make HTML & JS delivery optional

server/json-adapter.cc

@@ -124,6 +124,7 @@ struct JsonAdapter::Internal
 	bool        running = false;
 	bool        silent  = false;
 	bool        ignore_session_error = false;
+	bool        deliver_html = true;
 	ThreadPool  threads;
 	PEP_SESSION session = nullptr;
 	
@@ -525,6 +526,7 @@ JsonAdapter& JsonAdapter::do_sync(bool _do_sync)
 	return *this;
 }
 
+
 JsonAdapter& JsonAdapter::ignore_session_errors(bool _ig)
 {
 	check_guard();
@@ -533,6 +535,13 @@ JsonAdapter& JsonAdapter::ignore_session_errors(bool _ig)
 }
 
 
+JsonAdapter& JsonAdapter::deliver_html(bool dh)
+{
+	check_guard();
+	i->deliver_html = dh;
+	return *this;
+}
+
 
 void JsonAdapter::prepare_run(const std::string& address, unsigned start_port, unsigned end_port)
 {
@@ -626,8 +635,12 @@ void JsonAdapter::threadFunc()
 			throw std::runtime_error("Failed to create new evhttp.");
 		
 		evhttp_set_cb(evHttp.get(), ApiRequestUrl.c_str()    , ev_server::OnApiRequest    , this);
-		evhttp_set_cb(evHttp.get(), "/pep_functions.js"      , ev_server::OnGetFunctions  , this);
-		evhttp_set_gencb(evHttp.get(), ev_server::OnOtherRequest, nullptr);
+		
+		if(i->deliver_html)
+		{
+			evhttp_set_cb(evHttp.get(), "/pep_functions.js"      , ev_server::OnGetFunctions  , this);
+			evhttp_set_gencb(evHttp.get(), ev_server::OnOtherRequest, nullptr);
+		}
 		
 		if (i->sock == -1) // no port bound, yet
 		{

server/json-adapter.hh

@@ -32,6 +32,9 @@ public:
 	JsonAdapter& do_sync(bool _do_sync);
 	JsonAdapter& ignore_session_errors(bool _ig);
 	
+	// if called with "false" the JSON Adpapter would no longer deliver HTML and JavaScript files, only handle JSON-RPC requests
+	JsonAdapter& deliver_html(bool _deliver_html);
+	
 	// look for a free port to listen on
 	void prepare_run(const std::string& address, unsigned start_port, unsigned end_port);
 	

server/main.cc

@@ -19,6 +19,7 @@ bool debug_mode = false;
 bool do_sync    = false;
 bool ignore_missing_session = false;
 bool add_sharks = false;
+bool no_html    = false;
 
 uintptr_t status_handle = 0;
 
@@ -61,6 +62,7 @@ try
 		("logfile,l", po::value<std::string>(&logfile)->default_value(logfile),   "Name of the logfile. Can be \"stderr\" for log to stderr or empty for no log.")
 		("ignore-missing-session", po::bool_switch(&ignore_missing_session), "Ignore when no PEP_SESSION can be created.")
 		("add-sharks", po::bool_switch(&add_sharks), "Add sharks to the JSON Adapter.")
+		("no-html"   , po::bool_switch(&no_html   ), "Don't deliver HTML and JavaScript files, only accept JSON-RPC calls.")
 #ifdef _WIN32
 		((STATUS_HANDLE), po::value<uintptr_t>(&status_handle)->default_value(0), "Status file handle, for internal use.")
 #endif
@@ -125,6 +127,7 @@ try
 	JsonAdapter ja;
 	ja.do_sync( do_sync)
 	  .ignore_session_errors( ignore_missing_session)
+	  .deliver_html( !no_html )
 	  ;
 	/*
 	 * FIXME: why are exceptions risen after the instantiation of JsonAdapter