From d7d329554b8272528403e3066256131f50ebc44a Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Thu, 12 Aug 2021 13:18:32 +0530
Subject: [PATCH] News system: Make handling of data urls in img tags more
 robust

---
 src/calibre/web/fetch/simple.py | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/calibre/web/fetch/simple.py b/src/calibre/web/fetch/simple.py
index b7017dbcfe..7a094a12b8 100644
--- a/src/calibre/web/fetch/simple.py
+++ b/src/calibre/web/fetch/simple.py
@@ -17,6 +17,7 @@ import sys
 import threading
 import time
 import traceback
+from urllib.request import urlopen
 
 from calibre import browser, relpath, unicode_path
 from calibre.constants import filesystem_encoding, iswindows
@@ -28,7 +29,6 @@ from calibre.utils.img import image_from_data, image_to_data
 from calibre.utils.imghdr import what
 from calibre.utils.logging import Log
 from calibre.web.fetch.utils import rescale_image
-from polyglot.binary import from_base64_bytes
 from polyglot.builtins import as_bytes, unicode_type
 from polyglot.http_client import responses
 from polyglot.urllib import (
@@ -402,9 +402,9 @@ class RecursiveFetcher(object):
         c = 0
         for tag in soup.findAll('img', src=True):
             iurl = tag['src']
-            if iurl.startswith('data:image/'):
+            if iurl.startswith('data:'):
                 try:
-                    data = from_base64_bytes(iurl.partition(',')[-1])
+                    data = urlopen(iurl).read()
                 except Exception:
                     self.log.exception('Failed to decode embedded image')
                     continue