diff options
Diffstat (limited to 'src/player.cpp')
| -rw-r--r-- | src/player.cpp | 56 |
1 files changed, 55 insertions, 1 deletions
diff --git a/src/player.cpp b/src/player.cpp index 5949712a5..fd72d63b6 100644 --- a/src/player.cpp +++ b/src/player.cpp @@ -227,10 +227,25 @@ void Player::clearHud() } } +// static config cache for remoteplayer +bool RemotePlayer::m_setting_cache_loaded = false; +float RemotePlayer::m_setting_chat_message_limit_per_10sec = 0.0f; +u16 RemotePlayer::m_setting_chat_message_limit_trigger_kick = 0; + RemotePlayer::RemotePlayer(IGameDef *gamedef, const char *name): Player(gamedef, name), - m_sao(NULL) + m_sao(NULL), + m_last_chat_message_sent(time(NULL)), + m_chat_message_allowance(5.0f), + m_message_rate_overhead(0) { + if (!RemotePlayer::m_setting_cache_loaded) { + RemotePlayer::m_setting_chat_message_limit_per_10sec = + g_settings->getFloat("chat_message_limit_per_10sec"); + RemotePlayer::m_setting_chat_message_limit_trigger_kick = + g_settings->getU16("chat_message_limit_trigger_kick"); + RemotePlayer::m_setting_cache_loaded = true; + } movement_acceleration_default = g_settings->getFloat("movement_acceleration_default") * BS; movement_acceleration_air = g_settings->getFloat("movement_acceleration_air") * BS; movement_acceleration_fast = g_settings->getFloat("movement_acceleration_fast") * BS; @@ -304,3 +319,42 @@ void RemotePlayer::setPosition(const v3f &position) m_sao->setBasePosition(position); } +const RemotePlayerChatResult RemotePlayer::canSendChatMessage() +{ + // Rate limit messages + u32 now = time(NULL); + float time_passed = now - m_last_chat_message_sent; + m_last_chat_message_sent = now; + + // If this feature is disabled + if (m_setting_chat_message_limit_per_10sec <= 0.0) { + return RPLAYER_CHATRESULT_OK; + } + + m_chat_message_allowance += time_passed * (m_setting_chat_message_limit_per_10sec / 8.0f); + if (m_chat_message_allowance > m_setting_chat_message_limit_per_10sec) { + m_chat_message_allowance = m_setting_chat_message_limit_per_10sec; + } + + if (m_chat_message_allowance < 1.0f) { + infostream << "Player " << m_name + << " chat limited due to excessive message amount." << std::endl; + + // Kick player if flooding is too intensive + m_message_rate_overhead++; + if (m_message_rate_overhead > RemotePlayer::m_setting_chat_message_limit_trigger_kick) { + return RPLAYER_CHATRESULT_KICK; + } + + return RPLAYER_CHATRESULT_FLOODING; + } + + // Reinit message overhead + if (m_message_rate_overhead > 0) { + m_message_rate_overhead = 0; + } + + m_chat_message_allowance -= 1.0f; + return RPLAYER_CHATRESULT_OK; +} + |