Add PlayerKickBanEvent (#103)

src/me/ryanhamshire/GriefPrevention/PlayerKickBanTask.java

@@ -18,6 +18,8 @@
  
 package me.ryanhamshire.GriefPrevention;
 
+import me.ryanhamshire.GriefPrevention.events.PlayerKickBanEvent;
+import org.bukkit.Bukkit;
 import org.bukkit.entity.Player;
 
 //kicks or bans a player
@@ -48,6 +50,14 @@ class PlayerKickBanTask implements Runnable
 	@Override
 	public void run()
 	{
+		PlayerKickBanEvent kickBanEvent = new PlayerKickBanEvent(player, reason, source, ban);
+		Bukkit.getPluginManager().callEvent(kickBanEvent);
+
+		if (kickBanEvent.isCancelled())
+		{
+			return; // cancelled by a plugin
+		}
+
 		if(this.ban)
 		{		
 			//ban

src/me/ryanhamshire/GriefPrevention/events/PlayerKickBanEvent.java

@@ -0,0 +1,89 @@
+package me.ryanhamshire.GriefPrevention.events;
+
+import org.bukkit.entity.Player;
+import org.bukkit.event.Event;
+import org.bukkit.event.HandlerList;
+
+/**
+ * Called when GP is about to kick or ban a player
+ *
+ * @author BillyGalbreath
+ * 03/10/2017.
+ */
+public class PlayerKickBanEvent extends Event
+{
+    private static final HandlerList handlers = new HandlerList();
+
+    public static HandlerList getHandlerList()
+    {
+        return handlers;
+    }
+
+    @Override
+    public HandlerList getHandlers()
+    {
+        return handlers;
+    }
+
+    private Player player;
+    private String reason;
+    private String source;
+    private boolean ban;
+    private boolean cancelled = false;
+
+    /**
+     * @param player Player getting kicked and/or banned
+     * @param reason Reason message for kick/ban
+     *               @param source What caused the kick/ban
+     *               @param ban True if player is getting banned
+     */
+    public PlayerKickBanEvent(Player player, String reason, String source, boolean ban)
+    {
+        this.player = player;
+        this.reason = reason;
+        this.source = source;
+        this.ban = ban;
+    }
+
+    /**
+     * @return player getting kicked/banned
+     */
+    public Player getPlayer()
+    {
+        return this.player;
+    }
+
+    /**
+     * @return reason player is getting kicked/banned
+     */
+    public String getReason()
+    {
+        return this.reason;
+    }
+
+    /**
+     * @return source that is kicking/banning the player
+     */
+    public String getSource()
+    {
+        return this.source;
+    }
+
+    /**
+     * @return is player getting banned
+     */
+    public boolean getBan()
+    {
+        return this.ban;
+    }
+
+    public boolean isCancelled()
+    {
+        return this.cancelled;
+    }
+
+    public void setCancelled(boolean cancel)
+    {
+        this.cancelled = cancel;
+    }
+}