From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <blake.galbreath@gmail.com>
Date: Sat, 23 Nov 2019 17:55:42 -0600
Subject: [PATCH] Implement infinite lava


diff --git a/src/main/java/net/minecraft/world/level/material/FlowingFluid.java b/src/main/java/net/minecraft/world/level/material/FlowingFluid.java
index adf91f3006a2d224c957f08520f93f761c3ba832..400da59613f80a45f233cb83e9d54b5b32791d84 100644
--- a/src/main/java/net/minecraft/world/level/material/FlowingFluid.java
+++ b/src/main/java/net/minecraft/world/level/material/FlowingFluid.java
@@ -227,7 +227,7 @@ public abstract class FlowingFluid extends Fluid {
             }
         }
 
-        if (this.canConvertToSource() && j >= 2) {
+        if (this.canConvertToSource(world) && j >= getRequiredSources(world)) {
             BlockState iblockdata2 = world.getBlockState(pos.below());
             FluidState fluid1 = iblockdata2.getFluidState();
 
@@ -323,6 +323,16 @@ public abstract class FlowingFluid extends Fluid {
         return (FluidState) this.getSource().defaultFluidState().setValue(FlowingFluid.FALLING, falling);
     }
 
+    // Purpur start
+    protected boolean canConvertToSource(LevelReader world) {
+        return canConvertToSource();
+    }
+
+    protected int getRequiredSources(LevelReader world) {
+        return 2;
+    }
+    // Purpur end
+
     protected abstract boolean canConvertToSource();
 
     protected void spreadTo(LevelAccessor world, BlockPos pos, BlockState state, Direction direction, FluidState fluidState) {
diff --git a/src/main/java/net/minecraft/world/level/material/LavaFluid.java b/src/main/java/net/minecraft/world/level/material/LavaFluid.java
index 695783e64564b1d2a178d57a89737d2a97ab9014..cd1a33a1f10d04a91358f51d736bda34110324c4 100644
--- a/src/main/java/net/minecraft/world/level/material/LavaFluid.java
+++ b/src/main/java/net/minecraft/world/level/material/LavaFluid.java
@@ -199,6 +199,18 @@ public abstract class LavaFluid extends FlowingFluid {
         world.levelEvent(1501, pos, 0);
     }
 
+    // Purpur start
+    @Override
+    protected boolean canConvertToSource(LevelReader world) {
+        return world.getWorldBorder().world.purpurConfig.lavaInfinite;
+    }
+
+    @Override
+    protected int getRequiredSources(LevelReader world) {
+        return world.getWorldBorder().world.purpurConfig.lavaInfiniteRequiredSources;
+    }
+    // Purpur end
+
     @Override
     protected boolean canConvertToSource() {
         return false;
diff --git a/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java b/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
index 999d98cb67fa14427b5a16a46ea047fc90444f7c..420f358be94ec98a85dd8dc5c8c9ee8cb1650b6b 100644
--- a/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
+++ b/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
@@ -229,6 +229,13 @@ public class PurpurWorldConfig {
         farmlandGetsMoistFromBelow = getBoolean("blocks.farmland.gets-moist-from-below", farmlandGetsMoistFromBelow);
     }
 
+    public boolean lavaInfinite = false;
+    public int lavaInfiniteRequiredSources = 2;
+    private void lavaSettings() {
+        lavaInfinite = getBoolean("blocks.lava.infinite-source", lavaInfinite);
+        lavaInfiniteRequiredSources = getInt("blocks.lava.infinite-required-sources", lavaInfiniteRequiredSources);
+    }
+
     public boolean signAllowColors = false;
     public boolean signRightClickEdit = false;
     private void signSettings() {