From dd096a5255307788fc26d94135bb87c85e436f13 Mon Sep 17 00:00:00 2001
From: Thinkofdeath <thinkofdeath@spigotmc.org>
Date: Sat, 29 Nov 2014 20:00:52 +0000
Subject: Improve the invalid block handling

---
 nms-patches/ChunkRegionLoader.patch | 25 +++++++++++++++++--------
 1 file changed, 17 insertions(+), 8 deletions(-)

(limited to 'nms-patches')

diff --git a/nms-patches/ChunkRegionLoader.patch b/nms-patches/ChunkRegionLoader.patch
index 01fdd1e3..0330fc2b 100644
--- a/nms-patches/ChunkRegionLoader.patch
+++ b/nms-patches/ChunkRegionLoader.patch
@@ -1,5 +1,5 @@
---- ../work/decompile-8eb82bde//net/minecraft/server/ChunkRegionLoader.java	2014-11-29 17:31:14.897318138 +0000
-+++ src/main/java/net/minecraft/server/ChunkRegionLoader.java	2014-11-29 17:31:08.453318281 +0000
+--- ../work/decompile-8eb82bde//net/minecraft/server/ChunkRegionLoader.java	2014-11-29 20:00:36.009119253 +0000
++++ src/main/java/net/minecraft/server/ChunkRegionLoader.java	2014-11-29 20:00:18.677119638 +0000
 @@ -23,8 +23,40 @@
      public ChunkRegionLoader(File file) {
          this.e = file;
@@ -8,7 +8,7 @@
 +    // CraftBukkit start
 +    public boolean chunkExists(World world, int i, int j) {
 +        ChunkCoordIntPair chunkcoordintpair = new ChunkCoordIntPair(i, j);
- 
++
 +        synchronized (this.d) {
 +            if (this.c.contains(chunkcoordintpair)) {
 +                for (int k = 0; k < this.b.size(); ++k) {
@@ -18,7 +18,7 @@
 +                }
 +            }
 +        }
-+
+ 
 +        return RegionFileCache.a(this.e, i, j).chunkExists(i & 31, j & 31);
 +    }
 +    // CraftBukkit end
@@ -107,7 +107,7 @@
          DataOutputStream dataoutputstream = RegionFileCache.d(this.e, pendingchunktosave.a.x, pendingchunktosave.a.z);
  
          NBTCompressedStreamTools.a(pendingchunktosave.b, (DataOutput) dataoutputstream);
-@@ -302,8 +358,23 @@
+@@ -302,8 +358,32 @@
                  int j1 = l >> 8 & 15;
                  int k1 = l >> 4 & 15;
                  int l1 = nibblearray1 != null ? nibblearray1.a(i1, j1, k1) : 0;
@@ -124,7 +124,16 @@
 +                if (Block.d.a(packed) == null) {
 +                    Block block = Block.getById(ex << 8 | id);
 +                    if (block != null) {
-+                        data = block.toLegacyData(block.fromLegacyData(data));
++                        try {
++                            data = block.toLegacyData(block.fromLegacyData(data));
++                        } catch (Exception ignored) {
++                            for (data = 0; data <= 15; data++) {
++                                packed = ex << 12 | id << 4 | data;
++                                if (Block.d.a(packed) != null) {
++                                    break;
++                                }
++                            }
++                        }
 +                        packed = ex << 12 | id << 4 | data;
 +                    }
 +                }
@@ -133,7 +142,7 @@
              }
  
              chunksection.a(achar);
-@@ -320,7 +391,13 @@
+@@ -320,7 +400,13 @@
          if (nbttagcompound.hasKeyOfType("Biomes", 7)) {
              chunk.a(nbttagcompound.getByteArray("Biomes"));
          }
@@ -147,7 +156,7 @@
          NBTTagList nbttaglist1 = nbttagcompound.getList("Entities", 10);
  
          if (nbttaglist1 != null) {
-@@ -379,6 +456,6 @@
+@@ -379,6 +465,6 @@
              }
          }
  
-- 
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