterface $conn) {
+        $this->clients->detach($conn);
+        foreach ($this->clients as $client) {
+            if (isset($this->subscriptions[$conn->resourceId])) {
+                $target = $this->subscriptions[$conn->resourceId];
+                foreach ($this->subscriptions as $id => $channel) {
+                    if ($channel == $target) {
+                        $MessageObject = new \stdClass();
+                        $MessageObject->ServerMessage = true;
+                        $MessageObject->ServerMessageType = "UserDisconnect";
+                        $MessageObject->Username = $this->connectedUsersNames[$conn->resourceId];
+                        $MessageJson = json_encode($MessageObject, true);
+                        $this->users[$id]->send($MessageJson);
+                    }
+                }
+            }
+        }
+        unset($this->users[$conn->resourceId]);
+        unset($this->subscriptions[$conn->resourceId]);
+        unset($this->connectedUsersNames[$conn->resourceId]);
+    }
+
+    public function onError(ConnectionInterface $conn, \Exception $e) {
+        echo "An error has occurred: {$e->getMessage()}\n";
+
+        $conn->close();
+    }
+}
\ No newline at end of file
diff --git a/assets/php/SavePublicKey.php b/assets/php/SavePublicKey.php
new file mode 100644
index 0000000..725a005
--- /dev/null
+++ b/assets/php/SavePublicKey.php
@@ -0,0 +1,17 @@
+<?php
+if (isset($_POST["UserID"]) && isset($_POST["PublicKeyString"])) {
+    require "DataBaseConf.php";
+    $CheckIfAlreadySetStmt = $conn->prepare("SELECT count(*) FROM `PublicKeys` WHERE UserID = :UserID");
+    $CheckIfAlreadySetStmt->bindValue(':UserID', $_POST['UserID']);
+    $CheckIfAlreadySetStmt->execute();
+    $CheckIfAlreadySetRes = $CheckIfAlreadySetStmt->fetchColumn();
+    if ($CheckIfAlreadySetRes == 1) {
+        $UpdatePublicKeyStmt = $conn->prepare("UPDATE `PublicKeys` SET PublicKeyString = :PublicKeyString WHERE UserID = :UserID");
+        $UpdatePublicKeyStmt->execute(array('PublicKeyString' => $_POST["PublicKeyString"], 'UserID' => $_POST["UserID"]));
+    } else if ($CheckIfAlreadySetRes == 0) {
+        $InsertPublicKeyStmt = $conn->prepare("INSERT INTO `PublicKeys` (UserID, PublicKeyString) VALUES (:UserID, :PublicKeyString)");
+        $InsertPublicKeyStmt->execute(array('PublicKeyString' => $_POST["PublicKeyString"], 'UserID' => $_POST["UserID"]));
+    }
+} else {
+    http_response_code(400);
+}
\ No newline at end of file
diff --git a/assets/php/bin/WebChatServer.php b/assets/php/bin/WebChatServer.php
deleted file mode 100644
index bebd7b9..0000000
--- a/assets/php/bin/WebChatServer.php
+++ /dev/null
@@ -1,18 +0,0 @@
-<?php
-require '../vendor/autoload.php';
-
-use Ratchet\Server\IoServer;
-use Ratchet\Http\HttpServer;
-use Ratchet\WebSocket\WsServer;
-use Websocket\ChatProcessor;
-
-$server = IoServer::factory(
-    new HttpServer(
-        new WsServer(
-            new ChatProcessor()
-        )
-    ),
-    1338
-);
-
-$server->run();
diff --git a/assets/php/bin/server.csr b/assets/php/bin/server.csr
deleted file mode 100644
index 8523b82..0000000
--- a/assets/php/bin/server.csr
+++ /dev/null
@@ -1,18 +0,0 @@
------BEGIN CERTIFICATE REQUEST-----
-MIICzTCCAbUCAQAwgYcxCzAJBgNVBAYTAkRFMRMwEQYDVQQIDApTb21lLVN0YXRl
-MSEwHwYDVQQKDBhJbnRlcm5ldCBXaWRnaXRzIFB0eSBMdGQxHjAcBgNVBAMMFW1h
-cnZpbmJvcm5lci5kZG5zcy5kZTEgMB4GCSqGSIb3DQEJARYRbWFydmluQGJvcm5l
-cnMuZGUwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDjNPmJb5tz9xp+
-h9Jt7Go+VQ31oEu/FINxxW9jamPvvAzcBs82YKoLuOb1NHJX0wWLDAoCwXRn/vpP
-pp2OPicl4ACFKOUoKLUj4XXpsFMNsfV5qT4z0rte8P3RYcwbVWlscNekVMbgA6DF
-PXvOqZWHgJEZe8UoVP0Pj9J7/xcjY+VpfBhHAEimOipBVxijFAtnOzJ2o1M58xjZ
-3XH2BmeSVbjmhSgIbB50zcATKcVudSvaj3hnGmnfwhPRpO2UOvBrrQubwRoTGyvV
-TsW6dGGVY/qOJIyBcddayaZJraozBjDwp43c9S44DSotEgeLtvAyceQ27WDl37bl
-eEEyMJpvAgMBAAGgADANBgkqhkiG9w0BAQsFAAOCAQEATQ8QnGSJmoudHnYuG8t2
-SHQOxp4R3RcsgXRtXSm3tFlIAvvvixqiqVBfppxK6f6cf4B8tagmXNdblCK8dbWn
-9OIBxEh/hrooCtzydXcfvaJaFFaqPQ5YMyNNTtwLHd14w2hSSixNcON+YjfVY2ZA
-CdlR/pEDv/xSCABaTNecvSUYBHWsbmo7pMSKBZ/wI0UcgJHbB4PhCjuLTdB79RTp
-RJsMzA9ISZd6dLFxkmnOgmq2+sX3xTRK5XSrNfkE9Veou26BHeCwSBA25JVkatqC
-DaSuNw3a9SY28Tk1GPjhrKaX8lI40aViWtnuwW36jD3G2GMyXbo4K8hST0wI6gHi
-PQ==
------END CERTIFICATE REQUEST-----
diff --git a/assets/php/composer.json b/assets/php/composer.json
index 7c3318b..8406940 100644
--- a/assets/php/composer.json
+++ b/assets/php/composer.json
@@ -1,7 +1,7 @@
 {
     "autoload": {
         "psr-4": {
-            "Websocket\\": "src"
+            "Websocket\\": "Chatserver/src"
         }
     },
     "require": {
diff --git a/assets/php/src/ChatProcessor.php b/assets/php/src/ChatProcessor.php
deleted file mode 100644
index da78c9b..0000000
--- a/assets/php/src/ChatProcessor.php
+++ /dev/null
@@ -1,118 +0,0 @@
-<?php
-
-namespace Websocket;
-
-//use Ratchet\MessageComponentInterface;
-use Ratchet\ConnectionInterface;
-use Ratchet\WebSocket\MessageComponentInterface;
-use Ratchet\RFC6455\Messaging\MessageInterface;
-use Nubs\RandomNameGenerator\Alliteration;
-
-class ChatProcessor implements MessageComponentInterface
-{
-    protected $clients;
-    private $subscriptions;
-    private $users;
-    private $connectedUsersNames;
-
-    public function __construct() {
-        $this->clients = new \SplObjectStorage;
-        $this->subscriptions = [];
-        $this->users = [];
-        $this->connectedUsersNames = [];
-    }
-
-    public function onOpen(ConnectionInterface $conn) {
-        $generator = new Alliteration();
-        $this->clients->attach($conn);
-        $this->users[$conn->resourceId] = $conn;
-        $this->connectedUsersNames[$conn->resourceId] = $generator->getName();
-    }
-
-    /*public function onMessage(ConnectionInterface $from, $msg) {
-        $numRecv = count($this->clients) - 1;
-        echo sprintf('Connection %d sending message "%s" to %d other connection%s' . "\n"
-            , $from->resourceId, $msg, $numRecv, $numRecv == 1 ? '' : 's');
-
-        foreach ($this->clients as $client) {
-            if ($from === $client) {
-                $client->send("<b>You</b> - " . $msg);
-            } else {
-                $client->send("<b>" . $from->resourceId . "</b> - " . $msg);
-            }
-        }
-    }
-    */
-
-    public function onMessage(ConnectionInterface $conn, MessageInterface $msg) {
-        $data = json_decode($msg);
-        switch ($data->ClientMessageType) {
-            case "Subscribe":
-                $this->subscriptions[$conn->resourceId] = $data->Channel;
-                foreach ($this->subscriptions as $id => $channel) {
-                    if ($this->subscriptions[$conn->resourceId] == $channel) {
-                        $MessageObject = new \stdClass();
-                        $MessageObject->ServerMessage = true;
-                        $MessageObject->ServerMessageType = "GroupJoin";
-                        $MessageObject->GroupName = $channel;
-                        $MessageObject->Username = $this->connectedUsersNames[$conn->resourceId];
-                        if ($id === $conn->resourceId) {
-                            $MessageObject->WasHimself = true;
-                        } else {
-                            $MessageObject->WasHimself = false;
-                        }
-                        $MessageJson = json_encode($MessageObject, true);
-                        $this->users[$id]->send($MessageJson);
-                    }
-                }
-                break;
-            case "Message":
-                if (isset($this->subscriptions[$conn->resourceId])) {
-                    $target = $this->subscriptions[$conn->resourceId];
-                    foreach ($this->subscriptions as $id => $channel) {
-                        if ($channel == $target) {
-                            $MessageObject = new \stdClass();
-                            $MessageObject->ServerMessage = false;
-                            $MessageObject->Username = $this->connectedUsersNames[$conn->resourceId];
-                            $MessageObject->Message = htmlspecialchars($data->Message);
-                            if ($id === $conn->resourceId) {
-                                $MessageObject->WasHimself = true;
-                            } else {
-                                $MessageObject->WasHimself = false;
-                            }
-                            $MessageJson = json_encode($MessageObject, true);
-                            $this->users[$id]->send($MessageJson);
-                        }
-                    }
-                }
-        }
-    }
-
-    public function onClose(ConnectionInterface $conn) {
-        $this->clients->detach($conn);
-        foreach ($this->clients as $client) {
-            if (isset($this->subscriptions[$conn->resourceId])) {
-                $target = $this->subscriptions[$conn->resourceId];
-                foreach ($this->subscriptions as $id => $channel) {
-                    if ($channel == $target) {
-                        $MessageObject = new \stdClass();
-                        $MessageObject->ServerMessage = true;
-                        $MessageObject->ServerMessageType = "UserDisconnect";
-                        $MessageObject->Username = $this->connectedUsersNames[$conn->resourceId];
-                        $MessageJson = json_encode($MessageObject, true);
-                        $this->users[$id]->send($MessageJson);
-                    }
-                }
-            }
-        }
-        unset($this->users[$conn->resourceId]);
-        unset($this->subscriptions[$conn->resourceId]);
-        unset($this->connectedUsersNames[$conn->resourceId]);
-    }
-
-    public function onError(ConnectionInterface $conn, \Exception $e) {
-        echo "An error has occurred: {$e->getMessage()}\n";
-
-        $conn->close();
-    }
-}
\ No newline at end of file
diff --git a/assets/php/vendor/composer/autoload_psr4.php b/assets/php/vendor/composer/autoload_psr4.php
index 7240c63..5c1a135 100644
--- a/assets/php/vendor/composer/autoload_psr4.php
+++ b/assets/php/vendor/composer/autoload_psr4.php
@@ -6,7 +6,7 @@ $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir);
 
 return array(
-    'Websocket\\' => array($baseDir . '/src'),
+    'Websocket\\' => array($baseDir . '/Chatserver/src'),
     'Symfony\\Polyfill\\Php70\\' => array($vendorDir . '/symfony/polyfill-php70'),
     'Symfony\\Polyfill\\Mbstring\\' => array($vendorDir . '/symfony/polyfill-mbstring'),
     'Symfony\\Component\\Routing\\' => array($vendorDir . '/symfony/routing'),
diff --git a/assets/php/vendor/composer/autoload_static.php b/assets/php/vendor/composer/autoload_static.php
index e598fbf..e3cbb9e 100644
--- a/assets/php/vendor/composer/autoload_static.php
+++ b/assets/php/vendor/composer/autoload_static.php
@@ -56,7 +56,7 @@ class ComposerStaticInit3c5661e077098f105cbab5a541fd4883
     public static $prefixDirsPsr4 = array (
         'Websocket\\' => 
         array (
-            0 => __DIR__ . '/../..' . '/src',
+            0 => __DIR__ . '/../..' . '/Chatserver/src',
         ),
         'Symfony\\Polyfill\\Php70\\' => 
         array (
diff --git a/index.php b/index.php
index 568cd1b..bdadeba 100644
--- a/index.php
+++ b/index.php
@@ -105,6 +105,7 @@
 
 <script src="https://code.jquery.com/jquery-latest.min.js"></script>
 <script src="https://cdnjs.cloudflare.com/ajax/libs/slick-carousel/1.8.1/slick.min.js"></script>
+<script src="assets/js/encryption.js"></script>
 <script src="assets/js/chat.js"></script>
 <script src="assets/js/main.js"></script>
 
-- 
cgit v1.2.3