fix(backurl): avoid duplicating back query when already present

2026-03-14 21:17:02 +00:00
parent 24e4cb4b0b
commit 84e860e403
2 changed files with 32 additions and 0 deletions
--- a/app/Support/BackUrl.php
+++ b/app/Support/BackUrl.php
@@ -114,6 +114,11 @@ class BackUrl
            return $base . '?' . $backQuery;
        }

+        // 若 path 自身已包含 back=（调用方误用），则不再追加，避免重复 back 造成 URL 膨胀/绕过。
+        if (preg_match('/(?:^|&)back=/', $qs)) {
+            return $base . '?' . $qs;
+        }
+
        if ($preferFirst) {
            return $base . '?' . $backQuery . '&' . $qs;
        }