Add BridgeLink plugin (#365)

* Add BridgeLink plugin

* Make compile

Author: sebaszm

BridgeLink/BridgeLink.conf.in

@@ -0,0 +1,8 @@
+startmode = "Deactivated"
+
+configuration = JSON()
+
+configuration.add("interval", 10)
+configuration.add("retries", 255)
+configuration.add("source", "@PLUGIN_BRIDGELINK_SOURCE@")
+

BridgeLink/BridgeLink.cpp

@@ -0,0 +1,51 @@
+#include "BridgeLink.h"
+
+namespace Thunder
+{
+    namespace Plugin {
+
+        namespace {
+
+            static Metadata<BridgeLink> metadata(
+                // Version
+                1, 0, 0,
+                // Preconditions
+                {},
+                // Terminations
+                {},
+                // Controls
+                {} 
+            );
+        }
+
+        /* virtual */ const string BridgeLink::Initialize(PluginHost::IShell* service)
+        {
+            ASSERT (service != nullptr);
+            string message;
+            Config config;
+            config.FromString(service->ConfigLine());
+            _skipURL = static_cast<uint8_t>(service->WebPrefix().length());
+
+            if (config.Source.Value().empty() == true) {
+                message = _T("There is no address we can link to");
+            }
+            else {
+                _link.Initialize(config.Source.Value(), config.Retries.Value(), config.Interval.Value());
+                _callsign = service->Callsign();
+            }
+			return (EMPTY_STRING);
+		}
+
+        /* virtual */ void BridgeLink::Deinitialize(PluginHost::IShell* service VARIABLE_IS_NOT_USED)
+        {
+            _link.Deinitialize(Core::infinite);
+            _callsign.clear();
+		}
+
+        /* virtual */ string BridgeLink::Information() const
+        {
+            // No additional info to report.
+            return (string());
+        }
+	} // namespace Plugin
+} // namespace Thunder