Allow installing/uninstalling modules in-game

This commit is contained in:
2026-05-28 19:14:34 -04:00
parent 1a83e8355c
commit daac12792a
6 changed files with 173 additions and 54 deletions
@@ -4,6 +4,7 @@ import dev.plex.command.PlexCommand;
import com.mojang.brigadier.builder.LiteralArgumentBuilder;
import dev.plex.command.ServerCommand;
import dev.plex.command.ServerCommandContext;
import dev.plex.command.exception.CommandFailException;
import dev.plex.menu.impl.MaterialMenu;
import dev.plex.util.GameRuleUtil;
import dev.plex.util.PlexLog;
@@ -26,7 +27,7 @@ public class DebugCMD extends ServerCommand
{
super(command("pdebug")
.description("Plex's debug command")
.usage("/<command> <aliases <command> | redis-reset <player> | gamerules>")
.usage("/<command> <aliases <command> | redis | redis-reset <player> | gamerules>")
.permission("plex.debug")
.build());
}
@@ -34,6 +35,8 @@ public class DebugCMD extends ServerCommand
protected void buildCommand(LiteralArgumentBuilder<CommandSourceStack> command)
{
command.executes(context -> executeCommand(context));
command.then(literal("redis")
.executes(context -> executeCommand(context, "redis")));
command.then(literal("redis-reset")
.then(playerArgument("player")
.executes(context -> executeCommand(context, "redis-reset", string(context, "player")))));
@@ -56,6 +59,18 @@ public class DebugCMD extends ServerCommand
{
return context.usage();
}
if (args[0].equalsIgnoreCase("redis"))
{
if (!plugin.getRedisConnection().isEnabled())
{
throw new CommandFailException("&cRedis is not enabled.");
}
plugin.getRedisConnection().execute(jedis -> jedis.set("test", "123"));
context.send(sender, "Set test to 123. Now outputting key test...");
String test = plugin.getRedisConnection().query(jedis -> jedis.get("test"));
context.send(sender, test);
return null;
}
if (args[0].equalsIgnoreCase("redis-reset"))
{
if (args.length == 2)
@@ -3,7 +3,7 @@ package dev.plex.command.impl;
import com.mojang.brigadier.builder.LiteralArgumentBuilder;
import dev.plex.command.ServerCommand;
import dev.plex.command.ServerCommandContext;
import dev.plex.command.exception.CommandFailException;
import dev.plex.module.ModuleManager;
import dev.plex.module.PlexModule;
import dev.plex.module.PlexModuleFile;
import dev.plex.util.BuildInfo;
@@ -17,10 +17,7 @@ import java.util.stream.Collectors;
import io.papermc.paper.command.brigadier.CommandSourceStack;
import net.kyori.adventure.text.Component;
import org.apache.commons.lang3.StringUtils;
import org.bukkit.Bukkit;
import org.bukkit.OfflinePlayer;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import org.jetbrains.annotations.NotNull;
public class PlexCMD extends ServerCommand
@@ -29,7 +26,7 @@ public class PlexCMD extends ServerCommand
{
super(command("plex")
.description("Show information about Plex or reload it")
.usage("/<command> [reload | redis | update | modules [reload | update]]")
.usage("/<command> [reload | update | modules [reload | update | install <name> | uninstall <name> [-rmdir]]]")
.build());
}
// Don't modify this command
@@ -39,8 +36,6 @@ public class PlexCMD extends ServerCommand
command.executes(context -> executeCommand(context));
command.then(literal("reload")
.executes(context -> executeCommand(context, "reload")));
command.then(literal("redis")
.executes(context -> executeCommand(context, "redis")));
command.then(literal("update")
.executes(context -> executeCommand(context, "update")));
command.then(literal("modules")
@@ -48,14 +43,24 @@ public class PlexCMD extends ServerCommand
.then(literal("reload")
.executes(context -> executeCommand(context, "modules", "reload")))
.then(literal("update")
.executes(context -> executeCommand(context, "modules", "update"))));
.executes(context -> executeCommand(context, "modules", "update")))
.then(literal("install")
.then(word("name")
.executes(context -> executeCommand(context, "modules", "install", string(context, "name")))))
.then(literal("uninstall")
.then(word("name")
.suggests(suggest(() -> plugin.getModuleManager().getModules().stream()
.map(module -> module.getPlexModuleFile().getName())
.collect(Collectors.toList())))
.executes(context -> executeCommand(context, "modules", "uninstall", string(context, "name")))
.then(literal("-rmdir")
.executes(context -> executeCommand(context, "modules", "uninstall", string(context, "name"), "-rmdir"))))));
}
@Override
protected Component execute(@NotNull ServerCommandContext context)
{
CommandSender sender = context.sender();
Player playerSender = context.player();
String[] args = context.args();
if (args.length == 0)
{
@@ -91,19 +96,6 @@ public class PlexCMD extends ServerCommand
context.send(sender, "Plex successfully reloaded.");
return null;
}
else if (args[0].equalsIgnoreCase("redis"))
{
context.checkPermission(sender, "plex.redis");
if (!plugin.getRedisConnection().isEnabled())
{
throw new CommandFailException("&cRedis is not enabled.");
}
plugin.getRedisConnection().execute(jedis -> jedis.set("test", "123"));
context.send(sender, "Set test to 123. Now outputting key test...");
String test = plugin.getRedisConnection().query(jedis -> jedis.get("test"));
context.send(sender, test);
return null;
}
else if (args[0].equalsIgnoreCase("modules"))
{
if (args.length == 1)
@@ -118,10 +110,7 @@ public class PlexCMD extends ServerCommand
}
else if (args[1].equalsIgnoreCase("update"))
{
if (!hasUpdateAccess(context, playerSender, sender))
{
return context.mmString("<red>You must be a Developer to use this command.");
}
context.checkPermission(sender, "plex.modules.update");
for (PlexModule module : plugin.getModuleManager().getModules())
{
plugin.getUpdateChecker().updateModuleJar(sender, module);
@@ -129,13 +118,42 @@ public class PlexCMD extends ServerCommand
plugin.getModuleManager().reloadModules();
return context.mmString("<green>All modules updated and reloaded!");
}
else if (args[1].equalsIgnoreCase("install"))
{
context.checkPermission(sender, "plex.modules.install");
if (args.length < 3)
{
return context.usage();
}
String moduleName = args[2];
plugin.getUpdateChecker().installModuleJar(sender, moduleName);
return context.mmString("<green>Installing module <yellow>" + moduleName + "<green>...");
}
else if (args[1].equalsIgnoreCase("uninstall"))
{
context.checkPermission(sender, "plex.modules.uninstall");
if (args.length < 3)
{
return context.usage();
}
String moduleName = args[2];
boolean removeData = args.length >= 4 && args[3].equalsIgnoreCase("-rmdir");
ModuleManager.UninstallResult result = plugin.getModuleManager().uninstallModule(moduleName, removeData);
switch (result)
{
case NOT_FOUND:
return context.mmString("<red>No installed module named <yellow>" + moduleName + "<red> was found.");
case FAILED:
return context.mmString("<red>Failed to delete the JAR for <yellow>" + moduleName + "<red>. Check the server log.");
case REMOVED:
context.send(sender, context.mmString("<green>Uninstalled module <yellow>" + moduleName + "<green>" + (removeData ? " and its data folder" : "") + "."));
return context.messageComponent("moduleRestartRequired");
}
}
}
else if (args[0].equalsIgnoreCase("update"))
{
if (!hasUpdateAccess(context, playerSender, sender))
{
return context.mmString("<red>You must be a Developer to use this command.");
}
context.checkPermission(sender, "plex.update");
if (!plugin.getUpdateChecker().getUpdateStatusMessage(sender, false, 0))
{
return context.mmString("<red>Plex is already up to date!");
@@ -149,25 +167,4 @@ public class PlexCMD extends ServerCommand
}
return null;
}
// Owners and developers only have access
private boolean hasUpdateAccess(ServerCommandContext context, Player player, CommandSender sender)
{
// Allow CONSOLE, get OfflinePlayer for Telnet
if (context.isConsole(sender))
{
if (sender.getName().equalsIgnoreCase("CONSOLE"))
{
return true;
}
OfflinePlayer offlinePlayer = Bukkit.getOfflinePlayer(sender.getName());
if (offlinePlayer.hasPlayedBefore())
{
return PlexUtils.DEVELOPERS.contains(offlinePlayer.getUniqueId().toString());
}
return false;
}
assert player != null;
return PlexUtils.DEVELOPERS.contains(player.getUniqueId().toString());
}
}
@@ -118,6 +118,7 @@ public class ModuleManager
PlexModule plexModule = module.getConstructor().newInstance();
plexModule.setApi(plugin.getApi());
plexModule.setPlexModuleFile(plexModuleFile);
plexModule.setModuleJar(file);
plexModule.setDataFolder(new File(plugin.getModulesFolder() + File.separator + plexModuleFile.getName()));
if (!plexModule.getDataFolder().exists())
@@ -217,6 +218,11 @@ public class ModuleManager
public void reloadModules()
{
unloadModules();
reloadFromDisk();
}
private void reloadFromDisk()
{
loadAllModules();
loadModules();
enableModules();
@@ -225,4 +231,65 @@ public class ModuleManager
PlexLog.warn("Module command changes were staged after Paper's Brigadier command lifecycle. Restart the server for the live command dispatcher to match the loaded modules.");
}
}
/**
* Outcome of an uninstall request.
*/
public enum UninstallResult
{
NOT_FOUND,
REMOVED,
FAILED
}
/**
* Uninstalls a loaded module by name: deletes its JAR and, optionally, its data
* folder, then reloads the remaining modules.
*
* @param name module name as declared in the module's module.yml
* @param removeData whether to also delete the module's data folder
* @return the outcome of the uninstall request
*/
public UninstallResult uninstallModule(String name, boolean removeData)
{
PlexModule target = modules.stream()
.filter(module -> module.getPlexModuleFile().getName().equalsIgnoreCase(name))
.findFirst()
.orElse(null);
if (target == null)
{
return UninstallResult.NOT_FOUND;
}
File moduleJar = target.getModuleJar();
File dataFolder = target.getDataFolder();
unloadModules();
boolean deleted = moduleJar.delete();
if (deleted && removeData && dataFolder.isDirectory())
{
deleteRecursively(dataFolder);
}
reloadFromDisk();
return deleted ? UninstallResult.REMOVED : UninstallResult.FAILED;
}
private void deleteRecursively(File file)
{
File[] children = file.listFiles();
if (children != null)
{
for (File child : children)
{
deleteRecursively(child);
}
}
if (!file.delete())
{
PlexLog.warn("Unable to delete " + file.getAbsolutePath());
}
}
}
@@ -91,6 +91,15 @@ public class UpdateChecker
updateJar(sender, name, module, List.of());
}
public void installModuleJar(CommandSender sender, String name)
{
updateJar(sender, name, true, List.of(), () -> plugin.getApi().scheduler().runGlobal(() ->
{
plugin.getModuleManager().reloadModules();
sendMessage(sender, PlexUtils.messageComponent("moduleRestartRequired"));
}));
}
public void updateModuleJar(CommandSender sender, PlexModule module)
{
PlexModuleFile moduleFile = module.getPlexModuleFile();
@@ -103,6 +112,11 @@ public class UpdateChecker
}
private void updateJar(CommandSender sender, String name, boolean module, List<String> moduleUpdateUrls)
{
updateJar(sender, name, module, moduleUpdateUrls, null);
}
private void updateJar(CommandSender sender, String name, boolean module, List<String> moduleUpdateUrls, Runnable onSuccess)
{
try
{
@@ -121,7 +135,7 @@ public class UpdateChecker
: new File(Bukkit.getUpdateFolderFile(), metadata.fileName());
sendMessage(sender, PlexUtils.messageComponent("updateDownloading", metadata.fileName()));
plugin.getApi().scheduler().runAsync(() -> downloadAndInstall(sender, metadata, copyTo));
plugin.getApi().scheduler().runAsync(() -> downloadAndInstall(sender, metadata, copyTo, onSuccess));
}
catch (UpdateMetadataClient.MetadataException e)
{
@@ -174,7 +188,7 @@ public class UpdateChecker
return System.currentTimeMillis() - latestPlexMetadataFailureAtMillis < PLEX_METADATA_FAILURE_CACHE_MILLIS;
}
private void downloadAndInstall(CommandSender sender, ArtifactMetadata metadata, File copyTo)
private void downloadAndInstall(CommandSender sender, ArtifactMetadata metadata, File copyTo, Runnable onSuccess)
{
File parent = copyTo.getParentFile();
if (parent != null && !parent.exists() && !parent.mkdirs())
@@ -190,6 +204,10 @@ public class UpdateChecker
validateDownloadedFile(metadata, temporaryFile);
Files.move(temporaryFile.toPath(), copyTo.toPath(), StandardCopyOption.REPLACE_EXISTING);
sendMessage(sender, PlexUtils.messageComponent("updateDownloaded"));
if (onSuccess != null)
{
onSuccess.run();
}
}
catch (IOException e)
{