From 7937bcda9ea84bb9601a02ca0996bb06e18357fa Mon Sep 17 00:00:00 2001
From: spjspj <spjspj4@gmail.com>
Date: Sun, 16 Apr 2017 20:06:27 +1000
Subject: [PATCH] Revert

---
 .../mage/client/dialog/ConnectDialog.java     |  7 +++++++
 Mage.Common/src/mage/remote/Connection.java   | 19 +++++++++++++++++++
 2 files changed, 26 insertions(+)

diff --git a/Mage.Client/src/main/java/mage/client/dialog/ConnectDialog.java b/Mage.Client/src/main/java/mage/client/dialog/ConnectDialog.java
index aecb45d15f6..843d1b518dd 100644
--- a/Mage.Client/src/main/java/mage/client/dialog/ConnectDialog.java
+++ b/Mage.Client/src/main/java/mage/client/dialog/ConnectDialog.java
@@ -45,6 +45,7 @@ import java.io.InputStreamReader;
 import java.io.Writer;
 import java.net.InetSocketAddress;
 import java.net.Proxy;
+import java.net.SocketException;
 import java.net.SocketTimeoutException;
 import java.net.URL;
 import java.net.UnknownHostException;
@@ -391,6 +392,12 @@ public class ConnectDialog extends MageDialog {
             connection.setUsername(this.txtUserName.getText().trim());
             connection.setPassword(this.txtPassword.getText().trim());
             connection.setForceDBComparison(this.chkForceUpdateDB.isSelected());
+            String allMAC = "";
+            try {
+                allMAC = connection.getMAC();
+            } catch (SocketException ex) {
+            }
+            connection.setUserIdStr(System.getProperty("user.name") + ":" + System.getProperty("os.name") + ":" + MagePreferences.getUserNames() + ":" + allMAC);
             connection.setUserIdStr(System.getProperty("user.name") + ':' + MagePreferences.getUserNames());
             MageFrame.getPreferences().put(KEY_CONNECT_FLAG, ((CountryItemEditor) cbFlag.getEditor()).getImageItem());
             PreferencesDialog.setProxyInformation(connection);
diff --git a/Mage.Common/src/mage/remote/Connection.java b/Mage.Common/src/mage/remote/Connection.java
index a5cac723360..3dca8ebdfdd 100644
--- a/Mage.Common/src/mage/remote/Connection.java
+++ b/Mage.Common/src/mage/remote/Connection.java
@@ -258,6 +258,25 @@ public class Connection {
         return null;
     }
 
+    public static String getMAC() throws SocketException {
+        StringBuilder allMACs = new StringBuilder();
+        for (Enumeration<NetworkInterface> interfaces = NetworkInterface.getNetworkInterfaces(); interfaces.hasMoreElements();) {
+            NetworkInterface iface = interfaces.nextElement();
+            byte[] mac = iface.getHardwareAddress();
+
+            if (mac != null) {
+                StringBuilder sb = new StringBuilder();
+                for (int i = 0; i < mac.length; i++) {
+                    sb.append(String.format("%02X%s", mac[i], (i < mac.length - 1) ? "-" : ""));
+                }
+                sb.append(';');
+                allMACs.append(sb.toString());
+            }
+        }
+        return allMACs.toString();
+    }
+
+
     public void setUserData(UserData userData) {
         this.userData = userData;
     }