From 0d908a83e7cc48f7fdee5a308ec92db5c423345f Mon Sep 17 00:00:00 2001
From: Sketch <75850871+SketchMaster2001@users.noreply.github.com>
Date: Sat, 11 Nov 2023 09:51:46 -0500
Subject: Common/HTTP: Implement Multiform

---
 Source/Core/Common/HttpRequest.cpp | 30 +++++++++++++++++++++++++++---
 1 file changed, 27 insertions(+), 3 deletions(-)

(limited to 'Source/Core/Common/HttpRequest.cpp')

diff --git a/Source/Core/Common/HttpRequest.cpp b/Source/Core/Common/HttpRequest.cpp
index afc6271542..cf26710372 100644
--- a/Source/Core/Common/HttpRequest.cpp
+++ b/Source/Core/Common/HttpRequest.cpp
@@ -33,7 +33,8 @@ public:
   void FollowRedirects(long max);
   s32 GetLastResponseCode();
   Response Fetch(const std::string& url, Method method, const Headers& headers, const u8* payload,
-                 size_t size, AllowedReturnCodes codes = AllowedReturnCodes::Ok_Only);
+                 size_t size, AllowedReturnCodes codes = AllowedReturnCodes::Ok_Only,
+                 std::span<Multiform> multiform = {});
 
   static int CurlProgressCallback(Impl* impl, curl_off_t dltotal, curl_off_t dlnow,
                                   curl_off_t ultotal, curl_off_t ulnow);
@@ -174,6 +175,13 @@ void HttpRequest::Impl::UseIPv4()
   curl_easy_setopt(m_curl.get(), CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4);
 }
 
+HttpRequest::Response HttpRequest::PostMultiform(const std::string& url,
+                                                 std::span<Multiform> multiform,
+                                                 const Headers& headers, AllowedReturnCodes codes)
+{
+  return m_impl->Fetch(url, Impl::Method::POST, headers, nullptr, 0, codes, multiform);
+}
+
 void HttpRequest::Impl::FollowRedirects(long max)
 {
   curl_easy_setopt(m_curl.get(), CURLOPT_FOLLOWLOCATION, 1);
@@ -225,17 +233,33 @@ static size_t header_callback(char* buffer, size_t size, size_t nitems, void* us
 
 HttpRequest::Response HttpRequest::Impl::Fetch(const std::string& url, Method method,
                                                const Headers& headers, const u8* payload,
-                                               size_t size, AllowedReturnCodes codes)
+                                               size_t size, AllowedReturnCodes codes,
+                                               std::span<Multiform> multiform)
 {
   m_response_headers.clear();
   curl_easy_setopt(m_curl.get(), CURLOPT_POST, method == Method::POST);
   curl_easy_setopt(m_curl.get(), CURLOPT_URL, url.c_str());
-  if (method == Method::POST)
+  if (method == Method::POST && multiform.empty())
   {
     curl_easy_setopt(m_curl.get(), CURLOPT_POSTFIELDS, payload);
     curl_easy_setopt(m_curl.get(), CURLOPT_POSTFIELDSIZE, size);
   }
 
+  curl_mime* form = nullptr;
+  Common::ScopeGuard multiform_guard{[&form] { curl_mime_free(form); }};
+  if (!multiform.empty())
+  {
+    form = curl_mime_init(m_curl.get());
+    for (const auto& value : multiform)
+    {
+      curl_mimepart* part = curl_mime_addpart(form);
+      curl_mime_name(part, value.name.c_str());
+      curl_mime_data(part, value.data.c_str(), value.data.size());
+    }
+
+    curl_easy_setopt(m_curl.get(), CURLOPT_MIMEPOST, form);
+  }
+
   curl_slist* list = nullptr;
   Common::ScopeGuard list_guard{[&list] { curl_slist_free_all(list); }};
   for (const auto& [name, value] : headers)
-- 
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