From 3ff0e7dbd4071d24d30329e404bf690bb70015e5 Mon Sep 17 00:00:00 2001
From: Tillmann Karras <tilkax@gmail.com>
Date: Fri, 1 Feb 2019 13:41:28 +0000
Subject: [PATCH 1/2] Common/HttpRequest: optionally follow redirects

---
 Source/Core/Common/HttpRequest.cpp | 12 ++++++++++++
 Source/Core/Common/HttpRequest.h   |  1 +
 2 files changed, 13 insertions(+)

diff --git a/Source/Core/Common/HttpRequest.cpp b/Source/Core/Common/HttpRequest.cpp
index 63e4e85878..cee9d7434c 100644
--- a/Source/Core/Common/HttpRequest.cpp
+++ b/Source/Core/Common/HttpRequest.cpp
@@ -30,6 +30,7 @@ public:
   bool IsValid() const;
   void SetCookies(const std::string& cookies);
   void UseIPv4();
+  void FollowRedirects(long max);
   Response Fetch(const std::string& url, Method method, const Headers& headers, const u8* payload,
                  size_t size);
 
@@ -68,6 +69,11 @@ void HttpRequest::UseIPv4()
   m_impl->UseIPv4();
 }
 
+void HttpRequest::FollowRedirects(long max)
+{
+  m_impl->FollowRedirects(max);
+}
+
 HttpRequest::Response HttpRequest::Get(const std::string& url, const Headers& headers)
 {
   return m_impl->Fetch(url, Impl::Method::GET, headers, nullptr, 0);
@@ -147,6 +153,12 @@ void HttpRequest::Impl::UseIPv4()
   curl_easy_setopt(m_curl.get(), CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4);
 }
 
+void HttpRequest::Impl::FollowRedirects(long max)
+{
+  curl_easy_setopt(m_curl.get(), CURLOPT_FOLLOWLOCATION, 1);
+  curl_easy_setopt(m_curl.get(), CURLOPT_MAXREDIRS, max);
+}
+
 static size_t CurlWriteCallback(char* data, size_t size, size_t nmemb, void* userdata)
 {
   auto* buffer = static_cast<std::vector<u8>*>(userdata);
diff --git a/Source/Core/Common/HttpRequest.h b/Source/Core/Common/HttpRequest.h
index 94916f5c3c..17e31ff354 100644
--- a/Source/Core/Common/HttpRequest.h
+++ b/Source/Core/Common/HttpRequest.h
@@ -33,6 +33,7 @@ public:
 
   void SetCookies(const std::string& cookies);
   void UseIPv4();
+  void FollowRedirects(long max = 1);
   Response Get(const std::string& url, const Headers& headers = {});
   Response Post(const std::string& url, const std::vector<u8>& payload,
                 const Headers& headers = {});

From 4090c19e007b7c8b384168eb4495042611a93cc8 Mon Sep 17 00:00:00 2001
From: Tillmann Karras <tilkax@gmail.com>
Date: Fri, 1 Feb 2019 13:42:04 +0000
Subject: [PATCH 2/2] GeckoCodeConfig: fix Gecko Code downloading

For some reason the server always redirects once to the same location.
---
 Source/Core/Core/GeckoCodeConfig.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Source/Core/Core/GeckoCodeConfig.cpp b/Source/Core/Core/GeckoCodeConfig.cpp
index 4e5dfd1642..cd7955e7bc 100644
--- a/Source/Core/Core/GeckoCodeConfig.cpp
+++ b/Source/Core/Core/GeckoCodeConfig.cpp
@@ -30,12 +30,15 @@ std::vector<GeckoCode> DownloadCodes(std::string gameid, bool* succeeded)
     break;
   }
 
-  std::string endpoint{"https://geckocodes.org/txt.php?txt=" + gameid};
+  std::string endpoint{"https://www.geckocodes.org/txt.php?txt=" + gameid};
   Common::HttpRequest http;
 
   // Circumvent high-tech DDOS protection
   http.SetCookies("challenge=BitMitigate.com;");
 
+  // The server always redirects once to the same location.
+  http.FollowRedirects(1);
+
   const Common::HttpRequest::Response response = http.Get(endpoint);
   *succeeded = response.has_value();
   if (!response)