message system

public/index.php

@@ -22,17 +22,19 @@ $app = AppFactory::create();
 
 ini_set('display_errors', 'Off');
 
-function addNavbar($response)
+function addNavbar()
 {
     global $twig;
 
     $urls = [
         ["link" => "https://www.google.be", "name" => "Google"],
         ["link" => "https://www.facebook.com", "name" => "Facebook"],
-        ["link" => "https://www.twitter.com", "name" => "Twitter"],
+        ["link" => "https://www.twitter.com", "name" => "Twitter"]
     ];
-    $twig->addBlockVariable('navbar', ['urls' => $urls]);
 
+    $err = ['type' => 'notice', 'text' => 'We did it!'];
+    $twig->addBlockVariable('navbar', ['urls' => $urls]);
+    $twig->addBlockVariable('messages',$err);
 }
 
 function addFooter($response)
@@ -60,7 +62,7 @@ $app->get('/', function (Request $request, Response $response, array $args) {
 
 
     init();
-    
+    addNavbar();
     global $twig;
     $vars = [
         "key" => "value",
@@ -71,6 +73,7 @@ $app->get('/', function (Request $request, Response $response, array $args) {
 
     ];
     
+    $err = ["type" => "error", "text" => "something's wrong"];
     $a = $twig->render('index.html.twig', $vars);
     $response->getBody()->write($a);
 

src/View/Twig.php

@@ -20,10 +20,16 @@ class Twig {
 		return $this->twig->load($tmpl);
 	}
 
+	public function addMessage($msg) {
+		$current = $this->variables['messages']['msgs'];
+		$current[] = $msg;
+		$this->variables['messages']['msgs'] = $current;
+	}
+
 	public function addBlockVariable($block, $data) {
 		$current = $this->variables[$block];
 		$new = array_merge($current, $data);
-		$this->variables = $new;
+		$this->variables[$block] = $new;
 	}
 
 	public function render($tmpl, $vars) {