Paper/nms-patches/BehaviorFarm.patch

--- a/net/minecraft/server/BehaviorFarm.java
+++ b/net/minecraft/server/BehaviorFarm.java
@@ -58,8 +58,8 @@
 
     protected void a(WorldServer worldserver, EntityVillager entityvillager, long i) {
         if (i > this.c && this.farmBlock != null) {
-            entityvillager.getBehaviorController().setMemory(MemoryModuleType.LOOK_TARGET, (Object) (new BehaviorTarget(this.farmBlock)));
-            entityvillager.getBehaviorController().setMemory(MemoryModuleType.WALK_TARGET, (Object) (new MemoryTarget(new BehaviorTarget(this.farmBlock), 0.5F, 1)));
+            entityvillager.getBehaviorController().setMemory(MemoryModuleType.LOOK_TARGET, (new BehaviorTarget(this.farmBlock))); // CraftBukkit - decompile error
+            entityvillager.getBehaviorController().setMemory(MemoryModuleType.WALK_TARGET, (new MemoryTarget(new BehaviorTarget(this.farmBlock), 0.5F, 1))); // CraftBukkit - decompile error
         }
 
     }
@@ -79,7 +79,11 @@
                 Block block1 = worldserver.getType(this.farmBlock.down()).getBlock();
 
                 if (block instanceof BlockCrops && ((BlockCrops) block).isRipe(iblockdata)) {
-                    worldserver.a(this.farmBlock, true, entityvillager);
+                    // CraftBukkit start
+                    if (!org.bukkit.craftbukkit.event.CraftEventFactory.callEntityChangeBlockEvent(entityvillager, this.farmBlock, Blocks.AIR.getBlockData()).isCancelled()) {
+                        worldserver.a(this.farmBlock, true, entityvillager);
+                    }
+                    // CraftBukkit end
                 }
 
                 if (iblockdata.isAir() && block1 instanceof BlockSoil && entityvillager.canPlant()) {
@@ -90,19 +94,28 @@
                         boolean flag = false;
 
                         if (!itemstack.isEmpty()) {
+                            // CraftBukkit start
+                            Block planted = null;
                             if (itemstack.getItem() == Items.WHEAT_SEEDS) {
-                                worldserver.setTypeAndData(this.farmBlock, Blocks.WHEAT.getBlockData(), 3);
+                                planted = Blocks.WHEAT;
                                 flag = true;
                             } else if (itemstack.getItem() == Items.POTATO) {
-                                worldserver.setTypeAndData(this.farmBlock, Blocks.POTATOES.getBlockData(), 3);
+                                planted = Blocks.POTATOES;
                                 flag = true;
                             } else if (itemstack.getItem() == Items.CARROT) {
-                                worldserver.setTypeAndData(this.farmBlock, Blocks.CARROTS.getBlockData(), 3);
+                                planted = Blocks.CARROTS;
                                 flag = true;
                             } else if (itemstack.getItem() == Items.BEETROOT_SEEDS) {
-                                worldserver.setTypeAndData(this.farmBlock, Blocks.BEETROOTS.getBlockData(), 3);
+                                planted = Blocks.BEETROOTS;
                                 flag = true;
                             }
+
+                            if (planted != null && !org.bukkit.craftbukkit.event.CraftEventFactory.callEntityChangeBlockEvent(entityvillager, this.farmBlock, planted.getBlockData()).isCancelled()) {
+                                worldserver.setTypeAndData(this.farmBlock, planted.getBlockData(), 3);
+                            } else {
+                                flag = false;
+                            }
+                            // CraftBukkit end
                         }
 
                         if (flag) {
@@ -121,8 +134,8 @@
                     this.farmBlock = this.a(worldserver);
                     if (this.farmBlock != null) {
                         this.c = i + 20L;
-                        entityvillager.getBehaviorController().setMemory(MemoryModuleType.WALK_TARGET, (Object) (new MemoryTarget(new BehaviorTarget(this.farmBlock), 0.5F, 1)));
-                        entityvillager.getBehaviorController().setMemory(MemoryModuleType.LOOK_TARGET, (Object) (new BehaviorTarget(this.farmBlock)));
+                        entityvillager.getBehaviorController().setMemory(MemoryModuleType.WALK_TARGET, (new MemoryTarget(new BehaviorTarget(this.farmBlock), 0.5F, 1))); // CraftBukkit - decompile error
+                        entityvillager.getBehaviorController().setMemory(MemoryModuleType.LOOK_TARGET, (new BehaviorTarget(this.farmBlock))); // CraftBukkit - decompile error
                     }
                 }
             }