Fix fonts throwing exception

Fixes #1494

Author: stefvanschie

IF/src/main/java/com/github/stefvanschie/inventoryframework/util/SkullUtil.java

@@ -1,15 +1,22 @@
 package com.github.stefvanschie.inventoryframework.util;
 
+import com.github.stefvanschie.inventoryframework.util.version.Version;
 import com.mojang.authlib.GameProfile;
 import com.mojang.authlib.properties.Property;
+import org.bukkit.Bukkit;
 import org.bukkit.Material;
 import org.bukkit.inventory.ItemStack;
 import org.bukkit.inventory.meta.ItemMeta;
+import org.bukkit.inventory.meta.SkullMeta;
+import org.bukkit.profile.PlayerProfile;
+import org.bukkit.profile.PlayerTextures;
 import org.jetbrains.annotations.NotNull;
 
 import java.lang.reflect.Field;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
+import java.net.MalformedURLException;
+import java.net.URL;
 import java.util.Base64;
 import java.util.Objects;
 import java.util.UUID;
@@ -53,9 +60,50 @@ public static ItemStack getSkull(@NotNull String id) {
      * @param id the skull id
      */
     public static void setSkull(@NotNull ItemMeta meta, @NotNull String id) {
+        if (Version.getVersion().isOlderThan(Version.V1_18_2)) {
+            setSkullReflection(meta, id);
+        } else {
+            setSkullProfile(meta, id);
+        }
+    }
+
+    /**
+     * Sets the skull's texture based on the player profile API introduced in 1.18.2.
+     *
+     * @param meta the {@link ItemMeta} of the skull to set
+     * @param id the ID of the skin URL to apply
+     * @since 0.11.6
+     */
+    private static void setSkullProfile(@NotNull ItemMeta meta, @NotNull String id) {
+        if (!(meta instanceof SkullMeta)) {
+            throw new IllegalArgumentException("Provided item meta is not of a skull");
+        }
+
+        PlayerProfile profile = Bukkit.createPlayerProfile(UUID.randomUUID());
+        PlayerTextures textures = profile.getTextures();
+
+        try {
+            textures.setSkin(new URL("http://textures.minecraft.net/texture/" + id));
+        } catch (MalformedURLException exception) {
+            throw new IllegalArgumentException("Provided ID is invalid", exception);
+        }
+
+        profile.setTextures(textures);
+
+        ((SkullMeta) meta).setOwnerProfile(profile);
+    }
+
+    /**
+     * Sets the skull's texture via reflection.
+     *
+     * @param meta the {@link ItemMeta} of the skull to set
+     * @param id the ID of the skin URL to apply
+     * @since 0.11.6
+     */
+    private static void setSkullReflection(@NotNull ItemMeta meta, @NotNull String id) {
         GameProfile profile = new GameProfile(UUID.randomUUID(), "");
         byte[] encodedData = Base64.getEncoder().encode(String.format("{textures:{SKIN:{url:\"%s\"}}}",
-            "http://textures.minecraft.net/texture/" + id).getBytes());
+                "http://textures.minecraft.net/texture/" + id).getBytes());
         profile.getProperties().put("textures", new Property("textures", new String(encodedData)));
         String itemDisplayName = meta.getDisplayName();
 

IF/src/main/java/com/github/stefvanschie/inventoryframework/util/version/Version.java

@@ -237,6 +237,17 @@ public boolean isInventoryViewInterface() {
         return INTERFACE_INVENTORY_VIEW.contains(this);
     }
 
+    /**
+     * Checks if this version is older than the provided version.
+     *
+     * @param version the version to check if it is newer
+     * @return true if this version is older, false otherwise
+     * @since 0.11.6
+     */
+    public boolean isOlderThan(@NotNull Version version) {
+        return ordinal() < version.ordinal();
+    }
+
     /**
      * Checks whether modern smithing tables exist on this version. Returns true if they do, otherwise false.
      *