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Command API to keep it clean and make it possible for developers to add their own viaversion subcommands if they want to.

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This commit is contained in:
Matsv 2016-03-31 17:22:42 +02:00
parent d16eb9b27e
commit ecc79b4f49
11 changed files with 316 additions and 84 deletions
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12
src/main/java/us/myles/ViaVersion/ViaVersionPlugin.java
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@ -5,6 +5,7 @@ import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelHandler;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.socket.SocketChannel;
import lombok.Getter;
import lombok.NonNull;
import org.bukkit.Bukkit;
import org.bukkit.entity.Player;
@ -15,10 +16,11 @@ import us.myles.ViaVersion.api.ViaVersionConfig;
import us.myles.ViaVersion.api.boss.BossBar;
import us.myles.ViaVersion.api.boss.BossColor;
import us.myles.ViaVersion.api.boss.BossStyle;
import us.myles.ViaVersion.api.command.ViaVersionCommand;
import us.myles.ViaVersion.api.data.UserConnection;
import us.myles.ViaVersion.api.protocol.ProtocolRegistry;
import us.myles.ViaVersion.boss.ViaBossBar;
import us.myles.ViaVersion.commands.ViaVersionCommand;
import us.myles.ViaVersion.commands.ViaCommandHandler;
import us.myles.ViaVersion.handlers.ViaVersionInitializer;
import us.myles.ViaVersion.protocols.base.ProtocolInfo;
import us.myles.ViaVersion.update.UpdateListener;
@ -41,6 +43,7 @@ import java.util.concurrent.TimeUnit;
public class ViaVersionPlugin extends JavaPlugin implements ViaVersionAPI, ViaVersionConfig {
private final Map<UUID, UserConnection> portedPlayers = new ConcurrentHashMap<>();
private ViaCommandHandler commandHandler;
private boolean debug = false;
@Override
@ -77,7 +80,7 @@ public class ViaVersionPlugin extends JavaPlugin implements ViaVersionAPI, ViaVe
Bukkit.getPluginManager().registerEvents(new UpdateListener(this), this);
getCommand("viaversion").setExecutor(new ViaVersionCommand(this));
getCommand("viaversion").setExecutor(commandHandler = new ViaCommandHandler());
}
public void gatherProtocolVersion() {
@ -283,6 +286,11 @@ public class ViaVersionPlugin extends JavaPlugin implements ViaVersionAPI, ViaVe
return this.debug;
}
@Override
public ViaVersionCommand getCommandHandler() {
return commandHandler;
}
public void setDebug(boolean value) {
this.debug = value;
}

8
src/main/java/us/myles/ViaVersion/api/ViaVersionAPI.java
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@ -5,6 +5,7 @@ import org.bukkit.entity.Player;
import us.myles.ViaVersion.api.boss.BossBar;
import us.myles.ViaVersion.api.boss.BossColor;
import us.myles.ViaVersion.api.boss.BossStyle;
import us.myles.ViaVersion.api.command.ViaVersionCommand;
import java.util.UUID;
@ -93,4 +94,11 @@ public interface ViaVersionAPI {
* @return true if debug is enabled
*/
boolean isDebug();
/**
* Get ViaVersions command handler
*
* @return command handler
*/
ViaVersionCommand getCommandHandler();
}

25
src/main/java/us/myles/ViaVersion/api/command/ViaSubCommand.java Normal file
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@ -0,0 +1,25 @@
package us.myles.ViaVersion.api.command;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import us.myles.ViaVersion.commands.ViaCommandHandler;
public abstract class ViaSubCommand {
public abstract String name();
public abstract String description();
public String usage(){
return name();
}
public String permission(){
return "viaversion.admin";
}
public abstract boolean execute(CommandSender sender, String[] args);
public String color(String s){
return ViaCommandHandler.color(s);
}
}

10
src/main/java/us/myles/ViaVersion/api/command/ViaVersionCommand.java Normal file
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@ -0,0 +1,10 @@
package us.myles.ViaVersion.api.command;
public interface ViaVersionCommand {
void registerSubCommand(ViaSubCommand command) throws Exception;
boolean hasSubCommand(String name);
ViaSubCommand getSubCommand(String name);
}

101
src/main/java/us/myles/ViaVersion/commands/ViaCommandHandler.java Normal file
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@ -0,0 +1,101 @@
package us.myles.ViaVersion.commands;
import lombok.NonNull;
import org.bukkit.ChatColor;
import org.bukkit.command.Command;
import org.bukkit.command.CommandExecutor;
import org.bukkit.command.CommandSender;
import us.myles.ViaVersion.api.ViaVersion;
import us.myles.ViaVersion.api.command.ViaSubCommand;
import us.myles.ViaVersion.commands.defaultsubs.*;
import java.util.*;
public class ViaCommandHandler implements us.myles.ViaVersion.api.command.ViaVersionCommand, CommandExecutor {
private Map<String, ViaSubCommand> commandMap;
public ViaCommandHandler() {
commandMap = new HashMap<>();
try {
registerDefaults();
} catch (Exception e) {
//ignore never throws exception because it doesn't exists
}
}
@Override
public void registerSubCommand(@NonNull ViaSubCommand command) throws Exception {
if (hasSubCommand(command.name()))
throw new Exception("ViaSubCommand " + command.name() + " does already exists!"); //Maybe another exception later.
commandMap.put(command.name().toLowerCase(), command);
}
@Override
public boolean hasSubCommand(String name) {
return commandMap.containsKey(name.toLowerCase());
}
@Override
public ViaSubCommand getSubCommand(String name) {
return commandMap.get(name.toLowerCase());
}
@Override
public boolean onCommand(CommandSender sender, Command cmd, String arg, String[] args) {
if (args.length == 0) {
showHelp(sender);
return false;
}
if (!hasSubCommand(args[0])){
sender.sendMessage(color("&cThis command is not found"));
showHelp(sender);
return false;
}
ViaSubCommand handler = getSubCommand(args[0]);
String[] subArgs = Arrays.copyOfRange(args, 1, args.length);
boolean result = handler.execute(sender, subArgs);
if (!result)
sender.sendMessage("Usage: /viaversion " + handler.usage());
return result;
}
public void showHelp(CommandSender sender) {
Set<ViaSubCommand> allowed = calculateAllowedCommands(sender);
if (allowed.size() == 0){
sender.sendMessage("&cYou are not allowed to use this command!");
return;
}
sender.sendMessage(color("&aViaVersion &c" + ViaVersion.getInstance().getVersion()));
sender.sendMessage(color("&6Commands:"));
for (ViaSubCommand cmd : allowed)
sender.sendMessage(color(String.format("&2/viaversion %s &7- &6%s", cmd.usage(), cmd.description())));
allowed.clear();
}
private Set<ViaSubCommand> calculateAllowedCommands(CommandSender sender) {
Set<ViaSubCommand> cmds = new HashSet<>();
for (ViaSubCommand sub : commandMap.values())
if (sub.permission() == null || sender.hasPermission(sub.permission()))
cmds.add(sub);
return cmds;
}
public static String color(String string) {
try {
string = ChatColor.translateAlternateColorCodes('&', string); //Dont replace all & with $ like we did before.
} catch (Exception ignored) {
}
return string;
}
private void registerDefaults() throws Exception {
registerSubCommand(new ListSubCmd());
registerSubCommand(new DebugSubCmd());
registerSubCommand(new DisplayLeaksSubCmd());
registerSubCommand(new DontBugMeSubCmd());
registerSubCommand(new AutoTeamSubCmd());
}
}

82
src/main/java/us/myles/ViaVersion/commands/ViaVersionCommand.java
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@ -1,82 +0,0 @@
package us.myles.ViaVersion.commands;
import io.netty.util.ResourceLeakDetector;
import lombok.RequiredArgsConstructor;
import org.bukkit.Bukkit;
import org.bukkit.command.Command;
import org.bukkit.command.CommandExecutor;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import us.myles.ViaVersion.ViaVersionPlugin;
import us.myles.ViaVersion.api.ViaVersion;
import java.util.ArrayList;
import java.util.List;
@RequiredArgsConstructor
public class ViaVersionCommand implements CommandExecutor {
private final ViaVersionPlugin plugin;
@Override
public boolean onCommand(CommandSender sender, Command cmd, String label, String[] args) {
if (sender.hasPermission("viaversion.admin")) {
if (args.length == 0) {
sendHelp(sender);
} else if (args.length == 1) {
if (args[0].equalsIgnoreCase("list")) {
List<String> portedPlayers = new ArrayList<>();
List<String> normalPlayers = new ArrayList<>();
for (Player p : Bukkit.getOnlinePlayers()) {
if (ViaVersion.getInstance().isPorted(p)) {
portedPlayers.add(p.getName());
} else {
normalPlayers.add(p.getName());
}
}
sender.sendMessage(color("&8[&61.9&8]: &b" + portedPlayers.toString()));
sender.sendMessage(color("&8[&61.8&8]: &b" + normalPlayers.toString()));
} else if (args[0].equalsIgnoreCase("debug")) {
plugin.setDebug(!plugin.isDebug());
sender.sendMessage(color("&6Debug mode is now " + (plugin.isDebug() ? "&aenabled" : "&cdisabled")));
} else if (args[0].equalsIgnoreCase("displayleaks")) {
if (ResourceLeakDetector.getLevel() != ResourceLeakDetector.Level.ADVANCED) {
ResourceLeakDetector.setLevel(ResourceLeakDetector.Level.ADVANCED);
} else {
ResourceLeakDetector.setLevel(ResourceLeakDetector.Level.DISABLED);
}
sender.sendMessage(color("&6Leak detector is now " + (ResourceLeakDetector.getLevel() == ResourceLeakDetector.Level.ADVANCED ? "&aenabled" : "&cdisabled")));
} else if (args[0].equalsIgnoreCase("dontbugme")) {
boolean newValue = !plugin.isCheckForUpdates();
plugin.getConfig().set("checkforupdates", newValue);
plugin.saveConfig();
sender.sendMessage(color("&6We will " + (newValue ? "&anotify you about updates." : "&cnot tell you about updates.")));
} else if (args[0].equalsIgnoreCase("autoteam")) {
boolean newValue = !plugin.isAutoTeam();
plugin.getConfig().set("auto-team", newValue);
plugin.saveConfig();
sender.sendMessage(color("&6We will " + (newValue ? "&aautomatically team players" : "&cno longer auto team players")));
sender.sendMessage(color("&6All players will need to re-login for the change to take place."));
} else {
sendHelp(sender);
}
}
}
return false;
}
public void sendHelp(CommandSender sender) {
sender.sendMessage(color("&aViaVersion &c" + ViaVersion.getInstance().getVersion()));
sender.sendMessage(color("&6Commands:"));
sender.sendMessage(color("&2/viaversion list &7- &6Shows lists of all 1.9 clients and 1.8 clients."));
sender.sendMessage(color("&2/viaversion debug &7- &6Toggle debug mode"));
sender.sendMessage(color("&2/viaversion autoteam &7- &6Toggle automatically teaming to prevent colliding."));
sender.sendMessage(color("&2/viaversion dontbugme &7- &6Toggle checking for updates."));
}
public String color(String string) {
return string.replace("&", "§");
}
}

31
src/main/java/us/myles/ViaVersion/commands/defaultsubs/AutoTeamSubCmd.java Normal file
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@ -0,0 +1,31 @@
package us.myles.ViaVersion.commands.defaultsubs;
import org.bukkit.command.CommandSender;
import us.myles.ViaVersion.ViaVersionPlugin;
import us.myles.ViaVersion.api.ViaVersion;
import us.myles.ViaVersion.api.command.ViaSubCommand;
public class AutoTeamSubCmd extends ViaSubCommand {
@Override
public String name() {
return "autoteam";
}
@Override
public String description() {
return "Toggle automatically teaming to prevent colliding.";
}
@Override
public boolean execute(CommandSender sender, String[] args) {
ViaVersionPlugin plugin = (ViaVersionPlugin) ViaVersion.getInstance();
boolean newValue = !plugin.isAutoTeam();
plugin.getConfig().set("auto-team", newValue);
plugin.saveConfig();
sender.sendMessage(color("&6We will " + (newValue ? "&aautomatically team players" : "&cno longer auto team players")));
sender.sendMessage(color("&6All players will need to re-login for the change to take place."));
return true;
}
}

27
src/main/java/us/myles/ViaVersion/commands/defaultsubs/DebugSubCmd.java Normal file
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@ -0,0 +1,27 @@
package us.myles.ViaVersion.commands.defaultsubs;
import org.bukkit.command.CommandSender;
import us.myles.ViaVersion.ViaVersionPlugin;
import us.myles.ViaVersion.api.ViaVersion;
import us.myles.ViaVersion.api.command.ViaSubCommand;
public class DebugSubCmd extends ViaSubCommand {
@Override
public String name() {
return "debug";
}
@Override
public String description() {
return "toggle debug mode";
}
@Override
public boolean execute(CommandSender sender, String[] args) {
ViaVersionPlugin plugin = (ViaVersionPlugin) ViaVersion.getInstance();
plugin.setDebug(!plugin.isDebug());
sender.sendMessage(color("&6Debug mode is now " + (plugin.isDebug() ? "&aenabled" : "&cdisabled")));
return true;
}
}

28
src/main/java/us/myles/ViaVersion/commands/defaultsubs/DisplayLeaksSubCmd.java Normal file
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@ -0,0 +1,28 @@
package us.myles.ViaVersion.commands.defaultsubs;
import io.netty.util.ResourceLeakDetector;
import org.bukkit.command.CommandSender;
import us.myles.ViaVersion.api.command.ViaSubCommand;
public class DisplayLeaksSubCmd extends ViaSubCommand {
@Override
public String name() {
return "displayleaks";
}
@Override
public String description() {
return "Try to hunt memory leaks!";
}
@Override
public boolean execute(CommandSender sender, String[] args) {
if (ResourceLeakDetector.getLevel() != ResourceLeakDetector.Level.ADVANCED) {
ResourceLeakDetector.setLevel(ResourceLeakDetector.Level.ADVANCED);
} else {
ResourceLeakDetector.setLevel(ResourceLeakDetector.Level.DISABLED);
}
sender.sendMessage(color("&6Leak detector is now " + (ResourceLeakDetector.getLevel() == ResourceLeakDetector.Level.ADVANCED ? "&aenabled" : "&cdisabled")));
return true;
}
}

30
src/main/java/us/myles/ViaVersion/commands/defaultsubs/DontBugMeSubCmd.java Normal file
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@ -0,0 +1,30 @@
package us.myles.ViaVersion.commands.defaultsubs;
import org.bukkit.command.CommandSender;
import us.myles.ViaVersion.ViaVersionPlugin;
import us.myles.ViaVersion.api.ViaVersion;
import us.myles.ViaVersion.api.command.ViaSubCommand;
public class DontBugMeSubCmd extends ViaSubCommand {
@Override
public String name() {
return "dontbugme";
}
@Override
public String description() {
return null;
}
@Override
public boolean execute(CommandSender sender, String[] args) {
ViaVersionPlugin plugin = (ViaVersionPlugin) ViaVersion.getInstance();
boolean newValue = !plugin.isCheckForUpdates();
plugin.getConfig().set("checkforupdates", newValue);
plugin.saveConfig();
sender.sendMessage(color("&6We will " + (newValue ? "&anotify you about updates." : "&cnot tell you about updates.")));
return true;
}
}

46
src/main/java/us/myles/ViaVersion/commands/defaultsubs/ListSubCmd.java Normal file
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@ -0,0 +1,46 @@
package us.myles.ViaVersion.commands.defaultsubs;
import org.bukkit.Bukkit;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import us.myles.ViaVersion.api.ViaVersion;
import us.myles.ViaVersion.api.command.ViaSubCommand;
import java.util.*;
public class ListSubCmd extends ViaSubCommand {
@Override
public String name() {
return "list";
}
@Override
public String description() {
return "Shows lists of the versions from logged in players";
}
@Override
public String usage() {
return "list";
}
@Override
public boolean execute(CommandSender sender, String[] args) {
Map<Integer, Set<String>> playerVersions = new HashMap<>();
for (Player p : Bukkit.getOnlinePlayers()) {
int playerVersion = ViaVersion.getInstance().getPlayerVersion(p);
if (playerVersions.containsKey(playerVersion)) {
playerVersions.get(playerVersion).add(p.getName());
continue;
}
playerVersions.put(playerVersion, Collections.singleton(p.getName()));
}
Map<Integer, Set<String>> sorted = new TreeMap<>(playerVersions);
for (Map.Entry<Integer, Set<String>> entry : sorted.entrySet())
sender.sendMessage(String.format(color("&8[&6%s&8]: &b%s"), entry.getKey(), entry.getValue())); //TODO: Make versions like [1.8,1.9,1.9.1,1.9.2,etc] instead of protocol id
sorted.clear();
return true;
}
}