Merge pull request 'Created JWT Authentication' (#25) from jwt-auth into master

Reviewed-on: #25

composer.json

@@ -11,6 +11,8 @@
         "laminas/laminas-httphandlerrunner": "^2.0",
         "selective/samesite-cookie": "^0.3.0",
       "ext-json": "*",
-        "slim/slim": "^4.10"
+        "slim/slim": "^4.10",
+        "rbdwllr/psr-jwt": "^2.0",
+        "tuupola/slim-jwt-auth": "^3.6"
     }
 }

composer.lock

@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "bbd0a827a6d61bc9032697dbd94a5045",
+    "content-hash": "79f27ef0ad8fb8ffff7e6726df8c1f79",
     "packages": [
         {
             "name": "fig/http-message-util",
@@ -62,6 +62,63 @@
             },
             "time": "2020-11-24T22:02:12+00:00"
         },
+        {
+            "name": "firebase/php-jwt",
+            "version": "v5.5.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/firebase/php-jwt.git",
+                "reference": "83b609028194aa042ea33b5af2d41a7427de80e6"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/firebase/php-jwt/zipball/83b609028194aa042ea33b5af2d41a7427de80e6",
+                "reference": "83b609028194aa042ea33b5af2d41a7427de80e6",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": ">=4.8 <=9"
+            },
+            "suggest": {
+                "paragonie/sodium_compat": "Support EdDSA (Ed25519) signatures when libsodium is not present"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Firebase\\JWT\\": "src"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Neuman Vong",
+                    "email": "neuman+pear@twilio.com",
+                    "role": "Developer"
+                },
+                {
+                    "name": "Anant Narayanan",
+                    "email": "anant@php.net",
+                    "role": "Developer"
+                }
+            ],
+            "description": "A simple library to encode and decode JSON Web Tokens (JWT) in PHP. Should conform to the current spec.",
+            "homepage": "https://github.com/firebase/php-jwt",
+            "keywords": [
+                "jwt",
+                "php"
+            ],
+            "support": {
+                "issues": "https://github.com/firebase/php-jwt/issues",
+                "source": "https://github.com/firebase/php-jwt/tree/v5.5.1"
+            },
+            "time": "2021-11-08T20:18:51+00:00"
+        },
         {
             "name": "guzzlehttp/psr7",
             "version": "2.4.0",
@@ -1346,6 +1403,130 @@
             },
             "time": "2019-03-08T08:55:37+00:00"
         },
+        {
+            "name": "rbdwllr/psr-jwt",
+            "version": "2.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/RobDWaller/psr-jwt.git",
+                "reference": "c32c7ee4c86fe30a7f38ba4763ef8793ad60b1bb"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/RobDWaller/psr-jwt/zipball/c32c7ee4c86fe30a7f38ba4763ef8793ad60b1bb",
+                "reference": "c32c7ee4c86fe30a7f38ba4763ef8793ad60b1bb",
+                "shasum": ""
+            },
+            "require": {
+                "nyholm/psr7": "^1.5",
+                "php": ">=7.4.0",
+                "psr/http-message": "^1.0",
+                "psr/http-server-middleware": "^1.0",
+                "rbdwllr/reallysimplejwt": "^4.0"
+            },
+            "require-dev": {
+                "infection/infection": "^0.20",
+                "mockery/mockery": "^1.5",
+                "phploc/phploc": "^7.0",
+                "phpmd/phpmd": "^2.12",
+                "phpstan/phpstan": "^1.5",
+                "phpstan/phpstan-mockery": "^1.0",
+                "phpunit/phpunit": "^9.0",
+                "sebastian/phpcpd": "^6.0",
+                "squizlabs/php_codesniffer": "^3.6"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Tests\\": "tests/",
+                    "PsrJwt\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Rob Waller",
+                    "email": "rdwaller1984@googlemail.com"
+                }
+            ],
+            "description": "A PSR 7 compliant JSON Web Token Middleware Library.",
+            "keywords": [
+                "Authentication",
+                "authorisation",
+                "json",
+                "json web tokens",
+                "jwt",
+                "php",
+                "psr-7",
+                "tokens"
+            ],
+            "support": {
+                "issues": "https://github.com/RobDWaller/psr-jwt/issues",
+                "source": "https://github.com/RobDWaller/psr-jwt/tree/2.0.1"
+            },
+            "time": "2022-06-11T13:28:17+00:00"
+        },
+        {
+            "name": "rbdwllr/reallysimplejwt",
+            "version": "4.0.3",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/RobDWaller/ReallySimpleJWT.git",
+                "reference": "2b92aba98c71cfc4046dea895659450bfce530ed"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/RobDWaller/ReallySimpleJWT/zipball/2b92aba98c71cfc4046dea895659450bfce530ed",
+                "reference": "2b92aba98c71cfc4046dea895659450bfce530ed",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7.4.0"
+            },
+            "require-dev": {
+                "infection/infection": "^0.20",
+                "phpbench/phpbench": "^1.0",
+                "phploc/phploc": "^7.0",
+                "phpmd/phpmd": "^2.9",
+                "phpstan/phpstan": "^0.12",
+                "phpunit/phpunit": "^9.5",
+                "sebastian/phpcpd": "^6.0",
+                "squizlabs/php_codesniffer": "^3.5"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "ReallySimpleJWT\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Rob Waller",
+                    "email": "rdwaller1984@gmail.com"
+                }
+            ],
+            "description": "A really simple library to generate user authentication JSON Web Tokens.",
+            "keywords": [
+                "Authentication",
+                "json",
+                "json web tokens",
+                "jwt",
+                "php",
+                "tokens"
+            ],
+            "support": {
+                "issues": "https://github.com/RobDWaller/ReallySimpleJWT/issues",
+                "source": "https://github.com/RobDWaller/ReallySimpleJWT/tree/4.0.3"
+            },
+            "time": "2021-07-12T10:12:22+00:00"
+        },
         {
             "name": "selective/samesite-cookie",
             "version": "0.3.0",
@@ -1744,6 +1925,211 @@
                 }
             ],
             "time": "2022-05-10T07:21:04+00:00"
+        },
+        {
+            "name": "tuupola/callable-handler",
+            "version": "1.1.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/tuupola/callable-handler.git",
+                "reference": "0bc7b88630ca753de9aba8f411046856f5ca6f8c"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/tuupola/callable-handler/zipball/0bc7b88630ca753de9aba8f411046856f5ca6f8c",
+                "reference": "0bc7b88630ca753de9aba8f411046856f5ca6f8c",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.1|^8.0",
+                "psr/http-server-middleware": "^1.0"
+            },
+            "require-dev": {
+                "overtrue/phplint": "^1.0",
+                "phpunit/phpunit": "^7.0|^8.0|^9.0",
+                "squizlabs/php_codesniffer": "^3.2",
+                "tuupola/http-factory": "^0.4.0|^1.0",
+                "zendframework/zend-diactoros": "^1.6.0|^2.0"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Tuupola\\Middleware\\": "src"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Mika Tuupola",
+                    "email": "tuupola@appelsiini.net",
+                    "homepage": "https://appelsiini.net/",
+                    "role": "Developer"
+                }
+            ],
+            "description": "Compatibility layer for PSR-7 double pass and PSR-15 middlewares.",
+            "homepage": "https://github.com/tuupola/callable-handler",
+            "keywords": [
+                "middleware",
+                "psr-15",
+                "psr-7"
+            ],
+            "support": {
+                "issues": "https://github.com/tuupola/callable-handler/issues",
+                "source": "https://github.com/tuupola/callable-handler/tree/1.1.0"
+            },
+            "funding": [
+                {
+                    "url": "https://github.com/tuupola",
+                    "type": "github"
+                }
+            ],
+            "time": "2020-09-09T08:31:54+00:00"
+        },
+        {
+            "name": "tuupola/http-factory",
+            "version": "1.4.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/tuupola/http-factory.git",
+                "reference": "ae3f8fbdd31cf2f1bbe920b38963c5e4d1e9c454"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/tuupola/http-factory/zipball/ae3f8fbdd31cf2f1bbe920b38963c5e4d1e9c454",
+                "reference": "ae3f8fbdd31cf2f1bbe920b38963c5e4d1e9c454",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.1|^8.0",
+                "psr/http-factory": "^1.0"
+            },
+            "conflict": {
+                "nyholm/psr7": "<1.0"
+            },
+            "provide": {
+                "psr/http-factory-implementation": "^1.0"
+            },
+            "require-dev": {
+                "http-interop/http-factory-tests": "^0.9.0",
+                "overtrue/phplint": "^3.0",
+                "phpunit/phpunit": "^7.0|^8.0|^9.0",
+                "squizlabs/php_codesniffer": "^3.0"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Tuupola\\Http\\Factory\\": "src"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Mika Tuupola",
+                    "email": "tuupola@appelsiini.net",
+                    "homepage": "https://appelsiini.net/",
+                    "role": "Developer"
+                }
+            ],
+            "description": "Lightweight autodiscovering PSR-17 HTTP factories",
+            "homepage": "https://github.com/tuupola/http-factory",
+            "keywords": [
+                "http",
+                "psr-17",
+                "psr-7"
+            ],
+            "support": {
+                "issues": "https://github.com/tuupola/http-factory/issues",
+                "source": "https://github.com/tuupola/http-factory/tree/1.4.0"
+            },
+            "funding": [
+                {
+                    "url": "https://github.com/tuupola",
+                    "type": "github"
+                }
+            ],
+            "time": "2021-09-14T12:46:25+00:00"
+        },
+        {
+            "name": "tuupola/slim-jwt-auth",
+            "version": "3.6.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/tuupola/slim-jwt-auth.git",
+                "reference": "d9ed8bca77a0ef2a95ab48e65ddc26073b99c5ff"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/tuupola/slim-jwt-auth/zipball/d9ed8bca77a0ef2a95ab48e65ddc26073b99c5ff",
+                "reference": "d9ed8bca77a0ef2a95ab48e65ddc26073b99c5ff",
+                "shasum": ""
+            },
+            "require": {
+                "firebase/php-jwt": "^3.0|^4.0|^5.0",
+                "php": "^7.1|^8.0",
+                "psr/http-message": "^1.0",
+                "psr/http-server-middleware": "^1.0",
+                "psr/log": "^1.0|^2.0|^3.0",
+                "tuupola/callable-handler": "^0.3.0|^0.4.0|^1.0",
+                "tuupola/http-factory": "^0.4.0|^1.0.2"
+            },
+            "require-dev": {
+                "equip/dispatch": "^2.0",
+                "laminas/laminas-diactoros": "^2.0",
+                "overtrue/phplint": "^1.0",
+                "phpstan/phpstan": "^0.12.43",
+                "phpunit/phpunit": "^7.0|^8.0|^9.0",
+                "squizlabs/php_codesniffer": "^3.4"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-3.x": "3.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Tuupola\\Middleware\\": "src"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Mika Tuupola",
+                    "email": "tuupola@appelsiini.net",
+                    "homepage": "https://appelsiini.net/",
+                    "role": "Developer"
+                }
+            ],
+            "description": "PSR-7 and PSR-15 JWT Authentication Middleware",
+            "homepage": "https://github.com/tuupola/slim-jwt-auth",
+            "keywords": [
+                "auth",
+                "json",
+                "jwt",
+                "middleware",
+                "psr-15",
+                "psr-7"
+            ],
+            "support": {
+                "issues": "https://github.com/tuupola/slim-jwt-auth/issues",
+                "source": "https://github.com/tuupola/slim-jwt-auth/tree/3.6.0"
+            },
+            "funding": [
+                {
+                    "url": "https://github.com/tuupola",
+                    "type": "github"
+                }
+            ],
+            "time": "2022-01-12T11:15:02+00:00"
         }
     ],
     "packages-dev": [],

dist/api/config.php

@@ -1,21 +0,0 @@
-<?php
-//////////// Config file /////////////////////
-/// Used for storing important information ///
-/// such as passwords, usernames etc.      ///
-//////////////////////////////////////////////
-
-function dbConn(): PDO|string
-{
-    $host = "localhost";
-    $dbName = "u987021215_cms";
-    $username = "u987021215_rodude123";
-    $password = "pFHS5qKhkyaDumgf";
-    try
-    {
-        return new PDO("mysql:host=$host;dbname=$dbName", $username, $password);
-    }
-    catch (PDOException $e)
-    {
-        return "Connection failed: " . $e->getMessage();
-    }
-}

dist/api/index.php

@@ -1,4 +1,4 @@
-<?php
+<?php /** @noinspection PhpIncludeInspection */
 
 session_start();
 ////////////////// Index file //////////////
@@ -7,40 +7,30 @@ session_start();
 ////////////////////////////////////////////
 //require “routes.php”;
 require "../vendor/autoload.php";
+include "middleware.php";
 include "timelineData.php";
 include "projectData.php";
 include "user.php";
+
+use api\middleware;
 use api\projectData;
 use api\timelineData;
 use api\user;
 use Psr\Http\Message\ResponseInterface as Response;
 use Psr\Http\Message\ServerRequestInterface as Request;
 use Selective\SameSiteCookie\SameSiteCookieConfiguration;
-use Slim\Factory\AppFactory;
 use Selective\SameSiteCookie\SameSiteCookieMiddleware;
-use Slim\Handlers\Strategies\RequestHandler;
+use Slim\Factory\AppFactory;
+use Tuupola\Middleware\JwtAuthentication;
 
 // Start slim
 $app = AppFactory::create();
-// create middleware
-$app->addRoutingMiddleware();
-
-$ssConfig = new SameSiteCookieConfiguration(["same_site" => "strict"]);
-
-// add in same site cookie stuff
-$app->add(new SameSiteCookieMiddleware($ssConfig));
-
-// for error checking
-$errorMiddleware = $app->addErrorMiddleware(true, true, true);
 
 // set base path for all routes
 $app->setBasePath("/api");
 
-// return all responses as JSON
+// Add middleware
-/*$app->add(function($request, $handler) {
+new middleware($app);
-    $response = $handler->handle($request);
-    return $response->withHeader("Content-Type", "application/json");
-});*/
 
 $timelineData = new timelineData();
 $projectData = new projectData();
@@ -277,8 +267,9 @@ $app->post("/user/login", function (Request $request, Response $response)
     if ($user->checkUser($data["username"], $data["password"]))
     {
         // yay, user is logged in
-        $_SESSION["token"] = $user->createToken();
+        $_SESSION["token"] = $user->createToken($data["username"]);
         $_SESSION["username"] = $data["username"];
+        $response->getBody()->write(json_encode(array("token" => $_SESSION["token"])));
         return $response;
     }
     return $response->withStatus(401);
@@ -297,7 +288,7 @@ $app->get("/user/isLoggedIn", function (Request $request, Response $response)
     if (empty($_SESSION["token"]))
     {
         // user is logged in but no token was created
-        $_SESSION["token"] = $user->createToken();
+        $_SESSION["token"] = $user->createToken($_SESSION["username"]);
         return $response;
     }
 
@@ -319,8 +310,7 @@ $app->get("/user/checkResetEmail/{email}", function (Request $request, Response
     if ($user->checkEmail($args["email"]))
     {
         // yay email does exist
-        $token = $user->sendResetEmail($args["email"]);
+        $_SESSION["resetToken"] = $user->sendResetEmail($args["email"]);
-        $_SESSION["resetToken"] = $token;
         $_SESSION["resetEmail"] = $args["email"];
         return $response;
     }
@@ -335,7 +325,7 @@ $app->get("/user/resendEmail", function (Request $request, Response $response)
         return $response->withStatus(401);
     }
     global $user;
-    $user->sendResetEmail($_SESSION["resetEmail"]);
+    $_SESSION["resetToken"] = $user->sendResetEmail($_SESSION["resetEmail"]);
     return $response;
 });
 
@@ -383,4 +373,10 @@ $app->post("/user/changePassword", function (Request $request, Response $respons
     return $response->withStatus(500);
 });
 
+$app->post("/projectData", function (Request $request, Response $response)
+{
+    $response->getBody()->write(json_encode(array("test" => "test")));
+    return $response;
+});
+
 $app->run();

dist/api/middleware.php

@@ -0,0 +1,91 @@
+<?php
+// middleware
+namespace api;
+
+use Slim\App;
+use Selective\SameSiteCookie\SameSiteCookieConfiguration;
+use Selective\SameSiteCookie\SameSiteCookieMiddleware;
+use Tuupola\Middleware\JwtAuthentication;
+use Tuupola\Middleware\JwtAuthentication\RequestMethodRule;
+use Tuupola\Middleware\JwtAuthentication\RequestPathRule;
+
+/**
+ * Middleware
+ * Define all middleware functions
+ */
+class middleware
+{
+    /**
+     * Constructor for middleware
+     * @param App $app - Slim App
+     */
+    function __construct(App $app)
+    {
+        $this->baseMiddleware($app);
+        $this->sameSiteConfig($app);
+        $this->jwtAuth($app);
+        $this->returnAsJSON($app);
+    }
+
+    /**
+     * Base middleware
+     * @param App $app - Slim App
+     */
+    function baseMiddleware(App $app): void
+    {
+        $app->addRoutingMiddleware();
+    }
+    
+    /**
+     * SameSite Cookie Configuration
+     * @param App $app - Slim App
+     */
+    function sameSiteConfig(App $app): void
+    {
+        $ssConfig = new SameSiteCookieConfiguration(["same_site" => "strict"]);
+        $app->add(new SameSiteCookieMiddleware($ssConfig));
+    }
+
+    /**
+     * Return all responses as JSON
+     * @param App $app - Slim App
+     */
+    function returnAsJSON(App $app): void
+    {
+        $app->add(function ($request, $handler)
+        {
+            $response = $handler->handle($request);
+            return $response->withHeader("Content-Type", "application/json");
+        });
+    }
+    
+    /**
+     * JWT Authentication
+     * @param App $app - Slim App
+     */
+    function jwtAuth(App $app): void
+    {
+        $jwtSecret = getSecretKey();
+        $app->add(new JwtAuthentication([
+            "rules" => [
+                new RequestPathRule([
+                    "path" => ["/api/projectData", "/api/timeline/[a-z]*", "/api/user/testMethod"],
+                    "ignore" => ["/api/contact", "/api/user/login", "/api/user/changePassword"]
+                ]),
+                new RequestMethodRule([
+                    "ignore" => ["OPTIONS", "GET"]
+                ])
+            ],
+            "secret" => $jwtSecret,
+            "error" => function ($response)
+            {
+                session_destroy();
+                $response->getBody()->write(json_encode(array("status" => "401", "message" => 
+                                                              "Unauthorized, please provide a valid token")));
+                return $response->withStatus(401);
+            }
+        ]));
+        $app->addErrorMiddleware(true, true, true);
+    }
+    
+}

dist/api/projectData.php

@@ -10,6 +10,10 @@ require_once "./config.php";
  */
 class projectData
 {
+    /**
+     * Get all project data
+     * @return array - Array of all project data or error message
+     */
     function getProjectData(): array
     {
         $conn = dbConn();

dist/api/timelineData.php

@@ -10,6 +10,10 @@ require_once "./config.php";
  */
 class timelineData
 {
+    /**
+     * Get all education data
+     * @return array - Array of all education data or error message
+     */
     function getEduData(): array
     {
         $conn = dbConn();
@@ -26,6 +30,10 @@ class timelineData
         return array("errorMessage" => "Error, edu data not found");
     }
     
+    /**
+     * Get all work data
+     * @return array - Array of all work data or error message
+     */
     function getWorkData(): array
     {
         $conn = dbConn();

dist/api/user.php

@@ -1,5 +1,6 @@
 <?php
 namespace api;
+use Firebase\JWT\JWT;
 use PDO;
 
 require_once "./config.php";
@@ -10,7 +11,13 @@ require_once "./config.php";
  */
 class user
 {
-    function checkUser($username, $password): bool
+    /**
+     * Check if user exists and can be logged in
+     * @param $username string - Username
+     * @param $password string - Password
+     * @return bool - True if logged in, false if not
+     */
+    function checkUser(string $username, string $password): bool
     {
         $conn = dbConn();
         $stmt = $conn->prepare("SELECT * FROM users WHERE username = :username");
@@ -31,12 +38,31 @@ class user
         return false;
     }
 
-    function createToken(): string
+    /**
+     * Create a JWT token
+     * @param $username string - Username
+     * @return string - JWT token
+     */
+    function createToken(string $username): string
     {
-        return uniqid("rpe-");
+        $now = time();
+        $future = strtotime('+6 hour',$now);
+        $secretKey = getSecretKey();
+        $payload = [
+            "jti"=>$username,
+            "iat"=>$now,
+            "exp"=>$future
+        ];
+
+        return JWT::encode($payload,$secretKey,"HS256");
     }
 
-    function checkEmail($email): bool
+    /**
+     * Check if email is already in use
+     * @param string $email - Email to check
+     * @return bool - True if email exists, false if not
+     */
+    function checkEmail(string $email): bool
     {
         $conn = dbConn();
         $stmt = $conn->prepare("SELECT * FROM users WHERE email = :email");
@@ -53,10 +79,15 @@ class user
         return false;
     }
 
+    /**
+     * Send a verification email to the user
+     * @param $email - email address of the user
+     * @return string - verification code
+     */
     function sendResetEmail($email): string
     {
         //generate a random token and email the address
-        $token = $this->createToken();
+        $token = uniqid("rpe-");
         $headers1 = "From: noreply@rohitpai.co.uk\r\n";
         $headers1 .= "MIME-Version: 1.0\r\n";
         $headers1 .= "Content-Type: text/html; charset=UTF-8\r\n";
@@ -82,7 +113,13 @@ class user
         return $token;
     }
 
-    function changePassword($email, $password): bool
+    /**
+     * Change password for an email with new password
+     * @param $email string Email
+     * @param $password string Password 
+     * @return bool - true if the password was changed, false if not
+     */
+    function changePassword(string $email, string $password): bool
     {
         $conn = dbConn();
         $stmt = $conn->prepare("UPDATE users SET password = :password WHERE email = :email");
@@ -96,4 +133,6 @@ class user
         }
         return false;
     }
+
+
 }

src/api/index.php

@@ -1,4 +1,4 @@
-<?php
+<?php /** @noinspection PhpIncludeInspection */
 
 session_start();
 ////////////////// Index file //////////////
@@ -7,40 +7,30 @@ session_start();
 ////////////////////////////////////////////
 //require “routes.php”;
 require "../vendor/autoload.php";
+include "middleware.php";
 include "timelineData.php";
 include "projectData.php";
 include "user.php";
+
+use api\middleware;
 use api\projectData;
 use api\timelineData;
 use api\user;
 use Psr\Http\Message\ResponseInterface as Response;
 use Psr\Http\Message\ServerRequestInterface as Request;
 use Selective\SameSiteCookie\SameSiteCookieConfiguration;
-use Slim\Factory\AppFactory;
 use Selective\SameSiteCookie\SameSiteCookieMiddleware;
-use Slim\Handlers\Strategies\RequestHandler;
+use Slim\Factory\AppFactory;
+use Tuupola\Middleware\JwtAuthentication;
 
 // Start slim
 $app = AppFactory::create();
-// create middleware
-$app->addRoutingMiddleware();
-
-$ssConfig = new SameSiteCookieConfiguration(["same_site" => "strict"]);
-
-// add in same site cookie stuff
-$app->add(new SameSiteCookieMiddleware($ssConfig));
-
-// for error checking
-$errorMiddleware = $app->addErrorMiddleware(true, true, true);
 
 // set base path for all routes
 $app->setBasePath("/api");
 
-// return all responses as JSON
+// Add middleware
-/*$app->add(function($request, $handler) {
+new middleware($app);
-    $response = $handler->handle($request);
-    return $response->withHeader("Content-Type", "application/json");
-});*/
 
 $timelineData = new timelineData();
 $projectData = new projectData();
@@ -277,8 +267,9 @@ $app->post("/user/login", function (Request $request, Response $response)
     if ($user->checkUser($data["username"], $data["password"]))
     {
         // yay, user is logged in
-        $_SESSION["token"] = $user->createToken();
+        $_SESSION["token"] = $user->createToken($data["username"]);
         $_SESSION["username"] = $data["username"];
+        $response->getBody()->write(json_encode(array("token" => $_SESSION["token"])));
         return $response;
     }
     return $response->withStatus(401);
@@ -297,7 +288,7 @@ $app->get("/user/isLoggedIn", function (Request $request, Response $response)
     if (empty($_SESSION["token"]))
     {
         // user is logged in but no token was created
-        $_SESSION["token"] = $user->createToken();
+        $_SESSION["token"] = $user->createToken($_SESSION["username"]);
         return $response;
     }
 
@@ -319,8 +310,7 @@ $app->get("/user/checkResetEmail/{email}", function (Request $request, Response
     if ($user->checkEmail($args["email"]))
     {
         // yay email does exist
-        $token = $user->sendResetEmail($args["email"]);
+        $_SESSION["resetToken"] = $user->sendResetEmail($args["email"]);
-        $_SESSION["resetToken"] = $token;
         $_SESSION["resetEmail"] = $args["email"];
         return $response;
     }
@@ -335,7 +325,7 @@ $app->get("/user/resendEmail", function (Request $request, Response $response)
         return $response->withStatus(401);
     }
     global $user;
-    $user->sendResetEmail($_SESSION["resetEmail"]);
+    $_SESSION["resetToken"] = $user->sendResetEmail($_SESSION["resetEmail"]);
     return $response;
 });
 
@@ -383,4 +373,10 @@ $app->post("/user/changePassword", function (Request $request, Response $respons
     return $response->withStatus(500);
 });
 
+$app->post("/projectData", function (Request $request, Response $response)
+{
+    $response->getBody()->write(json_encode(array("test" => "test")));
+    return $response;
+});
+
 $app->run();

src/api/middleware.php

@@ -0,0 +1,91 @@
+<?php
+// middleware
+namespace api;
+
+use Slim\App;
+use Selective\SameSiteCookie\SameSiteCookieConfiguration;
+use Selective\SameSiteCookie\SameSiteCookieMiddleware;
+use Tuupola\Middleware\JwtAuthentication;
+use Tuupola\Middleware\JwtAuthentication\RequestMethodRule;
+use Tuupola\Middleware\JwtAuthentication\RequestPathRule;
+
+/**
+ * Middleware
+ * Define all middleware functions
+ */
+class middleware
+{
+    /**
+     * Constructor for middleware
+     * @param App $app - Slim App
+     */
+    function __construct(App $app)
+    {
+        $this->baseMiddleware($app);
+        $this->sameSiteConfig($app);
+        $this->jwtAuth($app);
+        $this->returnAsJSON($app);
+    }
+
+    /**
+     * Base middleware
+     * @param App $app - Slim App
+     */
+    function baseMiddleware(App $app): void
+    {
+        $app->addRoutingMiddleware();
+    }
+    
+    /**
+     * SameSite Cookie Configuration
+     * @param App $app - Slim App
+     */
+    function sameSiteConfig(App $app): void
+    {
+        $ssConfig = new SameSiteCookieConfiguration(["same_site" => "strict"]);
+        $app->add(new SameSiteCookieMiddleware($ssConfig));
+    }
+
+    /**
+     * Return all responses as JSON
+     * @param App $app - Slim App
+     */
+    function returnAsJSON(App $app): void
+    {
+        $app->add(function ($request, $handler)
+        {
+            $response = $handler->handle($request);
+            return $response->withHeader("Content-Type", "application/json");
+        });
+    }
+    
+    /**
+     * JWT Authentication
+     * @param App $app - Slim App
+     */
+    function jwtAuth(App $app): void
+    {
+        $jwtSecret = getSecretKey();
+        $app->add(new JwtAuthentication([
+            "rules" => [
+                new RequestPathRule([
+                    "path" => ["/api/projectData", "/api/timeline/[a-z]*", "/api/user/testMethod"],
+                    "ignore" => ["/api/contact", "/api/user/login", "/api/user/changePassword"]
+                ]),
+                new RequestMethodRule([
+                    "ignore" => ["OPTIONS", "GET"]
+                ])
+            ],
+            "secret" => $jwtSecret,
+            "error" => function ($response)
+            {
+                session_destroy();
+                $response->getBody()->write(json_encode(array("status" => "401", "message" => 
+                                                              "Unauthorized, please provide a valid token")));
+                return $response->withStatus(401);
+            }
+        ]));
+        $app->addErrorMiddleware(true, true, true);
+    }
+    
+}

src/api/projectData.php

@@ -10,6 +10,10 @@ require_once "./config.php";
  */
 class projectData
 {
+    /**
+     * Get all project data
+     * @return array - Array of all project data or error message
+     */
     function getProjectData(): array
     {
         $conn = dbConn();

src/api/timelineData.php

@@ -10,6 +10,10 @@ require_once "./config.php";
  */
 class timelineData
 {
+    /**
+     * Get all education data
+     * @return array - Array of all education data or error message
+     */
     function getEduData(): array
     {
         $conn = dbConn();
@@ -26,6 +30,10 @@ class timelineData
         return array("errorMessage" => "Error, edu data not found");
     }
     
+    /**
+     * Get all work data
+     * @return array - Array of all work data or error message
+     */
     function getWorkData(): array
     {
         $conn = dbConn();

src/api/user.php

@@ -1,5 +1,6 @@
 <?php
 namespace api;
+use Firebase\JWT\JWT;
 use PDO;
 
 require_once "./config.php";
@@ -10,7 +11,13 @@ require_once "./config.php";
  */
 class user
 {
-    function checkUser($username, $password): bool
+    /**
+     * Check if user exists and can be logged in
+     * @param $username string - Username
+     * @param $password string - Password
+     * @return bool - True if logged in, false if not
+     */
+    function checkUser(string $username, string $password): bool
     {
         $conn = dbConn();
         $stmt = $conn->prepare("SELECT * FROM users WHERE username = :username");
@@ -31,12 +38,31 @@ class user
         return false;
     }
 
-    function createToken(): string
+    /**
+     * Create a JWT token
+     * @param $username string - Username
+     * @return string - JWT token
+     */
+    function createToken(string $username): string
     {
-        return uniqid("rpe-");
+        $now = time();
+        $future = strtotime('+6 hour',$now);
+        $secretKey = getSecretKey();
+        $payload = [
+            "jti"=>$username,
+            "iat"=>$now,
+            "exp"=>$future
+        ];
+
+        return JWT::encode($payload,$secretKey,"HS256");
     }
 
-    function checkEmail($email): bool
+    /**
+     * Check if email is already in use
+     * @param string $email - Email to check
+     * @return bool - True if email exists, false if not
+     */
+    function checkEmail(string $email): bool
     {
         $conn = dbConn();
         $stmt = $conn->prepare("SELECT * FROM users WHERE email = :email");
@@ -53,10 +79,15 @@ class user
         return false;
     }
 
+    /**
+     * Send a verification email to the user
+     * @param $email - email address of the user
+     * @return string - verification code
+     */
     function sendResetEmail($email): string
     {
         //generate a random token and email the address
-        $token = $this->createToken();
+        $token = uniqid("rpe-");
         $headers1 = "From: noreply@rohitpai.co.uk\r\n";
         $headers1 .= "MIME-Version: 1.0\r\n";
         $headers1 .= "Content-Type: text/html; charset=UTF-8\r\n";
@@ -82,7 +113,13 @@ class user
         return $token;
     }
 
-    function changePassword($email, $password): bool
+    /**
+     * Change password for an email with new password
+     * @param $email string Email
+     * @param $password string Password 
+     * @return bool - true if the password was changed, false if not
+     */
+    function changePassword(string $email, string $password): bool
     {
         $conn = dbConn();
         $stmt = $conn->prepare("UPDATE users SET password = :password WHERE email = :email");
@@ -96,4 +133,6 @@ class user
         }
         return false;
     }
+
+
 }