Add resurrection event

src/main/java/electroblob/wizardry/event/ResurrectionEvent.java

@@ -0,0 +1,37 @@
+package electroblob.wizardry.event;
+
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraftforge.common.MinecraftForge;
+import net.minecraftforge.event.entity.player.PlayerEvent;
+import net.minecraftforge.fml.common.eventhandler.Cancelable;
+
+/**
+ * ResurrectionEvent is fired when a player is about to be resurrected, after all other checks have been performed.
+ * <i>Note that this event is only fired on the server side.</i><br>
+ * <br>
+ * This event is {@link Cancelable}. If this event is canceled, the player is not resurrected.<br>
+ * <br>
+ * This event does not have a result. {@link HasResult}<br>
+ * <br>
+ * This event is fired on the {@link MinecraftForge#EVENT_BUS}.
+ *
+ * @author Electroblob
+ * @since Wizardry 2.1
+ */
+@Cancelable
+public class ResurrectionEvent extends PlayerEvent {
+
+	private final EntityPlayer caster;
+
+	public ResurrectionEvent(EntityPlayer player, EntityPlayer caster){
+		super(player);
+		this.caster = caster;
+	}
+
+	/** Returns the player that cast the resurrection spell. If the player resurrected themselves, this will be the
+	 * same as {@link ResurrectionEvent#getEntityPlayer()}. */
+	public EntityPlayer getCaster(){
+		return caster;
+	}
+
+}

src/main/java/electroblob/wizardry/packet/PacketControlInput.java

@@ -1,6 +1,7 @@
 package electroblob.wizardry.packet;
 
 import electroblob.wizardry.Wizardry;
+import electroblob.wizardry.event.ResurrectionEvent;
 import electroblob.wizardry.inventory.ContainerArcaneWorkbench;
 import electroblob.wizardry.item.ISpellCastingItem;
 import electroblob.wizardry.packet.PacketControlInput.Message;
@@ -13,6 +14,7 @@ import io.netty.buffer.ByteBuf;
 import net.minecraft.entity.player.EntityPlayerMP;
 import net.minecraft.item.ItemStack;
 import net.minecraft.util.EnumHand;
+import net.minecraftforge.common.MinecraftForge;
 import net.minecraftforge.fml.common.network.simpleimpl.IMessage;
 import net.minecraftforge.fml.common.network.simpleimpl.IMessageHandler;
 import net.minecraftforge.fml.common.network.simpleimpl.MessageContext;
@@ -79,6 +81,7 @@ public class PacketControlInput implements IMessageHandler<Message, IMessage> {
 								.filter(s -> Resurrection.canStackResurrect(s, player)).findFirst().orElse(null);
 
 						if(stack != null){
+							if(MinecraftForge.EVENT_BUS.post(new ResurrectionEvent(player, player))) break;
 							// This should suffice, since this is the only way a player can cast resurrection when dead!
 							((ISpellCastingItem)stack.getItem()).cast(stack, Spells.resurrection, player, EnumHand.MAIN_HAND, 0, new SpellModifiers());
 							break;

src/main/java/electroblob/wizardry/spell/Resurrection.java

@@ -2,6 +2,7 @@ package electroblob.wizardry.spell;
 
 import electroblob.wizardry.Wizardry;
 import electroblob.wizardry.data.WizardData;
+import electroblob.wizardry.event.ResurrectionEvent;
 import electroblob.wizardry.item.ISpellCastingItem;
 import electroblob.wizardry.item.SpellActions;
 import electroblob.wizardry.packet.PacketResurrection;
@@ -18,6 +19,7 @@ import net.minecraft.util.EnumHand;
 import net.minecraft.util.math.MathHelper;
 import net.minecraft.util.text.TextComponentTranslation;
 import net.minecraft.world.World;
+import net.minecraftforge.common.MinecraftForge;
 import net.minecraftforge.event.entity.living.LivingEvent.LivingUpdateEvent;
 import net.minecraftforge.fml.common.Mod.EventBusSubscriber;
 import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
@@ -61,6 +63,9 @@ public class Resurrection extends Spell {
 					.orElse(null);
 
 			if(nearestDeadAlly != null){
+
+				if(MinecraftForge.EVENT_BUS.post(new ResurrectionEvent(nearestDeadAlly, caster))) return false;
+
 				// When the player entity dies, it is removed from world#loadedEntityList. However, it is NOT removed
 				// from playerEntityList (and probably a few other places) until respawn is clicked, and since that
 				// never happens here we need to clean up those references or the player will have duplicate entries