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deb-goldedplus/golded3/gesoup.cpp

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// ------------------------------------------------------------------
// GoldED+
// Copyright (C) 1990-1999 Odinn Sorensen
// Copyright (C) 1999-2000 Alexander S. Aganichev
// ------------------------------------------------------------------
// 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 the Free Software Foundation; either version 2 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston,
// MA 02111-1307 USA
// ------------------------------------------------------------------
// $Id$
// ------------------------------------------------------------------
// Internet SOUP packet handling.
// ------------------------------------------------------------------
#include <fcntl.h>
#include <golded.h>
#include <gesrch.h>
// ------------------------------------------------------------------
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void KludgeDATE(GMsg* msg, const char* ptr);
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// ------------------------------------------------------------------
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char* CvtMessageIDtoMSGID(const char* mptr, char* msgidbuf, const char* echoid, char* kludge) {
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sprintf(msgidbuf, "\x1""%s: ", kludge);
char* bptr = msgidbuf + strlen(msgidbuf);
if(strnieql(mptr, "<MSGID_", 7)) {
mptr += 7;
while((*mptr != '@') and *mptr) {
if(*mptr == '=') {
*bptr++ = (char)((xtoi(mptr[1]) << 4) | xtoi(mptr[2]));
mptr += 3;
}
else if(*mptr == '_') {
*bptr++ = ' ';
mptr++;
}
else {
*bptr++ = *mptr++;
}
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if(bptr-msgidbuf > 200) // Check for overrun
break;
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}
*bptr = NUL;
}
else {
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bool spaces = make_bool(strchr(mptr, ' '));
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dword crc32 = CRC32_MASK_CCITT;
crc32 = strCrc32(mptr, NO, crc32);
crc32 = strCrc32(echoid, YES, crc32);
crc32 ^= CRC32_MASK_CCITT;
if(spaces)
*bptr++ = '\"';
while(*mptr) {
if(spaces and (*mptr == '\"'))
*bptr++ = '\"';
*bptr++ = *mptr++;
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if(bptr-msgidbuf > (200-9-(spaces?2:0))) // Check for overrun
break;
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}
if(spaces)
*bptr++ = '\"';
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sprintf(bptr, " %08x", crc32);
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}
return msgidbuf;
}
// ------------------------------------------------------------------
char* UnfoldLine(char* mptr) {
char* eptr = mptr;
do {
eptr = strskip_to(eptr, '\n');
if(*eptr) {
char lwsp = eptr[1];
if((lwsp == ' ') or (lwsp == '\t'))
*eptr = lwsp;
else {
*eptr++ = NUL;
break;
}
}
} while(*eptr);
return eptr;
}
// ------------------------------------------------------------------
int CheckMailinglists(GMsg* msg, int current) {
if(AA->isemail()) {
std::vector<MailList>::iterator z;
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for(z = CFG->mailinglist.begin(); z != CFG->mailinglist.end(); z++)
if(z->sender_is_pattern) {
golded_search_manager srchmgr;
srchmgr.prepare_from_string(z->sender, GFIND_HDRTXT);
bool success = srchmgr.search(msg, true, true);
if(srchmgr.reverse ? not success : success) {
int areano = AL.AreaEchoToNo(z->echoid);
if(areano != -1)
return AL.AreaNoToId(areano);
}
}
}
return current;
}
// ------------------------------------------------------------------
int CheckMailinglists(const char* what, int current) {
if(AA->isemail()) {
std::vector<MailList>::iterator z;
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for(z = CFG->mailinglist.begin(); z != CFG->mailinglist.end(); z++)
if(not z->sender_is_pattern and strieql(what, z->sender)) {
int areano = AL.AreaEchoToNo(z->echoid);
if(areano != -1)
return AL.AreaNoToId(areano);
}
}
return current;
}
// ------------------------------------------------------------------
bool MatchRFC(char*& p, const char* what) {
bool match = strnieql(p, what, strlen(what));
if(match)
p = strskip_wht(p + strlen(what) - 1);
return match;
}
// ------------------------------------------------------------------
void ProcessSoupMsg(char* lbuf, GMsg* msg, int& msgs, char* areaname, int tosstobadmsgs) {
int entryCurrArea = CurrArea;
if(msg->txt) {
msgs++;
msg->orig = msg->oorig = CFG->internetgate.addr.valid() ? CFG->internetgate.addr : AA->aka();
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msg->dest = msg->odest = AA->aka();
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time32_t a = gtime(NULL);
struct tm *tp = ggmtime(&a);
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tp->tm_isdst = -1;
time32_t b = gmktime(tp);
msg->arrived = a + a - b;
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Line* line = NULL;
Line* fline = NULL;
int lineno = 0;
int inhdr = true;
char* mptr = msg->txt;
char smsgid[2010]; *smsgid = NUL;
char sreply[2010]; *sreply= NUL;
if(tosstobadmsgs)
AddLineF(line, "AREA:%s", areaname);
while(*mptr) {
char* eptr = mptr;
do {
eptr = strskip_to(eptr, '\n');
if(*eptr) {
char lwsp = eptr[1];
if(inhdr and (mptr != eptr) and ((lwsp == ' ') or (lwsp == '\t'))) {
*eptr = lwsp;
}
else {
*eptr++ = NUL;
break;
}
}
} while(*eptr);
strchg(mptr, '\t', ' ');
if(inhdr) {
if(*mptr == NUL) {
inhdr = false;
CurrArea = CheckMailinglists(msg, CurrArea);
const char* echo_id = AL.AreaIdToPtr(CurrArea)->echoid();
fline = FirstLine(line);
char buf[2010];
if(*smsgid) {
CvtMessageIDtoMSGID(smsgid, buf, echo_id, "MSGID");
fline = AddKludge(fline, buf);
}
if(*sreply) {
CvtMessageIDtoMSGID(sreply, buf, echo_id, "REPLY");
fline = AddKludge(fline, buf);
}
}
else {
int addkludge = true;
*lbuf = CTRL_A;
strcpy(lbuf+1, mptr);
if(MatchRFC(mptr, "From: ")) {
INam fromname;
IAdr fromaddr;
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ParseInternetAddr(mptr, fromname, fromaddr, false);
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strxcpy(msg->by, *fromname ? fromname : fromaddr, sizeof(msg->by));
if(AA->Internetgate().addr.valid()) {
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char abuf[40];
char kbuf[2048];
sprintf(kbuf, "\x1""REPLYTO %s %s",
AA->Internetgate().addr.make_string(abuf),
*AA->Internetgate().name ? AA->Internetgate().name : "UUCP"
);
line = AddKludge(line, kbuf);
sprintf(kbuf, "\x1""REPLYADDR %s", fromaddr);
line = AddKludge(line, kbuf);
}
CurrArea = CheckMailinglists(fromaddr, CurrArea);
}
else if(MatchRFC(mptr, "To: ")) {
strxcpy(msg->ito, mptr, sizeof(msg->ito));
INam toname;
IAdr toaddr;
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ParseInternetAddr(mptr, toname, toaddr, false);
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strxcpy(msg->to, *toname ? toname : toaddr, sizeof(msg->to));
}
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else if(MatchRFC(mptr, "X-Comment-To: ")) {
strxcpy(msg->to, mptr, sizeof(msg->to));
}
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else if(MatchRFC(mptr, "Cc: ")) {
char* ccbuf = (char*)throw_malloc(strlen(msg->icc) + strlen(mptr) + 3);
strcpy(stpcpy(stpcpy(ccbuf, msg->icc), *msg->icc ? ", " : ""), mptr);
strxcpy(msg->icc, ccbuf, sizeof(msg->icc));
throw_free(ccbuf);
}
else if(MatchRFC(mptr, "Bcc: ")) {
char* bccbuf = (char*)throw_malloc(strlen(msg->ibcc) + strlen(mptr) + 3);
strcpy(stpcpy(stpcpy(bccbuf, msg->ibcc), *msg->ibcc ? ", " : ""), mptr);
strxcpy(msg->ibcc, bccbuf, sizeof(msg->ibcc));
throw_free(bccbuf);
}
else if(MatchRFC(mptr, "X-To: ")) {
INam toname;
IAdr toaddr;
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ParseInternetAddr(mptr, toname, toaddr, false);
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strxcpy(msg->to, *toname ? toname : toaddr, sizeof(msg->to));
}
else if(MatchRFC(mptr, "Subject: ")) {
strxcpy(msg->re, mptr, sizeof(msg->re));
}
else if(MatchRFC(mptr, "Date: ")) {
KludgeDATE(msg, mptr);
}
else if(MatchRFC(mptr, "Organization: ")) {
// not used
}
else if(MatchRFC(mptr, "Message-ID: ")) {
if(not strnieql(mptr, "<NOMSGID_", 9))
strxcpy(smsgid, mptr, 201);
}
else if(MatchRFC(mptr, "References: ")) {
while(*mptr) {
char* sptr = strpbrk(mptr, " ,");
if(sptr == NULL)
sptr = mptr + strlen(mptr);
while(((*sptr == ' ') or (*sptr == ',')) and *sptr)
*sptr++ = NUL;
if(not strnieql(mptr, "<NOMSGID_", 9))
strxcpy(sreply, mptr, 201);
mptr = sptr;
}
}
else if(MatchRFC(mptr, "In-Reply-To: ")) {
if(not strnieql(mptr, "<NOMSGID_", 9))
strxcpy(sreply, mptr, 201);
}
else if(MatchRFC(mptr, "Sender: ")) {
INam sendername;
IAdr senderaddr;
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ParseInternetAddr(mptr, sendername, senderaddr, false);
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CurrArea = CheckMailinglists(senderaddr, CurrArea);
}
else if(MatchRFC(mptr, "X-Mailing-List: ")) {
INam listname;
IAdr listaddr;
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ParseInternetAddr(mptr, listname, listaddr, false);
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CurrArea = CheckMailinglists(listaddr, CurrArea);
}
if(addkludge)
line = AddKludge(line, lbuf);
}
}
else {
line = AddLineFast(line, mptr);
lineno++;
}
mptr = eptr;
}
if(not *msg->to)
strcpy(msg->to, AA->Whoto());
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msg->lin = FirstLine(line);
if(OrigArea != CurrArea) {
AA->Unlock();
AA->Close();
AL.SetActiveAreaId(CurrArea);
OrigArea = CurrArea;
AA->Open();
AA->Lock();
AA->RandomizeData();
}
if(lineno) {
AA->istossed = true;
update_statuslinef("%s: %u", "", AA->echoid(), msgs);
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msg->LinesToText();
AA->SaveMsg(GMSG_NEW, msg);
}
ResetMsg(msg);
CurrArea = entryCurrArea;
}
}
// ------------------------------------------------------------------
dword swapendian(dword n) {
byte* c = (byte*)&n;
n = ((c[0]*256 + c[1])*256 + c[2])*256 + c[3];
return n;
}
// ------------------------------------------------------------------
int ImportSOUP() {
int imported = 0;
if(*CFG->soupimportpath) {
const int MBUF_SIZE = 65535;
const int LBUF_SIZE = 65535;
gfile fpa; // For AREAS file
gfile fpm; // For *.MSG files
int importedmsgs = 0;
Path areasfile;
strcpy(areasfile, AddPath(CFG->soupimportpath, "AREAS"));
fpa.fopen(areasfile, "rt");
if(fpa.isopen()) {
char buf[2048];
LoadCharset("N/A", "N/A");
char* mbuf = (char*)throw_malloc(MBUF_SIZE);
char* lbuf = (char*)throw_malloc(LBUF_SIZE);
GMsg* msg = (GMsg*)throw_calloc(1, sizeof(GMsg));
while(fpa.fgets(buf, sizeof(buf))) {
char* delim = "\t\n";
char* prefix = strtok(buf, delim);
char* areaname = strtok(NULL, delim);
char* encoding = strtok(NULL, delim);
char msgfmt = *encoding++;
char idxfmt = (char)(*encoding ? *encoding++ : 0);
char kind = (char)(*encoding ? *encoding : 0);
int isemail = false;
int isnews = false;
switch(msgfmt) {
case 'M':
// not supported yet
break;
case 'm':
case 'b':
isemail = true;
break;
case 'u':
if(kind == 'm') {
isemail = true;
break;
}
case 'B':
isnews = true;
break;
}
Path msgfile, idxfile;
strcpy(stpcpy(msgfile, prefix), ".msg");
strcpy(msgfile, AddPath(CFG->soupimportpath, msgfile));
if(idxfmt) {
strcpy(stpcpy(idxfile, prefix), ".idx");
strcpy(idxfile, AddPath(CFG->soupimportpath, idxfile));
}
strupr(areaname);
int tosstobadmsgs = false;
if(isemail)
areaname = CFG->soupemail;
int areano = AL.AreaEchoToNo(areaname);
if(areano == -1) {
areano = AL.AreaEchoToNo(CFG->soupbadmsgs);
tosstobadmsgs = true;
}
if((areano != -1) and (isemail or isnews)) {
AL.SetActiveAreaNo(areano);
OrigArea = CurrArea;
fpm.fopen(msgfile, "rb");
if(fpm.isopen()) {
imported++;
int msgs = 0;
AA->Open();
AA->Lock();
AA->RandomizeData();
uint txtlen = 0;
char* txtptr = NULL;
uint allocated_len = 0;
if((msgfmt == 'b') or (msgfmt == 'B')) {
// Get binary formats
dword msglen = 0;
while(fpm.fread(&msglen, 4) == 1) {
msglen = swapendian(msglen);
uint msglensz = (uint)msglen;
if(msglen != msglensz)
msglensz--;
msg->txt = (char*)throw_calloc(1, msglensz+1);
fpm.fread(msg->txt, msglensz);
if(msglen != msglensz)
fpm.fseek(msglen-msglensz, SEEK_CUR);
ProcessSoupMsg(lbuf, msg, msgs, areaname, tosstobadmsgs);
}
}
else {
// Get non-binary formats
while(fpm.fgets(mbuf, MBUF_SIZE)) {
if(msgfmt == 'u') {
if(strneql(mbuf, "#! rnews ", 9)) {
dword msglen = atol(mbuf+9);
uint msglensz = (uint)msglen;
if(msglen != msglensz)
msglensz--;
msg->txt = (char*)throw_calloc(1, msglensz+1);
fpm.fread(msg->txt, msglensz);
if(msglen != msglensz)
fpm.fseek(msglen-msglensz, SEEK_CUR);
ProcessSoupMsg(lbuf, msg, msgs, areaname, tosstobadmsgs);
}
else {
w_infof(LNG->ErrorInSoup, msgfile);
waitkeyt(10000);
w_info(NULL);
break;
}
}
else if(msgfmt == 'm') {
if(strneql(mbuf, "From ", 5)) {
msg->txt = txtptr;
txtptr = NULL;
txtlen = 0;
allocated_len = 0;
ProcessSoupMsg(lbuf, msg, msgs, areaname, tosstobadmsgs);
}
uint len = strlen(mbuf);
if((txtlen+len+1) > allocated_len) {
if(allocated_len)
allocated_len *= 2;
else
allocated_len = (txtlen+len+1) * 100;
txtptr = (char*)throw_realloc(txtptr, allocated_len);
}
strcpy(txtptr+txtlen, mbuf);
txtlen += len;
}
else if(msgfmt == 'M') {
// Not supported yet
}
}
if(msgfmt == 'm') {
if(txtptr) {
msg->txt = txtptr;
txtptr = NULL;
ProcessSoupMsg(lbuf, msg, msgs, areaname, tosstobadmsgs);
}
}
}
throw_free(txtptr);
AA->Unlock();
AA->Close();
if(msgs)
importedmsgs += msgs;
fpm.fclose();
}
}
remove(msgfile);
if(idxfmt)
remove(idxfile);
}
ResetMsg(msg);
throw_free(msg);
throw_free(lbuf);
throw_free(mbuf);
fpa.fclose();
remove(areasfile);
if(*CFG->souptosslog)
fpa.fopen(CFG->souptosslog, "at");
for(uint na = 0; na < AL.size(); na++) {
if(AL[na]->istossed) {
AL[na]->istossed = false;
AL[na]->isunreadchg = true;
if(fpa.isopen())
fpa.printf("%s\n", AL[na]->echoid());
}
}
if(fpa.isopen())
fpa.fclose();
if(importedmsgs and *CFG->soupreplylinker) {
sprintf(buf, LNG->Replylinker, CFG->soupreplylinker);
ShellToDos(CFG->soupreplylinker, buf, LGREY|_BLACK, YES);
}
}
}
if(imported)
startupscan_success = true;
return imported;
}
// ------------------------------------------------------------------
int ExportSoupMsg(GMsg* msg, char* msgfile, gfile& fp, int ismail) {
NW(ismail);
if(not fp.isopen()) {
fp.open(AddPath(CFG->soupexportpath, msgfile), O_RDWR|O_CREAT|O_BINARY, "rb+");
if(fp.isopen())
fp.fseek(0, SEEK_END);
}
if(fp.isopen()) {
int level = 0;
if(CharTable)
level = CharTable->level ? CharTable->level : 2;
char mbuf[1030];
// Write placeholder for message length
dword msglen = 0xFFFFFFFFL;
fp.fwrite(&msglen, 4);
msglen = 0;
bool qp = false;
if(msg->charsetencoding & GCHENC_MNE) {
if(not CharTable or not striinc("MNEMONIC", CharTable->exp))
LoadCharset(CFG->xlatlocalset, "MNEMONIC");
}
else if(IsQuotedPrintable(msg->charset)) {
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qp = true;
LoadCharset(CFG->xlatlocalset, ExtractPlainCharset(msg->charset));
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}
else {
LoadCharset(CFG->xlatlocalset, msg->charset);
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}
// Process kludges and write header lines
Line* line = msg->lin;
while(line) {
if(line->type & GLINE_KLUDGE) {
if((line->kludge == GKLUD_RFC) or (line->kludge == 0)) {
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const char *ltxt = line->txt.c_str();
XlatStr(mbuf, (*ltxt == CTRL_A) ? (ltxt + 1) : ltxt, level, CharTable);
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msglen += fp.printf("%s%s", mbuf, (line->type & GLINE_WRAP) ? "" : "\n");
}
else if(line->type & GLINE_WRAP) {
while(line->next and (line->type & GLINE_WRAP))
line = line->next;
}
}
line = line->next;
}
// Write blank line after header lines
msglen += fp.printf("\n");
// Write all message lines
line = msg->lin;
while(line) {
if(not (line->type & (GLINE_KLUDGE|GLINE_TEAR|GLINE_ORIG))) {
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XlatStr(mbuf, line->txt.c_str(), level, CharTable);
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char* mptr = mbuf;
if(qp and strlen(mptr) > 76) {
// 12345v7890
// =FF - back one
// =FF - back two
// =FF - okay
do {
char* mbeg = mptr;
mptr += 75;
if(*(mptr-2) == '=')
mptr -= 2;
else if(*(mptr-1) == '=')
mptr--;
int mlen = (int)(mptr - mbeg);
msglen += fp.printf("%*.*s=\n", mlen, mlen, mbeg);
} while(strlen(mptr) > 76);
}
msglen += fp.printf("%s\n", mptr);
}
line = line->next;
}
// Re-write the correct message length
fp.fseek(-(msglen+4), SEEK_CUR);
dword be_msglen = swapendian(msglen);
fp.fwrite(&be_msglen, 4);
fp.fseek(msglen, SEEK_CUR);
msg->attr.snt1();
msg->attr.scn1();
msg->attr.uns0();
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time32_t a = gtime(NULL);
struct tm *tp = ggmtime(&a);
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tp->tm_isdst = -1;
time32_t b = gmktime(tp);
msg->arrived = a + a - b;
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AA->SaveHdr(GMSG_UPDATE, msg);
if(msg->attr.k_s())
AA->DeleteMsg(msg, DIR_NEXT);
return 1;
}
return 0;
}
// ------------------------------------------------------------------
int ExportSoupArea(int areano, char* msgfile, gfile& fp, int ismail) {
int exported = 0;
AL.SetActiveAreaNo(areano);
AA->Open();
AA->Lock();
AA->RandomizeData();
GMsg* msg = (GMsg*)throw_calloc(1, sizeof(GMsg));
for(uint n=0; n<AA->Expo.Count(); n++) {
if(AA->LoadMsg(msg, AA->Expo[n], CFG->soupexportmargin)) {
if(msg->attr.uns() and not (msg->attr.del() or msg->attr.lok())) {
exported += ExportSoupMsg(msg, msgfile, fp, ismail);
update_statuslinef("%s: %u", "", AA->echoid(), exported);
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}
}
}
ResetMsg(msg);
throw_free(msg);
AA->Unlock();
AA->Close();
AA->Expo.ResetAll();
return exported;
}
// ------------------------------------------------------------------
int ExportSOUP() {
int mailexported = 0;
int newsexported = 0;
if(*CFG->soupexportpath) {
Path scanfile;
gfile fp, mfp, nfp;
// Get the scan list
strcpy(scanfile, AddPath(CFG->goldpath, "goldsoup.lst"));
fp.fopen(scanfile, "rt");
if(fp.isopen()) {
char buf[256];
while(fp.fgets(buf, sizeof(buf))) {
char* ptr = strchr(buf, ' ');
if(ptr) {
*ptr++ = NUL;
int a = AL.AreaEchoToNo(buf);
if(a != -1)
AL[a]->Expo.Add(atol(ptr));
}
}
fp.fclose();
}
// Export from the e-mail and newsgroup areas
for(uint na = 0; na < AL.size(); na++) {
Area* ap = AL[na];
if(ap->isemail() and ap->Expo.Count())
mailexported += ExportSoupArea(na, "GOLDMAIL.MSG", mfp, true);
else if(ap->isnewsgroup() and ap->Expo.Count())
newsexported += ExportSoupArea(na, "GOLDNEWS.MSG", nfp, false);
}
// Close any open SOUP files
if(mfp.isopen())
mfp.fclose();
if(nfp.isopen())
nfp.fclose();
// Update the REPLIES file
fp.open(AddPath(CFG->soupexportpath, "REPLIES"), O_RDWR|O_CREAT|O_BINARY, "rb+");
if(fp.isopen()) {
char buf[512];
int hasmail = false;
int hasnews = false;
while(fp.fgets(buf, sizeof(buf))) {
strtok(buf, "\t\n");
if(strieql(buf, "GOLDMAIL"))
hasmail = true;
else if(strieql(buf, "GOLDNEWS"))
hasnews = true;
}
if(mailexported and not hasmail)
fp.printf("GOLDMAIL\tmail\tbn\n");
if(newsexported and not hasnews)
fp.printf("GOLDNEWS\tnews\tBn\n");
fp.fclose();
}
// Delete the scanfile
remove(scanfile);
}
return mailexported + newsexported;
}
// ------------------------------------------------------------------