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#include "tmw.hpp"
#include <cctype>
#include <cstdarg> // exception to "no va_list" rule
#include <cstring>
#include "../common/nullpo.hpp"
#include "../common/socket.hpp"
#include "../common/timer.hpp"
#include "../common/version.hpp"
#include "atcommand.hpp"
#include "battle.hpp"
#include "chat.hpp"
#include "chrif.hpp"
#include "clif.hpp"
#include "intif.hpp"
#include "itemdb.hpp"
#include "magic.hpp"
#include "map.hpp"
#include "mob.hpp"
#include "npc.hpp"
#include "party.hpp"
#include "pc.hpp"
#include "script.hpp"
#include "skill.hpp"
#include "storage.hpp"
#include "trade.hpp"
int tmw_CheckChatSpam(struct map_session_data *sd, const char *message)
{
nullpo_retr(1, sd);
time_t now = time(NULL);
if (pc_isGM(sd))
return 0;
if (now > sd->chat_reset_due)
{
sd->chat_reset_due = now + battle_config.chat_spam_threshold;
sd->chat_lines_in = 0;
}
if (now > sd->chat_repeat_reset_due)
{
sd->chat_repeat_reset_due =
now + (battle_config.chat_spam_threshold * 60);
sd->chat_total_repeats = 0;
}
sd->chat_lines_in++;
// Penalty for repeats.
if (strncmp(sd->chat_lastmsg, message,
tmw_ShorterStrlen(sd->chat_lastmsg, message)) == 0)
{
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;
strncpy((char *) sd->chat_lastmsg, message, battle_config.chat_maxline);
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", 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->fd, "WARNING: You are about to be automatically banned for spam!");
clif_displaymessage(sd->fd, "WARNING: Please slow down, do not repeat, and do not SHOUT!");
}
return 0;
}
void tmw_AutoBan(struct map_session_data *sd, const char *reason, int length)
{
char anotherbuf[512];
if (length == 0 || sd->auto_ban_info.in_progress)
return;
sd->auto_ban_info.in_progress = 1;
tmw_GmHackMsg("%s has been autobanned for %s spam",
sd->status.name, reason);
gm_log("%s (%d,%d) Server : @autoban %s %dh (%s spam)",
map[sd->bl.m].name, sd->bl.x, sd->bl.y,
sd->status.name, length, reason);
snprintf(anotherbuf, 511, "You have been banned for %s spamming. Please do not spam.", reason);
clif_displaymessage(sd->fd, anotherbuf);
/* type: 2 - ban(year, month, day, hour, minute, second) */
chrif_char_ask_name(-1, sd->status.name, 2, 0, 0, 0, length, 0, 0);
clif_setwaitclose(sd->fd);
}
// Compares the length of two strings and returns that of the shorter
int tmw_ShorterStrlen(const char *s1, const char *s2)
{
int s1_len = strlen(s1);
int s2_len = strlen(s2);
return (s2_len >= s1_len ? s1_len : s2_len);
}
// Returns true if more than 50% of input message is caps or punctuation
int tmw_CheckChatLameness(struct map_session_data *, const char *message)
{
int count, lame;
for (count = lame = 0; *message; message++, count++)
if (isupper(*message) || ispunct(*message))
lame++;
if (count > 7 && lame > count / 2)
return (1);
return (0);
}
// Sends a whisper to all GMs
void tmw_GmHackMsg(const char *fmt, ...)
{
char buf[512];
va_list ap;
va_start(ap, fmt);
vsnprintf(buf, 511, fmt, ap);
va_end(ap);
char outbuf[512 + 5];
strcpy(outbuf, "[GM] ");
strcat(outbuf, buf);
intif_wis_message_to_gm(wisp_server_name,
battle_config.hack_info_GM_level, outbuf,
strlen(outbuf) + 1);
}
/* Remove leading and trailing spaces from a string, modifying in place. */
void tmw_TrimStr(char *str)
{
char *l;
char *a;
char *e;
if (!*str)
return;
e = str + strlen(str) - 1;
/* Skip all leading spaces. */
for (l = str; *l && isspace(*l); ++l)
;
/* Find the end of the string, or the start of trailing spaces. */
for (a = e; *a && a > l && isspace(*a); --a)
;
memmove(str, l, a - l + 1);
str[a - l + 1] = '\0';
}
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