[exhentai] detect HTML downloads (#4798)

2025-06-07 22:06:53 +02:00
parent 483e30d846
commit 3b75b195c1
1 changed files with 6 additions and 1 deletions
--- a/gallery_dl/extractor/exhentai.py
+++ b/gallery_dl/extractor/exhentai.py
@@ -412,7 +412,12 @@ class ExhentaiGalleryExtractor(ExhentaiExtractor):
    def _validate_signature(self, signature):
        """Return False if all file signature bytes are zero"""
        if signature:
-            if signature[0]:
+            byte = signature[0]
+            if byte:
+                # 60 == b"<"
+                if byte == 60 and b"<!doctype html".startswith(
+                        signature[:14].lower()):
+                    return "HTML response"
                return True
            for byte in signature:
                if byte: