Add skyblock tags for dWorld

src/main/java/net/gnomeffinway/depenizen/extensions/askyblock/ASkyBlockWorldExtension.java

@@ -0,0 +1,53 @@
+package net.gnomeffinway.depenizen.extensions.askyblock;
+
+import com.wasteofplastic.askyblock.ASkyBlockAPI;
+import net.aufdemrand.denizen.objects.dWorld;
+import net.aufdemrand.denizencore.objects.Element;
+import net.aufdemrand.denizencore.objects.dObject;
+import net.aufdemrand.denizencore.tags.Attribute;
+import net.gnomeffinway.depenizen.extensions.dObjectExtension;
+
+public class ASkyBlockWorldExtension extends dObjectExtension {
+
+    public static boolean describes(dObject pl) {
+        return pl instanceof dWorld;
+    }
+
+    public static ASkyBlockWorldExtension getFrom(dObject object) {
+        if (!describes(object)) {
+            return null;
+        }
+        else {
+            return new ASkyBlockWorldExtension((dWorld) object);
+        }
+    }
+
+    public ASkyBlockWorldExtension(dWorld world) {
+        this.world = world;
+    }
+
+    dWorld world;
+    ASkyBlockAPI api = ASkyBlockAPI.getInstance();
+
+    @Override
+    public String getAttribute(Attribute attribute) {
+        if (attribute == null) {
+            return null;
+        }
+
+        // <--[tag]
+        // @attribute <w@world.is_skyblock_world>
+        // @returns Element(Boolean)
+        // @description
+        // Returns whether the world is used by A SkyBlock.
+        // @plugin Depenizen, A SkyBlock
+        // -->
+        if (attribute.startsWith("is_skyblock_world")) {
+            return new Element(api.getIslandWorld() == world.getWorld() ||
+                    api.getNetherWorld() == world.getWorld()).getAttribute(attribute.fulfill(1));
+        }
+
+        return null;
+    }
+
+}

src/main/java/net/gnomeffinway/depenizen/support/plugins/ASkyBlockSupport.java

@@ -9,20 +9,22 @@
 import net.aufdemrand.denizencore.tags.Attribute;
 import net.gnomeffinway.depenizen.extensions.askyblock.ASkyBlockLocationExtension;
 import net.gnomeffinway.depenizen.extensions.askyblock.ASkyBlockPlayerExtension;
+import net.gnomeffinway.depenizen.extensions.askyblock.ASkyBlockWorldExtension;
 import net.gnomeffinway.depenizen.support.Support;
 
 public class ASkyBlockSupport extends Support {
 
     public ASkyBlockSupport() {
         registerProperty(ASkyBlockPlayerExtension.class, dPlayer.class);
         registerProperty(ASkyBlockLocationExtension.class, dLocation.class);
+        registerProperty(ASkyBlockWorldExtension.class, dWorld.class);
     }
 
     ASkyBlockAPI api = ASkyBlockAPI.getInstance();
 
     @Override
     public String additionalTags(Attribute attribute) {
-        if (attribute == null ) {
+        if (attribute == null) {
             return null;
         }