PaperMC/nms-patches/BlockFireAbstract.patch

--- a/net/minecraft/server/BlockFireAbstract.java
+++ b/net/minecraft/server/BlockFireAbstract.java
@@ -41,7 +41,14 @@
         if (!entity.isFireProof()) {
             entity.setFireTicks(entity.getFireTicks() + 1);
             if (entity.getFireTicks() == 0) {
-                entity.setOnFire(8);
+                // CraftBukkit start
+                org.bukkit.event.entity.EntityCombustEvent event = new org.bukkit.event.entity.EntityCombustByBlockEvent(org.bukkit.craftbukkit.block.CraftBlock.at(world, blockposition), entity.getBukkitEntity(), 8);
+                world.getServer().getPluginManager().callEvent(event);
+
+                if (!event.isCancelled()) {
+                    entity.setOnFire(event.getDuration(), false);
+                }
+                // CraftBukkit end
             }
 
             entity.damageEntity(DamageSource.FIRE, this.g);
@@ -53,9 +60,10 @@
     @Override
     public void onPlace(IBlockData iblockdata, World world, BlockPosition blockposition, IBlockData iblockdata1, boolean flag) {
         if (!iblockdata1.a(iblockdata.getBlock())) {
-            if (world.getDimensionKey() != World.OVERWORLD && world.getDimensionKey() != World.THE_NETHER || !BlockPortal.a((GeneratorAccess) world, blockposition)) {
+            // CraftBukkit - getTypeKey()
+            if (world.getTypeKey()!= DimensionManager.OVERWORLD && world.getTypeKey()!= DimensionManager.THE_NETHER || !BlockPortal.a((GeneratorAccess) world, blockposition)) {
                 if (!iblockdata.canPlace(world, blockposition)) {
-                    world.a(blockposition, false);
+                    fireExtinguished(world, blockposition); // CraftBukkit - fuel block broke
                 }
 
             }
@@ -92,4 +100,12 @@
 
         return true;
     }
+
+    // CraftBukkit start
+    protected void fireExtinguished(GeneratorAccess world, BlockPosition position) {
+        if (!org.bukkit.craftbukkit.event.CraftEventFactory.callBlockFadeEvent(world, position, Blocks.AIR.getBlockData()).isCancelled()) {
+            world.a(position, false);
+        }
+    }
+    // CraftBukkit end
 }