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#include "tmw.hpp"
// tmw.cpp - Some random functions added by TMW.
//
// Copyright © 2004-2011 The Mana World Development Team
// Copyright © 2011-2014 Ben Longbons <b.r.longbons@gmail.com>
//
// This file is part of The Mana World (Athena server)
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "../compat/nullpo.hpp"
#include "../strings/astring.hpp"
#include "../strings/zstring.hpp"
#include "../strings/xstring.hpp"
#include "../strings/literal.hpp"
#include "../io/cxxstdio.hpp"
#include "../mmo/human_time_diff.hpp"
#include "../mmo/utils.hpp"
#include "atcommand.hpp"
#include "battle.hpp"
#include "chrif.hpp"
#include "clif.hpp"
#include "intif.hpp"
#include "map.hpp"
#include "pc.hpp"
#include "../poison.hpp"
namespace tmwa
{
static
void tmw_AutoBan(dumb_ptr<map_session_data> sd, ZString reason, int length);
static
bool tmw_CheckChatLameness(dumb_ptr<map_session_data> sd, XString message);
int tmw_CheckChatSpam(dumb_ptr<map_session_data> sd, XString message)
{
nullpo_retr(1, sd);
TimeT now = TimeT::now();
if (pc_isGM(sd))
return 0;
if (now > sd->chat_reset_due)
{
sd->chat_reset_due = static_cast<time_t>(now) + battle_config.chat_spam_threshold;
sd->chat_lines_in = 0;
}
if (now > sd->chat_repeat_reset_due)
{
sd->chat_repeat_reset_due =
static_cast<time_t>(now) + (battle_config.chat_spam_threshold * 60);
sd->chat_total_repeats = 0;
}
sd->chat_lines_in++;
// Penalty for repeats.
if (sd->chat_lastmsg.startswith(message) || message.startswith(sd->chat_lastmsg))
{
sd->chat_lines_in += battle_config.chat_lame_penalty;
sd->chat_total_repeats++;
}
else
{
sd->chat_total_repeats = 0;
}
// Penalty for lame, it can stack on top of the repeat penalty.
if (tmw_CheckChatLameness(sd, message))
sd->chat_lines_in += battle_config.chat_lame_penalty;
sd->chat_lastmsg = message;
if (sd->chat_lines_in >= battle_config.chat_spam_flood
|| sd->chat_total_repeats >= battle_config.chat_spam_flood)
{
sd->chat_lines_in = sd->chat_total_repeats = 0;
tmw_AutoBan(sd, "chat"_s, battle_config.chat_spam_ban);
return 1;
}
if (battle_config.chat_spam_ban &&
(sd->chat_lines_in >= battle_config.chat_spam_warn
|| sd->chat_total_repeats >= battle_config.chat_spam_warn))
{
clif_displaymessage(sd->sess, "WARNING: You are about to be automatically banned for spam!"_s);
clif_displaymessage(sd->sess, "WARNING: Please slow down, do not repeat, and do not SHOUT!"_s);
}
return 0;
}
void tmw_AutoBan(dumb_ptr<map_session_data> sd, ZString reason, int length)
{
if (length == 0 || sd->auto_ban_info.in_progress)
return;
sd->auto_ban_info.in_progress = 1;
AString hack_msg = STRPRINTF("[GM] %s has been autobanned for %s spam"_fmt,
sd->status_key.name,
reason);
tmw_GmHackMsg(hack_msg);
AString fake_command = STRPRINTF("@autoban %s %dh (%s spam)"_fmt,
sd->status_key.name, length, reason);
log_atcommand(sd, fake_command);
AString anotherbuf = STRPRINTF("You have been banned for %s spamming. Please do not spam."_fmt,
reason);
clif_displaymessage(sd->sess, anotherbuf);
/* type: 2 - ban(year, month, day, hour, minute, second) */
HumanTimeDiff ban_len {};
ban_len.hour = length;
chrif_char_ask_name(AccountId(), sd->status_key.name, 2, ban_len);
clif_setwaitclose(sd->sess);
}
// Returns true if more than 50% of input message is caps or punctuation
bool tmw_CheckChatLameness(dumb_ptr<map_session_data>, XString message)
{
int lame = 0;
for (char c : message)
{
if (c <= ' ')
continue;
if (c > '~')
continue;
if ('0' <= c && c <= '9')
continue;
if ('a' <= c && c <= 'z')
continue;
lame++;
}
return message.size() > 7 && lame > message.size() / 2;
}
// Sends a whisper to all GMs
void tmw_GmHackMsg(ZString line)
{
intif_wis_message_to_gm(wisp_server_name,
GmLevel::from(static_cast<uint32_t>(battle_config.hack_info_GM_level)),
line);
}
} // namespace tmwa
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