static int
can_kick (CHANNEL * chan, USER * sender, USER * user)
{
if (sender->level == LEVEL_ELITE || sender->level > user->level ||
(is_chanop (chan, sender) && sender->level == user->level))
return 1;
return 0;
}
/*
* part_one_client
*
* inputs - pointer to server
* - pointer to source client to remove
* - char pointer of name of channel to remove from
* output - none
* side effects - remove ONE client given the channel name
*/
static void
part_one_client(struct Client *client_p, struct Client *source_p, char *name, char *reason)
{
struct Channel *chptr;
struct membership *msptr;
if((chptr = find_channel(name)) == NULL)
{
sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL,
form_str(ERR_NOSUCHCHANNEL), name);
return;
}
msptr = find_channel_membership(chptr, source_p);
if(msptr == NULL)
{
sendto_one_numeric(source_p, ERR_NOTONCHANNEL,
form_str(ERR_NOTONCHANNEL), name);
return;
}
if(MyConnect(source_p) && !IsOper(source_p) && !IsExemptSpambot(source_p))
check_spambot_warning(source_p, NULL);
/*
* Remove user from the old channel (if any)
* only allow /part reasons in -m chans
*/
if(reason[0] && (is_chanop(msptr) || !MyConnect(source_p) ||
((can_send(chptr, source_p, msptr) > 0 &&
(source_p->localClient->firsttime + ConfigFileEntry.anti_spam_exit_message_time)
< CurrentTime))))
{
sendto_server(client_p, chptr, CAP_TS6, NOCAPS,
":%s PART %s :%s",
use_id(source_p), chptr->chname, reason);
sendto_server(client_p, chptr, NOCAPS, CAP_TS6,
":%s PART %s :%s",
source_p->name, chptr->chname, reason);
sendto_channel_local(ALL_MEMBERS, chptr, ":%s!%s@%s PART %s :%s",
source_p->name, source_p->username,
source_p->host, chptr->chname, reason);
}
else
{
sendto_server(client_p, chptr, CAP_TS6, NOCAPS,
":%s PART %s",
use_id(source_p), chptr->chname);
sendto_server(client_p, chptr, NOCAPS, CAP_TS6,
":%s PART %s",
source_p->name, chptr->chname);
sendto_channel_local(ALL_MEMBERS, chptr, ":%s!%s@%s PART %s",
source_p->name, source_p->username,
source_p->host, chptr->chname);
}
remove_user_from_channel(msptr);
}
void check_hack(char *nick, ChannelList *channel, NickList *ThisNick, char *from)
{
#ifdef WANT_USERLIST
UserList *userptr = NULL;
ShitList *shitptr = NULL;
#endif
WhowasList *check_op = NULL;
int flag;
if (from && *from && !strchr(from, '.'))
return;
if (!channel || !are_you_opped(channel->channel) || !nick || !ThisNick || wild_match(nick, get_server_nickname(from_server)))
return;
if (!(flag = get_cset_int_var(channel->csets, HACKING_CSET)))
return;
if ((ThisNick->sent_deop) && (now - ThisNick->sent_deop_time < 10))
return;
#ifdef WANT_USERLIST
userptr = ThisNick->userlist;
shitptr = ThisNick->shitlist;
#endif
check_op = check_whosplitin_buffer(nick, ThisNick->host, channel->channel, 0);
if (check_op && check_op->has_ops)
return;
#ifdef WANT_USERLIST
if ( !userptr || (userptr && !check_channel_match(userptr->channels, channel->channel)) ||
(shitptr && check_channel_match(shitptr->channels, channel->channel)))
#endif
{
switch(flag)
{
case 1:
case 3:
if (is_chanop(channel->channel, nick))
add_mode(channel, "o", 0, nick, NULL, get_int_var(NUM_OPMODES_VAR));
ThisNick->sent_deop++;
ThisNick->sent_deop_time = now;
case 2:
if (flag != 1)
bitchsay("NetHack detected on %s by %s!%s", channel->channel, nick, ThisNick->host);
case 0:
default:
break;
}
}
}
static void
h_scc_channel_join(void *vdata)
{
hook_data_channel_activity *data = (hook_data_channel_activity *)vdata;
struct Channel *chptr = data->chptr;
struct Client *source_p = data->client;
/* If they just joined a channel, and it only has one member, then they just created it. */
if(rb_dlink_list_length(&chptr->members) == 1 && is_chanop(find_channel_membership(chptr, source_p)))
{
sendto_realops_snomask(snomask_modes['l'], L_NETWIDE, "%s is creating new channel %s",
source_p->name, chptr->chname);
}
}
/*
* m_topic
* parv[0] = sender prefix
* parv[1] = channel name
* parv[2] = new topic, if setting topic
*/
static int
m_topic(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct Channel *chptr = NULL;
struct membership *msptr;
char *p = NULL;
if((p = strchr(parv[1], ',')))
*p = '\0';
if(MyClient(source_p) && !IsFloodDone(source_p))
flood_endgrace(source_p);
if(!IsChannelName(parv[1]))
{
sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL,
form_str(ERR_NOSUCHCHANNEL), parv[1]);
return 0;
}
chptr = find_channel(parv[1]);
if(chptr == NULL)
{
sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL,
form_str(ERR_NOSUCHCHANNEL), parv[1]);
return 0;
}
/* setting topic */
if(parc > 2)
{
msptr = find_channel_membership(chptr, source_p);
if(msptr == NULL)
{
sendto_one_numeric(source_p, ERR_NOTONCHANNEL,
form_str(ERR_NOTONCHANNEL), parv[1]);
return 0;
}
if((chptr->mode.mode & MODE_TOPICLIMIT) == 0 || is_chanop(msptr) || !MyClient(source_p))
{
char topic_info[USERHOST_REPLYLEN];
ircsprintf(topic_info, "%s!%s@%s",
source_p->name, source_p->username, source_p->host);
set_channel_topic(chptr, parv[2], topic_info, CurrentTime);
sendto_server(client_p, chptr, CAP_TS6, NOCAPS,
":%s TOPIC %s :%s",
use_id(source_p), chptr->chname,
chptr->topic == NULL ? "" : chptr->topic);
sendto_server(client_p, chptr, NOCAPS, CAP_TS6,
":%s TOPIC %s :%s",
source_p->name, chptr->chname,
chptr->topic == NULL ? "" : chptr->topic);
sendto_channel_local(ALL_MEMBERS,
chptr, ":%s!%s@%s TOPIC %s :%s",
source_p->name, source_p->username,
source_p->host, chptr->chname,
chptr->topic == NULL ? "" : chptr->topic);
}
else
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
me.name, source_p->name, parv[1]);
}
else if(MyClient(source_p))
{
if(!IsMember(source_p, chptr) && SecretChannel(chptr))
{
sendto_one_numeric(source_p, ERR_NOTONCHANNEL,
form_str(ERR_NOTONCHANNEL), parv[1]);
return 0;
}
if(chptr->topic == NULL)
sendto_one(source_p, form_str(RPL_NOTOPIC),
me.name, source_p->name, parv[1]);
else
{
sendto_one(source_p, form_str(RPL_TOPIC),
me.name, source_p->name, chptr->chname, chptr->topic);
sendto_one(source_p, form_str(RPL_TOPICWHOTIME),
me.name, source_p->name, chptr->chname,
chptr->topic_info, chptr->topic_time);
}
}
return 0;
}
/*
* mo_omode - MODE command handler
* parv[1] - channel
*/
static int
mo_omode(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct Channel *chptr = NULL;
struct membership *msptr;
char params[512];
int i;
int wasonchannel;
/* admins only */
if(!IsOperAdmin(source_p))
{
sendto_one(source_p, form_str(ERR_NOPRIVS), me.name, source_p->name, "admin");
return 0;
}
/* Now, try to find the channel in question */
if(!IsChanPrefix(parv[1][0]) || !check_channel_name(parv[1]))
{
sendto_one_numeric(source_p, ERR_BADCHANNAME,
form_str(ERR_BADCHANNAME), parv[1]);
return 0;
}
chptr = find_channel(parv[1]);
if(chptr == NULL)
{
sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL,
form_str(ERR_NOSUCHCHANNEL), parv[1]);
return 0;
}
/* Now know the channel exists */
msptr = find_channel_membership(chptr, source_p);
wasonchannel = msptr != NULL;
if (is_chanop(msptr))
{
sendto_one_notice(source_p, ":Use a normal MODE you idiot");
return 0;
}
params[0] = '\0';
for (i = 2; i < parc; i++)
{
if (i != 2)
rb_strlcat(params, " ", sizeof params);
rb_strlcat(params, parv[i], sizeof params);
}
sendto_wallops_flags(UMODE_WALLOP, &me,
"OMODE called for [%s] [%s] by %s!%s@%s",
parv[1], params, source_p->name, source_p->username, source_p->host);
ilog(L_MAIN, "OMODE called for [%s] [%s] by %s",
parv[1], params, get_oper_name(source_p));
if(*chptr->chname != '&')
sendto_server(NULL, NULL, NOCAPS, NOCAPS,
":%s WALLOPS :OMODE called for [%s] [%s] by %s!%s@%s",
me.name, parv[1], params, source_p->name, source_p->username,
source_p->host);
#if 0
set_channel_mode(client_p, source_p->servptr, chptr, msptr,
parc - 2, parv + 2);
#else
if (parc == 4 && !strcmp(parv[2], "+o") && !irccmp(parv[3], source_p->name))
{
/* Opping themselves */
if (!wasonchannel)
{
sendto_one_numeric(source_p, ERR_USERNOTINCHANNEL,
form_str(ERR_USERNOTINCHANNEL), parv[3], chptr->chname);
return 0;
}
sendto_channel_local(ALL_MEMBERS, chptr, ":%s MODE %s +o %s",
me.name, parv[1], source_p->name);
sendto_server(NULL, chptr, CAP_TS6, NOCAPS,
":%s TMODE %ld %s +o %s",
me.id, (long) chptr->channelts, parv[1],
source_p->id);
msptr->flags |= CHFL_CHANOP;
}
else if (parc == 4 && !strcmp(parv[2], "+h") && !irccmp(parv[3], source_p->name))
{
/* Halfopping themselves */
if (!wasonchannel)
{
sendto_one_numeric(source_p, ERR_USERNOTINCHANNEL,
form_str(ERR_USERNOTINCHANNEL), parv[3], chptr->chname);
return 0;
}
sendto_channel_local(ALL_MEMBERS, chptr, ":%s MODE %s +h %s",
me.name, parv[1], source_p->name);
sendto_server(NULL, chptr, CAP_TS6, NOCAPS,
":%s TMODE %ld %s +h %s",
me.id, (long) chptr->channelts, parv[1],
source_p->id);
msptr->flags |= CHFL_HALFOP;
}
else if (ConfigChannel.use_admin)
{
/* Hack it so set_channel_mode() will accept */
if (wasonchannel)
msptr->flags |= CHFL_ADMIN;
else
{
add_user_to_channel(chptr, source_p, CHFL_CHANOP);
msptr = find_channel_membership(chptr, source_p);
}
set_channel_mode(client_p, source_p, chptr, msptr,
parc - 2, parv + 2);
/* We know they were not opped before and they can't have opped
* themselves as set_channel_mode() does not allow that
* -- jilles */
if (wasonchannel)
msptr->flags &= ~CHFL_ADMIN;
else
remove_user_from_channel(msptr);
}
else
{
/* Hack it so set_channel_mode() will accept */
if (wasonchannel)
msptr->flags |= CHFL_CHANOP;
else
{
add_user_to_channel(chptr, source_p, CHFL_CHANOP);
msptr = find_channel_membership(chptr, source_p);
}
set_channel_mode(client_p, source_p, chptr, msptr,
parc - 2, parv + 2);
/* We know they were not opped before and they can't have opped
* themselves as set_channel_mode() does not allow that
* -- jilles */
if (wasonchannel)
msptr->flags &= ~CHFL_CHANOP;
else
remove_user_from_channel(msptr);
}
#endif
return 0;
}
/*
** m_kick
** parv[0] = sender prefix
** parv[1] = channel
** parv[2] = client to kick
** parv[3] = kick comment
*/
static int
m_kick(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct membership *msptr;
struct Client *who;
struct Channel *chptr;
int chasing = 0;
int halfop = 0;
char *comment;
const char *name;
char *p = NULL;
const char *user;
static char buf[BUFSIZE];
if (MyClient(source_p) && !IsFloodDone(source_p))
flood_endgrace(source_p);
*buf = '\0';
if ((p = strchr(parv[1], ',')))
*p = '\0';
name = parv[1];
chptr = find_channel(name);
if (chptr == NULL)
{
sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL, form_str(ERR_NOSUCHCHANNEL), name);
return 0;
}
if (!IsServer(source_p))
{
msptr = find_channel_membership(chptr, source_p);
if ((msptr == NULL) && MyConnect(source_p))
{
sendto_one_numeric(source_p, ERR_NOTONCHANNEL,
form_str(ERR_NOTONCHANNEL), name);
return 0;
}
if (!is_chanop(msptr) && !is_halfop(msptr))
{
if (MyConnect(source_p))
{
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
me.name, source_p->name, name);
return 0;
}
/* If its a TS 0 channel, do it the old way */
if (chptr->channelts == 0)
{
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
get_id(&me, source_p), get_id(source_p, source_p), name);
return 0;
}
}
halfop = !is_chanop(msptr) && is_halfop(msptr);
/* Its a user doing a kick, but is not showing as chanop locally
* its also not a user ON -my- server, and the channel has a TS.
* There are two cases we can get to this point then...
*
* 1) connect burst is happening, and for some reason a legit
* op has sent a KICK, but the SJOIN hasn't happened yet or
* been seen. (who knows.. due to lag...)
*
* 2) The channel is desynced. That can STILL happen with TS
*
* Now, the old code roger wrote, would allow the KICK to
* go through. Thats quite legit, but lets weird things like
* KICKS by users who appear not to be chanopped happen,
* or even neater, they appear not to be on the channel.
* This fits every definition of a desync, doesn't it? ;-)
* So I will allow the KICK, otherwise, things are MUCH worse.
* But I will warn it as a possible desync.
*
* -Dianora
*/
}
if ((p = strchr(parv[2], ',')))
*p = '\0';
user = parv[2];
if (!(who = find_chasing(source_p, user, &chasing)))
{
return 0;
}
msptr = find_channel_membership(chptr, who);
if (msptr != NULL)
{
if (MyClient(source_p) && IsService(who))
{
sendto_one(source_p, form_str(ERR_ISCHANSERVICE),
me.name, source_p->name, who->name, chptr->chname);
return 0;
}
if (halfop && (is_chanop(msptr) || is_halfop(msptr)))
{
if (MyConnect(source_p))
{
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
me.name, source_p->name, name);
return 0;
}
/* If its a TS 0 channel, do it the old way */
if (chptr->channelts == 0)
{
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
get_id(&me, source_p), get_id(source_p, source_p), name);
return 0;
}
}
comment = LOCAL_COPY_N((EmptyString(parv[3])) ? who->name : parv[3], REASONLEN);
/* jdc
* - In the case of a server kicking a user (i.e. CLEARCHAN),
* the kick should show up as coming from the server which did
* the kick.
* - Personally, flame and I believe that server kicks shouldn't
* be sent anyways. Just waiting for some oper to abuse it...
*/
if (IsServer(source_p))
sendto_channel_local(ALL_MEMBERS, chptr, ":%s KICK %s %s :%s",
source_p->name, name, who->name, comment);
else
sendto_channel_local(ALL_MEMBERS, chptr,
":%s!%s@%s KICK %s %s :%s",
source_p->name, source_p->username,
IsCloaked(source_p) ? source_p->virthost : source_p->host,
name, who->name, comment);
sendto_server(client_p, chptr, CAP_TS6, NOCAPS,
":%s KICK %s %s :%s",
use_id(source_p), chptr->chname, use_id(who), comment);
sendto_server(client_p, chptr, NOCAPS, CAP_TS6,
":%s KICK %s %s :%s",
source_p->name, chptr->chname, who->name, comment);
remove_user_from_channel(msptr);
}
else if (MyClient(source_p))
sendto_one_numeric(source_p, ERR_USERNOTINCHANNEL,
form_str(ERR_USERNOTINCHANNEL), user, name);
return 0;
}
/*
* m_topic
* parv[1] = channel name
* parv[2] = new topic, if setting topic
*/
static int
m_topic(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct Channel *chptr = NULL;
struct membership *msptr;
char *p = NULL;
const char *name;
int operspy = 0;
if((p = strchr(parv[1], ',')))
*p = '\0';
name = parv[1];
if(IsOperAuspex(source_p) && parv[1][0] == '!')
{
name++;
operspy = 1;
if(EmptyString(name))
{
sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
me.name, source_p->name, "TOPIC");
return 0;
}
}
if(MyClient(source_p) && !IsFloodDone(source_p))
flood_endgrace(source_p);
if(!IsChannelName(name))
{
sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL,
form_str(ERR_NOSUCHCHANNEL), name);
return 0;
}
chptr = find_channel(name);
if(chptr == NULL)
{
sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL,
form_str(ERR_NOSUCHCHANNEL), name);
return 0;
}
/* setting topic */
if(parc > 2)
{
char topic_info[USERHOST_REPLYLEN];
char topic[BUFSIZE];
msptr = find_channel_membership(chptr, source_p);
if(msptr == NULL)
{
sendto_one_numeric(source_p, ERR_NOTONCHANNEL,
form_str(ERR_NOTONCHANNEL), name);
return 0;
}
if(MyClient(source_p) && !is_chanop_voiced(msptr) &&
!IsOper(source_p) &&
!add_channel_target(source_p, chptr))
{
sendto_one(source_p, form_str(ERR_TARGCHANGE),
me.name, source_p->name, chptr->chname);
return 0;
}
if(MyClient(source_p) && !(((chptr->mode.mode & MODE_TOPICLIMIT) == 0 ||
is_chanop(msptr)) &&
can_send(chptr, source_p, msptr)))
{
if(IsOverride(source_p))
sendto_realops_snomask(SNO_GENERAL, L_NETWIDE,
"%s is overriding TOPIC on [%s]",
get_oper_name(source_p), chptr->chname);
else
{
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
get_id(&me, source_p),
get_id(source_p, source_p), name);
return 0;
}
}
rb_strlcpy(topic, parv[2], BUFSIZE);
strip_colour(topic);
rb_sprintf(topic_info, "%s!%s@%s",
source_p->name, source_p->username, source_p->host);
set_channel_topic(chptr, topic, topic_info, rb_current_time());
sendto_server(client_p, chptr, CAP_TS6, NOCAPS,
":%s TOPIC %s :%s",
use_id(source_p), chptr->chname,
chptr->topic == NULL ? "" : chptr->topic);
sendto_channel_local(ALL_MEMBERS,
chptr, ":%s!%s@%s TOPIC %s :%s",
source_p->name, source_p->username,
source_p->host, chptr->chname,
chptr->topic == NULL ? "" : chptr->topic);
}
else if(MyClient(source_p))
{
if(operspy)
report_operspy(source_p, "TOPIC", chptr->chname);
if(!IsMember(source_p, chptr) && SecretChannel(chptr) &&
!operspy)
{
sendto_one_numeric(source_p, ERR_NOTONCHANNEL,
form_str(ERR_NOTONCHANNEL), name);
return 0;
}
if(chptr->topic == NULL)
sendto_one(source_p, form_str(RPL_NOTOPIC),
me.name, source_p->name, name);
else
{
sendto_one(source_p, form_str(RPL_TOPIC),
me.name, source_p->name, chptr->chname, chptr->topic);
sendto_one(source_p, form_str(RPL_TOPICWHOTIME),
me.name, source_p->name, chptr->chname,
chptr->topic_info, chptr->topic_time);
}
}
return 0;
}
