SPIGOT-5830: Server crash when campfire lit via dispenser.

Also adds a missing call to BlockIgniteEvent for players igniting campfires with flint and steel.

By: Parker Hawke <hawkeboyz2@hotmail.com>

paper-server/nms-patches/BlockCampfire.patch

@@ -5,7 +5,7 @@
                  BlockPosition blockposition = movingobjectpositionblock.getBlockPosition();
  
 +                // CraftBukkit start
-+                if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockIgniteEvent(world, blockposition, entity).isCancelled()) {
++                if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockIgniteEvent(world, blockposition, iprojectile).isCancelled()) {
 +                    return;
 +                }
 +                // CraftBukkit end

paper-server/nms-patches/ItemFlintAndSteel.patch

@@ -1,5 +1,14 @@
 --- a/net/minecraft/server/ItemFlintAndSteel.java
 +++ b/net/minecraft/server/ItemFlintAndSteel.java
+@@ -13,7 +13,7 @@
+         BlockPosition blockposition = itemactioncontext.getClickPosition();
+         IBlockData iblockdata = world.getType(blockposition);
+ 
+-        if (BlockCampfire.h(iblockdata)) {
++        if (BlockCampfire.h(iblockdata) && !org.bukkit.craftbukkit.event.CraftEventFactory.callBlockIgniteEvent(world, blockposition, entityhuman).isCancelled()) { // CraftBukkit
+             world.playSound(entityhuman, blockposition, SoundEffects.ITEM_FLINTANDSTEEL_USE, SoundCategory.BLOCKS, 1.0F, ItemFlintAndSteel.RANDOM.nextFloat() * 0.4F + 0.8F);
+             world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockProperties.r, true), 11);
+             if (entityhuman != null) {
 @@ -27,6 +27,14 @@
              BlockPosition blockposition1 = blockposition.shift(itemactioncontext.getClickedFace());
  

paper-server/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java

@@ -50,6 +50,7 @@ import net.minecraft.server.GeneratorAccess;
 import net.minecraft.server.IBlockData;
 import net.minecraft.server.IChatBaseComponent;
 import net.minecraft.server.IInventory;
+import net.minecraft.server.IProjectile;
 import net.minecraft.server.ItemActionContext;
 import net.minecraft.server.ItemStack;
 import net.minecraft.server.Items;
@@ -208,6 +209,7 @@ import org.bukkit.inventory.EquipmentSlot;
 import org.bukkit.inventory.InventoryView;
 import org.bukkit.inventory.meta.BookMeta;
 import org.bukkit.potion.PotionEffect;
+import org.bukkit.projectiles.ProjectileSource;
 
 public class CraftEventFactory {
     public static final DamageSource MELTING = CraftDamageSource.copyOf(DamageSource.BURN);
@@ -1213,6 +1215,13 @@ public class CraftEventFactory {
                 cause = IgniteCause.FLINT_AND_STEEL;
         }
 
+        if (igniter instanceof IProjectile) {
+            Entity shooter = ((IProjectile) igniter).getShooter();
+            if (shooter != null) {
+                bukkitIgniter = shooter.getBukkitEntity();
+            }
+        }
+
         BlockIgniteEvent event = new BlockIgniteEvent(bukkitWorld.getBlockAt(pos.getX(), pos.getY(), pos.getZ()), cause, bukkitIgniter);
         world.getServer().getPluginManager().callEvent(event);
         return event;