From 8e7d051e768615166e96219284b331718afa4fdd Mon Sep 17 00:00:00 2001
From: Timo Ley <timo@leyt.xyz>
Date: Sun, 11 Apr 2021 16:11:42 +0200
Subject: [PATCH] Lasers respect FTB Claims

---
 build.gradle                                  |  5 ++++
 src/main/scala/edx/core/Electrodynamics.scala |  7 ++++-
 .../edx/core/ftbcompat/FTBCompatOff.java      | 11 ++++++++
 .../scala/edx/core/ftbcompat/FTBCompatOn.java | 27 +++++++++++++++++++
 .../scala/edx/core/ftbcompat/IFTBCompat.java  | 10 +++++++
 .../circuit/component/laser/Laser.scala       |  2 +-
 6 files changed, 60 insertions(+), 2 deletions(-)
 create mode 100644 src/main/scala/edx/core/ftbcompat/FTBCompatOff.java
 create mode 100644 src/main/scala/edx/core/ftbcompat/FTBCompatOn.java
 create mode 100644 src/main/scala/edx/core/ftbcompat/IFTBCompat.java

diff --git a/build.gradle b/build.gradle
index 3f749a92c..743b32bae 100644
--- a/build.gradle
+++ b/build.gradle
@@ -131,6 +131,10 @@ repositories {
         name = "ic2"
         url = "http://maven.ic2.player.to/"
     }
+    maven {
+        name = "curse"
+        url = "https://www.cursemaven.com/"
+    }
 }
 
 dependencies {
@@ -145,4 +149,5 @@ dependencies {
     compile "codechicken:NotEnoughItems:${config.version.minecraft}-${config.version.nei}:dev"
     compile "mcp.mobius.waila:Waila:1.5.8_dev3_1.7.10"
     compile "net.industrial-craft:industrialcraft-2:2.2.654-experimental:dev"
+    compile "curse.maven:ftbu-237102:2291494"
 }
diff --git a/src/main/scala/edx/core/Electrodynamics.scala b/src/main/scala/edx/core/Electrodynamics.scala
index 8e4c24a1d..8d0473b88 100644
--- a/src/main/scala/edx/core/Electrodynamics.scala
+++ b/src/main/scala/edx/core/Electrodynamics.scala
@@ -3,8 +3,9 @@ package edx.core
 import cpw.mods.fml.common.Mod.EventHandler
 import cpw.mods.fml.common.event.{FMLInitializationEvent, FMLPostInitializationEvent, FMLPreInitializationEvent}
 import cpw.mods.fml.common.network.NetworkRegistry
-import cpw.mods.fml.common.{Mod, SidedProxy}
+import cpw.mods.fml.common.{Loader, Mod, SidedProxy}
 import edx.basic.BasicContent
+import edx.core.ftbcompat.{FTBCompatOff, FTBCompatOn, IFTBCompat}
 import edx.core.handler.TextureHookHandler
 import edx.core.resource.AutoResourceFactory
 import edx.electrical.ElectricalContent
@@ -32,6 +33,7 @@ object Electrodynamics
   /** Packets */
   val packetHandler = ResonantEngine.packetHandler
   val loadables = new LoadableHandler
+  var ftbcompat: IFTBCompat = new FTBCompatOff
 
   @SidedProxy(clientSide = "edx.core.ClientProxy", serverSide = "edx.core.CommonProxy")
   var proxy: CommonProxy = _
@@ -62,6 +64,9 @@ object Electrodynamics
   @EventHandler
   def init(evt: FMLInitializationEvent)
   {
+    if (Loader.isModLoaded("FTBU")) {
+      ftbcompat = new FTBCompatOn
+    }
     ResonantPartFactory.init()
     AutoResourceFactory.init()
     loadables.init()
diff --git a/src/main/scala/edx/core/ftbcompat/FTBCompatOff.java b/src/main/scala/edx/core/ftbcompat/FTBCompatOff.java
new file mode 100644
index 000000000..5287bcc97
--- /dev/null
+++ b/src/main/scala/edx/core/ftbcompat/FTBCompatOff.java
@@ -0,0 +1,11 @@
+package edx.core.ftbcompat;
+
+import net.minecraft.util.Vec3;
+import net.minecraft.world.World;
+
+public class FTBCompatOff implements IFTBCompat {
+    @Override
+    public boolean canDestroyBlock(Vec3 blockpos, Vec3 laserpos, World world) {
+        return true;
+    }
+}
diff --git a/src/main/scala/edx/core/ftbcompat/FTBCompatOn.java b/src/main/scala/edx/core/ftbcompat/FTBCompatOn.java
new file mode 100644
index 000000000..bfd4d6de0
--- /dev/null
+++ b/src/main/scala/edx/core/ftbcompat/FTBCompatOn.java
@@ -0,0 +1,27 @@
+package edx.core.ftbcompat;
+
+import ftb.utils.world.LMWorldServer;
+import ftb.utils.world.claims.ClaimedChunk;
+import net.minecraft.util.Vec3;
+import net.minecraft.world.World;
+
+public class FTBCompatOn implements IFTBCompat {
+    @Override
+    public boolean canDestroyBlock(Vec3 blockpos, Vec3 laserpos, World world) {
+        int bcx = ((int) blockpos.xCoord) >> 4;
+        int bcz = ((int) blockpos.zCoord) >> 4;
+        int lcx = ((int) laserpos.xCoord) >> 4;
+        int lcz = ((int) laserpos.zCoord) >> 4;
+
+        ClaimedChunk bchunk = LMWorldServer.inst.claimedChunks.getChunk(world.provider.dimensionId, bcx, bcz);
+        ClaimedChunk lchunk = LMWorldServer.inst.claimedChunks.getChunk(world.provider.dimensionId, lcx, lcz);
+
+        if (bchunk == null) {
+            return true;
+        } else if (lchunk == null) {
+            return false;
+        } else {
+            return bchunk.ownerID == lchunk.ownerID;
+        }
+    }
+}
diff --git a/src/main/scala/edx/core/ftbcompat/IFTBCompat.java b/src/main/scala/edx/core/ftbcompat/IFTBCompat.java
new file mode 100644
index 000000000..8a88df807
--- /dev/null
+++ b/src/main/scala/edx/core/ftbcompat/IFTBCompat.java
@@ -0,0 +1,10 @@
+package edx.core.ftbcompat;
+
+import net.minecraft.util.Vec3;
+import net.minecraft.world.World;
+
+public interface IFTBCompat {
+
+    boolean canDestroyBlock(Vec3 blockpos, Vec3 laserpos, World world);
+
+}
diff --git a/src/main/scala/edx/electrical/circuit/component/laser/Laser.scala b/src/main/scala/edx/electrical/circuit/component/laser/Laser.scala
index 460fd84c3..39619fcc2 100644
--- a/src/main/scala/edx/electrical/circuit/component/laser/Laser.scala
+++ b/src/main/scala/edx/electrical/circuit/component/laser/Laser.scala
@@ -88,7 +88,7 @@ object Laser
             /**
              * Attempt to burn block
              */
-            if (!world.isRemote)
+            if (!world.isRemote && Electrodynamics.ftbcompat.canDestroyBlock(hitBlockPos.toVec3, start.toVec3, world))
             {
               val hardness = hitBlock.getBlockHardness(world, hitBlockPos.x.toInt, hitBlockPos.y.toInt, hitBlockPos.z.toInt)