Add dispenser tree planting.

src/main/java/nl/kallestruik/vanillatweaks/DispenserTweaks/DispenserTweaksHandler.java

@@ -0,0 +1,75 @@
+package nl.kallestruik.vanillatweaks.DispenserTweaks;
+
+import nl.kallestruik.vanillatweaks.config;
+import org.bukkit.Bukkit;
+import org.bukkit.Material;
+import org.bukkit.Particle;
+import org.bukkit.block.Block;
+import org.bukkit.block.BlockFace;
+import org.bukkit.block.data.type.Dispenser;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.block.BlockDispenseEvent;
+import org.bukkit.inventory.Inventory;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.scheduler.BukkitRunnable;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class DispenserTweaksHandler implements Listener {
+
+    private static List<Material> saplings = new ArrayList<>();
+    private static List<Material> treePlantable = new ArrayList<>();
+
+    public DispenserTweaksHandler() {
+        saplings.add(Material.OAK_SAPLING);
+        saplings.add(Material.BIRCH_SAPLING);
+        saplings.add(Material.JUNGLE_SAPLING);
+        saplings.add(Material.SPRUCE_SAPLING);
+        saplings.add(Material.DARK_OAK_SAPLING);
+        saplings.add(Material.ACACIA_SAPLING);
+
+        treePlantable.add(Material.DIRT);
+        treePlantable.add(Material.GRASS_BLOCK);
+        treePlantable.add(Material.COARSE_DIRT);
+        treePlantable.add(Material.PODZOL);
+    }
+
+    @EventHandler
+    public void onDispenserDispense(BlockDispenseEvent event) {
+        if (event.getBlock().getType() != Material.DISPENSER)
+            return;
+
+        if (config.DISPENSERS_CAN_PLACE_SAPLINGS) {
+            if (saplings.contains(event.getItem().getType())) {
+                Dispenser dispenser = ((Dispenser) event.getBlock().getBlockData());
+                BlockFace facing = dispenser.getFacing();
+                Block targetBlock;
+                if (facing == BlockFace.UP) {
+                    targetBlock = event.getBlock().getWorld().getBlockAt(event.getBlock().getLocation().add(0, 2, 0));
+                } else {
+                    targetBlock = event.getBlock().getWorld().getBlockAt(event.getBlock().getLocation().add(facing.getModX(), facing.getModY(), facing.getModZ()));
+                }
+                if (targetBlock.getType() == Material.AIR
+                        && treePlantable.contains(event.getBlock().getWorld().getBlockAt(targetBlock.getLocation().add(0, -1, 0)).getType())) {
+                    targetBlock.setType(event.getItem().getType());
+
+                    event.setCancelled(true);
+                    Inventory dispenserInventory = ((org.bukkit.block.Dispenser) event.getBlock().getState()).getInventory();
+                    int slot = 0;
+                    for (ItemStack is : dispenserInventory.getContents()) {
+                        if (is != null && is.getType() == event.getItem().getType())
+                            break;
+                        slot++;
+                    }
+                    ItemStack newItemStack = dispenserInventory.getItem(slot);
+                    newItemStack.setAmount(newItemStack.getAmount() - 1);
+                    dispenserInventory.setItem(slot, newItemStack);
+
+                    event.getBlock().getWorld().spawnParticle(Particle.VILLAGER_HAPPY, targetBlock.getLocation(), 5);
+                }
+            }
+        }
+    }
+}

src/main/java/nl/kallestruik/vanillatweaks/VanillaTweaks.java

@@ -2,6 +2,7 @@ package nl.kallestruik.vanillatweaks;
 
 import nl.kallestruik.vanillatweaks.ArmorStandSwapping.ArmorStandSwappingHandler;
 import nl.kallestruik.vanillatweaks.CraftingTweaks.CraftingTweaks;
+import nl.kallestruik.vanillatweaks.DispenserTweaks.DispenserTweaksHandler;
 import nl.kallestruik.vanillatweaks.HoeHarvesting.HoeHarvestingHandler;
 import nl.kallestruik.vanillatweaks.LilypadGrowing.LilypadGrowingHandler;
 import nl.kallestruik.vanillatweaks.NetherSpongeDrying.NetherSpongeHandler;
@@ -19,7 +20,7 @@ public final class VanillaTweaks extends JavaPlugin {
     @Override
     public void onEnable() {
         try {
-            // Config loading
+            // Load the config from disk.
             config.load(new File(this.getDataFolder(), c.CONFIG_FILE_NAME));
 
             if (config.TOGGLE_TRAMPLE_ENABLED) {
@@ -52,10 +53,10 @@ public final class VanillaTweaks extends JavaPlugin {
                 getServer().getPluginManager().registerEvents(new LilypadGrowingHandler(), this);
             }
 
-
+            getServer().getPluginManager().registerEvents(new DispenserTweaksHandler(), this);
 
         } catch (IOException | InvalidConfigurationException | NullPointerException e) {
-            util.printException(e);
+            Util.printException(e);
         }
     }
 
@@ -64,7 +65,7 @@ public final class VanillaTweaks extends JavaPlugin {
         try {
             TrampleHandler.saveTrampleEnabled(new File(this.getDataFolder(), c.TRAMPLE_ENABLED_FILE_NAME));
         } catch (IOException | InvalidConfigurationException | NullPointerException e) {
-            util.printException(e);
+            Util.printException(e);
         }
     }
 }

src/main/java/nl/kallestruik/vanillatweaks/config.java

@@ -38,11 +38,13 @@ public class config {
 
     public static boolean LILYPAD_GROWING_ENABLED;
 
+    public static boolean DISPENSERS_CAN_PLACE_SAPLINGS;
+
     public static void load(File file) throws IOException, InvalidConfigurationException {
         if (!file.getParentFile().exists())
             file.getParentFile().mkdirs();
         if (!file.exists())
-            util.ExportResource(c.CONFIG_FILE_NAME, file);
+            Util.exportResource(c.CONFIG_FILE_NAME, file);
         YamlConfiguration config = new YamlConfiguration();
         config.load(file);
 
@@ -75,5 +77,7 @@ public class config {
 
         LILYPAD_GROWING_ENABLED = config.getBoolean("lilypad-growing.enabled");
 
+        DISPENSERS_CAN_PLACE_SAPLINGS = config.getBoolean("dispenser-tweaks.place-saplings");
+
     }
 }