create Blog namespace

composer.json

@@ -1,9 +1,14 @@
 {
-    "require": {
-        "slim/slim": "4.*",
-        "slim/psr7": "^1.5"
-    },
-    "config": {
-        "platform-check": false
+  "require": {
+    "slim/slim": "4.*",
+    "slim/psr7": "^1.5"
+  },
+  "config": {
+    "platform-check": false
+  },
+  "autoload": {
+    "psr-4": {
+      "Blog\\": "src/"
     }
-}
+  }
+}

composer.lock

@@ -678,16 +678,16 @@
         },
         {
             "name": "symfony/polyfill-php80",
-            "version": "v1.23.1",
+            "version": "v1.24.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/polyfill-php80.git",
-                "reference": "1100343ed1a92e3a38f9ae122fc0eb21602547be"
+                "reference": "57b712b08eddb97c762a8caa32c84e037892d2e9"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/polyfill-php80/zipball/1100343ed1a92e3a38f9ae122fc0eb21602547be",
-                "reference": "1100343ed1a92e3a38f9ae122fc0eb21602547be",
+                "url": "https://api.github.com/repos/symfony/polyfill-php80/zipball/57b712b08eddb97c762a8caa32c84e037892d2e9",
+                "reference": "57b712b08eddb97c762a8caa32c84e037892d2e9",
                 "shasum": ""
             },
             "require": {
@@ -741,7 +741,7 @@
                 "shim"
             ],
             "support": {
-                "source": "https://github.com/symfony/polyfill-php80/tree/v1.23.1"
+                "source": "https://github.com/symfony/polyfill-php80/tree/v1.24.0"
             },
             "funding": [
                 {
@@ -757,7 +757,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-07-28T13:41:28+00:00"
+            "time": "2021-09-13T13:58:33+00:00"
         }
     ],
     "packages-dev": [],
@@ -768,5 +768,5 @@
     "prefer-lowest": false,
     "platform": [],
     "platform-dev": [],
-    "plugin-api-version": "2.1.0"
+    "plugin-api-version": "2.2.0"
 }

public/index.php

@@ -1,4 +1,6 @@
 <?php
+namespace Blog;
+
 session_start();
 
 use Psr\Http\Message\ResponseInterface as Response;
@@ -8,7 +10,7 @@ use Slim\Factory\AppFactory;
 require __DIR__ . '/../vendor/autoload.php';
 
 $app = AppFactory::create();
-class MyDB extends SQLite3 {
+class MyDB extends \SQLite3 {
     function __construct() {
         $this->open('../private/test.db');
     }
@@ -71,6 +73,9 @@ $app->get('/', function (Request $request, Response $response, array $args) {
     addNavbar($response);
     $response->getBody()->write('<hr/><h1>Onze blog</h1>');
     $response->getBody()->write('<ul>');
+    // opdracht: lees de blogs in en toon een lijst met links naar artikels
+    // commentaar fetchArray bekijken in documentatie voor loop tips
+    
     foreach ($_SESSION['blogs'] as $art) {
         $response->getBody()->write('<li><a href="/blog/' . $art['slug'] . '">' . $art['title'] . '</a></li>');
     }
@@ -91,7 +96,7 @@ $app->map(['GET', 'POST'], '/blog/create', function (Request $request, Response
                 $response->getBody()->write('<hr/>');
                 unset($_SESSION['error']);
             }
-
+            // toon reeds ingevoerde ggevens in geval van foutmelding
             $response->getBody()->write('<form action="/blog/create" method="POST">');
             $response->getBody()->write('<label for="slug">slug:</label>');
             $response->getBody()->write('<input type="text" name="slug"/><br/>');
@@ -104,7 +109,6 @@ $app->map(['GET', 'POST'], '/blog/create', function (Request $request, Response
         } else {
             $data = $request->getParsedBody();
             global $db;
-            // $insertQuery = "INSERT INTO blogs (slug, title, content) VALUES ('" . $data['slug'] . "', '"  . $data['title'] . "', '"  . $data['content'] ."')";
             $stmt = $db->prepare("INSERT INTO blogs (slug, title, content) VALUES (:slug, :title, :content)");
             $stmt->bindValue(':slug', $data['slug'], SQLITE3_TEXT);
             $stmt->bindValue(':title', $data['title'], SQLITE3_TEXT);
@@ -163,7 +167,8 @@ $app->map(['GET', 'POST'], '/login', function (Request $request, Response $respo
         $postdata = $request->getParsedBody();
 
         global $db;
-        $sql = "SELECT COUNT(*) as count FROM users WHERE username = '" . $postdata['username'] . "' AND password = '" . $postdata['password'] . "'";
+        $sql = "SELECT COUNT(*) as count FROM users WHERE username = '" . $postdata['username'] . "' AND password = '" . $postdata['password'] . "'"; 
+        // herweken, beveiligen tegen injection
         $ret = $db->query($sql);
         $rows = $ret->fetchArray(SQLITE3_ASSOC);
         $rowcount = $rows['count'];