Remove items that teleport across dimensions

Quick fix for SpongePowered/Sponge#2103

build.gradle

@@ -27,7 +27,7 @@ targetCompatibility = 1.8
 
 group = "io.github.lxgaming"
 archivesBaseName = "Sledgehammer"
-version = "1.12.2-1.2.9"
+version = "1.12.2-1.2.10"
 
 minecraft {
     version = "1.12.2-14.23.4.2705"

src/main/java/io/github/lxgaming/sledgehammer/Sledgehammer.java

@@ -63,6 +63,7 @@ private void registerMappings() {
         getIntegrationMappings().put("io.github.lxgaming.sledgehammer.integrations.PrimalIntegration", IntegrationCategory::isPrimal);
         getIntegrationMappings().put("io.github.lxgaming.sledgehammer.integrations.SpongeIntegration_Border", IntegrationCategory::isSpongeBorder);
         getIntegrationMappings().put("io.github.lxgaming.sledgehammer.integrations.SpongeIntegration_Death", IntegrationCategory::isSpongeDeath);
+        getIntegrationMappings().put("io.github.lxgaming.sledgehammer.integrations.SpongeIntegration_ItemTeleport", IntegrationCategory::isSpongeItemTeleport);
         getIntegrationMappings().put("io.github.lxgaming.sledgehammer.integrations.SpongeIntegration_Phase", IntegrationCategory::isSpongePhase);
 
         // Mixin Core

src/main/java/io/github/lxgaming/sledgehammer/SledgehammerPlugin.java

@@ -23,6 +23,7 @@
 import io.github.lxgaming.sledgehammer.integrations.PrimalIntegration;
 import io.github.lxgaming.sledgehammer.integrations.SpongeIntegration_Border;
 import io.github.lxgaming.sledgehammer.integrations.SpongeIntegration_Death;
+import io.github.lxgaming.sledgehammer.integrations.SpongeIntegration_ItemTeleport;
 import io.github.lxgaming.sledgehammer.integrations.SpongeIntegration_Phase;
 import io.github.lxgaming.sledgehammer.managers.CommandManager;
 import io.github.lxgaming.sledgehammer.managers.IntegrationManager;
@@ -62,6 +63,7 @@ public void onGameInitialization(GameInitializationEvent event) {
         IntegrationManager.registerIntegration(PrimalIntegration.class);
         IntegrationManager.registerIntegration(SpongeIntegration_Border.class);
         IntegrationManager.registerIntegration(SpongeIntegration_Death.class);
+        IntegrationManager.registerIntegration(SpongeIntegration_ItemTeleport.class);
         IntegrationManager.registerIntegration(SpongeIntegration_Phase.class);
     }
 

src/main/java/io/github/lxgaming/sledgehammer/configuration/category/IntegrationCategory.java

@@ -37,6 +37,9 @@ public class IntegrationCategory {
     @Setting(value = "sponge-death", comment = "Prevent sending blank death messages")
     private boolean spongeDeath = false;
 
+    @Setting(value = "sponge-item-teleport", comment = "Deletes any items that teleport across dimensions")
+    private boolean spongeItemTeleport = false;
+
     @Setting(value = "sponge-phase", comment = "Fixes https://github.com/SpongePowered/SpongeForge/issues/2355")
     private boolean spongePhase = false;
 
@@ -60,6 +63,10 @@ public boolean isSpongeDeath() {
         return spongeDeath;
     }
 
+    public boolean isSpongeItemTeleport() {
+        return spongeItemTeleport;
+    }
+
     public boolean isSpongePhase() {
         return spongePhase;
     }

src/main/java/io/github/lxgaming/sledgehammer/configuration/category/MessageCategory.java

@@ -25,7 +25,14 @@ public class MessageCategory {
     @Setting(value = "move-outside-border", comment = "Sent to the player when attempting to move outside the world border")
     private String moveOutsideBorder = "&cCannot move outside of the world border";
 
+    @Setting(value = "item-teleport", comment = "Sent to the player when a thrown item gets deleted")
+    private String itemTeleport = "&f[ITEM] &cwas lost in time and space";
+
     public String getMoveOutsideBorder() {
         return moveOutsideBorder;
     }
+
+    public String getItemTeleport() {
+        return itemTeleport;
+    }
 }

src/main/java/io/github/lxgaming/sledgehammer/integrations/SpongeIntegration_Border.java

@@ -21,7 +21,7 @@
 import io.github.lxgaming.sledgehammer.configuration.Config;
 import io.github.lxgaming.sledgehammer.configuration.category.MessageCategory;
 import io.github.lxgaming.sledgehammer.util.Toolbox;
-import org.codehaus.plexus.util.StringUtils;
+import org.apache.commons.lang3.StringUtils;
 import org.spongepowered.api.Sponge;
 import org.spongepowered.api.entity.living.player.Player;
 import org.spongepowered.api.event.Listener;

src/main/java/io/github/lxgaming/sledgehammer/integrations/SpongeIntegration_ItemTeleport.java

@@ -0,0 +1,60 @@
+/*
+ * Copyright 2018 Alex Thomson
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.github.lxgaming.sledgehammer.integrations;
+
+import io.github.lxgaming.sledgehammer.Sledgehammer;
+import io.github.lxgaming.sledgehammer.configuration.Config;
+import io.github.lxgaming.sledgehammer.configuration.category.MessageCategory;
+import io.github.lxgaming.sledgehammer.util.Toolbox;
+import org.apache.commons.lang3.StringUtils;
+import org.spongepowered.api.Sponge;
+import org.spongepowered.api.entity.Item;
+import org.spongepowered.api.event.Listener;
+import org.spongepowered.api.event.Order;
+import org.spongepowered.api.event.entity.MoveEntityEvent;
+import org.spongepowered.api.event.filter.cause.Root;
+import org.spongepowered.api.text.Text;
+
+public class SpongeIntegration_ItemTeleport extends AbstractIntegration {
+
+    public SpongeIntegration_ItemTeleport() {
+        addDependency("sponge");
+    }
+
+    @Override
+    public boolean prepareIntegration() {
+        Sponge.getEventManager().registerListeners(Sledgehammer.getInstance().getPluginContainer(), this);
+        return true;
+    }
+
+    @Listener(order = Order.LAST)
+    public void onMoveEntity(MoveEntityEvent.Teleport event, @Root Item item) {
+        if (event.getFromTransform().getExtent() == event.getToTransform().getExtent()) {
+            return;
+        }
+
+        event.setCancelled(true);
+        item.remove();
+
+        Sledgehammer.getInstance().debugMessage("Item {} removed", item.getItemType().getId());
+        Sledgehammer.getInstance().getConfig().map(Config::getMessageCategory).map(MessageCategory::getItemTeleport).filter(StringUtils::isNotBlank).ifPresent(message -> {
+            item.getCreator().flatMap(Sponge.getServer()::getPlayer).ifPresent(player -> {
+                player.sendMessage(Text.of(Toolbox.getTextPrefix(), Toolbox.convertColor(message.replace("[ITEM]", item.getItemType().getId()))));
+            });
+        });
+    }
+}

src/main/java/io/github/lxgaming/sledgehammer/util/Reference.java

@@ -20,7 +20,7 @@ public class Reference {
 
     public static final String PLUGIN_ID = "sledgehammer";
     public static final String PLUGIN_NAME = "Sledgehammer";
-    public static final String PLUGIN_VERSION = "1.12.2-1.2.9";
+    public static final String PLUGIN_VERSION = "1.12.2-1.2.10";
     public static final String DESCRIPTION = "Smashes the stupid out of the server.";
     public static final String AUTHORS = "LX_Gaming";
     public static final String SOURCE = "https://github.com/LXGaming/Sledgehammer/";