From bb1eb0b48a650afa42cd1f4aab9f9f95dc071bd6 Mon Sep 17 00:00:00 2001
From: Japa <japa.mala.illo@gmail.com>
Date: Tue, 3 Oct 2017 19:48:37 +0530
Subject: [PATCH] Use a config file to enable outside connections.

---
 dfhack-config/remote-server.cfg |  2 ++
 library/RemoteServer.cpp        | 29 +++++++++++++++++++++++++++--
 2 files changed, 29 insertions(+), 2 deletions(-)
 create mode 100644 dfhack-config/remote-server.cfg

diff --git a/dfhack-config/remote-server.cfg b/dfhack-config/remote-server.cfg
new file mode 100644
index 000000000..877f06179
--- /dev/null
+++ b/dfhack-config/remote-server.cfg
@@ -0,0 +1,2 @@
+#change this to true to allow remote RPC connections from other devices.
+allow-remote-connections=false
\ No newline at end of file
diff --git a/library/RemoteServer.cpp b/library/RemoteServer.cpp
index f27bb36ee..4a4787006 100644
--- a/library/RemoteServer.cpp
+++ b/library/RemoteServer.cpp
@@ -379,8 +379,33 @@ bool ServerMain::listen(int port)
 
     socket->Initialize();
 
-    if (!socket->Listen(NULL, port))
-        return false;
+	bool allow_remote = false;
+	std::string filename("dfhack-config/remote-server.cfg");
+
+	std::ifstream configFile(filename);
+	if (configFile.is_open())
+	{
+		std::string line;
+		while (std::getline(configFile, line))
+		{
+			if (line.compare(0, 1, "#") == 0)
+				continue;
+			if (line.compare(0, 24, "allow-remote-connections") == 0)
+			{
+				allow_remote = (line.compare(25, std::string::npos, "true") == 0);
+			}
+		}
+	}
+	if (allow_remote)
+	{
+		if (!socket->Listen(NULL, port))
+			return false;
+	}
+	else
+	{
+		if (!socket->Listen("127.0.0.1", port))
+			return false;
+	}
 
     thread = new tthread::thread(threadFn, this);
     thread->detach();