UUIDs are now Abstract

PlotSquared/src/main/java/com/intellectualcrafters/plot/PlotMain.java

@@ -42,8 +42,10 @@ import com.intellectualcrafters.plot.uuid.PlotUUIDSaver;
 import com.intellectualcrafters.plot.uuid.UUIDSaver;
 import com.sk89q.worldedit.bukkit.WorldEditPlugin;
 import com.sk89q.worldguard.bukkit.WorldGuardPlugin;
+
 import me.confuser.barapi.BarAPI;
 import net.milkbowl.vault.economy.Economy;
+
 import org.bukkit.*;
 import org.bukkit.command.PluginCommand;
 import org.bukkit.configuration.file.YamlConfiguration;
@@ -338,7 +340,7 @@ public class PlotMain extends JavaPlugin {
      * @return Set Containing the players plots
      */
     public static Set<Plot> getPlots(final Player player) {
-        final UUID uuid = player.getUniqueId();
+        final UUID uuid = UUIDHandler.getUUID(player);
         final ArrayList<Plot> myplots = new ArrayList<>();
         for (final HashMap<PlotId, Plot> world : plots.values()) {
             for (final Plot plot : world.values()) {
@@ -358,7 +360,7 @@ public class PlotMain extends JavaPlugin {
      * @return players plots
      */
     public static Set<Plot> getPlots(final World world, final Player player) {
-        final UUID uuid = player.getUniqueId();
+        final UUID uuid = UUIDHandler.getUUID(player);
         final ArrayList<Plot> myplots = new ArrayList<>();
         for (final Plot plot : getPlots(world).values()) {
             if (plot.hasOwner()) {
@@ -912,7 +914,10 @@ public class PlotMain extends JavaPlugin {
         final int config_ver = 1;
         config.set("version", config_ver);
         final Map<String, Object> options = new HashMap<>();
+        
         options.put("auto_update", false);
+        
+        options.put("UUID.offline", Settings.OFFLINE_MODE);
         options.put("worldguard.enabled", Settings.WORLDGUARD);
         options.put("kill_road_mobs", Settings.KILL_ROAD_MOBS_DEFAULT);
         options.put("mob_pathfinding", Settings.MOB_PATHFINDING_DEFAULT);
@@ -953,6 +958,8 @@ public class PlotMain extends JavaPlugin {
         Settings.MAX_PLOTS = config.getInt("max_plots");
         Settings.SCHEMATIC_SAVE_PATH = config.getString("schematics.save_path");
         
+        Settings.OFFLINE_MODE = config.getBoolean("UUID.offline");
+        
         Settings.REQUIRE_SELECTION = config.getBoolean("worldedit.require-selection-in-mask");
     }
 
@@ -1597,6 +1604,9 @@ public class PlotMain extends JavaPlugin {
         }
         // Handle UUIDS
         {
+            if (Settings.OFFLINE_MODE) {
+                UUIDHandler.uuidWrapper = new OfflineUUIDWrapper();
+            }
             setUUIDSaver(new PlotUUIDSaver());
             // Looks really cool xD
             getUUIDSaver().globalPopulate();

PlotSquared/src/main/java/com/intellectualcrafters/plot/api/PlotAPI.java

@@ -35,7 +35,9 @@ import com.intellectualcrafters.plot.util.PlayerFunctions;
 import com.intellectualcrafters.plot.util.PlotHelper;
 import com.intellectualcrafters.plot.util.PlotSquaredException;
 import com.intellectualcrafters.plot.util.SchematicHandler;
+import com.intellectualcrafters.plot.util.UUIDHandler;
 import com.sun.istack.internal.NotNull;
+
 import org.bukkit.Bukkit;
 import org.bukkit.Location;
 import org.bukkit.World;
@@ -420,7 +422,7 @@ public class PlotAPI {
         final ArrayList<Plot> pPlots = new ArrayList<>();
         for (final Plot plot : PlotMain.getPlots(world).values()) {
             if (just_owner) {
-                if ((plot.owner != null) && (plot.owner == plr.getUniqueId())) {
+                if ((plot.owner != null) && (plot.owner == UUIDHandler.getUUID(plr))) {
                     pPlots.add(plot);
                 }
             } else {

PlotSquared/src/main/java/com/intellectualcrafters/plot/commands/Clear.java

@@ -27,6 +27,8 @@ import com.intellectualcrafters.plot.object.Plot;
 import com.intellectualcrafters.plot.object.PlotId;
 import com.intellectualcrafters.plot.util.PlayerFunctions;
 import com.intellectualcrafters.plot.util.PlotHelper;
+import com.intellectualcrafters.plot.util.UUIDHandler;
+
 import org.bukkit.Bukkit;
 import org.bukkit.entity.Player;
 
@@ -71,7 +73,7 @@ public class Clear extends SubCommand {
         if (!PlayerFunctions.getTopPlot(plr.getWorld(), plot).equals(PlayerFunctions.getBottomPlot(plr.getWorld(), plot))) {
             return sendMessage(plr, C.UNLINK_REQUIRED);
         }
-        if (((plot == null) || !plot.hasOwner() || !plot.getOwner().equals(plr.getUniqueId())) && !PlotMain.hasPermission(plr, "plots.admin")) {
+        if (((plot == null) || !plot.hasOwner() || !plot.getOwner().equals(UUIDHandler.getUUID(plr))) && !PlotMain.hasPermission(plr, "plots.admin")) {
             return sendMessage(plr, C.NO_PLOT_PERMS);
         }
         assert plot != null;

PlotSquared/src/main/java/com/intellectualcrafters/plot/commands/SetOwner.java

@@ -41,7 +41,7 @@ public class SetOwner extends SubCommand {
     /*
      * private UUID getUUID(String string) { OfflinePlayer player =
      * Bukkit.getOfflinePlayer(string); return ((player != null) &&
-     * player.hasPlayedBefore()) ? player.getUniqueId() : null; }
+     * player.hasPlayedBefore()) ? UUIDHandler.getUUID(player) : null; }
      */
 
     private UUID getUUID(final String string) {

PlotSquared/src/main/java/com/intellectualcrafters/plot/config/Settings.java

@@ -115,6 +115,10 @@ public class Settings {
      */
     public static boolean CUSTOM_API = true;
     
+    /**
+     * Use offline mode storage
+     */
+    public static boolean OFFLINE_MODE = false;
     /**
      * Database settings
      *

PlotSquared/src/main/java/com/intellectualcrafters/plot/database/SQLManager.java

@@ -30,6 +30,8 @@ import com.intellectualcrafters.plot.object.PlotHomePosition;
 import com.intellectualcrafters.plot.object.PlotId;
 import com.intellectualcrafters.plot.util.Logger;
 import com.intellectualcrafters.plot.util.Logger.LogLevel;
+import com.intellectualcrafters.plot.util.UUIDHandler;
+
 import org.apache.commons.lang.StringUtils;
 import org.bukkit.Bukkit;
 import org.bukkit.OfflinePlayer;
@@ -1009,7 +1011,7 @@ public class SQLManager implements AbstractDB {
                 try {
                     final PreparedStatement statement = connection.prepareStatement("DELETE FROM `" + prefix + "plot_helpers` WHERE `plot_plot_id` = ? AND `user_uuid` = ?");
                     statement.setInt(1, getId(world, plot.id));
-                    statement.setString(2, player.getUniqueId().toString());
+                    statement.setString(2, UUIDHandler.getUUID(player).toString());
                     statement.executeUpdate();
                     statement.close();
                 } catch (final SQLException e) {
@@ -1032,7 +1034,7 @@ public class SQLManager implements AbstractDB {
                 try {
                     final PreparedStatement statement = connection.prepareStatement("DELETE FROM `" + prefix + "plot_trusted` WHERE `plot_plot_id` = ? AND `user_uuid` = ?");
                     statement.setInt(1, getId(world, plot.id));
-                    statement.setString(2, player.getUniqueId().toString());
+                    statement.setString(2, UUIDHandler.getUUID(player).toString());
                     statement.executeUpdate();
                     statement.close();
                 } catch (final SQLException e) {
@@ -1055,7 +1057,7 @@ public class SQLManager implements AbstractDB {
                 try {
                     final PreparedStatement statement = connection.prepareStatement("INSERT INTO `" + prefix + "plot_helpers` (`plot_plot_id`, `user_uuid`) VALUES(?,?)");
                     statement.setInt(1, getId(world, plot.id));
-                    statement.setString(2, player.getUniqueId().toString());
+                    statement.setString(2, UUIDHandler.getUUID(player).toString());
                     statement.executeUpdate();
                     statement.close();
                 } catch (final SQLException e) {
@@ -1078,7 +1080,7 @@ public class SQLManager implements AbstractDB {
                 try {
                     final PreparedStatement statement = connection.prepareStatement("INSERT INTO `" + prefix + "plot_trusted` (`plot_plot_id`, `user_uuid`) VALUES(?,?)");
                     statement.setInt(1, getId(world, plot.id));
-                    statement.setString(2, player.getUniqueId().toString());
+                    statement.setString(2, UUIDHandler.getUUID(player).toString());
                     statement.executeUpdate();
                     statement.close();
                 } catch (final SQLException e) {
@@ -1101,7 +1103,7 @@ public class SQLManager implements AbstractDB {
                 try {
                     final PreparedStatement statement = connection.prepareStatement("DELETE FROM `" + prefix + "plot_denied` WHERE `plot_plot_id` = ? AND `user_uuid` = ?");
                     statement.setInt(1, getId(world, plot.id));
-                    statement.setString(2, player.getUniqueId().toString());
+                    statement.setString(2, UUIDHandler.getUUID(player).toString());
                     statement.executeUpdate();
                     statement.close();
                 } catch (final SQLException e) {
@@ -1124,7 +1126,7 @@ public class SQLManager implements AbstractDB {
                 try {
                     final PreparedStatement statement = connection.prepareStatement("INSERT INTO `" + prefix + "plot_denied` (`plot_plot_id`, `user_uuid`) VALUES(?,?)");
                     statement.setInt(1, getId(world, plot.id));
-                    statement.setString(2, player.getUniqueId().toString());
+                    statement.setString(2, UUIDHandler.getUUID(player).toString());
                     statement.executeUpdate();
                     statement.close();
                 } catch (final SQLException e) {

PlotSquared/src/main/java/com/intellectualcrafters/plot/listeners/PlotPlusListener.java

@@ -26,6 +26,8 @@ import com.intellectualcrafters.plot.events.PlayerEnterPlotEvent;
 import com.intellectualcrafters.plot.events.PlayerLeavePlotEvent;
 import com.intellectualcrafters.plot.object.Plot;
 import com.intellectualcrafters.plot.util.PlayerFunctions;
+import com.intellectualcrafters.plot.util.UUIDHandler;
+
 import org.bukkit.*;
 import org.bukkit.entity.EntityType;
 import org.bukkit.entity.Player;
@@ -179,7 +181,7 @@ public class PlotPlusListener extends PlotListener implements Listener {
                 if (player == null) {
                     return;
                 }
-                if (player.getUniqueId().equals(event.getPlayer().getUniqueId())) {
+                if (UUIDHandler.getUUID(player).equals(event.getPlayer().getUniqueId())) {
                     return;
                 }
                 if (player.isOnline()) {
@@ -218,7 +220,7 @@ public class PlotPlusListener extends PlotListener implements Listener {
                 if (player == null) {
                     return;
                 }
-                if (player.getUniqueId().equals(event.getPlayer().getUniqueId())) {
+                if (UUIDHandler.getUUID(player).equals(event.getPlayer().getUniqueId())) {
                     return;
                 }
                 if (player.isOnline()) {

PlotSquared/src/main/java/com/intellectualcrafters/plot/object/Plot.java

@@ -25,6 +25,8 @@ import com.intellectualcrafters.plot.PlotMain;
 import com.intellectualcrafters.plot.database.DBFunc;
 import com.intellectualcrafters.plot.flag.Flag;
 import com.intellectualcrafters.plot.util.PlotHelper;
+import com.intellectualcrafters.plot.util.UUIDHandler;
+
 import org.bukkit.Bukkit;
 import org.bukkit.World;
 import org.bukkit.block.Biome;
@@ -212,7 +214,7 @@ public class Plot implements Cloneable {
      * @return true if the player is added as a helper or is the owner
      */
     public boolean hasRights(final Player player) {
-        return PlotMain.hasPermission(player, "plots.admin") || ((this.helpers != null) && this.helpers.contains(DBFunc.everyone)) || ((this.helpers != null) && this.helpers.contains(player.getUniqueId())) || ((this.owner != null) && this.owner.equals(player.getUniqueId())) || ((this.owner != null) && (this.trusted != null) && (Bukkit.getPlayer(this.owner) != null) && (this.trusted.contains(player.getUniqueId()) || this.trusted.contains(DBFunc.everyone)));
+        return PlotMain.hasPermission(player, "plots.admin") || ((this.helpers != null) && this.helpers.contains(DBFunc.everyone)) || ((this.helpers != null) && this.helpers.contains(UUIDHandler.getUUID(player))) || ((this.owner != null) && this.owner.equals(UUIDHandler.getUUID(player))) || ((this.owner != null) && (this.trusted != null) && (Bukkit.getPlayer(this.owner) != null) && (this.trusted.contains(UUIDHandler.getUUID(player)) || this.trusted.contains(DBFunc.everyone)));
     }
 
     /**
@@ -222,7 +224,7 @@ public class Plot implements Cloneable {
      * @return false if the player is allowed to enter
      */
     public boolean deny_entry(final Player player) {
-        return (this.denied != null) && ((this.denied.contains(DBFunc.everyone) && !this.hasRights(player)) || (!this.hasRights(player) && this.denied.contains(player.getUniqueId())));
+        return (this.denied != null) && ((this.denied.contains(DBFunc.everyone) && !this.hasRights(player)) || (!this.hasRights(player) && this.denied.contains(UUIDHandler.getUUID(player))));
     }
 
     /**
@@ -238,7 +240,7 @@ public class Plot implements Cloneable {
      * @param player
      */
     public void setOwner(final Player player) {
-        this.owner = player.getUniqueId();
+        this.owner = UUIDHandler.getUUID(player);
     }
 
     /**

PlotSquared/src/main/java/com/intellectualcrafters/plot/util/DefaultUUIDWrapper.java

@@ -0,0 +1,20 @@
+package com.intellectualcrafters.plot.util;
+
+import java.util.UUID;
+
+import org.bukkit.OfflinePlayer;
+import org.bukkit.entity.Player;
+
+public class DefaultUUIDWrapper extends UUIDWrapper {
+
+    @Override
+    public UUID getUUID(Player player) {
+        return player.getUniqueId();
+    }
+    
+    @Override
+    public UUID getUUID(OfflinePlayer player) {
+        return player.getUniqueId();
+    }
+    
+}

PlotSquared/src/main/java/com/intellectualcrafters/plot/util/OfflineUUIDWrapper.java

@@ -0,0 +1,22 @@
+package com.intellectualcrafters.plot.util;
+
+import java.util.UUID;
+
+import org.bukkit.OfflinePlayer;
+import org.bukkit.entity.Player;
+
+import com.google.common.base.Charsets;
+
+public class OfflineUUIDWrapper extends UUIDWrapper {
+
+    @Override
+    public UUID getUUID(Player player) {
+        return UUID.nameUUIDFromBytes(("OfflinePlayer:" + player.getName()).getBytes(Charsets.UTF_8));
+    }
+
+    @Override
+    public UUID getUUID(OfflinePlayer player) {
+        return UUID.nameUUIDFromBytes(("OfflinePlayer:" + player.getName()).getBytes(Charsets.UTF_8));
+    }
+    
+}

PlotSquared/src/main/java/com/intellectualcrafters/plot/util/PlotHelper.java

@@ -345,7 +345,7 @@ public class PlotHelper {
         if (plot.owner == null) {
             return;
         }
-        if (!plot.owner.equals(player.getUniqueId())) {
+        if (!plot.owner.equals(UUIDHandler.getUUID(player))) {
             return;
         }
 
@@ -403,7 +403,7 @@ public class PlotHelper {
         final PlotId id_max = plots.get(plots.size() - 1);
         for (final PlotId myid : plots) {
             final Plot myplot = PlotMain.getPlots(world).get(myid);
-            if ((myplot == null) || !myplot.hasOwner() || !(myplot.getOwner().equals(player.getUniqueId()))) {
+            if ((myplot == null) || !myplot.hasOwner() || !(myplot.getOwner().equals(UUIDHandler.getUUID(player)))) {
                 return false;
             }
             final PlotId top = PlayerFunctions.getTopPlot(world, myplot).id;
@@ -420,7 +420,7 @@ public class PlotHelper {
 
     public static boolean createPlot(final Player player, final Plot plot) {
         final World w = plot.getWorld();
-        final Plot p = new Plot(plot.id, player.getUniqueId(), plot.settings.getBiome(), new ArrayList<UUID>(), new ArrayList<UUID>(), w.getName());
+        final Plot p = new Plot(plot.id, UUIDHandler.getUUID(player), plot.settings.getBiome(), new ArrayList<UUID>(), new ArrayList<UUID>(), w.getName());
         PlotMain.updatePlot(p);
         DBFunc.createPlot(p);
         DBFunc.createPlotSettings(DBFunc.getId(w.getName(), plot.id), plot);

PlotSquared/src/main/java/com/intellectualcrafters/plot/util/UUIDHandler.java

@@ -63,6 +63,8 @@ import java.util.UUID;
 @SuppressWarnings("unused")
 public class UUIDHandler {
     
+    public static UUIDWrapper uuidWrapper = null;
+
     /**
      * Online mode
      *
@@ -133,7 +135,7 @@ public class UUIDHandler {
         @SuppressWarnings("deprecation")
         final Player player = Bukkit.getPlayer(name);
         if (player != null) {
-            final UUID uuid = player.getUniqueId();
+            final UUID uuid = getUUID(player);
             add(nameWrap, uuid);
             return uuid;
         }
@@ -282,7 +284,7 @@ public class UUIDHandler {
         if (player == null) {
             return null;
         }
-        final UUID uuid = player.getUniqueId();
+        final UUID uuid = getUUID(player);
         add(name, uuid);
         return uuid;
     }
@@ -297,4 +299,30 @@ public class UUIDHandler {
         final UUIDSaver saver = PlotMain.getUUIDSaver();
         saver.globalSave(getUuidMap());
     }
+    
+    public static UUID getUUID(Player player) {
+        if (uuidWrapper == null) {
+            try {
+                getUUID(player);
+                uuidWrapper = new DefaultUUIDWrapper();
+            }
+            catch (Throwable e) {
+                uuidWrapper = new OfflineUUIDWrapper();
+            }
+        }
+        return uuidWrapper.getUUID(player);
+    }
+    
+    public static UUID getUUID(OfflinePlayer player) {
+        if (uuidWrapper == null) {
+            try {
+                getUUID(player);
+                uuidWrapper = new DefaultUUIDWrapper();
+            }
+            catch (Throwable e) {
+                uuidWrapper = new OfflineUUIDWrapper();
+            }
+        }
+        return uuidWrapper.getUUID(player);
+    }
 }

PlotSquared/src/main/java/com/intellectualcrafters/plot/util/UUIDWrapper.java

@@ -0,0 +1,12 @@
+package com.intellectualcrafters.plot.util;
+
+import java.util.UUID;
+
+import org.bukkit.OfflinePlayer;
+import org.bukkit.entity.Player;
+
+public abstract class UUIDWrapper {
+    public abstract UUID getUUID(Player player);
+
+    public abstract UUID getUUID(OfflinePlayer player);
+}

PlotSquared/src/main/java/com/intellectualcrafters/plot/uuid/PlotUUIDSaver.java

@@ -56,7 +56,7 @@ public class PlotUUIDSaver implements UUIDSaver {
                 String name;
                 UUID uuid;
                 for (final OfflinePlayer player : offlinePlayers) {
-                    uuid = player.getUniqueId();
+                    uuid = UUIDHandler.getUUID(player);
                     if (!UUIDHandler.uuidExists(uuid)) {
                         name = player.getName();
                         if (name != null) {