added remove all command

plugin.yml

@@ -7,4 +7,27 @@ commands:
   citizens:
     description: Administration commands
   npc:
-    description: Basic commands for all NPC-related things
+    description: Basic commands for all NPC-related things
+permissions:
+  citizens.*:
+    default: op
+    children:
+      citizens.admin: true
+      citizens.help: true
+      citizens.npc.*:
+        children:
+          citizens.npc.character.*: true
+          citizens.npc.create: true
+          citizens.npc.despawn: true
+          citizens.npc.equip: true
+          citizens.npc.help: true
+          citizens.npc.path: true
+          citizens.npc.remove: true
+          citizens.npc.remove.all: true
+          citizens.npc.rename: true
+          citizens.npc.select: true
+          citizens.npc.spawn: true
+          citizens.npc.text: true
+          citizens.npc.tp: true
+          citizens.npc.tphere: true
+          citizens.npc.lookclose: true

src/net/citizensnpcs/command/command/NPCCommands.java

@@ -106,10 +106,38 @@ public class NPCCommands {
         Messaging.send(player, ChatColor.GREEN + "You despawned " + StringHelper.wrap(npc.getName()) + ".");
     }
 
-    @Command(aliases = { "npc" }, usage = "remove", desc = "Remove an NPC", modifiers = { "remove" }, min = 1, max = 1)
+    @Command(
+             aliases = { "npc" },
+             usage = "remove (all)",
+             desc = "Remove an NPC",
+             modifiers = { "remove" },
+             min = 1,
+             max = 2)
+    @Requirements
     public void removeNPC(CommandContext args, Player player, NPC npc) {
+        if (args.argsLength() == 2) {
+            if (!player.hasPermission("citizens.npc.remove.all")) {
+                Messaging.sendError(player, "You don't have permission to execute that command.");
+                return;
+            }
+            npcManager.removeAll();
+            Messaging.send(player, "<a>You permanently removed all NPCs.");
+            return;
+        }
+        if (npc == null) {
+            Messaging.sendError(player, "You must have an NPC selected to execute that command.");
+            return;
+        }
+        if (!npc.getTrait(Owner.class).getOwner().equals(player.getName()) && !player.hasPermission("citizens.admin")) {
+            Messaging.sendError(player, "You must be the owner of this NPC to execute that command.");
+            return;
+        }
+        if (!player.hasPermission("citizens.npc.remove")) {
+            Messaging.sendError(player, "You don't have permission to execute that command.");
+            return;
+        }
         npc.remove();
-        Messaging.send(player, ChatColor.GREEN + "You permanently removed " + StringHelper.wrap(npc.getName()) + ".");
+        Messaging.send(player, "<a>You permanently removed " + StringHelper.wrap(npc.getName()) + ".");
     }
 
     @Command(
@@ -249,7 +277,7 @@ public class NPCCommands {
     }
 
     @Command(aliases = { "npc" }, usage = "lookclose", desc = "Toggle an NPC's look-close state", modifiers = {
-            "lookclose", "look", "rotate" }, min = 1, max = 1, permission = "npc.look-close")
+            "lookclose", "look", "rotate" }, min = 1, max = 1, permission = "npc.lookclose")
     public void toggleNPCLookClose(CommandContext args, Player player, NPC npc) {
         LookClose trait = npc.getTrait(LookClose.class);
         trait.toggle();

src/net/citizensnpcs/npc/CitizensNPCManager.java

@@ -115,12 +115,23 @@ public class CitizensNPCManager implements NPCManager {
 
     public void remove(NPC npc) {
         if (npc.isSpawned())
-            despawn(npc, true);
+            npc.getBukkitEntity().remove();
         npcs.remove(npc.getId());
         saves.getKey("npc").removeKey(String.valueOf(npc.getId()));
         selected.removeAll(npc.getId());
     }
 
+    public void removeAll() {
+        while (iterator().hasNext()) {
+            NPC npc = iterator().next();
+            saves.getKey("npc").removeKey(String.valueOf(npc.getId()));
+            selected.removeAll(npc.getId());
+            if (npc.isSpawned())
+                npc.getBukkitEntity().remove();
+            iterator().remove();
+        }
+    }
+
     @Override
     public void selectNPC(Player player, NPC npc) {
         // Remove existing selection if any

src/net/citizensnpcs/util/ByIdArray.java

@@ -14,7 +14,6 @@ public class ByIdArray<T> implements Iterable<T> {
     private int lowest = Integer.MAX_VALUE;
 
     public ByIdArray() {
-        // Probably a better way to do this, but setting the capacity to 50 was bad.
         this(65535);
     }