add socketio, http post & get

src/THeartbeatThread.cpp

@@ -0,0 +1,57 @@
+#include "THeartbeatThread.h"
+
+#include "Http.h"
+#include "SocketIO.h"
+
+THeartbeatThread::THeartbeatThread() {
+}
+
+void THeartbeatThread::operator()() {
+    std::string Body;
+    std::string T;
+
+    // these are "hot-change" related variables
+    static std::string Last = "";
+
+    static std::chrono::high_resolution_clock::time_point LastNormalUpdateTime = std::chrono::high_resolution_clock::now();
+    bool isAuth = false;
+    while (true) {
+        Body = GenerateCall();
+        // a hot-change occurs when a setting has changed, to update the backend of that change.
+        auto Now = std::chrono::high_resolution_clock::now();
+        if (Last == Body && (Now - LastNormalUpdateTime) < std::chrono::seconds(30)) {
+            std::this_thread::sleep_for(std::chrono::seconds(5));
+            continue;
+        }
+        Last = Body;
+        LastNormalUpdateTime = Now;
+        if (!Application::Settings.CustomIP.empty())
+            Body += "&ip=" + Application::Settings.CustomIP;
+
+        T = Http::POST("backend.beammp.com", "/heartbeat", {}, Body, false);
+
+        if (T.substr(0, 2) != "20") {
+            //Backend system refused server startup!
+            std::this_thread::sleep_for(std::chrono::milliseconds(500));
+            T = Http::POST("backend.beammp.com", "/heartbeat", {}, Body, false);
+            // TODO backup2 + HTTP flag (no TSL)
+            if (T.substr(0, 2) != "20") {
+                warn("Backend system refused server! Server might not show in the public list");
+                debug("server returned \"" + T + "\"");
+                isAuth = false;
+            }
+        }
+
+        if (!isAuth) {
+            if (T == "2000") {
+                info(("Authenticated!"));
+                isAuth = true;
+            } else if (T == "200") {
+                info(("Resumed authenticated session!"));
+                isAuth = true;
+            }
+        }
+
+        SocketIO::Get().SetAuthenticated(isAuth);
+    }
+}