Clean up Smelting checks.

Now uses recipes to check if an item is the result of smelting.

src/main/java/com/gmail/nossr50/skills/smelting/Smelting.java

@@ -2,6 +2,7 @@ package com.gmail.nossr50.skills.smelting;
 
 import org.bukkit.Material;
 import org.bukkit.inventory.ItemStack;
+import org.bukkit.material.MaterialData;
 
 import com.gmail.nossr50.config.AdvancedConfig;
 import com.gmail.nossr50.config.experience.ExperienceConfig;
@@ -49,14 +50,9 @@ public class Smelting {
     public static double fluxMiningChance      = AdvancedConfig.getInstance().getFluxMiningChance();
 
     protected static int getResourceXp(ItemStack smelting) {
+        MaterialData data = smelting.getData();
         Material resourceType = smelting.getType();
 
-        int xp = ExperienceConfig.getInstance().getXp(SkillType.SMELTING, resourceType != Material.GLOWING_REDSTONE_ORE ? resourceType : Material.REDSTONE_ORE);
-
-        if (xp == 0 && ModUtils.isCustomOreBlock(smelting)) {
-            xp = ModUtils.getCustomSmeltingBlock(smelting).getSmeltingXpGain();
-        }
-
-        return xp;
+        return ModUtils.isCustomOre(data) ? ModUtils.getCustomBlock(data).getSmeltingXpGain() : ExperienceConfig.getInstance().getXp(SkillType.SMELTING, resourceType != Material.GLOWING_REDSTONE_ORE ? resourceType : Material.REDSTONE_ORE);
     }
 }

src/main/java/com/gmail/nossr50/util/BlockUtils.java

@@ -75,21 +75,7 @@ public final class BlockUtils {
      * @return true if the block is an ore, false otherwise
      */
     public static boolean isOre(BlockState blockState) {
-        switch (blockState.getType()) {
-            case COAL_ORE:
-            case DIAMOND_ORE:
-            case GLOWING_REDSTONE_ORE:
-            case GOLD_ORE:
-            case IRON_ORE:
-            case LAPIS_ORE:
-            case QUARTZ_ORE:
-            case REDSTONE_ORE:
-            case EMERALD_ORE:
-                return true;
-
-            default:
-                return ModUtils.isCustomOreBlock(blockState);
-        }
+        return MaterialUtils.isOre(blockState.getData());
     }
 
     /**

src/main/java/com/gmail/nossr50/util/ItemUtils.java

@@ -1,27 +1,23 @@
 package com.gmail.nossr50.util;
 
-import java.util.List;
-
 import org.bukkit.ChatColor;
-import org.bukkit.CoalType;
 import org.bukkit.DyeColor;
 import org.bukkit.Material;
 import org.bukkit.inventory.FurnaceRecipe;
 import org.bukkit.inventory.ItemStack;
 import org.bukkit.inventory.Recipe;
 import org.bukkit.inventory.meta.ItemMeta;
-import org.bukkit.material.Coal;
 import org.bukkit.material.Dye;
 
 import com.gmail.nossr50.mcMMO;
 import com.gmail.nossr50.config.Config;
 import com.gmail.nossr50.config.mods.CustomArmorConfig;
-import com.gmail.nossr50.config.mods.CustomBlockConfig;
 import com.gmail.nossr50.config.mods.CustomToolConfig;
 import com.gmail.nossr50.config.party.ItemWeightConfig;
 import com.gmail.nossr50.locale.LocaleLoader;
 
-public class ItemUtils {
+public final class ItemUtils {
+    private ItemUtils() {}
 
     /**
      * Checks if the item is a bow.
@@ -509,21 +505,7 @@ public class ItemUtils {
             return false;
         }
 
-        switch (item.getType()) {
-            case COAL_ORE:
-            case DIAMOND_ORE:
-            case GLOWING_REDSTONE_ORE:
-            case GOLD_ORE:
-            case IRON_ORE:
-            case LAPIS_ORE:
-            case REDSTONE_ORE:
-            case EMERALD_ORE:
-            case QUARTZ_ORE:
-                return true;
-
-            default:
-                return Config.getInstance().getBlockModsEnabled() && CustomBlockConfig.getInstance().isCustomOre(item.getData());
-        }
+        return MaterialUtils.isOre(item.getData());
     }
 
     public static boolean isSmelted(ItemStack item) {
@@ -531,32 +513,13 @@ public class ItemUtils {
             return false;
         }
 
-        switch (item.getType()) {
-            case COAL:
-                return ((Coal) item.getData()).getType() == CoalType.COAL;
-
-            case DIAMOND:
-            case REDSTONE:
-            case GOLD_INGOT:
-            case IRON_INGOT:
-            case EMERALD:
-            case QUARTZ:
-                return true;
-
-            case INK_SACK:
-                return ((Dye) item.getData()).getColor() == DyeColor.BLUE;
-
-            default:
-                List<Recipe> recipeList = mcMMO.p.getServer().getRecipesFor(item);
-
-                for (Recipe recipe : recipeList) {
-                    if (recipe instanceof FurnaceRecipe) {
-                        return Config.getInstance().getBlockModsEnabled() && CustomBlockConfig.getInstance().isCustomOre(((FurnaceRecipe) recipe).getInput().getData());
-                    }
-                }
-
-                return false;
+        for (Recipe recipe : mcMMO.p.getServer().getRecipesFor(item)) {
+            if (recipe instanceof FurnaceRecipe) {
+                return MaterialUtils.isOre(((FurnaceRecipe) recipe).getInput().getData());
+            }
         }
+
+        return false;
     }
 
     /**

src/main/java/com/gmail/nossr50/util/MaterialUtils.java

@@ -0,0 +1,25 @@
+package com.gmail.nossr50.util;
+
+import org.bukkit.material.MaterialData;
+
+public final class MaterialUtils {
+    private MaterialUtils() {}
+
+    protected static boolean isOre(MaterialData data) {
+        switch (data.getItemType()) {
+            case COAL_ORE:
+            case DIAMOND_ORE:
+            case GLOWING_REDSTONE_ORE:
+            case GOLD_ORE:
+            case IRON_ORE:
+            case LAPIS_ORE:
+            case QUARTZ_ORE:
+            case REDSTONE_ORE:
+            case EMERALD_ORE:
+                return true;
+
+            default:
+                return ModUtils.isCustomOre(data);
+        }
+    }
+}

src/main/java/com/gmail/nossr50/util/ModUtils.java

@@ -7,6 +7,7 @@ import org.bukkit.block.BlockState;
 import org.bukkit.configuration.file.YamlConfiguration;
 import org.bukkit.entity.Entity;
 import org.bukkit.inventory.ItemStack;
+import org.bukkit.material.MaterialData;
 
 import com.gmail.nossr50.mcMMO;
 import com.gmail.nossr50.config.Config;
@@ -55,8 +56,8 @@ public final class ModUtils {
         return CustomBlockConfig.getInstance().getCustomBlock(blockState.getData());
     }
 
-    public static CustomBlock getCustomSmeltingBlock(ItemStack smelting) {
-        return CustomBlockConfig.getInstance().getCustomBlock(smelting.getData());
+    public static CustomBlock getCustomBlock(MaterialData data) {
+        return CustomBlockConfig.getInstance().getCustomBlock(data);
     }
 
     /**
@@ -129,24 +130,8 @@ public final class ModUtils {
         return customBlocksEnabled && CustomBlockConfig.getInstance().isCustomLog(blockState.getData());
     }
 
-    /**
-     * Check if a custom block is an ore block.
-     *
-     * @param blockState The BlockState of the block to check
-     * @return true if the block represents an ore, false otherwise
-     */
-    public static boolean isCustomOreBlock(BlockState blockState) {
-        return customBlocksEnabled && CustomBlockConfig.getInstance().isCustomOre(blockState.getData());
-    }
-
-    /**
-     * Check if a custom block is an ore block.
-     *
-     * @param item The ItemStack of the block to check
-     * @return true if the block represents an ore, false otherwise
-     */
-    public static boolean isCustomOreBlock(ItemStack item) {
-        return customBlocksEnabled && CustomBlockConfig.getInstance().isCustomOre(item.getData());
+    public static boolean isCustomOre(MaterialData data) {
+        return customBlocksEnabled && CustomBlockConfig.getInstance().isCustomOre(data);
     }
 
     /**