Few misc command fixes.

worldedit-bukkit/src/main/java/com/sk89q/worldedit/bukkit/BukkitCommandInspector.java

@@ -80,10 +80,7 @@ class BukkitCommandInspector implements CommandInspector {
             InjectedValueStore store = MapBackedValueStore.create();
             store.injectValue(Key.of(Actor.class), context ->
                 Optional.of(plugin.wrapCommandSender(sender)));
-            CommandParameters parameters = NoInputCommandParameters.builder()
+            return mapping.get().getCondition().satisfied(store);
-                .injectedValues(MemoizingValueAccess.wrap(store))
-                .build();
-            return mapping.get().getCondition().satisfied(parameters);
         } else {
             logger.warn("BukkitCommandInspector doesn't know how about the command '" + command + "'");
             return false;

worldedit-bukkit/src/main/java/com/sk89q/worldedit/bukkit/WorldEditListener.java

@@ -77,14 +77,11 @@ public class WorldEditListener implements Listener {
         InjectedValueStore store = MapBackedValueStore.create();
         store.injectValue(Key.of(Actor.class), context ->
             Optional.of(plugin.wrapCommandSender(event.getPlayer())));
-        CommandParameters parameters = NoInputCommandParameters.builder()
-            .injectedValues(MemoizingValueAccess.wrap(store))
-            .build();
         CommandManager commandManager = plugin.getWorldEdit().getPlatformManager().getPlatformCommandManager().getCommandManager();
         event.getCommands().removeIf(name ->
             // remove if in the manager and not satisfied
             commandManager.getCommand(name)
-                .filter(command -> !command.getCondition().satisfied(parameters))
+                .filter(command -> !command.getCondition().satisfied(store))
                 .isPresent()
         );
     }

worldedit-core/src/main/java/com/sk89q/worldedit/command/GeneralCommands.java

@@ -219,15 +219,16 @@ public class GeneralCommands {
         aliases = {"/searchitem", "/l", "/search"},
         desc = "Search for an item"
     )
+    @CommandPermissions("worldedit.searchitem")
     public void searchItem(Actor actor,
-                           @Arg(desc = "Search query", variable = true)
-                               List<String> query,
                            @Switch(name = 'b', desc = "Only search for blocks")
                                boolean blocksOnly,
                            @Switch(name = 'i', desc = "Only search for items")
                                boolean itemsOnly,
                            @ArgFlag(name = 'p', desc = "Page of results to return", def = "1")
-                               int page) {
+                               int page,
+                           @Arg(desc = "Search query", variable = true)
+                               List<String> query) {
         String search = String.join(" ", query);
         if (search.length() <= 2) {
             actor.printError("Enter a longer search string (len > 2).");

worldedit-core/src/main/java/com/sk89q/worldedit/command/util/PermissionCondition.java

@@ -21,7 +21,6 @@ package com.sk89q.worldedit.command.util;
 
 import com.sk89q.worldedit.extension.platform.Actor;
 import org.enginehub.piston.Command;
-import org.enginehub.piston.CommandParameters;
 import org.enginehub.piston.inject.InjectedValueAccess;
 import org.enginehub.piston.inject.Key;
 

worldedit-core/src/main/java/com/sk89q/worldedit/command/util/WorldEditAsyncCommandBuilder.java

@@ -1,3 +1,22 @@
+/*
+ * WorldEdit, a Minecraft world manipulation toolkit
+ * Copyright (C) sk89q <http://www.sk89q.com>
+ * Copyright (C) WorldEdit team and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
 package com.sk89q.worldedit.command.util;
 
 import com.sk89q.worldedit.WorldEdit;

worldedit-core/src/main/java/com/sk89q/worldedit/extension/platform/PlatformCommandManager.java

@@ -125,6 +125,7 @@ import org.slf4j.LoggerFactory;
 
 import java.io.File;
 import java.io.IOException;
+import java.util.ArrayList;
 import java.util.List;
 import java.util.Optional;
 import java.util.function.Consumer;
@@ -583,6 +584,10 @@ public final class PlatformCommandManager {
                         original.getEnd() + 1
                     );
                 }).collect(Collectors.toList()));
+        } catch (ConditionFailedException e) {
+            if (e.getCondition() instanceof PermissionCondition) {
+                event.setSuggestions(new ArrayList<>());
+            }
         } catch (CommandException e) {
             event.getActor().printError(e.getMessage());
         }

worldedit-forge/src/main/java/com/sk89q/worldedit/forge/CommandWrapper.java

@@ -31,17 +31,20 @@ import com.mojang.brigadier.suggestion.Suggestion;
 import com.mojang.brigadier.suggestion.Suggestions;
 import com.mojang.brigadier.suggestion.SuggestionsBuilder;
 import com.sk89q.worldedit.WorldEdit;
-import com.sk89q.worldedit.command.util.PermissionCondition;
 import com.sk89q.worldedit.event.platform.CommandSuggestionEvent;
+import com.sk89q.worldedit.extension.platform.Actor;
 import com.sk89q.worldedit.internal.util.Substring;
 import net.minecraft.command.CommandSource;
+import net.minecraft.entity.Entity;
 import net.minecraft.entity.player.EntityPlayerMP;
+import org.enginehub.piston.inject.InjectedValueStore;
+import org.enginehub.piston.inject.Key;
+import org.enginehub.piston.inject.MapBackedValueStore;
 
 import java.util.List;
-import java.util.Set;
+import java.util.Optional;
 import java.util.concurrent.CompletableFuture;
 import java.util.function.Predicate;
-import java.util.stream.Stream;
 
 import static net.minecraft.command.Commands.argument;
 import static net.minecraft.command.Commands.literal;
@@ -58,8 +61,7 @@ public final class CommandWrapper {
                 .then(argument("args", StringArgumentType.greedyString())
                     .suggests(CommandWrapper::suggest)
                     .executes(FAKE_COMMAND));
-            if (command.getCondition().as(PermissionCondition.class)
+            if (command.getCondition() != org.enginehub.piston.Command.Condition.TRUE) {
-                .filter(p -> p.getPermissions().size() > 0).isPresent()) {
                 base.requires(requirementsFor(command));
             }
             dispatcher.register(base);
@@ -67,8 +69,7 @@ public final class CommandWrapper {
     }
 
     public static final Command<CommandSource> FAKE_COMMAND = ctx -> {
-        EntityPlayerMP player = ctx.getSource().asPlayer();
+        if (ctx.getSource().getWorld().isRemote) {
-        if (player.world.isRemote()) {
             return 0;
         }
         return 1;
@@ -76,15 +77,12 @@ public final class CommandWrapper {
 
     private static Predicate<CommandSource> requirementsFor(org.enginehub.piston.Command mapping) {
         return ctx -> {
-            ForgePermissionsProvider permsProvider = ForgeWorldEdit.inst.getPermissionsProvider();
+            final Entity entity = ctx.getEntity();
-            return ctx.getEntity() instanceof EntityPlayerMP &&
+            if (!(entity instanceof EntityPlayerMP)) return true;
-                mapping.getCondition().as(PermissionCondition.class)
+            final Actor actor = ForgeAdapter.adaptPlayer(((EntityPlayerMP) entity));
-                    .map(PermissionCondition::getPermissions)
+            InjectedValueStore store = MapBackedValueStore.create();
-                    .map(Set::stream)
+            store.injectValue(Key.of(Actor.class), context -> Optional.of(actor));
-                    .orElseGet(Stream::empty)
+            return mapping.getCondition().satisfied(store);
-                    .allMatch(perm -> permsProvider.hasPermission(
-                        (EntityPlayerMP) ctx.getEntity(), perm
-                    ));
         };
     }