From 86f3f3f7630cc6157c7e4338912a0fa73dbcb02c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mike=20F=C3=A4hrmann?= <mike_faehrmann@web.de>
Date: Sun, 8 Dec 2024 21:39:04 +0100
Subject: [PATCH] [common] detect DDoS-Guard challenge pages

---
 gallery_dl/extractor/common.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/gallery_dl/extractor/common.py b/gallery_dl/extractor/common.py
index 5f9d3550..c0f4d9c1 100644
--- a/gallery_dl/extractor/common.py
+++ b/gallery_dl/extractor/common.py
@@ -212,6 +212,11 @@ class Extractor():
                     if b'name="captcha-bypass"' in content:
                         self.log.warning("Cloudflare CAPTCHA")
                         break
+                elif server and server.startswith("ddos-guard") and \
+                        code == 403:
+                    if b"/ddos-guard/js-challenge/" in response.content:
+                        self.log.warning("DDoS-Guard challenge")
+                        break
 
                 if code == 429 and self._handle_429(response):
                     continue