GLOBAL bool
IRC_NJOIN( CLIENT *Client, REQUEST *Req )
{
char nick_in[COMMAND_LEN], nick_out[COMMAND_LEN], *channame, *ptr, modes[8];
bool is_op, is_voiced;
CHANNEL *chan;
CLIENT *c;
assert( Client != NULL );
assert( Req != NULL );
if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
strlcpy( nick_in, Req->argv[1], sizeof( nick_in ));
strcpy( nick_out, "" );
channame = Req->argv[0];
ptr = strtok( nick_in, "," );
while( ptr )
{
is_op = is_voiced = false;
/* cut off prefixes */
while(( *ptr == '@' ) || ( *ptr == '+' ))
{
if( *ptr == '@' ) is_op = true;
if( *ptr == '+' ) is_voiced = true;
ptr++;
}
c = Client_Search( ptr );
if( c )
{
Channel_Join( c, channame );
chan = Channel_Search( channame );
assert( chan != NULL );
if( is_op ) Channel_UserModeAdd( chan, c, 'o' );
if( is_voiced ) Channel_UserModeAdd( chan, c, 'v' );
/* announce to channel... */
IRC_WriteStrChannelPrefix( Client, chan, c, false, "JOIN :%s", channame );
/* set Channel-User-Modes */
strlcpy( modes, Channel_UserModes( chan, c ), sizeof( modes ));
if( modes[0] )
{
/* send modes to channel */
IRC_WriteStrChannelPrefix( Client, chan, Client, false, "MODE %s +%s %s", channame, modes, Client_ID( c ));
}
if( nick_out[0] != '\0' ) strlcat( nick_out, ",", sizeof( nick_out ));
if( is_op ) strlcat( nick_out, "@", sizeof( nick_out ));
if( is_voiced ) strlcat( nick_out, "+", sizeof( nick_out ));
strlcat( nick_out, ptr, sizeof( nick_out ));
}
else Log( LOG_ERR, "Got NJOIN for unknown nick \"%s\" for channel \"%s\"!", ptr, channame );
/* search for next Nick */
ptr = strtok( NULL, "," );
}
/* forward to other servers */
if( nick_out[0] != '\0' ) IRC_WriteStrServersPrefix( Client, Client_ThisServer( ), "NJOIN %s :%s", Req->argv[0], nick_out );
return CONNECTED;
} /* IRC_NJOIN */
/**
* Handler for the IRC "JOIN" command.
*
* @param Client The client from which this command has been received.
* @param Req Request structure with prefix and all parameters.
* @return CONNECTED or DISCONNECTED.
*/
GLOBAL bool
IRC_JOIN( CLIENT *Client, REQUEST *Req )
{
char *channame, *key = NULL, *flags, *lastkey = NULL, *lastchan = NULL;
CLIENT *target;
CHANNEL *chan;
assert (Client != NULL);
assert (Req != NULL);
_IRC_GET_SENDER_OR_RETURN_(target, Req, Client)
/* Is argument "0"? */
if (Req->argc == 1 && !strncmp("0", Req->argv[0], 2))
return part_from_all_channels(Client, target);
/* Are channel keys given? */
if (Req->argc > 1)
key = strtok_r(Req->argv[1], ",", &lastkey);
channame = Req->argv[0];
channame = strtok_r(channame, ",", &lastchan);
/* Make sure that "channame" is not the empty string ("JOIN :") */
if (!channame)
return IRC_WriteErrClient(Client, ERR_NEEDMOREPARAMS_MSG,
Client_ID(Client), Req->command);
while (channame) {
flags = NULL;
/* Did the server include channel-user-modes? */
if (Client_Type(Client) == CLIENT_SERVER) {
flags = strchr(channame, 0x7);
if (flags) {
*flags = '\0';
flags++;
}
}
chan = Channel_Search(channame);
/* Local client? */
if (Client_Type(Client) == CLIENT_USER) {
if (chan) {
/* Already existing channel: already member? */
if (Channel_IsMemberOf(chan, Client))
goto join_next;
} else {
/* Channel must be created */
if (!strchr(Conf_AllowedChannelTypes, channame[0])) {
/* ... but channel type is not allowed! */
IRC_WriteErrClient(Client,
ERR_NOSUCHCHANNEL_MSG,
Client_ID(Client), channame);
goto join_next;
}
}
/* Test if the user has reached the channel limit */
if ((Conf_MaxJoins > 0) &&
(Channel_CountForUser(Client) >= Conf_MaxJoins)) {
if (!IRC_WriteErrClient(Client,
ERR_TOOMANYCHANNELS_MSG,
Client_ID(Client), channame))
return DISCONNECTED;
goto join_next;
}
if (chan) {
/* Already existing channel: check if the
* client is allowed to join */
if (!join_allowed(Client, chan, channame, key))
goto join_next;
} else {
/* New channel: first user will become channel
* operator unless this is a modeless channel */
if (*channame != '+')
flags = "o";
}
/* Local client: update idle time */
Conn_UpdateIdle(Client_Conn(Client));
} else {
/* Remote server: we don't need to know whether the
* client is invited or not, but we have to make sure
* that the "one shot" entries (generated by INVITE
* commands) in this list become deleted when a user
* joins a channel this way. */
if (chan)
(void)Lists_Check(Channel_GetListInvites(chan),
target);
}
/* Join channel (and create channel if it doesn't exist) */
if (!Channel_Join(target, channame))
goto join_next;
if (!chan) { /* channel is new; it has been created above */
chan = Channel_Search(channame);
assert(chan != NULL);
if (Channel_IsModeless(chan)) {
Channel_ModeAdd(chan, 't'); /* /TOPIC not allowed */
Channel_ModeAdd(chan, 'n'); /* no external msgs */
}
}
assert(chan != NULL);
join_set_channelmodes(chan, target, flags);
join_forward(Client, target, chan, channame);
if (!join_send_topic(Client, target, chan, channame))
break; /* write error */
join_next:
/* next channel? */
channame = strtok_r(NULL, ",", &lastchan);
if (channame && key)
key = strtok_r(NULL, ",", &lastkey);
}
return CONNECTED;
} /* IRC_JOIN */