From 097d535960bedacec4eb3f112dfea8a457a18cfb Mon Sep 17 00:00:00 2001
From: mei <i@mmeiblog.cn>
Date: Sat, 12 Jul 2025 14:01:55 +0800
Subject: [PATCH] =?UTF-8?q?=E6=9B=B4=E6=96=B0=20index.php?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 index.php | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/index.php b/index.php
index e350de6..e5eef94 100644
--- a/index.php
+++ b/index.php
@@ -1,4 +1,24 @@
 <?php 
+$allowedRefererDomains = [
+    '8.140.229.121',
+    '154.9.228.54',
+];
+
+$designatedImagePath = 'doge.jpg'; 
+
+if (isset($_SERVER['HTTP_REFERER'])) {
+    $refererUrl = $_SERVER['HTTP_REFERER'];
+    $refererHost = parse_url($refererUrl, PHP_URL_HOST);
+    if (in_array($refererHost, $allowedRefererDomains)) {
+        if (file_exists($designatedImagePath) && is_readable($designatedImagePath)) {
+            $imageMimeType = mime_content_type($designatedImagePath);
+            header('Content-Type: ' . $imageMimeType);
+            readfile($designatedImagePath);
+            exit;
+        }
+    }
+}
+
 include('config.php');
 
 // 安全地获取API名称