自学教程：C++ stripLineInvisibleChars函数代码示例

bool WorldSession::processChatmessageFurtherAfterSecurityChecks (std::string& msg, uint32 lang){    if (lang != LANG_ADDON)    {        // strip invisible characters for non-addon messages        if (sWorld->getBoolConfig(CONFIG_CHAT_FAKE_MESSAGE_PREVENTING))            stripLineInvisibleChars(msg);        if (sWorld->getIntConfig(CONFIG_CHAT_STRICT_LINK_CHECKING_SEVERITY) && GetSecurity() < SEC_MODERATOR && !ChatHandler(this).isValidChatMessage(msg.c_str()))        {            sLog->outError("Player %s (GUID: %u) sent a chatmessage with an invalid link: %s", GetPlayer()->GetName(), GetPlayer()->GetGUIDLow(), msg.c_str());            if (sWorld->getIntConfig(CONFIG_CHAT_STRICT_LINK_CHECKING_KICK))                KickPlayer();            return false;        }    }    return true;}

//.........这里部分代码省略.........        case CHAT_MSG_RAID_LEADER:        case CHAT_MSG_RAID_WARNING:        case CHAT_MSG_BATTLEGROUND:        case CHAT_MSG_BATTLEGROUND_LEADER:            recvData >> msg;            break;        case CHAT_MSG_WHISPER:            recvData >> to;            recvData >> msg;            break;        case CHAT_MSG_CHANNEL:            recvData >> channel;            recvData >> msg;            break;        case CHAT_MSG_AFK:        case CHAT_MSG_DND:            recvData >> msg;            ignoreChecks = true;            break;    }    if (!ignoreChecks)    {        if (msg.empty())            return;        if (ChatHandler(this).ParseCommands(msg.c_str()))            return;        if (lang != LANG_ADDON)        {            // Strip invisible characters for non-addon messages            if (sWorld->getBoolConfig(CONFIG_CHAT_FAKE_MESSAGE_PREVENTING))                stripLineInvisibleChars(msg);            if (sWorld->getIntConfig(CONFIG_CHAT_STRICT_LINK_CHECKING_SEVERITY) && !ChatHandler(this).isValidChatMessage(msg.c_str()))            {                TC_LOG_ERROR("network", "Player %s (GUID: %u) sent a chatmessage with an invalid link: %s", GetPlayer()->GetName().c_str(),                    GetPlayer()->GetGUIDLow(), msg.c_str());                if (sWorld->getIntConfig(CONFIG_CHAT_STRICT_LINK_CHECKING_KICK))                    KickPlayer();                return;            }        }    }    switch (type)    {        case CHAT_MSG_SAY:        case CHAT_MSG_EMOTE:        case CHAT_MSG_YELL:        {            // Prevent cheating            if (!sender->IsAlive())                return;            if (sender->getLevel() < sWorld->getIntConfig(CONFIG_CHAT_SAY_LEVEL_REQ))            {                SendNotification(GetTrinityString(LANG_SAY_REQ), sWorld->getIntConfig(CONFIG_CHAT_SAY_LEVEL_REQ));                return;            }			if (!GetPlayer()->IsGameMaster())                if (GetPlayer()->SendBattleGroundChat(type, msg))

//.........这里部分代码省略.........    switch (type)    {    case CHAT_MSG_SAY:    case CHAT_MSG_EMOTE:    case CHAT_MSG_YELL:    case CHAT_MSG_PARTY:    case CHAT_MSG_PARTY_LEADER:    case CHAT_MSG_GUILD:    case CHAT_MSG_OFFICER:    case CHAT_MSG_RAID:    case CHAT_MSG_RAID_LEADER:    case CHAT_MSG_RAID_WARNING:    case CHAT_MSG_BATTLEGROUND:    case CHAT_MSG_BATTLEGROUND_LEADER:        recvData >> msg;        break;    case CHAT_MSG_WHISPER:        recvData >> to;        recvData >> msg;        break;    case CHAT_MSG_CHANNEL:        recvData >> channel;        recvData >> msg;        break;    case CHAT_MSG_AFK:    case CHAT_MSG_DND:        recvData >> msg;        ignoreChecks = true;        break;    }    // Strip invisible characters for non-addon messages    if (lang != LANG_ADDON && sWorld->getBoolConfig(CONFIG_CHAT_FAKE_MESSAGE_PREVENTING))        stripLineInvisibleChars(msg);    // pussywizard:    if (lang != LANG_ADDON && msg.find("|0") != std::string::npos)        return;    if (!ignoreChecks)    {        if (msg.empty())            return;        if (ChatHandler(this).ParseCommands(msg.c_str()))            return;        if (!_player->CanSpeak())        {            std::string timeStr = secsToTimeString(m_muteTime - time(NULL));            SendNotification(GetTrinityString(LANG_WAIT_BEFORE_SPEAKING), timeStr.c_str());            return;        }        if (lang != LANG_ADDON)        {            if (sWorld->getIntConfig(CONFIG_CHAT_STRICT_LINK_CHECKING_SEVERITY) && !ChatHandler(this).isValidChatMessage(msg.c_str()))            {                //sLog->outError("Player %s (GUID: %u) sent a chatmessage with an invalid link: %s", GetPlayer()->GetName().c_str(),                //    GetPlayer()->GetGUIDLow(), msg.c_str());                if (sWorld->getIntConfig(CONFIG_CHAT_STRICT_LINK_CHECKING_KICK))                    KickPlayer();                return;            }

void WorldSession::HandleChatMessage(ChatMsg type, uint32 lang, std::string msg, std::string target /*= ""*/){    Player* sender = GetPlayer();    if (lang == LANG_UNIVERSAL && type != CHAT_MSG_EMOTE)    {        TC_LOG_ERROR("network", "CMSG_MESSAGECHAT: Possible hacking-attempt: %s tried to send a message in universal language", GetPlayerInfo().c_str());        SendNotification(LANG_UNKNOWN_LANGUAGE);        return;    }    // prevent talking at unknown language (cheating)    LanguageDesc const* langDesc = GetLanguageDescByID(lang);    if (!langDesc)    {        SendNotification(LANG_UNKNOWN_LANGUAGE);        return;    }    if (langDesc->skill_id != 0 && !sender->HasSkill(langDesc->skill_id))    {        // also check SPELL_AURA_COMPREHEND_LANGUAGE (client offers option to speak in that language)        Unit::AuraEffectList const& langAuras = sender->GetAuraEffectsByType(SPELL_AURA_COMPREHEND_LANGUAGE);        bool foundAura = false;        for (Unit::AuraEffectList::const_iterator i = langAuras.begin(); i != langAuras.end(); ++i)        {            if ((*i)->GetMiscValue() == int32(lang))            {                foundAura = true;                break;            }        }        if (!foundAura)        {            SendNotification(LANG_NOT_LEARNED_LANGUAGE);            return;        }    }    // send in universal language if player in .gm on mode (ignore spell effects)    if (sender->IsGameMaster())        lang = LANG_UNIVERSAL;    else    {        // send in universal language in two side iteration allowed mode        if (HasPermission(rbac::RBAC_PERM_TWO_SIDE_INTERACTION_CHAT))            lang = LANG_UNIVERSAL;        else        {            switch (type)            {                case CHAT_MSG_PARTY:                case CHAT_MSG_RAID:                case CHAT_MSG_RAID_WARNING:                    // allow two side chat at group channel if two side group allowed                    if (sWorld->getBoolConfig(CONFIG_ALLOW_TWO_SIDE_INTERACTION_GROUP))                        lang = LANG_UNIVERSAL;                    break;                case CHAT_MSG_GUILD:                case CHAT_MSG_OFFICER:                    // allow two side chat at guild channel if two side guild allowed                    if (sWorld->getBoolConfig(CONFIG_ALLOW_TWO_SIDE_INTERACTION_GUILD))                        lang = LANG_UNIVERSAL;                    break;                default:                    break;            }        }        // but overwrite it by SPELL_AURA_MOD_LANGUAGE auras (only single case used)        Unit::AuraEffectList const& ModLangAuras = sender->GetAuraEffectsByType(SPELL_AURA_MOD_LANGUAGE);        if (!ModLangAuras.empty())            lang = ModLangAuras.front()->GetMiscValue();    }    if (!sender->CanSpeak())    {        std::string timeStr = secsToTimeString(m_muteTime - time(NULL));        SendNotification(GetTrinityString(LANG_WAIT_BEFORE_SPEAKING), timeStr.c_str());        return;    }    if (sender->HasAura(GM_SILENCE_AURA) && type != CHAT_MSG_WHISPER)    {        SendNotification(GetTrinityString(LANG_GM_SILENCE), sender->GetName().c_str());        return;    }    if (msg.empty())        return;    if (ChatHandler(this).ParseCommands(msg.c_str()))        return;    // Strip invisible characters for non-addon messages    if (sWorld->getBoolConfig(CONFIG_CHAT_FAKE_MESSAGE_PREVENTING))        stripLineInvisibleChars(msg);    if (sWorld->getIntConfig(CONFIG_CHAT_STRICT_LINK_CHECKING_SEVERITY) && !ChatHandler(this).isValidChatMessage(msg.c_str()))    {//.........这里部分代码省略.........