+static CMD_FUNC(cmd_whois)
+{
+ struct userNode *from;
+ struct userNode *who;
+ char buf[MAXLEN];
+ unsigned int i, mlen, len;
+
+ if (argc < 3)
+ return 0;
+ if (!(from = GetUserH(origin))) {
+ log_module(MAIN_LOG, LOG_ERROR, "Could not find WHOIS origin user %s", origin);
+ return 0;
+ }
+ if(!(who = GetUserH(argv[2]))) {
+ irc_numeric(from, ERR_NOSUCHNICK, "%s@%s :No such nick", argv[2], self->name);
+ return 1;
+ }
+
+ if (IsFakeHost(who) && IsHiddenHost(who))
+ irc_numeric(from, RPL_WHOISUSER, "%s %s %s * :%s", who->nick, who->ident, who->fakehost, who->info);
+ else if (IsHiddenHost(who) && who->handle_info && hidden_host_suffix)
+ irc_numeric(from, RPL_WHOISUSER, "%s %s %s.%s * :%s", who->nick, who->ident, who->handle_info->handle, hidden_host_suffix, who->info);
+ else
+ irc_numeric(from, RPL_WHOISUSER, "%s %s %s * :%s", who->nick, who->ident, who->hostname, who->info);
+
+ if ((!IsService(who) && !IsNoChan(who)) || (from == who)) {
+ struct modeNode *mn;
+ mlen = strlen(self->name) + strlen(from->nick) + 12 + strlen(who->nick);
+ len = 0;
+ *buf = '\0';
+ for (i = 0; i < who->channels.used; i++)
+ {
+ mn = who->channels.list[i];
+
+ if (!IsOper(from) && (mn->channel->modes & (MODE_PRIVATE | MODE_SECRET)) && !GetUserMode(mn->channel, from))
+ continue;
+
+ if (len + strlen(mn->channel->name) + mlen > MAXLEN - 5)
+ {
+ irc_numeric(from, RPL_WHOISCHANNELS, "%s :%s", who->nick, buf);
+ *buf = '\0';
+ len = 0;
+ }
+
+ if (IsDeaf(who))
+ *(buf + len++) = '-';
+ if ((mn->channel->modes & (MODE_PRIVATE | MODE_SECRET)) && !GetUserMode(mn->channel, from))
+ *(buf + len++) = '*';
+ if (mn->modes & MODE_CHANOP)
+ *(buf + len++) = '@';
+ else if (mn->modes & MODE_VOICE)
+ *(buf + len++) = '+';
+
+ if (len)
+ *(buf + len) = '\0';
+ strcpy(buf + len, mn->channel->name);
+ len += strlen(mn->channel->name);
+ strcat(buf + len, " ");
+ len++;
+ }
+ if (buf[0] != '\0')
+ irc_numeric(from, RPL_WHOISCHANNELS, "%s :%s", who->nick, buf);
+ }
+
+ if (his_servername && his_servercomment && !IsOper(from) && from != who)
+ irc_numeric(from, RPL_WHOISSERVER, "%s %s :%s", who->nick, his_servername, his_servercomment);
+ else
+ irc_numeric(from, RPL_WHOISSERVER, "%s %s :%s", who->nick, who->uplink->name, who->uplink->description);
+
+ if (IsAway(who))
+ irc_numeric(from, RPL_AWAY, "%s :Away", who->nick);
+ if (IsOper(who))
+ irc_numeric(from, RPL_WHOISOPERATOR, "%s :%s", who->nick, IsLocal(who) ? "is a megalomaniacal power hungry tyrant" : "is an IRC Operator");
+ if (who->handle_info)
+ irc_numeric(from, RPL_WHOISACCOUNT, "%s %s :is logged in as", who->nick, who->handle_info->handle);
+ if (IsHiddenHost(who) && who->handle_info && (IsOper(from) || from == who))
+ irc_numeric(from, RPL_WHOISACTUALLY, "%s %s@%s %s :Actual user@host, Actual IP", who->nick, who->ident, who->hostname, irc_ntoa(&who->ip));
+ if (IsLocal(who) && !IsService(who) && (!IsNoIdle(who) || IsOper(from) || from == who))
+ irc_numeric(from, RPL_WHOISIDLE, "%s %ld %ld :seconds idle, signon time", who->nick, now - who->idle_since, who->timestamp);
+
+ irc_numeric(from, RPL_ENDOFWHOIS, "%s :End of /WHOIS list", who->nick);
+ return 1;
+}
+