Initial commit

scripting/include/smlib/server.inc

@@ -0,0 +1,135 @@
+#if defined _smlib_server_included
+	#endinput
+#endif
+#define _smlib_server_included
+
+#include <sourcemod>
+#include <smlib/general>
+
+/*
+ * Gets the server's public/external (default) or
+ * private/local (usually server's behind a NAT) IP.
+ * If your server is behind a NAT Router, you need the SteamTools
+ * extension available at http://forums.alliedmods.net/showthread.php?t=129763
+ * to get the public IP. <steamtools> has to be included BEFORE <smlib>.
+ * If the server is not behind NAT, the public IP is the same as the private IP.
+ *
+ * @param public		Set to true to retrieve the server's public/external IP, false otherwise.
+ * @return				Long IP or 0 if the IP couldn't be retrieved.
+ */
+stock int Server_GetIP(bool public_=true)
+{
+	int ip = 0;
+
+	static ConVar cvHostip = null;
+
+	if (cvHostip == INVALID_HANDLE) {
+		cvHostip = FindConVar("hostip");
+		MarkNativeAsOptional("Steam_GetPublicIP");
+	}
+
+	if (cvHostip != INVALID_HANDLE) {
+		ip = cvHostip.IntValue;
+	}
+
+	if (ip != 0 && IsIPLocal(ip) == public_) {
+		ip = 0;
+	}
+
+#if defined _steamtools_included
+	if (ip == 0) {
+		if (CanTestFeatures() && GetFeatureStatus(FeatureType_Native, "Steam_GetPublicIP") == FeatureStatus_Available) {
+			int octets[4];
+			Steam_GetPublicIP(octets);
+
+			ip =
+				octets[0] << 24	|
+				octets[1] << 16	|
+				octets[2] << 8	|
+				octets[3];
+
+			if (IsIPLocal(ip) == public_) {
+				ip = 0;
+			}
+		}
+	}
+#endif
+
+	return ip;
+}
+
+/*
+ * Gets the server's public/external (default) or
+ * private/local (usually server's behind a NAT) as IP String in dotted format.
+ * If your server is behind a NAT Router, you need the SteamTools
+ * extension available at http://forums.alliedmods.net/showthread.php?t=129763
+ * to get the public IP. <steamtools> has to be included BEFORE <smlib>.
+ * If the public IP couldn't be found, an empty String is returned.
+ * If the server is not behind NAT, the public IP is the same as the private IP.
+ *
+ * @param buffer		String buffer (size=16)
+ * @param size			String buffer size.
+ * @param public		Set to true to retrieve the server's public/external IP, false otherwise.
+ * @return				True on success, false otherwise.
+ */
+stock bool Server_GetIPString(char[] buffer, int size, bool public_=true)
+{
+	int ip;
+
+	if ((ip = Server_GetIP(public_)) == 0) {
+		buffer[0] = '\0';
+		return false;
+	}
+
+	LongToIP(ip, buffer, size);
+
+	return true;
+}
+
+/*
+ * Gets the server's local port.
+ *
+ * @noparam
+ * @return			The server's port, 0 if there is no port.
+ */
+stock int Server_GetPort()
+{
+	static ConVar cvHostport = null;
+
+	if (cvHostport == INVALID_HANDLE) {
+		cvHostport = FindConVar("hostport");
+	}
+
+	if (cvHostport == INVALID_HANDLE) {
+		return 0;
+	}
+
+	int port = cvHostport.IntValue;
+
+	return port;
+}
+
+/*
+ * Gets the server's hostname
+ *
+ * @param hostname		String buffer
+ * @param size			String buffer size
+ * @return				True on success, false otherwise.
+ */
+stock bool Server_GetHostName(char[] buffer, int size)
+{
+	static ConVar cvHostname = null;
+
+	if (cvHostname == INVALID_HANDLE) {
+		cvHostname = FindConVar("hostname");
+	}
+
+	if (cvHostname == INVALID_HANDLE) {
+		buffer[0] = '\0';
+		return false;
+	}
+
+	cvHostname.GetString(buffer, size);
+
+	return true;
+}