ユーザーは存在したらも、ログインが失敗したらエラーを発生する

src/Site/Controller/User.php

@@ -41,9 +41,13 @@ class User {
         if (!$res->isSuccess) {
           $error = $res->message;
         } else {
-          $auth->setToken($a[0], $a[1]);
+          $result = $auth->setToken($a[0], $a[1]);
-          header('Location: /');
+          if (!$result->isSuccess) {
-          exit();
+            $error = $result->message;
+          } else {
+            header('Location: /');
+            exit();
+          }
         }
       }
       $tmpl = new Template('/');

util.php

@@ -113,9 +113,9 @@ function to_money($amount, $lang) {
 }
 
 function randstr(): string {
-  srand(floor(time() / (60*60*24)));
+  srand((int)floor(time() / (60*60*24)));
-  $len = rand() % 20;
+  $len = rand(1, 20);
-  return bin2hex(random_bytes($len / 2));
+  return bin2hex(random_bytes($len));
 }
 
 function assert_null(mixed $assertion, Throwable|string|null $description = null): bool {