Temporarily fix invoice emailing

app/Http/Controllers/InvoiceController.php

@@ -2,6 +2,8 @@
 
 namespace App\Http\Controllers;
 
+use Clarkeash\Doorman\Exceptions\{ExpiredInviteCode,InvalidInviteCode,NotYourInviteCode};
+use Clarkeash\Doorman\Facades\Doorman;
 use Illuminate\View\View;
 use Barryvdh\Snappy\Facades\SnappyPdf as PDF;
 
@@ -33,10 +35,20 @@ class InvoiceController extends Controller
 	 * Render a specific invoice for the user
 	 *
 	 * @param Invoice $o
+	 * @param string|null $code
 	 * @return View
 	 */
-	public function view(Invoice $o): View
+	public function view(Invoice $o,string $code=NULL): View
 	{
+		if ($code) {
+			try {
+				Doorman::redeem($code,$o->account->user->email);
+
+			} catch (ExpiredInviteCode|InvalidInviteCode|NotYourInviteCode $e) {
+				abort(404);
+			}
+		}
+
 		return view('theme.backend.adminlte.invoice.view')
 			->with('o',$o);
 	}