revert improvements from b284f46

See more: https://github.com/GTNewHorizons/EnderIO/pull/118

src/main/java/crazypants/enderio/config/Config.java

@@ -84,6 +84,8 @@ public final class Config {
     public static boolean reinforcedObsidianEnabled = true;
     public static boolean reinforcedObsidianUseDarkSteelBlocks = false;
 
+    public static boolean enforceOfflinePlayerUUID = false;
+
     public static boolean useAlternateBinderRecipe = false;
 
     public static boolean useAlternateTesseractModel = false;
@@ -1035,6 +1037,13 @@ public final class Config {
                 "Enable per tick sampling on individual power inputs and outputs. This allows slightly more detailed messages from the RF Reader but has a negative impact on server performance.")
                 .getBoolean(detailedPowerTrackingEnabled);
 
+        enforceOfflinePlayerUUID = config.get(
+                sectionAdvanced.name,
+                "enforceOfflinePlayerUUID",
+                false,
+                "Enforces to use the players offline UUID. Recommendet to use before creating your world, otherwise it might breaks all secuity related things.")
+                .getBoolean(enforceOfflinePlayerUUID);
+
         useSneakMouseWheelYetaWrench = config.get(
                 sectionPersonal.name,
                 "useSneakMouseWheelYetaWrench",

src/main/java/crazypants/util/UserIdent.java

@@ -6,6 +6,7 @@ import javax.annotation.Nonnull;
 import javax.annotation.Nullable;
 
 import net.minecraft.nbt.NBTTagCompound;
+import net.minecraft.server.MinecraftServer;
 import net.minecraftforge.common.UsernameCache;
 
 import com.enderio.core.common.util.PlayerUtil;
@@ -13,6 +14,7 @@ import com.google.common.base.Charsets;
 import com.mojang.authlib.GameProfile;
 
 import crazypants.enderio.Log;
+import crazypants.enderio.config.Config;
 
 public class UserIdent {
 
@@ -76,7 +78,7 @@ public class UserIdent {
      * changes, implement them and write a log message.
      */
     public static @Nonnull UserIdent create(@Nonnull String suuid, @Nullable String playerName) {
-        if (NONE_MARKER.equals(suuid)) {
+        if (NONE_MARKER.equals(suuid) || Config.enforceOfflinePlayerUUID) {
             return new UserIdent(null, playerName);
         }
         try {
@@ -110,8 +112,7 @@ public class UserIdent {
      */
     public static @Nonnull UserIdent create(@Nullable GameProfile gameProfile) {
         if (gameProfile != null && (gameProfile.getId() != null || gameProfile.getName() != null)) {
-            if (gameProfile.getId() != null && gameProfile.getName() != null
-                    && gameProfile.getId().equals(offlineUUID(gameProfile.getName()))) {
+            if (gameProfile.getName() != null && (Config.enforceOfflinePlayerUUID || !isOnlineMode())) {
                 return new UserIdent(null, gameProfile.getName());
             } else {
                 return new UserIdent(gameProfile.getId(), gameProfile.getName());
@@ -121,6 +122,11 @@ public class UserIdent {
         }
     }
 
+    private static boolean isOnlineMode() {
+        MinecraftServer server = MinecraftServer.getServer();
+        return server != null ? server.isServerInOnlineMode() : true;
+    }
+
     private static @Nonnull UUID offlineUUID(String playerName) {
         UUID result = UUID.nameUUIDFromBytes(("OfflinePlayer:" + playerName).getBytes(Charsets.UTF_8));
         return result != null ? result : new UUID(-1, -1);
@@ -221,6 +227,9 @@ public class UserIdent {
 
         @Override
         public boolean equals(Object obj) {
+            if (obj instanceof UUID) {
+                return getUUID().equals(obj);
+            }
             return this == obj;
         }