82 lines
3.7 KiB
Java
82 lines
3.7 KiB
Java
//
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// MIT License
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//
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// Copyright (c) 2020 IntellectualSites
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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//
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package com.intellectualsites.commands;
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import com.intellectualsites.commands.components.CommandComponent;
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import com.intellectualsites.commands.internal.CommandRegistrationHandler;
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import org.bukkit.Bukkit;
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import org.bukkit.command.CommandMap;
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import org.bukkit.command.SimpleCommandMap;
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import javax.annotation.Nonnull;
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import java.lang.reflect.Field;
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import java.lang.reflect.Method;
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import java.util.HashMap;
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import java.util.Map;
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final class BukkitPluginRegistrationHandler implements CommandRegistrationHandler<BukkitCommandMeta> {
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private final Map<CommandComponent<?, ?>, org.bukkit.command.Command> registeredCommands = new HashMap<>();
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private Map<String, org.bukkit.command.Command> bukkitCommands;
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private BukkitCommandManager bukkitCommandManager;
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BukkitPluginRegistrationHandler() {
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}
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void initialize(@Nonnull final BukkitCommandManager bukkitCommandManager) throws Exception {
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final Method getCommandMap = Bukkit.getServer().getClass().getDeclaredMethod("getCommandMap");
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getCommandMap.setAccessible(true);
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final CommandMap commandMap = (CommandMap) getCommandMap.invoke(Bukkit.getServer());
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final Field knownCommands = SimpleCommandMap.class.getDeclaredField("knownCommands");
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knownCommands.setAccessible(true);
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@SuppressWarnings("ALL")
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final Map<String, org.bukkit.command.Command> bukkitCommands = (Map<String, org.bukkit.command.Command>) knownCommands.get(
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commandMap);
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this.bukkitCommands = bukkitCommands;
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this.bukkitCommandManager = bukkitCommandManager;
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}
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@Override
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public boolean registerCommand(@Nonnull final Command<?, BukkitCommandMeta> command) {
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/* We only care about the root command component */
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final CommandComponent<?, ?> commandComponent = command.getComponents().get(0);
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if (this.registeredCommands.containsKey(commandComponent)) {
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return false;
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}
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final String label;
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if (bukkitCommands.containsKey(commandComponent.getName())) {
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label = String.format("%s:%s", this.bukkitCommandManager.getOwningPlugin().getName(), commandComponent.getName());
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} else {
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label = commandComponent.getName();
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}
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@SuppressWarnings("unchecked")
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final BukkitCommand bukkitCommand = new BukkitCommand((CommandComponent<BukkitCommandSender, ?>) commandComponent,
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this.bukkitCommandManager);
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this.bukkitCommands.put(label, bukkitCommand);
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this.registeredCommands.put(commandComponent, bukkitCommand);
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return true;
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}
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}
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