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Respect RFC 1459 compatibility mode when announcing channels (no NJOIN).

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This commit is contained in:
Alexander Barton 2008-08-18 01:35:32 +02:00
parent 1d6dcb25c4
commit ec0b405d9d
2 changed files with 107 additions and 46 deletions
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35
src/ngircd/irc-channel.c
View File

@ -1,6 +1,6 @@
/*
* ngIRCd -- The Next Generation IRC Daemon
* Copyright (c)2001,2002 by Alexander Barton (alex@barton.de)
* Copyright (c)2001-2008 Alexander Barton (alex@barton.de)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -14,8 +14,6 @@
#include "portab.h"
static char UNUSED id[] = "$Id: irc-channel.c,v 1.45 2008/02/24 18:57:38 fw Exp $";
#include "imp.h"
#include <assert.h>
#include <stdlib.h>
@ -122,20 +120,45 @@ join_set_channelmodes(CHANNEL *chan, CLIENT *target, const char *flags)
}
static void
cb_join_forward(CLIENT *To, CLIENT *Prefix, void *Data)
{
CONN_ID conn;
char str[COMMAND_LEN], *ptr = NULL;
strlcpy(str, (char *)Data, sizeof(str));
conn = Client_Conn(To);
if (Conn_Options(conn) & CONN_RFC1459) {
/* RFC 1459 compatibility mode, appended modes are NOT
* supported, so strip them off! */
ptr = strchr(str, 0x7);
if (ptr)
*ptr++ = '\0';
}
IRC_WriteStrClientPrefix(To, Prefix, "JOIN %s", str);
if (ptr && *ptr)
IRC_WriteStrClientPrefix(To, Prefix, "MODE %s +%s %s", str, ptr,
Client_ID(Prefix));
} /* cb_join_forward */
static void
join_forward(CLIENT *Client, CLIENT *target, CHANNEL *chan,
const char *channame)
{
char modes[8];
char modes[CHANNEL_MODE_LEN], str[COMMAND_LEN];
strlcpy(&modes[1], Channel_UserModes(chan, target), sizeof(modes) - 1);
if (modes[1])
modes[0] = 0x7;
else
modes[0] = '\0';
/* forward to other servers */
IRC_WriteStrServersPrefix(Client, target, "JOIN :%s%s", channame, modes);
snprintf(str, sizeof(str), "%s%s", channame, modes);
IRC_WriteStrServersPrefixFlag_CB(Client, target, '\0', cb_join_forward, str);
/* tell users in this channel about the new client */
IRC_WriteStrChannelPrefix(Client, chan, target, false, "JOIN :%s", channame);

110
src/ngircd/numeric.c
View File

@ -37,6 +37,77 @@
#include "numeric.h"
/**
* Announce a channel and its users in the network.
*/
static bool
Announce_Channel(CLIENT *Client, CHANNEL *Chan)
{
CL2CHAN *cl2chan;
CLIENT *cl;
char str[LINE_LEN], *ptr;
bool njoin;
if (Conn_Options(Client_Conn(Client)) & CONN_RFC1459)
njoin = false;
else
njoin = true;
/* Get all the members of this channel */
cl2chan = Channel_FirstMember(Chan);
snprintf(str, sizeof(str), "NJOIN %s :", Channel_Name(Chan));
while (cl2chan) {
cl = Channel_GetClient(cl2chan);
assert(cl != NULL);
if (njoin) {
/* RFC 2813: send NJOIN with nick names and modes
* (if user is channel operator or has voice) */
if (str[strlen(str) - 1] != ':')
strlcat(str, ",", sizeof(str));
if (strchr(Channel_UserModes(Chan, cl), 'v'))
strlcat(str, "+", sizeof(str));
if (strchr(Channel_UserModes(Chan, cl), 'o'))
strlcat(str, "@", sizeof(str));
strlcat(str, Client_ID(cl), sizeof(str));
/* Send the data if the buffer is "full" */
if (strlen(str) > (LINE_LEN - CLIENT_NICK_LEN - 8)) {
if (!IRC_WriteStrClient(Client, "%s", str))
return DISCONNECTED;
snprintf(str, sizeof(str), "NJOIN %s :",
Channel_Name(Chan));
}
} else {
/* RFC 1459: no NJOIN, send JOIN and MODE */
if (!IRC_WriteStrClientPrefix(Client, cl, "JOIN %s",
Channel_Name(Chan)))
return DISCONNECTED;
ptr = Channel_UserModes(Chan, cl);
while (*ptr) {
if (!IRC_WriteStrClientPrefix(Client, cl,
"MODE %s +%c %s",
Channel_Name(Chan), ptr[0],
Client_ID(cl)))
return DISCONNECTED;
ptr++;
}
}
cl2chan = Channel_NextMember(Chan, cl2chan);
}
/* Data left in the buffer? */
if (str[strlen(str) - 1] != ':') {
/* Yes, send it ... */
if (!IRC_WriteStrClient(Client, "%s", str))
return DISCONNECTED;
}
return CONNECTED;
} /* Announce_Channel */
/**
* Announce new server in the network
* @param Client New server
@ -219,11 +290,9 @@ Send_CHANINFO(CLIENT * Client, CHANNEL * Chan)
GLOBAL bool
IRC_Num_ENDOFMOTD(CLIENT * Client, UNUSED REQUEST * Req)
{
char str[LINE_LEN];
int max_hops, i;
CLIENT *c, *cl;
CLIENT *c;
CHANNEL *chan;
CL2CHAN *cl2chan;
Client_SetType(Client, CLIENT_SERVER);
@ -280,39 +349,8 @@ IRC_Num_ENDOFMOTD(CLIENT * Client, UNUSED REQUEST * Req)
}
#endif
/* Get all the members of this channel */
cl2chan = Channel_FirstMember(chan);
snprintf(str, sizeof(str), "NJOIN %s :", Channel_Name(chan));
while (cl2chan) {
cl = Channel_GetClient(cl2chan);
assert(cl != NULL);
/* Nick name, with modes (if applicable) */
if (str[strlen(str) - 1] != ':')
strlcat(str, ",", sizeof(str));
if (strchr(Channel_UserModes(chan, cl), 'v'))
strlcat(str, "+", sizeof(str));
if (strchr(Channel_UserModes(chan, cl), 'o'))
strlcat(str, "@", sizeof(str));
strlcat(str, Client_ID(cl), sizeof(str));
/* Send the data if the buffer is "full" */
if (strlen(str) > (LINE_LEN - CLIENT_NICK_LEN - 8)) {
if (!IRC_WriteStrClient(Client, "%s", str))
return DISCONNECTED;
snprintf(str, sizeof(str), "NJOIN %s :",
Channel_Name(chan));
}
cl2chan = Channel_NextMember(chan, cl2chan);
}
/* Data left in the buffer? */
if (str[strlen(str) - 1] != ':') {
/* Yes, send it ... */
if (!IRC_WriteStrClient(Client, "%s", str))
return DISCONNECTED;
}
if (!Announce_Channel(Client, chan))
return DISCONNECTED;
/* Get next channel ... */
chan = Channel_Next(chan);