From f20b8d89cbd0b1b4508a1977f977aab29795bf13 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=90=9D=E5=8D=9C?= <dev@saasshop.local>
Date: Sat, 14 Mar 2026 16:12:03 +0000
Subject: [PATCH] =?UTF-8?q?=E5=B9=B3=E5=8F=B0=E8=AE=A2=E5=8D=95=E7=AD=9B?=
 =?UTF-8?q?=E9=80=89=E8=A1=A8=E5=8D=95=EF=BC=9A=E4=BB=85=E9=80=8F=E4=BC=A0?=
 =?UTF-8?q?=E5=AE=89=E5=85=A8back=EF=BC=88=E8=A1=A5=E6=B5=8B=E8=AF=95?=
 =?UTF-8?q?=EF=BC=89?=
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---
 .../admin/platform_orders/index.blade.php     |  3 ++
 ...rderIndexFilterFormDropsUnsafeBackTest.php | 35 +++++++++++++++++++
 ...mOrderIndexFilterFormKeepsSafeBackTest.php | 33 +++++++++++++++++
 3 files changed, 71 insertions(+)
 create mode 100644 tests/Feature/AdminPlatformOrderIndexFilterFormDropsUnsafeBackTest.php
 create mode 100644 tests/Feature/AdminPlatformOrderIndexFilterFormKeepsSafeBackTest.php

diff --git a/resources/views/admin/platform_orders/index.blade.php b/resources/views/admin/platform_orders/index.blade.php
index af39ec5..6e8f8d9 100644
--- a/resources/views/admin/platform_orders/index.blade.php
+++ b/resources/views/admin/platform_orders/index.blade.php
@@ -249,6 +249,9 @@
 <div class="card mb-20">
     <h3>筛选条件</h3>
     <form method="get" action="/admin/platform-orders" class="grid-3">
+        @if($safeBackForLinks !== '')
+            <input type="hidden" name="back" value="{!! $safeBackForLinks !!}">
+        @endif
         <select name="status">
             <option value="">全部订单状态</option>
             @foreach(($filterOptions['statuses'] ?? []) as $value => $label)
diff --git a/tests/Feature/AdminPlatformOrderIndexFilterFormDropsUnsafeBackTest.php b/tests/Feature/AdminPlatformOrderIndexFilterFormDropsUnsafeBackTest.php
new file mode 100644
index 0000000..dc91c3c
--- /dev/null
+++ b/tests/Feature/AdminPlatformOrderIndexFilterFormDropsUnsafeBackTest.php
@@ -0,0 +1,35 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminPlatformOrderIndexFilterFormDropsUnsafeBackTest extends TestCase
+{
+    use RefreshDatabase;
+
+    protected function loginAsPlatformAdmin(): void
+    {
+        $this->seed();
+
+        $this->post('/admin/login', [
+            'email' => 'platform.admin@demo.local',
+            'password' => 'Platform@123456',
+        ])->assertRedirect('/admin');
+    }
+
+    public function test_index_filter_form_should_drop_unsafe_back_as_hidden_input(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        // 含引号的 back：必须丢弃
+        $back = "/admin/platform-leads?keyword=\"on\"";
+
+        $res = $this->get('/admin/platform-orders?back=' . urlencode($back));
+        $res->assertOk();
+
+        $res->assertDontSee('name="back"', false);
+        $res->assertDontSee('value="' . $back . '"', false);
+    }
+}
diff --git a/tests/Feature/AdminPlatformOrderIndexFilterFormKeepsSafeBackTest.php b/tests/Feature/AdminPlatformOrderIndexFilterFormKeepsSafeBackTest.php
new file mode 100644
index 0000000..51487b2
--- /dev/null
+++ b/tests/Feature/AdminPlatformOrderIndexFilterFormKeepsSafeBackTest.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminPlatformOrderIndexFilterFormKeepsSafeBackTest extends TestCase
+{
+    use RefreshDatabase;
+
+    protected function loginAsPlatformAdmin(): void
+    {
+        $this->seed();
+
+        $this->post('/admin/login', [
+            'email' => 'platform.admin@demo.local',
+            'password' => 'Platform@123456',
+        ])->assertRedirect('/admin');
+    }
+
+    public function test_index_filter_form_should_keep_safe_back_as_hidden_input(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $back = '/admin/platform-leads?status=new&keyword=demo';
+
+        $res = $this->get('/admin/platform-orders?back=' . urlencode($back));
+        $res->assertOk();
+
+        $res->assertSee('name="back" value="' . $back . '"', false);
+    }
+}