Added logging for flowers being placed in flower pots (fixes #509)

src/main/java/net/coreprotect/listener/ListenerHandler.java

@@ -56,6 +56,7 @@ import net.coreprotect.listener.world.PortalCreateListener;
 import net.coreprotect.listener.world.StructureGrowListener;
 import net.coreprotect.paper.listener.BlockPreDispenseListener;
 import net.coreprotect.paper.listener.CopperGolemChestListener;
+import net.coreprotect.paper.listener.FlowerPotManipulateListener;
 import net.coreprotect.paper.listener.PaperChatListener;
 
 public final class ListenerHandler {
@@ -124,6 +125,13 @@ public final class ListenerHandler {
         catch (Exception e) {
             pluginManager.registerEvents(new PlayerChatListener(), plugin);
         }
+        try {
+            Class.forName("io.papermc.paper.event.player.PlayerFlowerPotManipulateEvent");
+            pluginManager.registerEvents(new FlowerPotManipulateListener(), plugin);
+        }
+        catch (Exception e) {
+            // Ignore registration failures to remain compatible with older servers.
+        }
 
         // Player Listeners
         pluginManager.registerEvents(new ArmorStandManipulateListener(), plugin);

src/main/java/net/coreprotect/paper/listener/FlowerPotManipulateListener.java

@@ -0,0 +1,52 @@
+package net.coreprotect.paper.listener;
+
+import org.bukkit.Material;
+import org.bukkit.World;
+import org.bukkit.block.Block;
+import org.bukkit.block.BlockState;
+import org.bukkit.block.data.BlockData;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.EventPriority;
+import org.bukkit.event.Listener;
+import org.bukkit.inventory.ItemStack;
+
+import io.papermc.paper.event.player.PlayerFlowerPotManipulateEvent;
+import net.coreprotect.config.Config;
+import net.coreprotect.consumer.Queue;
+
+public final class FlowerPotManipulateListener extends Queue implements Listener {
+
+    @EventHandler(priority = EventPriority.MONITOR, ignoreCancelled = true)
+    protected void onPlayerFlowerPotManipulate(PlayerFlowerPotManipulateEvent event) {
+        Player player = event.getPlayer();
+        Block flowerPot = event.getFlowerpot();
+        ItemStack eventItem = event.getItem();
+        if (player == null || flowerPot == null || eventItem == null || eventItem.getType() == Material.AIR) {
+            return;
+        }
+
+        World world = flowerPot.getWorld();
+        if (!Config.getConfig(world).ITEM_TRANSACTIONS) {
+            return;
+        }
+
+        BlockState oldState = flowerPot.getState();
+        Material oldType = oldState.getType();
+        Material newType = Material.FLOWER_POT;
+        if (event.isPlacing()) {
+            newType = Material.getMaterial("POTTED_" + eventItem.getType().name());
+            if (newType == null) {
+                return;
+            }
+        }
+
+        if (oldType == newType) {
+            return;
+        }
+
+        BlockData oldBlockData = oldState.getBlockData();
+        String oldBlockDataString = oldBlockData != null ? oldBlockData.getAsString() : null;
+        queueBlockPlace(player.getName(), oldState, oldType, oldState, newType, -1, 0, oldBlockDataString);
+    }
+}