-
rswindell authoredplain-text portion (only) for MIME-encoded messages (emails). If/when there are ever QWK readers that support MIME-decoding, I'll make this behavior configurable. :-) When passing mail between QWKnet nodes, leave the original MIME-encoding in tact (if there is any).
rswindell authoredplain-text portion (only) for MIME-encoded messages (emails). If/when there are ever QWK readers that support MIME-decoding, I'll make this behavior configurable. :-) When passing mail between QWKnet nodes, leave the original MIME-encoding in tact (if there is any).
msgtoqwk.cpp 17.73 KiB
/* Synchronet message to QWK format conversion routine */
/* $Id$ */
/****************************************************************************
* @format.tab-size 4 (Plain Text/Source Code File Header) *
* @format.use-tabs true (see http://www.synchro.net/ptsc_hdr.html) *
* *
* Copyright Rob Swindell - http://www.synchro.net/copyright.html *
* *
* 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. *
* See the GNU General Public License for more details: gpl.txt or *
* http://www.fsf.org/copyleft/gpl.html *
* *
* Anonymous FTP access to the most recent released source is available at *
* ftp://vert.synchro.net, ftp://cvs.synchro.net and ftp://ftp.synchro.net *
* *
* Anonymous CVS access to the development source and modification history *
* is available at cvs.synchro.net:/cvsroot/sbbs, example: *
* cvs -d :pserver:anonymous@cvs.synchro.net:/cvsroot/sbbs login *
* (just hit return, no password is necessary) *
* cvs -d :pserver:anonymous@cvs.synchro.net:/cvsroot/sbbs checkout src *
* *
* For Synchronet coding style and modification guidelines, see *
* http://www.synchro.net/source.html *
* *
* You are encouraged to submit any modifications (preferably in Unix diff *
* format) via e-mail to mods@synchro.net *
* *
* Note: If this box doesn't appear square, then you need to fix your tabs. *
****************************************************************************/
#include "sbbs.h"
#include "qwk.h"
#define MAX_MSGNUM 0x7FFFFFUL // only 7 (decimal) digits allowed for msg num
/****************************************************************************/
/* Converts message 'msg' to QWK format, writing to file 'qwk_fp'. */
/* mode determines how to handle Ctrl-A codes */
/* Returns the number of bytes used for the body-text (multiple of 128) */
/****************************************************************************/
ulong sbbs_t::msgtoqwk(smbmsg_t* msg, FILE *qwk_fp, long mode, uint subnum
, int conf, FILE* hdrs, FILE* voting)
{
char str[512],from[512],to[512],ch=0,tear=0,tearwatch=0,*buf,*p;
char asc;
char msgid[256];
char reply_id[256];
char tmp[512];
long l,size=0,offset;
int i;
ushort hfield_type;
struct tm tm;
smbmsg_t remsg;
time_t tt;
get_msgid(&cfg, subnum, msg, msgid, sizeof(msgid));
offset=(long)ftell(qwk_fp);
if(msg->hdr.type != SMB_MSG_TYPE_NORMAL) {
if(voting == NULL)
return 0;
fprintf(voting,"[%lx]\n",offset);
switch(msg->hdr.type) {
case SMB_MSG_TYPE_BALLOT:
fprintf(voting, "[vote:%s]\n", msgid); if((msg->hdr.attr&MSG_VOTE) == MSG_VOTE)
fprintf(voting, "Votes = 0x%hx\n", msg->hdr.votes);
else
fprintf(voting, "%sVote = true\n", msg->hdr.attr&MSG_UPVOTE ? "Up" : "Down");
break;
case SMB_MSG_TYPE_POLL:
{
unsigned comments = 0;
unsigned answers = 0;
fprintf(voting, "[poll:%s]\n", msgid);
if(msg->hdr.votes)
fprintf(voting, "MaxVotes = %hd\n", msg->hdr.votes);
if(msg->hdr.auxattr&POLL_RESULTS_MASK)
fprintf(voting , "Results = %u\n", (msg->hdr.auxattr&POLL_RESULTS_MASK) >> POLL_RESULTS_SHIFT);
for(i=0; i < msg->total_hfields; i++) {
if(msg->hfield[i].type == SMB_COMMENT)
fprintf(voting, "%s%u = %s\n", smb_hfieldtype(msg->hfield[i].type), comments++, (char*)msg->hfield_dat[i]);
else if(msg->hfield[i].type == SMB_POLL_ANSWER)
fprintf(voting, "%s%u = %s\n", smb_hfieldtype(msg->hfield[i].type), answers++, (char*)msg->hfield_dat[i]);
}
break;
}
case SMB_MSG_TYPE_POLL_CLOSURE:
fprintf(voting, "[close:%s]\n", msgid);
break;
}
if(msg->subj && *msg->subj)
fprintf(voting, "%s: %s\n",smb_hfieldtype(SUBJECT), msg->subj);
if((p = get_replyid(&cfg, &smb, msg, reply_id, sizeof(reply_id))) != NULL)
fprintf(voting, "%s: %s\n", smb_hfieldtype(RFC822REPLYID), p);
/* Time/Date/Zone info */
fprintf(voting,"WhenWritten: %-20s %04hx\n"
,xpDateTime_to_isoDateTimeStr(
time_to_xpDateTime(msg->hdr.when_written.time,smb_tzutc(msg->hdr.when_written.zone))
,/* separators: */"","","", /* precision: */0
,str,sizeof(str))
,msg->hdr.when_written.zone
);
/* SENDER */
fprintf(voting, "%s: %s\n", smb_hfieldtype(SENDER), msg->from);
if(msg->from_net.type)
fprintf(voting, "%s: %s\n", smb_hfieldtype(SENDERNETADDR), smb_netaddrstr(&msg->from_net, tmp));
fprintf(voting, "Conference: %u\n", conf);
fputc('\n', voting);
}
else if(hdrs!=NULL) {
fprintf(hdrs,"[%lx]\n",offset);
/* Message-IDs */
fprintf(hdrs,"%s: %s\n", smb_hfieldtype(RFC822MSGID), msgid);
if((p = get_replyid(&cfg, &smb, msg, reply_id, sizeof(reply_id))) != NULL)
fprintf(hdrs, "%s: %s\n", smb_hfieldtype(RFC822REPLYID), p);
/* Time/Date/Zone info */
fprintf(hdrs,"WhenWritten: %-20s %04hx\n"
,xpDateTime_to_isoDateTimeStr(
time_to_xpDateTime(msg->hdr.when_written.time,smb_tzutc(msg->hdr.when_written.zone))
,/* separators: */"","","", /* precision: */0
,str,sizeof(str))
,msg->hdr.when_written.zone
);
fprintf(hdrs,"WhenImported: %-20s %04hx\n"
,xpDateTime_to_isoDateTimeStr(
time_to_xpDateTime(msg->hdr.when_imported.time,smb_tzutc(msg->hdr.when_imported.zone))
,/* separators: */"","","", /* precision: */0
,str,sizeof(str))
,msg->hdr.when_imported.zone
);
fprintf(hdrs,"WhenExported: %-20s %04hx\n" ,xpDateTime_to_isoDateTimeStr(
xpDateTime_now()
,/* separators: */"","","", /* precision: */0
,str,sizeof(str))
,sys_timezone(&cfg)
);
fprintf(hdrs,"ExportedFrom: %s %s %" PRIu32 "\n"
,cfg.sys_id
,subnum==INVALID_SUB ? "mail":cfg.sub[subnum]->code
,msg->hdr.number
);
/* SENDER */
fprintf(hdrs,"%s: %s\n",smb_hfieldtype(SENDER),msg->from);
if(msg->from_net.type)
fprintf(hdrs,"%s: %s\n",smb_hfieldtype(SENDERNETADDR),smb_netaddrstr(&msg->from_net,tmp));
if((p=(char*)smb_get_hfield(msg,hfield_type=SENDERIPADDR,NULL))!=NULL)
fprintf(hdrs,"%s: %s\n",smb_hfieldtype(hfield_type),p);
if((p=(char*)smb_get_hfield(msg,hfield_type=SENDERHOSTNAME,NULL))!=NULL)
fprintf(hdrs,"%s: %s\n",smb_hfieldtype(hfield_type),p);
if((p=(char*)smb_get_hfield(msg,hfield_type=SENDERPROTOCOL,NULL))!=NULL)
fprintf(hdrs,"%s: %s\n",smb_hfieldtype(hfield_type),p);
if(msg->from_org!=NULL)
fprintf(hdrs,"Organization: %s\n",msg->from_org);
else if(msg->from_net.type==NET_NONE)
fprintf(hdrs,"Organization: %s\n",cfg.sys_name);
/* Reply-To */
if((p=(char*)smb_get_hfield(msg,RFC822REPLYTO,NULL))==NULL) {
if(msg->replyto_net.type==NET_INTERNET)
p=(char*)msg->replyto_net.addr;
else if(msg->replyto!=NULL)
p=msg->replyto;
}
if(p!=NULL)
fprintf(hdrs,"Reply-To: %s\n",p); /* use original RFC822 header field */
/* SUBJECT */
fprintf(hdrs,"%s: %s\n",smb_hfieldtype(SUBJECT),msg->subj);
/* RECIPIENT */
fprintf(hdrs,"%s: %s\n",smb_hfieldtype(RECIPIENT),msg->to);
if(msg->to_net.type!=NET_NONE && subnum==INVALID_SUB)
fprintf(hdrs,"%s: %s\n",smb_hfieldtype(RECIPIENTNETADDR),smb_netaddrstr(&msg->to_net,tmp));
/* FidoNet */
if((p=(char*)smb_get_hfield(msg,hfield_type=FIDOAREA,NULL))!=NULL)
fprintf(hdrs,"%s: %s\n", smb_hfieldtype(hfield_type), p);
if((p=(char*)smb_get_hfield(msg,hfield_type=FIDOSEENBY,NULL))!=NULL)
fprintf(hdrs,"%s: %s\n", smb_hfieldtype(hfield_type), p);
if((p=(char*)smb_get_hfield(msg,hfield_type=FIDOPATH,NULL))!=NULL)
fprintf(hdrs,"%s: %s\n", smb_hfieldtype(hfield_type), p);
if((p=(char*)smb_get_hfield(msg,hfield_type=FIDOMSGID,NULL))!=NULL)
fprintf(hdrs,"%s: %s\n", smb_hfieldtype(hfield_type), p);
if((p=(char*)smb_get_hfield(msg,hfield_type=FIDOREPLYID,NULL))!=NULL)
fprintf(hdrs,"%s: %s\n", smb_hfieldtype(hfield_type), p);
if((p=(char*)smb_get_hfield(msg,hfield_type=FIDOPID,NULL))!=NULL)
fprintf(hdrs,"%s: %s\n", smb_hfieldtype(hfield_type), p);
if((p=(char*)smb_get_hfield(msg,hfield_type=FIDOFLAGS,NULL))!=NULL)
fprintf(hdrs,"%s: %s\n", smb_hfieldtype(hfield_type), p);
if((p=(char*)smb_get_hfield(msg,hfield_type=FIDOTID,NULL))!=NULL)
fprintf(hdrs,"%s: %s\n", smb_hfieldtype(hfield_type), p);
/* Synchronet */
if((p=(char*)smb_get_hfield(msg,hfield_type=SMB_EDITOR,NULL))!=NULL)
fprintf(hdrs,"%s: %s\n", smb_hfieldtype(hfield_type), p);
if((p=(char*)smb_get_hfield(msg,hfield_type=SMB_COLUMNS,NULL))!=NULL)
fprintf(hdrs,"%s: %u\n", smb_hfieldtype(hfield_type), *(uint8_t*)p);
if((p=(char*)smb_get_hfield(msg,hfield_type=SMB_TAGS,NULL))!=NULL)
fprintf(hdrs,"%s: %s\n", smb_hfieldtype(hfield_type), p);
/* USENET */
if((p=(char*)smb_get_hfield(msg,hfield_type=USENETPATH,NULL))!=NULL)
fprintf(hdrs,"%s: %s\n", smb_hfieldtype(hfield_type), p);
if((p=(char*)smb_get_hfield(msg,hfield_type=USENETNEWSGROUPS,NULL))!=NULL)
fprintf(hdrs,"%s: %s\n", smb_hfieldtype(hfield_type), p);
/* RFC822 header fields: */
for(i=0;i<msg->total_hfields;i++)
if(msg->hfield[i].type==RFC822HEADER)
fprintf(hdrs,"%s\n",truncsp_lines((char*)msg->hfield_dat[i]));
/* Blank line: */
fprintf(hdrs,"\n");
}
fprintf(qwk_fp,"%*s",QWK_BLOCK_LEN,""); /* Init header to space */
SAFECOPY(from,msg->from);
SAFECOPY(to,msg->to);
if(msg->hdr.type == SMB_MSG_TYPE_NORMAL) {
/* QWKE compatible kludges */
if(msg->from_net.addr && (uint)subnum==INVALID_SUB && !(mode&QM_TO_QNET)) {
if(msg->from_net.type==NET_FIDO)
sprintf(from,"%.128s@%.128s"
,msg->from,smb_faddrtoa((faddr_t *)msg->from_net.addr,tmp));
else if(msg->from_net.type==NET_INTERNET || strchr((char*)msg->from_net.addr,'@')!=NULL)
sprintf(from,"%.128s",(char*)msg->from_net.addr);
else
sprintf(from,"%.128s@%.128s",msg->from,(char*)msg->from_net.addr);
}
if(msg->hdr.attr&MSG_ANONYMOUS && !SYSOP)
SAFECOPY(from,text[Anonymous]);
else if((mode&QM_EXT) && strlen(from) > QWK_HFIELD_LEN) {
size+=fprintf(qwk_fp,"From: %.128s%c", from, QWK_NEWLINE);
SAFECOPY(from,msg->from);
}
if(msg->to_net.addr && (uint)subnum==INVALID_SUB) {
if(msg->to_net.type==NET_FIDO)
sprintf(to,"%.128s@%s",msg->to,smb_faddrtoa((faddr_t *)msg->to_net.addr,tmp));
else if(msg->to_net.type==NET_INTERNET)
sprintf(to,"%.128s",(char*)msg->to_net.addr);
else if(msg->to_net.type==NET_QWK) {
if(mode&QM_TO_QNET) {
p=strchr((char *)msg->to_net.addr,'/');
if(p) { /* Another hop */
p++;
SAFECOPY(to,"NETMAIL");
size+=fprintf(qwk_fp,"%.128s@%.128s%c",msg->to,p,QWK_NEWLINE);
}
else
sprintf(to,"%.128s",msg->to);
}
else
sprintf(to,"%.128s@%.128s",msg->to,(char*)msg->to_net.addr);
}
else
sprintf(to,"%.128s@%.128s",msg->to,(char*)msg->to_net.addr);
}
if((mode&QM_EXT) && strlen(to) > QWK_HFIELD_LEN) {
size+=fprintf(qwk_fp,"To: %.128s%c", to, QWK_NEWLINE);
if(msg->to_net.type==NET_QWK)
SAFECOPY(to,"NETMAIL");
else
SAFECOPY(to,msg->to);
}
if((mode&QM_EXT) && strlen(msg->subj) > QWK_HFIELD_LEN)
size+=fprintf(qwk_fp,"Subject: %.128s%c", msg->subj, QWK_NEWLINE);
if(msg->from_net.type==NET_QWK && mode&QM_VIA && !msg->forwarded)
size+=fprintf(qwk_fp,"@VIA: %s%c"
,(char*)msg->from_net.addr,QWK_NEWLINE);
if(mode&QM_MSGID && (uint)subnum!=INVALID_SUB) {
size+=fprintf(qwk_fp,"@MSGID: %s%c"
,msgid,QWK_NEWLINE);
if(msg->reply_id) {
SAFECOPY(tmp,msg->reply_id);
truncstr(tmp," ");
size+=fprintf(qwk_fp,"@REPLY: %s%c"
,tmp,QWK_NEWLINE);
} else if(msg->hdr.thread_back) {
memset(&remsg,0,sizeof(remsg));
remsg.hdr.number=msg->hdr.thread_back;
if(smb_getmsgidx(&smb, &remsg))
size+=fprintf(qwk_fp,"@REPLY: <%s>%c",smb.last_error,QWK_NEWLINE);
else
size+=fprintf(qwk_fp,"@REPLY: %s%c"
,get_msgid(&cfg,subnum,&remsg,msgid,sizeof(msgid))
,QWK_NEWLINE);
}
}
if(msg->hdr.when_written.zone && mode&QM_TZ)
size+=fprintf(qwk_fp,"@TZ: %04hx%c",msg->hdr.when_written.zone,QWK_NEWLINE);
if(msg->replyto!=NULL && mode&QM_REPLYTO)
size+=fprintf(qwk_fp,"@REPLYTO: %s%c"
,msg->replyto,QWK_NEWLINE);
p=0;
for(i=0;i<msg->total_hfields;i++) {
if(msg->hfield[i].type==SENDER)
p=(char *)msg->hfield_dat[i];
if(msg->hfield[i].type==FORWARDED && p) {
size+=fprintf(qwk_fp,"Forwarded from %s on %s%c",p
,timestr(*(time32_t *)msg->hfield_dat[i])
,QWK_NEWLINE);
}
}
ulong getmsgtxt_mode = GETMSGTXT_ALL;
if(!(mode&QM_TO_QNET)) // Get just the plain-text portion of MIME-encoded messages
getmsgtxt_mode |= GETMSGTXT_PLAIN;
buf=smb_getmsgtxt(&smb, msg, getmsgtxt_mode);
if(!buf)
return(0);
for(l=0;buf[l];l++) {
ch=buf[l];
if(ch=='\n') {
if(tear)
tear++; /* Count LFs after tearline */
if(tear>3) /* more than two LFs after the tear */
tear=0;
if(tearwatch==4) { /* watch for LF---LF */
tear=1;
tearwatch=0;
}
else if(!tearwatch)
tearwatch=1;
else
tearwatch=0;
if(l && buf[l-1]=='\r') /* Replace CRLF with funky char */
ch=QWK_NEWLINE; /* but leave sole LF (soft-NL) alone */
fputc(ch,qwk_fp); size++;
continue;
}
if(ch=='\r') { /* Ignore CRs */
if(tearwatch<4) /* LF---CRLF is okay */
tearwatch=0; /* LF-CR- is not okay */
continue;
}
if(ch==' ' && tearwatch==4) { /* watch for "LF--- " */
tear=1;
tearwatch=0;
}
if(ch=='-') { /* watch for "LF---" */
if(l==0 || (tearwatch && tearwatch<4))
tearwatch++;
else
tearwatch=0;
}
else
tearwatch=0;
if((uint)subnum!=INVALID_SUB && cfg.sub[subnum]->misc&SUB_ASCII) {
if(ch<' ' && ch!=1)
ch='.';
else if((uchar)ch>0x7f)
ch=exascii_to_ascii_char(ch);
}
if(ch==QWK_NEWLINE) /* funky char */
ch='*';
if(ch==CTRL_A) {
ch=buf[++l];
if(ch==0 || ch=='Z') /* EOF */
break;
if((asc=ctrl_a_to_ascii_char(ch)) != 0) {
fputc(asc,qwk_fp);
size++;
continue;
}
if(mode&QM_EXPCTLA) {
str[0]=0;
switch(toupper(ch)) {
case 'W':
SAFECOPY(str,ansi(LIGHTGRAY));
break;
case 'K':
SAFECOPY(str,ansi(BLACK));
break;
case 'H':
SAFECOPY(str,ansi(HIGH));
break;
case 'I':
SAFECOPY(str,ansi(BLINK));
break;
case '-':
case '_':
case 'N': /* Normal */
SAFECOPY(str,ansi(ANSI_NORMAL));
break;
case 'R':
SAFECOPY(str,ansi(RED));
break;
case 'G':
SAFECOPY(str,ansi(GREEN));
break;
case 'B': SAFECOPY(str,ansi(BLUE));
break;
case 'C':
SAFECOPY(str,ansi(CYAN));
break;
case 'M':
SAFECOPY(str,ansi(MAGENTA));
break;
case 'Y': /* Yellow */
SAFECOPY(str,ansi(BROWN));
break;
case '0':
SAFECOPY(str,ansi(BG_BLACK));
break;
case '1':
SAFECOPY(str,ansi(BG_RED));
break;
case '2':
SAFECOPY(str,ansi(BG_GREEN));
break;
case '3':
SAFECOPY(str,ansi(BG_BROWN));
break;
case '4':
SAFECOPY(str,ansi(BG_BLUE));
break;
case '5':
SAFECOPY(str,ansi(BG_MAGENTA));
break;
case '6':
SAFECOPY(str,ansi(BG_CYAN));
break;
case '7':
SAFECOPY(str,ansi(BG_LIGHTGRAY));
break;
}
if(str[0])
size+=fwrite(str,sizeof(char),strlen(str),qwk_fp);
continue;
} /* End Expand */
if(mode&QM_RETCTLA && valid_ctrl_a_code(ch)) {
fputc(CTRL_A,qwk_fp);
fputc(ch,qwk_fp);
size+=2L;
}
continue;
} /* End of Ctrl-A shit */
fputc(ch,qwk_fp);
size++;
}
free(buf);
if(ch!=QWK_NEWLINE) {
fputc(QWK_NEWLINE,qwk_fp); /* make sure it ends in CRLF */
size++;
}
if(mode&QM_TAGLINE && !(cfg.sub[subnum]->misc&SUB_NOTAG)) {
if(!tear) /* no tear line */
SAFEPRINTF(str,"\1n---%c",QWK_NEWLINE); /* so add one */
else
SAFECOPY(str,"\1n");
if(cfg.sub[subnum]->misc&SUB_ASCII) ch='*';
else ch='';
safe_snprintf(tmp,sizeof(tmp)," %c \1g%.10s\1n %c %.127s%c"
,ch,VERSION_NOTICE,ch,cfg.sub[subnum]->tagline,QWK_NEWLINE);
strcat(str,tmp);
if(!(mode&QM_RETCTLA))
remove_ctrl_a(str,str);
size+=fwrite(str,sizeof(char),strlen(str),qwk_fp); }
while(size%QWK_BLOCK_LEN) { /* Pad with spaces */
size++;
fputc(' ',qwk_fp);
}
}
tt=msg->hdr.when_written.time;
if(localtime_r(&tt,&tm)==NULL)
memset(&tm,0,sizeof(tm));
safe_snprintf(tmp,sizeof(tmp),"%02u-%02u-%02u%02u:%02u"
,tm.tm_mon+1,tm.tm_mday,TM_YEAR(tm.tm_year)
,tm.tm_hour,tm.tm_min);
if(msg->hdr.attr&MSG_POLL_VOTE_MASK)
ch = 'V'; /* Vote/poll message */
else if(msg->hdr.attr&MSG_PRIVATE) {
if(msg->hdr.attr&MSG_READ)
ch='*'; /* private, read */
else
ch='+'; /* private, unread */ }
else {
if(msg->hdr.attr&MSG_READ)
ch='-'; /* public, read */
else
ch=' '; /* public, unread */ }
safe_snprintf(str,sizeof(str),"%c%-7lu%-13.13s%-25.25s"
"%-25.25s%-25.25s%12s%-8lu%-6lu\xe1%c%c%c%c%c"
,ch /* message status flag */
,mode&QM_REP ? (ulong)conf /* conference or */
: msg->hdr.number&MAX_MSGNUM /* message number */
,tmp /* date and time */
,to /* To: */
,from /* From: */
,msg->subj /* Subject */
,nulstr /* Password */
,msg->hdr.thread_back&MAX_MSGNUM /* Message Re: Number */
,(size/QWK_BLOCK_LEN)+1 /* Number of blocks */
,(char)conf&0xff /* Conference number lo byte */
,(ushort)conf>>8 /* hi byte */
,' ' /* not used */
,' ' /* not used */
,(mode&QM_TO_QNET) ? '*' : ' ' /* Net tag line */
);
fseek(qwk_fp,offset,SEEK_SET);
fwrite(str,QWK_BLOCK_LEN,1,qwk_fp);
fseek(qwk_fp,size,SEEK_CUR);
return(size);
}