Save player location if he quit sitting on chair and restore it on join

src/com/cnaude/chairs/Chairs.java

@@ -1,6 +1,7 @@
 package com.cnaude.chairs;
 
 import java.io.File;
+import java.io.IOException;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.HashSet;
@@ -12,7 +13,10 @@ import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
 import org.bukkit.Location;
 import org.bukkit.Material;
+import org.bukkit.World;
 import org.bukkit.block.Block;
+import org.bukkit.configuration.file.FileConfiguration;
+import org.bukkit.configuration.file.YamlConfiguration;
 import org.bukkit.entity.Entity;
 import org.bukkit.entity.Player;
 import org.bukkit.event.HandlerList;
@@ -73,6 +77,7 @@ public class Chairs extends JavaPlugin {
     	protocolManager.getAsynchronousManager().unregisterAsyncHandlers(this);
     	protocolManager = null;
         for (String pName : new HashSet<String>(sit.keySet())) {
+        	savePlayerSitstoploc(pName);
         	ejectPlayerOnDisable(Bukkit.getPlayerExact(pName));
         }
         if (ignoreList != null) {
@@ -167,6 +172,36 @@ public class Chairs extends JavaPlugin {
     }
 
 
+    protected void savePlayerSitstoploc(String player)
+    {
+    	FileConfiguration plconfig = new YamlConfiguration();
+    	Location sitstop = sitstopteleportloc.get(player);
+    	plconfig.set(player+".world", sitstop.getWorld().getName());
+    	plconfig.set(player+".xyz", sitstop.toVector());
+    	plconfig.set(player+".pitch", sitstop.getPitch());
+    	plconfig.set(player+".yaw", sitstop.getYaw());
+    	try {
+			plconfig.save(new File(getDataFolder(),"playersdata"+File.separator+player+".yml"));
+		} catch (IOException e) {
+		}
+    }
+    protected Location getPlayerSitstoploc(String player)
+    {
+    	File plfile = new File(getDataFolder(),"playersdata"+File.separator+player+".yml");
+    	if (plfile.exists()) 
+    	{
+    		FileConfiguration plconfig = YamlConfiguration.loadConfiguration(plfile);
+    		World world = Bukkit.getWorld(plconfig.getString(player+".world"));
+    		Vector xyz = plconfig.getVector(player+".xyz");
+    		Location sitstop = new Location(world,xyz.getX(),xyz.getY(),xyz.getZ());
+    		sitstop.setPitch((float) plconfig.getDouble(player+".pitch"));
+    		sitstop.setYaw((float) plconfig.getDouble(player+".yaw"));
+    		plfile.delete();
+    		return sitstop;
+    	}
+    	return null;
+    }
+
     public void loadConfig() {
         autoRotate = getConfig().getBoolean("auto-rotate");
         signCheck = getConfig().getBoolean("sign-check");

src/com/cnaude/chairs/EventListener.java

@@ -35,35 +35,12 @@ public class EventListener implements Listener {
     
     @EventHandler(priority=EventPriority.LOWEST,ignoreCancelled=true)
     public void onJoin(PlayerJoinEvent e)
-    {
-    	if (!plugin.authmelogincorrection)
-    	{
-    		return;
-    	}
-    	
+    {    	
     	Player player = e.getPlayer();
-    	Location loc = player.getLocation();
-    	if (Double.isNaN(loc.getY()))
+    	Location loc = plugin.getPlayerSitstoploc(player.getName());
+    	if (loc != null)
     	{
-    		Location teleportloc = null;
-    		//corect y, there should be a valid chair somewhere up
-    		Location temploc = loc.clone();
-    		for (int i = 1 ; i<loc.getWorld().getMaxHeight(); i++)
-    		{
-    			temploc.setY(i);
-    			if (sitAllowed(player, temploc.getBlock()))
-    			{
-    				//maybe this is a chair we are looking for
-    				teleportloc = temploc.clone();
-    				break;
-    			}
-    		}
-    		//if we didn't find the chair just teleport player to world spawn
-    		if (teleportloc == null)
-    		{
-    			teleportloc = player.getWorld().getSpawnLocation();
-    		}
-			player.teleport(teleportloc);
+    		player.teleport(loc);
     	}
     }
     
@@ -73,6 +50,7 @@ public class EventListener implements Listener {
     	Player player = event.getPlayer();
     	if (plugin.sit.containsKey(player.getName()))
     	{
+    		plugin.savePlayerSitstoploc(player.getName());
     		plugin.ejectPlayer(player);
     	}
     }