fix: unable to generate qr code when forum logo is not accessible

Author: imorland

src/Services/QrCodeGenerator.php

@@ -20,12 +20,13 @@
 use Flarum\Settings\SettingsRepositoryInterface;
 use Illuminate\Contracts\Filesystem\Cloud;
 use Illuminate\Contracts\Filesystem\Factory;
+use Psr\Log\LoggerInterface;
 
 class QrCodeGenerator
 {
     protected Cloud $assetsFilesystem;
 
-    public function __construct(protected SettingsRepositoryInterface $settings, Factory $filesystemFactory)
+    public function __construct(protected SettingsRepositoryInterface $settings, Factory $filesystemFactory, protected LoggerInterface $logger)
     {
         $this->assetsFilesystem = $filesystemFactory->disk('flarum-assets');
     }
@@ -44,11 +45,16 @@ public function generate(string $text, bool $asDataUri = false): string
             ->validateResult(false)
             ->backgroundColor(new Color(255, 255, 255, 1));
 
-        if ($this->settings->get('ianm-twofactor.admin.settings.forum_logo_qr') && $this->getLogoUrl()) {
-            $builder
-                ->logoPath($this->getLogoUrl())
-                ->logoResizeToWidth($this->settings->get('ianm-twofactor.admin.settings.forum_logo_qr_width') ?? 100)
-                ->logoPunchoutBackground(true);
+        try {
+            if ($this->settings->get('ianm-twofactor.admin.settings.forum_logo_qr') && $this->getLogoUrl()) {
+                $builder
+                    ->logoPath($this->getLogoUrl())
+                    ->logoResizeToWidth($this->settings->get('ianm-twofactor.admin.settings.forum_logo_qr_width') ?? 100)
+                    ->logoPunchoutBackground(true);
+            }
+        }
+        catch (\Exception $e) {
+            $this->logger->error('[ianm/twofactor] Could not add logo to QR code: '.$e->getMessage());
         }
 
         $result = $builder->build();