From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Yive <admin@yive.me>
Date: Sat, 14 Nov 2020 08:06:20 -0800
Subject: [PATCH] Ability to re-add farmland mechanics from Alpha


diff --git a/src/main/java/net/minecraft/world/level/block/FarmBlock.java b/src/main/java/net/minecraft/world/level/block/FarmBlock.java
index da85fabd75e9bd5ebece7127ef5b512df16fe3ac..dc356bd0931af9bdab9ec71e3de66e88a67375ad 100644
--- a/src/main/java/net/minecraft/world/level/block/FarmBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/FarmBlock.java
@@ -125,6 +125,14 @@ public class FarmBlock extends Block {
                 return;
             }
 
+            // Purpur start
+            if (world.purpurConfig.farmlandAlpha) {
+                Block block = world.getBlockState(pos.below()).getBlock();
+                if (block instanceof FenceBlock || block instanceof WallBlock) {
+                    return;
+                }
+            }
+            // Purpur end
             if (!CraftEventFactory.callEntityChangeBlockEvent(entity, pos, Blocks.DIRT.defaultBlockState())) {
                 return;
             }
diff --git a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
index 4386ae1f2f1e0340ad045023124693f619cf4283..364933d9f861adb2957b2f636f1608f3cee3ab66 100644
--- a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
+++ b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
@@ -410,8 +410,10 @@ public class PurpurWorldConfig {
     }
 
     public boolean farmlandGetsMoistFromBelow = false;
+    public boolean farmlandAlpha = false;
     private void farmlandSettings() {
         farmlandGetsMoistFromBelow = getBoolean("blocks.farmland.gets-moist-from-below", farmlandGetsMoistFromBelow);
+        farmlandAlpha = getBoolean("blocks.farmland.use-alpha-farmland", farmlandAlpha);
     }
 
     public boolean furnaceUseLavaFromUnderneath = false;