From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Nahuel <nahueldolores@hotmail.com>
Date: Sat, 9 Jan 2021 15:36:59 +0100
Subject: [PATCH] Add StructureGenerateEvent

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <https://www.gnu.org/licenses/>.

Co-authored-by: Mariell Hoversholm <proximyst@proximyst.com>

diff --git a/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java b/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java
index f8a2aa31e38f64f88a82d5a388b58f1962d5fda0..b98f05c32d81195e779701d90d30f345c9695cbf 100644
--- a/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java
+++ b/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java
@@ -454,7 +454,14 @@ public abstract class ChunkGenerator implements BiomeManager.NoiseBiomeSource {
 
         if (structuresettingsfeature != null) {
             StructureStart<?> structurestart = structureAccessor.getStartForFeature(sectionposition, StructureFeature.STRONGHOLD, chunk);
-
+            // Purpur start
+            if (new net.pl3x.purpur.event.world.StructureGenerateEvent(
+                    structureAccessor.getWorld().getWorld(),
+                    org.bukkit.StructureType.getStructureTypes().get(structurestart.getFeature().getFeatureName().toLowerCase()),
+                    chunkcoordintpair.x,
+                    chunkcoordintpair.z
+            ).callEvent())
+            // Purpur end
             if (structurestart == null || !structurestart.isValid()) {
                 StructureStart<?> structurestart1 = StructureFeatures.STRONGHOLD.generate(registryManager, this, this.biomeSource, structureManager, worldSeed, chunkcoordintpair, ChunkGenerator.fetchReferences(structureAccessor, chunk, sectionposition, StructureFeature.STRONGHOLD), structuresettingsfeature, chunk, ChunkGenerator::validStrongholdBiome);