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users.c
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/* Routines to maintain a list of online users.
*
* Services is copyright (c) 1996-1999 Andy Church.
* E-mail: <achurch@dragonfire.net>
* This program is free but copyrighted software; see the file COPYING for
* details.
*/
#include "services.h"
#include "language.h"
#define HASH(nick) (((nick)[0]&31)<<5 | ((nick)[1]&31))
static User *userlist[1024];
time_t maxusertime;
int servercnt = 0, usercnt = 0, opcnt = 0, maxusercnt = 0;
/*************************************************************************/
/*************************************************************************/
/* Allocate a new User structure, fill in basic values, link it to the
* overall list, and return it. Always successful.
*/
static User *new_user(const char *nick)
{
User *user, **list;
user = scalloc(sizeof(User), 1);
if (!nick)
nick = "";
strscpy(user->nick, nick, NICKMAX);
list = &userlist[HASH(user->nick)];
user->next = *list;
if (*list)
(*list)->prev = user;
*list = user;
user->real_ni = findnick(nick);
if (user->real_ni)
user->ni = getlink(user->real_ni);
else
user->ni = NULL;
usercnt++;
if (usercnt > maxusercnt) {
maxusercnt = usercnt;
maxusertime = time(NULL);
if (LogMaxUsers)
log("user: Nuevo record de usuarios: %d", maxusercnt);
}
return user;
}
/*************************************************************************/
/* Change the nickname of a user, and move pointers as necessary. */
static void change_user_nick(User *user, const char *nick)
{
User **list;
if (user->prev)
user->prev->next = user->next;
else
userlist[HASH(user->nick)] = user->next;
if (user->next)
user->next->prev = user->prev;
user->nick[1] = 0; /* paranoia for zero-length nicks */
strscpy(user->nick, nick, NICKMAX);
list = &userlist[HASH(user->nick)];
user->next = *list;
user->prev = NULL;
if (*list)
(*list)->prev = user;
*list = user;
user->real_ni = findnick(nick);
if (user->real_ni)
user->ni = getlink(user->real_ni);
else
user->ni = NULL;
}
/*************************************************************************/
/* Remove and free a User structure. */
static void delete_user(User *user)
{
struct u_chanlist *c, *c2;
struct u_chaninfolist *ci, *ci2;
Server *server = find_servername(user->server);
if (debug >= 2)
log("debug: delete_user() called");
if (server)
server->users--;
usercnt--;
if (user->mode & UMODE_O)
opcnt--;
cancel_user(user);
if (debug >= 2)
log("debug: delete_user(): free user data");
#ifdef IRC_UNDERNET_P10
free(user->numerico);
#endif
free(user->username);
free(user->host);
free(user->realname);
free(user->server);
if (debug >= 2)
log("debug: delete_user(): remove from channels");
c = user->chans;
while (c) {
c2 = c->next;
chan_deluser(user, c->chan);
free(c);
c = c2;
}
if (debug >= 2)
log("debug: delete_user(): free founder data");
ci = user->founder_chans;
while (ci) {
ci2 = ci->next;
free(ci);
ci = ci2;
}
if (debug >= 2)
log("debug: delete_user(): delete from list");
if (user->prev)
user->prev->next = user->next;
else
userlist[HASH(user->nick)] = user->next;
if (user->next)
user->next->prev = user->prev;
if (debug >= 2)
log("debug: delete_user(): free user structure");
free(user);
if (debug >= 2)
log("debug: delete_user() done");
}
/*************************************************************************/
void del_users_server(Server *server)
{
int i;
User *user, *u2;
struct u_chanlist *c, *c2;
struct u_chaninfolist *ci, *ci2;
for (i = 0;i < 1024;i++) {
user=userlist[i];
while(user) {
if (stricmp(user->server, server->name) != 0) {
user=user->next;
continue;
}
usercnt--;
if (user->mode & UMODE_O)
opcnt--;
cancel_user(user);
free(user->username);
free(user->host);
free(user->realname);
c = user->chans;
while (c) {
c2 = c->next;
chan_deluser(user, c->chan);
free(c);
c = c2;
}
ci = user->founder_chans;
while (ci) {
ci2 = ci->next;
free(ci);
ci = ci2;
}
u2 = user->next;
if (user->prev)
user->prev->next = user->next;
else
userlist[i] = user->next;
if (user->next)
user->next->prev = user->prev;
free (user);
user = u2; /* Usuario siguiente */
} // while...
} // fin del for de users.
}
/*************************************************************************/
/*************************************************************************/
/* Return statistics. Pointers are assumed to be valid. */
void get_user_stats(long *nusers, long *memuse)
{
long count = 0, mem = 0;
int i;
User *user;
struct u_chanlist *uc;
struct u_chaninfolist *uci;
for (i = 0; i < 1024; i++) {
for (user = userlist[i]; user; user = user->next) {
count++;
mem += sizeof(*user);
#ifdef IRC_UNDERNET_P10
if (user->numeric)
mem += strlen(user->numeric)+1;
#endif
if (user->username)
mem += strlen(user->username)+1;
if (user->host)
mem += strlen(user->host)+1;
if (user->realname)
mem += strlen(user->realname)+1;
if (user->server)
mem += strlen(user->server)+1;
for (uc = user->chans; uc; uc = uc->next)
mem += sizeof(*uc);
for (uci = user->founder_chans; uci; uci = uci->next)
mem += sizeof(*uci);
}
}
*nusers = count;
*memuse = mem;
}
/*************************************************************************/
#ifdef DEBUG_COMMANDS
/* Send the current list of users to the named user. */
void send_user_list(User *user)
{
User *u;
#ifdef IRC_UNDERNET_P10
const char *source = user->numerico;
#else
const char *source = user->nick;
#endif
for (u = firstuser(); u; u = nextuser()) {
char buf[BUFSIZE], *s;
struct u_chanlist *c;
struct u_chaninfolist *ci;
privmsg(s_OperServ, source, "%s!%s@%s +%s%s%s%s%s%s%s%s%s%s %ld %s :%s",
u->nick, u->username, u->host,
(u->mode&UMODE_G)?"g":"", (u->mode&UMODE_I)?"i":"",
(u->mode&UMODE_O)?"o":"", (u->mode&UMODE_S)?"s":"",
(u->mode&UMODE_R)?"r":"", (u->mode&UMODE_X)?"x":"",
(u->mode&UMODE_H)?"h":"", (u->mode&UMODE_Z)?"X":"",
(u->mode&UMODE_W)?"w":"", (u->mode&UMODE_K)?"k":"",
// u->signon, u->server, u->realname);
u->signon, servers[u->server].name, u->realname);
buf[0] = 0;
s = buf;
for (c = u->chans; c; c = c->next)
s += snprintf(s, sizeof(buf)-(s-buf), " %s", c->chan->name);
privmsg(s_OperServ, source, "%s esta en canales:%s", u->nick, buf);
buf[0] = 0;
s = buf;
for (ci = u->founder_chans; ci; ci = ci->next)
s += snprintf(s, sizeof(buf)-(s-buf), " %s", ci->chan->name);
privmsg(s_OperServ, source, "%s es founder en%s", u->nick, buf);
}
}
/* Send information about a single user to the named user. Nick is taken
* from strtok(). */
void send_user_info(User *user)
{
char *nick = strtok(NULL, " ");
User *u = nick ? finduser(nick) : NULL;
char buf[BUFSIZE], *s;
struct u_chanlist *c;
struct u_chaninfolist *ci;
#ifdef IRC_UNDERNET_P10
const char *source = user->numerico;
#else
const char *source = user->nick;
#endif
if (!u) {
privmsg(s_OperServ, source, "Usuario %s no encontrado!",
nick ? nick : "(null)");
return;
}
privmsg(s_OperServ, source, "%s!%s@%s +%s%s%s%s%s%s%s%s%s%s %ld %s :%s",
u->nick, u->username, u->host,
(u->mode&UMODE_G)?"g":"", (u->mode&UMODE_I)?"i":"",
(u->mode&UMODE_O)?"o":"", (u->mode&UMODE_S)?"s":"",
(u->mode&UMODE_R)?"r":"", (u->mode&UMODE_X)?"x":"",
(u->mode&UMODE_H)?"h":"", (u->mode&UMODE_Z)?"X":"",
(u->mode&UMODE_W)?"w":"", (u->mode&UMODE_K)?"k":"",
u->signon, u->server, u->realname);
buf[0] = 0;
s = buf;
for (c = u->chans; c; c = c->next)
s += snprintf(s, sizeof(buf)-(s-buf), " %s", c->chan->name);
privmsg(s_OperServ, source, "%s esta en canales:%s", u->nick, buf);
buf[0] = 0;
s = buf;
for (ci = u->founder_chans; ci; ci = ci->next)
s += snprintf(s, sizeof(buf)-(s-buf), " %s", ci->chan->name);
privmsg(s_OperServ, source, "%s es founder en%s", u->nick, buf);
}
#endif /* DEBUG_COMMANDS */
/*************************************************************************/
/* Find a user by nick. Return NULL if user could not be found. */
User *finduser(const char *nick)
{
User *user;
if (debug >= 3)
log("debug: finduser(%p)", nick);
user = userlist[HASH(nick)];
while (user && stricmp(user->nick, nick) != 0)
user = user->next;
if (debug >= 3)
log("debug: finduser(%s) -> %p", nick, user);
#ifdef IRC_UNDERNET_P10
if (user)
return user;
else
return finduserP10(sstrdup(nick));
#else
return user;
#endif
}
/*************************************************************************/
#ifdef IRC_UNDERNET_P10
/* Buscar nicks por el numerico :) P10
* zoltan 24-09-2000
*/
User *finduserP10(const char *numerico)
{
User *user;
int n;
if (debug)
log("debug: Buscando numerico: (%s)", numerico);
for (n=0 ; n<1024; n++) {
for (user = userlist[n]; user; user = user->next) {
if (strcmp(user->numerico, numerico) == 0)
return user;
}
}
if (debug)
log("debug: YaW>> Estoy frustrado, no encontre el numerico(%s) :'(",numerico);
return NULL;
}
#endif
/*************************************************************************/
/* Iterate over all users in the user list. Return NULL at end of list. */
static User *current;
static int next_index;
User *firstuser(void)
{
next_index = 0;
while (next_index < 1024 && current == NULL)
current = userlist[next_index++];
if (debug >= 3)
log("debug: firstuser() returning %s",
current ? current->nick : "NULL (end of list)");
return current;
}
User *nextuser(void)
{
if (current)
current = current->next;
if (!current && next_index < 1024) {
while (next_index < 1024 && current == NULL)
current = userlist[next_index++];
}
if (debug >= 3)
log("debug: nextuser() returning %s",
current ? current->nick : "NULL (end of list)");
return current;
}
/*************************************************************************/
/*************************************************************************/
/* Handle a server NICK command.
*
* En Undernet P10
* Si source = Numerico servidor , es un usuario nuevo
* av[0] = nick
* av[1] = distancia
* av[2] = hora entrada
* av[3] = User name
* av[4] = Host
* av[5] = Modos (Puede no llevar!)
* av[6|5] = IP en base 64
* av[7|6] = Numerico
* av[8|7] = Realname
*
* Si source = Trio de nick, esta cambiando el nick
* av[0] = nick
* av[1] = hora cambio
*
* En BAHAMUT
* Si es un usuario nuevo (tiene *source):
* av[0] = nick
* av[1] = distancia
* av[2] = hora entrada o cambio nick (casos de split)
* av[3] = Modos usuario o + si no tiene modos
* av[4] = User name
* av[5] = Host
* av[6] = Servidor del usuario
* av[7] = Services stamp (con modo +d)
* av[8] = Realname
* Else (no tiene *source):
* av[0] = nick
* av[1] = hora cambio
*
* En otras redes
* av[0] = nick
* Si es un usuario nuevo:
* av[1] = hop count
* av[2] = signon time
* av[3] = username
* av[4] = hostname
* av[5] = user's server
* av[6] = user's real name
* Else:
* av[1] = time of change
*/
void do_nick(const char *source, int ac, char **av)
{
User *user;
Server *server;
#ifdef IRC_UNDERNET_P10
char **av_umode;
#endif
NickInfo *new_ni; /* New master nick */
int ni_changed = 1; /* Did master nick change? */
#ifdef IRC_UNDERNET_P10
if (ac != 2) {
#else
if (!*source) {
#endif
/* This is a new user; create a User structure for it. */
if (debug)
log("debug: new user: %s", av[0]);
/* We used to ignore the ~ which a lot of ircd's use to indicate no
* identd response. That caused channel bans to break, so now we
* just take what the server gives us. People are still encouraged
* to read the RFCs and stop doing anything to usernames depending
* on the result of an identd lookup.
*/
/* First check for AKILLs. */
#ifdef IRC_UNDERNET_P10
/* He cambiado el av[0] (nick) al av del numerico :)
* a los chequeos de akill y clones
* zoltan 24-10-2000
*/
if (ac > 7)
if (check_akill(av[ac-2], av[3], av[4]))
#else
if (check_akill(av[0], av[3], av[4]))
#endif
return;
/* Allocate User structure and fill it in. */
#ifdef IRC_UNDERNET_P10
if (ac != 8 && ac > 7) {
/* Lleva los modos en ac[5] */
server = find_servernumeric(source);
user = new_user(av[0]);
user->numerico = sstrdup(av[7]);
user->signon = atol(av[2]);
user->username = sstrdup(av[3]);
user->host = sstrdup(av[4]);
user->server = sstrdup(server->name);
server->users++;
user->realname = sstrdup(av[8]);
/* Ajusta los modos para el nuevo usuario */
av_umode = smalloc(sizeof(char *) *2);
av_umode[0] = av[0];
av_umode[1] = av[5];
do_umode(av[0], 2, av_umode);
free(av_umode);
// user->timestamp = user->signon;
user->my_signon = time(NULL);
} else {
/* Cuando no lleva los modos */
server = find_servernumeric(source);
user = new_user(av[0]);
user->numerico = sstrdup(av[6]);
user->signon = atol(av[2]);
user->username = sstrdup(av[3]);
user->host = sstrdup(av[4]);
user->server = sstrdup(server->name);
server->users++;
user->realname = sstrdup(av[7]);
// user->timestamp = user->signon;
user->my_signon = time(NULL);
}
#else
/* Resto de servidores */
server = find_servername(av[5]);
user = new_user(av[0]);
user->signon = atol(av[2]);
user->username = sstrdup(av[3]);
user->host = sstrdup(av[4]);
user->server = sstrdup(server->name);
server->users++;
user->realname = sstrdup(av[6]);
// user->timestamp = user->signon;
user->my_signon = time(NULL);
#endif
display_news(user, NEWS_LOGON);
} else {
/* An old user changing nicks. */
user = finduser(source);
if (!user) {
log("user: NICK from nonexistent nick %s: %s", source,
merge_args(ac, av));
return;
}
if (debug)
log("debug: %s changes nick to %s", user->nick, av[0]);
/* Changing nickname case isn't a real change. Only update
* my_signon if the nicks aren't the same, case-insensitively. */
if (stricmp(av[0], user->nick) != 0)
user->my_signon = time(NULL);
// user->timestamp = atol(av[1]);
new_ni = findnick(av[0]);
if (new_ni)
new_ni = getlink(new_ni);
if (new_ni != user->ni)
cancel_user(user);
else
ni_changed = 0;
change_user_nick(user, av[0]);
}
if (ni_changed) {
if (validate_user(user))
check_memos(user);
#ifdef IRC_TERRA
if (nick_identified(user)) {
send_cmd(ServerName, "SVSMODE %s +r", av[0]);
}
#endif
}
}
/*************************************************************************/
void join_shadow_chan(const char *canal)
{
send_cmd(s_ShadowServ, "JOIN %s", canal);
}
void part_shadow_chan(const char *canal)
{
send_cmd(s_ShadowServ, "PART %s", canal);
}
/* Handle a JOIN command.
* av[0] = channels to join
*/
void do_join(const char *source, int ac, char **av)
{
User *user;
char *s, *t;
struct u_chanlist *c, *nextc;
ChannelInfo *ci;
user = finduser(source);
if (!user) {
log("user: JOIN from nonexistent user %s: %s", source,
merge_args(ac, av));
return;
}
t = av[0];
while (*(s=t)) {
t = s + strcspn(s, ",");
if (*t)
*t++ = 0;
if (debug)
log("debug: %s joins %s", source, s);
/* Soporte para JOIN #,0 */
if ((*s == '0') || (*s == '+')) {
c = user->chans;
while (c) {
nextc = c->next;
chan_deluser(user, c->chan);
free(c);
c = nextc;
}
user->chans = NULL;
continue;
}
/* Make sure check_kick comes before chan_adduser, so banned users
* don't get to see things like channel keys. */
if (check_kick(user, s))
continue;
chan_adduser(user, s);
/* Añadir soporte aviso de MemoServ si hay memos en el canal que entras */
if ((ci = cs_findchan(s)) && !(ci->flags & CI_VERBOTEN)) {
check_cs_memos(user, ci);
if (ci->entry_message)
#ifdef IRC_UNDERNET_P10
notice(s_ChanServ, user->numerico, "%s", ci->entry_message);
#else
notice(s_ChanServ, user->nick, "%s", ci->entry_message);
#endif
}
c = smalloc(sizeof(*c));
c->next = user->chans;
c->prev = NULL;
if (user->chans)
user->chans->prev = c;
user->chans = c;
c->chan = findchan(s);
}
}
/*************************************************************************/
/* Handle a PART command.
* av[0] = channels to leave
* av[1] = reason (optional)
*/
void do_part(const char *source, int ac, char **av)
{
User *user;
char *s, *t;
struct u_chanlist *c;
user = finduser(source);
if (!user) {
log("user: PART from nonexistent user %s: %s", source,
merge_args(ac, av));
return;
}
t = av[0];
while (*(s=t)) {
t = s + strcspn(s, ",");
if (*t)
*t++ = 0;
if (debug)
log("debug: %s leaves %s", source, s);
for (c = user->chans; c && stricmp(s, c->chan->name) != 0; c = c->next)
;
if (c) {
if (!c->chan) {
log("user: BUG parting %s: channel entry found but c->chan NULL"
, s);
return;
}
chan_deluser(user, c->chan);
if (c->next)
c->next->prev = c->prev;
if (c->prev)
c->prev->next = c->next;
else
user->chans = c->next;
free(c);
}
}
}
/*************************************************************************/
/* Handle a KICK command.
* av[0] = channel
* av[1] = nick(s) being kicked
* av[2] = reason
*/
void do_kick(const char *source, int ac, char **av)
{
User *user;
char *s, *t;
struct u_chanlist *c;
t = av[1];
while (*(s=t)) {
t = s + strcspn(s, ",");
if (*t)
*t++ = 0;
#ifdef IRC_UNDERNET_P10
user = finduserP10(s);
#else
user = finduser(s);
#endif
if (!user) {
log("user: KICK for nonexistent user %s on %s: %s", s, av[0],
merge_args(ac-2, av+2));
continue;
}
if (debug)
log("debug: kicking %s from %s", user->nick, av[0]);
for (c = user->chans; c && stricmp(av[0], c->chan->name) != 0;
c = c->next)
;
if (c) {
chan_deluser(user, c->chan);
if (c->next)
c->next->prev = c->prev;
if (c->prev)
c->prev->next = c->next;
else
user->chans = c->next;
free(c);
}
}
}
/*************************************************************************/
/* Handle a MODE command for a user.
* av[0] = nick to change mode for
* av[1] = modes
*/
void do_umode(const char *source, int ac, char **av)
{
User *user;
char *s;
#if defined (IRC_HISPANO) || defined (IRC_TERRA)
NickInfo *new_ni;
#endif
int add = 1; /* 1 if adding modes, 0 if deleting */
if (stricmp(source, av[0]) != 0) {
log("user: MODE %s %s from different nick %s!", av[0], av[1], source);
canalopers(NULL, "%s attempted to change mode %s for %s",
source, av[1], av[0]);
return;
}
user = finduser(source);
if (!user) {
log("user: MODE %s for nonexistent nick %s: %s", av[1], source,
merge_args(ac, av));
return;
}
if (debug)
log("debug: Changing mode for %s to %s", source, av[1]);
s = av[1];
while (*s) {
switch (*s++) {
case '+': add = 1; break;
case '-': add = 0; break;
#ifdef IRC_TERRA_1
case 'r':
if (add && !nick_identified(user)) {
send_cmd(ServerName, "SVSMODE %s -r", av[0]);
}
break;
#endif
case 'i': add ? (user->mode |= UMODE_I) : (user->mode &= ~UMODE_I);
break;
case 'w': add ? (user->mode |= UMODE_W) : (user->mode &= ~UMODE_W);
break;
case 'g': add ? (user->mode |= UMODE_G) : (user->mode &= ~UMODE_G);
break;
case 's': add ? (user->mode |= UMODE_S) : (user->mode &= ~UMODE_S);
break;
#if defined (IRC_HISPANO) || defined (IRC_TERRA)
case 'x': add ? (user->mode |= UMODE_X) : (user->mode &= ~UMODE_X);
break;
case 'X': add ? (user->mode |= UMODE_Z) : (user->mode &= ~UMODE_Z);
break;
case 'k': add ? (user->mode |= UMODE_K) : (user->mode &= ~UMODE_K);
break;
case 'S':
if (add) {
user->mode |= UMODE_R;
new_ni = findnick(user->nick);
if (new_ni && !(new_ni->status & NS_SUSPENDED
|| new_ni->status & NS_VERBOTEN)) {
new_ni->status |= NS_IDENTIFIED;
new_ni->id_timestamp = user->signon;
if (!(new_ni->status & NS_RECOGNIZED)) {
new_ni->last_seen = time(NULL);
if (new_ni->last_usermask);
free(new_ni->last_usermask);
new_ni->last_usermask = smalloc(strlen(user->username)+strlen(user->host)+2);
sprintf(new_ni->last_usermask, "%s@%s", user->username, user->host);
if (new_ni->last_realname)
free(new_ni->last_realname);
new_ni->last_realname = sstrdup(user->realname);
}
log("%s: %s!%s@%s AUTO-identified for nick %s", s_NickServ,
user->nick, user->username, user->host, user->nick);
/* notice_lang(s_NickServ, user, NICK_IDENTIFY_X_MODE_R);*/
if (!(new_ni->status & NS_RECOGNIZED))
check_memos(user);
strcpy(new_ni->nick, user->nick);
}
} else {
user->mode &= ~UMODE_R;
// new_ni->status &= ~NS_IDENTIFIED;
}
break;
case 'r':
if (add) {
user->mode |= UMODE_R;
new_ni = findnick(user->nick);
if (new_ni && !(new_ni->status & NS_SUSPENDED
|| new_ni->status & NS_VERBOTEN)) {
new_ni->status |= NS_IDENTIFIED;
new_ni->id_timestamp = user->signon;
if (!(new_ni->status & NS_RECOGNIZED)) {
new_ni->last_seen = time(NULL);
if (new_ni->last_usermask);
free(new_ni->last_usermask);
new_ni->last_usermask = smalloc(strlen(user->username)+strlen(user->host)+2);
sprintf(new_ni->last_usermask, "%s@%s", user->username, user->host);
if (new_ni->last_realname)
free(new_ni->last_realname);
new_ni->last_realname = sstrdup(user->realname);
}
log("%s: %s!%s@%s AUTO-identified for nick %s", s_NickServ,
user->nick, user->username, user->host, user->nick);
/* notice_lang(s_NickServ, user, NICK_IDENTIFY_X_MODE_R);*/
if (!(new_ni->status & NS_RECOGNIZED))
check_memos(user);
strcpy(new_ni->nick, user->nick);
}
} else {
user->mode &= ~UMODE_R;
// new_ni->status &= ~NS_IDENTIFIED;
}
break;
#endif
case 'o':
if (add) {
user->mode |= UMODE_O;
canaladmins(s_OperServ, "12%s es ahora un 12IRCOP.",user->nick);
// display_news(user, NEWS_OPER);
opcnt++;
} else {
user->mode &= ~UMODE_O;
opcnt--;
}
break;
#if defined (IRC_HISPANO) || defined (IRC_TERRA)
case 'h':
if (add) {
user->mode |= UMODE_H;
canaladmins(s_OperServ, "12%s es ahora un 12OPER.", user->nick);
display_news(user, NEWS_OPER);
} else {
user->mode &= ~UMODE_H;
}
break;
#endif
}
}
}
/*************************************************************************/
/* Handle a QUIT command.
* av[0] = reason
*/
void do_quit(const char *source, int ac, char **av)
{
User *user;
NickInfo *ni;
user = finduser(source);
if (!user) {
/* Reportedly Undernet IRC servers will sometimes send duplicate
* QUIT messages for quitting users, so suppress the log warning. */
#ifndef IRC_UNDERNET
log("user: QUIT from nonexistent user %s: %s", source,
merge_args(ac, av));
#endif
return;
}
if (debug)
log("debug: %s quits", source);
if ((ni = user->ni) && (!(ni->status & NS_VERBOTEN)) &&
(ni->status & (NS_IDENTIFIED | NS_RECOGNIZED))
&& !(ni->status & NS_SUSPENDED)) {
ni = user->real_ni;
ni->last_seen = time(NULL);
if (ni->last_quit)
free(ni->last_quit);
ni->last_quit = *av[0] ? sstrdup(av[0]) : NULL;
}
delete_user(user);
}
/*************************************************************************/
/* Handle a KILL command.
* av[0] = nick being killed
* av[1] = reason
*/
void do_kill(const char *source, int ac, char **av)
{
User *user;
NickInfo *ni;
#ifdef IRC_UNDERNET_P10
user = finduserP10(av[0]);
#else
user = finduser(av[0]);
#endif
if (!user)
return;
if (debug)
log("debug: %s killed", user->nick);
if ((ni = user->ni) && (!(ni->status & NS_VERBOTEN)) &&
(ni->status & (NS_IDENTIFIED | NS_RECOGNIZED))
&& !(ni->status & NS_SUSPENDED)) {
ni = user->real_ni;
ni->last_seen = time(NULL);
if (ni->last_quit)
free(ni->last_quit);
ni->last_quit = *av[1] ? sstrdup(av[1]) : NULL;
}
delete_user(user);
}
/*************************************************************************/
/*************************************************************************/
/* Is the given nick an oper? */
int is_oper(const char *nick)
{
User *user = finduser(nick);
#if defined (IRC_HISPANO) || defined (IRC_TERRA)
return user && ((user->mode & UMODE_O) || (user->mode & UMODE_H));
#else
return user && (user->mode & UMODE_O);
#endif
}
/*************************************************************************/
/* Is the given nick on the given channel? */
int is_on_chan(const char *nick, const char *chan)
{
User *u = finduser(nick);
struct u_chanlist *c;
if (!u)
return 0;
for (c = u->chans; c; c = c->next) {
if (stricmp(c->chan->name, chan) == 0)
return 1;
}
return 0;
}
/*************************************************************************/
/* Is the given nick a channel operator on the given channel? */