PaperMC/CraftBukkit-Patches/0035-Player-Collision-API.patch

From b4fc682655ad6d28c1c0a18306244a6e6daa8bf3 Mon Sep 17 00:00:00 2001
From: md_5 <md_5@live.com.au>
Date: Sat, 3 Aug 2013 19:27:07 +1000
Subject: [PATCH] Player Collision API


diff --git a/src/main/java/net/minecraft/server/EntityHuman.java b/src/main/java/net/minecraft/server/EntityHuman.java
index f0a757a..41619c1 100644
--- a/src/main/java/net/minecraft/server/EntityHuman.java
+++ b/src/main/java/net/minecraft/server/EntityHuman.java
@@ -377,6 +377,7 @@ public abstract class EntityHuman extends EntityLiving {
 
             List list = this.world.getEntities(this, axisalignedbb);
 
+            if (this.isCollidable()) { // Spigot: Add isCollidable() condition (second !this.isDead near bottom of EntityLiving)
             for (int i = 0; i < list.size(); ++i) {
                 Entity entity = (Entity) list.get(i);
 
@@ -384,6 +385,7 @@ public abstract class EntityHuman extends EntityLiving {
                     this.c(entity);
                 }
             }
+            } // Spigot 
         }
 
     }
diff --git a/src/main/java/net/minecraft/server/EntityLiving.java b/src/main/java/net/minecraft/server/EntityLiving.java
index 96a0571..7a0f06a 100644
--- a/src/main/java/net/minecraft/server/EntityLiving.java
+++ b/src/main/java/net/minecraft/server/EntityLiving.java
@@ -1969,7 +1969,7 @@ public abstract class EntityLiving extends Entity {
     protected void cn() {
         List list = this.world.a((Entity) this, this.getBoundingBox(), IEntitySelector.a(this));
 
-        if (!list.isEmpty()) {
+        if (this.isInteractable() && !list.isEmpty()) { // Spigot: Add isInteractable() condition
             for (int i = 0; i < list.size(); ++i) {
                 Entity entity = (Entity) list.get(i);
                 // TODO better check now?
diff --git a/src/main/java/net/minecraft/server/EntityPlayer.java b/src/main/java/net/minecraft/server/EntityPlayer.java
index 4e34d45..688b359 100644
--- a/src/main/java/net/minecraft/server/EntityPlayer.java
+++ b/src/main/java/net/minecraft/server/EntityPlayer.java
@@ -65,6 +65,21 @@ public class EntityPlayer extends EntityHuman implements ICrafting {
     public double maxHealthCache;
     public boolean joining = true;
     // CraftBukkit end
+    // Spigot start
+    public boolean collidesWithEntities = true;
+
+    @Override
+    public boolean isInteractable()
+    {
+        return this.collidesWithEntities && super.isInteractable(); // (first !this.isDead near bottom of EntityLiving)
+    }
+
+    @Override
+    public boolean isCollidable()
+    {
+        return this.collidesWithEntities && super.isCollidable(); // (second !this.isDead near bottom of EntityLiving)
+    }
+    // Spigot end
 
     public EntityPlayer(MinecraftServer minecraftserver, WorldServer worldserver, GameProfile gameprofile, PlayerInteractManager playerinteractmanager) {
         super(worldserver, gameprofile);
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index e93cedb..cdabd78 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -1407,6 +1407,19 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
     // Spigot start
     private final Player.Spigot spigot = new Player.Spigot()
     {
+
+        @Override
+        public boolean getCollidesWithEntities()
+        {
+            return getHandle().collidesWithEntities;
+        }
+
+        @Override
+        public void setCollidesWithEntities(boolean collides)
+        {
+            getHandle().collidesWithEntities = collides;
+            getHandle().i = collides; // First boolean of Entity
+        }
     };
 
     public Player.Spigot spigot()
-- 
2.5.0