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Add PlayerCommandSendEvent listener to hide commands in autocomplete

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This commit is contained in:
md678685 2019-03-31 20:35:47 +01:00
parent 7b165c6c2c
commit 0d8aec7eea
1 changed files with 49 additions and 17 deletions
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66
Essentials/src/com/earth2me/essentials/EssentialsPlayerListener.java
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@ -9,13 +9,7 @@ import com.earth2me.essentials.utils.LocationUtil;
import com.earth2me.essentials.utils.MaterialUtil;
import io.papermc.lib.PaperLib;
import net.ess3.api.IEssentials;
import org.bukkit.BanEntry;
import org.bukkit.BanList;
import org.bukkit.GameMode;
import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.World;
import org.bukkit.*;
import org.bukkit.command.PluginCommand;
import org.bukkit.entity.HumanEntity;
import org.bukkit.entity.Player;
@ -36,11 +30,7 @@ import org.bukkit.inventory.PlayerInventory;
import java.io.IOException;
import java.text.NumberFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;
import java.util.*;
import java.util.Map.Entry;
import java.util.logging.Level;
import java.util.logging.Logger;
@ -59,10 +49,15 @@ public class EssentialsPlayerListener implements Listener {
public void registerEvents() {
ess.getServer().getPluginManager().registerEvents(this, ess);
if (isEntityPickupEvent()) {
ess.getServer().getPluginManager().registerEvents(new PlayerListener1_12(), ess);
ess.getServer().getPluginManager().registerEvents(new PickupListener1_12(), ess);
} else {
ess.getServer().getPluginManager().registerEvents(new PlayerListenerPre1_12(), ess);
ess.getServer().getPluginManager().registerEvents(new PickupListenerPre1_12(), ess);
}
if (isCommandSendEvent()) {
ess.getServer().getPluginManager().registerEvents(new CommandSendListener(), ess);
}
}
@ -807,8 +802,16 @@ public class EssentialsPlayerListener implements Listener {
}
}
private final class PlayerListenerPre1_12 implements Listener {
private static boolean isCommandSendEvent() {
try {
Class.forName("org.bukkit.event.player.PlayerCommandSendEvent");
return true;
} catch (ClassNotFoundException ignored) {
return false;
}
}
private final class PickupListenerPre1_12 implements Listener {
@EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
public void onPlayerPickupItem(final org.bukkit.event.player.PlayerPickupItemEvent event) {
if (ess.getSettings().getDisableItemPickupWhileAfk()) {
@ -819,8 +822,7 @@ public class EssentialsPlayerListener implements Listener {
}
}
private final class PlayerListener1_12 implements Listener {
private final class PickupListener1_12 implements Listener {
@EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
public void onPlayerPickupItem(final org.bukkit.event.entity.EntityPickupItemEvent event) {
if (ess.getSettings().getDisableItemPickupWhileAfk() && event.getEntity() instanceof Player) {
@ -830,4 +832,34 @@ public class EssentialsPlayerListener implements Listener {
}
}
}
private final class CommandSendListener implements Listener {
@EventHandler(priority = EventPriority.NORMAL)
public void onCommandSend(final PlayerCommandSendEvent event) {
User user = ess.getUser(event.getPlayer());
ArrayList<String> removedCmds = new ArrayList<>(event.getCommands());
event.getCommands().removeIf(str -> shouldHideFromUser(str, user));
removedCmds.removeAll(event.getCommands());
ess.getLogger().info("Removed commands: " + removedCmds.toString());
}
/**
* Returns true if all of the following are true:
* - The command is a plugin command
* - The plugin command is from Essentials
* - There is no known alternative OR the alternative is overridden by Essentials
* - The user is not allowed to perform the given Essentials command
*/
private boolean shouldHideFromUser(String commandLabel, User user) {
PluginCommand command = ess.getServer().getPluginCommand(commandLabel);
return command != null
&& command.getPlugin().getName().equals("Essentials")
&& (ess.getSettings().isCommandOverridden(commandLabel) || (ess.getAlternativeCommandsHandler().getAlternative(commandLabel) == null))
&& !user.isAuthorized("essentials." + command.getName());
}
}
}