int
colclean(Column *c)
{
int i, clean;
clean = TRUE;
for(i=0; i<c->nw; i++)
clean &= winclean(c->w[i], TRUE);
return clean;
}
void
replywindow(Article *m)
{
Biobuf *b;
char *p, *ep, *q, tmp[40];
int fd, copy;
Article *reply;
sprint(tmp, "%d/article", m->n);
p = estrstrdup(dir, tmp);
if((fd = open(p, OREAD)) < 0){
free(p);
return;
}
free(p);
reply = newpost();
winopenbody(reply->w, OWRITE);
b = emalloc(sizeof(*b));
Binit(b, fd, OREAD);
copy = 0;
while(p = Brdline(b, '\n')){
if(Blinelen(b)==1)
break;
ep = p+Blinelen(b);
if(!isspace(*p)){
copy = 0;
if(cistrncmp(p, "newsgroups:", 11)==0){
for(q=p+11; *q!='\n'; q++)
if(*q==',')
*q = ' ';
copy = 1;
}else if(cistrncmp(p, "subject:", 8)==0){
if(!strstr(p, " Re:") && !strstr(p, " RE:") && !strstr(p, " re:")){
p = skip(p, "subject:");
ep[-1] = '\0';
Bprint(reply->w->body, "Subject: Re: %s\n", p);
}else
copy = 1;
}else if(cistrncmp(p, "message-id:", 11)==0){
Bprint(reply->w->body, "References: ");
p += 11;
copy = 1;
}
}
if(copy)
Bwrite(reply->w->body, p, ep-p);
}
Bterm(b);
close(fd);
free(b);
Bprint(reply->w->body, "\n");
winclean(reply->w);
winselect(reply->w, "$", 0);
}
void
wikithread(void *v)
{
char tmp[40];
Event *e;
Wiki *w;
w = v;
if(w->isnew){
sprint(tmp, "+new+%d", w->isnew);
wikiname(w->win, tmp);
if(w->arg){
winopenbody(w->win, OWRITE);
Bprint(w->win->body, "%s\n\n", w->arg);
}
winclean(w->win);
}else if(!w->special){
wikiget(w);
wikiname(w->win, w->arg);
if(w->addr)
winselect(w->win, w->addr, 1);
}
fprint(w->win->ctl, "menu\n");
wintagwrite(w->win, "Get History Diff New", 4+8+4+4);
winclean(w->win);
while(!w->dead && (e = recvp(w->win->cevent)))
acmeevent(w, e);
windormant(w->win);
unlink(w);
free(w->win);
free(w->arg);
free(w);
threadexits(nil);
}
/*
* Show the first nshow messages in the window.
* This depends on nntpfs presenting contiguously
* numbered directories, and on the qid version being
* the topmost numbered directory.
*/
void
dirwindow(Window *w)
{
if((hi=gethi()) < 0)
return;
if(w->data < 0)
w->data = winopenfile(w, "data");
fprint(w->ctl, "dirty\n");
winopenbody(w, OWRITE);
lo = adddir(w->body, hi, 0, nshow);
winclean(w);
}
void
mesgmenumark(Window *w, char *which, char *mark)
{
char *buf;
if(w->data < 0)
w->data = winopenfile(w, "data");
buf = name2regexp(deletedrx01, which);
if(winsetaddr(w, buf, 1) && winsetaddr(w, "+0-#1", 1)) /* go to end of line */
write(w->data, mark, strlen(mark));
free(buf);
close(w->data);
close(w->addr);
w->addr = w->data = -1;
if(!mbox.dirty)
winclean(w);
}
/* one new message has arrived, as mbox->tail */
void
mesgmenunew(Window *w, Message *mbox)
{
Biobuf *b;
winselect(w, "0", 0);
w->data = winopenfile(w, "data");
b = emalloc(sizeof(Biobuf));
Binit(b, w->data, OWRITE);
mesgmenu0(w, mbox, mbox->name, "", 0, b, 1, !shortmenu);
Bterm(b);
free(b);
if(!mbox->dirty)
winclean(w);
/* select tag line plus following indented lines, but not final newline (it's distinctive) */
winselect(w, "0/.*\\n((\t.*\\n)*\t.*)?/", 1);
close(w->addr);
close(w->data);
w->addr = -1;
w->data = -1;
}
void
rewritembox(Window *w, Message *mbox)
{
Message *m, *next;
char *deletestr, *t;
int nopen;
deletestr = estrstrdup("delete ", fsname);
nopen = 0;
for(m=mbox->head; m!=nil; m=next){
next = m->next;
if(m->deleted == 0)
continue;
if(m->opened){
nopen++;
continue;
}
if(m->writebackdel){
/* messages deleted by plumb message are not removed again */
t = estrdup(m->name);
if(strlen(t) > 0)
t[strlen(t)-1] = '\0';
deletestr = egrow(deletestr, " ", t);
}
mesgmenudel(w, mbox, m);
mesgdel(mbox, m);
}
if(write(mbox->ctlfd, deletestr, strlen(deletestr)) < 0)
fprint(2, "Mail: warning: error removing mail message files: %r\n");
free(deletestr);
winselect(w, "0", 0);
if(nopen == 0)
winclean(w);
mbox->dirty = 0;
}
void
wikiget(Wiki *w)
{
char *p;
int fd, normal;
Biobuf *bin;
fprint(w->win->ctl, "dirty\n");
p = emalloc(strlen(w->arg)+8+1);
strcpy(p, w->arg);
normal = 1;
if(p[strlen(p)-1] == '/'){
normal = 0;
strcat(p, "current");
}else if(strlen(p)>8 && strcmp(p+strlen(p)-8, "/current")==0){
normal = 0;
w->arg[strlen(w->arg)-7] = '\0';
}
if((fd = open(p, OREAD)) < 0){
fprint(2, "Wiki: cannot read %s: %r\n", p);
winclean(w->win);
return;
}
free(p);
winopenbody(w->win, OWRITE);
bin = emalloc(sizeof(*bin));
Binit(bin, fd, OREAD);
p = nil;
if(!normal){
if((p = Brdline(bin, '\n')) == nil){
fprint(2, "Wiki: cannot read title: %r\n");
winclean(w->win);
close(fd);
free(bin);
return;
}
p[Blinelen(bin)-1] = '\0';
}
/* clear window */
if(w->win->data < 0)
w->win->data = winopenfile(w->win, "data");
if(winsetaddr(w->win, ",", 0))
write(w->win->data, "", 0);
if(!normal)
Bprint(w->win->body, "%s\n\n", p);
while(p = Brdline(bin, '\n')){
p[Blinelen(bin)-1] = '\0';
if(normal)
Bprint(w->win->body, "%s\n", p);
else{
if(p[0]=='D')
w->time = strtoul(p+1, 0, 10);
else if(p[0]=='#')
Bprint(w->win->body, "%s\n", p+1);
}
}
winclean(w->win);
free(bin);
close(fd);
}
void
threadmain(int argc, char *argv[])
{
char *s, *name;
char err[ERRMAX], *cmd;
int i, newdir;
Fmt fmt;
doquote = needsrcquote;
quotefmtinstall();
/* open these early so we won't miss notification of new mail messages while we read mbox */
if((plumbsendfd = plumbopenfid("send", OWRITE|OCEXEC)) == nil)
fprint(2, "warning: open plumb/send: %r\n");
if((plumbseemailfd = plumbopenfid("seemail", OREAD|OCEXEC)) == nil)
fprint(2, "warning: open plumb/seemail: %r\n");
if((plumbshowmailfd = plumbopenfid("showmail", OREAD|OCEXEC)) == nil)
fprint(2, "warning: open plumb/showmail: %r\n");
shortmenu = 0;
srvname = "mail";
ARGBEGIN{
case 's':
shortmenu = 1;
break;
case 'S':
shortmenu = 2;
break;
case 'o':
outgoing = EARGF(usage());
break;
case 'm':
smprint(maildir, "%s/", EARGF(usage()));
break;
case 'n':
srvname = EARGF(usage());
break;
default:
usage();
}ARGEND
acmefs = nsmount("acme",nil);
if(acmefs == nil)
error("cannot mount acme: %r");
mailfs = nsmount(srvname, nil);
if(mailfs == nil)
error("cannot mount %s: %r", srvname);
name = "mbox";
newdir = 1;
if(argc > 0){
i = strlen(argv[0]);
if(argc>2 || i==0)
usage();
/* see if the name is that of an existing /mail/fs directory */
if(argc==1 && argv[0][0] != '/' && ismaildir(argv[0])){
name = argv[0];
mboxname = estrdup(name);
newdir = 0;
}else{
if(argv[0][i-1] == '/')
argv[0][i-1] = '\0';
s = strrchr(argv[0], '/');
if(s == nil)
mboxname = estrdup(argv[0]);
else{
*s++ = '\0';
if(*s == '\0')
usage();
mailboxdir = argv[0];
mboxname = estrdup(s);
}
if(argc > 1)
name = argv[1];
else
name = mboxname;
}
}
user = getenv("user");
if(user == nil)
user = "******";
home = getenv("home");
if(home == nil)
home = getenv("HOME");
if(home == nil)
error("can't find $home");
if(mailboxdir == nil)
mailboxdir = estrstrdup(home, "/mail");
if(outgoing == nil)
outgoing = estrstrdup(mailboxdir, "/outgoing");
mbox.ctlfd = fsopen(mailfs, estrstrdup(mboxname, "/ctl"), OWRITE);
if(mbox.ctlfd == nil)
error("can't open %s: %r", estrstrdup(mboxname, "/ctl"));
fsname = estrdup(name);
if(newdir && argc > 0){
s = emalloc(5+strlen(mailboxdir)+strlen(mboxname)+strlen(name)+10+1);
for(i=0; i<10; i++){
sprint(s, "open %s/%s %s", mailboxdir, mboxname, fsname);
if(fswrite(mbox.ctlfd, s, strlen(s)) >= 0)
break;
err[0] = '\0';
errstr(err, sizeof err);
if(strstr(err, "mbox name in use") == nil)
error("can't create directory %s for mail: %s", name, err);
free(fsname);
fsname = emalloc(strlen(name)+10);
sprint(fsname, "%s-%d", name, i);
}
if(i == 10)
error("can't open %s/%s: %r", mailboxdir, mboxname);
free(s);
}
s = estrstrdup(fsname, "/");
mbox.name = estrstrdup(maildir, s);
mbox.level= 0;
readmbox(&mbox, maildir, s);
home = getenv("home");
if(home == nil)
home = "/";
wbox = newwindow();
winname(wbox, mbox.name);
wintagwrite(wbox, "Put Mail Delmesg ", 3+1+4+1+7+1);
threadcreate(mainctl, wbox, STACK);
fmtstrinit(&fmt);
fmtprint(&fmt, "Mail");
if(shortmenu)
fmtprint(&fmt, " -%c", "sS"[shortmenu-1]);
if(outgoing)
fmtprint(&fmt, " -o %s", outgoing);
fmtprint(&fmt, " %s", name);
cmd = fmtstrflush(&fmt);
if(cmd == nil)
sysfatal("out of memory");
winsetdump(wbox, "/acme/mail", cmd);
mbox.w = wbox;
mesgmenu(wbox, &mbox);
winclean(wbox);
/* wctlfd = open("/dev/wctl", OWRITE|OCEXEC); /* for acme window */
wctlfd = -1;
cplumb = chancreate(sizeof(Plumbmsg*), 0);
cplumbshow = chancreate(sizeof(Plumbmsg*), 0);
if(strcmp(name, "mbox") == 0){
/*
* Avoid creating multiple windows to send mail by only accepting
* sendmail plumb messages if we're reading the main mailbox.
*/
plumbsendmailfd = plumbopenfid("sendmail", OREAD|OCEXEC);
cplumbsend = chancreate(sizeof(Plumbmsg*), 0);
proccreate(plumbsendproc, nil, STACK);
threadcreate(plumbsendthread, nil, STACK);
}
/* start plumb reader as separate proc ... */
proccreate(plumbproc, nil, STACK);
proccreate(plumbshowproc, nil, STACK);
threadcreate(plumbshowthread, nil, STACK);
fswrite(mbox.ctlfd, "refresh", 7);
/* ... and use this thread to read the messages */
plumbthread();
}
int
mesgopen(Message *mbox, char *dir, char *s, Message *mesg, int plumbed, char *digest)
{
char *t, *u, *v;
Message *m;
char *direlem[10];
int i, ndirelem, reuse;
/* find white-space-delimited first word */
for(t=s; *t!='\0' && !isspace(*t); t++)
;
u = emalloc(t-s+1);
memmove(u, s, t-s);
/* separate it on slashes */
ndirelem = tokenizec(u, direlem, nelem(direlem), "/");
if(ndirelem <= 0){
Error:
free(u);
return 0;
}
if(plumbed){
write(wctlfd, "top", 3);
write(wctlfd, "current", 7);
}
/* open window for message */
m = mesglookup(mbox, direlem[0], digest);
if(m == nil)
goto Error;
if(mesg!=nil && m!=mesg) /* string looked like subpart but isn't part of this message */
goto Error;
if(m->opened == 0){
if(m->w == nil){
reuse = 0;
m->w = newwindow();
}else{
reuse = 1;
/* re-use existing window */
if(winsetaddr(m->w, "0,$", 1)){
if(m->w->data < 0)
m->w->data = winopenfile(m->w, "data");
write(m->w->data, "", 0);
}
}
v = estrstrdup(mbox->name, m->name);
winname(m->w, v);
free(v);
if(!reuse){
if(m->deleted)
wintagwrite(m->w, "Q Reply all UnDelmesg Save ", 2+6+4+10+5);
else
wintagwrite(m->w, "Q Reply all Delmesg Save ", 2+6+4+8+5);
}
threadcreate(mesgctl, m, STACK);
winopenbody(m->w, OWRITE);
mesgload(m, dir, m->name, m->w);
winclosebody(m->w);
winclean(m->w);
m->opened = 1;
if(ndirelem == 1){
free(u);
return 1;
}
}
if(ndirelem == 1 && plumbport(m->type, m->filename) <= 0){
/* make sure dot is visible */
ctlprint(m->w->ctl, "show\n");
return 0;
}
/* walk to subpart */
dir = estrstrdup(dir, m->name);
for(i=1; i<ndirelem; i++){
m = mesglookup(m, direlem[i], digest);
if(m == nil)
break;
dir = egrow(dir, m->name, nil);
}
if(m != nil && plumbport(m->type, m->filename) > 0)
plumb(m, dir);
free(dir);
free(u);
return 1;
}
int
acmecmd(Article *m, Window *w, char *s)
{
int n;
Biobuf *b;
//fprint(2, "cmd %s\n", s);
s = skip(s, "");
if(iscmd(s, "Del")){
if(m == nil){ /* don't close dir until messages close */
if(mlist != nil){
ctlprint(mlist->w->ctl, "show\n");
return 1;
}
if(windel(w, 0))
threadexitsall(nil);
return 1;
}else{
if(windel(w, 0))
m->dead = 1;
return 1;
}
}
if(m==nil && iscmd(s, "More")){
s = skip(s, "More");
if(n = atoi(s))
nshow = n;
if(w->data < 0)
w->data = winopenfile(w, "data");
winsetaddr(w, "$", 1);
fprint(w->ctl, "dirty\n");
b = emalloc(sizeof(*b));
Binit(b, w->data, OWRITE);
lo = adddir(b, lo, 0, nshow);
Bterm(b);
free(b);
winclean(w);
winsetaddr(w, ".,", 0);
}
if(m!=nil && !m->ispost && iscmd(s, "Headers")){
m->headers = !m->headers;
fillmesgwindow(-1, m);
return 1;
}
if(iscmd(s, "Newpost")){
m = newpost();
winopenbody(m->w, OWRITE);
Bprint(m->w->body, "%s\nsubject: \n\n", group);
winclean(m->w);
winselect(m->w, "$", 0);
return 1;
}
if(m!=nil && !m->ispost && iscmd(s, "Reply")){
replywindow(m);
return 1;
}
// if(m!=nil && iscmd(s, "Replymail")){
// fprint(2, "no replymail yet\n");
// return 1;
// }
if(iscmd(s, "Post")){
mesgpost(m);
return 1;
}
return 0;
}
int
mboxcommand(Window *w, char *s)
{
char *args[10], **targs, *save;
Window *sbox;
Message *m, *next;
int ok, nargs, i, j;
CFid *searchfd;
char buf[128], *res;
nargs = tokenize(s, args, nelem(args));
if(nargs == 0)
return 0;
if(strcmp(args[0], "Mail") == 0){
if(nargs == 1)
mkreply(nil, "Mail", "", nil, nil);
else
mkreply(nil, "Mail", args[1], nil, nil);
return 1;
}
if(strcmp(s, "Del") == 0){
if(mbox.dirty){
mbox.dirty = 0;
fprint(2, "mail: mailbox not written\n");
return 1;
}
if(w != mbox.w){
windel(w, 1);
return 1;
}
ok = 1;
for(m=mbox.head; m!=nil; m=next){
next = m->next;
if(m->w){
if(windel(m->w, 0))
m->w = nil;
else
ok = 0;
}
}
for(m=replies.head; m!=nil; m=next){
next = m->next;
if(m->w){
if(windel(m->w, 0))
m->w = nil;
else
ok = 0;
}
}
if(ok){
windel(w, 1);
removeupasfs();
threadexitsall(nil);
}
return 1;
}
if(strcmp(s, "Put") == 0){
rewritembox(wbox, &mbox);
return 1;
}
if(strcmp(s, "Get") == 0){
fswrite(mbox.ctlfd, "refresh", 7);
return 1;
}
if(strcmp(s, "Delmesg") == 0){
save = nil;
if(nargs > 1)
save = args[1];
s = winselection(w);
if(s == nil)
return 1;
nargs = 1;
for(i=0; s[i]; i++)
if(s[i] == '\n')
nargs++;
targs = emalloc(nargs*sizeof(char*)); /* could be too many for a local array */
nargs = getfields(s, targs, nargs, 1, "\n");
for(i=0; i<nargs; i++){
if(!isdigit(targs[i][0]))
continue;
j = atoi(targs[i]); /* easy way to parse the number! */
if(j == 0)
continue;
snprint(buf, sizeof buf, "%s%d", mbox.name, j);
delmesg(buf, nil, 1, save);
}
free(s);
free(targs);
return 1;
}
if(strcmp(s, "Search") == 0){
if(nargs <= 1)
return 1;
s = estrstrdup(mboxname, "/search");
searchfd = fsopen(mailfs, s, ORDWR);
if(searchfd == nil)
return 1;
save = estrdup(args[1]);
for(i=2; i<nargs; i++)
save = eappend(save, " ", args[i]);
fswrite(searchfd, save, strlen(save));
fsseek(searchfd, 0, 0);
j = fsread(searchfd, buf, sizeof buf - 1);
if(j == 0){
fprint(2, "[%s] search %s: no results found\n", mboxname, save);
fsclose(searchfd);
free(save);
return 1;
}
free(save);
buf[j] = '\0';
res = estrdup(buf);
j = fsread(searchfd, buf, sizeof buf - 1);
for(; j != 0; j = fsread(searchfd, buf, sizeof buf - 1), buf[j] = '\0')
res = eappend(res, "", buf);
fsclose(searchfd);
sbox = newwindow();
winname(sbox, s);
free(s);
threadcreate(mainctl, sbox, STACK);
winopenbody(sbox, OWRITE);
/* show results in reverse order */
m = mbox.tail;
save = nil;
for(s=strrchr(res, ' '); s!=nil || save!=res; s=strrchr(res, ' ')){
if(s != nil){
save = s+1;
*s = '\0';
}
else save = res;
save = estrstrdup(save, "/");
for(; m && strcmp(save, m->name) != 0; m=m->prev);
free(save);
if(m == nil)
break;
fsprint(sbox->body, "%s%s\n", m->name, info(m, 0, 0));
m = m->prev;
}
free(res);
winclean(sbox);
winclosebody(sbox);
return 1;
}
return 0;
}
void
xfidctlwrite(Xfid *x, Window *w)
{
Fcall fc;
int i, m, n, nb, nr, nulls;
Rune *r;
char *err, *p, *pp, *q, *e;
int isfbuf, scrdraw, settag;
Text *t;
err = nil;
e = x->fcall.data+x->fcall.count;
scrdraw = FALSE;
settag = FALSE;
isfbuf = TRUE;
if(x->fcall.count < RBUFSIZE)
r = fbufalloc();
else{
isfbuf = FALSE;
r = emalloc(x->fcall.count*UTFmax+1);
}
x->fcall.data[x->fcall.count] = 0;
textcommit(&w->tag, TRUE);
for(n=0; n<x->fcall.count; n+=m){
p = x->fcall.data+n;
if(strncmp(p, "lock", 4) == 0){ /* make window exclusive use */
qlock(&w->ctllock);
w->ctlfid = x->f->fid;
m = 4;
}else
if(strncmp(p, "unlock", 6) == 0){ /* release exclusive use */
w->ctlfid = ~0;
qunlock(&w->ctllock);
m = 6;
}else
if(strncmp(p, "clean", 5) == 0){ /* mark window 'clean', seq=0 */
t = &w->body;
t->eq0 = ~0;
filereset(t->file);
t->file->mod = FALSE;
w->dirty = FALSE;
settag = TRUE;
m = 5;
}else
if(strncmp(p, "dirty", 5) == 0){ /* mark window 'dirty' */
t = &w->body;
/* doesn't change sequence number, so "Put" won't appear. it shouldn't. */
t->file->mod = TRUE;
w->dirty = TRUE;
settag = TRUE;
m = 5;
}else
if(strncmp(p, "show", 4) == 0){ /* show dot */
t = &w->body;
textshow(t, t->q0, t->q1, 1);
m = 4;
}else
if(strncmp(p, "name ", 5) == 0){ /* set file name */
pp = p+5;
m = 5;
q = memchr(pp, '\n', e-pp);
if(q==nil || q==pp){
err = Ebadctl;
break;
}
*q = 0;
nulls = FALSE;
cvttorunes(pp, q-pp, r, &nb, &nr, &nulls);
if(nulls){
err = "nulls in file name";
break;
}
for(i=0; i<nr; i++)
if(r[i] <= ' '){
err = "bad character in file name";
goto out;
}
out:
seq++;
filemark(w->body.file);
winsetname(w, r, nr);
m += (q+1) - pp;
}else
if(strncmp(p, "dump ", 5) == 0){ /* set dump string */
pp = p+5;
m = 5;
q = memchr(pp, '\n', e-pp);
if(q==nil || q==pp){
err = Ebadctl;
break;
}
*q = 0;
nulls = FALSE;
cvttorunes(pp, q-pp, r, &nb, &nr, &nulls);
if(nulls){
err = "nulls in dump string";
break;
}
w->dumpstr = runetobyte(r, nr);
m += (q+1) - pp;
}else
if(strncmp(p, "dumpdir ", 8) == 0){ /* set dump directory */
pp = p+8;
m = 8;
q = memchr(pp, '\n', e-pp);
if(q==nil || q==pp){
err = Ebadctl;
break;
}
*q = 0;
nulls = FALSE;
cvttorunes(pp, q-pp, r, &nb, &nr, &nulls);
if(nulls){
err = "nulls in dump directory string";
break;
}
w->dumpdir = runetobyte(r, nr);
m += (q+1) - pp;
}else
if(strncmp(p, "delete", 6) == 0){ /* delete for sure */
colclose(w->col, w, TRUE);
m = 6;
}else
if(strncmp(p, "del", 3) == 0){ /* delete, but check dirty */
if(!winclean(w, TRUE)){
err = "file dirty";
break;
}
colclose(w->col, w, TRUE);
m = 3;
}else
if(strncmp(p, "get", 3) == 0){ /* get file */
get(&w->body, nil, nil, FALSE, XXX, nil, 0);
m = 3;
}else
if(strncmp(p, "put", 3) == 0){ /* put file */
put(&w->body, nil, nil, XXX, XXX, nil, 0);
m = 3;
}else
if(strncmp(p, "dot=addr", 8) == 0){ /* set dot */
textcommit(&w->body, TRUE);
clampaddr(w);
w->body.q0 = w->addr.q0;
w->body.q1 = w->addr.q1;
textsetselect(&w->body, w->body.q0, w->body.q1);
settag = TRUE;
m = 8;
}else
if(strncmp(p, "addr=dot", 8) == 0){ /* set addr */
w->addr.q0 = w->body.q0;
w->addr.q1 = w->body.q1;
m = 8;
}else
if(strncmp(p, "limit=addr", 10) == 0){ /* set limit */
textcommit(&w->body, TRUE);
clampaddr(w);
w->limit.q0 = w->addr.q0;
w->limit.q1 = w->addr.q1;
m = 10;
}else
if(strncmp(p, "nomark", 6) == 0){ /* turn off automatic marking */
w->nomark = TRUE;
m = 6;
}else
if(strncmp(p, "mark", 4) == 0){ /* mark file */
seq++;
filemark(w->body.file);
settag = TRUE;
m = 4;
}else
if(strncmp(p, "nomenu", 6) == 0){ /* turn off automatic menu */
w->filemenu = FALSE;
m = 6;
}else
if(strncmp(p, "menu", 4) == 0){ /* enable automatic menu */
w->filemenu = TRUE;
m = 4;
}else
if(strncmp(p, "noscroll", 8) == 0){ /* turn off automatic scrolling */
w->noscroll = TRUE;
m = 8;
}else
if(strncmp(p, "cleartag", 8) == 0){ /* wipe tag right of bar */
wincleartag(w);
settag = TRUE;
m = 8;
}else
if(strncmp(p, "scroll", 6) == 0){ /* turn on automatic scrolling (writes to body only) */
w->noscroll = FALSE;
m = 6;
}else{
err = Ebadctl;
break;
}
while(p[m] == '\n')
m++;
}
if(isfbuf)
fbuffree(r);
else
free(r);
if(err)
n = 0;
fc.count = n;
respond(x, &fc, err);
if(settag)
winsettag(w);
if(scrdraw)
textscrdraw(&w->body);
}
void
mkreply(Message *m, char *label, char *to, Plumbattr *attr, char *quotetext)
{
char buf[100];
CFid *fd;
Message *r;
char *dir, *t;
int quotereply;
Plumbattr *a;
quotereply = (label[0] == 'Q');
if(quotereply && m && m->replywinid > 0){
snprint(buf, sizeof buf, "%d/body", m->replywinid);
if((fd = fsopen(acmefs, buf, OWRITE)) != nil){
dir = estrstrdup(mbox.name, m->name);
quote(m, fd, dir, quotetext);
free(dir);
return;
}
}
r = emalloc(sizeof(Message));
r->isreply = 1;
if(m != nil)
r->replyname = estrdup(m->name);
r->next = replies.head;
r->prev = nil;
if(replies.head != nil)
replies.head->prev = r;
replies.head = r;
if(replies.tail == nil)
replies.tail = r;
r->name = emalloc(strlen(mbox.name)+strlen(label)+10);
sprint(r->name, "%s%s%d", mbox.name, label, ++replyid);
r->w = newwindow();
if(m)
m->replywinid = r->w->id;
winname(r->w, r->name);
ctlprint(r->w->ctl, "cleartag");
wintagwrite(r->w, "fmt Look Post Undo", 4+5+5+4);
r->tagposted = 1;
threadcreate(mesgctl, r, STACK);
winopenbody(r->w, OWRITE);
if(to!=nil && to[0]!='\0')
fsprint(r->w->body, "%s\n", to);
for(a=attr; a; a=a->next)
fsprint(r->w->body, "%s: %s\n", a->name, a->value);
dir = nil;
if(m != nil){
dir = estrstrdup(mbox.name, m->name);
if(to == nil && attr == nil){
/* Reply goes to replyto; Reply all goes to From and To and CC */
if(strstr(label, "all") == nil)
fsprint(r->w->body, "To: %s\n", m->replyto);
else{ /* Replyall */
if(strlen(m->from) > 0)
fsprint(r->w->body, "To: %s\n", m->from);
if(strlen(m->to) > 0)
fsprint(r->w->body, "To: %s\n", m->to);
if(strlen(m->cc) > 0)
fsprint(r->w->body, "CC: %s\n", m->cc);
}
}
if(strlen(m->subject) > 0){
t = "Subject: Re: ";
if(strlen(m->subject) >= 3)
if(tolower(m->subject[0])=='r' && tolower(m->subject[1])=='e' && m->subject[2]==':')
t = "Subject: ";
fsprint(r->w->body, "%s%s\n", t, m->subject);
}
if(!quotereply){
fsprint(r->w->body, "Include: %sraw\n", dir);
free(dir);
}
}
fsprint(r->w->body, "\n");
if(m == nil)
fsprint(r->w->body, "\n");
else if(quotereply){
quote(m, r->w->body, dir, quotetext);
free(dir);
}
winclosebody(r->w);
if(m==nil && (to==nil || to[0]=='\0'))
winselect(r->w, "0", 0);
else
winselect(r->w, "$", 0);
winclean(r->w);
windormant(r->w);
}
void
mesgsend(Message *m)
{
char *s, *body, *to;
int i, j, h, n, natt, p[2];
struct Exec *e;
Channel *sync;
int first, nfld, delit, ofd;
char *copy, *fld[100], *now;
body = winreadbody(m->w, &n);
/* assemble to: list from first line, to: line, and cc: line */
nto = 0;
natt = 0;
ncc = 0;
nbcc = 0;
first = 1;
to = body;
for(;;){
for(s=to; *s!='\n'; s++)
if(*s == '\0'){
free(body);
return;
}
if(s++ == to) /* blank line */
break;
/* make copy of line to tokenize */
copy = emalloc(s-to);
memmove(copy, to, s-to);
copy[s-to-1] = '\0';
nfld = tokenizec(copy, fld, nelem(fld), ", \t");
if(nfld == 0){
free(copy);
break;
}
n -= s-to;
switch(h = whichheader(fld[0])){
case TO:
case FROM:
delit = 1;
commas(to+strlen(fld[0]), s-1);
for(i=1; i<nfld && nto<nelem(tolist); i++)
if(!addressed(fld[i]))
tolist[nto++] = estrdup(fld[i]);
break;
case BCC:
delit = 1;
commas(to+strlen(fld[0]), s-1);
for(i=1; i<nfld && nbcc<nelem(bcclist); i++)
if(!addressed(fld[i]))
bcclist[nbcc++] = estrdup(fld[i]);
break;
case CC:
delit = 1;
commas(to+strlen(fld[0]), s-1);
for(i=1; i<nfld && ncc<nelem(cclist); i++)
if(!addressed(fld[i]))
cclist[ncc++] = estrdup(fld[i]);
break;
case ATTACH:
case INCLUDE:
delit = 1;
for(i=1; i<nfld && natt<nelem(attlist); i++){
attlist[natt] = estrdup(fld[i]);
included[natt++] = (h == INCLUDE);
}
break;
default:
if(first){
delit = 1;
for(i=0; i<nfld && nto<nelem(tolist); i++)
tolist[nto++] = estrdup(fld[i]);
}else /* ignore it */
delit = 0;
break;
}
if(delit){
/* delete line from body */
memmove(to, s, n+1);
}else
to = s;
free(copy);
first = 0;
}
ofd = open(outgoing, OWRITE|OCEXEC); /* no error check necessary */
if(ofd > 0){
/* From dhog Fri Aug 24 22:13:00 EDT 2001 */
now = ctime(time(0));
seek(ofd, 0, 2);
fprint(ofd, "From %s %s", user, now);
fprint(ofd, "From: %s\n", user);
fprint(ofd, "Date: %s", now);
for(i=0; i<natt; i++)
if(included[i])
fprint(ofd, "Include: %s\n", attlist[i]);
else
fprint(ofd, "Attach: %s\n", attlist[i]);
/* needed because mail is by default Latin-1 */
fprint(ofd, "Content-Type: text/plain; charset=\"UTF-8\"\n");
fprint(ofd, "Content-Transfer-Encoding: 8bit\n");
}
e = emalloc(sizeof(struct Exec));
if(pipe(p) < 0)
error("can't create pipe: %r");
e->p[0] = p[0];
e->p[1] = p[1];
e->prog = unsharp("#9/bin/upas/marshal");
e->argv = emalloc((1+1+2+4*natt+1)*sizeof(char*));
e->argv[0] = estrdup("marshal");
e->argv[1] = estrdup("-8");
j = 2;
if(m->replyname){
e->argv[j++] = estrdup("-R");
e->argv[j++] = estrstrdup(mbox.name, m->replyname);
}
for(i=0; i<natt; i++){
if(included[i])
e->argv[j++] = estrdup("-A");
else
e->argv[j++] = estrdup("-a");
e->argv[j++] = estrdup(attlist[i]);
}
sync = chancreate(sizeof(int), 0);
e->sync = sync;
proccreate(execproc, e, EXECSTACK);
recvul(sync);
/* close(p[0]); */
/* using marshal -8, so generate rfc822 headers */
if(nto > 0){
print2(p[1], ofd, "To: ");
for(i=0; i<nto-1; i++)
print2(p[1], ofd, "%s, ", tolist[i]);
print2(p[1], ofd, "%s\n", tolist[i]);
}
if(ncc > 0){
print2(p[1], ofd, "CC: ");
for(i=0; i<ncc-1; i++)
print2(p[1], ofd, "%s, ", cclist[i]);
print2(p[1], ofd, "%s\n", cclist[i]);
}
if(nbcc > 0){
print2(p[1], ofd, "BCC: ");
for(i=0; i<nbcc-1; i++)
print2(p[1], ofd, "%s, ", bcclist[i]);
print2(p[1], ofd, "%s\n", bcclist[i]);
}
i = strlen(body);
if(i > 0)
write2(p[1], ofd, body, i, 1);
/* guarantee a blank line, to ensure attachments are separated from body */
if(i==0 || body[i-1]!='\n')
write2(p[1], ofd, "\n\n", 2, 0);
else if(i>1 && body[i-2]!='\n')
write2(p[1], ofd, "\n", 1, 0);
/* these look like pseudo-attachments in the "outgoing" box */
if(ofd>0 && natt>0){
for(i=0; i<natt; i++)
if(included[i])
fprint(ofd, "=====> Include: %s\n", attlist[i]);
else
fprint(ofd, "=====> Attach: %s\n", attlist[i]);
}
if(ofd > 0)
write(ofd, "\n", 1);
for(i=0; i<natt; i++)
free(attlist[i]);
close(ofd);
close(p[1]);
free(body);
if(m->replyname != nil)
mesgmenumark(mbox.w, m->replyname, "\t[replied]");
if(m->name[0] == '/')
s = estrdup(m->name);
else
s = estrstrdup(mbox.name, m->name);
s = egrow(s, "-R", nil);
winname(m->w, s);
free(s);
winclean(m->w);
/* mark message unopened because it's no longer the original message */
m->opened = 0;
}
void
mesgpost(Article *m)
{
Biobuf *b;
char *p, *ep;
int isfirst, ishdr, havegroup, havefrom;
p = estrstrdup(dir, "post");
if((b = Bopen(p, OWRITE)) == nil){
fprint(2, "cannot open %s: %r\n", p);
free(p);
return;
}
free(p);
winopenbody(m->w, OREAD);
ishdr = 1;
isfirst = 1;
havegroup = havefrom = 0;
while(p = Brdline(m->w->body, '\n')){
ep = p+Blinelen(m->w->body);
if(ishdr && p+1==ep){
if(!havegroup)
Bprint(b, "Newsgroups: %s\n", group);
if(!havefrom)
Bprint(b, "From: %s\n", from);
ishdr = 0;
}
if(ishdr){
ep[-1] = '\0';
if(isfirst && strchr(p, ':')==0){ /* group list */
commas(p, ep);
Bprint(b, "newsgroups: %s\n", p);
havegroup = 1;
isfirst = 0;
continue;
}
if(cistrncmp(p, "newsgroup:", 10)==0){
commas(skip(p, "newsgroup:"), ep);
Bprint(b, "newsgroups: %s\n", skip(p, "newsgroup:"));
havegroup = 1;
continue;
}
if(cistrncmp(p, "newsgroups:", 11)==0){
commas(skip(p, "newsgroups:"), ep);
Bprint(b, "newsgroups: %s\n", skip(p, "newsgroups:"));
havegroup = 1;
continue;
}
if(cistrncmp(p, "from:", 5)==0)
havefrom = 1;
ep[-1] = '\n';
}
Bwrite(b, p, ep-p);
}
winclosebody(m->w);
Bflush(b);
if(write(Bfildes(b), "", 0) == 0)
winclean(m->w);
else
fprint(2, "post: %r\n");
Bterm(b);
}
int
fillmesgwindow(int fd, Article *m)
{
Biobuf *b;
char *p, tmp[40];
int i, inhdr, copy, xfd;
Window *w;
xfd = -1;
if(fd == -1){
sprint(tmp, "%d/article", m->n);
p = estrstrdup(dir, tmp);
if((xfd = open(p, OREAD)) < 0){
free(p);
return 0;
}
free(p);
fd = xfd;
}
w = m->w;
if(w->data < 0)
w->data = winopenfile(w, "data");
if(winsetaddr(w, ",", 0))
write(w->data, "", 0);
winopenbody(m->w, OWRITE);
b = emalloc(sizeof(*b));
Binit(b, fd, OREAD);
inhdr = 1;
copy = 1;
while(p = Brdline(b, '\n')){
if(Blinelen(b)==1)
inhdr = 0, copy=1;
if(inhdr && !isspace(p[0])){
copy = 1;
if(!m->headers){
if(cistrncmp(p, "from:", 5)==0){
p[Blinelen(b)-1] = '\0';
p = fixfrom(skip(p, "from:"));
Bprint(m->w->body, "From: %s\n", p);
free(p);
copy = 0;
continue;
}
for(i=0; i<nelem(skipheader); i++)
if(cistrncmp(p, skipheader[i], strlen(skipheader[i]))==0)
copy=0;
}
}
if(copy)
Bwrite(m->w->body, p, Blinelen(b));
}
Bterm(b);
free(b);
winclean(m->w);
if(xfd != -1)
close(xfd);
return 1;
}
