PaperSpigot-Parent/CraftBukkit-Patches/0137-Allow-Attribute-Capping.patch

From 8c1f3c1d533505cf492769301b6a2b7a613291cd Mon Sep 17 00:00:00 2001
From: md_5 <git@md-5.net>
Date: Mon, 28 Jul 2014 16:55:51 +1000
Subject: [PATCH] Allow Attribute Capping.

Apply some sensible defaults and allow server owners to customize the maximum values of selected common attributes.

diff --git a/src/main/java/net/minecraft/server/AttributeRanged.java b/src/main/java/net/minecraft/server/AttributeRanged.java
index 13602f0..838daed 100644
--- a/src/main/java/net/minecraft/server/AttributeRanged.java
+++ b/src/main/java/net/minecraft/server/AttributeRanged.java
@@ -3,7 +3,7 @@ package net.minecraft.server;
 public class AttributeRanged extends AttributeBase {
 
     private final double a;
-    private final double b;
+    public double b; // Spigot
     private String c;
 
     public AttributeRanged(IAttribute iattribute, String s, double d0, double d1, double d2) {
diff --git a/src/main/java/net/minecraft/server/GenericAttributes.java b/src/main/java/net/minecraft/server/GenericAttributes.java
index 3ed721a..0cc3e2f 100644
--- a/src/main/java/net/minecraft/server/GenericAttributes.java
+++ b/src/main/java/net/minecraft/server/GenericAttributes.java
@@ -9,11 +9,13 @@ import org.apache.logging.log4j.Logger;
 public class GenericAttributes {
 
     private static final Logger f = LogManager.getLogger();
-    public static final IAttribute maxHealth = (new AttributeRanged((IAttribute) null, "generic.maxHealth", 20.0D, 0.0D, 1024.0D)).a("Max Health").a(true);
+    // Spigot start
+    public static final IAttribute maxHealth = (new AttributeRanged((IAttribute) null, "generic.maxHealth", 20.0D, 0.1D,  org.spigotmc.SpigotConfig.maxHealth)).a("Max Health").a(true);
     public static final IAttribute FOLLOW_RANGE = (new AttributeRanged((IAttribute) null, "generic.followRange", 32.0D, 0.0D, 2048.0D)).a("Follow Range");
     public static final IAttribute c = (new AttributeRanged((IAttribute) null, "generic.knockbackResistance", 0.0D, 0.0D, 1.0D)).a("Knockback Resistance");
-    public static final IAttribute MOVEMENT_SPEED = (new AttributeRanged((IAttribute) null, "generic.movementSpeed", 0.699999988079071D, 0.0D, 1024.0D)).a("Movement Speed").a(true);
-    public static final IAttribute ATTACK_DAMAGE = new AttributeRanged((IAttribute) null, "generic.attackDamage", 2.0D, 0.0D, 2048.0D);
+    public static final IAttribute MOVEMENT_SPEED = (new AttributeRanged((IAttribute) null, "generic.movementSpeed", 0.699999988079071D, 0.0D, org.spigotmc.SpigotConfig.movementSpeed)).a("Movement Speed").a(true);
+    public static final IAttribute ATTACK_DAMAGE = new AttributeRanged((IAttribute) null, "generic.attackDamage", 2.0D, 0.0D, org.spigotmc.SpigotConfig.attackDamage);
+    // Spigot end
 
     public static NBTTagList a(AttributeMapBase attributemapbase) {
         NBTTagList nbttaglist = new NBTTagList();
diff --git a/src/main/java/org/spigotmc/SpigotConfig.java b/src/main/java/org/spigotmc/SpigotConfig.java
index 2a23a4e..a187598 100644
--- a/src/main/java/org/spigotmc/SpigotConfig.java
+++ b/src/main/java/org/spigotmc/SpigotConfig.java
@@ -14,6 +14,8 @@ import java.util.Map;
 import java.util.Set;
 import java.util.logging.Level;
 import gnu.trove.map.hash.TObjectIntHashMap;
+import net.minecraft.server.AttributeRanged;
+import net.minecraft.server.GenericAttributes;
 import net.minecraft.server.MinecraftServer;
 import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
@@ -346,4 +348,17 @@ public class SpigotConfig
     {
         movedTooQuicklyThreshold = getDouble( "settings.moved-too-quickly-threshold", 100.0D );
     }
+
+    public static double maxHealth = 2048;
+    public static double movementSpeed = 2048;
+    public static double attackDamage = 2048;
+    private static void attributeMaxes()
+    {
+        maxHealth = getDouble( "settings.attribute.maxHealth.max", maxHealth );
+        ( (AttributeRanged) GenericAttributes.maxHealth ).b = maxHealth;
+        movementSpeed = getDouble( "settings.attribute.movementSpeed.max", movementSpeed );
+        ( (AttributeRanged) GenericAttributes.MOVEMENT_SPEED ).b = movementSpeed;
+        attackDamage = getDouble( "settings.attribute.attackDamage.max", attackDamage );
+        ( (AttributeRanged) GenericAttributes.ATTACK_DAMAGE ).b = attackDamage;
+    }
 }
-- 
2.1.4