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 liquids


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 f4fbcbb8ff6d2677af1a02a0801a323c06dce9b1..6f024a29e8824a604ff0c74f88522d23423beb5c 100644
--- a/src/main/java/net/minecraft/world/level/material/FlowingFluid.java
+++ b/src/main/java/net/minecraft/world/level/material/FlowingFluid.java
@@ -266,7 +266,7 @@ public abstract class FlowingFluid extends Fluid {
             }
         }
 
-        if (j >= 2 && this.canConvertToSource(world)) {
+        if (j >= getRequiredSources(world) && this.canConvertToSource(world)) { // Purpur
             BlockState iblockdata2 = world.getBlockState(blockposition_mutableblockposition.setWithOffset(pos, Direction.DOWN));
             FluidState fluid1 = iblockdata2.getFluidState();
 
@@ -356,6 +356,12 @@ public abstract class FlowingFluid extends Fluid {
 
     protected abstract boolean canConvertToSource(ServerLevel world);
 
+    // Purpur start
+    protected int getRequiredSources(Level level) {
+        return 2;
+    }
+    // Purpur end
+
     protected void spreadTo(LevelAccessor world, BlockPos pos, BlockState state, Direction direction, FluidState fluidState) {
         Block block = state.getBlock();
 
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 884db3e64cb22ed765beec8f11ea309fcf810207..e9687c3580e5fff33ce902eb7b86eb815ca1072d 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 +199,13 @@ public abstract class LavaFluid extends FlowingFluid {
         world.levelEvent(1501, pos, 0);
     }
 
+    // Purpur start
+    @Override
+    protected int getRequiredSources(Level level) {
+        return level.purpurConfig.lavaInfiniteRequiredSources;
+    }
+    // Purpur end
+
     @Override
     protected boolean canConvertToSource(ServerLevel world) {
         return world.getGameRules().getBoolean(GameRules.RULE_LAVA_SOURCE_CONVERSION);
diff --git a/src/main/java/net/minecraft/world/level/material/WaterFluid.java b/src/main/java/net/minecraft/world/level/material/WaterFluid.java
index 552925ba47c7475e2e1ec2ded0966f28ed3e50a5..1e741f36b79585f33abe413beafe00cf5205d54f 100644
--- a/src/main/java/net/minecraft/world/level/material/WaterFluid.java
+++ b/src/main/java/net/minecraft/world/level/material/WaterFluid.java
@@ -81,6 +81,13 @@ public abstract class WaterFluid extends FlowingFluid {
         return world.getGameRules().getBoolean(GameRules.RULE_WATER_SOURCE_CONVERSION);
     }
 
+    // Purpur start
+    @Override
+    protected int getRequiredSources(Level level) {
+        return level.purpurConfig.waterInfiniteRequiredSources;
+    }
+    // Purpur end
+
     // Paper start - Add BlockBreakBlockEvent
     @Override
     protected void beforeDestroyingBlock(LevelAccessor world, BlockPos pos, BlockState state,  BlockPos source) {
diff --git a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
index 21c2b19f40f43ec78ff891c6333d8773f84ec85b..719ebfa48a36f7290e3212fcaf9920b733e7e2ff 100644
--- a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
+++ b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
@@ -222,6 +222,11 @@ public class PurpurWorldConfig {
         farmlandGetsMoistFromBelow = getBoolean("blocks.farmland.gets-moist-from-below", farmlandGetsMoistFromBelow);
     }
 
+    public int lavaInfiniteRequiredSources = 2;
+    private void lavaSettings() {
+        lavaInfiniteRequiredSources = getInt("blocks.lava.infinite-required-sources", lavaInfiniteRequiredSources);
+    }
+
     public boolean turtleEggsBreakFromExpOrbs = false;
     public boolean turtleEggsBreakFromItems = false;
     public boolean turtleEggsBreakFromMinecarts = false;
@@ -231,6 +236,11 @@ public class PurpurWorldConfig {
         turtleEggsBreakFromMinecarts = getBoolean("blocks.turtle_egg.break-from-minecarts", turtleEggsBreakFromMinecarts);
     }
 
+    public int waterInfiniteRequiredSources = 2;
+    private void waterSources() {
+        waterInfiniteRequiredSources = getInt("blocks.water.infinite-required-sources", waterInfiniteRequiredSources);
+    }
+
     public boolean babiesAreRidable = true;
     public boolean untamedTamablesAreRidable = true;
     public boolean useNightVisionWhenRiding = false;