PaperMC/nms-patches/DispenseBehaviorFlintAndSteel.patch

--- ../work/decompile-8eb82bde//net/minecraft/server/DispenseBehaviorFlintAndSteel.java	2014-11-28 17:43:43.045707436 +0000
+++ src/main/java/net/minecraft/server/DispenseBehaviorFlintAndSteel.java	2014-11-28 17:38:23.000000000 +0000
@@ -1,5 +1,10 @@
 package net.minecraft.server;
 
+// CraftBukkit start
+import org.bukkit.craftbukkit.inventory.CraftItemStack;
+import org.bukkit.event.block.BlockDispenseEvent;
+// CraftBukkit end
+
 final class DispenseBehaviorFlintAndSteel extends DispenseBehaviorItem {
 
     private boolean b = true;
@@ -10,11 +15,39 @@
         World world = isourceblock.i();
         BlockPosition blockposition = isourceblock.getBlockPosition().shift(BlockDispenser.b(isourceblock.f()));
 
-        if (world.isEmpty(blockposition)) {
-            world.setTypeUpdate(blockposition, Blocks.FIRE.getBlockData());
-            if (itemstack.isDamaged(1, world.random)) {
-                itemstack.count = 0;
+        // CraftBukkit start
+        org.bukkit.block.Block block = world.getWorld().getBlockAt(isourceblock.getBlockPosition().getX(), isourceblock.getBlockPosition().getY(), isourceblock.getBlockPosition().getZ());
+        CraftItemStack craftItem = CraftItemStack.asCraftMirror(itemstack);
+
+        BlockDispenseEvent event = new BlockDispenseEvent(block, craftItem.clone(), new org.bukkit.util.Vector(0, 0, 0));
+        if (!BlockDispenser.eventFired) {
+            world.getServer().getPluginManager().callEvent(event);
+        }
+
+        if (event.isCancelled()) {
+            return itemstack;
+        }
+
+        if (!event.getItem().equals(craftItem)) {
+            // Chain to handler for new item
+            ItemStack eventStack = CraftItemStack.asNMSCopy(event.getItem());
+            IDispenseBehavior idispensebehavior = (IDispenseBehavior) BlockDispenser.M.get(eventStack.getItem());
+            if (idispensebehavior != IDispenseBehavior.a && idispensebehavior != this) {
+                idispensebehavior.a(isourceblock, eventStack);
+                return itemstack;
+            }
+        }
+        // CraftBukkit end        
+        
+        if (world.isEmpty(blockposition)) {            
+            // CraftBukkit start - Ignition by dispensing flint and steel
+            if (!org.bukkit.craftbukkit.event.CraftEventFactory.callBlockIgniteEvent(world, blockposition.getX(), blockposition.getY(), blockposition.getZ(), isourceblock.getBlockPosition().getX(), isourceblock.getBlockPosition().getY(), isourceblock.getBlockPosition().getZ()).isCancelled()) {
+                world.setTypeUpdate(blockposition, Blocks.FIRE.getBlockData());
+                if (itemstack.isDamaged(1, world.random)) {
+                    itemstack.count = 0;
+                }
             }
+            // CraftBukkit end
         } else if (world.getType(blockposition).getBlock() == Blocks.TNT) {
             Blocks.TNT.postBreak(world, blockposition, Blocks.TNT.getBlockData().set(BlockTNT.EXPLODE, Boolean.valueOf(true)));
             world.setAir(blockposition);