Purpur/patches/server/0102-Ability-to-re-add-farmland-mechanics-from-Alpha.patch

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 d446b440e2bc5b73362fc3d30a10d2e52fde68e1..d4e3a32a0f9b49bff64cb43d77727ce3cae95f09 100644
--- a/src/main/java/net/minecraft/world/level/block/FarmBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/FarmBlock.java
@@ -115,6 +115,14 @@ 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()).isCancelled()) {
                 return;
             }
diff --git a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
index 9bf633953526b1d5e31baa86474c2bc41f520b99..5ed833c5642c5cbac6b6717d4d1a37a6936887eb 100644
--- a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
+++ b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
@@ -416,8 +416,10 @@ 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;