/* Completely removes a channel.
*
* This includes the removal of all channel-bans, -exempts and -invites, as
* well as all user flags related to the channel.
*/
void remove_channel(struct chanset_t *chan)
{
if (chan != chanset_default) {
irc_log(chan, "Parting");
/* Remove the channel from the list, so that noone can pull it
away from under our feet during the check_part() call. */
chanset_unlink(chan);
/* Using chan->name is important here, especially for !chans <cybah> */
if (!conf.bot->hub && shouldjoin(chan) && chan->name[0])
dprintf(DP_SERVER, "PART %s\n", chan->name);
clear_channel(chan, 0);
noshare = 1;
/* Remove channel-bans */
while (chan->bans)
u_delmask('b', chan, chan->bans->mask, 1);
/* Remove channel-exempts */
while (chan->exempts)
u_delmask('e', chan, chan->exempts->mask, 1);
/* Remove channel-invites */
while (chan->invites)
u_delmask('I', chan, chan->invites->mask, 1);
/* Remove channel specific user flags */
user_del_chan(chan->dname);
noshare = 0;
}
free(chan->channel.key);
if (chan->key)
free(chan->key);
if (chan->rmkey)
free(chan->rmkey);
free(chan);
}
/* Kill a ban/exempt/invite either globally or from a channel. */
static int script_killsomething(void *type, char *chan_name, char *mask)
{
struct chanset_t *chan = NULL;
if (chan_name && chan_name[0]) {
chan = findchan_by_dname(chan_name);
if (!chan) return(-1);
}
if (u_delmask((int) type, chan, mask, 1) > 0) {
if (!chan) {
for (chan = chanset; chan; chan = chan->next) {
add_mode(chan, '-', (int) type, mask);
}
}
else add_mode(chan, '-', (int) type, mask);
}
return(0);
}
static void cmd_mns_mask(const char type, int idx, char *par)
{
const char *cmd = (type == 'b' ? "ban" : type == 'e' ? "exempt" : "invite");
if (!par[0]) {
usage:
dprintf(idx, "Usage: -%s <hostmask> [channel]\n", cmd);
return;
}
int i = 0, j;
struct chanset_t *chan = NULL;
char s[UHOSTLEN] = "", *who = NULL, *chname = NULL, *mask = NULL;
masklist *m = NULL;
who = newsplit(&par);
if (par[0] && strchr(CHANMETA, par[0]))
chname = newsplit(&par);
/* Did they mix up the two params? */
if (!chname && strchr(CHANMETA, who[0])) {
if (par[0]) {
chname = who;
who = newsplit(&par);
} else {
goto usage;
}
}
if (!chname)
chname = dcc[idx].u.chat->con_chan;
if (chname || !(dcc[idx].user->flags & USER_MASTER)) {
if (!chname)
chname = dcc[idx].u.chat->con_chan;
get_user_flagrec(dcc[idx].user, &user, chname);
if (strchr(CHANMETA, chname[0]) && privchan(user, findchan_by_dname(chname), PRIV_OP)) {
dprintf(idx, "No such channel.\n");
return;
}
if (!chk_op(user, findchan_by_dname(chname)))
return;
}
strlcpy(s, who, sizeof s);
i = u_delmask(type, NULL, s, (dcc[idx].user->flags & USER_MASTER));
if (i > 0) {
if (lastdeletedmask)
mask = lastdeletedmask;
else
mask = s;
putlog(LOG_CMDS, "*", "#%s# -%s %s", dcc[idx].nick, cmd, mask);
dprintf(idx, "%s %s: %s\n", "Removed", cmd, s);
if (!conf.bot->hub) {
for (chan = chanset; chan != NULL; chan = chan->next)
add_mode(chan, '-', type, mask);
} else
write_userfile(idx);
return;
}
/* Channel-specific ban? */
if (chname)
chan = findchan_by_dname(chname);
if (chan) {
m = type == 'b' ? chan->channel.ban : type == 'e' ? chan->channel.exempt : chan->channel.invite;
if (str_isdigit(who) && (i = atoi(who)) > 0) {
simple_snprintf(s, sizeof s, "%d", i);
j = u_delmask(type, chan, s, 1);
if (j > 0) {
if (lastdeletedmask)
mask = lastdeletedmask;
else
mask = s;
putlog(LOG_CMDS, "*", "#%s# (%s) -%s %s", dcc[idx].nick, chan->dname, cmd, mask);
dprintf(idx, "Removed %s channel %s: %s\n", chan->dname, cmd, mask);
if (!conf.bot->hub)
add_mode(chan, '-', type, mask);
else
write_userfile(idx);
return;
}
i = 0;
for (; m && m->mask && m->mask[0]; m = m->next) {
if ((!u_equals_mask(type == 'b' ? global_bans : type == 'e' ? global_exempts :
global_invites, m->mask)) &&
(!u_equals_mask(type == 'b' ? chan->bans : type == 'e' ? chan->exempts :
chan->invites, m->mask))) {
i++;
if (i == -j) {
dprintf(idx, "%s %s '%s' on %s.\n", "Removed", cmd, m->mask, chan->dname);
putlog(LOG_CMDS, "*", "#%s# (%s) -%s %s [on channel]", dcc[idx].nick, chan->dname, cmd, who);
if (!conf.bot->hub)
add_mode(chan, '-', type, m->mask);
else
write_userfile(idx);
return;
}
}
}
} else {
j = u_delmask(type, chan, who, 1);
if (j > 0) {
putlog(LOG_CMDS, "*", "#%s# (%s) -%s %s", dcc[idx].nick, dcc[idx].u.chat->con_chan, cmd, who);
dprintf(idx, "Removed %s channel %s: %s\n", chname, cmd, who);
if (!conf.bot->hub)
add_mode(chan, '-', type, who);
else
write_userfile(idx);
return;
}
for (; m && m->mask && m->mask[0]; m = m->next) {
if (!rfc_casecmp(m->mask, who)) {
dprintf(idx, "%s %s '%s' on %s.\n", "Removed", cmd, m->mask, chan->dname);
putlog(LOG_CMDS, "*", "#%s# (%s) -%s %s [on channel]", dcc[idx].nick, chan->dname, cmd, who);
if (!conf.bot->hub)
add_mode(chan, '-', type, m->mask);
else
write_userfile(idx);
return;
}
}
}
}
dprintf(idx, "No such %s.\n", cmd);
}
