/*
* Input a RFC news message.
*/
int rfc2ftn(FILE *fp)
{
char sbe[16], *p, *q, *temp, *origin, newsubj[4 * (MAXSUBJ+1)], *oldsubj;
int i, rc, newsmode, seenlen, oldnet;
rfcmsg *msg = NULL, *tmsg, *tmp;
ftnmsg *fmsg = NULL;
FILE *ofp, *qfp;
fa_list *sbl = NULL, *ptl = NULL, *tmpl;
faddr *ta, *fta;
int sot_kludge = FALSE, eot_kludge = FALSE, tinyorigin = FALSE;
int needsplit, hdrsize, datasize, splitpart, forbidsplit, rfcheaders;
time_t Now;
struct tm *l_date;
char *charset = NULL;
temp = calloc(4097, sizeof(char));
Syslog('m', "Entering rfc2ftn");
rewind(fp);
msg = parsrfc(fp);
newsmode = hdr((char *)"Newsgroups", msg) ?TRUE:FALSE;
if (newsmode == FALSE) {
WriteError("Not a news article");
return 1;
}
if ((fmsg = mkftnhdr(msg, newsmode, NULL)) == NULL) {
WriteError("Unable to create FTN headers from RFC ones, aborting");
tidyrfc(msg);
return 1;
}
fmsg->area = xstrcpy(msgs.Tag);
if ((p = hdr((char *)"Message-ID",msg))) {
ftnmsgid(p, &fmsg->msgid_a, &fmsg->msgid_n, fmsg->area);
hash_update_s(&fmsg->msgid_n, fmsg->area);
}
if ((p = hdr((char *)"References",msg))) {
p = strrchr(p,' ');
ftnmsgid(p,&fmsg->reply_a, &fmsg->reply_n,fmsg->area);
//Griffin
fmsg->reply_s=calloc(256,sizeof(char));
findorigmsg(p,fmsg->reply_s);
fmsg->to->name=calloc(strlen(Msg.From)+1,sizeof(char));
strcpy(fmsg->to->name,Msg.From);
Syslog('m', "fmsg to-name %s",fmsg->to->name);
Syslog('m', "reply_s %s",fmsg->reply_s);
if (!chkftnmsgid(p)) {
hash_update_s(&fmsg->reply_n, fmsg->area);
}
} else if ((p = hdr((char *)"In-Reply-To",msg))) {
ftnmsgid(p,&fmsg->reply_a, &fmsg->reply_n,fmsg->area);
if (!chkftnmsgid(p)) {
hash_update_s(&fmsg->reply_n, fmsg->area);
}
}
chkftnmsgid(hdr((char *)"Message-ID",msg)); // ??
removemime = FALSE;
removemsgid = FALSE;
removeref = FALSE;
removeinreply = FALSE;
removereplyto = TRUE;
removereturnto = TRUE;
ftnorigin = fmsg->ftnorigin;
q = hdr((char *)"Content-Transfer-Encoding",msg);
if (q)
while (*q && isspace(*q))
q++;
if (!(q))
q = (char *)"8bit";
if ((p = hdr((char *)"Content-Type",msg))) {
while (*p && isspace(*p))
p++;
/*
* Check for mime to remove.
*/
if ((strncasecmp(p, "text/plain", 10) == 0) && ((q == NULL) ||
(strncasecmp(q,"7bit",4) == 0) || (strncasecmp(q,"8bit",4) == 0))) {
removemime = TRUE; /* no need in MIME headers */
}
q = strtok(p, " \n\0");
q = strtok(NULL, "; \n\0");
if (q) {
while (*q && isspace(*q))
q++;
Syslog('m', "charset part: %s", printable(q, 0));
if (q && (strncasecmp(q, "charset=", 8) == 0)) {
/*
* google.com quotes the charset name
*/
if (strchr(q, '"')) {
charset = xstrcpy(q + 9);
charset[strlen(charset)-1] = '\0';
Syslog('m', "Unquoted charset name");
} else {
charset = xstrcpy(q + 8);
}
Syslog('m', "Charset \"%s\"", printable(charset, 0));
}
}
}
if (charset == NULL) {
charset = xstrcpy((char *)"ISO-8859-1");
Syslog('m', "No charset, setting default to iso-8859-1");
}
chartran_init(charset, get_ic_ftn(msgs.Charset), 'm');
if ((p = hdr((char *)"Message-ID",msg))) {
if (!removemsgid)
removemsgid = chkftnmsgid(p);
}
if ((!removeref) && (p = hdr((char *)"References",msg))) {
p = xstrcpy(p);
q = strtok(p," \t\n");
if ((q) && (strtok(NULL," \t\n") == NULL))
removeref = chkftnmsgid(q);
free(p);
}
if ((p = hdr((char *)"Reply-To",msg))) {
removereplyto = FALSE;
if ((q = hdr((char *)"From",msg))) {
char *r;
r = xstrcpy(p);
p = r;
while(*p && isspace(*p))
p++;
if (p[strlen(p)-1] == '\n')
p[strlen(p)-1]='\0';
if (strcasestr(q,p))
removereplyto = TRUE;
}
}
if ((p = hdr((char *)"Return-Receipt-To",msg))) {
removereturnto = FALSE;
if ((q = hdr((char *)"From",msg))) {
char *r;
r = xstrcpy(p);
p = r;
while (*p && isspace(*p))
p++;
if (p[strlen(p)-1] == '\n')
p[strlen(p)-1]='\0';
if (strcasestr(q,p))
removereturnto = TRUE;
}
}
Syslog('m', "removemime=%s removemsgid=%s removeref=%s removeinreply=%s removereplyto=%s removereturnto=%s",
removemime ?"TRUE ":"FALSE", removemsgid ?"TRUE ":"FALSE", removeref ?"TRUE ":"FALSE",
removeinreply ?"TRUE ":"FALSE", removereplyto ?"TRUE ":"FALSE", removereturnto ?"TRUE ":"FALSE");
p = ascfnode(fmsg->from,0x1f);
i = 79-11-3-strlen(p);
if (ftnorigin && fmsg->origin && (strlen(fmsg->origin) > i)) {
/* This is a kludge... I don't like it too much. But well,
if this is a message of FTN origin, the original origin (:)
line MUST have been short enough to fit in 79 chars...
So we give it a try. Probably it would be better to keep
the information about the address format from the origin
line in a special X-FTN-... header, but this seems even
less elegant. Any _good_ ideas, anyone? */
/* OK, I am keeping this, though if should never be used
al long as X-FTN-Origin is used now */
p = ascfnode(fmsg->from,0x0f);
Syslog('m', "checkorigin 3");
i = 79-11-3-strlen(p);
tinyorigin = TRUE;
}
if (tinyorigin)
Syslog('m', "tinyorigin = %s", tinyorigin ? "True":"False");
if ((fmsg->origin) && (strlen(fmsg->origin) > i))
fmsg->origin[i]='\0';
forbidsplit = (ftnorigin || ((p = hdr((char *)"X-FTN-Split",msg)) && (strcasecmp(p," already\n") == 0)));
needsplit = 0;
splitpart = 0;
hdrsize = 20;
hdrsize += (fmsg->subj)?strlen(fmsg->subj):0;
if (fmsg->from)
hdrsize += (fmsg->from->name)?strlen(fmsg->from->name):0;
if (fmsg->to)
hdrsize += (fmsg->to->name)?strlen(fmsg->to->name):0;
do {
Syslog('m', "split loop, splitpart = %d", splitpart);
datasize = 0;
if (splitpart) {
snprintf(newsubj,4 * (MAXSUBJ+1),"[part %d] ",splitpart+1);
strncat(newsubj,fmsg->subj,MAXSUBJ-strlen(newsubj));
} else {
strncpy(newsubj,fmsg->subj,MAXSUBJ);
}
newsubj[MAXSUBJ]='\0';
if (splitpart) {
hash_update_n(&fmsg->msgid_n,splitpart);
}
oldsubj = fmsg->subj;
fmsg->subj = newsubj;
/*
* Create a new temp message in FTN style format
*/
if ((ofp = tmpfile()) == NULL) {
WriteError("$Can't open second tmpfile");
tidyrfc(msg);
return 1;
}
if ((fmsg->msgid_a == NULL) && (fmsg->msgid_n == 0)) {
Syslog('n', "No Messageid from poster, creating new MSGID");
fprintf(ofp, "\001MSGID: %s %08x\n", aka2str(msgs.Aka), sequencer());
} else {
fprintf(ofp, "\001MSGID: %s %08x\n", MBSE_SS(fmsg->msgid_a),fmsg->msgid_n);
}
if (fmsg->reply_s)
fprintf(ofp, "\1REPLY: %s\n", fmsg->reply_s);
else if (fmsg->reply_a)
fprintf(ofp, "\1REPLY: %s %08x\n", fmsg->reply_a, fmsg->reply_n);
Now = time(NULL) - (gmt_offset((time_t)0) * 60);
fprintf(ofp, "\001TZUTC: %s\n", gmtoffset(Now));
fprintf(ofp, "\001CHRS: %s\n", getftnchrs(msgs.Charset));
fmsg->subj = oldsubj;
if ((p = hdr((char *)"X-FTN-REPLYADDR",msg))) {
hdrsize += 10+strlen(p);
fprintf(ofp,"\1REPLYADDR:");
kludgewrite(p,ofp);
} else if (replyaddr) {
hdrsize += 10+strlen(replyaddr);
fprintf(ofp,"\1REPLYADDR: ");
kludgewrite(replyaddr,ofp);
}
if ((p = hdr((char *)"X-FTN-REPLYTO",msg))) {
hdrsize += 8+strlen(p);
fprintf(ofp,"\1REPLYTO:");
kludgewrite(p,ofp);
} else if (replyaddr) {
hdrsize += 15;
if (newsmode)
fprintf(ofp,"\1REPLYTO: %s UUCP\n", aka2str(msgs.Aka));
else {
fta = bestaka_s(fmsg->to);
fprintf(ofp,"\1REPLYTO: %s UUCP\n", ascfnode(fta, 0x1f));
tidy_faddr(fta);
}
} else if ((p = hdr((char *)"Reply-To",msg))) {
if ((ta = parsefaddr(p))) {
if ((q = hdr((char *)"From",msg))) {
if (!strcasestr(q,p)) {
fprintf(ofp,"\1REPLYTO: %s %s\n", ascfnode(ta,0x1f), ta->name);
}
}
tidy_faddr(ta);
}
}
if ((p=strip_flags(hdr((char *)"X-FTN-FLAGS",msg)))) {
hdrsize += 15;
fprintf(ofp,"\1FLAGS:%s\n",p);
free(p);
}
if (!hdr((char *)"X-FTN-PID", msg)) {
p = hdr((char *)"User-Agent", msg);
if (p == NULL)
p = hdr((char *)"X-Newsreader", msg);
if (p == NULL)
p = hdr((char *)"X-Mailer", msg);
if (p) {
hdrsize += 4 + strlen(p);
fprintf(ofp, "\1PID:");
kludgewrite(p, ofp);
} else {
fprintf(ofp, "\001PID: MBSE-NNTPD %s (%s-%s)\n", VERSION, OsName(), OsCPU());
}
}
if (!(hdr((char *)"X-FTN-Tearline", msg)) && !(hdr((char *)"X-FTN-TID", msg))) {
snprintf(temp, 4096, " MBSE-NNTPD %s (%s-%s)", VERSION, OsName(), OsCPU());
hdrsize += 4 + strlen(temp);
fprintf(ofp, "\1TID:");
kludgewrite(temp, ofp);
}
if ((splitpart == 0) || (hdrsize < MAXHDRSIZE)) {
for (tmp = msg; tmp; tmp = tmp->next) {
if ((!strncmp(tmp->key,"X-Fsc-",6)) || (!strncmp(tmp->key,"X-FTN-",6) &&
strcasecmp(tmp->key,"X-FTN-Tearline") &&
strcasecmp(tmp->key,"X-FTN-Origin") &&
strcasecmp(tmp->key,"X-FTN-Sender") &&
strcasecmp(tmp->key,"X-FTN-Split") &&
strcasecmp(tmp->key,"X-FTN-FLAGS") &&
strcasecmp(tmp->key,"X-FTN-AREA") &&
strcasecmp(tmp->key,"X-FTN-MSGID") &&
strcasecmp(tmp->key,"X-FTN-REPLY") &&
strcasecmp(tmp->key,"X-FTN-SEEN-BY") &&
strcasecmp(tmp->key,"X-FTN-PATH") &&
strcasecmp(tmp->key,"X-FTN-REPLYADDR") &&
strcasecmp(tmp->key,"X-FTN-REPLYTO") &&
strcasecmp(tmp->key,"X-FTN-To") &&
strcasecmp(tmp->key,"X-FTN-From") &&
strcasecmp(tmp->key,"X-FTN-CHARSET") &&
strcasecmp(tmp->key,"X-FTN-CHRS") &&
strcasecmp(tmp->key,"X-FTN-CODEPAGE") &&
strcasecmp(tmp->key,"X-FTN-ORIGCHRS") &&
strcasecmp(tmp->key,"X-FTN-SOT") &&
strcasecmp(tmp->key,"X-FTN-EOT") &&
strcasecmp(tmp->key,"X-FTN-Via"))) {
if ((strcasecmp(tmp->key,"X-FTN-KLUDGE") == 0)) {
if (!strcasecmp(tmp->val," SOT:\n"))
sot_kludge = TRUE;
else if (!strcasecmp(tmp->val," EOT:\n"))
eot_kludge = TRUE;
else {
hdrsize += strlen(tmp->val);
fprintf(ofp,"\1");
/* we should have restored the original string here... */
kludgewrite((tmp->val)+1,ofp);
}
} else {
hdrsize += strlen(tmp->key)+strlen(tmp->val);
fprintf(ofp,"\1%s:",tmp->key+6);
kludgewrite(tmp->val,ofp);
}
}
}
/* ZConnect are X-ZC-*: in usenet, \1ZC-*: in FTN */
for (tmp=msg;tmp;tmp=tmp->next)
if ((!strncmp(tmp->key,"X-ZC-",5))) {
hdrsize += strlen(tmp->key)+strlen(tmp->val);
fprintf(ofp,"\1%s:",tmp->key+2);
kludgewrite(tmp->val,ofp);
}
/* mondo.org gateway uses ".MSGID: ..." in usenet */
for (tmp=msg;tmp;tmp=tmp->next)
if ((!strncmp(tmp->key,".",1)) && (strcasecmp(tmp->key,".MSGID"))) {
hdrsize += strlen(tmp->key)+strlen(tmp->val);
fprintf(ofp,"\1%s:",tmp->key+1);
kludgewrite(tmp->val,ofp);
}
for (tmp = msg; tmp; tmp = tmp->next) {
if ((needputrfc(tmp, newsmode) == 1)) {
if (strcasestr((char *)"X-Origin-Newsgroups",tmp->key)) {
hdrsize += 10+strlen(tmp->val);
fprintf(ofp,"\1RFC-Newsgroups:");
} else {
hdrsize += strlen(tmp->key)+strlen(tmp->val);
fprintf(ofp,"\1RFC-%s:",tmp->key);
}
kludgewrite(tmp->val, ofp);
}
}
rfcheaders=0;
for (tmp=msg;tmp;tmp=tmp->next) {
if ((needputrfc(tmp, newsmode) > 1)) {
rfcheaders++;
if (strcasestr((char *)"X-Origin-Newsgroups",tmp->key)) {
hdrsize += 10+strlen(tmp->val);
fprintf(ofp,"Newsgroups:");
} else {
hdrsize += strlen(tmp->key)+strlen(tmp->val);
fprintf(ofp,"%s:",tmp->key);
}
charwrite(tmp->val, ofp);
}
}
if (rfcheaders)
charwrite((char *)"\n",ofp);
if ((hdr((char *)"X-FTN-SOT",msg)) || (sot_kludge))
fprintf(ofp,"\1SOT:\n");
}
if (replyaddr) {
replyaddr = NULL;
}
if (needsplit) {
fprintf(ofp," * Continuation %d of a split message *\n\n", splitpart);
needsplit = FALSE;
} else if ((p=hdr((char *)"X-Body-Start",msg))) {
datasize += strlen(p);
charwrite(p, ofp);
}
while (!(needsplit=(!forbidsplit) && (((splitpart && (datasize > (CFG.new_split * 1024))) ||
(!splitpart && ((datasize+hdrsize) > (CFG.new_split * 1024)))))) && (bgets(temp,4096-1,fp))) {
datasize += strlen(temp);
charwrite(temp, ofp);
}
if (needsplit) {
fprintf(ofp,"\n * Message split, to be continued *\n");
splitpart++;
}
if ((p=hdr((char *)"X-FTN-EOT",msg)) || (eot_kludge))
fprintf(ofp,"\1EOT:\n");
if ((p=hdr((char *)"X-FTN-Tearline",msg))) {
fprintf(ofp,"---");
if (strcasecmp(p," (none)\n") == 0)
charwrite((char *)"\n",ofp);
else
charwrite(p,ofp);
} else
fprintf(ofp,"\n%s\n", TearLine());
if ((p = hdr((char *)"X-FTN-Origin",msg))) {
if (*(q=p+strlen(p)-1) == '\n')
*q='\0';
origin = xstrcpy((char *)" * Origin: ");
origin = xstrcat(origin, p);
} else {
origin = xstrcpy((char *)" * Origin: ");
if (fmsg->origin)
origin = xstrcat(origin, fmsg->origin);
else
origin = xstrcat(origin, CFG.origin);
origin = xstrcat(origin, (char *)" (");
origin = xstrcat(origin, ascfnode(fmsg->from,tinyorigin?0x0f:0x1f));
origin = xstrcat(origin, (char *)")");
}
fprintf(ofp, "%s", origin);
if (newsmode) {
/*
* Setup SEEN-BY lines, first SEEN-BY from RFC message, then all matching AKA's
*/
for (tmsg = msg; tmsg; tmsg = tmsg->next)
if (strcasecmp(tmsg->key, "X-FTN-SEEN-BY") == 0)
fill_list(&sbl, tmsg->val, NULL);
for (i = 0; i < 40; i++) {
if (CFG.akavalid[i] && (CFG.aka[i].point == 0) && (msgs.Aka.zone == CFG.aka[i].zone) &&
!((msgs.Aka.net == CFG.aka[i].net) && (msgs.Aka.node == CFG.aka[i].node))) {
snprintf(sbe, 16, "%u/%u", CFG.aka[i].net, CFG.aka[i].node);
fill_list(&sbl, sbe, NULL);
}
}
if (msgs.Aka.point == 0) {
snprintf(sbe, 16, "%u/%u", msgs.Aka.net, msgs.Aka.node);
fill_list(&sbl, sbe, NULL);
}
/*
* Only add SEEN-BY lines if there are any
*/
if (sbl != NULL) {
uniq_list(&sbl);
sort_list(&sbl);
seenlen = MAXSEEN + 1;
memset(&sbe, 0, sizeof(sbe));
/* ensure it will not match for the first entry */
oldnet = sbl->addr->net-1;
for (tmpl = sbl; tmpl; tmpl = tmpl->next) {
if (tmpl->addr->net == oldnet)
snprintf(sbe,16," %u",tmpl->addr->node);
else
snprintf(sbe,16," %u/%u",tmpl->addr->net, tmpl->addr->node);
oldnet = tmpl->addr->net;
seenlen += strlen(sbe);
if (seenlen > MAXSEEN) {
seenlen = 0;
fprintf(ofp,"\nSEEN-BY:");
snprintf(sbe,16," %u/%u",tmpl->addr->net, tmpl->addr->node);
seenlen = strlen(sbe);
}
fprintf(ofp,"%s",sbe);
}
tidy_falist(&sbl);
}
/*
* Setup PATH lines
*/
for (tmp = msg; tmp; tmp = tmp->next)
if (!strcasecmp(tmp->key,"X-FTN-PATH"))
fill_path(&ptl,tmp->val);
if (msgs.Aka.point == 0) {
snprintf(sbe,16,"%u/%u",msgs.Aka.net, msgs.Aka.node);
fill_path(&ptl,sbe);
}
/*
* Only add PATH line if there is something
*/
if (ptl != NULL) {
uniq_list(&ptl);
seenlen = MAXPATH+1;
/* ensure it will not match for the first entry */
oldnet = ptl->addr->net-1;
for (tmpl = ptl; tmpl; tmpl = tmpl->next) {
if (tmpl->addr->net == oldnet)
snprintf(sbe,16," %u",tmpl->addr->node);
else
snprintf(sbe,16," %u/%u",tmpl->addr->net, tmpl->addr->node);
oldnet = tmpl->addr->net;
seenlen += strlen(sbe);
if (seenlen > MAXPATH) {
seenlen = 0;
fprintf(ofp,"\n\1PATH:");
snprintf(sbe,16," %u/%u",tmpl->addr->net, tmpl->addr->node);
seenlen = strlen(sbe);
}
fprintf(ofp,"%s",sbe);
}
tidy_falist(&ptl);
}
} /* if (newsmode) */
/*
* Add newline and message is ready.
*/
fprintf(ofp,"\n");
fflush(ofp);
rewind(ofp);
Syslog('m', "========== Fido start");
while (fgets(temp, 4096, ofp) != NULL) {
/*
* Only log kludges, skip the body
*/
if ((temp[0] == '\001') || !strncmp(temp, "AREA:", 5) || !strncmp(temp, "SEEN-BY", 7)) {
Striplf(temp);
Syslogp('m', printable(temp, 0));
}
}
Syslog('m', "========== Fido end");
if (!Msg_Open(msgs.Base)) {
WriteError("Failed to open msgbase \"%s\"", msgs.Base);
} else {
if (!Msg_Lock(30L)) {
WriteError("Can't lock %s", msgs.Base);
} else {
Msg_New();
strcpy(Msg.From, fmsg->from->name);
strcpy(Msg.To, fmsg->to->name);
strcpy(Msg.FromAddress, ascfnode(fmsg->from,0x1f));
strcpy(Msg.Subject, fmsg->subj);
Msg.Written = Msg.Arrived = time(NULL) - (gmt_offset((time_t)0) * 60);
Msg.Local = TRUE;
rewind(ofp);
while (fgets(temp, 4096, ofp) != NULL) {
Striplf(temp);
MsgText_Add2(temp);
}
Msg_AddMsg();
Msg_UnLock();
Syslog('+', "Msg (%ld) to \"%s\", \"%s\"", Msg.Id, Msg.To, Msg.Subject);
do_mailout = TRUE;
/*
* Create fast scan index
*/
snprintf(temp, PATH_MAX, "%s/tmp/echomail.jam", getenv("MBSE_ROOT"));
if ((qfp = fopen(temp, "a")) != NULL) {
fprintf(qfp, "%s %u\n", msgs.Base, Msg.Id);
fclose(qfp);
}
/*
* Link messages
*/
rc = Msg_Link(msgs.Base, TRUE, CFG.slow_util);
if (rc != -1)
Syslog('+', "Linked %d message%s", rc, (rc != 1) ? "s":"");
else
Syslog('+', "Could not link messages");
/*
* Update statistical counters
*/
Now = time(NULL);
l_date = localtime(&Now);
msgs.LastPosted = time(NULL);
msgs.Posted.total++;
msgs.Posted.tweek++;
msgs.Posted.tdow[l_date->tm_wday]++;
msgs.Posted.month[l_date->tm_mon]++;
mgroup.LastDate = time(NULL);
mgroup.MsgsSent.total++;
mgroup.MsgsSent.tweek++;
mgroup.MsgsSent.tdow[l_date->tm_wday]++;
mgroup.MsgsSent.month[l_date->tm_mon]++;
UpdateMsgs();
snprintf(temp, PATH_MAX, "%s/etc/users.data", getenv("MBSE_ROOT"));
if ((qfp = fopen(temp, "r+"))) {
fread(&usrconfighdr, sizeof(usrconfighdr), 1, qfp);
fseek(qfp, usrconfighdr.hdrsize + (grecno * usrconfighdr.recsize), SEEK_SET);
if (fread(&usrconfig, usrconfighdr.recsize, 1, qfp) == 1) {
usrconfig.iPosted++;
fseek(qfp, usrconfighdr.hdrsize + (grecno * usrconfighdr.recsize), SEEK_SET);
fwrite(&usrconfig, usrconfighdr.recsize, 1, qfp);
}
fclose(qfp);
}
}
Msg_Close();
}
free(origin);
fclose(ofp);
} while (needsplit);
free(temp);
if (charset)
free(charset);
chartran_close();
tidyrfc(msg);
tidy_ftnmsg(fmsg);
UpdateMsgs();
return 0;
}
/*
* Input a RFC message.
*/
int rfc2ftn(FILE *fp, faddr *recipient)
{
char sbe[128], *p, *q, *temp, *origin, newsubj[4 * (MAXSUBJ+1)], *oldsubj, *acup_a = NULL, *charset = NULL;
int i, rc, newsmode, seenlen, oldnet, chars_in = FTNC_NONE, chars_out = FTNC_NONE;
rfcmsg *msg = NULL, *tmsg, *tmp;
ftnmsg *fmsg = NULL;
FILE *ofp;
fa_list *sbl = NULL, *ptl = NULL, *tmpl;
faddr *ta, *fta;
unsigned int acup_n = 0;
int sot_kludge = FALSE, eot_kludge = FALSE, tinyorigin = FALSE;
int needsplit, hdrsize, datasize, splitpart, forbidsplit, rfcheaders;
time_t Now;
temp = calloc(MAXHDRSIZE +1, sizeof(char));
Syslog('m', "Entering rfc2ftn");
if (recipient)
Syslog('m', "Recipient: %s", ascfnode(recipient, 0xff));
rewind(fp);
msg = parsrfc(fp);
newsmode = hdr((char *)"Newsgroups", msg) ?TRUE:FALSE;
Syslog('m', "RFC message is %s", newsmode ? "news article":"e-mail message");
if (newsmode) {
news_in++;
snprintf(currentgroup, 81, "%s", msgs.Newsgroup);
} else
email_in++;
if (!CFG.allowcontrol) {
if (hdr((char *)"Control",msg)) {
Syslog('+', "Rfc2ftn: Control message skipped");
tidyrfc(msg);
return 1;
}
}
if ((fmsg = mkftnhdr(msg, newsmode, recipient)) == NULL) {
WriteError("Rfc2ftn: unable to create FTN headers from RFC ones, aborting");
tidyrfc(msg);
return 1;
}
if (newsmode)
fmsg->area = xstrcpy(msgs.Tag);
if ((p = hdr((char *)"Message-ID",msg))) {
ftnmsgid(p, &fmsg->msgid_a, &fmsg->msgid_n, fmsg->area);
hash_update_s(&fmsg->msgid_n, fmsg->area);
}
if ((p = hdr((char *)"References",msg))) {
p = strrchr(p,' ');
ftnmsgid(p,&fmsg->reply_a, &fmsg->reply_n,fmsg->area);
if (!chkftnmsgid(p)) {
hash_update_s(&fmsg->reply_n, fmsg->area);
}
} else if ((p = hdr((char *)"In-Reply-To",msg))) {
ftnmsgid(p,&fmsg->reply_a, &fmsg->reply_n,fmsg->area);
if (!chkftnmsgid(p)) {
hash_update_s(&fmsg->reply_n, fmsg->area);
}
}
chkftnmsgid(hdr((char *)"Message-ID",msg)); // ??
removemime = FALSE;
removemsgid = FALSE;
removeref = FALSE;
removeinreply = FALSE;
removereplyto = TRUE;
removereturnto = TRUE;
ftnorigin = fmsg->ftnorigin;
q = hdr((char *)"Content-Transfer-Encoding",msg);
if (q)
while (*q && isspace(*q))
q++;
if (!(q))
q = (char *)"8bit";
if ((p = hdr((char *)"Content-Type",msg))) {
while (*p && isspace(*p))
p++;
/*
* Check for mime to remove.
*/
if ((strncasecmp(p, "text/plain", 10) == 0) && ((q == NULL) ||
(strncasecmp(q,"7bit",4) == 0) || (strncasecmp(q,"8bit",4) == 0))) {
removemime = TRUE; /* no need in MIME headers */
}
q = strtok(p, " \n\0");
q = strtok(NULL, "; \n\0");
if (q) {
while (*q && isspace(*q))
q++;
Syslog('m', "charset part: %s", printable(q, 0));
if (q && (strncasecmp(q, "charset=", 8) == 0)) {
/*
* google.com quotes the charset name
*/
if (strchr(q, '"')) {
charset = xstrcpy(q + 9);
charset[strlen(charset)-1] = '\0';
} else {
charset = xstrcpy(q + 8);
}
Syslog('m', "Charset \"%s\"", printable(charset, 0));
}
}
}
if (charset == NULL) {
charset = xstrcpy((char *)"ISO-8859-1");
Syslog('m', "No charset, setting default to ISO-8859-1");
}
if ((p = hdr((char *)"Message-ID",msg))) {
if (!removemsgid)
removemsgid = chkftnmsgid(p);
}
if ((!removeref) && (p = hdr((char *)"References",msg))) {
p = xstrcpy(p);
q = strtok(p," \t\n");
if ((q) && (strtok(NULL," \t\n") == NULL))
removeref = chkftnmsgid(q);
free(p);
}
if ((p = hdr((char *)"Reply-To",msg))) {
removereplyto = FALSE;
if ((q = hdr((char *)"From",msg))) {
char *r;
r = xstrcpy(p);
p = r;
while(*p && isspace(*p))
p++;
if (p[strlen(p)-1] == '\n')
p[strlen(p)-1]='\0';
if (strcasestr(q,p))
removereplyto = TRUE;
}
}
if ((p = hdr((char *)"Return-Receipt-To",msg))) {
removereturnto = FALSE;
if ((q = hdr((char *)"From",msg))) {
char *r;
r = xstrcpy(p);
p = r;
while (*p && isspace(*p))
p++;
if (p[strlen(p)-1] == '\n')
p[strlen(p)-1]='\0';
if (strcasestr(q,p))
removereturnto = TRUE;
}
}
Syslog('m', "removemime=%s removemsgid=%s removeref=%s removeinreply=%s removereplyto=%s removereturnto=%s",
removemime ?"TRUE ":"FALSE", removemsgid ?"TRUE ":"FALSE", removeref ?"TRUE ":"FALSE",
removeinreply ?"TRUE ":"FALSE", removereplyto ?"TRUE ":"FALSE", removereturnto ?"TRUE ":"FALSE");
p = ascfnode(fmsg->from,0x1f);
i = 79-11-3-strlen(p);
if (ftnorigin && fmsg->origin && (strlen(fmsg->origin) > i)) {
/* This is a kludge... I don't like it too much. But well,
if this is a message of FTN origin, the original origin (:)
line MUST have been short enough to fit in 79 chars...
So we give it a try. Probably it would be better to keep
the information about the address format from the origin
line in a special X-FTN-... header, but this seems even
less elegant. Any _good_ ideas, anyone? */
/* OK, I am keeping this, though if should never be used
al long as X-FTN-Origin is used now */
p = ascfnode(fmsg->from,0x0f);
Syslog('m', "checkorigin 3");
i = 79-11-3-strlen(p);
tinyorigin = TRUE;
}
if (tinyorigin)
Syslog('m', "tinyorigin = %s", tinyorigin ? "True":"False");
if ((fmsg->origin) && (strlen(fmsg->origin) > i))
fmsg->origin[i]='\0';
forbidsplit = (ftnorigin || ((p = hdr((char *)"X-FTN-Split",msg)) && (strcasecmp(p," already\n") == 0)));
needsplit = 0;
splitpart = 0;
hdrsize = 20;
hdrsize += (fmsg->subj)?strlen(fmsg->subj):0;
if (fmsg->from)
hdrsize += (fmsg->from->name)?strlen(fmsg->from->name):0;
if (fmsg->to)
hdrsize += (fmsg->to->name)?strlen(fmsg->to->name):0;
chars_in = find_rfc_charset(charset);
chars_out = msgs.Charset;
if (chars_in == FTNC_ERROR) {
/*
* Not in standard tables, go ahead with the uppercase name
* and see if iconv will take it. It doesn't really matter if
* we support the incoming rfc charset,
*/
tu(charset);
Syslog('m', "rfc2ftn: charset in: %s charset out: %s", charset, get_ic_ftn(chars_out));
chartran_init(charset, get_ic_ftn(chars_out), 'm');
} else {
Syslog('m', "rfc2ftn: charset in: %s charset out: %s", get_ic_rfc(chars_in), get_ic_ftn(chars_out));
chartran_init(get_ic_rfc(chars_in), get_ic_ftn(chars_out), 'm');
}
do {
Syslog('m', "rfc2ftn: split loop, splitpart = %d", splitpart);
datasize = 0;
if (splitpart) {
snprintf(newsubj,4 * MAXSUBJ,"[part %d] ",splitpart+1);
strncat(newsubj,fmsg->subj,MAXSUBJ-strlen(newsubj));
Syslog('+', "Rfc2ftn: split message part %d", splitpart);
} else {
strncpy(newsubj,fmsg->subj,MAXSUBJ);
}
newsubj[MAXSUBJ]='\0';
if (splitpart) {
hash_update_n(&fmsg->msgid_n,splitpart);
}
oldsubj = fmsg->subj;
fmsg->subj = newsubj;
/*
* Create a new temp message in FTN style format
*/
if ((ofp = tmpfile()) == NULL) {
WriteError("$Rfc2ftn: Can't open second tmpfile");
tidyrfc(msg);
return 1;
}
if (newsmode) {
fprintf(ofp, "AREA:%s\n", msgs.Tag);
} else {
if (fmsg->to->point != 0)
fprintf(ofp, "\001TOPT %d\n", fmsg->to->point);
if (fmsg->from->point != 0)
fprintf(ofp, "\001FMPT %d\n", fmsg->from->point);
fprintf(ofp, "\001INTL %d:%d/%d %d:%d/%d\n", fmsg->to->zone, fmsg->to->net, fmsg->to->node,
fmsg->from->zone, fmsg->from->net, fmsg->from->node);
}
if ((fmsg->msgid_a == NULL) || (fmsg->msgid_n == 0)) {
Syslog('!', "Rfc2ftn: warning, no MSGID %s %08lx", MBSE_SS(fmsg->msgid_a), fmsg->msgid_n);
}
fprintf(ofp, "\001MSGID: %s %08x\n", MBSE_SS(fmsg->msgid_a),fmsg->msgid_n);
if (fmsg->reply_s)
fprintf(ofp, "\1REPLY: %s\n", fmsg->reply_s);
else if (fmsg->reply_a)
fprintf(ofp, "\1REPLY: %s %08x\n", fmsg->reply_a, fmsg->reply_n);
Now = time(NULL) - (gmt_offset((time_t)0) * 60);
fprintf(ofp, "\001TZUTC: %s\n", gmtoffset(Now));
fprintf(ofp, "\001CHRS: %s\n", getftnchrs(msgs.Charset));
fmsg->subj = oldsubj;
if ((p = hdr((char *)"X-FTN-REPLYADDR",msg))) {
hdrsize += 10+strlen(p);
fprintf(ofp,"\1REPLYADDR:");
kludgewrite(p,ofp);
} else if (replyaddr) {
hdrsize += 10+strlen(replyaddr);
fprintf(ofp,"\1REPLYADDR: ");
kludgewrite(replyaddr,ofp);
}
if ((p = hdr((char *)"X-FTN-REPLYTO",msg))) {
hdrsize += 8+strlen(p);
fprintf(ofp,"\1REPLYTO:");
kludgewrite(p,ofp);
} else if (replyaddr) {
hdrsize += 15;
if (newsmode)
fprintf(ofp,"\1REPLYTO: %s UUCP\n", aka2str(msgs.Aka));
else {
fta = bestaka_s(fmsg->to);
fprintf(ofp,"\1REPLYTO: %s UUCP\n", ascfnode(fta, 0x1f));
tidy_faddr(fta);
}
} else if ((p = hdr((char *)"Reply-To",msg))) {
if ((ta = parsefaddr(p))) {
if ((q = hdr((char *)"From",msg))) {
if (!strcasestr(q,p)) {
fprintf(ofp,"\1REPLYTO: %s %s\n", ascfnode(ta,0x1f), ta->name);
}
}
tidy_faddr(ta);
}
}
if ((p=strip_flags(hdr((char *)"X-FTN-FLAGS",msg)))) {
hdrsize += 15;
fprintf(ofp,"\1FLAGS:%s\n",p);
free(p);
}
if (!hdr((char *)"X-FTN-PID", msg)) {
p = hdr((char *)"User-Agent", msg);
if (p == NULL)
p = hdr((char *)"X-Newsreader", msg);
if (p == NULL)
p = hdr((char *)"X-Mailer", msg);
if (p) {
hdrsize += 4 + strlen(p);
fprintf(ofp, "\1PID:");
kludgewrite(p, ofp);
} else {
fprintf(ofp, "\001PID: MBSE-FIDO %s (%s-%s)\n", VERSION, OsName(), OsCPU());
}
}
if (CFG.allowcontrol && (!hdr((char *)"X-FTN-ACUPDATE",msg)) && (p=hdr((char *)"Control",msg))) {
if (strstr(p,"cancel")) {
ftnmsgid(p,&acup_a,&acup_n,fmsg->area);
if (acup_a) {
hash_update_s(&acup_n,fmsg->area);
hdrsize += 26 + strlen(acup_a);
fprintf(ofp,"\1ACUPDATE: DELETE %s %08x\n", acup_a,acup_n);
}
}
}
if ((!hdr((char *)"X-FTN-ACUPDATE",msg)) && (p=hdr((char *)"Supersedes",msg))) {
ftnmsgid(p,&acup_a,&acup_n,fmsg->area);
if (acup_a) {
hash_update_s(&acup_n,fmsg->area);
hdrsize += 26 + strlen(acup_a);
fprintf(ofp,"\1ACUPDATE: MODIFY %s %08x\n", acup_a,acup_n);
}
}
if (!(hdr((char *)"X-FTN-Tearline", msg)) && !(hdr((char *)"X-FTN-TID", msg))) {
snprintf(temp, MAXHDRSIZE, " MBSE-FIDO %s (%s-%s)", VERSION, OsName(), OsCPU());
hdrsize += 4 + strlen(temp);
fprintf(ofp, "\1TID:");
kludgewrite(temp, ofp);
}
if ((splitpart == 0) || (hdrsize < MAXHDRSIZE)) {
for (tmp = msg; tmp; tmp = tmp->next) {
if ((!strncmp(tmp->key,"X-Fsc-",6)) || (!strncmp(tmp->key,"X-FTN-",6) &&
strcasecmp(tmp->key,"X-FTN-Tearline") &&
strcasecmp(tmp->key,"X-FTN-Origin") &&
strcasecmp(tmp->key,"X-FTN-Sender") &&
strcasecmp(tmp->key,"X-FTN-Split") &&
strcasecmp(tmp->key,"X-FTN-FLAGS") &&
strcasecmp(tmp->key,"X-FTN-AREA") &&
strcasecmp(tmp->key,"X-FTN-MSGID") &&
strcasecmp(tmp->key,"X-FTN-REPLY") &&
strcasecmp(tmp->key,"X-FTN-SEEN-BY") &&
strcasecmp(tmp->key,"X-FTN-PATH") &&
strcasecmp(tmp->key,"X-FTN-REPLYADDR") &&
strcasecmp(tmp->key,"X-FTN-REPLYTO") &&
strcasecmp(tmp->key,"X-FTN-To") &&
strcasecmp(tmp->key,"X-FTN-From") &&
strcasecmp(tmp->key,"X-FTN-CHARSET") &&
strcasecmp(tmp->key,"X-FTN-CHRS") &&
strcasecmp(tmp->key,"X-FTN-CODEPAGE") &&
strcasecmp(tmp->key,"X-FTN-ORIGCHRS") &&
strcasecmp(tmp->key,"X-FTN-SOT") &&
strcasecmp(tmp->key,"X-FTN-EOT") &&
strcasecmp(tmp->key,"X-FTN-Via"))) {
if ((strcasecmp(tmp->key,"X-FTN-KLUDGE") == 0)) {
if (!strcasecmp(tmp->val," SOT:\n"))
sot_kludge = TRUE;
else if (!strcasecmp(tmp->val," EOT:\n"))
eot_kludge = TRUE;
else {
hdrsize += strlen(tmp->val);
fprintf(ofp,"\1");
/* we should have restored the original string here... */
kludgewrite((tmp->val)+1,ofp);
}
} else {
hdrsize += strlen(tmp->key)+strlen(tmp->val);
fprintf(ofp,"\1%s:",tmp->key+6);
kludgewrite(tmp->val,ofp);
}
}
}
/* ZConnect are X-ZC-*: in usenet, \1ZC-*: in FTN */
for (tmp=msg;tmp;tmp=tmp->next)
if ((!strncmp(tmp->key,"X-ZC-",5))) {
hdrsize += strlen(tmp->key)+strlen(tmp->val);
fprintf(ofp,"\1%s:",tmp->key+2);
kludgewrite(tmp->val,ofp);
}
/* mondo.org gateway uses ".MSGID: ..." in usenet */
for (tmp=msg;tmp;tmp=tmp->next)
if ((!strncmp(tmp->key,".",1)) && (strcasecmp(tmp->key,".MSGID"))) {
hdrsize += strlen(tmp->key)+strlen(tmp->val);
fprintf(ofp,"\1%s:",tmp->key+1);
kludgewrite(tmp->val,ofp);
}
/*
* Add the Received: header from this system to the mesage.
*/
if (!newsmode) {
Now = time(NULL);
fprintf(ofp, "\1RFC-Received: by %s (mbfido) via RFC2FTN; %s\n", CFG.sysdomain, rfcdate(Now));
hdrsize += 72+strlen(CFG.sysdomain);
}
for (tmp = msg; tmp; tmp = tmp->next) {
if ((needputrfc(tmp, newsmode) == 1)) {
if (strcasestr((char *)"X-Origin-Newsgroups",tmp->key)) {
hdrsize += 10+strlen(tmp->val);
fprintf(ofp,"\1RFC-Newsgroups:");
} else {
hdrsize += strlen(tmp->key)+strlen(tmp->val);
fprintf(ofp,"\1RFC-%s:",tmp->key);
}
kludgewrite(tmp->val, ofp);
}
}
rfcheaders=0;
for (tmp=msg;tmp;tmp=tmp->next) {
if ((needputrfc(tmp, newsmode) > 1)) {
rfcheaders++;
if (strcasestr((char *)"X-Origin-Newsgroups",tmp->key)) {
hdrsize += 10+strlen(tmp->val);
fprintf(ofp,"Newsgroups:");
} else {
hdrsize += strlen(tmp->key)+strlen(tmp->val);
fprintf(ofp,"%s:",tmp->key);
}
charwrite(tmp->val, ofp);
}
}
if (rfcheaders)
charwrite((char *)"\n",ofp);
if ((hdr((char *)"X-FTN-SOT",msg)) || (sot_kludge))
fprintf(ofp,"\1SOT:\n");
}
if (replyaddr) {
replyaddr = NULL;
}
if (needsplit) {
fprintf(ofp," * Continuation %d of a split message *\n\n", splitpart);
needsplit = FALSE;
} else if ((p=hdr((char *)"X-Body-Start",msg))) {
datasize += strlen(p);
charwrite(p, ofp);
}
while (!(needsplit=(!forbidsplit) && (((splitpart && (datasize > (CFG.new_split * 1024))) ||
(!splitpart && ((datasize+hdrsize) > (CFG.new_split * 1024)))))) && (bgets(temp,4096-1,fp))) {
datasize += strlen(temp);
charwrite(temp, ofp);
}
if (needsplit) {
fprintf(ofp,"\n * Message split, to be continued *\n");
splitpart++;
}
if ((p=hdr((char *)"X-FTN-EOT",msg)) || (eot_kludge))
fprintf(ofp,"\1EOT:\n");
if ((p=hdr((char *)"X-FTN-Tearline",msg))) {
fprintf(ofp,"---");
if (strcasecmp(p," (none)\n") == 0)
charwrite((char *)"\n",ofp);
else
charwrite(p,ofp);
} else
fprintf(ofp,"\n%s\n", TearLine());
if ((p = hdr((char *)"X-FTN-Origin",msg))) {
if (*(q=p+strlen(p)-1) == '\n')
*q='\0';
origin = xstrcpy((char *)" * Origin: ");
origin = xstrcat(origin, p);
} else {
origin = xstrcpy((char *)" * Origin: ");
if (fmsg->origin)
origin = xstrcat(origin, fmsg->origin);
else
origin = xstrcat(origin, CFG.origin);
origin = xstrcat(origin, (char *)" (");
origin = xstrcat(origin, ascfnode(fmsg->from,tinyorigin?0x0f:0x1f));
origin = xstrcat(origin, (char *)")");
}
fprintf(ofp, "%s", origin);
if (newsmode) {
/*
* Setup SEEN-BY lines, first SEEN-BY from RFC message, then all matching AKA's
*/
for (tmsg = msg; tmsg; tmsg = tmsg->next)
if (strcasecmp(tmsg->key, "X-FTN-SEEN-BY") == 0)
fill_list(&sbl, tmsg->val, NULL);
for (i = 0; i < 40; i++) {
if (CFG.akavalid[i] && (CFG.aka[i].point == 0) && (msgs.Aka.zone == CFG.aka[i].zone) &&
!((msgs.Aka.net == CFG.aka[i].net) && (msgs.Aka.node == CFG.aka[i].node))) {
snprintf(sbe, 128, "%u/%u", CFG.aka[i].net, CFG.aka[i].node);
fill_list(&sbl, sbe, NULL);
}
}
if (msgs.Aka.point == 0) {
snprintf(sbe, 128, "%u/%u", msgs.Aka.net, msgs.Aka.node);
fill_list(&sbl, sbe, NULL);
}
/*
* Only add SEEN-BY lines if there are any
*/
if (sbl != NULL) {
uniq_list(&sbl);
sort_list(&sbl);
seenlen = MAXSEEN + 1;
memset(&sbe, 0, sizeof(sbe));
/* ensure it will not match for the first entry */
oldnet = sbl->addr->net-1;
for (tmpl = sbl; tmpl; tmpl = tmpl->next) {
if (tmpl->addr->net == oldnet)
snprintf(sbe,128," %u",tmpl->addr->node);
else
snprintf(sbe,128," %u/%u",tmpl->addr->net, tmpl->addr->node);
oldnet = tmpl->addr->net;
seenlen += strlen(sbe);
if (seenlen > MAXSEEN) {
seenlen = 0;
fprintf(ofp,"\nSEEN-BY:");
snprintf(sbe,128," %u/%u",tmpl->addr->net, tmpl->addr->node);
seenlen = strlen(sbe);
}
fprintf(ofp,"%s",sbe);
}
tidy_falist(&sbl);
}
/*
* Setup PATH lines
*/
for (tmp = msg; tmp; tmp = tmp->next)
if (!strcasecmp(tmp->key,"X-FTN-PATH"))
fill_path(&ptl,tmp->val);
if (msgs.Aka.point == 0) {
snprintf(sbe,128,"%u/%u",msgs.Aka.net, msgs.Aka.node);
fill_path(&ptl,sbe);
}
/*
* Only add PATH line if there is something
*/
if (ptl != NULL) {
uniq_list(&ptl);
seenlen = MAXPATH+1;
/* ensure it will not match for the first entry */
oldnet = ptl->addr->net-1;
for (tmpl = ptl; tmpl; tmpl = tmpl->next) {
if (tmpl->addr->net == oldnet)
snprintf(sbe,128," %u",tmpl->addr->node);
else
snprintf(sbe,128," %u/%u",tmpl->addr->net, tmpl->addr->node);
oldnet = tmpl->addr->net;
seenlen += strlen(sbe);
if (seenlen > MAXPATH) {
seenlen = 0;
fprintf(ofp,"\n\1PATH:");
snprintf(sbe,128," %u/%u",tmpl->addr->net, tmpl->addr->node);
seenlen = strlen(sbe);
}
fprintf(ofp,"%s",sbe);
}
tidy_falist(&ptl);
}
} /* if (newsmode) */
/*
* Add newline and message is ready.
*/
fprintf(ofp,"\n");
fflush(ofp);
rewind(ofp);
Syslog('m', "========== Fido start");
while (fgets(temp, 4096, ofp) != NULL) {
/*
* Only log kludges, skip the body
*/
if ((temp[0] == '\001') || !strncmp(temp, "AREA:", 5) || !strncmp(temp, "SEEN-BY", 7)) {
Striplf(temp);
Syslogp('m', printable(temp, 0));
}
}
Syslog('m', "========== Fido end");
if (newsmode)
rc = postecho(NULL, fmsg->from, fmsg->to, origin, fmsg->subj, fmsg->date, fmsg->flags, 0, ofp, FALSE, 0);
else
rc = postnetmail(ofp, fmsg->from, fmsg->to, origin, fmsg->subj, fmsg->date,
fmsg->flags, FALSE, fmsg->from->zone, fmsg->to->zone);
Syslog('m', "rfc2ftn: message posted rc=%d", rc);
free(origin);
fclose(ofp);
} while (needsplit);
Syslog('m', "rfc2ftn: out of splitloop");
chartran_close();
free(temp);
if (charset)
free(charset);
tidyrfc(msg);
tidy_ftnmsg(fmsg);
Syslog('m', "rfc2ftn: memory freed");
UpdateMsgs();
return 0;
}