Teaspeak-Server/server/src/client/command_handler/client.cpp

#include <memory>

#include <bitset>
#include <algorithm>
#include "../../build.h"
#include "../ConnectedClient.h"
#include "../InternalClient.h"
#include "../../server/file/FileServer.h"
#include "../voice/VoiceClient.h"
#include "PermissionManager.h"
#include "../../InstanceHandler.h"
#include "../../server/QueryServer.h"
#include "../file/FileClient.h"
#include "../music/MusicClient.h"
#include "../query/QueryClient.h"
#include "../../weblist/WebListManager.h"
#include "../../manager/ConversationManager.h"
#include "../../manager/PermissionNameMapper.h"
#include <cstdint>

#include "helpers.h"

#include <Properties.h>
#include <log/LogUtils.h>
#include <misc/sassert.h>
#include <misc/base64.h>
#include <misc/hex.h>
#include <misc/rnd.h>
#include <bbcode/bbcodes.h>

using namespace std::chrono;
using namespace std;
using namespace ts;
using namespace ts::server;
using namespace ts::token;

#define QUERY_PASSWORD_LENGTH 12

command_result ConnectedClient::handleCommandClientGetVariables(Command &cmd) {
    CMD_REQ_SERVER;
    ConnectedLockedClient client{this->server->find_client_by_id(cmd["clid"].as<ClientId>())};
    shared_lock tree_lock(this->channel_lock);

    if (!client || (client.client != this && !this->isClientVisible(client.client, false)))
        return command_result{error::client_invalid_id, ""};

    deque<shared_ptr<property::PropertyDescription>> props;
    for (auto &prop : client->properties()->list_properties(property::FLAG_CLIENT_VARIABLE, this->getType() == CLIENT_TEAMSPEAK ? property::FLAG_NEW : (uint16_t) 0)) {
        props.push_back(property::info((property::ClientProperties) prop.type().property_index));
    }

    this->notifyClientUpdated(client.client, props, false);
    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientKick(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_CHK_AND_INC_FLOOD_POINTS(25);

    ConnectedLockedClient client{this->server->find_client_by_id(cmd["clid"].as<ClientId>())};
    if (!client) return command_result{error::client_invalid_id};
    if (client->getType() == CLIENT_MUSIC) return command_result{error::client_invalid_type, "You cant kick a music bot!"};
    std::shared_ptr<BasicChannel> targetChannel = nullptr;
    auto type = cmd["reasonid"].as<ViewReasonId>();
    if (type == ViewReasonId::VREASON_CHANNEL_KICK) {
        auto channel = client->getChannel();
        ACTION_REQUIRES_PERMISSION(permission::i_client_kick_from_channel_power, client->calculate_permission(permission::i_client_needed_kick_from_channel_power, client->getChannelId()), client->getChannelId());
        targetChannel = this->server->channelTree->getDefaultChannel();
    } else if (type == ViewReasonId::VREASON_SERVER_KICK) {
        auto channel = client->getChannel();
        ACTION_REQUIRES_GLOBAL_PERMISSION(permission::i_client_kick_from_server_power, client->calculate_permission(permission::i_client_needed_kick_from_server_power, client->getChannelId()));
        targetChannel = nullptr;
    } else return command_result{error::not_implemented};

    if (targetChannel) {
        this->server->notify_client_kick(client.client, this->ref(), cmd["reasonmsg"].as<std::string>(), targetChannel);
    } else {
        this->server->notify_client_kick(client.client, this->ref(), cmd["reasonmsg"].as<std::string>(), nullptr);
        client->close_connection(system_clock::now() + seconds(1));
    }

    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientGetIds(Command &cmd) {
    CMD_REQ_SERVER;

    bool error = false;
    bool found = false;
    auto client_list = this->server->getClients();

    Command notify(this->getExternalType() == CLIENT_TEAMSPEAK ? "notifyclientids" : "");
    int result_index = 0;

    for(int index = 0; index < cmd.bulkCount(); index++) {
        auto unique_id = cmd[index]["cluid"].as<string>();
        for(const auto& entry : client_list) {
            if(entry->getUid() == unique_id) {
                if(!config::server::show_invisible_clients_as_online && !this->channels->channel_visible(entry->currentChannel, nullptr))
                    continue;

                notify[result_index]["name"] = entry->getDisplayName();
                notify[result_index]["clid"] = entry->getClientId();
                notify[result_index]["cluid"] = entry->getUid();
                result_index++;
                found = true;
            }
        }
        if(found) found = false;
        else error = false;
    }
    string uid = cmd["cluid"];

    if(result_index > 0) {
        this->sendCommand(notify);
    }
    if(error) {
        return command_result{error::database_empty_result};
    }
    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientMove(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_RESET_IDLE;
    CMD_CHK_AND_INC_FLOOD_POINTS(10);

    shared_lock server_channel_r_lock(this->server->channel_tree_lock);
    auto target_client_id = cmd["clid"].as<ClientId>();
    ConnectedLockedClient target_client{target_client_id == 0 ? this->ref() : this->server->find_client_by_id(target_client_id)};
    if(!target_client) {
        return command_result{error::client_invalid_id, "Invalid target clid"};
    }

    if(!target_client->getChannel()) {
        if(target_client.client != this)
            return command_result{error::client_invalid_id, "Invalid target clid"};
    }
    auto channel = this->server->channelTree->findChannel(cmd["cid"].as<ChannelId>());
    if (!channel) {
        return command_result{error::channel_invalid_id};
    }

    auto permission_cache = make_shared<CalculateCache>();
    if(!cmd[0].has("cpw"))
        cmd["cpw"] = "";
    if (!channel->passwordMatch(cmd["cpw"], true))
        if (!permission::v2::permission_granted(1, this->calculate_permission(permission::b_channel_join_ignore_password, channel->channelId())))
            return command_result{error::channel_invalid_password};

    auto permission_error = this->calculate_and_get_join_state(channel);
    if(permission_error != permission::unknown) return command_result{permission_error};

    if (!channel->properties()[property::CHANNEL_FLAG_MAXCLIENTS_UNLIMITED].as<bool>() || !channel->properties()[property::CHANNEL_FLAG_MAXFAMILYCLIENTS_UNLIMITED].as<bool>()) {
        if(!permission::v2::permission_granted(1, this->calculate_permission(permission::b_channel_join_ignore_maxclients, channel->channelId()))) {
            if(!channel->properties()[property::CHANNEL_FLAG_MAXCLIENTS_UNLIMITED].as<bool>()) {
                auto maxClients = channel->properties()[property::CHANNEL_MAXCLIENTS].as<int32_t>();
                if (maxClients >= 0 && maxClients <= this->server->getClientsByChannel(channel).size())
                    return command_result{error::channel_maxclients_reached};
            }
            if(!channel->properties()[property::CHANNEL_FLAG_MAXFAMILYCLIENTS_UNLIMITED].as<bool>()) {
                shared_ptr<BasicChannel> family_root;

                if(channel->properties()[property::CHANNEL_FLAG_MAXFAMILYCLIENTS_INHERITED].as<bool>()) {
                    family_root = channel;
                    while(family_root && family_root->properties()[property::CHANNEL_FLAG_MAXFAMILYCLIENTS_INHERITED].as<bool>()) family_root = family_root->parent();
                }
                if(family_root && !family_root->properties()[property::CHANNEL_FLAG_MAXFAMILYCLIENTS_UNLIMITED]) { //Could not be CHANNEL_FLAG_MAXFAMILYCLIENTS_INHERITED
                    auto maxClients = family_root->properties()[property::CHANNEL_MAXFAMILYCLIENTS].as<int32_t>();
                    auto clients = 0;
                    for(const auto& entry : this->server->getClientsByChannelRoot(channel, false)) if(entry.get() != this) clients++; //Dont count the client itself
                    if (maxClients >= 0 && maxClients <= clients)
                        return command_result{error::channel_maxfamily_reached};
                }
            }
        }
    }

    if (target_client.client != this)
        ACTION_REQUIRES_PERMISSION(permission::i_client_move_power, target_client->calculate_permission(permission::i_client_needed_move_power, target_client->getChannelId()), target_client->getChannelId());

    server_channel_r_lock.unlock();
    unique_lock server_channel_w_lock(this->server->channel_tree_lock);
    auto oldChannel = target_client->getChannel();
    this->server->client_move(
            target_client.client,
            channel,
            target_client.client == this ? nullptr : _this.lock(),
            "",
            target_client.client == this ? ViewReasonId::VREASON_USER_ACTION : ViewReasonId::VREASON_MOVED,
            true,
            server_channel_w_lock
    );

    if(oldChannel) {
        if(!server_channel_w_lock.owns_lock())
            server_channel_w_lock.lock();
        if(oldChannel->channelType() == ChannelType::temporary && oldChannel->properties()[property::CHANNEL_DELETE_DELAY].as<int64_t>() == 0)
            if(this->server->getClientsByChannelRoot(oldChannel, false).empty())
                this->server->delete_channel(dynamic_pointer_cast<ServerChannel>(oldChannel), this->ref(), "temporary auto delete", server_channel_w_lock);
        if(server_channel_w_lock.owns_lock())
            server_channel_w_lock.unlock();
    }
    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientPoke(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_RESET_IDLE;
    CMD_CHK_AND_INC_FLOOD_POINTS(25);

    ConnectedLockedClient client{ this->server->find_client_by_id(cmd["clid"].as<ClientId>())};
    if (!client) return command_result{error::client_invalid_id};
    if (client->getType() == CLIENT_MUSIC) return command_result{error::client_invalid_type};
    ACTION_REQUIRES_PERMISSION(permission::i_client_poke_power, client->calculate_permission(permission::i_client_needed_poke_power, client->getChannelId()), client->getChannelId());

    client->notifyClientPoke(_this.lock(), cmd["msg"]);
    return command_result{error::ok};
}


command_result ConnectedClient::handleCommandClientChatComposing(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_CHK_AND_INC_FLOOD_POINTS(0);

    ConnectedLockedClient client{this->server->find_client_by_id(cmd["clid"].as<ClientId>())};
    if (!client) return command_result{error::client_invalid_id};

    client->notifyClientChatComposing(_this.lock());
    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientChatClosed(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_CHK_AND_INC_FLOOD_POINTS(5);

    ConnectedLockedClient<ConnectedClient> client{this->server->find_client_by_id(cmd["clid"].as<ClientId>())};
    if (!client) return command_result{error::client_invalid_id};
    {
        unique_lock channel_lock(this->channel_lock);
        this->openChats.erase(remove_if(this->openChats.begin(), this->openChats.end(), [&](const weak_ptr<ConnectedClient>& weak) {
            return weak.lock() == client;
        }), this->openChats.end());
    }
    {
        unique_lock channel_lock(client->get_channel_lock());
        client->openChats.erase(remove_if(client->openChats.begin(), client->openChats.end(), [&](const weak_ptr<ConnectedClient>& weak) {
            return weak.lock().get() == this;
        }), client->openChats.end());
    }
    client->notifyClientChatClosed(_this.lock());
    return command_result{error::ok};
}

//ftgetfilelist cid=1 cpw path=\/ return_code=1:x
//Answer:
//1 .. n
//  notifyfilelist cid=1 path=\/ return_code=1:x name=testFile size=35256 datetime=1509459767 type=1|name=testDir size=0 datetime=1509459741 type=0|name=testDir_2 size=0 datetime=1509459763 type=0
//notifyfilelistfinished cid=1 path=\/
inline void cmd_filelist_append_files(ServerId sid, Command &command, vector<std::shared_ptr<file::FileEntry>> files) {
    int index = 0;

    logTrace(sid, "Sending file list for path {}", command["path"].string());
    for (const auto& fileEntry : files) {
        logTrace(sid, " - {} ({})", fileEntry->name, fileEntry->type == file::FileType::FILE ? "file" : "directory");

        command[index]["name"] = fileEntry->name;
        command[index]["datetime"] = std::chrono::duration_cast<std::chrono::seconds>(fileEntry->lastChanged.time_since_epoch()).count();
        command[index]["type"] = fileEntry->type;
        if (fileEntry->type == file::FileType::FILE)
            command[index]["size"] = static_pointer_cast<file::File>(fileEntry)->fileSize;
        else
            command[index]["size"] = 0;
        index++;
    }
}

#define CMD_REQ_FSERVER if(!serverInstance->getFileServer()) return command_result{error::vs_critical, "file server not started yet!"}

//start=0 duration=10
//pattern=%asd%

struct ClientDbArgs {
    shared_ptr<VirtualServer> server;
    int index = 0;
    int offset = 0;
    int resultIndex = 0;
    bool showIp = false;
    bool largeInfo = false;
    Command *result = nullptr;
};

command_result ConnectedClient::handleCommandClientDbList(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_RESET_IDLE;
    CMD_CHK_AND_INC_FLOOD_POINTS(25);
    ACTION_REQUIRES_GLOBAL_PERMISSION(permission::b_virtualserver_client_dblist, 1);

    Command notify(this->getExternalType() == CLIENT_TEAMSPEAK ? "notifyclientdblist" : "");

    if (!cmd[0].has("start"))
        cmd["start"] = 0;
    if (!cmd[0].has("duration"))
        cmd["duration"] = 20;
    if (cmd[0]["duration"].as<int>() > 2000) cmd["duration"] = 2000;
    if (cmd[0]["duration"].as<int>() < 1) cmd["duration"] = 1;

    auto maxIndex = cmd["start"].as<uint32_t>() + cmd["duration"].as<uint32_t>();
    ClientDbArgs args;
    args.server = this->server;
    args.offset = cmd["start"].as<uint32_t>();
    args.result = &notify;
    args.resultIndex = 0;
    args.index = 0;
    args.showIp = permission::v2::permission_granted(1, this->calculate_permission(permission::b_client_remoteaddress_view, 0));
    args.largeInfo = cmd.hasParm("details");

    (LOG_SQL_CMD)(sql::command(this->server->getSql(), "SELECT * FROM `clients` WHERE `serverId` = :sid ORDER BY `cldbid` ASC" + (maxIndex > 0 ? " LIMIT " + to_string(maxIndex) : ""), variable{":sid", this->server->getServerId()}).query(
            [](ClientDbArgs *pArgs, int length, char **values, char **column) {
                pArgs->index++;
                if (pArgs->offset < pArgs->index) {
                    ClientDbId id = 0;
                    string uid, name, ip;
                    string created = "0", lastConnected = "0", connections = "0";
                    for (int index = 0; index < length; index++) {
                        string key = column[index];
                        if (key == "cldbid")
                            id = stoll(values[index]);
                        else if (key == "clientUid")
                            uid = values[index];
                        else if (key == "firstConnect")
                            created = values[index];
                        else if (key == "lastConnect")
                            lastConnected = values[index];
                        else if (key == "connections")
                            connections = values[index];
                        else if (key == "lastName")
                            name = values[index];
                    }

                    pArgs->result->operator[](pArgs->resultIndex)["cldbid"] = id;
                    pArgs->result->operator[](pArgs->resultIndex)["client_unique_identifier"] = uid;
                    pArgs->result->operator[](pArgs->resultIndex)["client_nickname"] = name;
                    pArgs->result->operator[](pArgs->resultIndex)["client_created"] = created;
                    pArgs->result->operator[](pArgs->resultIndex)["client_lastconnected"] = lastConnected;
                    pArgs->result->operator[](pArgs->resultIndex)["client_totalconnections"] = connections;
                    pArgs->result->operator[](pArgs->resultIndex)["client_description"] = "";

                    auto props = serverInstance->databaseHelper()->loadClientProperties(pArgs->server, id, ClientType::CLIENT_TEAMSPEAK);
                    if (props) {
                        pArgs->result->operator[](pArgs->resultIndex)["client_lastip"] = (*props)[property::CONNECTION_CLIENT_IP].as<string>();
                        pArgs->result->operator[](pArgs->resultIndex)["client_description"] = (*props)[property::CLIENT_DESCRIPTION].as<string>();

                        if (pArgs->largeInfo) {
                            pArgs->result->operator[](pArgs->resultIndex)["client_badges"] = (*props)[property::CLIENT_BADGES].as<string>();
                            pArgs->result->operator[](pArgs->resultIndex)["client_version"] = (*props)[property::CLIENT_VERSION].as<string>();
                            pArgs->result->operator[](pArgs->resultIndex)["client_platform"] = (*props)[property::CLIENT_PLATFORM].as<string>();
                            pArgs->result->operator[](pArgs->resultIndex)["client_hwid"] = (*props)[property::CLIENT_HARDWARE_ID].as<string>();
                        }
                    }
                    if (!pArgs->showIp)
                        pArgs->result->operator[](pArgs->resultIndex)["client_lastip"] = "hidden";
                    pArgs->resultIndex++;
                }
                return 0;
            }, &args));

    if (args.resultIndex == 0) return command_result{error::database_empty_result};
    if (cmd.hasParm("count")) {
        size_t result = 0;
        sql::command(this->server->getSql(), "SELECT COUNT(*) AS `count` FROM `clients` WHERE `serverId` = :sid", variable{":sid", this->server->getServerId()}).query([](size_t *ptr, int, char **v, char **) {
            *ptr = static_cast<size_t>(stoll(v[0]));
            return 0;
        }, &result);
        notify[0]["count"] = result;
    }
    this->sendCommand(notify);

    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientDBEdit(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_RESET_IDLE;
    CMD_CHK_AND_INC_FLOOD_POINTS(5);
    ACTION_REQUIRES_GLOBAL_PERMISSION(permission::b_client_modify_dbproperties, 1);

    if (!serverInstance->databaseHelper()->validClientDatabaseId(this->server, cmd["cldbid"])) return command_result{error::database_empty_result, "invalid cldbid"};
    auto props = serverInstance->databaseHelper()->loadClientProperties(this->server, cmd["cldbid"], ClientType::CLIENT_TEAMSPEAK);

    for (auto &elm : cmd[0].keys()) {
        if (elm == "cldbid") continue;

        auto info = property::info<property::ClientProperties>(elm);
        if(*info == property::CLIENT_UNDEFINED) {
            logError(this->getServerId(), "Client " + this->getDisplayName() + " tried to change someone's db entry, but the entry in unknown: " + elm);
            continue;
        }
        if(!info->validate_input(cmd[elm].as<string>())) {
            logError(this->getServerId(), "Client " + this->getDisplayName() + " tried to change a property to an invalid value. (Value: '" + cmd[elm].as<string>() + "', Property: '" + info->name + "')");
            continue;
        }
        (*props)[info] = cmd[elm].string();
    }

    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientEdit(ts::Command &cmd) {
    CMD_REQ_SERVER;

    ConnectedLockedClient client{this->server->find_client_by_id(cmd["clid"].as<ClientId>())};
    if (!client) return command_result{error::client_invalid_id};
    return this->handleCommandClientEdit(cmd, client.client);
}

command_result ConnectedClient::handleCommandClientEdit(Command &cmd, const std::shared_ptr<ConnectedClient>& client) {
    assert(client);
    auto self = client == this;
    CMD_CHK_AND_INC_FLOOD_POINTS(self ? 15 : 25);
    CMD_RESET_IDLE;


    bool update_talk_rights = false;
    unique_ptr<lock_guard<std::recursive_mutex>> nickname_lock;
    deque<pair<property::ClientProperties, string>> keys;
    for(const auto& key : cmd[0].keys()) {
        if(key == "return_code") continue;
        if(key == "clid") continue;

        const auto &info = property::info<property::ClientProperties>(key);
        if(*info == property::CLIENT_UNDEFINED) {
            logError(this->getServerId(), R"([{}] Tried to change a not existing client property for {}. (Key: "{}", Value: "{}"))", CLIENT_STR_LOG_PREFIX, CLIENT_STR_LOG_PREFIX_(client), key, cmd[key].string());
            continue;
        }

        if((info->flags & property::FLAG_USER_EDITABLE) == 0) {
            logError(this->getServerId(), R"([{}] Tried to change a not user editable client property for {}. (Key: "{}", Value: "{}"))", CLIENT_STR_LOG_PREFIX, CLIENT_STR_LOG_PREFIX_(client), key, cmd[key].string());
            continue;
        }

        if(!info->validate_input(cmd[key].as<string>())) {
            logError(this->getServerId(), R"([{}] Tried to change a client property to an invalid value for {}. (Key: "{}", Value: "{}"))", CLIENT_STR_LOG_PREFIX, CLIENT_STR_LOG_PREFIX_(client), key, cmd[key].string());
            continue;
        }
        if(client->properties()[info].as<string>() == cmd[key].as<string>()) continue;

        if (*info == property::CLIENT_DESCRIPTION) {
            if (self) {
                ACTION_REQUIRES_PERMISSION(permission::b_client_modify_own_description, 1, client->getChannelId());
            } else if(client->getType() == ClientType::CLIENT_MUSIC) {
                if(client->properties()[property::CLIENT_OWNER] != this->getClientDatabaseId()) {
                    ACTION_REQUIRES_PERMISSION(permission::i_client_music_modify_power, client->calculate_permission(permission::i_client_music_needed_modify_power, client->getChannelId()), client->getChannelId());
                }
            } else {
                ACTION_REQUIRES_PERMISSION(permission::b_client_modify_description, 1, client->getChannelId());
            }

            string value = cmd["client_description"].string();
            if (count_characters(value) > 200) return command_result{error::parameter_invalid, "Invalid description length. A maximum of 200 characters is allowed!"};
        } else if (*info == property::CLIENT_IS_TALKER) {
            ACTION_REQUIRES_PERMISSION(permission::b_client_set_flag_talker, 1, client->getChannelId());
            cmd["client_is_talker"] = cmd["client_is_talker"].as<bool>();
            cmd["client_talk_request"] = 0;
            update_talk_rights = true;

            keys.emplace_back(property::CLIENT_IS_TALKER, "client_is_talker");
            keys.emplace_back(property::CLIENT_TALK_REQUEST, "client_talk_request");
            continue;
        } else if(*info == property::CLIENT_NICKNAME) {
            if(!self) {
                if(client->getType() != ClientType::CLIENT_MUSIC) return command_result{error::client_invalid_type};
                if(client->properties()[property::CLIENT_OWNER] != this->getClientDatabaseId()) {
                    ACTION_REQUIRES_PERMISSION(permission::i_client_music_rename_power, client->calculate_permission(permission::i_client_music_needed_rename_power, client->getChannelId()), client->getChannelId());
                }
            }

            string name = cmd["client_nickname"].string();
            if (count_characters(name) < 3) return command_result{error::parameter_invalid, "Invalid name length. A minimum of 3 characters is required!"};
            if (count_characters(name) > 30) return command_result{error::parameter_invalid, "Invalid name length. A maximum of 30 characters is allowed!"};

            if (!permission::v2::permission_granted(1, this->calculate_permission(permission::b_client_ignore_bans, client->getClientId()))) {
                auto banRecord = serverInstance->banManager()->findBanByName(this->getServerId(), name);
                if (banRecord)
                    return command_result{error::client_nickname_inuse, string() + "This nickname is " + (banRecord->serverId == 0 ? "globally " : "") + "banned for the reason: " + banRecord->reason};
            }
            if (this->server) {
                nickname_lock = std::make_unique<lock_guard<recursive_mutex>>(this->server->client_nickname_lock);
                bool self = false;
                for (const auto &cl : this->server->getClients()) {
                    if (cl->getDisplayName() == cmd["client_nickname"].string()) {
                        if(cl == this)
                            self = true;
                        else
                            return command_result{error::client_nickname_inuse, "This nickname is already in use"};
                    }
                }
                if(self) {
                    nickname_lock.reset();
                    continue;
                }
            }
        } else if(*info == property::CLIENT_PLAYER_VOLUME) {
            if(client->getType() != ClientType::CLIENT_MUSIC) return command_result{error::client_invalid_type};
            if(client->properties()[property::CLIENT_OWNER] != this->getClientDatabaseId()) {
                ACTION_REQUIRES_PERMISSION(permission::i_client_music_modify_power, client->calculate_permission(permission::i_client_music_needed_modify_power, client->getChannelId()), client->getChannelId());
            }
            auto bot = dynamic_pointer_cast<MusicClient>(client);
            assert(bot);

            auto volume = cmd["player_volume"].as<float>();

            auto max_volume = this->calculate_permission(permission::i_client_music_create_modify_max_volume, client->getClientId());
            if(max_volume.has_value && !permission::v2::permission_granted(volume * 100, max_volume))
                return command_result{permission::i_client_music_create_modify_max_volume};

            bot->volume_modifier(cmd["player_volume"]);
        } else if(*info == property::CLIENT_IS_CHANNEL_COMMANDER) {
            if(!self) {
                if(client->getType() != ClientType::CLIENT_MUSIC) return command_result{error::client_invalid_type};
                if(client->properties()[property::CLIENT_OWNER] != this->getClientDatabaseId()) {
                    ACTION_REQUIRES_PERMISSION(permission::i_client_music_modify_power, client->calculate_permission(permission::i_client_music_needed_modify_power, client->getChannelId()), client->getChannelId());
                }
            }

            if(cmd["client_is_channel_commander"].as<bool>())
                ACTION_REQUIRES_PERMISSION(permission::b_client_use_channel_commander, 1, client->getChannelId());
        } else if(*info == property::CLIENT_IS_PRIORITY_SPEAKER) {
            //FIXME allow other to remove this thing
            if(!self) {
                if(client->getType() != ClientType::CLIENT_MUSIC)
                    return command_result{error::client_invalid_type};
                if(client->properties()[property::CLIENT_OWNER] != this->getClientDatabaseId())
                    ACTION_REQUIRES_PERMISSION(permission::i_client_music_modify_power, client->calculate_permission(permission::i_client_music_needed_modify_power, client->getClientId()), client->getClientId());
            }

            if(cmd["client_is_priority_speaker"].as<bool>())
                ACTION_REQUIRES_PERMISSION(permission::b_client_use_priority_speaker, 1, client->getChannelId());
        } else if (self && key == "client_talk_request") {
            CMD_CHK_AND_INC_FLOOD_POINTS(20);
            ACTION_REQUIRES_PERMISSION(permission::b_client_request_talker, 1, client->getChannelId());

            if (cmd["client_talk_request"].as<bool>())
                cmd["client_talk_request"] = duration_cast<seconds>(system_clock::now().time_since_epoch()).count();
            else
                cmd["client_talk_request"] = 0;
            keys.emplace_back(property::CLIENT_TALK_REQUEST, "client_talk_request");
            continue;
        } else if (self && key == "client_badges") {
            std::string str = cmd[key];
            size_t index = 0;
            int badgesTags = 0;
            do {
                index = str.find("badges", index);
                if (index < str.length()) badgesTags++;
                index++;
            } while (index < str.length() && index != 0);
            if (badgesTags >= 2) {
                if (!permission::v2::permission_granted(1, this->calculate_permission(permission::b_client_allow_invalid_badges, client->getClientId())))
                    ((VoiceClient *) this)->disconnect(VREASON_SERVER_KICK, config::messages::kick_invalid_badges, this->server ? this->server->serverAdmin : dynamic_pointer_cast<ConnectedClient>(serverInstance->getInitialServerAdmin()), true);
                return command_result{error::parameter_invalid, "Invalid badges"};
            }
            //FIXME stuff here
        } else if(!self && key == "client_version") {
            if(client->getType() != ClientType::CLIENT_MUSIC) return command_result{error::client_invalid_type};
            if(client->properties()[property::CLIENT_OWNER] != this->getClientDatabaseId()) {
                ACTION_REQUIRES_PERMISSION(permission::i_client_music_modify_power, client->calculate_permission(permission::i_client_music_needed_modify_power, client->getChannelId()), client->getChannelId());
            }
        } else if(!self && key == "client_platform") {
            if(client->getType() != ClientType::CLIENT_MUSIC) return command_result{error::client_invalid_type};
            if(client->properties()[property::CLIENT_OWNER] != this->getClientDatabaseId()) {
                ACTION_REQUIRES_PERMISSION(permission::i_client_music_modify_power, client->calculate_permission(permission::i_client_music_needed_modify_power, client->getChannelId()), client->getChannelId());
            }
        } else if(!self && key == "client_country") {
            if(client->getType() != ClientType::CLIENT_MUSIC) return command_result{error::client_invalid_type};
            if(client->properties()[property::CLIENT_OWNER] != this->getClientDatabaseId()) {
                ACTION_REQUIRES_PERMISSION(permission::i_client_music_modify_power, client->calculate_permission(permission::i_client_music_needed_modify_power, client->getChannelId()), client->getChannelId());
            }
        } else if(!self && (*info == property::CLIENT_FLAG_NOTIFY_SONG_CHANGE/* || *info == property::CLIENT_NOTIFY_SONG_MESSAGE*/)) {
            if(client->getType() != ClientType::CLIENT_MUSIC) return command_result{error::client_invalid_type};
            if(client->properties()[property::CLIENT_OWNER] != this->getClientDatabaseId()) {
                ACTION_REQUIRES_PERMISSION(permission::i_client_music_modify_power, client->calculate_permission(permission::i_client_music_needed_modify_power, client->getChannelId()), client->getChannelId());
            }
        } else if(!self && key == "client_uptime_mode") {
            if(client->getType() != ClientType::CLIENT_MUSIC) return command_result{error::client_invalid_type};
            if(client->properties()[property::CLIENT_OWNER] != this->getClientDatabaseId()) {
                ACTION_REQUIRES_PERMISSION(permission::i_client_music_modify_power, client->calculate_permission(permission::i_client_music_needed_modify_power, client->getChannelId()), client->getChannelId());
            }

            if(cmd[key].as<MusicClient::UptimeMode::value>() == MusicClient::UptimeMode::TIME_SINCE_SERVER_START) {
                cmd["client_lastconnected"] = duration_cast<seconds>(this->server->startTimestamp.time_since_epoch()).count();
            } else {
                string value = client->properties()[property::CLIENT_CREATED];
                if(value.empty())
                    value = "0";
                cmd["client_lastconnected"] = value;
            }

            keys.emplace_back(property::CLIENT_LASTCONNECTED, "client_lastconnected");
        } else if(!self && *info == property::CLIENT_BOT_TYPE) {
            ACTION_REQUIRES_PERMISSION(permission::i_client_music_modify_power, client->calculate_permission(permission::i_client_music_needed_modify_power, client->getChannelId()), client->getChannelId());
            auto type = cmd["client_bot_type"].as<MusicClient::Type::value>();
            if(type == MusicClient::Type::TEMPORARY) {
                ACTION_REQUIRES_PERMISSION(permission::b_client_music_modify_temporary, 1, client->getChannelId());
            } else if(type == MusicClient::Type::SEMI_PERMANENT) {
                ACTION_REQUIRES_PERMISSION(permission::b_client_music_modify_semi_permanent, 1, client->getChannelId());
            } else if(type == MusicClient::Type::PERMANENT) {
                ACTION_REQUIRES_PERMISSION(permission::b_client_music_modify_permanent, 1, client->getChannelId());
            } else
                return command_result{error::parameter_invalid};
        } else if(*info == property::CLIENT_AWAY_MESSAGE) {
            if(!self) continue;

            if(cmd["client_away_message"].string().length() > 256)
                return command_result{error::parameter_invalid};
        } else if(!self) { /* dont edit random properties of other clients. For us self its allowed to edit the rest without permissions */
            continue;
        }

        keys.emplace_back((property::ClientProperties) info->property_index, key);
    }

    deque<property::ClientProperties> updates;
    for(const auto& key : keys) {
        if(key.first == property::CLIENT_IS_PRIORITY_SPEAKER) {
            client->clientPermissions->set_permission(permission::b_client_is_priority_speaker, {1, 0}, cmd["client_is_priority_speaker"].as<bool>() ? permission::v2::PermissionUpdateType::set_value : permission::v2::PermissionUpdateType::delete_value, permission::v2::PermissionUpdateType::do_nothing);
        }
        client->properties()[key.first] = cmd[0][key.second].value();
        updates.push_back(key.first);
    }
    if(update_talk_rights)
        client->updateTalkRights(client->properties()[property::CLIENT_TALK_POWER]);

    if(this->server)
        this->server->notifyClientPropertyUpdates(client, updates);
    nickname_lock.reset();
    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientUpdate(Command &cmd) {
    return this->handleCommandClientEdit(cmd, _this.lock());
}

command_result ConnectedClient::handleCommandClientMute(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_RESET_IDLE;

    ConnectedLockedClient client{this->server->find_client_by_id(cmd["clid"].as<ClientId>())};
    if (!client || client->getClientId() == this->getClientId()) return command_result{error::client_invalid_id};

    {
        unique_lock channel_lock(this->channel_lock);
        for(const auto& weak : this->mutedClients)
            if(weak.lock() == client) return command_result{error::ok};
        this->mutedClients.push_back(client.client);
    }

    if (config::voice::notifyMuted)
        client->notifyTextMessage(ChatMessageMode::TEXTMODE_PRIVATE, _this.lock(), client->getClientId(), 0, system_clock::now(), config::messages::mute_notify_message);

    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientUnmute(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_RESET_IDLE;

    ConnectedLockedClient client{this->server->find_client_by_id(cmd["clid"].as<ClientId>())};
    if (!client || client->getClientId() == this->getClientId()) return command_result{error::client_invalid_id};

    {
        unique_lock channel_lock(this->channel_lock);
        this->mutedClients.erase(std::remove_if(this->mutedClients.begin(), this->mutedClients.end(), [&](const weak_ptr<ConnectedClient>& weak) {
            auto c = weak.lock();
            return !c || c  == client;
        }), this->mutedClients.end());
    }

    if (config::voice::notifyMuted)
        client->notifyTextMessage(ChatMessageMode::TEXTMODE_PRIVATE, _this.lock(), client->getClientId(), 0, system_clock::now(), config::messages::unmute_notify_message);

    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientList(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_RESET_IDLE;

    bool allow_ip = false;
    if (cmd.hasParm("ip"))
        allow_ip = permission::v2::permission_granted(1, this->calculate_permission(permission::b_client_remoteaddress_view, 0));
    Command result("");

    int index = 0;
    this->server->forEachClient([&](shared_ptr<ConnectedClient> client) {
        if (client->getType() == ClientType::CLIENT_INTERNAL) return;

        result[index]["clid"] = client->getClientId();
        if (client->getChannel())
            result[index]["cid"] = client->getChannel()->channelId();
        else result[index]["cid"] = 0;
        result[index]["client_database_id"] = client->getClientDatabaseId();
        result[index]["client_nickname"] = client->getDisplayName();
        result[index]["client_type"] = client->getType();

        if (cmd.hasParm("uid"))
            result[index]["client_unique_identifier"] = client->getUid();
        if (cmd.hasParm("away")) {
            result[index]["client_away"] = client->properties()[property::CLIENT_AWAY].as<string>();
            result[index]["client_away_message"] = client->properties()[property::CLIENT_AWAY_MESSAGE].as<string>();
        }
        if (cmd.hasParm("groups")) {
            result[index]["client_channel_group_id"] = client->properties()[property::CLIENT_CHANNEL_GROUP_ID].as<string>();
            result[index]["client_servergroups"] = client->properties()[property::CLIENT_SERVERGROUPS].as<string>();
            result[index]["client_channel_group_inherited_channel_id"] = client->properties()[property::CLIENT_CHANNEL_GROUP_INHERITED_CHANNEL_ID].as<string>();
        }
        if (cmd.hasParm("times")) {
            result[index]["client_idle_time"] = duration_cast<milliseconds>(system_clock::now() - client->idleTimestamp).count();
            result[index]["client_total_online_time"] = client->properties()[property::CLIENT_TOTAL_ONLINE_TIME].as<int64_t>() + duration_cast<seconds>(system_clock::now() - client->lastOnlineTimestamp).count();
            result[index]["client_month_online_time"] = client->properties()[property::CLIENT_MONTH_ONLINE_TIME].as<int64_t>() + duration_cast<seconds>(system_clock::now() - client->lastOnlineTimestamp).count();
            result[index]["client_idle_time"] = duration_cast<milliseconds>(system_clock::now() - client->idleTimestamp).count();
            result[index]["client_created"] = client->properties()[property::CLIENT_CREATED].as<string>();
            result[index]["client_lastconnected"] = client->properties()[property::CLIENT_LASTCONNECTED].as<string>();
        }
        if (cmd.hasParm("info")) {
            result[index]["client_version"] = client->properties()[property::CLIENT_VERSION].as<string>();
            result[index]["client_platform"] = client->properties()[property::CLIENT_PLATFORM].as<string>();
        }

        if (cmd.hasParm("badges"))
            result[index]["client_badges"] = client->properties()[property::CLIENT_BADGES].as<string>();
        if (cmd.hasParm("country"))
            result[index]["client_country"] = client->properties()[property::CLIENT_COUNTRY].as<string>();
        if (cmd.hasParm("ip"))
            result[index]["connection_client_ip"] = allow_ip ? client->properties()[property::CONNECTION_CLIENT_IP].as<string>() : "hidden";
        if (cmd.hasParm("icon"))
            result[index]["client_icon_id"] = client->properties()[property::CLIENT_ICON_ID].as<string>();

        if (cmd.hasParm("voice")) {
            result[index]["client_talk_power"] = client->properties()[property::CLIENT_TALK_POWER].as<string>();
            result[index]["client_flag_talking"] = client->properties()[property::CLIENT_FLAG_TALKING].as<string>();
            result[index]["client_input_muted"] = client->properties()[property::CLIENT_INPUT_MUTED].as<string>();
            result[index]["client_output_muted"] = client->properties()[property::CLIENT_OUTPUT_MUTED].as<string>();
            result[index]["client_input_hardware"] = client->properties()[property::CLIENT_INPUT_HARDWARE].as<string>();
            result[index]["client_output_hardware"] = client->properties()[property::CLIENT_OUTPUT_HARDWARE].as<string>();
            result[index]["client_is_talker"] = client->properties()[property::CLIENT_IS_TALKER].as<string>();
            result[index]["client_is_priority_speaker"] = client->properties()[property::CLIENT_IS_PRIORITY_SPEAKER].as<string>();
            result[index]["client_is_recording"] = client->properties()[property::CLIENT_IS_RECORDING].as<string>();
            result[index]["client_is_channel_commander"] = client->properties()[property::CLIENT_IS_CHANNEL_COMMANDER].as<string>();

        }
        index++;
    });
    this->sendCommand(result);
    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientGetDBIDfromUID(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_RESET_IDLE;

    deque<string> unique_ids;
    for(int index = 0; index < cmd.bulkCount(); index++)
        unique_ids.push_back(cmd[index]["cluid"].as<string>());

    auto res = serverInstance->databaseHelper()->queryDatabaseInfoByUid(this->server, unique_ids);
    if (res.empty()) return command_result{error::database_empty_result};

    Command result(this->getExternalType() == CLIENT_TEAMSPEAK ? "notifyclientdbidfromuid" : "");
    int result_index = 0;
    for(auto& info : res) {
        result[result_index]["cluid"] = info->uniqueId;
        result[result_index]["cldbid"] = info->cldbid;
        result_index++;
    }
    this->sendCommand(result);
    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientGetNameFromDBID(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_RESET_IDLE;

    deque<ClientDbId> dbids;
    for(int index = 0; index < cmd.bulkCount(); index++)
        dbids.push_back(cmd[index]["cldbid"].as<ClientDbId>());

    auto res = serverInstance->databaseHelper()->queryDatabaseInfo(this->server, dbids);
    if (res.empty()) return command_result{error::database_empty_result};

    Command result(this->getExternalType() == CLIENT_TEAMSPEAK ? "notifyclientgetnamefromdbid" : "");
    int result_index = 0;
    for(auto& info : res) {
        result[result_index]["cluid"] = info->uniqueId;
        result[result_index]["cldbid"] = info->cldbid;
        result[result_index]["name"] = info->lastName;
        result[result_index]["clname"] = info->lastName;
        result_index++;
    }
    this->sendCommand(result);
    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientGetNameFromUid(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_RESET_IDLE;

    deque<string> unique_ids;
    for(int index = 0; index < cmd.bulkCount(); index++)
        unique_ids.push_back(cmd[index]["cluid"].as<string>());

    auto res = serverInstance->databaseHelper()->queryDatabaseInfoByUid(this->server, unique_ids);
    if (res.empty()) return command_result{error::database_empty_result};

    Command result(this->getExternalType() == CLIENT_TEAMSPEAK ? "notifyclientnamefromuid" : "");
    int result_index = 0;
    for(auto& info : res) {
        result[result_index]["cluid"] = info->uniqueId;
        result[result_index]["cldbid"] = info->cldbid;
        result[result_index]["name"] = info->lastName;
        result[result_index]["clname"] = info->lastName;
        result_index++;
    }
    this->sendCommand(result);
    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientGetUidFromClid(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_RESET_IDLE;

    bool error = false;
    bool found = false;
    auto client_list = this->server->getClients();

    Command notify(this->getExternalType() == CLIENT_TEAMSPEAK ? "notifyclientgetuidfromclid" : "");
    int result_index = 0;

    for(int index = 0; index < cmd.bulkCount(); index++) {
        auto client_id = cmd[index]["clid"].as<ClientId>();
        for(const auto& entry : client_list) {
            if(entry->getClientId() == client_id) {
                notify[result_index]["clname"] = entry->getDisplayName();
                notify[result_index]["clid"] = entry->getClientId();
                notify[result_index]["cluid"] = entry->getUid();
                notify[result_index]["cldbid"] = entry->getClientDatabaseId();
                result_index++;
                found = true;
            }
        }
        if(found) found = false;
        else error = false;
    }

    if(result_index > 0)
        this->sendCommand(notify);
    if(error)
        return command_result{error::database_empty_result};
    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientAddPerm(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_RESET_IDLE;
    CMD_CHK_AND_INC_FLOOD_POINTS(5);

    auto cldbid = cmd["cldbid"].as<ClientDbId>();
    if(!serverInstance->databaseHelper()->validClientDatabaseId(this->server, cldbid))
        return command_result{error::client_invalid_id};
    auto mgr = serverInstance->databaseHelper()->loadClientPermissionManager(this->server, cldbid);

    ACTION_REQUIRES_GLOBAL_PERMISSION(permission::i_client_permission_modify_power, this->server->calculate_permission(permission::i_client_needed_permission_modify_power, cldbid, ClientType::CLIENT_TEAMSPEAK, 0));
    auto max_value = this->calculate_permission(permission::i_permission_modify_power, 0, true);
    if(!max_value.has_value) return command_result{permission::i_permission_modify_power};

    auto ignore_granted_values = permission::v2::permission_granted(1, this->calculate_permission(permission::b_permission_modify_power_ignore, 0));
    bool conOnError = cmd[0].has("continueonerror");
    auto update_channels = false;
    for (int index = 0; index < cmd.bulkCount(); index++) {
        PARSE_PERMISSION(cmd);

        auto val = cmd[index]["permvalue"].as<permission::PermissionValue>();
        if(permission_require_granted_value(permType) && !permission::v2::permission_granted(val, max_value)) {
            if(conOnError) continue;
            return command_result{permission::i_permission_modify_power};
        }

        if(!ignore_granted_values && !permission::v2::permission_granted(val, this->calculate_permission(permType, 0, true))) {
            if(conOnError) continue;
            return command_result{permission::i_permission_modify_power};
        }

        if (grant) {
            mgr->set_permission(permType, {0, cmd[index]["permvalue"]}, permission::v2::do_nothing, permission::v2::set_value);
        } else {
            mgr->set_permission(permType, {cmd[index]["permvalue"], 0}, permission::v2::set_value, permission::v2::do_nothing,  cmd[index]["permskip"] ? 1 : 0, cmd[index]["permnegated"] ? 1 : 0);
            update_channels |= permission_is_client_property(permType);
        }
    }
    serverInstance->databaseHelper()->saveClientPermissions(this->server, cldbid, mgr);
    auto onlineClients = this->server->findClientsByCldbId(cldbid);
    if (!onlineClients.empty())
        for (const auto &elm : onlineClients) {
            if(elm->update_cached_permissions()) /* update cached calculated permissions */
                elm->sendNeededPermissions(false); /* cached permissions had changed, notify the client */
            if(update_channels)
                elm->updateChannelClientProperties(true, true);
            elm->join_state_id++; /* join permission may changed, all channels need to be recalculate dif needed */
        }

    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientDelPerm(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_RESET_IDLE;
    CMD_CHK_AND_INC_FLOOD_POINTS(5);

    auto cldbid = cmd["cldbid"].as<ClientDbId>();
    if(!serverInstance->databaseHelper()->validClientDatabaseId(this->server, cldbid))
        return command_result{error::client_invalid_id};
    auto mgr = serverInstance->databaseHelper()->loadClientPermissionManager(this->server, cldbid);
    ACTION_REQUIRES_GLOBAL_PERMISSION(permission::i_client_permission_modify_power, this->server->calculate_permission(permission::i_client_needed_permission_modify_power, cldbid, ClientType::CLIENT_TEAMSPEAK, 0));

    auto ignore_granted_values = permission::v2::permission_granted(1, this->calculate_permission(permission::b_permission_modify_power_ignore, 0));
    bool conOnError = cmd[0].has("continueonerror");
    auto onlineClients = this->server->findClientsByCldbId(cmd["cldbid"]);
    auto update_channel = false;
    for (int index = 0; index < cmd.bulkCount(); index++) {
        PARSE_PERMISSION(cmd)

        if(!ignore_granted_values && !permission::v2::permission_granted(0, this->calculate_permission(permType, 0, true))) {
            if(conOnError) continue;
            return command_result{permission::i_permission_modify_power};
        }


        if (grant) {
            mgr->set_permission(permType, permission::v2::empty_permission_values, permission::v2::do_nothing, permission::v2::delete_value);
        } else {
            mgr->set_permission(permType, permission::v2::empty_permission_values, permission::v2::delete_value, permission::v2::do_nothing);
            update_channel |= permission_is_client_property(permType);
        }
    }

    serverInstance->databaseHelper()->saveClientPermissions(this->server, cldbid, mgr);
    if (!onlineClients.empty())
        for (const auto &elm : onlineClients) {
            if(elm->update_cached_permissions()) /* update cached calculated permissions */
                elm->sendNeededPermissions(false); /* cached permissions had changed, notify the client */
            if(update_channel)
                elm->updateChannelClientProperties(true, true);
            elm->join_state_id++; /* join permission may changed, all channels need to be recalculate dif needed */
        }
    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientPermList(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_RESET_IDLE;
    CMD_CHK_AND_INC_FLOOD_POINTS(5);
    ACTION_REQUIRES_GLOBAL_PERMISSION(permission::b_virtualserver_client_permission_list, 1);

    if(!serverInstance->databaseHelper()->validClientDatabaseId(this->server, cmd["cldbid"])) return command_result{error::client_invalid_id};
    auto mgr = serverInstance->databaseHelper()->loadClientPermissionManager(this->server, cmd["cldbid"]);
    if (!this->notifyClientPermList(cmd["cldbid"], mgr, cmd.hasParm("permsid"))) return command_result{error::database_empty_result};
    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientDbInfo(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_RESET_IDLE;
    CMD_CHK_AND_INC_FLOOD_POINTS(5);
    ACTION_REQUIRES_GLOBAL_PERMISSION(permission::b_virtualserver_client_dbinfo, 1);

    deque<ClientDbId> cldbids;
    for(int index = 0; index < cmd.bulkCount(); index++)
        cldbids.push_back(cmd[index]["cldbid"]);

    auto basic = serverInstance->databaseHelper()->queryDatabaseInfo(this->server, cldbids);
    if (basic.empty()) return command_result{error::database_empty_result};

    auto allow_ip = permission::v2::permission_granted(1, this->calculate_permission(permission::b_client_remoteaddress_view, 0));
    Command res(this->getExternalType() == ClientType::CLIENT_TEAMSPEAK ? "notifyclientdbinfo" : "");

    size_t index = 0;
    for(const auto& info : basic) {
        res[index]["client_base64HashClientUID"] = hex::hex(base64::validate(info->uniqueId) ? base64::decode(info->uniqueId) : info->uniqueId, 'a', 'q');
        res[index]["client_unique_identifier"] = info->uniqueId;
        res[index]["client_nickname"] = info->lastName;
        res[index]["client_database_id"] = info->cldbid;
        res[index]["client_created"] = chrono::duration_cast<chrono::seconds>(info->created.time_since_epoch()).count();
        res[index]["client_lastconnected"] = chrono::duration_cast<chrono::seconds>(info->lastjoin.time_since_epoch()).count();
        res[index]["client_totalconnections"] = info->connections;
        res[index]["client_database_id"] = info->cldbid;

        auto props = serverInstance->databaseHelper()->loadClientProperties(this->server, info->cldbid, ClientType::CLIENT_TEAMSPEAK);
        if (allow_ip)
            res[index]["client_lastip"] = (*props)[property::CONNECTION_CLIENT_IP].as<string>();
        else
            res[index]["client_lastip"] = "hidden";

        res[index]["client_icon_id"] = (*props)[property::CLIENT_ICON_ID].as<string>();
        res[index]["client_badges"] = (*props)[property::CLIENT_BADGES].as<string>();
        res[index]["client_version"] = (*props)[property::CLIENT_VERSION].as<string>();
        res[index]["client_platform"] = (*props)[property::CLIENT_PLATFORM].as<string>();
        res[index]["client_hwid"] = (*props)[property::CLIENT_HARDWARE_ID].as<string>();
        res[index]["client_total_bytes_downloaded"] = (*props)[property::CLIENT_TOTAL_BYTES_DOWNLOADED].as<string>();
        res[index]["client_total_bytes_uploaded"] = (*props)[property::CLIENT_TOTAL_BYTES_UPLOADED].as<string>();
        res[index]["client_month_bytes_downloaded"] = (*props)[property::CLIENT_MONTH_BYTES_DOWNLOADED].as<string>();
        res[index]["client_month_bytes_uploaded"] = (*props)[property::CLIENT_MONTH_BYTES_DOWNLOADED].as<string>();
        res[index]["client_description"] = (*props)[property::CLIENT_DESCRIPTION].as<string>();
        res[index]["client_flag_avatar"] = (*props)[property::CLIENT_FLAG_AVATAR].as<string>();

        res[index]["client_month_online_time"] = (*props)[property::CLIENT_MONTH_ONLINE_TIME].as<string>();
        res[index]["client_total_online_time"] = (*props)[property::CLIENT_TOTAL_ONLINE_TIME].as<string>();
        index++;
    }

    this->sendCommand(res);

    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientDBDelete(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_RESET_IDLE;
    CMD_CHK_AND_INC_FLOOD_POINTS(5);
    ACTION_REQUIRES_GLOBAL_PERMISSION(permission::b_client_delete_dbproperties, 1);

    ClientDbId id = cmd["cldbid"];
    if (!serverInstance->databaseHelper()->validClientDatabaseId(this->server, id)) return command_result{error::database_empty_result};
    serverInstance->databaseHelper()->deleteClient(this->server, id);

    return command_result{error::ok};
}

struct DBFindArgs {
    int index = 0;
    bool full = false;
    bool ip = false;
    Command cmd{""};
};

command_result ConnectedClient::handleCommandClientDBFind(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_RESET_IDLE;
    CMD_CHK_AND_INC_FLOOD_POINTS(5);
    ACTION_REQUIRES_GLOBAL_PERMISSION(permission::b_virtualserver_client_dbsearch, 1);

    bool uid = cmd.hasParm("uid");
    string pattern = cmd["pattern"];

    DBFindArgs args{};
    args.cmd = Command(this->getType() == CLIENT_QUERY ? "" : "notifyclientdbfind");
    args.full = cmd.hasParm("details");
    args.ip = permission::v2::permission_granted(1, this->calculate_permission(permission::b_client_remoteaddress_view, 0));
    auto res = sql::command(this->sql, string() + "SELECT * FROM `clients` WHERE `serverId` = :sid AND `" + (uid ? "clientUid" : "lastName") + "` LIKE '" + pattern + "' LIMIT 50", variable{":sid", this->server->getServerId()}).query(
            [&](DBFindArgs *ptr, int len, char **values, char **names) {
                for (int index = 0; index < len; index++)
                    if (strcmp(names[index], "cldbid") == 0)
                        ptr->cmd[ptr->index]["cldbid"] = values[index];
                    else if (strcmp(names[index], "clientUid") == 0 && ptr->full)
                        ptr->cmd[ptr->index]["client_unique_identifier"] = values[index];
                    else if (strcmp(names[index], "lastConnect") == 0 && ptr->full)
                        ptr->cmd[ptr->index]["client_lastconnected"] = values[index];
                    else if (strcmp(names[index], "connections") == 0 && ptr->full)
                        ptr->cmd[ptr->index]["client_totalconnections"] = values[index];
                    else if (strcmp(names[index], "lastName") == 0 && ptr->full)
                        ptr->cmd[ptr->index]["client_nickname"] = values[index];
                if (ptr->full) {
                    auto props = serverInstance->databaseHelper()->loadClientProperties(this->server, ptr->cmd[ptr->index]["cldbid"], ClientType::CLIENT_TEAMSPEAK);
                    if (props) {
                        if (ptr->ip) {
                            ptr->cmd[ptr->index]["client_lastip"] = (*props)[property::CONNECTION_CLIENT_IP].as<string>();
                        } else {
                            ptr->cmd[ptr->index]["client_lastip"] = "hidden";
                        }
                        ptr->cmd[ptr->index]["client_badges"] = (*props)[property::CLIENT_BADGES].as<string>();
                        ptr->cmd[ptr->index]["client_version"] = (*props)[property::CLIENT_VERSION].as<string>();
                        ptr->cmd[ptr->index]["client_platform"] = (*props)[property::CLIENT_PLATFORM].as<string>();
                        ptr->cmd[ptr->index]["client_hwid"] = (*props)[property::CLIENT_HARDWARE_ID].as<string>();
                    }
                }
                ptr->index++;
                return 0;
            }, &args);
    auto pf = LOG_SQL_CMD;
    pf(res);
    if (args.index == 0) return command_result{error::database_empty_result};

    this->sendCommand(args.cmd);

    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientInfo(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_RESET_IDLE;

    Command res(this->getExternalType() == ClientType::CLIENT_TEAMSPEAK ? "notifyclientinfo" : "");
    bool trigger_error = false;
    bool view_remote = permission::v2::permission_granted(1, this->calculate_permission(permission::b_client_remoteaddress_view, 0));

    int result_index = 0;
    for(int index = 0; index < cmd.bulkCount(); index++) {
        auto client_id = cmd[index]["clid"].as<ClientId>();
        if(client_id == 0) continue;

        ConnectedLockedClient client{this->server->find_client_by_id(client_id)};
        if(!client) {
            trigger_error = true;
            continue;
        }

        for (const auto &key : client->properties()->list_properties(property::FLAG_CLIENT_VIEW | property::FLAG_CLIENT_VARIABLE | property::FLAG_CLIENT_INFO, this->getType() == CLIENT_TEAMSPEAK ? property::FLAG_NEW : (uint16_t) 0))
            res[result_index][key.type().name] = key.value();
        if(view_remote)
            res[result_index]["connection_client_ip"] = client->properties()[property::CONNECTION_CLIENT_IP].as<string>();
        else
            res[result_index]["connection_client_ip"] = "hidden";
        res[result_index]["client_idle_time"] = duration_cast<milliseconds>(system_clock::now() - client->idleTimestamp).count();
        res[result_index]["connection_connected_time"] = duration_cast<milliseconds>(system_clock::now() - client->connectTimestamp).count();
        {
            auto channel = client->currentChannel;
            if(channel)
                res[result_index]["cid"] = channel->channelId();
            else
                res[result_index]["cid"] = 0;
        }

        result_index++;
    }


    if(result_index > 0) {
        this->sendCommand(res);
    }

    if(trigger_error || result_index == 0)
        return command_result{error::client_invalid_id};
    else
        return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientFind(Command &cmd) {
    CMD_REQ_SERVER;
    CMD_CHK_AND_INC_FLOOD_POINTS(5);

    string pattern = cmd["pattern"];
    std::transform(pattern.begin(), pattern.end(), pattern.begin(), ::tolower);

    Command res("");
    int index = 0;
    for (const auto &cl : this->server->getClients()) {
        string name = cl->getDisplayName();
        std::transform(name.begin(), name.end(), name.begin(), ::tolower);
        if (name.find(pattern) != std::string::npos) {
            res[index]["clid"] = cl->getClientId();
            res[index]["client_nickname"] = cl->getDisplayName();
            index++;
        }
    }
    if (index == 0) return command_result{error::database_empty_result};
    this->sendCommand(res);

    return command_result{error::ok};
}

command_result ConnectedClient::handleCommandClientSetServerQueryLogin(Command &cmd) {
    ACTION_REQUIRES_GLOBAL_PERMISSION(permission::b_client_create_modify_serverquery_login, 1);

    if(!cmd[0].has("client_login_password")) cmd["client_login_password"] = "";

    std::string password = cmd["client_login_password"];
    if(password.empty())
        password = rnd_string(QUERY_PASSWORD_LENGTH);

    auto old = serverInstance->getQueryServer()->find_query_account_by_name(cmd["client_login_name"]);
    if (old) {
        if(old->unique_id == this->getUid()) {
            serverInstance->getQueryServer()->change_query_password(old, password);
        } else {
            return command_result{error::client_not_logged_in};
        }
    } else {
        serverInstance->getQueryServer()->create_query_account(cmd["client_login_name"], this->getServerId(), this->getUid(), password);
    }

    Command res(this->notify_response_command("notifyclientserverqueryloginpassword"));
    res["client_login_password"] = password;
    this->sendCommand(res);

    return command_result{error::ok};
}