Switch to arrow method

src/com/cnaude/chairs/Chairs.java

@@ -2,19 +2,16 @@ package com.cnaude.chairs;
 
 import com.comphenix.protocol.ProtocolLibrary;
 import com.comphenix.protocol.ProtocolManager;
-import com.comphenix.protocol.events.PacketContainer;
-import com.comphenix.protocol.wrappers.WrappedDataWatcher;
 import java.io.File;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.logging.Level;
 import java.util.logging.Logger;
-import net.minecraft.server.v1_6_R2.Packet40EntityMetadata;
 import org.bukkit.ChatColor;
 import org.bukkit.Location;
 import org.bukkit.Material;
-import org.bukkit.craftbukkit.v1_6_R2.entity.CraftPlayer;
+import org.bukkit.entity.Entity;
 import org.bukkit.entity.Player;
 import org.bukkit.event.player.PlayerTeleportEvent;
 import org.bukkit.permissions.Permission;
@@ -38,7 +35,7 @@ public class Chairs extends JavaPlugin {
     private File pluginFolder;
     private File configFile;    
     public byte sitByte;
-    public HashMap<String, Location> sit = new HashMap<String, Location>();
+    public HashMap<String, Entity> sit = new HashMap<String, Entity>();
     public static final String PLUGIN_NAME = "Chairs";
     public static final String LOG_HEADER = "[" + PLUGIN_NAME + "]";
     static final Logger log = Logger.getLogger("Minecraft");
@@ -222,86 +219,6 @@ public class Chairs extends JavaPlugin {
         pm.addPermission(new Permission("chairs.self","Allow player to self disable or enable sitting.",pd));
     } 
     
-    private PacketContainer getSitPacket(Player p) {
-        PacketContainer fakeSit = protocolManager.createPacket(40); 
-        fakeSit.getSpecificModifier(int.class).write(0, p.getEntityId());
-        WrappedDataWatcher watcher = new WrappedDataWatcher();
-        watcher.setObject(0, sitByte);           
-        fakeSit.getWatchableCollectionModifier().write(0, watcher.getWatchableObjects());
-        return fakeSit;
-    }
-    
-    private PacketContainer getStandPacket(Player p) {
-        PacketContainer fakeSit = protocolManager.createPacket(40);   
-        fakeSit.getSpecificModifier(int.class).write(0, p.getEntityId());
-        WrappedDataWatcher watcher = new WrappedDataWatcher();
-        watcher.setObject(0, (byte)0);                
-        fakeSit.getWatchableCollectionModifier().write(0, watcher.getWatchableObjects());         
-        return fakeSit;
-    }
-    
-    // Send sit packet to all online players that are on same world and can see player
-    public void sendSit(Player p) {              
-        if (protocolManager != null) {
-            sendPacketToPlayers(getSitPacket(p),p);
-        } else {            
-            sendPacketToPlayers(new Packet40EntityMetadata(p.getPlayer().getEntityId(), new ChairWatcher(sitByte), true),p);                        
-        }
-    }                   
-    
-    private void sendPacketToPlayers(PacketContainer pc, Player p) {
-        for (Player onlinePlayer : getServer().getOnlinePlayers()) {
-            if (onlinePlayer.canSee(p)) {
-                if (onlinePlayer.getWorld().equals(p.getWorld())) {
-                    try {         
-                        protocolManager.sendServerPacket(onlinePlayer, pc);                                    
-                    } catch (Exception ex) {
-                        // Nothing here
-                    }
-                }
-            }
-        }
-    }
-    
-    private void sendPacketToPlayers(Packet40EntityMetadata packet, Player p) {
-        for (Player onlinePlayer : getServer().getOnlinePlayers()) {
-            if (onlinePlayer.canSee(p)) {
-                if (onlinePlayer.getWorld().equals(p.getWorld())) {
-                    try {         
-                        ((CraftPlayer) p).getHandle().playerConnection.sendPacket(packet);
-                    } catch (Exception ex) {
-                        // Nothing here
-                    }
-                }
-            }
-        }
-    }
-    
-    public void sendSit() {
-        for (String s : sit.keySet()) {            
-            Player p = getServer().getPlayer(s);
-            if (p != null) {
-                sendSit(p);
-            }
-        }
-    }
-    
-    // Send stand packet to all online players
-    public void sendStand(Player p) {
-        if (sit.containsKey(p.getName())) {
-            if (notifyplayer && !msgStanding.isEmpty()) {                
-                p.sendMessage(msgStanding);
-            }
-            sit.remove(p.getName());
-        }   
-        if (protocolManager != null) {
-            sendPacketToPlayers(getStandPacket(p),p);
-        } else {
-            Packet40EntityMetadata packet = new Packet40EntityMetadata(p.getPlayer().getEntityId(), new ChairWatcher((byte)0), false);
-            sendPacketToPlayers(packet,p);
-        }
-    }
-    
     public void logInfo(String _message) {
         log.log(Level.INFO, String.format("%s %s", LOG_HEADER, _message));
     }
@@ -314,4 +231,5 @@ public class Chairs extends JavaPlugin {
         return instance;
     }
     
+        
 }

src/com/cnaude/chairs/EventListener.java

@@ -1,7 +1,5 @@
 package com.cnaude.chairs;
 
-import java.util.ArrayList;
-import org.bukkit.Bukkit;
 import org.bukkit.Location;
 import org.bukkit.Material;
 import org.bukkit.block.Block;
@@ -9,21 +7,17 @@ import org.bukkit.block.BlockFace;
 import org.bukkit.entity.Entity;
 import org.bukkit.entity.ItemFrame;
 import org.bukkit.entity.Player;
-import org.bukkit.event.Event.Result;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
 import org.bukkit.event.block.Action;
 import org.bukkit.event.player.PlayerInteractEvent;
-import org.bukkit.event.player.PlayerJoinEvent;
+import org.bukkit.material.Directional;
-import org.bukkit.event.player.PlayerMoveEvent;
-import org.bukkit.event.player.PlayerQuitEvent;
-import org.bukkit.event.block.BlockBreakEvent;
-import org.bukkit.event.player.PlayerTeleportEvent;
 import org.bukkit.material.Stairs;
 import org.bukkit.material.Step;
 import org.bukkit.material.WoodenStep;
 import org.bukkit.permissions.Permission;
 import org.bukkit.permissions.PermissionDefault;
+import org.bukkit.util.Vector;
 
 public class EventListener implements Listener {
 
@@ -35,74 +29,6 @@ public class EventListener implements Listener {
         this.ignoreList = ignoreList;
     }
 
-    
-    @EventHandler
-    public void onPlayerMove(PlayerMoveEvent event) {
-        Player player = event.getPlayer();
-        String pname = player.getName();
-        if (plugin.sit.containsKey(player.getName())) {
-            Location from = player.getLocation();
-            Location to = plugin.sit.get(pname);
-            if (from.getWorld() == to.getWorld()) {
-                if (from.distance(to) > 1.5) {
-                    plugin.sendStand(player);
-                } else {
-                    plugin.sendSit(player);
-                }
-            } else {
-                plugin.sendStand(player);
-            }
-        }
-    }
-
-    @EventHandler
-    public void onPlayerJoin(PlayerJoinEvent event) {
-        delayedSitTask();
-    }
-
-    @EventHandler
-    public void onPlayerTeleport(PlayerTeleportEvent event) {
-        delayedSitTask();
-    }
-
-    private void delayedSitTask() {
-        plugin.getServer().getScheduler().runTaskLater(plugin, new Runnable() {
-            @Override
-            public void run() {
-                plugin.sendSit();
-            }
-        }, 20);
-    }
-
-    @EventHandler
-    public void onPlayerQuit(PlayerQuitEvent event) {
-        Player player = event.getPlayer();
-        if (plugin.sit.containsKey(player.getName())) {
-            plugin.sendStand(player);
-            Location loc = player.getLocation().clone();
-            loc.setY(loc.getY() + 1);
-            player.teleport(loc, PlayerTeleportEvent.TeleportCause.PLUGIN);
-        }
-    }
-
-    @EventHandler
-    public void onBlockDestroy(BlockBreakEvent event) {
-        Block block = event.getBlock();
-        if (!plugin.sit.isEmpty()) {
-            ArrayList<String> standList = new ArrayList<String>();
-            for (String s : plugin.sit.keySet()) {
-                if (plugin.sit.get(s).equals(block.getLocation())) {
-                    standList.add(s);
-                }
-            }
-            for (String s : standList) {
-                Player player = Bukkit.getPlayer(s);
-                plugin.sendStand(player);
-            }
-            standList.clear();
-        }
-    }
-
     public boolean isValidChair(Block block) {
         for (ChairBlock cb : plugin.allowedBlocks) {
             if (cb.getMat().equals(block.getType())) {
@@ -114,6 +40,7 @@ public class EventListener implements Listener {
 
     @EventHandler
     public void onPlayerInteract(PlayerInteractEvent event) {
+        Player player = event.getPlayer();
         if (event.getPlayer().getItemInHand().getType().isBlock()
                 && (event.getPlayer().getItemInHand().getTypeId() != 0)
                 && plugin.ignoreIfBlockInHand) {
@@ -128,7 +55,6 @@ public class EventListener implements Listener {
             double sh = plugin.sittingHeight;
             boolean blockOkay = false;
 
-            Player player = event.getPlayer();
             if (ignoreList.isIgnored(player.getName())) {
                 return;
             }
@@ -211,13 +137,19 @@ public class EventListener implements Listener {
                 }
 
                 // Check if player is sitting.
-                if (plugin.sit.containsKey(event.getPlayer().getName())) {
+                if (plugin.sit.containsKey(player.getName())) {
+                    if (plugin.sit.containsKey(player.getName())) {
+                        // Eject from arrow
+                        plugin.sit.get(player.getName()).eject();
+                        // Remove arrow
+                        plugin.sit.get(player.getName()).remove();
+                    }
                     plugin.sit.remove(player.getName());
                     event.setCancelled(true);
                     if (plugin.notifyplayer && !plugin.msgStanding.isEmpty()) {
                         player.sendMessage(plugin.msgStanding);
                     }
-                    plugin.sendStand(player);
+
                     return;
                 }
 
@@ -290,46 +222,59 @@ public class EventListener implements Listener {
                         }
                     }
 
-                    if (player.getVehicle() != null) {
+                    Location chairLoc = event.getClickedBlock().getLocation().add(0.5, 0, 0.5);
-                        player.getVehicle().remove();
-                    }
 
                     // Rotate the player's view to the descending side of the block.
                     if (plugin.autoRotate && stairs != null) {
-                        Location plocation = block.getLocation().clone();
+                        BlockFace direction = ((Directional) event.getClickedBlock().getState().getData()).getFacing();
-                        plocation.add(0.5D, (sh - 0.5D), 0.5D);
+
-                        switch (stairs.getDescendingDirection()) {
+                        double dx = direction.getModX();
-                            case NORTH:
+                        double dy = direction.getModY();
-                                plocation.setYaw(180);
+                        double dz = direction.getModZ();
-                                break;
+
-                            case EAST:
+                        if (dx != 0) {
-                                plocation.setYaw(-90);
+                            if (dx < 0) {
-                                break;
+                                chairLoc.setYaw((float) (1.5 * Math.PI));
-                            case SOUTH:
+                            } else {
-                                plocation.setYaw(0);
+                                chairLoc.setYaw((float) (0.5 * Math.PI));
-                                break;
+                            }
-                            case WEST:
+                            chairLoc.setYaw((float) (chairLoc.getYaw() - Math.atan(dz / dx)));
-                                plocation.setYaw(90);
+                        } else if (dz < 0) {
+                            chairLoc.setYaw((float) Math.PI);
                         }
-                        player.teleport(plocation);
+
+                        double dxz = Math.sqrt(Math.pow(dx, 2) + Math.pow(dz, 2));
+
+                        chairLoc.setPitch((float) -Math.atan(dy / dxz));
+
+                        chairLoc.setYaw(-chairLoc.getYaw() * 180f / (float) Math.PI);
+                        chairLoc.setPitch(chairLoc.getPitch() * 180f / (float) Math.PI);
                     } else {
-                        Location plocation = block.getLocation().clone();
+                        chairLoc.setPitch(player.getPlayer().getLocation().getPitch());
-                        plocation.setYaw(player.getLocation().getYaw());
+                        chairLoc.setYaw(player.getPlayer().getLocation().getYaw());         
-                        player.teleport(plocation.add(0.5D, (sh - 0.5D), 0.5D));
                     }
-                    player.setSneaking(true);
+                            //player.setSneaking(true);
                     if (plugin.notifyplayer && !plugin.msgSitting.isEmpty()) {
                         player.sendMessage(plugin.msgSitting);
                     }
-                    plugin.sit.put(player.getName(), block.getLocation());
-                    event.setUseInteractedBlock(Result.DENY);
                     
-                    delayedSitTask();
+                    player.getPlayer().teleport(chairLoc);
+                    Entity ar = block.getWorld().spawnArrow(getBlockCentre(block).subtract(0, 0.5, 0), new Vector(0, 0, 0), 0, 0); 
+                    player.setSneaking(false);                    
+                    ar.setPassenger(player);
+                    ar.setTicksLived(1);
+                    plugin.sit.put(player.getName(), ar);                    
+                    event.setCancelled(true);
                 }
             }
         }
     }
 
+    // https://github.com/sk89q/craftbook/blob/master/src/main/java/com/sk89q/craftbook/util/BlockUtil.java
+    public static Location getBlockCentre(Block block) {
+        return block.getLocation().add(0.5, 0.5, 0.5);
+    }
+
     private int getChairWidth(Block block, BlockFace face) {
         int width = 0;
 

src/plugin.yml

@@ -1,5 +1,5 @@
 name: Chairs
-version: 2.1.6-SNAPSHOT1
+version: 3.0.0
 description: Let players sit on blocks.
 website: http://dev.bukkit.org/bukkit-plugins/chairsreloaded/
 authors: