Implement new cause versions of BlockIgniteEvent. Addresses BUKKIT-3609, BUKKIT-3656, BUKKIT-3657

10 files changed, 104 insertions, 77 deletions

diff --git a/src/main/java/net/minecraft/server/BlockFire.java b/src/main/java/net/minecraft/server/BlockFire.java
index eb33c84f..16ea6d01 100644
--- a/src/main/java/net/minecraft/server/BlockFire.java
+++ b/src/main/java/net/minecraft/server/BlockFire.java
@@ -3,7 +3,7 @@ package net.minecraft.server;
 import java.util.Random;
 
 // CraftBukkit start
-import org.bukkit.event.block.BlockIgniteEvent;
+import org.bukkit.craftbukkit.event.CraftEventFactory;
 import org.bukkit.event.block.BlockBurnEvent;
 import org.bukkit.event.block.BlockSpreadEvent;
 // CraftBukkit end
@@ -111,9 +111,6 @@ public class BlockFire extends Block {
                     // CraftBukkit start - call to stop spread of fire
                     org.bukkit.Server server = world.getServer();
                     org.bukkit.World bworld = world.getWorld();
-
-                    BlockIgniteEvent.IgniteCause igniteCause = BlockIgniteEvent.IgniteCause.SPREAD;
-                    org.bukkit.block.Block fromBlock = bworld.getBlockAt(i, j, k);
                     // CraftBukkit end
 
                     for (int i1 = i - 1; i1 <= i + 1; ++i1) {
@@ -143,13 +140,8 @@ public class BlockFire extends Block {
                                             }
 
                                             // CraftBukkit start - call to stop spread of fire
-                                            org.bukkit.block.Block block = bworld.getBlockAt(i1, k1, j1);
-
-                                            if (block.getTypeId() != Block.FIRE.id) {
-                                                BlockIgniteEvent event = new BlockIgniteEvent(block, igniteCause, null);
-                                                server.getPluginManager().callEvent(event);
-
-                                                if (event.isCancelled()) {
+                                            if (world.getTypeId(i1, k1, j1) != Block.FIRE.id) {
+                                                if (CraftEventFactory.callBlockIgniteEvent(world, i1, k1, j1, i, j, k).isCancelled()) {
                                                     continue;
                                                 }
 
@@ -157,7 +149,7 @@ public class BlockFire extends Block {
                                                 blockState.setTypeId(this.id);
                                                 blockState.setData(new org.bukkit.material.MaterialData(this.id, (byte) k2));
 
-                                                BlockSpreadEvent spreadEvent = new BlockSpreadEvent(blockState.getBlock(), fromBlock, blockState);
+                                                BlockSpreadEvent spreadEvent = new BlockSpreadEvent(blockState.getBlock(), bworld.getBlockAt(i, j, k), blockState);
                                                 server.getPluginManager().callEvent(spreadEvent);
 
                                                 if (!spreadEvent.isCancelled()) {
diff --git a/src/main/java/net/minecraft/server/BlockStationary.java b/src/main/java/net/minecraft/server/BlockStationary.java
index cf444680..14fbb0fd 100644
--- a/src/main/java/net/minecraft/server/BlockStationary.java
+++ b/src/main/java/net/minecraft/server/BlockStationary.java
@@ -2,10 +2,7 @@ package net.minecraft.server;
 
 import java.util.Random;
 
-// CraftBukkit start
-import org.bukkit.craftbukkit.event.CraftEventFactory;
-import org.bukkit.event.block.BlockIgniteEvent;
-// CraftBukkit end
+import org.bukkit.craftbukkit.event.CraftEventFactory;  // CraftBukkit
 
 public class BlockStationary extends BlockFluids {
 
@@ -42,9 +39,10 @@ public class BlockStationary extends BlockFluids {
             int i1;
             int j1;
 
-            // CraftBukkit start - prevent lava putting something on fire
-            org.bukkit.World bworld = world.getWorld();
-            BlockIgniteEvent.IgniteCause igniteCause = BlockIgniteEvent.IgniteCause.LAVA;
+            // CraftBukkit start - prevent lava putting something on fire, remember igniter block coords
+            int x = i;
+            int y = j;
+            int z = k;
             // CraftBukkit end
 
             for (i1 = 0; i1 < l; ++i1) {
@@ -55,9 +53,8 @@ public class BlockStationary extends BlockFluids {
                 if (j1 == 0) {
                     if (this.m(world, i - 1, j, k) || this.m(world, i + 1, j, k) || this.m(world, i, j, k - 1) || this.m(world, i, j, k + 1) || this.m(world, i, j - 1, k) || this.m(world, i, j + 1, k)) {
                         // CraftBukkit start - prevent lava putting something on fire
-                        org.bukkit.block.Block block = bworld.getBlockAt(i, j, k);
-                        if (block.getTypeId() != Block.FIRE.id) {
-                            if (CraftEventFactory.callEvent(new BlockIgniteEvent(block, igniteCause, null)).isCancelled()) {
+                        if (world.getTypeId(i, j, k) != Block.FIRE.id) {
+                            if (CraftEventFactory.callBlockIgniteEvent(world, i, j, k, x, y, z).isCancelled()) {
                                 continue;
                             }
                         }
@@ -80,9 +77,8 @@ public class BlockStationary extends BlockFluids {
                     k = j1 + random.nextInt(3) - 1;
                     if (world.isEmpty(i, j + 1, k) && this.m(world, i, j, k)) {
                         // CraftBukkit start - prevent lava putting something on fire
-                        org.bukkit.block.Block block = bworld.getBlockAt(i, j + 1, k);
-                        if (block.getTypeId() != Block.FIRE.id) {
-                            if (CraftEventFactory.callEvent(new BlockIgniteEvent(block, igniteCause, null)).isCancelled()) {
+                        if (world.getTypeId(i, j + 1, k) != Block.FIRE.id) {
+                            if (CraftEventFactory.callBlockIgniteEvent(world, i, j + 1, k, x, y, z).isCancelled()) {
                                 continue;
                             }
                         }
diff --git a/src/main/java/net/minecraft/server/DispenseBehaviorFlintAndSteel.java b/src/main/java/net/minecraft/server/DispenseBehaviorFlintAndSteel.java
index 834e93a2..c15c468b 100644
--- a/src/main/java/net/minecraft/server/DispenseBehaviorFlintAndSteel.java
+++ b/src/main/java/net/minecraft/server/DispenseBehaviorFlintAndSteel.java
@@ -1,6 +1,7 @@
 package net.minecraft.server;
 
 // CraftBukkit start
+import org.bukkit.craftbukkit.event.CraftEventFactory;
 import org.bukkit.craftbukkit.inventory.CraftItemStack;
 import org.bukkit.event.block.BlockDispenseEvent;
 // CraftBukkit end
@@ -43,10 +44,14 @@ final class DispenseBehaviorFlintAndSteel extends DispenseBehaviorItem {
         // CraftBukkit end
 
         if (world.isEmpty(i, j, k)) {
-            world.setTypeIdUpdate(i, j, k, Block.FIRE.id);
-            if (itemstack.isDamaged(1, world.random)) {
-                itemstack.count = 0;
+            // CraftBukkit - ignition by dispensing flint and steel
+            if (!CraftEventFactory.callBlockIgniteEvent(world, i, j, k, isourceblock.getBlockX(), isourceblock.getBlockY(), isourceblock.getBlockZ()).isCancelled()) {
+                world.setTypeIdUpdate(i, j, k, Block.FIRE.id);
+                if (itemstack.isDamaged(1, world.random)) {
+                    itemstack.count = 0;
+                }
             }
+            // CraftBukkit end
         } else if (world.getTypeId(i, j, k) == Block.TNT.id) {
             Block.TNT.postBreak(world, i, j, k, 1);
             world.setAir(i, j, k);
diff --git a/src/main/java/net/minecraft/server/EntityEnderCrystal.java b/src/main/java/net/minecraft/server/EntityEnderCrystal.java
index c0155a65..43475eef 100644
--- a/src/main/java/net/minecraft/server/EntityEnderCrystal.java
+++ b/src/main/java/net/minecraft/server/EntityEnderCrystal.java
@@ -33,7 +33,11 @@ public class EntityEnderCrystal extends Entity {
         int k = MathHelper.floor(this.locZ);
 
         if (this.world.getTypeId(i, j, k) != Block.FIRE.id) {
-            this.world.setTypeIdUpdate(i, j, k, Block.FIRE.id);
+            // CraftBukkit start
+            if (!org.bukkit.craftbukkit.event.CraftEventFactory.callBlockIgniteEvent(this.world, i, j, k, this).isCancelled()) {
+                this.world.setTypeIdUpdate(i, j, k, Block.FIRE.id);
+            }
+            // CraftBukkit end
         }
     }
 
diff --git a/src/main/java/net/minecraft/server/EntityLightning.java b/src/main/java/net/minecraft/server/EntityLightning.java
index 638615d4..83c45101 100644
--- a/src/main/java/net/minecraft/server/EntityLightning.java
+++ b/src/main/java/net/minecraft/server/EntityLightning.java
@@ -2,7 +2,7 @@ package net.minecraft.server;
 
 import java.util.List;
 
-import org.bukkit.event.block.BlockIgniteEvent; // CraftBukkit
+import org.bukkit.craftbukkit.event.CraftEventFactory; // CraftBukkit
 
 public class EntityLightning extends EntityWeather {
 
@@ -11,7 +11,6 @@ public class EntityLightning extends EntityWeather {
     private int c;
 
     // CraftBukkit start
-    private org.bukkit.craftbukkit.CraftWorld cworld;
     public boolean isEffect = false;
 
     public EntityLightning(World world, double d0, double d1, double d2) {
@@ -25,7 +24,6 @@ public class EntityLightning extends EntityWeather {
 
         // CraftBukkit start
         this.isEffect = isEffect;
-        this.cworld = world.getWorld();
         // CraftBukkit end
 
         this.setPositionRotation(d0, d1, d2, 0.0F, 0.0F);
@@ -41,10 +39,7 @@ public class EntityLightning extends EntityWeather {
 
             if (world.getTypeId(i, j, k) == 0 && Block.FIRE.canPlace(world, i, j, k)) {
                 // CraftBukkit start
-                BlockIgniteEvent event = new BlockIgniteEvent(this.cworld.getBlockAt(i, j, k), BlockIgniteEvent.IgniteCause.LIGHTNING, null);
-                world.getServer().getPluginManager().callEvent(event);
-
-                if (!event.isCancelled()) {
+                if (!CraftEventFactory.callBlockIgniteEvent(world, i, j, k, this).isCancelled()) {
                     world.setTypeIdUpdate(i, j, k, Block.FIRE.id);
                 }
                 // CraftBukkit end
@@ -57,11 +52,8 @@ public class EntityLightning extends EntityWeather {
 
                 if (world.getTypeId(j, k, l) == 0 && Block.FIRE.canPlace(world, j, k, l)) {
                     // CraftBukkit start
-                    BlockIgniteEvent event = new BlockIgniteEvent(this.cworld.getBlockAt(j, k, l), BlockIgniteEvent.IgniteCause.LIGHTNING, null);
-                    world.getServer().getPluginManager().callEvent(event);
-
-                    if (!event.isCancelled()) {
-                        world.setTypeIdUpdate(j, k, l, Block.FIRE.id);
+                    if (!CraftEventFactory.callBlockIgniteEvent(world, j, k, l, this).isCancelled()) {
+                        world.setTypeIdUpdate(i, j, k, Block.FIRE.id);
                     }
                     // CraftBukkit end
                 }
@@ -92,11 +84,8 @@ public class EntityLightning extends EntityWeather {
 
                     if (this.world.getTypeId(i, j, k) == 0 && Block.FIRE.canPlace(this.world, i, j, k)) {
                         // CraftBukkit start
-                        BlockIgniteEvent event = new BlockIgniteEvent(this.cworld.getBlockAt(i, j, k), BlockIgniteEvent.IgniteCause.LIGHTNING, null);
-                        this.world.getServer().getPluginManager().callEvent(event);
-
-                        if (!event.isCancelled()) {
-                            this.world.setTypeIdUpdate(i, j, k, Block.FIRE.id);
+                        if (!CraftEventFactory.callBlockIgniteEvent(world, i, j, k, this).isCancelled()) {
+                            world.setTypeIdUpdate(i, j, k, Block.FIRE.id);
                         }
                         // CraftBukkit end
                     }
diff --git a/src/main/java/net/minecraft/server/EntitySmallFireball.java b/src/main/java/net/minecraft/server/EntitySmallFireball.java
index a7e7915b..6d623d10 100644
--- a/src/main/java/net/minecraft/server/EntitySmallFireball.java
+++ b/src/main/java/net/minecraft/server/EntitySmallFireball.java
@@ -1,7 +1,7 @@
 package net.minecraft.server;
 
 // CraftBukkit start
-import org.bukkit.event.block.BlockIgniteEvent;
+import org.bukkit.craftbukkit.event.CraftEventFactory;
 import org.bukkit.event.entity.EntityCombustByEntityEvent;
 // CraftBukkit end
 
@@ -67,11 +67,7 @@ public class EntitySmallFireball extends EntityFireball {
 
                 if (this.world.isEmpty(i, j, k)) {
                     // CraftBukkit start
-                    org.bukkit.block.Block block = world.getWorld().getBlockAt(i, j, k);
-                    BlockIgniteEvent event = new BlockIgniteEvent(block, BlockIgniteEvent.IgniteCause.FIREBALL, null);
-                    world.getServer().getPluginManager().callEvent(event);
-
-                    if (!event.isCancelled()) {
+                    if (!CraftEventFactory.callBlockIgniteEvent(world, i, j, k, this).isCancelled()) {
                         this.world.setTypeIdUpdate(i, j, k, Block.FIRE.id);
                     }
                     // CraftBukkit end
diff --git a/src/main/java/net/minecraft/server/Explosion.java b/src/main/java/net/minecraft/server/Explosion.java
index aa3ae585..50646cef 100644
--- a/src/main/java/net/minecraft/server/Explosion.java
+++ b/src/main/java/net/minecraft/server/Explosion.java
@@ -290,7 +290,10 @@ public class Explosion {
                 int i1 = this.world.getTypeId(i, j - 1, k);
 
                 if (l == 0 && Block.s[i1] && this.j.nextInt(3) == 0) {
-                    this.world.setTypeIdUpdate(i, j, k, Block.FIRE.id);
+                    // CraftBukkit start - ignition by explosion.
+                    if (!org.bukkit.craftbukkit.event.CraftEventFactory.callBlockIgniteEvent(this.world, i, j, k, this).isCancelled()) {
+                        this.world.setTypeIdUpdate(i, j, k, Block.FIRE.id);
+                    } // CraftBukkit end
                 }
             }
         }
diff --git a/src/main/java/net/minecraft/server/ItemFireball.java b/src/main/java/net/minecraft/server/ItemFireball.java
index decf0216..81777fcf 100644
--- a/src/main/java/net/minecraft/server/ItemFireball.java
+++ b/src/main/java/net/minecraft/server/ItemFireball.java
@@ -1,10 +1,5 @@
 package net.minecraft.server;
 
-// CraftBukkit start
-import org.bukkit.entity.Player;
-import org.bukkit.event.block.BlockIgniteEvent;
-// CraftBukkit end
-
 public class ItemFireball extends Item {
 
     public ItemFireball(int i) {
@@ -47,13 +42,7 @@ public class ItemFireball extends Item {
 
                 if (i1 == 0) {
                     // CraftBukkit start
-                    org.bukkit.block.Block blockClicked = world.getWorld().getBlockAt(i, j, k);
-                    Player thePlayer = (Player) entityhuman.getBukkitEntity();
-
-                    BlockIgniteEvent eventIgnite = new BlockIgniteEvent(blockClicked, BlockIgniteEvent.IgniteCause.FIREBALL, thePlayer);
-                    world.getServer().getPluginManager().callEvent(eventIgnite);
-
-                    if (eventIgnite.isCancelled()) {
+                    if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockIgniteEvent(world, i, j, k, org.bukkit.event.block.BlockIgniteEvent.IgniteCause.FIREBALL, entityhuman).isCancelled()) {
                         if (!entityhuman.abilities.canInstantlyBuild) {
                             --itemstack.count;
                         }
diff --git a/src/main/java/net/minecraft/server/ItemFlintAndSteel.java b/src/main/java/net/minecraft/server/ItemFlintAndSteel.java
index 88b28cb3..988b8ef4 100644
--- a/src/main/java/net/minecraft/server/ItemFlintAndSteel.java
+++ b/src/main/java/net/minecraft/server/ItemFlintAndSteel.java
@@ -1,10 +1,6 @@
 package net.minecraft.server;
 
-// CraftBukkit start
-import org.bukkit.craftbukkit.block.CraftBlockState;
-import org.bukkit.entity.Player;
-import org.bukkit.event.block.BlockIgniteEvent;
-// CraftBukkit end
+import org.bukkit.craftbukkit.block.CraftBlockState; // CraftBukkit
 
 public class ItemFlintAndSteel extends Item {
 
@@ -49,13 +45,7 @@ public class ItemFlintAndSteel extends Item {
 
             if (i1 == 0) {
                 // CraftBukkit start - store the clicked block
-                org.bukkit.block.Block blockClicked = world.getWorld().getBlockAt(i, j, k);
-                Player thePlayer = (Player) entityhuman.getBukkitEntity();
-
-                BlockIgniteEvent eventIgnite = new BlockIgniteEvent(blockClicked, BlockIgniteEvent.IgniteCause.FLINT_AND_STEEL, thePlayer);
-                world.getServer().getPluginManager().callEvent(eventIgnite);
-
-                if (eventIgnite.isCancelled()) {
+                if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockIgniteEvent(world, i, j, k, org.bukkit.event.block.BlockIgniteEvent.IgniteCause.FLINT_AND_STEEL, entityhuman).isCancelled()) {
                     itemstack.damage(1, entityhuman);
                     return false;
                 }
diff --git a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
index a62adcd2..cecef80b 100644
--- a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
+++ b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
@@ -17,6 +17,7 @@ import net.minecraft.server.EntityItem;
 import net.minecraft.server.EntityLiving;
 import net.minecraft.server.EntityPlayer;
 import net.minecraft.server.EntityPotion;
+import net.minecraft.server.Explosion;
 import net.minecraft.server.InventoryCrafting;
 import net.minecraft.server.Item;
 import net.minecraft.server.ItemStack;
@@ -41,6 +42,7 @@ import org.bukkit.craftbukkit.inventory.CraftItemStack;
 import org.bukkit.entity.AnimalTamer;
 import org.bukkit.entity.Arrow;
 import org.bukkit.entity.Creeper;
+import org.bukkit.entity.EntityType;
 import org.bukkit.entity.LightningStrike;
 import org.bukkit.entity.LivingEntity;
 import org.bukkit.entity.Pig;
@@ -51,6 +53,7 @@ import org.bukkit.entity.ThrownExpBottle;
 import org.bukkit.entity.ThrownPotion;
 import org.bukkit.event.Event;
 import org.bukkit.event.block.*;
+import org.bukkit.event.block.BlockIgniteEvent.IgniteCause;
 import org.bukkit.event.entity.*;
 import org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason;
 import org.bukkit.event.entity.EntityDamageEvent.DamageCause;
@@ -551,4 +554,64 @@ public class CraftEventFactory {
         PlayerItemBreakEvent event = new PlayerItemBreakEvent((Player) human.getBukkitEntity(), item);
         Bukkit.getPluginManager().callEvent(event);
     }
+
+    public static BlockIgniteEvent callBlockIgniteEvent(World world, int x, int y, int z, int igniterX, int igniterY, int igniterZ) {
+        org.bukkit.World bukkitWorld = world.getWorld();
+        Block igniter = bukkitWorld.getBlockAt(igniterX, igniterY, igniterZ);
+        IgniteCause cause;
+        switch (igniter.getType()) {
+        case LAVA:
+            cause = IgniteCause.LAVA;
+            break;
+        case DISPENSER:
+            cause = IgniteCause.FLINT_AND_STEEL;
+            break;
+        case FIRE: // Fire or any other unknown block counts as SPREAD.
+        default:
+            cause = IgniteCause.SPREAD;
+        }
+
+        BlockIgniteEvent event = new BlockIgniteEvent(bukkitWorld.getBlockAt(x, y, z), cause, igniter);
+        world.getServer().getPluginManager().callEvent(event);
+        return event;
+    }
+
+    public static BlockIgniteEvent callBlockIgniteEvent(World world, int x, int y, int z, Entity igniter) {
+        org.bukkit.World bukkitWorld = world.getWorld();
+        org.bukkit.entity.Entity bukkitIgniter = igniter.getBukkitEntity();
+        IgniteCause cause;
+        switch (bukkitIgniter.getType()) {
+        case ENDER_CRYSTAL:
+            cause = IgniteCause.ENDER_CRYSTAL;
+            break;
+        case LIGHTNING:
+            cause = IgniteCause.LIGHTNING;
+            break;
+        case SMALL_FIREBALL:
+        case FIREBALL:
+            cause = IgniteCause.FIREBALL;
+            break;
+        default:
+            cause = IgniteCause.FLINT_AND_STEEL;
+        }
+
+        BlockIgniteEvent event = new BlockIgniteEvent(bukkitWorld.getBlockAt(x, y, z), cause, bukkitIgniter);
+        world.getServer().getPluginManager().callEvent(event);
+        return event;
+    }
+
+    public static BlockIgniteEvent callBlockIgniteEvent(World world, int x, int y, int z, Explosion explosion) {
+        org.bukkit.World bukkitWorld = world.getWorld();
+        org.bukkit.entity.Entity igniter = explosion.source == null ? null : explosion.source.getBukkitEntity();
+
+        BlockIgniteEvent event = new BlockIgniteEvent(bukkitWorld.getBlockAt(x, y, z), IgniteCause.EXPLOSION, igniter);
+        world.getServer().getPluginManager().callEvent(event);
+        return event;
+    }
+
+    public static BlockIgniteEvent callBlockIgniteEvent(World world, int x, int y, int z, IgniteCause cause, Entity igniter) {
+        BlockIgniteEvent event = new BlockIgniteEvent(world.getWorld().getBlockAt(x, y, z), cause, igniter.getBukkitEntity());
+        world.getServer().getPluginManager().callEvent(event);
+        return event;
+    }
 }