Cleanup, fix so we can run RetroAchievements with https, and start doing that

Common/Net/HTTPClient.h

@@ -96,14 +96,6 @@ public:
 	HTTPDownload(RequestMethod method, const std::string &url, const std::string &postData, const std::string &postMime, const Path &outfile, ProgressBarMode progressBarMode = ProgressBarMode::DELAYED, const std::string &name = "");
 	~HTTPDownload();
 
-	void SetAccept(const char *mime) override {
-		acceptMime_ = mime;
-	}
-
-	void SetUserAgent(const std::string &userAgent) override {
-		userAgent_ = userAgent;
-	}
-
 	void Start() override;
 	void Join() override;
 
@@ -135,12 +127,10 @@ private:
 
 	RequestMethod method_;
 	std::string postData_;
-	std::string userAgent_;
 	Buffer buffer_;
 	std::vector<std::string> responseHeaders_;
 	Path outfile_;
 	std::thread thread_;
-	const char *acceptMime_ = "*/*";
 	std::string postMime_;
 	int resultCode_ = 0;
 	bool completed_ = false;

Common/Net/HTTPNaettRequest.cpp

@@ -110,8 +110,7 @@ bool HTTPSDownload::Done() {
 
 	completed_ = true;
 
-	if (callback_)
+	// The callback will be called later.
-		callback_(*this);
 	return true;
 }
 

Common/Net/HTTPNaettRequest.h

@@ -16,14 +16,6 @@ public:
 	HTTPSDownload(RequestMethod method, const std::string &url, const std::string &postData, const std::string &postMime, const Path &outfile, ProgressBarMode progressBarMode = ProgressBarMode::DELAYED, const std::string &name = "");
 	~HTTPSDownload();
 
-	void SetAccept(const char *mime) override {
-		acceptMime_ = mime;
-	}
-
-	void SetUserAgent(const std::string &userAgent) override {
-		userAgent_ = userAgent;
-	}
-
 	void Start() override;
 	void Join() override;
 
@@ -51,11 +43,9 @@ public:
 private:
 	RequestMethod method_;
 	std::string postData_;
-	std::string userAgent_;
 	Buffer buffer_;
 	std::vector<std::string> responseHeaders_;
 	Path outfile_;
-	const char *acceptMime_ = "*/*";
 	std::string postMime_;
 	int resultCode_ = 0;
 	bool completed_ = false;

Common/Net/HTTPRequest.h

@@ -26,8 +26,13 @@ public:
 	Download(const std::string &url, const std::string &name, bool *cancelled) : url_(url), name_(name), progress_(cancelled) {}
 	virtual ~Download() {}
 
-	virtual void SetAccept(const char *mime) = 0;
+	void SetAccept(const char *mime) {
-	virtual void SetUserAgent(const std::string &userAgent) = 0;
+		acceptMime_ = mime;
+	}
+
+	void SetUserAgent(const std::string &userAgent) {
+		userAgent_ = userAgent;
+	}
 
 	// NOTE: Completion callbacks (which these are) are deferred until RunCallback is called. This is so that
 	// the call will end up on the thread that calls g_DownloadManager.Update().
@@ -65,6 +70,9 @@ protected:
 	std::function<void(Download &)> callback_;
 	std::string url_;
 	std::string name_;
+	const char *acceptMime_ = "*/*";
+	std::string userAgent_;
+
 	net::RequestProgress progress_;
 
 private:

Core/RetroAchievements.cpp

@@ -349,8 +349,10 @@ void Initialize() {
 	// Provide a logging function to simplify debugging
 	rc_client_enable_logging(g_rcClient, RC_CLIENT_LOG_LEVEL_VERBOSE, log_message_callback);
 
-	// Disable SSL for now.
+	if (!System_GetPropertyBool(SYSPROP_SUPPORTS_HTTPS)) {
+		// Disable SSL if not supported by our platform implementation.
 		rc_client_set_host(g_rcClient, "http://retroachievements.org");
+	}
 
 	rc_client_set_event_handler(g_rcClient, event_handler_callback);