goauth

Fabric plugin for enhanced whitelists
git clone git://git.bain.cz/goauth.git
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UserCacheMixin.java (1392B)

      1 package cz.bain.plugins.goauth.mixin;
      2 
      3 import com.mojang.authlib.GameProfile;
      4 import com.mojang.authlib.GameProfileRepository;
      5 import cz.bain.plugins.goauth.Goauth;
      6 import net.minecraft.entity.player.PlayerEntity;
      7 import net.minecraft.util.UserCache;
      8 import org.spongepowered.asm.mixin.Mixin;
      9 import org.spongepowered.asm.mixin.Shadow;
     10 import org.spongepowered.asm.mixin.injection.At;
     11 import org.spongepowered.asm.mixin.injection.Inject;
     12 import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
     13 
     14 import java.util.Optional;
     15 
     16 @Mixin(UserCache.class)
     17 public abstract class UserCacheMixin {
     18 
     19     @Shadow
     20     private static boolean shouldUseRemote() {
     21         return false;
     22     }
     23 
     24     /**
     25      * Override UUIDs when server is in offline mode
     26      */
     27     @Inject(at = @At(value = "RETURN"), method = "findProfileByName", cancellable = true)
     28     private static void findProfileByNameInject(GameProfileRepository repository, String name, CallbackInfoReturnable<Optional<GameProfile>> cir) {
     29         if (!shouldUseRemote() && cir.getReturnValue().isPresent()) {
     30             GameProfile profile = cir.getReturnValue().get();
     31             Goauth.LOGGER.info("changin uuid");
     32             cir.setReturnValue(Optional.of(
     33                     new GameProfile(PlayerEntity.getUuidFromProfile(new GameProfile(null, profile.getName())), profile.getName())
     34             ));
     35         }
     36     }
     37 }