Cleaner way to handle per-world teleport permissions. Also provides a

nice error message now to explain WHY a player can't teleport.

src/main/java/com/gmail/nossr50/mcMMO.java

@@ -50,6 +50,7 @@ import com.gmail.nossr50.skills.runnables.BleedTimer;
 import com.gmail.nossr50.skills.runnables.SkillMonitor;
 import com.gmail.nossr50.spout.SpoutConfig;
 import com.gmail.nossr50.spout.SpoutTools;
+import com.gmail.nossr50.util.Permissions;
 import com.gmail.nossr50.util.UpdateCheck;
 import com.gmail.nossr50.util.Users;
 
@@ -131,6 +132,10 @@ public class mcMMO extends JavaPlugin {
         placeStore = ChunkManagerFactory.getChunkManager(); // Get our ChunkletManager
 
         checkForUpdates();
+
+        if (Config.getInstance().getPTPCommandWorldPermissions()) {
+            Permissions.generateWorldTeleportPermissions();
+        }
     }
 
     /**

src/main/java/com/gmail/nossr50/party/commands/PtpCommand.java

@@ -1,5 +1,6 @@
 package com.gmail.nossr50.party.commands;
 
+import org.bukkit.World;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandExecutor;
 import org.bukkit.command.CommandSender;
@@ -118,15 +119,17 @@ public class PtpCommand implements CommandExecutor {
             return true;
         }
 
-        //TODO: Someone want to clarify what's going on with these dynamic permissions?
         if (Config.getInstance().getPTPCommandWorldPermissions()) {
-            String perm = "mcmmo.commands.ptp.world.";
+            World targetWorld = target.getWorld();
+            World playerWorld = player.getWorld();
 
-            if (!Permissions.hasDynamicPermission(target, perm + "all", "op")) {
+            if (!Permissions.partyTeleportAllWorlds(target)) {
-                if (!Permissions.hasDynamicPermission(target, perm + target.getWorld().getName(), "op")) {
+                if (!Permissions.partyTeleportWorld(target, targetWorld)) {
+                    target.sendMessage(LocaleLoader.getString("Commands.ptp.NoWorldPermissions", targetWorld.getName()));
                     return true;
                 }
-                else if (target.getWorld() != player.getWorld() && !Permissions.hasDynamicPermission(target, perm + player.getWorld().getName(), "op")) {
+                else if (targetWorld != playerWorld && !Permissions.partyTeleportWorld(target, playerWorld)) {
+                    target.sendMessage(LocaleLoader.getString("Commands.ptp.NoWorldPermissions", playerWorld.getName()));
                     return true;
                 }
             }

src/main/java/com/gmail/nossr50/util/Permissions.java

@@ -1,15 +1,14 @@
 package com.gmail.nossr50.util;
 
-import java.util.HashMap;
-import java.util.Map;
-
-import org.bukkit.Bukkit;
 import org.bukkit.Material;
-import org.bukkit.command.CommandSender;
+import org.bukkit.Server;
+import org.bukkit.World;
 import org.bukkit.permissions.Permissible;
 import org.bukkit.permissions.Permission;
+import org.bukkit.permissions.PermissionDefault;
 import org.bukkit.plugin.PluginManager;
 
+import com.gmail.nossr50.mcMMO;
 import com.gmail.nossr50.party.commands.PartySubcommandType;
 import com.gmail.nossr50.skills.utilities.SkillType;
 
@@ -216,20 +215,23 @@ public final class Permissions {
     public static boolean partyTeleportAcceptAll(Permissible permissible) { return permissible.hasPermission("mcmmo.commands.ptp.acceptall"); }
     public static boolean partyTeleportToggle(Permissible permissible) { return permissible.hasPermission("mcmmo.commands.ptp.toggle"); }
 
-    // TODO: Still think there's a better way to handle this
+    public static boolean partyTeleportAllWorlds(Permissible permissible) { return permissible.hasPermission("mcmmo.commands.ptp.world.all"); }
-    public static boolean hasDynamicPermission(CommandSender sender, String perm, String defaultType) {
+    public static boolean partyTeleportWorld(Permissible permissible, World world) { return permissible.hasPermission("mcmmo.commands.ptp.world." + world.getName()); }
-        Map<String, Object> m = new HashMap<String, Object>();
 
-        if(defaultType != null) {
+    public static void generateWorldTeleportPermissions() {
-            m.put("default", defaultType);
+        Server server = mcMMO.p.getServer();
+        PluginManager pluginManager = server.getPluginManager();
+
+        for (World world : server.getWorlds()) {
+            addDynamicPermission("mcmmo.commands.ptp.world." + world.getName(), PermissionDefault.OP, pluginManager);
         }
 
-        PluginManager manager = Bukkit.getPluginManager();
+        addDynamicPermission("mcmmo.commands.ptp.world.all", PermissionDefault.OP, pluginManager);
-
-        if (manager.getPermission(perm) == null) {
-            Permission.loadPermission(perm, m);
     }
 
-        return sender.hasPermission(perm);
+    private static void addDynamicPermission(String permissionName, PermissionDefault permissionDefault, PluginManager pluginManager) {
+        Permission permission = new Permission(permissionName);
+        permission.setDefault(permissionDefault);
+        pluginManager.addPermission(permission);
     }
 }

src/main/resources/locale/locale_en_US.properties

@@ -470,6 +470,7 @@ Commands.Party2=[[RED]]- Join a players party
 Commands.ptp.Enabled=Party teleporting [[GREEN]]enabled
 Commands.ptp.Disabled=Party teleporting [[RED]]disabled
 Commands.ptp.NoRequests=[[RED]]You have no teleport requests at this time
+Commands.ptp.NoWorldPermissions=[[RED]][mcMMO] You do not have permission to teleport to the world {0}.
 Commands.ptp.Request1=[[YELLOW]]{0} [[GREEN]]has requested to teleport to you. 
 Commands.ptp.Request2=[[GREEN]]To teleport, type [[YELLOW]]/ptp accept. [[GREEN]]Request expires in [[RED]]{0} [[GREEN]]seconds.
 Commands.ptp.AcceptAny.Enabled=Party teleport request confirmation [[GREEN]]enabled