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/* Various routines to perform simple actions.
*
* (C) 2003-2010 Anope Team
* Contact us at team@anope.org
*
* Please read COPYING and README for further details.
*
* Based on the original code of Epona by Lara.
* Based on the original code of Services by Andy Church.
*/
#include "services.h"
/*************************************************************************/
/**
* Note a bad password attempt for the given user. If they've used up
* their limit, toss them off.
* @param u the User to check
* @return true if the user was killed, otherwise false
*/
bool bad_password(User *u)
{
time_t now = time(NULL);
if (!u || !Config.BadPassLimit)
return false;
if (Config.BadPassTimeout > 0 && u->invalid_pw_time > 0 && u->invalid_pw_time < now - Config.BadPassTimeout)
u->invalid_pw_count = 0;
++u->invalid_pw_count;
u->invalid_pw_time = now;
if (u->invalid_pw_count >= Config.BadPassLimit)
{
kill_user("", u->nick, "Too many invalid passwords");
return true;
}
return false;
}
/*************************************************************************/
/**
* Remove a user from the IRC network.
* @param source is the nick which should generate the kill, or NULL for a server-generated kill.
* @param user to remove
* @param reason for the kill
* @return void
*/
void kill_user(const Anope::string &source, const Anope::string &user, const Anope::string &reason)
{
if (user.empty())
return;
Anope::string real_source = source.empty() ? Config.ServerName : source;
Anope::string buf = real_source + " (" + reason + ")";
ircdproto->SendSVSKill(findbot(source), finduser(user), "%s", buf.c_str());
if (!ircd->quitonkill && finduser(user))
do_kill(user, buf);
}
/*************************************************************************/
/**
* Unban the nick from a channel
* @param ci channel info for the channel
* @param nick to remove the ban for
* @return void
*/
void common_unban(ChannelInfo *ci, const Anope::string &nick)
{
Anope::string host;
uint32 ip = 0;
User *u;
Entry *ban, *next;
if (!ci || !ci->c || nick.empty())
return;
if (!(u = finduser(nick)))
return;
if (!ci->c->bans || !ci->c->bans->count)
return;
if (u->hostip.empty())
{
host = host_resolve(u->host);
/* we store the just resolved hostname so we don't
* need to do this again */
if (!host.empty())
u->hostip = host;
}
else
host = u->hostip;
/* Convert the host to an IP.. */
if (!host.empty())
ip = str_is_ip(host);
if (ircd->svsmode_unban)
ircdproto->SendBanDel(ci->c, nick);
else
for (ban = ci->c->bans->entries; ban; ban = next)
{
next = ban->next;
if (entry_match(ban, u->nick, u->GetIdent(), u->host, ip) || entry_match(ban, u->nick, u->GetIdent(), u->GetDisplayedHost(), ip))
ci->c->RemoveMode(NULL, CMODE_BAN, ban->mask);
}
}
/*************************************************************************/
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