add Twig for template rendering

composer.json

@@ -12,7 +12,8 @@
         "php": "^7.4",
         "slim/slim": "^4.5",
         "slim/psr7": "^1.1",
-        "php-di/php-di": "^6.2"
+        "php-di/php-di": "^6.2",
+        "slim/twig-view": "^3.0"
     },
     "require-dev": {
         "phpunit/phpunit": "^9"

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": "c9b48ebdf86b04852bf99bd1932d57e8",
+    "content-hash": "95a06692c9bf9b1b14a5a3a4c6b4d22f",
     "packages": [
         {
             "name": "fig/http-message-util",
@@ -837,6 +837,280 @@
                 }
             ],
             "time": "2020-04-14T20:49:48+00:00"
+        },
+        {
+            "name": "slim/twig-view",
+            "version": "3.1.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/slimphp/Twig-View.git",
+                "reference": "36f7a04ca9e58ef926dc25cd0110f629668cb3f0"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/slimphp/Twig-View/zipball/36f7a04ca9e58ef926dc25cd0110f629668cb3f0",
+                "reference": "36f7a04ca9e58ef926dc25cd0110f629668cb3f0",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.2",
+                "psr/http-message": "^1.0",
+                "slim/slim": "^4.0",
+                "twig/twig": "^3.0"
+            },
+            "require-dev": {
+                "phpstan/phpstan": "^0.11.15",
+                "phpunit/phpunit": "^8.5",
+                "psr/http-factory": "^1.0",
+                "squizlabs/php_codesniffer": "^3.5"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Slim\\Views\\": "src"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Josh Lockhart",
+                    "email": "hello@joshlockhart.com",
+                    "homepage": "http://joshlockhart.com"
+                },
+                {
+                    "name": "Pierre Berube",
+                    "email": "pierre@lgse.com",
+                    "homepage": "http://www.lgse.com"
+                }
+            ],
+            "description": "Slim Framework 4 view helper built on top of the Twig 3 templating component",
+            "homepage": "https://www.slimframework.com",
+            "keywords": [
+                "framework",
+                "slim",
+                "template",
+                "twig",
+                "view"
+            ],
+            "time": "2020-03-13T18:08:36+00:00"
+        },
+        {
+            "name": "symfony/polyfill-ctype",
+            "version": "v1.17.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/polyfill-ctype.git",
+                "reference": "2edd75b8b35d62fd3eeabba73b26b8f1f60ce13d"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/polyfill-ctype/zipball/2edd75b8b35d62fd3eeabba73b26b8f1f60ce13d",
+                "reference": "2edd75b8b35d62fd3eeabba73b26b8f1f60ce13d",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3"
+            },
+            "suggest": {
+                "ext-ctype": "For best performance"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.17-dev"
+                },
+                "thanks": {
+                    "name": "symfony/polyfill",
+                    "url": "https://github.com/symfony/polyfill"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Polyfill\\Ctype\\": ""
+                },
+                "files": [
+                    "bootstrap.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Gert de Pagter",
+                    "email": "BackEndTea@gmail.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony polyfill for ctype functions",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "compatibility",
+                "ctype",
+                "polyfill",
+                "portable"
+            ],
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2020-06-06T08:46:27+00:00"
+        },
+        {
+            "name": "symfony/polyfill-mbstring",
+            "version": "v1.17.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/polyfill-mbstring.git",
+                "reference": "7110338d81ce1cbc3e273136e4574663627037a7"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/7110338d81ce1cbc3e273136e4574663627037a7",
+                "reference": "7110338d81ce1cbc3e273136e4574663627037a7",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3"
+            },
+            "suggest": {
+                "ext-mbstring": "For best performance"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.17-dev"
+                },
+                "thanks": {
+                    "name": "symfony/polyfill",
+                    "url": "https://github.com/symfony/polyfill"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Polyfill\\Mbstring\\": ""
+                },
+                "files": [
+                    "bootstrap.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Nicolas Grekas",
+                    "email": "p@tchwork.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony polyfill for the Mbstring extension",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "compatibility",
+                "mbstring",
+                "polyfill",
+                "portable",
+                "shim"
+            ],
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2020-06-06T08:46:27+00:00"
+        },
+        {
+            "name": "twig/twig",
+            "version": "v3.0.3",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/twigphp/Twig.git",
+                "reference": "3b88ccd180a6b61ebb517aea3b1a8906762a1dc2"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/twigphp/Twig/zipball/3b88ccd180a6b61ebb517aea3b1a8906762a1dc2",
+                "reference": "3b88ccd180a6b61ebb517aea3b1a8906762a1dc2",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.2.5",
+                "symfony/polyfill-ctype": "^1.8",
+                "symfony/polyfill-mbstring": "^1.3"
+            },
+            "require-dev": {
+                "psr/container": "^1.0",
+                "symfony/phpunit-bridge": "^4.4|^5.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "3.0-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Twig\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com",
+                    "homepage": "http://fabien.potencier.org",
+                    "role": "Lead Developer"
+                },
+                {
+                    "name": "Twig Team",
+                    "role": "Contributors"
+                },
+                {
+                    "name": "Armin Ronacher",
+                    "email": "armin.ronacher@active-4.com",
+                    "role": "Project Founder"
+                }
+            ],
+            "description": "Twig, the flexible, fast, and secure template language for PHP",
+            "homepage": "https://twig.symfony.com",
+            "keywords": [
+                "templating"
+            ],
+            "time": "2020-02-11T15:33:47+00:00"
         }
     ],
     "packages-dev": [
@@ -2460,82 +2734,6 @@
             ],
             "time": "2020-06-26T12:18:43+00:00"
         },
-        {
-            "name": "symfony/polyfill-ctype",
-            "version": "v1.17.1",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/symfony/polyfill-ctype.git",
-                "reference": "2edd75b8b35d62fd3eeabba73b26b8f1f60ce13d"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/symfony/polyfill-ctype/zipball/2edd75b8b35d62fd3eeabba73b26b8f1f60ce13d",
-                "reference": "2edd75b8b35d62fd3eeabba73b26b8f1f60ce13d",
-                "shasum": ""
-            },
-            "require": {
-                "php": ">=5.3.3"
-            },
-            "suggest": {
-                "ext-ctype": "For best performance"
-            },
-            "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "1.17-dev"
-                },
-                "thanks": {
-                    "name": "symfony/polyfill",
-                    "url": "https://github.com/symfony/polyfill"
-                }
-            },
-            "autoload": {
-                "psr-4": {
-                    "Symfony\\Polyfill\\Ctype\\": ""
-                },
-                "files": [
-                    "bootstrap.php"
-                ]
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "authors": [
-                {
-                    "name": "Gert de Pagter",
-                    "email": "BackEndTea@gmail.com"
-                },
-                {
-                    "name": "Symfony Community",
-                    "homepage": "https://symfony.com/contributors"
-                }
-            ],
-            "description": "Symfony polyfill for ctype functions",
-            "homepage": "https://symfony.com",
-            "keywords": [
-                "compatibility",
-                "ctype",
-                "polyfill",
-                "portable"
-            ],
-            "funding": [
-                {
-                    "url": "https://symfony.com/sponsor",
-                    "type": "custom"
-                },
-                {
-                    "url": "https://github.com/fabpot",
-                    "type": "github"
-                },
-                {
-                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
-                    "type": "tidelift"
-                }
-            ],
-            "time": "2020-06-06T08:46:27+00:00"
-        },
         {
             "name": "theseer/tokenizer",
             "version": "1.1.3",

public/index.php

@@ -4,12 +4,14 @@ declare(strict_types=1);
 require_once __DIR__ . '/../vendor/autoload.php';
 
 use NoteCat\Dependencies;
+use NoteCat\Middlewares;
 use NoteCat\Routes;
 use Slim\Factory\AppFactory;
 
 $container = Dependencies::createContainer();
 $app = AppFactory::createFromContainer($container);
 
+Middlewares::setMiddlewares($app);
 Routes::setRoutes($app);
 
 $app->run();

src/Dependencies.php

@@ -5,9 +5,13 @@ namespace NoteCat;
 
 use DI\Container;
 use Psr\Container\ContainerInterface;
+use Slim\Views\Twig;
 
 class Dependencies
 {
+    private const TWIG = 'view';
+    private const TWIG_TEMPLATE_DIR = __DIR__ . '/../templates';
+
     public static function createContainer(): Container
     {
         $container = new Container();
@@ -15,6 +19,7 @@ class Dependencies
         // Controllers
         $container->set(HelloWorldController::class, function (ContainerInterface $c) {
             return new HelloWorldController(
+                $c->get(self::TWIG),
                 $c->get(HelloWorld::class)
             );
         });
@@ -24,6 +29,12 @@ class Dependencies
             return new HelloWorld();
         });
 
+        $container->set(self::TWIG, function (ContainerInterface $c) {
+            // TODO cache
+            $twigSettings = [];
+            return Twig::create(self::TWIG_TEMPLATE_DIR, $twigSettings);
+        });
+
         return $container;
     }
 }

src/HelloWorldController.php

@@ -5,19 +5,25 @@ namespace NoteCat;
 
 use Psr\Http\Message\ResponseInterface as Response;
 use Psr\Http\Message\ServerRequestInterface as Request;
+use Slim\Views\Twig;
 
 class HelloWorldController
 {
+    private Twig $view;
     private HelloWorld $hello;
 
-    public function __construct(HelloWorld $hello)
+    public function __construct(Twig $view, HelloWorld $hello)
     {
+        $this->view = $view;
         $this->hello = $hello;
     }
 
     public function hello(Request $request, Response $response): Response
     {
-        $response->getBody()->write('<b>' . $this->hello->getHello() . "</b>\n");
+        $renderData = [
-        return $response;
+            'hello' => $this->hello->getHello(),
+        ];
+
+        return $this->view->render($response, 'helloworld.html', $renderData);
     }
 }

src/Middlewares.php

@@ -0,0 +1,15 @@
+<?php
+declare(strict_types=1);
+
+namespace NoteCat;
+
+use Slim\App;
+use Slim\Views\TwigMiddleware;
+
+class Middlewares
+{
+    public static function setMiddlewares(App $app): void
+    {
+        $app->add(TwigMiddleware::createFromContainer($app));
+    }
+}

templates/helloworld.html

@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="utf-8">
+    <title></title>
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <!-- <link rel="stylesheet" href=""> -->
+</head>
+
+<body>
+
+<h1>Well hi there :)</h1>
+
+<b>{{ hello }}</b>
+
+<!-- <script src="" async defer></script> -->
+
+</body>
+</html>