/* 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,
const char *name, char *reason)
{
struct Channel *chptr = NULL;
struct Membership *ms = NULL;
if ((chptr = hash_find_channel(name)) == NULL)
{
sendto_one(source_p, form_str(ERR_NOSUCHCHANNEL),
me.name, source_p->name, name);
return;
}
if ((ms = find_channel_link(source_p, chptr)) == NULL)
{
sendto_one(source_p, form_str(ERR_NOTONCHANNEL),
me.name, source_p->name, name);
return;
}
if (MyConnect(source_p) && !IsOper(source_p))
check_spambot_warning(source_p, NULL);
/*
* Remove user from the old channel (if any)
* only allow /part reasons in -m chans
*/
if(msg_has_colors(reason) && (chptr->mode.mode & MODE_NOCOLOR))
reason = strip_color(reason);
if (reason[0] && (!MyConnect(source_p) ||
((can_send(chptr, source_p, ms) &&
(source_p->firsttime + ConfigFileEntry.anti_spam_exit_message_time)
< CurrentTime))))
{
sendto_server(client_p, chptr, CAP_TS6, NOCAPS,
":%s PART %s :%s", 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, NO, 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", 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, NO, chptr, ":%s!%s@%s PART %s",
source_p->name, source_p->username,
source_p->host, chptr->chname);
}
remove_user_from_channel(ms);
}
/* m_kick()
* parv[0] = sender prefix
* parv[1] = channel
* parv[2] = client to kick
* parv[3] = kick comment
*/
static void
m_kick(struct Client *client_p, struct Client *source_p,
int parc, char *parv[])
{
struct Client *who;
struct Channel *chptr;
int chasing = 0;
int gmode_used = 0;
char *comment;
char *name;
char *p = NULL;
char *user;
const char *from, *to;
struct Membership *ms = NULL;
struct Membership *ms_target;
if (!MyConnect(source_p) && IsCapable(source_p->from, CAP_TS6) && HasID(source_p))
{
from = me.id;
to = source_p->id;
}
else
{
from = me.name;
to = source_p->name;
}
if (*parv[2] == '\0')
{
sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
from, to, "KICK");
return;
}
if (MyClient(source_p) && !IsFloodDone(source_p))
flood_endgrace(source_p);
comment = (EmptyString(parv[3])) ? parv[2] : parv[3];
if (strlen(comment) > (size_t)KICKLEN)
comment[KICKLEN] = '\0';
name = parv[1];
while (*name == ',')
name++;
if ((p = strchr(name,',')) != NULL)
*p = '\0';
if (*name == '\0')
return;
if ((chptr = hash_find_channel(name)) == NULL)
{
sendto_one(source_p, form_str(ERR_NOSUCHCHANNEL),
from, to, name);
return;
}
if (!IsServer(source_p))
{
if ((ms = find_channel_link(source_p, chptr)) == NULL)
{
if (MyConnect(source_p))
{
sendto_one(source_p, form_str(ERR_NOTONCHANNEL),
me.name, source_p->name, name);
return;
}
}
if(chptr->mode.mode & MODE_NOCOLOR && msg_has_colors(comment))
comment = strip_color(comment);
if (!has_member_flags(ms, CHFL_CHANOP|CHFL_HALFOP))
{
/* was a user, not a server, and user isn't seen as a chanop here */
if (IsGod(source_p) && MyConnect(source_p))
gmode_used = TRUE;
else if (MyConnect(source_p))
{
/* user on _my_ server, with no chanops.. so go away */
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
me.name, source_p->name, name);
return;
}
if (chptr->channelts == 0 && !IsGod(source_p))
{
/* If its a TS 0 channel, do it the old way */
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
me.name, source_p->name, name);
return;
}
/* 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
*/
}
}
user = parv[2];
while (*user == ',')
user++;
if ((p = strchr(user, ',')) != NULL)
*p = '\0';
if (*user == '\0')
return;
if ((who = find_chasing(client_p, source_p, user, &chasing)) == NULL)
return;
if ((ms_target = find_channel_link(who, chptr)) != NULL)
{
if (IsGod(who))
{
char tmp[IRCD_BUFSIZE];
ircsprintf(tmp, "%s is using God mode: to evade KICK from %s: %s %s %s",
who->name, source_p->name, chptr->chname, parv[2], parv[3] ? parv[3] : "");
sendto_gnotice_flags(UMODE_SERVNOTICE, L_ALL, me.name, &me, NULL, tmp);
oftc_log(tmp);
return;
}
if(IsService(who))
return;
#ifdef HALFOPS
/* half ops cannot kick other halfops on private channels */
if (has_member_flags(ms, CHFL_HALFOP) && !has_member_flags(ms, CHFL_CHANOP))
{
if (((chptr->mode.mode & MODE_PRIVATE) && has_member_flags(ms_target,
CHFL_CHANOP|CHFL_HALFOP)) || has_member_flags(ms_target, CHFL_CHANOP))
{
sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
me.name, source_p->name, name);
return;
}
}
#endif
/* 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, NO, chptr, ":%s KICK %s %s :%s",
source_p->name, name, who->name, comment);
else
sendto_channel_local(ALL_MEMBERS, NO, chptr, ":%s!%s@%s KICK %s %s :%s",
source_p->name, source_p->username,
source_p->host, name, who->name, comment);
sendto_server(client_p, NULL, chptr, CAP_TS6, NOCAPS, NOFLAGS,
":%s KICK %s %s :%s",
ID(source_p), chptr->chname, ID(who), comment);
sendto_server(client_p, NULL, chptr, NOCAPS, CAP_TS6, NOFLAGS,
":%s KICK %s %s :%s", source_p->name, chptr->chname,
who->name, comment);
remove_user_from_channel(ms_target);
if(gmode_used)
{
char tmp[IRCD_BUFSIZE];
ircsprintf(tmp, "%s is using God mode: KICK %s %s %s",
source_p->name, chptr->chname, parv[2], parv[3] ? parv[3] : "");
sendto_gnotice_flags(UMODE_SERVNOTICE, L_ALL, me.name, &me, NULL, tmp);
oftc_log(tmp);
}
}
else
sendto_one(source_p, form_str(ERR_USERNOTINCHANNEL),
from, to, user, name);
}
