/* Check if I am a halfop. Returns boolean 1 or 0. */ static int me_halfop(struct chanset_t *chan) { memberlist *mx = NULL; mx = ismember(chan, botname); if (!mx) return 0; if (chan_hashalfop(mx)) return 1; else return 0; }
/* Report the channel status of every active channel to dcc chat every * 5 minutes. */ static void status_log() { masklist *b; memberlist *m; struct chanset_t *chan; char s[20], s2[20]; int chops, halfops, voice, nonops, bans, invites, exempts; if (!server_online) return; for (chan = chanset; chan != NULL; chan = chan->next) { if (channel_active(chan) && channel_logstatus(chan) && !channel_inactive(chan)) { chops = 0; voice = 0; halfops = 0; for (m = chan->channel.member; m && m->nick[0]; m = m->next) { if (chan_hasop(m)) chops++; else if (chan_hashalfop(m)) halfops++; else if (chan_hasvoice(m)) voice++; } nonops = (chan->channel.members - (chops + voice + halfops)); for (bans = 0, b = chan->channel.ban; b->mask[0]; b = b->next) bans++; for (exempts = 0, b = chan->channel.exempt; b->mask[0]; b = b->next) exempts++; for (invites = 0, b = chan->channel.invite; b->mask[0]; b = b->next) invites++; sprintf(s, "%d", exempts); sprintf(s2, "%d", invites); putlog(LOG_MISC, chan->dname, "%s%s (%s) : [m/%d o/%d h/%d v/%d n/%d b/%d e/%s I/%s]", me_op(chan) ? "@" : me_voice(chan) ? "+" : me_halfop(chan) ? "%" : "", chan->dname, getchanmode(chan), chan->channel.members, chops, halfops, voice, nonops, bans, use_exempts ? s : "-", use_invites ? s2 : "-"); } } }
/* Queue a channel mode change */ static void real_add_mode(struct chanset_t *chan, char plus, char mode, char *op) { int i, type, modes, l; masklist *m; memberlist *mx; char s[21]; /* Some IRCds do not allow halfops to set certain modes. The modes halfops * are not allowed to set can be changed in chan.h. */ #ifdef NO_HALFOP_CHANMODES if (!me_op(chan)) #else if (HALFOP_CANTDOMODE(mode)) #endif return; if (mode == 'o' || mode == 'h' || mode == 'v') { mx = ismember(chan, op); if (!mx) return; if (plus == '-' && mode == 'o') { if (chan_sentdeop(mx) || !chan_hasop(mx)) return; mx->flags |= SENTDEOP; } if (plus == '+' && mode == 'o') { if (chan_sentop(mx) || chan_hasop(mx)) return; mx->flags |= SENTOP; } if (plus == '-' && mode == 'h') { if (chan_sentdehalfop(mx) || !chan_hashalfop(mx)) return; mx->flags |= SENTDEHALFOP; } if (plus == '+' && mode == 'h') { if (chan_senthalfop(mx) || chan_hashalfop(mx)) return; mx->flags |= SENTHALFOP; } if (plus == '-' && mode == 'v') { if (chan_sentdevoice(mx) || !chan_hasvoice(mx)) return; mx->flags |= SENTDEVOICE; } if (plus == '+' && mode == 'v') { if (chan_sentvoice(mx) || chan_hasvoice(mx)) return; mx->flags |= SENTVOICE; } } if (chan->compat == 0) { if (mode == 'e' || mode == 'I') chan->compat = 2; else chan->compat = 1; } else if (mode == 'e' || mode == 'I') { if (prevent_mixing && chan->compat == 1) flush_mode(chan, NORMAL); } else if (prevent_mixing && chan->compat == 2) flush_mode(chan, NORMAL); if (mode == 'o' || mode == 'h' || mode == 'b' || mode == 'v' || mode == 'e' || mode == 'I') { type = (plus == '+' ? PLUS : MINUS) | (mode == 'o' ? CHOP : (mode == 'h' ? CHHOP : (mode == 'b' ? BAN : (mode == 'v' ? VOICE : (mode == 'e' ? EXEMPT : INVITE))))); /* * FIXME: Some networks remove overlapped bans, * IRCnet does not (poptix/drummer) * * Note: On IRCnet ischanXXX() should be used, otherwise isXXXed(). */ if ((plus == '-' && ((mode == 'b' && !ischanban(chan, op)) || (mode == 'e' && !ischanexempt(chan, op)) || (mode == 'I' && !ischaninvite(chan, op)))) || (plus == '+' && ((mode == 'b' && ischanban(chan, op)) || (mode == 'e' && ischanexempt(chan, op)) || (mode == 'I' && ischaninvite(chan, op))))) return; /* If there are already max_bans bans, max_exempts exemptions, * max_invites invitations or max_modes +b/+e/+I modes on the * channel, don't try to add one more. */ if (plus == '+' && (mode == 'b' || mode == 'e' || mode == 'I')) { int bans = 0, exempts = 0, invites = 0; for (m = chan->channel.ban; m && m->mask[0]; m = m->next) bans++; if ((mode == 'b') && (bans >= max_bans)) return; for (m = chan->channel.exempt; m && m->mask[0]; m = m->next) exempts++; if ((mode == 'e') && (exempts >= max_exempts)) return; for (m = chan->channel.invite; m && m->mask[0]; m = m->next) invites++; if ((mode == 'I') && (invites >= max_invites)) return; if (bans + exempts + invites >= max_modes) return; } /* op-type mode change */ for (i = 0; i < modesperline; i++) if (chan->cmode[i].type == type && chan->cmode[i].op != NULL && !rfc_casecmp(chan->cmode[i].op, op)) return; /* Already in there :- duplicate */ l = strlen(op) + 1; if (chan->bytes + l > mode_buf_len) flush_mode(chan, NORMAL); for (i = 0; i < modesperline; i++) if (chan->cmode[i].type == 0) { chan->cmode[i].type = type; chan->cmode[i].op = (char *) channel_malloc(l); chan->bytes += l; /* Add 1 for safety */ strcpy(chan->cmode[i].op, op); break; } } /* +k ? store key */ else if (plus == '+' && mode == 'k') { if (chan->key) nfree(chan->key); chan->key = (char *) channel_malloc(strlen(op) + 1); if (chan->key) strcpy(chan->key, op); } /* -k ? store removed key */ else if (plus == '-' && mode == 'k') { if (chan->rmkey) nfree(chan->rmkey); chan->rmkey = (char *) channel_malloc(strlen(op) + 1); if (chan->rmkey) strcpy(chan->rmkey, op); } /* +l ? store limit */ else if (plus == '+' && mode == 'l') chan->limit = atoi(op); else { /* Typical mode changes */ if (plus == '+') strcpy(s, chan->pls); else strcpy(s, chan->mns); if (!strchr(s, mode)) { if (plus == '+') { chan->pls[strlen(chan->pls) + 1] = 0; chan->pls[strlen(chan->pls)] = mode; } else { chan->mns[strlen(chan->mns) + 1] = 0; chan->mns[strlen(chan->mns)] = mode; } } } modes = modesperline; /* Check for full buffer. */ for (i = 0; i < modesperline; i++) if (chan->cmode[i].type) modes--; if (include_lk && chan->limit) modes--; if (include_lk && chan->rmkey) modes--; if (include_lk && chan->key) modes--; if (modes < 1) flush_mode(chan, NORMAL); /* Full buffer! Flush modes. */ }
static int gotmode(char *from, char *origmsg) { char *nick, *ch, *op, *chg, *msg; char s[UHOSTLEN], buf[511]; char ms2[3]; int z; struct userrec *u; memberlist *m; struct chanset_t *chan; strncpy(buf, origmsg, 510); buf[510] = 0; msg = buf; /* Usermode changes? */ if (msg[0] && (strchr(CHANMETA, msg[0]) != NULL)) { ch = newsplit(&msg); chg = newsplit(&msg); reversing = 0; chan = findchan(ch); if (!chan) { putlog(LOG_MISC, "*", CHAN_FORCEJOIN, ch); dprintf(DP_SERVER, "PART %s\n", ch); } else if (channel_active(chan) || channel_pending(chan)) { z = strlen(msg); if (msg[--z] == ' ') /* I hate cosmetic bugs :P -poptix */ msg[z] = 0; putlog(LOG_MODES, chan->dname, "%s: mode change '%s %s' by %s", ch, chg, msg, from); u = get_user_by_host(from); get_user_flagrec(u, &user, ch); nick = splitnick(&from); m = ismember(chan, nick); if (m) m->last = now; if (m && channel_active(chan) && (me_op(chan) || (me_halfop(chan) && !chan_hasop(m))) && !(glob_friend(user) || chan_friend(user) || (channel_dontkickops(chan) && (chan_op(user) || (glob_op(user) && !chan_deop(user))))) && !match_my_nick(nick)) { if (chan_fakeop(m) || chan_fakehalfop(m)) { putlog(LOG_MODES, ch, CHAN_FAKEMODE, ch); dprintf(DP_MODE, "KICK %s %s :%s\n", ch, nick, CHAN_FAKEMODE_KICK); m->flags |= SENTKICK; reversing = 1; } else if (!chan_hasop(m) && !chan_hashalfop(m) && !channel_nodesynch(chan)) { putlog(LOG_MODES, ch, CHAN_DESYNCMODE, ch); dprintf(DP_MODE, "KICK %s %s :%s\n", ch, nick, CHAN_DESYNCMODE_KICK); m->flags |= SENTKICK; reversing = 1; } } ms2[0] = '+'; ms2[2] = 0; while ((ms2[1] = *chg)) { int todo = 0; switch (*chg) { case '+': ms2[0] = '+'; break; case '-': ms2[0] = '-'; break; case 'i': todo = CHANINV; if (!nick[0] && bounce_modes) reversing = 1; break; case 'p': todo = CHANPRIV; if (!nick[0] && bounce_modes) reversing = 1; break; case 's': todo = CHANSEC; if (!nick[0] && bounce_modes) reversing = 1; break; case 'm': todo = CHANMODER; if (!nick[0] && bounce_modes) reversing = 1; break; case 'c': todo = CHANNOCLR; if (!nick[0] && bounce_modes) reversing = 1; break; case 'C': todo = CHANNOCTCP; if (!nick[0] && bounce_modes) reversing = 1; break; case 'R': todo = CHANREGON; if (!nick[0] && bounce_modes) reversing = 1; break; case 'M': todo = CHANMODREG; if (!nick[0] && bounce_modes) reversing = 1; break; case 'r': todo = CHANLONLY; if (!nick[0] && bounce_modes) reversing = 1; break; case 'D': todo = CHANDELJN; if (!nick[0] && bounce_modes) reversing = 1; break; case 'u': todo = CHANSTRIP; if (!nick[0] && bounce_modes) reversing = 1; break; case 'N': todo = CHANNONOTC; if (!nick[0] && bounce_modes) reversing = 1; break; case 'T': todo = CHANNOAMSG; if (!nick[0] && bounce_modes) reversing = 1; break; case 'd': todo = CHANINVIS; break; case 't': todo = CHANTOPIC; if (!nick[0] && bounce_modes) reversing = 1; break; case 'n': todo = CHANNOMSG; if (!nick[0] && bounce_modes) reversing = 1; break; case 'a': todo = CHANANON; if (!nick[0] && bounce_modes) reversing = 1; break; case 'q': todo = CHANQUIET; if (!nick[0] && bounce_modes) reversing = 1; break; case 'l': if (!nick[0] && bounce_modes) reversing = 1; if (ms2[0] == '-') { check_tcl_mode(nick, from, u, chan->dname, ms2, ""); /* The Tcl proc might have modified/removed the chan or user */ if (!(chan = modebind_refresh(ch, from, &user, NULL, NULL))) return 0; if (channel_active(chan)) { if (reversing && (chan->channel.maxmembers != 0)) { simple_sprintf(s, "%d", chan->channel.maxmembers); add_mode(chan, '+', 'l', s); } else if ((chan->limit_prot != 0) && !glob_master(user) && !chan_master(user) && !match_my_nick(nick)) { simple_sprintf(s, "%d", chan->limit_prot); add_mode(chan, '+', 'l', s); } } chan->channel.maxmembers = 0; } else { op = newsplit(&msg); fixcolon(op); if (op == '\0') break; chan->channel.maxmembers = atoi(op); check_tcl_mode(nick, from, u, chan->dname, ms2, int_to_base10(chan->channel.maxmembers)); /* The Tcl proc might have modified/removed the chan or user */ if (!(chan = modebind_refresh(ch, from, &user, NULL, NULL))) return 0; if (channel_pending(chan)) break; if ((reversing && !(chan->mode_pls_prot & CHANLIMIT)) || ((chan->mode_mns_prot & CHANLIMIT) && !glob_master(user) && !chan_master(user))) add_mode(chan, '-', 'l', ""); if ((chan->limit_prot != chan->channel.maxmembers) && (chan->mode_pls_prot & CHANLIMIT) && (chan->limit_prot != 0) && !glob_master(user) && !chan_master(user)) { simple_sprintf(s, "%d", chan->limit_prot); add_mode(chan, '+', 'l', s); } } break; case 'k': if (ms2[0] == '+') chan->channel.mode |= CHANKEY; else chan->channel.mode &= ~CHANKEY; op = newsplit(&msg); fixcolon(op); if (op == '\0') { break; } check_tcl_mode(nick, from, u, chan->dname, ms2, op); /* The Tcl proc might have modified/removed the chan or user */ if (!(chan = modebind_refresh(ch, from, &user, NULL, NULL))) return 0; if (ms2[0] == '+') { set_key(chan, op); if (channel_active(chan)) got_key(chan, nick, from, op); } else { if (channel_active(chan)) { if (reversing && chan->channel.key[0]) add_mode(chan, '+', 'k', chan->channel.key); else if (chan->key_prot[0] && !glob_master(user) && !chan_master(user) && !match_my_nick(nick)) add_mode(chan, '+', 'k', chan->key_prot); } set_key(chan, NULL); } break; case 'o': op = newsplit(&msg); fixcolon(op); if (ms2[0] == '+') got_op(chan, nick, from, op, u, &user); else got_deop(chan, nick, from, op, u); break; case 'h': op = newsplit(&msg); fixcolon(op); if (ms2[0] == '+') got_halfop(chan, nick, from, op, u, &user); else got_dehalfop(chan, nick, from, op, u); break; case 'v': op = newsplit(&msg); fixcolon(op); m = ismember(chan, op); if (!m) { if (channel_pending(chan)) break; putlog(LOG_MISC, chan->dname, CHAN_BADCHANMODE, chan->dname, op); chan->status |= CHAN_PEND; refresh_who_chan(chan->name); } else { simple_sprintf(s, "%s!%s", m->nick, m->userhost); get_user_flagrec(m->user ? m->user : get_user_by_host(s), &victim, chan->dname); if (ms2[0] == '+') { m->flags &= ~SENTVOICE; m->flags |= CHANVOICE; check_tcl_mode(nick, from, u, chan->dname, ms2, op); if (!(chan = modebind_refresh(ch, from, &user, s, &victim))) return 0; if (channel_active(chan) && !glob_master(user) && !chan_master(user) && !match_my_nick(nick)) { if (chan_quiet(victim) || (glob_quiet(victim) && !chan_voice(victim))) add_mode(chan, '-', 'v', op); else if (reversing) add_mode(chan, '-', 'v', op); } } else { m->flags &= ~SENTDEVOICE; m->flags &= ~CHANVOICE; check_tcl_mode(nick, from, u, chan->dname, ms2, op); if (!(chan = modebind_refresh(ch, from, &user, s, &victim))) return 0; if (channel_active(chan) && !glob_master(user) && !chan_master(user) && !match_my_nick(nick)) { if ((channel_autovoice(chan) && !chan_quiet(victim) && (chan_voice(victim) || glob_voice(victim))) || (!chan_quiet(victim) && (glob_gvoice(victim) || chan_gvoice(victim)))) add_mode(chan, '+', 'v', op); else if (reversing) add_mode(chan, '+', 'v', op); } } } break; case 'b': op = newsplit(&msg); fixcolon(op); if (ms2[0] == '+') got_ban(chan, nick, from, op, ch, u); else got_unban(chan, nick, from, op, ch, u); break; case 'e': op = newsplit(&msg); fixcolon(op); if (ms2[0] == '+') got_exempt(chan, nick, from, op, ch, u); else got_unexempt(chan, nick, from, op, ch, u); break; case 'I': op = newsplit(&msg); fixcolon(op); if (ms2[0] == '+') got_invite(chan, nick, from, op, ch, u); else got_uninvite(chan, nick, from, op, ch, u); break; } if (todo) { check_tcl_mode(nick, from, u, chan->dname, ms2, ""); if (!(chan = modebind_refresh(ch, from, &user, NULL, NULL))) return 0; if (ms2[0] == '+') chan->channel.mode |= todo; else chan->channel.mode &= ~todo; if (channel_active(chan)) { if ((((ms2[0] == '+') && (chan->mode_mns_prot & todo)) || ((ms2[0] == '-') && (chan->mode_pls_prot & todo))) && !glob_master(user) && !chan_master(user) && !match_my_nick(nick)) add_mode(chan, ms2[0] == '+' ? '-' : '+', *chg, ""); else if (reversing && ((ms2[0] == '+') || (chan->mode_pls_prot & todo)) && ((ms2[0] == '-') || (chan->mode_mns_prot & todo))) add_mode(chan, ms2[0] == '+' ? '-' : '+', *chg, ""); } } chg++; } if (!me_op(chan) && !nick[0]) chan->status |= CHAN_ASKEDMODES; } } return 0; }