1 files changed, 46 insertions, 0 deletions
diff --git a/patches/server/0474-Add-PlayerLecternPageChangeEvent.patch b/patches/server/0474-Add-PlayerLecternPageChangeEvent.patch
new file mode 100644
index 0000000000..2e62d2becf
--- /dev/null
+++ b/patches/server/0474-Add-PlayerLecternPageChangeEvent.patch
@@ -0,0 +1,46 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Jake Potrebic <[email protected]>
+Date: Mon, 23 Nov 2020 12:58:51 -0800
+Subject: [PATCH] Add PlayerLecternPageChangeEvent
+
+
+diff --git a/src/main/java/net/minecraft/world/inventory/LecternMenu.java b/src/main/java/net/minecraft/world/inventory/LecternMenu.java
+index 19858ecd7cfaaf0fb09552292bf573bb02b3a6ec..ccba06c419732c63f6b255f5f8c1f7a95f3ecbee 100644
+--- a/src/main/java/net/minecraft/world/inventory/LecternMenu.java
++++ b/src/main/java/net/minecraft/world/inventory/LecternMenu.java
+@@ -64,6 +64,7 @@ public class LecternMenu extends AbstractContainerMenu {
+     @Override
+     public boolean clickMenuButton(net.minecraft.world.entity.player.Player player, int id) {
+         int j;
++        io.papermc.paper.event.player.PlayerLecternPageChangeEvent playerLecternPageChangeEvent; CraftInventoryLectern bukkitView; // Paper - Add PlayerLecternPageChangeEvent
+ 
+         if (id >= 100) {
+             j = id - 100;
+@@ -73,11 +74,25 @@ public class LecternMenu extends AbstractContainerMenu {
+             switch (id) {
+                 case 1:
+                     j = this.lecternData.get(0);
+-                    this.setData(0, j - 1);
++                    // Paper start - Add PlayerLecternPageChangeEvent
++                    bukkitView = (CraftInventoryLectern) getBukkitView().getTopInventory();
++                    playerLecternPageChangeEvent = new io.papermc.paper.event.player.PlayerLecternPageChangeEvent((org.bukkit.entity.Player) player.getBukkitEntity(), bukkitView.getHolder(), bukkitView.getBook(), io.papermc.paper.event.player.PlayerLecternPageChangeEvent.PageChangeDirection.LEFT, j, j - 1);
++                    if (!playerLecternPageChangeEvent.callEvent()) {
++                        return false;
++                    }
++                    this.setData(0, playerLecternPageChangeEvent.getNewPage());
++                    // Paper end - Add PlayerLecternPageChangeEvent
+                     return true;
+                 case 2:
+                     j = this.lecternData.get(0);
+-                    this.setData(0, j + 1);
++                    // Paper start - Add PlayerLecternPageChangeEvent
++                    bukkitView = (CraftInventoryLectern) getBukkitView().getTopInventory();
++                    playerLecternPageChangeEvent = new io.papermc.paper.event.player.PlayerLecternPageChangeEvent((org.bukkit.entity.Player) player.getBukkitEntity(), bukkitView.getHolder(), bukkitView.getBook(), io.papermc.paper.event.player.PlayerLecternPageChangeEvent.PageChangeDirection.RIGHT, j, j + 1);
++                    if (!playerLecternPageChangeEvent.callEvent()) {
++                        return false;
++                    }
++                    this.setData(0, playerLecternPageChangeEvent.getNewPage());
++                    // Paper end - Add PlayerLecternPageChangeEvent
+                     return true;
+                 case 3:
+                     if (!player.mayBuild()) {