From e2fc52079f53d736f1e7e1914ceaaac454e1cdf8 Mon Sep 17 00:00:00 2001
From: lrh3321 <lrh3321@126.com>
Date: Fri, 10 Oct 2025 16:19:00 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E4=B8=BA=20img=20=E6=A0=87=E7=AD=BE?=
 =?UTF-8?q?=E6=B7=BB=E5=8A=A0=20referrerpolicy=20=E5=B1=9E=E6=80=A7?=
 =?UTF-8?q?=EF=BC=8C=E5=A4=84=E7=90=86=E8=A3=82=E5=9B=BE=E9=97=AE=E9=A2=98?=
 =?UTF-8?q?=E3=80=82?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 mkdocs.py                              |  5 -----
 mkdocs_template.yml                    |  1 +
 overrides/javascript/referrerpolicy.js | 21 +++++++++++++++++++++
 3 files changed, 22 insertions(+), 5 deletions(-)
 create mode 100644 overrides/javascript/referrerpolicy.js

diff --git a/mkdocs.py b/mkdocs.py
index bc8ec90f1b..9fc9e9e741 100644
--- a/mkdocs.py
+++ b/mkdocs.py
@@ -13,11 +13,6 @@ def _main():
     ]
     proxy_url = "http://127.0.0.1:8091/proxy?url={url}"
     proxy_urls = [
-        "https://static001.geekbang.org/resource/image",
-        "https://static001.geekbang.org/resource/avatar",
-        "https://static001-test.geekbang.org/resource/image",
-        "https://static001.infoq.cn/resource/image",
-        "https://static001.geekbang.org/con",
     ]
     all = []
     docs_dir = Path(__file__).parent.joinpath('dist')
diff --git a/mkdocs_template.yml b/mkdocs_template.yml
index d5815881b7..16a600a832 100644
--- a/mkdocs_template.yml
+++ b/mkdocs_template.yml
@@ -68,6 +68,7 @@ extra_css:
 extra_javascript:
   - javascript/extra.js
   - javascript/giscus.js
+  - javascript/referrerpolicy.js
 
 markdown_extensions:
   - admonition
diff --git a/overrides/javascript/referrerpolicy.js b/overrides/javascript/referrerpolicy.js
new file mode 100644
index 0000000000..15bf38cc98
--- /dev/null
+++ b/overrides/javascript/referrerpolicy.js
@@ -0,0 +1,21 @@
+const policy = 'no-referrer';
+const noRefererPrefixes = [
+	'https://static001.geekbang.org/resource/image',
+	'https://static001.geekbang.org/resource/avatar',
+	'https://static001-test.geekbang.org/resource/image',
+	'https://static001.infoq.cn/resource/image',
+	'https://static001.geekbang.org/con'
+];
+
+document.querySelectorAll('p>img[src]').forEach((img) => {
+	const src = img.getAttribute('src');
+	if (src) {
+		for (let index = 0; index < noRefererPrefixes.length; index++) {
+			const prefix = noRefererPrefixes[index];
+			if (src.startsWith(prefix)) {
+				img.setAttribute('referrerpolicy', policy);
+				return;
+			}
+		}
+	}
+});