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path: root/Spigot-Server-Patches/0170-Add-PlayerJumpEvent.patch
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Zach Brown <zach.brown@destroystokyo.com>
Date: Thu, 28 Sep 2017 17:21:44 -0400
Subject: [PATCH] Add PlayerJumpEvent


diff --git a/src/main/java/net/minecraft/server/network/PlayerConnection.java b/src/main/java/net/minecraft/server/network/PlayerConnection.java
index bf3195eaf1fc7bdddafbb54d0ccf825e95b63210..7af07ca8e1fa20361c95841b48dd70cdf46a18b5 100644
--- a/src/main/java/net/minecraft/server/network/PlayerConnection.java
+++ b/src/main/java/net/minecraft/server/network/PlayerConnection.java
@@ -1168,7 +1168,34 @@ public class PlayerConnection implements PacketListenerPlayIn {
                             boolean flag = d8 > 0.0D;
 
                             if (this.player.isOnGround() && !packetplayinflying.b() && flag) {
-                                this.player.jump();
+                                // Paper start - Add player jump event
+                                Player player = this.getPlayer();
+                                Location from = new Location(player.getWorld(), lastPosX, lastPosY, lastPosZ, lastYaw, lastPitch); // Get the Players previous Event location.
+                                Location to = player.getLocation().clone(); // Start off the To location as the Players current location.
+
+                                // If the packet contains movement information then we update the To location with the correct XYZ.
+                                if (packetplayinflying.hasPos) {
+                                    to.setX(packetplayinflying.x);
+                                    to.setY(packetplayinflying.y);
+                                    to.setZ(packetplayinflying.z);
+                                }
+
+                                // If the packet contains look information then we update the To location with the correct Yaw & Pitch.
+                                if (packetplayinflying.hasLook) {
+                                    to.setYaw(packetplayinflying.yaw);
+                                    to.setPitch(packetplayinflying.pitch);
+                                }
+
+                                com.destroystokyo.paper.event.player.PlayerJumpEvent event = new com.destroystokyo.paper.event.player.PlayerJumpEvent(player, from, to);
+
+                                if (event.callEvent()) {
+                                    this.player.jump();
+                                } else {
+                                    from = event.getFrom();
+                                    this.internalTeleport(from.getX(), from.getY(), from.getZ(), from.getYaw(), from.getPitch(), Collections.emptySet());
+                                    return;
+                                }
+                                // Paper end
                             }
 
                             this.player.move(EnumMoveType.PLAYER, new Vec3D(d7, d8, d9));