static int eb_canjoin(const char *data, struct Client *client_p,
struct Channel *chptr, long mode_type)
{
struct Channel *chptr2;
int ret;
static int recurse = 0;
(void)mode_type;
/* don't process a $j in a $j'ed list */
if (recurse)
return EXTBAN_INVALID;
if (data == NULL)
return EXTBAN_INVALID;
chptr2 = find_channel(data);
/* must exist, and no point doing this with the same channel */
if (chptr2 == NULL || chptr2 == chptr)
return EXTBAN_INVALID;
/* require consistent target */
if (chptr->chname[0] == '#' && data[0] == '&')
return EXTBAN_INVALID;
/* this allows getting some information about ban exceptions
* but +s/+p doesn't seem the right criterion */
#if 0
/* privacy! don't allow +s/+p channels to influence another channel */
if (!PubChannel(chptr2))
return EXTBAN_INVALID;
#endif
recurse = 1;
ret = is_banned(chptr2, client_p, NULL, NULL, NULL) == CHFL_BAN ? EXTBAN_MATCH : EXTBAN_NOMATCH;
recurse = 0;
return ret;
}
static int eb_channel(const char *data, struct Client *client_p,
struct Channel *chptr, long mode_type)
{
struct Channel *chptr2;
(void)chptr;
(void)mode_type;
if (data == NULL)
return EXTBAN_INVALID;
chptr2 = find_channel(data);
if (chptr2 == NULL)
return EXTBAN_INVALID;
/* privacy! don't allow +s/+p channels to influence another channel */
if (!PubChannel(chptr2))
return EXTBAN_INVALID;
return IsMember(client_p, chptr2) ? EXTBAN_MATCH : EXTBAN_NOMATCH;
}
static int eb_channel(const char *data, struct Client *client_p,
struct Channel *chptr, long mode_type)
{
struct Channel *chptr2;
(void)chptr;
(void)mode_type;
if (data == NULL)
return EXTBAN_INVALID;
chptr2 = find_channel(data);
if (chptr2 == NULL)
return EXTBAN_INVALID;
/* require consistent target */
if (chptr->chname[0] == '#' && data[0] == '&')
return EXTBAN_INVALID;
/* privacy! don't allow +s/+p channels to influence another channel */
if (!PubChannel(chptr2) && chptr2 != chptr)
return EXTBAN_INVALID;
return IsMember(client_p, chptr2) ? EXTBAN_MATCH : EXTBAN_NOMATCH;
}
/*
** m_who
** parv[0] = sender prefix
** parv[1] = nickname mask list
** parv[2] = additional selection flag, only 'o' for now.
*/
int m_who(struct Client *cptr,
struct Client *sptr,
int parc,
char *parv[])
{
struct Client *acptr;
char *mask = parc > 1 ? parv[1] : NULL;
Link *lp;
struct Channel *chptr;
struct Channel *mychannel = NULL;
char *channame = NULL;
int oper = parc > 2 ? (*parv[2] == 'o' ): 0; /* Show OPERS only */
int member;
int maxmatches = 500;
mychannel = NullChn;
if (sptr->user)
if ((lp = sptr->user->channel))
mychannel = lp->value.chptr;
/*
** Following code is some ugly hacking to preserve the
** functions of the old implementation. (Also, people
** will complain when they try to use masks like "12tes*"
** and get people on channel 12 ;) --msa
*/
if (mask)
{
if (!strcmp(mask, "**"))
mask = NULL;
else if (*mask == (char) 0)
mask = NULL;
else
(void)collapse(mask);
}
if (!mask || (*mask == (char) 0))
{
if (!HasUmode(sptr,UMODE_USER_AUSPEX))
{
sendto_one(sptr, form_str(RPL_ENDOFWHO), me.name, parv[0],
EmptyString(mask) ? "*" : mask);
return 0;
}
}
else if ((*(mask+1) == (char) 0) && (*mask == '*'))
{
if (!mychannel)
{
sendto_one(sptr, form_str(RPL_ENDOFWHO), me.name, parv[0],
EmptyString(mask) ? "*" : mask);
return 0;
}
channame = mychannel->chname;
}
else
channame = mask;
if (IsChannelName(channame))
{
/*
* List all users on a given channel
*/
if (!oper || SeesOpers(sptr)) /* If you're doing an oper search, you need SeesOpers() */
{
chptr = hash_find_channel(channame, NULL);
if (chptr)
{
member = IsMember(sptr, chptr) || IsLogger(sptr, chptr) || HasUmode(sptr,UMODE_USER_AUSPEX);
if (member || !SecretChannel(chptr))
for (lp = chptr->members; lp; lp = lp->next)
{
if (oper && !HasUmode(lp->value.cptr,UMODE_OPER))
continue;
if (IsInvisible(lp->value.cptr) && !member)
continue;
do_who(sptr, lp->value.cptr, chptr, lp);
}
}
}
}
else if (mask &&
((acptr = find_client(mask, NULL)) != NULL) &&
IsPerson(acptr) && (!oper || (HasUmode(acptr,UMODE_OPER) && SeesOpers(sptr))))
{
int isinvis = 0;
struct Channel *ch2ptr = NULL;
isinvis = IsInvisible(acptr);
for (lp = acptr->user->channel; lp; lp = lp->next)
{
chptr = lp->value.chptr;
member = IsMember(sptr, chptr) || HasUmode(sptr,UMODE_USER_AUSPEX);
if (isinvis && !member)
continue;
if (member || (!isinvis && PubChannel(chptr)))
{
ch2ptr = chptr;
break;
}
}
do_who(sptr, acptr, ch2ptr, NULL);
}
else if (!oper || SeesOpers(sptr))
for (acptr = GlobalClientList; acptr; acptr = acptr->next)
{
struct Channel *ch2ptr = NULL;
int showperson, isinvis;
if (!IsPerson(acptr))
continue;
if (oper && !HasUmode(acptr,UMODE_OPER))
continue;
showperson = 0;
/*
* Show user if they are on the same channel, or not
* invisible and on a non secret channel (if any).
* Do this before brute force match on all relevant fields
* since these are less cpu intensive (I hope :-) and should
* provide better/more shortcuts - avalon
*/
isinvis = IsInvisible(acptr);
for (lp = acptr->user->channel; lp; lp = lp->next)
{
chptr = lp->value.chptr;
member = IsMember(sptr, chptr) || HasUmode(sptr, UMODE_USER_AUSPEX);
if (isinvis && !member)
continue;
if (member || (!isinvis && PubChannel(chptr)))
{
ch2ptr = chptr;
showperson = 1;
break;
}
if (HiddenChannel(chptr) && !SecretChannel(chptr) &&
!isinvis)
showperson = 1;
}
if (!acptr->user->channel && !isinvis)
showperson = 1;
if ((HasUmode(sptr,UMODE_USER_AUSPEX) || showperson) &&
(!mask ||
match(mask, acptr->name) ||
match(mask, acptr->username) ||
match(mask, acptr->host) ||
(HasUmode(sptr, UMODE_AUSPEX) && match(mask, acptr->user->server)) ||
match(mask, acptr->info)))
{
do_who(sptr, acptr, ch2ptr, NULL);
if (!HasUmode(sptr,UMODE_USER_AUSPEX) && !--maxmatches)
{
sendto_one(sptr, form_str(RPL_ENDOFWHO), me.name, parv[0],
EmptyString(mask) ? "*" : mask);
return 0;
}
}
}
sendto_one(sptr, form_str(RPL_ENDOFWHO), me.name, parv[0],
EmptyString(mask) ? "*" : mask);
return 0;
}
int m_names(struct Client* cptr, struct Client* sptr, int parc, char* parv[])
{
struct Channel *chptr;
struct Channel *ch2ptr;
struct Client *c2ptr;
struct Membership* member;
char* s;
char* para = parc > 1 ? parv[1] : 0;
int showingdelayed = 0;
if (parc > 1 && !ircd_strcmp(parv[1], "-D")) {
para = (parc > 2) ? parv[2] : 0;
showingdelayed = NAMES_DEL;
if (parc > 3 && hunt_server_cmd(sptr, CMD_NAMES, cptr, 1, "%s %s %C", 3, parc, parv))
return 0;
} else if (parc > 2 && hunt_server_cmd(sptr, CMD_NAMES, cptr, 1, "%s %C", 2, parc, parv))
return 0;
if (EmptyString(para)) {
send_reply(sptr, RPL_ENDOFNAMES, "*");
return 0;
}
do {
s = strchr(para, ',');
if (s)
*s++ = '\0';
/*
* Special Case 1: "/names 0".
* Full list as per RFC.
*/
if ((*para == '0') || (*para == '\0'))
{
int idx;
int mlen;
int flag;
struct Channel *ch3ptr;
char buf[BUFSIZE];
mlen = strlen(cli_name(&me)) + 10 + strlen(cli_name(sptr));
/* List all visible channels/visible members */
for (ch2ptr = GlobalChannelList; ch2ptr; ch2ptr = ch2ptr->next)
{
if (!ShowChannel(sptr, ch2ptr))
continue; /* Don't show secret chans. */
else if (find_channel_member(sptr, ch2ptr))
do_names(sptr, ch2ptr, showingdelayed|NAMES_ALL); /* Full list if we're in this chan. */
else
do_names(sptr, ch2ptr, showingdelayed|NAMES_VIS);
}
/* List all remaining users on channel '*' */
strcpy(buf, "* * :");
idx = 5;
flag = 0;
for (c2ptr = GlobalClientList; c2ptr; c2ptr = cli_next(c2ptr))
{
int showflag = 0;
if (!IsUser(c2ptr) || (sptr != c2ptr && IsInvisible(c2ptr)))
continue;
member = cli_user(c2ptr)->channel;
while (member)
{
ch3ptr = member->channel;
if (PubChannel(ch3ptr) || find_channel_member(sptr, ch3ptr))
showflag = 1;
member = member->next_channel;
}
if (showflag) /* Have we already shown them? */
continue;
strcpy(buf + idx, cli_name(c2ptr));
idx += strlen(cli_name(c2ptr));
buf[idx++] = ' ';
flag = 1;
if (mlen + idx + NICKLEN + 3 > BUFSIZE) /* space, \r\n\0 */
{
send_reply(sptr, RPL_NAMREPLY, buf);
strcpy(buf, "* * :");
idx = 5;
flag = 0;
}
}
if (flag)
send_reply(sptr, RPL_NAMREPLY, buf);
send_reply(sptr, RPL_ENDOFNAMES, "*");
}
else if ((chptr = FindChannel(para)) != NULL)
{
member = find_member_link(chptr, sptr);
if (member)
{
/*
* Special Case 2: User is on this channel, requesting full names list.
* (As performed with each /join) - ** High frequency usage **
*/
do_names(sptr, chptr, showingdelayed|NAMES_ALL|NAMES_EON);
}
else
{
/*
* Special Case 3: User isn't on this channel, show all visible users, in
* non secret channels.
*/
do_names(sptr, chptr, showingdelayed|NAMES_VIS|NAMES_EON);
}
}
else
send_reply(sptr, RPL_ENDOFNAMES, para);
} while ((para = s) != NULL);
return 1;
}
void do_names(struct Client* sptr, struct Channel* chptr, int filter)
{
int mlen;
int idx;
int flag;
int needs_space;
int len;
char buf[BUFSIZE];
struct Client *c2ptr;
struct Membership* member;
assert(chptr);
assert(sptr);
assert((filter&NAMES_ALL) != (filter&NAMES_VIS));
/* Tag Pub/Secret channels accordingly. */
strcpy(buf, "* ");
if (PubChannel(chptr))
*buf = '=';
else if (SecretChannel(chptr))
*buf = '@';
len = strlen(chptr->chname);
strcpy(buf + 2, chptr->chname);
strcpy(buf + 2 + len, " :");
idx = len + 4;
flag = 1;
needs_space = 0;
if (!ShowChannel(sptr, chptr)) /* Don't list private channels unless we are on them. */
return;
/* Iterate over all channel members, and build up the list. */
mlen = strlen(cli_name(&me)) + 10 + strlen(cli_name(sptr));
for (member = chptr->members; member; member = member->next_member)
{
c2ptr = member->user;
if (((filter&NAMES_VIS)!=0) && IsInvisible(c2ptr))
continue;
if (IsZombie(member) && member->user != sptr)
continue;
if (IsDelayedJoin(member) && (member->user != sptr) && !(filter & NAMES_DEL))
continue;
if ((!IsDelayedJoin(member) || (member->user == sptr)) && (filter & NAMES_DEL))
continue;
if (needs_space)
buf[idx++] = ' ';
needs_space=1;
if (IsZombie(member))
buf[idx++] = '!';
else if (IsChanOp(member))
buf[idx++] = '@';
else if (HasVoice(member))
buf[idx++] = '+';
strcpy(buf + idx, cli_name(c2ptr));
idx += strlen(cli_name(c2ptr));
flag = 1;
if (mlen + idx + NICKLEN + 5 > BUFSIZE)
/* space, modifier, nick, \r \n \0 */
{
send_reply(sptr, (filter & NAMES_DEL) ? RPL_DELNAMREPLY : RPL_NAMREPLY, buf);
idx = len + 4;
flag = 0;
needs_space=0;
}
}
if (flag)
send_reply(sptr, (filter & NAMES_DEL) ? RPL_DELNAMREPLY : RPL_NAMREPLY, buf);
if (filter&NAMES_EON)
send_reply(sptr, RPL_ENDOFNAMES, chptr->chname);
}
DLLFUNC CMD_FUNC(m_names)
{
int uhnames = (MyConnect(sptr) && SupportUHNAMES(sptr)); // cache UHNAMES support
int bufLen = NICKLEN + (!uhnames ? 0 : (1 + USERLEN + 1 + HOSTLEN));
int mlen = strlen(me.name) + bufLen + 7;
aChannel *chptr;
aClient *acptr;
int member;
Member *cm;
int idx, flag = 1, spos;
char *s, *para = parv[1];
char nuhBuffer[NICKLEN+USERLEN+HOSTLEN+3];
if (parc < 2 || !MyConnect(sptr))
{
sendto_one(sptr, rpl_str(RPL_ENDOFNAMES), me.name,
parv[0], "*");
return 0;
}
for (s = para; *s; s++)
{
if (*s == ',')
{
if (strlen(para) > TRUNCATED_NAMES)
para[TRUNCATED_NAMES] = '\0';
sendto_realops("names abuser %s %s",
get_client_name(sptr, FALSE), para);
sendto_one(sptr, err_str(ERR_TOOMANYTARGETS),
me.name, sptr->name, "NAMES");
return 0;
}
}
chptr = find_channel(para, (aChannel *)NULL);
if (!chptr || (!ShowChannel(sptr, chptr) && !OPCanSeeSecret(sptr)))
{
sendto_one(sptr, rpl_str(RPL_ENDOFNAMES), me.name,
parv[0], para);
return 0;
}
/* cache whether this user is a member of this channel or not */
member = IsMember(sptr, chptr);
if (PubChannel(chptr))
buf[0] = '=';
else if (SecretChannel(chptr))
buf[0] = '@';
else
buf[0] = '*';
idx = 1;
buf[idx++] = ' ';
for (s = chptr->chname; *s; s++)
buf[idx++] = *s;
buf[idx++] = ' ';
buf[idx++] = ':';
/* If we go through the following loop and never add anything,
we need this to be empty, otherwise spurious things from the
LAST /names call get stuck in there.. - lucas */
buf[idx] = '\0';
spos = idx; /* starting point in buffer for names! */
for (cm = chptr->members; cm; cm = cm->next)
{
acptr = cm->cptr;
if (IsInvisible(acptr) && !member && !IsNetAdmin(sptr))
continue;
if (chptr->mode.mode & MODE_AUDITORIUM)
if (!is_chan_op(sptr, chptr)
&& !is_chanprot(sptr, chptr)
&& !is_chanowner(sptr, chptr))
if (!(cm->
flags & (CHFL_CHANOP | CHFL_CHANPROT |
CHFL_CHANOWNER)) && acptr != sptr)
continue;
if (!SupportNAMESX(sptr))
{
/* Standard NAMES reply */
#ifdef PREFIX_AQ
if (cm->flags & CHFL_CHANOWNER)
buf[idx++] = '~';
else if (cm->flags & CHFL_CHANPROT)
buf[idx++] = '&';
else
#endif
if (cm->flags & CHFL_CHANOP)
buf[idx++] = '@';
else if (cm->flags & CHFL_HALFOP)
buf[idx++] = '%';
else if (cm->flags & CHFL_VOICE)
buf[idx++] = '+';
} else {
/* NAMES reply with all rights included (NAMESX) */
#ifdef PREFIX_AQ
if (cm->flags & CHFL_CHANOWNER)
buf[idx++] = '~';
if (cm->flags & CHFL_CHANPROT)
buf[idx++] = '&';
#endif
if (cm->flags & CHFL_CHANOP)
buf[idx++] = '@';
if (cm->flags & CHFL_HALFOP)
buf[idx++] = '%';
if (cm->flags & CHFL_VOICE)
buf[idx++] = '+';
}
if (!uhnames) {
s = acptr->name;
} else {
strlcpy(nuhBuffer,
make_nick_user_host(acptr->name, acptr->user->username, GetHost(acptr)),
bufLen + 1);
s = nuhBuffer;
}
/* 's' is intialized above to point to either acptr->name (normal),
* or to nuhBuffer (for UHNAMES).
*/
for (; *s; s++)
buf[idx++] = *s;
buf[idx++] = ' ';
buf[idx] = '\0';
flag = 1;
if (mlen + idx + bufLen > BUFSIZE - 7)
{
sendto_one(sptr, rpl_str(RPL_NAMREPLY), me.name,
parv[0], buf);
idx = spos;
flag = 0;
}
}
if (flag)
sendto_one(sptr, rpl_str(RPL_NAMREPLY), me.name, parv[0], buf);
sendto_one(sptr, rpl_str(RPL_ENDOFNAMES), me.name, parv[0], para);
return 0;
}
/*
* The function that actually prints out the WHO reply for a client found
*/
void do_who(struct Client* sptr, struct Client* acptr, struct Channel* repchan,
int fields, char* qrt)
{
char *p1;
struct Channel *chptr = repchan;
static char buf1[512];
/* NOTE: with current fields list and sizes this _cannot_ overrun,
and also the message finally sent shouldn't ever be truncated */
p1 = buf1;
buf1[1] = '\0';
/* If we don't have a channel and we need one... try to find it,
unless the listing is for a channel service, we already know
that there are no common channels, thus use PubChannel and not
SeeChannel */
if (!chptr && (!fields || (fields & (WHO_FIELD_CHA | WHO_FIELD_FLA))) &&
!IsChannelService(acptr))
{
struct Membership* chan;
for (chan = cli_user(acptr)->channel; chan && !chptr; chan = chan->next_channel)
if (PubChannel(chan->channel) &&
(acptr == sptr || !IsZombie(chan)))
chptr = chan->channel;
}
/* Place the fields one by one in the buffer and send it
note that fields == NULL means "default query" */
if (fields & WHO_FIELD_QTY) /* Query type */
{
*(p1++) = ' ';
if (BadPtr(qrt))
*(p1++) = '0';
else
while ((*qrt) && (*(p1++) = *(qrt++)));
}
if (!fields || (fields & WHO_FIELD_CHA))
{
char *p2;
*(p1++) = ' ';
if ((p2 = (chptr ? chptr->chname : NULL)))
while ((*p2) && (*(p1++) = *(p2++)));
else
*(p1++) = '*';
}
if (!fields || (fields & WHO_FIELD_UID))
{
char *p2 = cli_user(acptr)->username;
*(p1++) = ' ';
while ((*p2) && (*(p1++) = *(p2++)));
}
if (fields & WHO_FIELD_NIP)
{
const char* p2 = IsHiddenHost(acptr) && (!IsViewip(sptr) && acptr != sptr) ?
feature_str(FEAT_HIDDEN_IP) :
ircd_ntoa((const char*) &(cli_ip(acptr)));
*(p1++) = ' ';
while ((*p2) && (*(p1++) = *(p2++)));
}
if (!fields || (fields & WHO_FIELD_HOS))
{
char *p2 = (IsViewip(sptr) || acptr == sptr) ? get_realhost(acptr) : get_virtualhost(acptr);
*(p1++) = ' ';
while ((*p2) && (*(p1++) = *(p2++)));
}
if (!fields || (fields & WHO_FIELD_SER))
{
char *p2;
int haspriv = IsAnOper(sptr) || es_representante(sptr);
if (IsMe(cli_user(acptr)->server))
{
if ((sptr != acptr) && feature_bool(FEAT_HIS_WHO_SERVERNAME) && !haspriv)
p2 = (char *)feature_str(FEAT_HIS_SERVERNAME);
else
p2 = cli_name(&me);
}
else
{
if (IsHiddenserv(cli_user(acptr)->server) && !haspriv)
p2 = (char *)feature_str(FEAT_HIS_SERVERNAME);
else
p2 = cli_name(cli_user(acptr)->server);
}
*(p1++) = ' ';
while ((*p2) && (*(p1++) = *(p2++)));
}
if (!fields || (fields & WHO_FIELD_NIC))
{
char *p2 = cli_name(acptr);
*(p1++) = ' ';
while ((*p2) && (*(p1++) = *(p2++)));
}
if (!fields || (fields & WHO_FIELD_FLA))
{
*(p1++) = ' ';
if (cli_user(acptr)->away)
*(p1++) = 'G';
else
*(p1++) = 'H';
if ((IsAnOper(acptr) || es_representante(acptr) || IsPreoper(acptr))/* &&
(HasPriv(acptr, PRIV_DISPLAY) || HasPriv(sptr, PRIV_SEE_OPERS))*/)
*(p1++) = '*';
if (fields) {
/* If you specified flags then we assume you know how to parse
* multiple channel status flags, as this is currently the only
* way to know if someone has @'s *and* is +'d.
*/
if (chptr && is_chan_op(acptr, chptr))
*(p1++) = '@';
if (chptr && has_voice(acptr, chptr))
*(p1++) = '+';
if (chptr && is_chan_halfop(acptr, chptr))
*(p1++) = '%';
if (chptr && is_chan_owner(acptr, chptr))
*(p1++) = '.';
if (chptr && is_zombie(acptr, chptr))
*(p1++) = '!';
}
else {
if (chptr && is_chan_op(acptr, chptr))
*(p1++) = '@';
else if (chptr && has_voice(acptr, chptr))
*(p1++) = '+';
else if (chptr && is_zombie(acptr, chptr))
*(p1++) = '!';
else if (chptr && is_chan_halfop(acptr, chptr))
*(p1++) = '%';
else if (chptr && is_chan_owner(acptr, chptr))
*(p1++) = '.';
}
if (IsDeaf(acptr))
*(p1++) = 'd';
if (IsAnOper(sptr))
{
if (IsInvisible(acptr))
*(p1++) = 'i';
if (SendWallops(acptr))
*(p1++) = 'w';
if (SendDebug(acptr))
*(p1++) = 'g';
}
if (HasHiddenHost(acptr))
*(p1++) = 'x';
if (IsAnOper(acptr))
*(p1++) = 'o';
if (IsPreoper(acptr))
*(p1++) = 'p';
if (IsHelpOp(acptr))
*(p1++) = 'h';
if (IsCoadmin(acptr))
*(p1++) = 'a';
if (IsAdmin(acptr))
*(p1++) = 'A';
if (IsDevel(acptr))
*(p1++) = 'D';
if (IsViewip(acptr))
*(p1++) = 'X';
}
if (!fields || (fields & WHO_FIELD_DIS))
{
*p1++ = ' ';
if (!fields)
*p1++ = ':'; /* Place colon here for default reply */
if (feature_bool(FEAT_HIS_WHO_HOPCOUNT) && !IsAnOper(sptr))
*p1++ = (sptr == acptr) ? '0' : '3';
else
/* three digit hopcount maximum */
p1 += ircd_snprintf(0, p1, 3, "%d", cli_hopcount(acptr));
}
if (fields & WHO_FIELD_IDL)
{
*p1++ = ' ';
if (MyUser(acptr)) {
p1 += ircd_snprintf(0, p1, 11, "%d",
CurrentTime - cli_user(acptr)->last);
}
else {
*p1++ = '0';
}
}
if (!fields || (fields & WHO_FIELD_REN))
{
char *p2 = cli_info(acptr);
*p1++ = ' ';
if (fields)
*p1++ = ':'; /* Place colon here for special reply */
while ((*p2) && (*(p1++) = *(p2++)));
}
if (fields & WHO_FIELD_ACC)
{
char *p2 = cli_user(acptr)->account;
*(p1++) = ' ';
while ((*p2) && (*(p1++) = *(p2++)));
}
/* The first char will always be an useless blank and we
need to terminate buf1 */
*p1 = '\0';
p1 = buf1;
send_reply(sptr, fields ? RPL_WHOSPCRPL : RPL_WHOREPLY, ++p1);
}
/*
* Search and return as many people as matched by the wild 'nick'.
* returns the number of people found (or, obviously, 0, if none where
* found).
*/
static int do_wilds(struct Client* sptr, char *nick, int count, int parc)
{
struct Client *acptr; /* Current client we're considering */
struct User *user; /* the user portion of the client */
const char *name; /* the name of this client */
struct Membership* chan;
int invis; /* does +i apply? */
int member; /* Is this user on any channels? */
int showperson; /* Should we show this person? */
int found = 0 ; /* How many were found? */
/* Ech! This is hideous! */
for (acptr = GlobalClientList; (acptr = next_client(acptr, nick));
acptr = cli_next(acptr))
{
if (!IsRegistered(acptr))
continue;
if (IsServer(acptr))
continue;
/*
* I'm always last :-) and acptr->next == 0!!
*
* Isomer: Does this strike anyone else as being a horrible hideous
* hack?
*/
if (IsMe(acptr)) {
assert(!cli_next(acptr));
break;
}
/*
* 'Rules' established for sending a WHOIS reply:
*
* - if wildcards are being used don't send a reply if
* the querier isn't any common channels and the
* client in question is invisible.
*
* - only send replies about common or public channels
* the target user(s) are on;
*/
user = cli_user(acptr);
name = (!*(cli_name(acptr))) ? "?" : cli_name(acptr);
assert(user);
invis = (acptr != sptr) && IsInvisible(acptr);
member = (user && user->channel) ? 1 : 0;
showperson = !invis && !member;
/* Should we show this person now? */
if (showperson) {
found++;
do_whois(sptr, acptr, parc);
if (count+found>MAX_WHOIS_LINES)
return found;
continue;
}
/* Step through the channels this user is on */
for (chan = user->channel; chan; chan = chan->next_channel)
{
struct Channel *chptr = chan->channel;
/* If this is a public channel, show the person */
if (!invis && PubChannel(chptr)) {
showperson = 1;
break;
}
/* if this channel is +p and not +s, show them */
if (!invis && HiddenChannel(chptr) && !SecretChannel(chptr)) {
showperson = 1;
break;
}
member = find_channel_member(sptr, chptr) ? 1 : 0;
if (invis && !member)
continue;
/* If sptr isn't really on this channel, skip it */
if (IsZombie(chan))
continue;
/* Is this a common channel? */
if (member) {
showperson = 1;
break;
}
} /* of for (chan in channels) */
/* Don't show this person */
if (!showperson)
continue;
do_whois(sptr, acptr, parc);
found++;
if (count+found>MAX_WHOIS_LINES)
return found;
} /* of global client list */
return found;
}
