/*
* names.c: This here is used to maintain a list of all the people currently
* on your channel. Seems to work
*
*
* Written By Michael Sandrof
*
* Copyright(c) 1990
*
* See the COPYRIGHT file, or do a HELP IRCII COPYRIGHT
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "irc.h"
#include "ircaux.h"
#include "names.h"
#include "flood.h"
#include "window.h"
#include "screen.h"
#include "server.h"
#include "lastlog.h"
#include "list.h"
#include "output.h"
#include "numbers.h"
#include "timer.h"
#include "input.h"
#include "hook.h"
#include "parse.h"
#include "whowas.h"
#include "misc.h"
#include "vars.h"
#include "status.h"
#include "hash.h"
#include "fset.h"
extern char *last_split_server;
static const char mode_str[] = "iklmnpsta";
static void add_to_mode_list(char *, int, char *);
static void check_mode_list_join(char *, int);
static void show_channel(struct channel *);
static void clear_channel(struct channel *);
char *recreate_mode(struct channel *);
static void clear_mode_list(int);
static int decifer_mode(char *, char *, struct channel **, unsigned long *, char *, char *, char **);
char *channel_key(char *);
void clear_bans(struct channel *);
static struct modelist {
char *chan;
int server;
char *mode;
struct modelist *next;
} *mode_list = NULL;
static struct joinlist {
char *chan;
int server, gotinfo, winref;
struct timeval tv;
struct joinlist *next;
} *join_list = NULL;
/* clear_channel: erases all entries in a nick list for the given channel */
static void clear_channel(struct channel *chan)
{
struct nick_list *Nick, *n;
while ((Nick = next_nicklist(chan, NULL))) {
n = find_nicklist_in_channellist(Nick->nick, chan, REMOVE_FROM_LIST);
add_to_whowas_buffer(n, chan->channel, NULL, NULL);
}
clear_nicklist_hashtable(chan);
chan->totalnicks = 0;
}
struct channel *lookup_channel(char *channel, int server, int unlink)
{
register struct channel *chan = NULL, *last = NULL;
if (server == -1)
server = primary_server;
if (server == -1)
return NULL;
if (!channel || !*channel || !strcmp(channel, "*"))
channel = get_current_channel_by_refnum(0);
if (!channel)
return NULL;
chan = server_list[server].chan_list;
if (!chan)
return NULL;
while (chan) {
if (chan->server == server && !my_stricmp(chan->channel, channel)) {
if (unlink == CHAN_UNLINK) {
if (last)
last->next = chan->next;
else
server_list[server].chan_list = chan->next;
}
break;
}
last = chan;
chan = chan->next;
}
return chan;
}
void set_waiting_channel(int i)
{
Window *tmp = NULL;
while (traverse_all_windows(&tmp))
if (tmp->server == i && tmp->current_channel) {
if (tmp->bind_channel)
tmp->waiting_channel = tmp->current_channel;
else
new_free(&tmp->current_channel);
tmp->current_channel = NULL;
}
}
/* if the user is on the given channel, it returns 1. */
int im_on_channel(char *channel)
{
return (channel ? (lookup_channel(channel, from_server, 0) ? 1 : 0) : 0);
}
void add_userhost_to_channel(char *channel, char *nick, int server, char *userhost)
{
struct nick_list *new;
struct channel *chan;
if ((chan = lookup_channel(channel, server, 0)) != NULL)
if ((new = find_nicklist_in_channellist(nick, chan, 0)))
malloc_strcpy(&new->host, userhost);
}
/*
* add_channel: adds the named channel to the channel list. If the channel
* is already in the list, then the channel gets cleaned, and ready for use
* again. The added channel becomes the current channel as well.
*/
struct channel *add_channel(char *channel, int server)
{
struct channel *new = NULL;
struct whowas_chan_list *whowaschan;
if ((new = lookup_channel(channel, server, CHAN_NOUNLINK)) != NULL) {
new->connected = 1;
new->mode = 0;
new->limit = 0;
new_free(&new->s_mode);
new->server = server;
new->window = curr_scr_win;
malloc_strcpy(&(new->channel), channel);
clear_channel(new);
clear_bans(new);
} else {
if (!(whowaschan = check_whowas_chan_buffer(channel, 1))) {
new = (struct channel *) new_malloc(sizeof(struct channel));
new->connected = 1;
get_time(&new->channel_create);
malloc_strcpy(&(new->channel), channel);
} else {
new = whowaschan->channellist;
new_free(&whowaschan->channel);
new_free((char **) &whowaschan);
new_free(&(new->key));
new->mode = 0;
new_free(&new->s_mode);
new->limit = new->i_mode = 0;
clear_channel(new);
clear_bans(new);
}
new->window = get_window_by_refnum(get_win_from_join_list(channel, server)); /* curr_scr_win; */
new->server = server;
new->flags.got_modes = new->flags.got_who = new->flags.got_bans = 1;
get_time(&new->join_time);
add_to_list((struct list **) &(server_list[server].chan_list), (struct list *) new);
}
new->chop = 0;
new->voice = 0;
if (!is_current_channel(channel, server, 0)) {
Window *tmp;
Window *wind = NULL;
tmp = NULL;
while (traverse_all_windows(&tmp)) {
if (tmp->server != from_server)
continue;
if (!wind)
wind = tmp;
if (!tmp->waiting_channel && !tmp->bind_channel)
continue;
if (tmp->bind_channel && !my_stricmp(tmp->bind_channel, channel) && tmp->server == from_server) {
set_current_channel_by_refnum(tmp->refnum, channel);
new->window = tmp;
update_all_windows();
return new;
}
if (tmp->waiting_channel && !my_stricmp(tmp->waiting_channel, channel) && tmp->server == from_server) {
set_current_channel_by_refnum(tmp->refnum, channel);
new->window = tmp;
new_free(&tmp->waiting_channel);
update_all_windows();
return new;
}
}
set_current_channel_by_refnum(new->window ? new->window->refnum : 0, channel);
new->window = curr_scr_win;
}
update_all_windows();
return new;
}
/*
* add_to_channel: adds the given nickname to the given channel. If the
* nickname is already on the channel, nothing happens. If the channel is
* not on the channel list, nothing happens (although perhaps the channel
* should be addded to the list? but this should never happen)
*/
struct channel *add_to_channel(char *channel, char *nick, int server, int oper, int voice, char *userhost, char *server1, char *away)
{
struct nick_list *new = NULL;
struct channel *chan = NULL;
struct whowas_list *whowas;
int ischop = oper;
if (!(*channel == '*') && (chan = lookup_channel(channel, server, CHAN_NOUNLINK))) {
if (*nick == '+') {
nick++;
if (!my_stricmp(nick, get_server_nickname(server))) {
check_mode_list_join(channel, server);
chan->voice = 1;
}
}
if (ischop) {
if (!my_stricmp(nick, get_server_nickname(server))) {
check_mode_list_join(channel, server);
chan->chop = 1;
}
}
if (!(new = find_nicklist_in_channellist(nick, chan, 0))) {
if (!(whowas = check_whowas_buffer(nick, userhost ? userhost : "<UNKNOWN>", channel, 1))) {
new = (struct nick_list *) new_malloc(sizeof(struct nick_list));
new->idle_time = new->kicktime = new->doptime = new->nicktime = new->floodtime = new->bantime = time(NULL);
new->joincount = 1;
malloc_strcpy(&(new->nick), nick);
if (userhost)
malloc_strcpy(&new->host, userhost);
else
malloc_strcpy(&new->host, "<UNKNOWN>");
} else {
new = whowas->nicklist;
new_free(&whowas->channel);
new_free((char **) &whowas);
malloc_strcpy(&(new->nick), nick);
new->idle_time = new->kicktime = new->doptime = new->nicktime = new->floodtime = new->bantime = time(NULL);
new->sent_reop = new->sent_deop =
new->bancount = new->nickcount = new->dopcount = new->kickcount = new->floodcount = 0;
new->next = NULL;
}
add_nicklist_to_channellist(new, chan);
}
new->chanop = ischop;
new->voice = voice;
if (userhost && (strcmp(new->host, "<UNKNOWN>") == 0))
malloc_strcpy(&(new->host), userhost);
if (away) {
new->away = *away;
new->ircop = *(away + 1) == '*';
}
}
return chan;
}
char *get_channel_key(char *channel, int server)
{
struct channel *tmp;
if ((tmp = lookup_channel(channel, server, 0)) != NULL)
return (tmp->key ? tmp->key : empty_str);
return empty_str;
}
/*
* recreate_mode: converts the bitmap representation of a channels mode into
* a string
*
* This malloces what it returns, but nothing that calls this function
* is expecting to have to free anything. Therefore, this function
* should not malloc what it returns. (hop)
*
* but this leads to horrible race conditions, so we add a bit to
* the channel structure, and cache the string value of mode, and
* the u_long value of the cached string, so that each channel only
* has one copy of the string. -mrg, june '94.
*/
char *recreate_mode(struct channel *chan)
{
int mode_pos = 0, mode;
static char *s;
char buffer[BIG_BUFFER_SIZE + 1];
chan->i_mode = chan->mode;
buffer[0] = 0;
s = buffer;
mode = chan->mode;
if (!mode)
return NULL;
while (mode) {
if (mode % 2)
*s++ = mode_str[mode_pos];
mode /= 2;
mode_pos++;
}
if (chan->key && *chan->key) {
*s++ = ' ';
strcpy(s, chan->key);
s += strlen(chan->key);
}
if (chan->limit)
sprintf(s, " %d", chan->limit);
else
*s = 0;
malloc_strcpy(&chan->s_mode, buffer);
return chan->s_mode;
}
#ifdef COMPRESS_MODES
/* some structs to help along the process, struct nick_list is way too much of a memory
hog */
typedef struct _UserChanModes {
struct _UserChanModes *next;
char *nick;
int o_ed;
int v_ed;
int deo_ed;
int dev_ed;
int b_ed;
int deb_ed;
} UserChanModes;
/*
* compress_modes: This will return a list of modes which removes duplicates
*
* for instance:
* +oooo Jordy Jordy Jordy Jordy
*
* would return:
* +o Jordy
*
* +oo-oo Sheik Jordy Sheik Jordy
*
* would return:
* -oo Sheik jordy
*
* also if *!*@* isn't banned on the channel
* -b *!*@*
*
* will return NULL
*
* This is a frigging ugly function and because I'm not going to sit and
* learn every shortcut function in irc, I don't care :)
*
* Written by Jordy (jordy@wserv.com)
*/
char *compress_modes(int server, char *channel, char *modes)
{
int add = 0, isbanned = 0, isopped = 0, isvoiced = 0, mod = -1;
char *tmp, *rest, nmodes[16], nargs[100];
UserChanModes *ucm = NULL, *tucm = NULL;
BanList *tbl = NULL;
struct nick_list *tnl = NULL;
struct channel *chan;
/* now, modes contains the actual modes, and rest contains the arguments to those modes */
chan = lookup_channel(channel, server, CHAN_NOUNLINK);
if (!chan || !(modes = next_arg(modes, &rest)))
return NULL;
strcpy(nmodes, "");
strcpy(nargs, "");
for (; *modes; modes++) {
switch (*modes) {
case '+':
add = 1;
break;
case '-':
add = 0;
break;
case 'o':
tmp = next_arg(rest, &rest);
tucm = (UserChanModes *) find_in_list((struct list **) &ucm, tmp, 0);
/* tnl = (struct nick_list *)find_in_list((struct list **)&chan->nicks, tmp, 0); */
tnl = find_nicklist_in_channellist(tmp, chan, 0);
if (tnl && tnl->chanop)
isopped = 1;
else if (tnl)
isopped = 0;
if (tucm) {
if (add && !isopped) {
tucm->o_ed = 1;
tucm->deo_ed = 0;
} else if (!add && isopped) {
tucm->o_ed = 0;
tucm->deo_ed = 1;
} else
break;
} else {
tucm = (UserChanModes *) new_malloc(sizeof(UserChanModes));
malloc_strcpy(&tucm->nick, tmp);
if (add && !isopped) {
tucm->o_ed = 1;
tucm->deo_ed = 0;
} else if (!add & isopped) {
tucm->o_ed = 0;
tucm->deo_ed = 1;
} else
break;
tucm->b_ed = tucm->deb_ed = 0;
tucm->v_ed = tucm->dev_ed = 0;
add_to_list((struct list **) &ucm, (struct list *) tucm);
}
break;
case 'v':
tmp = next_arg(rest, &rest);
tucm = (UserChanModes *) find_in_list((struct list **) &ucm, tmp, 0);
/* tnl = (struct nick_list *)find_in_list((struct list **)&chan->nicks, tmp, 0); */
tnl = find_nicklist_in_channellist(tmp, chan, 0);
if (tnl && tnl->voice)
isvoiced = 1;
else if (tnl)
isvoiced = 0;
if (tucm) {
if (add && !isvoiced) {
tucm->v_ed = 1;
tucm->dev_ed = 0;
} else if (!add & isvoiced) {
tucm->v_ed = 0;
tucm->dev_ed = 1;
} else
break;
} else {
tucm = (UserChanModes *) new_malloc(sizeof(UserChanModes));
malloc_strcpy(&tucm->nick, tmp);
if (add && !isvoiced) {
tucm->v_ed = 1;
tucm->dev_ed = 0;
} else if (!add && isvoiced) {
tucm->v_ed = 0;
tucm->dev_ed = 1;
}
break;
tucm->o_ed = tucm->deo_ed = 0;
tucm->b_ed = tucm->deb_ed = 0;
add_to_list((struct list **) &ucm, (struct list *) tucm);
}
break;
case 'b':
tmp = next_arg(rest, &rest);
tucm = (UserChanModes *) find_in_list((struct list **) &ucm, tmp, 0);
isbanned = 0;
for (tbl = chan->bans; tbl && !isbanned; tbl = tbl->next) {
if (!my_stricmp(tbl->ban, tmp)) {
isbanned = 1;
} else {
isbanned = 0;
}
}
if (tucm) {
if (add && !isbanned) {
tucm->b_ed = 1;
tucm->deb_ed = 0;
} else if (!add && isbanned) {
tucm->b_ed = 0;
tucm->deb_ed = 1;
} else
break;
} else {
tucm = (UserChanModes *) new_malloc(sizeof(UserChanModes));
malloc_strcpy(&tucm->nick, tmp);
if (add && !isbanned) {
tucm->b_ed = 1;
tucm->deb_ed = 0;
} else if (!add && isbanned) {
tucm->b_ed = 0;
tucm->deb_ed = 1;
} else
break;
tucm->o_ed = tucm->deo_ed = 0;
tucm->v_ed = tucm->dev_ed = 0;
add_to_list((struct list **) &ucm, (struct list *) tucm);
}
break;
case 'l':
if (add) {
tmp = next_arg(rest, &rest);
if (mod == 1) {
strcat(nmodes, "l");
strcat(nargs, " ");
strcat(nargs, tmp);
} else {
strcat(nmodes, "+l");
strcat(nargs, " ");
strcat(nargs, tmp);
mod = 1;
}
} else {
if (mod == 0) {
strcat(nmodes, "l");
} else {
strcat(nmodes, "-l");
mod = 0;
}
}
break;
case 'k':
tmp = next_arg(rest, &rest);
if (add) {
if (mod == 1) {
strcat(nmodes, "k");
strcat(nargs, " ");
strcat(nargs, tmp);
} else {
strcat(nmodes, "+k");
strcat(nargs, " ");
strcat(nargs, tmp);
mod = 1;
}
} else {
if (mod == 0) {
strcat(nmodes, "k");
strcat(nargs, " ");
strcat(nargs, tmp);
} else {
strcat(nmodes, "-k");
strcat(nargs, " ");
strcat(nargs, tmp);
mod = 0;
}
}
break;
case 'i':
if (add) {
if (mod == 1) {
strcat(nmodes, "i");
} else {
strcat(nmodes, "+i");
mod = 1;
}
} else {
if (mod == 0) {
strcat(nmodes, "i");
} else {
strcat(nmodes, "-i");
mod = 0;
}
}
break;
case 'n':
if (add) {
if (mod == 1) {
strcat(nmodes, "n");
} else {
strcat(nmodes, "+n");
mod = 1;
}
} else {
if (mod == 0) {
strcat(nmodes, "n");
} else {
strcat(nmodes, "-n");
mod = 0;
}
}
break;
case 's':
if (add) {
if (mod == 1) {
strcat(nmodes, "s");
} else {
strcat(nmodes, "+s");
mod = 1;
}
} else {
if (mod == 0) {
strcat(nmodes, "s");
} else {
strcat(nmodes, "-s");
mod = 0;
}
}
break;
case 't':
if (add) {
if (mod == 1) {
strcat(nmodes, "t");
} else {
strcat(nmodes, "+t");
mod = 1;
}
} else {
if (mod == 0) {
strcat(nmodes, "t");
} else {
strcat(nmodes, "-t");
mod = 0;
}
}
break;
}
}
/* modes which can be done multiple times are added here */
for (tucm = ucm; tucm; tucm = tucm->next) {
if (tucm->o_ed) {
if (mod == 1) {
strcat(nmodes, "o");
strcat(nargs, " ");
strcat(nargs, tucm->nick);
} else {
strcat(nmodes, "+o");
strcat(nargs, " ");
strcat(nargs, tucm->nick);
mod = 1;
}
} else if (tucm->deo_ed) {
if (mod == 0) {
strcat(nmodes, "o");
strcat(nargs, " ");
strcat(nargs, tucm->nick);
} else {
strcat(nmodes, "-o");
strcat(nargs, " ");
strcat(nargs, tucm->nick);
mod = 0;
}
}
if (tucm->v_ed) {
if (mod == 1) {
strcat(nmodes, "v");
strcat(nargs, " ");
strcat(nargs, tucm->nick);
} else {
strcat(nmodes, "+v");
strcat(nargs, " ");
strcat(nargs, tucm->nick);
mod = 1;
}
} else if (tucm->dev_ed) {
if (mod == 0) {
strcat(nmodes, "v");
strcat(nargs, " ");
strcat(nargs, tucm->nick);
} else {
strcat(nmodes, "-v");
strcat(nargs, " ");
strcat(nargs, tucm->nick);
mod = 0;
}
}
if (tucm->b_ed) {
if (mod == 1) {
strcat(nmodes, "b");
strcat(nargs, " ");
strcat(nargs, tucm->nick);
} else {
strcat(nmodes, "+b");
strcat(nargs, " ");
strcat(nargs, tucm->nick);
mod = 1;
}
} else if (tucm->deb_ed) {
if (mod == 0) {
strcat(nmodes, "b");
strcat(nargs, " ");
strcat(nargs, tucm->nick);
} else {
strcat(nmodes, "-b");
strcat(nargs, " ");
strcat(nargs, tucm->nick);
mod = 0;
}
}
}
if (strlen(nmodes) || strlen(nargs)) {
return m_sprintf("%s%s", nmodes, nargs);
}
return NULL;
}
#endif
/*
* decifer_mode: This will figure out the mode string as returned by mode
* commands and convert that mode string into a one byte bit map of modes
*/
static int
decifer_mode(char *from, register char *mode_string, struct channel **channel, unsigned long *mode, char *chop, char *voice,
char **key)
{
char *limit = 0;
char *person;
int add = 0;
int limit_set = 0;
int limit_reset = 0;
int splitter = 0;
char *rest, *the_key;
struct nick_list *ThisNick = NULL;
BanList *new;
unsigned int value = 0;
int its_me = 0;
if (!(mode_string = next_arg(mode_string, &rest)))
return -1;
its_me = !my_stricmp(from, get_server_nickname(from_server)) ? 1 : 0;
splitter = match("*.*.*", from);
for (; *mode_string; mode_string++) {
switch (*mode_string) {
case '+':
add = 1;
value = 0;
break;
case '-':
add = 0;
value = 0;
break;
case 'p':
value = MODE_PRIVATE;
break;
case 'l':
value = MODE_LIMIT;
if (add) {
limit_set = 1;
if (!(limit = next_arg(rest, &rest)))
limit = empty_str;
else if (!strncmp(limit, zero_str, 1))
limit_reset = 1, limit_set = 0, add = 0;
} else
limit_reset = 1;
break;
case 'a':
value = MODE_ANON;
break;
case 't':
value = MODE_TOPIC;
break;
case 'i':
value = MODE_INVITE;
break;
case 'n':
value = MODE_MSGS;
break;
case 's':
value = MODE_SECRET;
break;
case 'm':
value = MODE_MODERATED;
break;
case 'o':
{
if (!(person = next_arg(rest, &rest)))
break;
if (!my_stricmp(person, get_server_nickname(from_server))) {
if (add && add != (*channel)->chop && !in_join_list((*channel)->channel, from_server)) {
*chop = (*channel)->chop = add;
flush_mode_all(*channel);
} else {
if (!add && add != (*channel)->chop && !in_join_list((*channel)->channel, from_server)) {
register struct nick_list *tmp;
for (tmp = next_nicklist(*channel, NULL); tmp; tmp = next_nicklist(*channel, tmp))
tmp->sent_reop = tmp->sent_deop = 0;
}
}
*chop = add;
(*channel)->chop = add;
}
ThisNick = find_nicklist_in_channellist(from, *channel, 0);
if ((ThisNick = find_nicklist_in_channellist(person, *channel, 0)))
ThisNick->chanop = add;
/* Sergs_ sent a patch for this */
if (ThisNick) {
if (add) {
if (ThisNick->sent_reop)
ThisNick->sent_reop--;
} else if (ThisNick->sent_deop)
ThisNick->sent_deop--;
}
break;
}
case 'k':
value = MODE_KEY;
the_key = next_arg(rest, &rest);
if (add)
malloc_strcpy(key, the_key);
else
new_free(key);
break;
case 'v':
if ((person = next_arg(rest, &rest))) {
if ((ThisNick = find_nicklist_in_channellist(person, *channel, 0)))
ThisNick->voice = add;
if (!my_stricmp(person, get_server_nickname(from_server)))
(*channel)->voice = add;
}
break;
case 'b':
person = next_arg(rest, &rest);
if (!person || !*person)
break;
ThisNick = find_nicklist_in_channellist(from, *channel, 0);
if (add) {
ThisNick = find_nicklist_in_channellist(person, *channel, 0);
if (!(new = (BanList *) find_in_list((struct list **) &(*channel)->bans, person, 0)) || my_stricmp(person, new->ban)) {
new = (BanList *) new_malloc(sizeof(BanList));
malloc_strcpy(&new->ban, person);
add_to_list((struct list **) &(*channel)->bans, (struct list *) new);
}
new->sent_unban = 0;
if (!new->setby)
malloc_strcpy(&new->setby, from ? from : get_server_name(from_server));
new->time = time(NULL);
} else {
if ((new = (BanList *) remove_from_list((struct list **) &(*channel)->bans, person))) {
new_free(&new->setby);
new_free(&new->ban);
new_free((char **) &new);
}
}
break;
}
if (add)
*mode |= value;
else
*mode &= ~value;
}
flush_mode_all(*channel);
if (limit_set)
return (atoi(limit));
else if (limit_reset)
return (0);
else
return (-1);
}
/*
* get_channel_mode: returns the current mode string for the given channel
*/
char *get_channel_mode(char *channel, int server)
{
struct channel *tmp;
if ((tmp = lookup_channel(channel, server, CHAN_NOUNLINK)))
return recreate_mode(tmp);
return empty_str;
}
/*
* update_channel_mode: This will modify the mode for the given channel
* according the the new mode given.
*/
void update_channel_mode(char *from, char *channel, int server, char *mode, struct channel *tmp)
{
int limit;
if (tmp || (channel && (tmp = lookup_channel(channel, server, CHAN_NOUNLINK)))) {
if ((limit = decifer_mode(from, mode, &(tmp), &(tmp->mode), &(tmp->chop), &(tmp->voice), &(tmp->key))) != -1)
tmp->limit = limit;
}
}
/*
* is_channel_mode: returns the logical AND of the given mode with the
* channels mode. Useful for testing a channels mode
*/
int is_channel_mode(char *channel, int mode, int server_index)
{
struct channel *tmp;
if ((tmp = lookup_channel(channel, server_index, CHAN_NOUNLINK)))
return (tmp->mode & mode);
return 0;
}
void clear_bans(struct channel *channel)
{
BanList *bans, *next;
if (!channel || !channel->bans)
return;
for (bans = channel->bans; bans; bans = next) {
next = bans->next;
new_free(&bans->setby);
new_free(&bans->ban);
new_free((char **) &bans);
}
channel->bans = NULL;
}
/*
* remove_channel: removes the named channel from the
* server_list[server].chan_list. If the channel is not on the
* server_list[server].chan_list, nothing happens. If the channel was
* the current channel, this will select the top of the
* server_list[server].chan_list to be the current_channel, or 0 if the
* list is empty.
*/
void remove_channel(char *channel, int server)
{
struct channel *tmp;
int old_from_server = from_server;
if (channel) {
from_server = server;
from_server = old_from_server;
if ((tmp = lookup_channel(channel, server, CHAN_UNLINK))) {
clear_bans(tmp);
clear_channel(tmp);
add_to_whowas_chan_buffer(tmp);
}
if (is_current_channel(channel, server, 1))
switch_channels(0, NULL);
} else {
struct channel *next;
for (tmp = server_list[server].chan_list; tmp; tmp = next) {
next = tmp->next;
clear_channel(tmp);
clear_bans(tmp);
add_to_whowas_chan_buffer(tmp);
}
server_list[server].chan_list = NULL;
}
update_all_windows();
}
/*
* remove_from_channel: removes the given nickname from the given channel. If
* the nickname is not on the channel or the channel doesn't exist, nothing
* happens.
*/
void remove_from_channel(char *channel, char *nick, int server, int netsplit, char *reason)
{
struct channel *chan;
struct nick_list *tmp = NULL;
char buf[BIG_BUFFER_SIZE + 1];
char *server1 = NULL, *server2 = NULL;
if (netsplit && reason) {
char *p = NULL;
strncpy(buf, reason, sizeof(buf) - 1);
if ((p = strchr(buf, ' '))) {
*p++ = '\0';
server2 = buf;
server1 = p;
}
if (server1 && !check_split_server(server1)) {
add_split_server(server1, server2, 0);
message_from(channel, LOG_CRAP);
malloc_strcpy(&last_split_server, server1);
if (do_hook(LLOOK_SPLIT_LIST, "%s %s", server2, server1)) {
put_it("%s",
convert_output_format(get_fset_var(FORMAT_NETSPLIT_FSET), "%s %s %s", update_clock(GET_TIME), server1,
server2));
bitchsay("\002Ctrl-F\002 to see who left \002Ctrl-E\002 to change to [%s]", server1);
}
message_from(NULL, LOG_CRAP);
}
}
if (channel) {
if ((chan = lookup_channel(channel, server, CHAN_NOUNLINK)))
if ((tmp = find_nicklist_in_channellist(nick, chan, REMOVE_FROM_LIST))) {
add_to_whowas_buffer(tmp, channel, server1, server2);
if (netsplit && tmp->nick)
add_to_whosplitin_buffer(tmp, channel, server1, server2);
}
} else {
for (chan = server_list[server].chan_list; chan; chan = chan->next)
if ((tmp = find_nicklist_in_channellist(nick, chan, REMOVE_FROM_LIST))) {
if (tmp->nick)
add_to_whowas_buffer(tmp, chan->channel, server1, server2);
if (netsplit && tmp->nick)
add_to_whosplitin_buffer(tmp, chan->channel, server1, server2);
}
}
}
void
handle_nickflood(char *old_nick, char *new_nick, register struct nick_list *nick, register struct channel *chan, time_t current_time,
int flood_time)
{
if ((!nick->bancount) || (nick->bancount && ((current_time - nick->bantime) > 3))) {
if (!nick->kickcount++)
send_to_server(SERVER(from_server), "KICK %s %s :\002Nick flood (%d nicks in %dsecs of %dsecs)\002", chan->channel, new_nick, get_int_var(KICK_ON_NICKFLOOD_VAR) /* chan->set_kick_on_nickflood
*/ , flood_time, get_int_var(NICKFLOOD_TIME_VAR) /* chan->set_nickflood_time */ );
}
}
/*
* rename_nick: in response to a changed nickname, this looks up the given
* nickname on all you channels and changes it the new_nick
*/
void rename_nick(char *old_nick, char *new_nick, int server)
{
register struct channel *chan;
register struct nick_list *tmp;
time_t current_time = time(NULL);
int t = 0;
for (chan = server_list[server].chan_list; chan; chan = chan->next) {
if ((chan->server == server)) {
if ((tmp = find_nicklist_in_channellist(old_nick, chan, REMOVE_FROM_LIST))) {
tmp->stat_nicks++;
if (chan->chop) {
if (is_other_flood(chan, tmp, NICK_FLOOD, &t))
handle_nickflood(old_nick, new_nick, tmp, chan, current_time, t);
}
malloc_strcpy(&tmp->nick, new_nick);
add_nicklist_to_channellist(tmp, chan);
}
}
}
}
/*
* is_on_channel: returns true if the given nickname is in the given channel,
* false otherwise. Also returns false if the given channel is not on the
* channel list.
*/
int is_on_channel(char *channel, int server, char *nick)
{
struct channel *chan;
if (nick && (chan = lookup_channel(channel, server, CHAN_NOUNLINK)) && chan->connected)
/* if (find_nicklist_in_channellist(nick, chan, 0)) */
return 1;
return 0;
}
int is_chanop(char *channel, char *nick)
{
struct channel *chan;
struct nick_list *Nick;
if (nick && (chan = lookup_channel(channel, from_server, CHAN_NOUNLINK)) /* && chan->connected */ ) {
if ((Nick = find_nicklist_in_channellist(nick, chan, 0)))
if (Nick->chanop)
return 1;
}
return 0;
}
static void show_channel(struct channel *chan)
{
struct nick_list *tmp;
int buffer_len;
char *nicks = NULL;
char *s;
char buffer[BIG_BUFFER_SIZE + 1];
*buffer = 0;
buffer_len = 0;
s = recreate_mode(chan);
for (tmp = next_nicklist(chan, NULL); tmp; tmp = next_nicklist(chan, tmp)) {
if (buffer_len >= (BIG_BUFFER_SIZE / 2)) {
malloc_strcpy(&nicks, buffer);
say("\t%s %c%s (%s): %s", chan->channel, s ? '+' : ' ', s ? s : "<none>", get_server_name(chan->server), nicks);
*buffer = (char) 0;
buffer_len = 0;
}
buffer_len += strlen(tmp->nick) + 1;
strmcat(buffer, tmp->nick, BIG_BUFFER_SIZE);
if (tmp->host) {
buffer_len += strlen(tmp->host) + 1;
strmcat(buffer, "!", BIG_BUFFER_SIZE);
strmcat(buffer, tmp->host, BIG_BUFFER_SIZE);
}
strmcat(buffer, " ", BIG_BUFFER_SIZE);
}
malloc_strcpy(&nicks, buffer);
say("\t%s %c%s (%s): %s", chan->channel, s ? '+' : ' ', s ? s : "<none>", get_server_name(chan->server), nicks);
new_free(&nicks);
}
/* list_channels: displays your current channel and your channel list */
void list_channels(void)
{
struct channel *tmp;
int server, no = 1;
if (server_list[from_server].chan_list) {
if (get_current_channel_by_refnum(0))
say("Current channel %s", get_current_channel_by_refnum(0));
else
say("No current channel for this window");
if ((tmp = server_list[get_window_server(0)].chan_list)) {
for (; tmp; tmp = tmp->next)
show_channel(tmp);
no = 0;
}
if (connected_to_server != 1) {
for (server = 0; server < number_of_servers; server++) {
if (server == get_window_server(0))
continue;
say("Other servers:");
for (tmp = server_list[server].chan_list; tmp; tmp = tmp->next)
show_channel(tmp);
no = 0;
}
}
} else
say("You are not on any channels");
}
void switch_channels(char key, char *ptr)
{
struct channel *tmp;
if (server_list[from_server].chan_list) {
if (get_current_channel_by_refnum(0)) {
if ((tmp = lookup_channel(get_current_channel_by_refnum(0), from_server, CHAN_NOUNLINK))) {
for (tmp = tmp->next; tmp; tmp = tmp->next) {
if ((tmp->server == from_server) && !is_current_channel(tmp->channel, from_server, 0)
/* && !is_bound(tmp->channel, from_server) && curr_scr_win == tmp->window */
) {
set_current_channel_by_refnum(0, tmp->channel);
update_all_windows();
update_all_status(curr_scr_win, NULL, 0);
set_input_prompt(curr_scr_win, get_string_var(INPUT_PROMPT_VAR), 0);
update_input(UPDATE_ALL);
do_hook(CHANNEL_SWITCH_LIST, "%s", tmp->channel);
return;
}
}
}
}
for (tmp = server_list[from_server].chan_list; tmp; tmp = tmp->next) {
if ((tmp->server == from_server) && !is_current_channel(tmp->channel, from_server, 0) && /* !(is_bound(tmp->channel,
* from_server)) && */ curr_scr_win == tmp->window) {
set_current_channel_by_refnum(0, tmp->channel);
update_all_windows();
update_all_status(curr_scr_win, NULL, 0);
set_input_prompt(curr_scr_win, get_string_var(INPUT_PROMPT_VAR), 0);
update_input(UPDATE_ALL);
do_hook(CHANNEL_SWITCH_LIST, "%s", tmp->channel);
return;
}
}
}
}
/* real_channel: returns your "real" channel (your non-multiple channel) */
char *real_channel(void)
{
struct channel *tmp;
if (server_list[from_server].chan_list)
for (tmp = server_list[from_server].chan_list; tmp; tmp = tmp->next)
if (tmp->server == from_server && *(tmp->channel) != '#')
return (tmp->channel);
return (NULL);
}
void change_server_channels(int old, int new)
{
struct channel *tmp;
if (new == old)
return;
if (new > -1 && server_list[new].chan_list)
server_list[new].chan_list->server = new;
if (new > -1 && old > -1) {
tmp = server_list[old].chan_list;
server_list[new].chan_list = tmp;
server_list[old].chan_list = NULL;
}
}
void clear_channel_list(int server)
{
struct channel *tmp, *next;
Window *ptr = NULL;
while (traverse_all_windows(&ptr))
if (ptr->server == server && ptr->current_channel)
new_free(&ptr->current_channel);
for (tmp = server_list[server].chan_list; tmp; tmp = next) {
next = tmp->next;
clear_channel(tmp);
add_to_whowas_chan_buffer(tmp);
}
server_list[server].chan_list = NULL;
clear_mode_list(server);
return;
}
/*
* reconnect_all_channels: used after you get disconnected from a server,
* clear each channel nickname list and re-JOINs each channel in the
* channel_list ..
*/
void reconnect_all_channels(int server)
{
struct channel *tmp;
char *mode;
char *channels = NULL;
char *keys = NULL;
for (tmp = server_list[from_server].chan_list; tmp; tmp = tmp->next) {
if ((mode = recreate_mode(tmp)))
add_to_mode_list(tmp->channel, server, mode);
/*
send_to_server("JOIN %s%s%s", tmp->channel, tmp->key ? " " : "", tmp->key ? tmp->key : "");
*/
add_to_join_list(tmp->channel, server, tmp->window->refnum);
m_s3cat(&channels, ",", tmp->channel);
if (tmp->key)
m_s3cat(&keys, ",", tmp->key);
clear_channel(tmp);
clear_bans(tmp);
}
if (channels)
send_to_server(SERVER(from_server), "JOIN %s %s", channels, keys ? keys : empty_str);
new_free(&channels);
new_free(&keys);
clear_channel_list(from_server);
/* window_check_servers(); */
message_from(NULL, LOG_CRAP);
}
char *what_channel(char *nick, int server)
{
struct channel *tmp;
/*
* if (curr_scr_win->current_channel && is_on_channel(curr_scr_win->current_channel, curr_scr_win->server, nick)) return
* curr_scr_win->current_channel; */
for (tmp = server_list[from_server].chan_list; tmp; tmp = tmp->next) {
if (find_nicklist_in_channellist(nick, tmp, 0))
return tmp->channel;
}
return NULL;
}
char *walk_channels(char *nick, int init, int server)
{
static struct channel *tmp = NULL;
if (init)
tmp = server_list[server].chan_list;
else if (tmp)
tmp = tmp->next;
for (; tmp; tmp = tmp->next) {
if ((tmp->server == from_server) && (find_nicklist_in_channellist(nick, tmp, 0)))
return (tmp->channel);
}
return NULL;
}
int get_channel_oper(char *channel, int server)
{
struct channel *chan;
if ((chan = lookup_channel(channel, server, CHAN_NOUNLINK)))
return chan->chop;
return 1;
}
char *fetch_userhost(int server, char *nick)
{
/*
struct channel *tmp = NULL;
struct nick_list *user = NULL;
for (tmp = channel_list; tmp; tmp = tmp->next)
{
if ((tmp->server == server) &&
((user = (struct nick_list *)find_in_list((struct list **)&tmp->nicks, nick, 0))))
return user->userhost;
}
*/
return NULL;
}
int get_channel_voice(char *channel, int server)
{
struct channel *chan;
if ((chan = lookup_channel(channel, server, CHAN_NOUNLINK)))
return chan->voice;
return 1;
}
void set_channel_window(Window * window, char *channel, int server)
{
struct channel *tmp;
if (!channel || server < 0)
return;
for (tmp = server_list[server].chan_list; tmp; tmp = tmp->next) {
if (!my_stricmp(channel, tmp->channel) && tmp->server == server) {
tmp->window = window;
return;
}
}
}
char *create_channel_list(Window * window)
{
struct channel *tmp;
char buffer[BIG_BUFFER_SIZE + 1];
*buffer = 0;
for (tmp = server_list[window->server].chan_list; tmp; tmp = tmp->next) {
if (tmp->server == from_server) {
strmcat(buffer, tmp->channel, BIG_BUFFER_SIZE);
strmcat(buffer, " ", BIG_BUFFER_SIZE);
}
}
return m_strdup(buffer);
}
void channel_server_delete(int server)
{
struct channel *tmp;
int i;
for (i = server + 1; i < number_of_servers; i++)
for (tmp = server_list[i].chan_list; tmp; tmp = tmp->next)
if (tmp->server >= server)
tmp->server--;
}
/* remove_from_join_list: called when modes have been received or
when access has been denied */
void remove_from_join_list(char *chan, int server)
{
struct joinlist *tmp, *next, *prev = NULL;
for (tmp = join_list; tmp; tmp = tmp->next) {
next = tmp->next;
if (!my_stricmp(chan, tmp->chan) && tmp->server == server) {
if (tmp == join_list)
join_list = next;
else
prev->next = next;
new_free(&tmp->chan);
new_free((char **) &tmp);
return;
} else
prev = tmp;
}
}
/* get_win_from_join_list: returns the window refnum associated to the channel
we're trying to join */
int get_win_from_join_list(char *chan, int server)
{
struct joinlist *tmp;
int found = 0;
for (tmp = join_list; tmp; tmp = tmp->next) {
if (!my_stricmp(tmp->chan, chan) && tmp->server == server)
found = tmp->winref;
}
return found;
}
/* get_chan_from_join_list: returns a pointer on the name of the first channel
entered into join_list for the specified server */
char *get_chan_from_join_list(int server)
{
struct joinlist *tmp;
char *found = NULL;
for (tmp = join_list; tmp; tmp = tmp->next) {
if (tmp->server == server)
found = tmp->chan;
}
return found;
}
/* in_join_list: returns 1 if we're attempting to join the channel */
int in_join_list(char *chan, int server)
{
struct joinlist *tmp;
for (tmp = join_list; tmp; tmp = tmp->next) {
if (!my_stricmp(tmp->chan, chan) && tmp->server == server)
return 1;
}
return 0;
}
void show_channel_sync(struct joinlist *tmp, char *chan)
{
struct timeval tv;
get_time(&tv);
message_from(chan, LOG_CRAP);
if (do_hook(CHANNEL_SYNCH_LIST, "%s %1.3f", chan, time_diff(tmp->tv, tv)))
bitchsay("Join to %s was synced in %1.3f secs!!", chan, time_diff(tmp->tv, tv));
update_all_status(curr_scr_win, NULL, 0);
message_from(NULL, LOG_CRAP);
}
/* got_info: increments the gotinfo field when receiving names and mode
and removes the channel if both have been received */
int got_info(char *chan, int server, int type)
{
struct joinlist *tmp;
for (tmp = join_list; tmp; tmp = tmp->next)
if (!my_stricmp(tmp->chan, chan) && tmp->server == server) {
if ((tmp->gotinfo |= type) == (GOTMODE | GOTBANS | GOTNAMES)) {
if (prepare_command(&server, chan, 3))
show_channel_sync(tmp, chan);
remove_from_join_list(chan, server);
return 1;
}
return 0;
}
return -1;
}
/* add_to_join_list: registers a channel we're trying to join */
void add_to_join_list(char *chan, int server, int winref)
{
struct joinlist *tmp;
for (tmp = join_list; tmp; tmp = tmp->next) {
if (!my_stricmp(chan, tmp->chan) && tmp->server == server) {
tmp->winref = winref;
return;
}
}
tmp = (struct joinlist *) new_malloc(sizeof(struct joinlist));
tmp->chan = NULL;
malloc_strcpy(&tmp->chan, chan);
tmp->server = server;
tmp->gotinfo = 0;
tmp->winref = winref;
tmp->next = join_list;
get_time(&tmp->tv);
join_list = tmp;
}
static void add_to_mode_list(char *channel, int server, char *mode)
{
struct modelist *mptr;
if (!channel || !*channel || !mode || !*mode)
return;
mptr = (struct modelist *) new_malloc(sizeof(struct modelist));
mptr->chan = NULL;
malloc_strcpy(&mptr->chan, channel);
mptr->server = server;
mptr->mode = NULL;
malloc_strcpy(&mptr->mode, mode);
mptr->next = mode_list;
mode_list = mptr;
}
static void check_mode_list_join(char *channel, int server)
{
struct modelist *mptr;
if (!channel)
return;
for (mptr = mode_list; mptr; mptr = mptr->next) {
if (!my_stricmp(mptr->chan, channel) && mptr->server == server) {
int old_server = from_server;
from_server = server;
send_to_server(SERVER(from_server), "MODE %s %s", mptr->chan, mptr->mode);
from_server = old_server;
remove_from_mode_list(channel, server);
return;
}
}
}
void remove_from_mode_list(char *channel, int server)
{
struct modelist *curr, *next, *prev = NULL;
for (next = mode_list; next;) {
curr = next;
next = curr->next;
if (!my_stricmp(curr->chan, channel) && curr->server == server) {
if (curr == mode_list)
mode_list = curr->next;
else
prev->next = curr->next;
prev = curr;
new_free(&curr->chan);
new_free(&curr->mode);
new_free((char **) &curr);
} else
prev = curr;
}
}
void clear_mode_list(int server)
{
struct modelist *curr, *next, *prev = NULL;
for (next = mode_list; next;) {
curr = next;
next = curr->next;
if (curr == mode_list)
mode_list = curr->next;
else
prev->next = curr->next;
prev = curr;
new_free(&curr->chan);
new_free(&curr->mode);
new_free((char **) &curr);
}
}
int chan_is_connected(char *channel, int server)
{
struct channel *cp = lookup_channel(channel, server, CHAN_NOUNLINK);
if (!cp)
return 0;
return (cp->connected);
}
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