From 029f867a4146bfa97acd10ed625ea6729261fc4a Mon Sep 17 00:00:00 2001
From: wizjany <wizjany@gmail.com>
Date: Mon, 27 May 2019 20:42:17 -0400
Subject: [PATCH] Add crop-growth flag/config option.

Fixes WORLDGUARD-4088.
---
 .../worldguard/config/WorldConfiguration.java |  1 +
 .../worldguard/protection/flags/Flags.java    |  1 +
 .../bukkit/BukkitWorldConfiguration.java      |  1 +
 .../listener/WorldGuardBlockListener.java     | 20 +++++++++++++++++++
 .../worldguard/bukkit/util/Materials.java     | 14 +++++++++++++
 5 files changed, 37 insertions(+)

diff --git a/worldguard-core/src/main/java/com/sk89q/worldguard/config/WorldConfiguration.java b/worldguard-core/src/main/java/com/sk89q/worldguard/config/WorldConfiguration.java
index 4c09c178..a5a69a67 100644
--- a/worldguard-core/src/main/java/com/sk89q/worldguard/config/WorldConfiguration.java
+++ b/worldguard-core/src/main/java/com/sk89q/worldguard/config/WorldConfiguration.java
@@ -145,6 +145,7 @@ public abstract class WorldConfiguration {
     public boolean disableGrassGrowth;
     public boolean disableMyceliumSpread;
     public boolean disableVineGrowth;
+    public boolean disableCropGrowth;
     public boolean disableEndermanGriefing;
     public boolean disableSnowmanTrails;
     public boolean disableSoilDehydration;
diff --git a/worldguard-core/src/main/java/com/sk89q/worldguard/protection/flags/Flags.java b/worldguard-core/src/main/java/com/sk89q/worldguard/protection/flags/Flags.java
index b9a1b324..cf3cae25 100644
--- a/worldguard-core/src/main/java/com/sk89q/worldguard/protection/flags/Flags.java
+++ b/worldguard-core/src/main/java/com/sk89q/worldguard/protection/flags/Flags.java
@@ -114,6 +114,7 @@ public final class Flags {
     public static final StateFlag GRASS_SPREAD = register(new StateFlag("grass-growth", true));
     public static final StateFlag MYCELIUM_SPREAD = register(new StateFlag("mycelium-spread", true));
     public static final StateFlag VINE_GROWTH = register(new StateFlag("vine-growth", true));
+    public static final StateFlag CROP_GROWTH = register(new StateFlag("crop-growth", true));
     public static final StateFlag SOIL_DRY = register(new StateFlag("soil-dry", true));
     public static final StateFlag WATER_FLOW = register(new StateFlag("water-flow", true));
     public static final StateFlag LAVA_FLOW = register(new StateFlag("lava-flow", true));
diff --git a/worldguard-legacy/src/main/java/com/sk89q/worldguard/bukkit/BukkitWorldConfiguration.java b/worldguard-legacy/src/main/java/com/sk89q/worldguard/bukkit/BukkitWorldConfiguration.java
index 878fed00..1f1421c4 100644
--- a/worldguard-legacy/src/main/java/com/sk89q/worldguard/bukkit/BukkitWorldConfiguration.java
+++ b/worldguard-legacy/src/main/java/com/sk89q/worldguard/bukkit/BukkitWorldConfiguration.java
@@ -244,6 +244,7 @@ public void loadConfiguration() {
         disableGrassGrowth = getBoolean("dynamics.disable-grass-growth", false);
         disableMyceliumSpread = getBoolean("dynamics.disable-mycelium-spread", false);
         disableVineGrowth = getBoolean("dynamics.disable-vine-growth", false);
+        disableCropGrowth = getBoolean("dynamics.disable-crop-growth", false);
         disableSoilDehydration = getBoolean("dynamics.disable-soil-dehydration", false);
         allowedSnowFallOver = new HashSet<>(convertLegacyBlocks(getStringList("dynamics.snow-fall-blocks", null)));
 
diff --git a/worldguard-legacy/src/main/java/com/sk89q/worldguard/bukkit/listener/WorldGuardBlockListener.java b/worldguard-legacy/src/main/java/com/sk89q/worldguard/bukkit/listener/WorldGuardBlockListener.java
index 63df9daf..b34ca295 100644
--- a/worldguard-legacy/src/main/java/com/sk89q/worldguard/bukkit/listener/WorldGuardBlockListener.java
+++ b/worldguard-legacy/src/main/java/com/sk89q/worldguard/bukkit/listener/WorldGuardBlockListener.java
@@ -45,6 +45,7 @@
 import org.bukkit.event.block.BlockFadeEvent;
 import org.bukkit.event.block.BlockFormEvent;
 import org.bukkit.event.block.BlockFromToEvent;
+import org.bukkit.event.block.BlockGrowEvent;
 import org.bukkit.event.block.BlockIgniteEvent;
 import org.bukkit.event.block.BlockIgniteEvent.IgniteCause;
 import org.bukkit.event.block.BlockPhysicsEvent;
@@ -616,6 +617,25 @@ public void onBlockSpread(BlockSpreadEvent event) {
         }
     }
 
+    @EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
+    public void onBlockGrow(BlockGrowEvent event) {
+        WorldConfiguration wcfg = getWorldConfig(event.getBlock().getWorld());
+        final Material type = event.getBlock().getType();
+
+        if (Materials.isCrop(type)) {
+            if (wcfg.disableCropGrowth) {
+                event.setCancelled(false);
+                return;
+            }
+
+            if (wcfg.useRegions && !StateFlag.test(WorldGuard.getInstance().getPlatform().getRegionContainer().createQuery()
+                .queryState(BukkitAdapter.adapt(event.getBlock().getLocation()), (RegionAssociable) null, Flags.CROP_GROWTH))) {
+                event.setCancelled(true);
+                return;
+            }
+        }
+    }
+
     /*
      * Called when a block fades.
      */
diff --git a/worldguard-legacy/src/main/java/com/sk89q/worldguard/bukkit/util/Materials.java b/worldguard-legacy/src/main/java/com/sk89q/worldguard/bukkit/util/Materials.java
index 0a34174f..4eb7fd81 100644
--- a/worldguard-legacy/src/main/java/com/sk89q/worldguard/bukkit/util/Materials.java
+++ b/worldguard-legacy/src/main/java/com/sk89q/worldguard/bukkit/util/Materials.java
@@ -1148,6 +1148,20 @@ public static boolean isBed(Material material) {
         }
     }
 
+    /**
+     * Test whether the material is a crop.
+     * @param type the material
+     * @return true if the material is a crop
+     */
+    public static boolean isCrop(Material type) {
+        return type == Material.WHEAT
+                || type == Material.CARROTS
+                || type == Material.POTATOES
+                || type == Material.BEETROOTS
+                || type == Material.MELON_STEM
+                || type == Material.PUMPKIN_STEM;
+    }
+
     /**
      * Test whether the given material is affected by
      * {@link Flags#USE}.