From ff6de8a1697714dfa020c5a0fbe0a0c1e6f30fe7 Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Wed, 10 Jun 2020 17:45:34 +0200
Subject: [PATCH] AK: URL should urldecode data: URL payloads

Otherwise we can end up with percent-encoded nonsense in base64 data
which does not decode correctly.
---
 AK/URL.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/AK/URL.cpp b/AK/URL.cpp
index 91e8094ab51..4278ea9ceb6 100644
--- a/AK/URL.cpp
+++ b/AK/URL.cpp
@@ -27,6 +27,7 @@
 #include <AK/LexicalPath.h>
 #include <AK/StringBuilder.h>
 #include <AK/URL.h>
+#include <AK/URLParser.h>
 
 namespace AK {
 
@@ -238,7 +239,7 @@ bool URL::parse(const StringView& string)
     if (state == State::InFragment)
         m_fragment = String::copy(buffer);
     if (state == State::InDataPayload)
-        m_data_payload = String::copy(buffer);
+        m_data_payload = urldecode(String::copy(buffer));
     if (m_query.is_null())
         m_query = "";
     if (m_fragment.is_null())