Paper/Spigot-API-Patches/0021-Complete-resource-pack-API.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jedediah Smith <jedediah@silencegreys.com>
Date: Sat, 4 Apr 2015 22:59:54 -0400
Subject: [PATCH] Complete resource pack API


diff --git a/src/main/java/org/bukkit/entity/Player.java b/src/main/java/org/bukkit/entity/Player.java
index eab4e326392efa93dd9acd086755a97616c79c39..bc9ff9b4a475d8b108b54f2d4a99199379b1c63d 100644
--- a/src/main/java/org/bukkit/entity/Player.java
+++ b/src/main/java/org/bukkit/entity/Player.java
@@ -1021,7 +1021,9 @@ public interface Player extends HumanEntity, Conversable, OfflinePlayer, PluginM
      * @throws IllegalArgumentException Thrown if the URL is null.
      * @throws IllegalArgumentException Thrown if the URL is too long. The
      *     length restriction is an implementation specific arbitrary value.
+     * @deprecated use {@link #setResourcePack(String, String)}
      */
+    @Deprecated // Paper
     public void setResourcePack(@NotNull String url);
 
     /**
@@ -1459,6 +1461,62 @@ public interface Player extends HumanEntity, Conversable, OfflinePlayer, PluginM
      */
     public void openBook(@NotNull ItemStack book);
 
+    // Paper start
+    /**
+     * Request that the player's client download and switch resource packs.
+     * <p>
+     * The player's client will download the new resource pack asynchronously
+     * in the background, and will automatically switch to it once the
+     * download is complete. If the client has downloaded and cached the same
+     * resource pack in the past, it will perform a quick timestamp check
+     * over the network to determine if the resource pack has changed and
+     * needs to be downloaded again. When this request is sent for the very
+     * first time from a given server, the client will first display a
+     * confirmation GUI to the player before proceeding with the download.
+     * <p>
+     * Notes:
+     * <ul>
+     * <li>Players can disable server resources on their client, in which
+     *     case this method will have no affect on them.
+     * <li>There is no concept of resetting resource packs back to default
+     *     within Minecraft, so players will have to relog to do so.
+     * </ul>
+     *
+     * @param url The URL from which the client will download the resource
+     *     pack. The string must contain only US-ASCII characters and should
+     *     be encoded as per RFC 1738.
+     * @param hash A 40 character hexadecimal and lowercase SHA-1 digest of
+     *     the resource pack file.
+     * @throws IllegalArgumentException Thrown if the URL is null.
+     * @throws IllegalArgumentException Thrown if the URL is too long. The
+     *     length restriction is an implementation specific arbitrary value.
+     */
+    void setResourcePack(@NotNull String url, @NotNull String hash);
+
+    /**
+     * @return the most recent resource pack status received from the player,
+     *         or null if no status has ever been received from this player.
+     */
+    @Nullable
+    org.bukkit.event.player.PlayerResourcePackStatusEvent.Status getResourcePackStatus();
+
+    /**
+     * @return the most recent resource pack hash received from the player,
+     *         or null if no hash has ever been received from this player.
+     *
+     * @deprecated This is no longer sent from the client and will always be null
+     */
+    @Nullable
+    @Deprecated
+    String getResourcePackHash();
+
+    /**
+     * @return true if the last resource pack status received from this player
+     *         was {@link org.bukkit.event.player.PlayerResourcePackStatusEvent.Status#SUCCESSFULLY_LOADED}
+     */
+    boolean hasResourcePack();
+    // Paper end
+
     // Spigot start
     public class Spigot extends Entity.Spigot {
 
diff --git a/src/main/java/org/bukkit/event/player/PlayerResourcePackStatusEvent.java b/src/main/java/org/bukkit/event/player/PlayerResourcePackStatusEvent.java
index b98195650d49d78ec35970ca0376b6289b861e4b..4c2102a11c3d682d98f0db4ccafa35231e66bcdd 100644
--- a/src/main/java/org/bukkit/event/player/PlayerResourcePackStatusEvent.java
+++ b/src/main/java/org/bukkit/event/player/PlayerResourcePackStatusEvent.java
@@ -11,13 +11,32 @@ import org.jetbrains.annotations.NotNull;
 public class PlayerResourcePackStatusEvent extends PlayerEvent {
 
     private static final HandlerList handlers = new HandlerList();
+    @Deprecated
+    private final String hash; // Paper
     private final Status status;
 
     public PlayerResourcePackStatusEvent(@NotNull final Player who, @NotNull Status resourcePackStatus) {
         super(who);
+        this.hash = null; // Paper
         this.status = resourcePackStatus;
     }
 
+    @Deprecated // Paper
+    public PlayerResourcePackStatusEvent(final Player who, Status resourcePackStatus, String hash) {
+        super(who);
+        this.hash = hash; // Paper
+        this.status = resourcePackStatus;
+    }
+
+    @Deprecated
+    /**
+     * @deprecated Hash does not seem to ever be set
+     */
+    public String getHash() {
+        return this.hash;
+    }
+    // Paper end
+
     /**
      * Gets the status of this pack.
      *