Support blockdata in item meta (Closes #1343)

Author: PseudoKnight

src/main/java/com/laytonsmith/abstraction/MCBlockDataMeta.java

@@ -0,0 +1,10 @@
+package com.laytonsmith.abstraction;
+
+import com.laytonsmith.abstraction.blocks.MCBlockData;
+import com.laytonsmith.abstraction.blocks.MCMaterial;
+
+public interface MCBlockDataMeta extends MCItemMeta {
+	MCBlockData getBlockData(MCMaterial material);
+	boolean hasBlockData();
+	void setBlockData(MCBlockData blockData);
+}

src/main/java/com/laytonsmith/abstraction/bukkit/BukkitConvertor.java

@@ -150,6 +150,7 @@
 import org.bukkit.inventory.StonecuttingRecipe;
 import org.bukkit.inventory.meta.AxolotlBucketMeta;
 import org.bukkit.inventory.meta.BannerMeta;
+import org.bukkit.inventory.meta.BlockDataMeta;
 import org.bukkit.inventory.meta.BlockStateMeta;
 import org.bukkit.inventory.meta.BookMeta;
 import org.bukkit.inventory.meta.BundleMeta;
@@ -610,6 +611,9 @@ public static MCItemMeta BukkitGetCorrectMeta(ItemMeta im) {
 		if(im instanceof SuspiciousStewMeta) {
 			return new BukkitMCSuspiciousStewMeta((SuspiciousStewMeta) im);
 		}
+		if(im instanceof BlockDataMeta) {
+			return new BukkitMCBlockDataMeta((BlockDataMeta) im);
+		}
 		if(Static.getServer().getMinecraftVersion().gte(MCVersion.MC1_17)) {
 			if(im instanceof BundleMeta) {
 				return new BukkitMCBundleMeta((BundleMeta) im);

src/main/java/com/laytonsmith/abstraction/bukkit/BukkitMCBlockDataMeta.java

@@ -0,0 +1,35 @@
+package com.laytonsmith.abstraction.bukkit;
+
+import com.laytonsmith.abstraction.MCBlockDataMeta;
+import com.laytonsmith.abstraction.blocks.MCBlockData;
+import com.laytonsmith.abstraction.blocks.MCMaterial;
+import com.laytonsmith.abstraction.bukkit.blocks.BukkitMCBlockData;
+import org.bukkit.Material;
+import org.bukkit.block.data.BlockData;
+import org.bukkit.inventory.meta.BlockDataMeta;
+
+public class BukkitMCBlockDataMeta extends BukkitMCItemMeta implements MCBlockDataMeta {
+
+	BlockDataMeta bdm;
+
+	public BukkitMCBlockDataMeta(BlockDataMeta meta) {
+		super(meta);
+		this.bdm = meta;
+	}
+
+
+	@Override
+	public MCBlockData getBlockData(MCMaterial material) {
+		return new BukkitMCBlockData(this.bdm.getBlockData((Material) material.getHandle()));
+	}
+
+	@Override
+	public boolean hasBlockData() {
+		return this.bdm.hasBlockData();
+	}
+
+	@Override
+	public void setBlockData(MCBlockData blockData) {
+		this.bdm.setBlockData((BlockData) blockData.getHandle());
+	}
+}

src/main/java/com/laytonsmith/core/ObjectGenerator.java

@@ -4,6 +4,7 @@
 import com.laytonsmith.abstraction.MCAttributeModifier;
 import com.laytonsmith.abstraction.MCAxolotlBucketMeta;
 import com.laytonsmith.abstraction.MCBannerMeta;
+import com.laytonsmith.abstraction.MCBlockDataMeta;
 import com.laytonsmith.abstraction.MCBlockStateMeta;
 import com.laytonsmith.abstraction.MCBookMeta;
 import com.laytonsmith.abstraction.MCBrewerInventory;
@@ -556,6 +557,13 @@ public Construct itemMeta(MCItemStack is, Target t) {
 					}
 					ma.set("inventory", box, t);
 				}
+			} else if(meta instanceof MCBlockDataMeta) {
+				MCBlockDataMeta mcbdm = (MCBlockDataMeta) meta;
+				if(mcbdm.hasBlockData()) {
+					ma.set("blockdata", blockData(mcbdm.getBlockData(is.getType()), t), t);
+				} else {
+					ma.set("blockdata", CNull.NULL, t);
+				}
 			} else if(meta instanceof MCFireworkEffectMeta) {
 				MCFireworkEffectMeta mcfem = (MCFireworkEffectMeta) meta;
 				MCFireworkEffect effect = mcfem.getEffect();
@@ -998,6 +1006,14 @@ public MCItemMeta itemMeta(Mixed c, MCMaterial mat, Target t) throws ConfigRunti
 							}
 						}
 					}
+				} else if(meta instanceof MCBlockDataMeta) {
+					MCBlockDataMeta mcbdm = (MCBlockDataMeta) meta;
+					if(ma.containsKey("blockdata")) {
+						Mixed mBlockData = ma.get("blockdata", t);
+						if(mBlockData instanceof CArray) {
+							mcbdm.setBlockData(blockData((CArray) mBlockData, mat, t));
+						}
+					}
 				} else if(meta instanceof MCFireworkEffectMeta) {
 					MCFireworkEffectMeta femeta = (MCFireworkEffectMeta) meta;
 					if(ma.containsKey("effect")) {
@@ -2070,16 +2086,20 @@ public MCMaterial material(Mixed name, Target t) {
 	}
 
 	public MCBlockData blockData(CArray ca, Target t) {
+		return blockData(ca, null, t);
+	}
+
+	public MCBlockData blockData(CArray ca, MCMaterial blockType, Target t) {
 		StringBuilder b = new StringBuilder().append("[");
 		boolean first = true;
+		String block = null;
 		for(String key : ca.stringKeySet()) {
 			if(key.equals("block")) {
-				String block = ca.get("block", t).val();
+				block = ca.get("block", t).val();
 				if(Character.isUpperCase(block.charAt(0))) {
 					// support material enum input
 					block = block.toLowerCase();
 				}
-				b.insert(0, block);
 			} else {
 				if(first) {
 					first = false;
@@ -2090,6 +2110,13 @@ public MCBlockData blockData(CArray ca, Target t) {
 			}
 		}
 		b.append("]");
+		if(block == null) {
+			if(blockType == null) {
+				throw new CREFormatException("Missing block type for block data.", t);
+			}
+			block = blockType.name().toLowerCase();
+		}
+		b.insert(0, block);
 		return Static.getServer().createBlockData(b.toString());
 	}
 

src/main/resources/functionDocs/get_itemmeta

@@ -127,4 +127,8 @@ Below are the available fields in the item meta array. Fields can be null when t
 | AxolotlBucket
 |
 * '''variant''' : (string) The type of axolotl, one of ''%AXOLOTL_TYPES%''.
+|-
+| BlockData
+|
+* '''blockdata''' : (array) An array of blockdata (known as block states in vanilla) like is returned from get_blockdata(), or null if none.
 |}