mirror of
https://github.com/smartcmd/MinecraftConsoles.git
synced 2026-04-23 07:27:20 +00:00
c0da06e4ee
Notably also adds some metadata files for NixOS * add support for linux clang cross compiles * add linux clang instructions * un-capitalize Mob.horse.* * update the description in flake.nix --------- Co-authored-by: Loki <lokirautio@gmail.com>
396 lines
11 KiB
C++
396 lines
11 KiB
C++
#include "stdafx.h"
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#include "ServerCliEngine.h"
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#include "ServerCliParser.h"
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#include "ServerCliRegistry.h"
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#include "commands/IServerCliCommand.h"
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#include "commands/ban/CliCommandBan.h"
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#include "commands/ban-ip/CliCommandBanIp.h"
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#include "commands/ban-list/CliCommandBanList.h"
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#include "commands/defaultgamemode/CliCommandDefaultGamemode.h"
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#include "commands/enchant/CliCommandEnchant.h"
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#include "commands/experience/CliCommandExperience.h"
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#include "commands/gamemode/CliCommandGamemode.h"
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#include "commands/give/CliCommandGive.h"
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#include "commands/help/CliCommandHelp.h"
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#include "commands/kill/CliCommandKill.h"
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#include "commands/list/CliCommandList.h"
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#include "commands/pardon/CliCommandPardon.h"
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#include "commands/pardon-ip/CliCommandPardonIp.h"
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#include "commands/stop/CliCommandStop.h"
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#include "commands/time/CliCommandTime.h"
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#include "commands/tp/CliCommandTp.h"
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#include "commands/weather/CliCommandWeather.h"
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#include "commands/whitelist/CliCommandWhitelist.h"
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#include "../Common/StringUtils.h"
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#include "../ServerShutdown.h"
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#include "../ServerLogger.h"
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#include "../../Minecraft.Client/MinecraftServer.h"
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#include "../../Minecraft.Client/PlayerList.h"
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#include "../../Minecraft.Client/ServerPlayer.h"
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#include "../../Minecraft.World/CommandDispatcher.h"
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#include "../../Minecraft.World/CommandSender.h"
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#include "../../Minecraft.World/LevelSettings.h"
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#include "../../Minecraft.World/StringHelpers.h"
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#include <stdlib.h>
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#include <unordered_set>
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namespace ServerRuntime
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{
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/**
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* Create an authorized Sender to make the CLI appear as a user.
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* The return value can also be used to display logs.
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*/
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namespace
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{
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class ServerCliConsoleCommandSender : public CommandSender
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{
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public:
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explicit ServerCliConsoleCommandSender(const ServerCliEngine *engine)
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: m_engine(engine)
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{
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}
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void sendMessage(const wstring &message, ChatPacket::EChatPacketMessage type, int customData, const wstring &additionalMessage) override
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{
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(void)type;
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(void)customData;
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(void)additionalMessage;
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if (m_engine == nullptr)
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{
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return;
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}
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m_engine->LogInfo(StringUtils::WideToUtf8(message));
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}
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bool hasPermission(EGameCommand command) override
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{
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(void)command;
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return true;
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}
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private:
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const ServerCliEngine *m_engine;
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};
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}
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ServerCliEngine::ServerCliEngine()
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: m_registry(new ServerCliRegistry())
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, m_consoleSender(std::make_shared<ServerCliConsoleCommandSender>(this))
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{
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RegisterDefaultCommands();
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}
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ServerCliEngine::~ServerCliEngine()
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{
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}
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void ServerCliEngine::RegisterDefaultCommands()
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{
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m_registry->Register(std::unique_ptr<IServerCliCommand>(new CliCommandHelp()));
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m_registry->Register(std::unique_ptr<IServerCliCommand>(new CliCommandStop()));
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m_registry->Register(std::unique_ptr<IServerCliCommand>(new CliCommandList()));
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m_registry->Register(std::unique_ptr<IServerCliCommand>(new CliCommandBan()));
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m_registry->Register(std::unique_ptr<IServerCliCommand>(new CliCommandBanIp()));
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m_registry->Register(std::unique_ptr<IServerCliCommand>(new CliCommandPardon()));
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m_registry->Register(std::unique_ptr<IServerCliCommand>(new CliCommandPardonIp()));
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m_registry->Register(std::unique_ptr<IServerCliCommand>(new CliCommandBanList()));
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m_registry->Register(std::unique_ptr<IServerCliCommand>(new CliCommandWhitelist()));
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m_registry->Register(std::unique_ptr<IServerCliCommand>(new CliCommandTp()));
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m_registry->Register(std::unique_ptr<IServerCliCommand>(new CliCommandTime()));
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m_registry->Register(std::unique_ptr<IServerCliCommand>(new CliCommandWeather()));
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m_registry->Register(std::unique_ptr<IServerCliCommand>(new CliCommandGive()));
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m_registry->Register(std::unique_ptr<IServerCliCommand>(new CliCommandEnchant()));
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m_registry->Register(std::unique_ptr<IServerCliCommand>(new CliCommandKill()));
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m_registry->Register(std::unique_ptr<IServerCliCommand>(new CliCommandGamemode()));
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m_registry->Register(std::unique_ptr<IServerCliCommand>(new CliCommandDefaultGamemode()));
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m_registry->Register(std::unique_ptr<IServerCliCommand>(new CliCommandExperience()));
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}
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void ServerCliEngine::EnqueueCommandLine(const std::string &line)
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{
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std::lock_guard<std::mutex> lock(m_queueMutex);
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m_pendingLines.push(line);
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}
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void ServerCliEngine::Poll()
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{
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for (;;)
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{
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std::string line;
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{
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// Keep the lock scope minimal: dequeue only, execute outside.
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std::lock_guard<std::mutex> lock(m_queueMutex);
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if (m_pendingLines.empty())
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{
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break;
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}
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line = m_pendingLines.front();
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m_pendingLines.pop();
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}
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ExecuteCommandLine(line);
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}
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}
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bool ServerCliEngine::ExecuteCommandLine(const std::string &line)
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{
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// Normalize user input before parsing (trim + optional leading slash).
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std::wstring wide = trimString(StringUtils::Utf8ToWide(line));
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if (wide.empty())
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{
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return true;
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}
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std::string normalizedLine = StringUtils::WideToUtf8(wide);
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if (!normalizedLine.empty() && normalizedLine[0] == '/')
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{
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normalizedLine = normalizedLine.substr(1);
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}
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ServerCliParsedLine parsed = ServerCliParser::Parse(normalizedLine);
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if (parsed.tokens.empty())
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{
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return true;
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}
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IServerCliCommand *command = m_registry->FindMutable(parsed.tokens[0]);
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if (command == NULL)
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{
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LogWarn("Unknown command: " + parsed.tokens[0]);
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return false;
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}
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return command->Execute(parsed, this);
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}
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void ServerCliEngine::BuildCompletions(const std::string &line, std::vector<std::string> *out) const
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{
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if (out == NULL)
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{
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return;
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}
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out->clear();
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ServerCliCompletionContext context = ServerCliParser::BuildCompletionContext(line);
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bool slashPrefixedCommand = false;
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std::string commandToken;
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if (!context.parsed.tokens.empty())
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{
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// Completion accepts both "tp" and "/tp" style command heads.
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commandToken = context.parsed.tokens[0];
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if (!commandToken.empty() && commandToken[0] == '/')
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{
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commandToken = commandToken.substr(1);
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slashPrefixedCommand = true;
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}
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}
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if (context.currentTokenIndex == 0)
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{
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std::string prefix = context.prefix;
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if (!prefix.empty() && prefix[0] == '/')
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{
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prefix = prefix.substr(1);
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slashPrefixedCommand = true;
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}
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std::string linePrefix = context.linePrefix;
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if (slashPrefixedCommand && linePrefix.empty())
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{
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// Preserve leading slash when user started with "/".
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linePrefix = "/";
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}
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m_registry->SuggestCommandNames(prefix, linePrefix, out);
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}
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else
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{
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const IServerCliCommand *command = m_registry->Find(commandToken);
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if (command != NULL)
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{
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command->Complete(context, this, out);
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}
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}
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std::unordered_set<std::string> seen;
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std::vector<std::string> unique;
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for (size_t i = 0; i < out->size(); ++i)
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{
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// Remove duplicates while keeping first-seen ordering.
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if (seen.insert((*out)[i]).second)
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{
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unique.push_back((*out)[i]);
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}
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}
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out->swap(unique);
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}
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void ServerCliEngine::LogInfo(const std::string &message) const
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{
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LogInfof("console", "%s", message.c_str());
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}
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void ServerCliEngine::LogWarn(const std::string &message) const
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{
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LogWarnf("console", "%s", message.c_str());
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}
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void ServerCliEngine::LogError(const std::string &message) const
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{
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LogErrorf("console", "%s", message.c_str());
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}
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void ServerCliEngine::RequestShutdown() const
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{
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RequestDedicatedServerShutdown();
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}
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std::vector<std::string> ServerCliEngine::GetOnlinePlayerNamesUtf8() const
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{
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std::vector<std::string> result;
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MinecraftServer *server = MinecraftServer::getInstance();
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if (server == NULL)
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{
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return result;
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}
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PlayerList *players = server->getPlayers();
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if (players == NULL)
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{
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return result;
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}
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for (size_t i = 0; i < players->players.size(); ++i)
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{
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std::shared_ptr<ServerPlayer> player = players->players[i];
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if (player != NULL)
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{
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result.push_back(StringUtils::WideToUtf8(player->getName()));
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}
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}
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return result;
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}
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std::shared_ptr<ServerPlayer> ServerCliEngine::FindPlayerByNameUtf8(const std::string &name) const
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{
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MinecraftServer *server = MinecraftServer::getInstance();
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if (server == NULL)
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{
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return nullptr;
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}
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PlayerList *players = server->getPlayers();
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if (players == NULL)
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{
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return nullptr;
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}
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std::wstring target = StringUtils::Utf8ToWide(name);
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for (size_t i = 0; i < players->players.size(); ++i)
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{
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std::shared_ptr<ServerPlayer> player = players->players[i];
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if (player != NULL && equalsIgnoreCase(player->getName(), target))
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{
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return player;
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}
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}
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return nullptr;
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}
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void ServerCliEngine::SuggestPlayers(const std::string &prefix, const std::string &linePrefix, std::vector<std::string> *out) const
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{
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std::vector<std::string> players = GetOnlinePlayerNamesUtf8();
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std::string loweredPrefix = StringUtils::ToLowerAscii(prefix);
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for (size_t i = 0; i < players.size(); ++i)
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{
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std::string loweredName = StringUtils::ToLowerAscii(players[i]);
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if (loweredName.compare(0, loweredPrefix.size(), loweredPrefix) == 0)
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{
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out->push_back(linePrefix + players[i]);
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}
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}
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}
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void ServerCliEngine::SuggestGamemodes(const std::string &prefix, const std::string &linePrefix, std::vector<std::string> *out) const
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{
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static const char *kModes[] = { "survival", "creative", "s", "c", "0", "1" };
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std::string loweredPrefix = StringUtils::ToLowerAscii(prefix);
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for (size_t i = 0; i < sizeof(kModes) / sizeof(kModes[0]); ++i)
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{
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std::string candidate = kModes[i];
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std::string loweredCandidate = StringUtils::ToLowerAscii(candidate);
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if (loweredCandidate.compare(0, loweredPrefix.size(), loweredPrefix) == 0)
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{
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out->push_back(linePrefix + candidate);
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}
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}
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}
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GameType *ServerCliEngine::ParseGamemode(const std::string &token) const
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{
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std::string lowered = StringUtils::ToLowerAscii(token);
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if (lowered == "survival" || lowered == "s" || lowered == "0")
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{
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return GameType::SURVIVAL;
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}
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if (lowered == "creative" || lowered == "c" || lowered == "1")
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{
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return GameType::CREATIVE;
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}
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char *end = NULL;
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long id = strtol(lowered.c_str(), &end, 10);
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if (end != NULL && *end == 0)
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{
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// Numeric fallback supports extended ids handled by level settings.
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return LevelSettings::validateGameType((int)id);
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}
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return NULL;
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}
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bool ServerCliEngine::DispatchWorldCommand(EGameCommand command, byteArray commandData, const std::shared_ptr<CommandSender> &sender) const
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{
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MinecraftServer *server = MinecraftServer::getInstance();
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if (server == NULL)
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{
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LogWarn("MinecraftServer instance is not available.");
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return false;
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}
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CommandDispatcher *dispatcher = server->getCommandDispatcher();
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if (dispatcher == NULL)
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{
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LogWarn("Command dispatcher is not available.");
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return false;
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}
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std::shared_ptr<CommandSender> commandSender = sender;
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if (commandSender == nullptr)
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{
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// fall back to console sender if caller did not provide one
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commandSender = m_consoleSender;
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}
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if (commandSender == nullptr)
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{
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LogWarn("No command sender is available.");
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return false;
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}
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dispatcher->performCommand(commandSender, command, commandData);
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return true;
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}
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const ServerCliRegistry &ServerCliEngine::Registry() const
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{
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return *m_registry;
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}
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}
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