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-rw-r--r--acme/mail/src/mesg.c1322
1 files changed, 0 insertions, 1322 deletions
diff --git a/acme/mail/src/mesg.c b/acme/mail/src/mesg.c
deleted file mode 100644
index 620e76e3e..000000000
--- a/acme/mail/src/mesg.c
+++ /dev/null
@@ -1,1322 +0,0 @@
-#include <u.h>
-#include <libc.h>
-#include <bio.h>
-#include <thread.h>
-#include <ctype.h>
-#include <plumb.h>
-#include "dat.h"
-
-enum
-{
- DIRCHUNK = 32*sizeof(Dir)
-};
-
-char regexchars[] = "\\/[].+?()*^$";
-char deleted[] = "(deleted)-";
-char deletedrx[] = "\\(deleted\\)-";
-char deletedrx01[] = "(\\(deleted\\)-)?";
-char deletedaddr[] = "-#0;/^\\(deleted\\)-/";
-
-struct{
- char *type;
- char *port;
- char *suffix;
-} ports[] = {
- "text/", "edit", ".txt",
- /* text must be first for plumbport() */
- "image/gif", "image", ".gif",
- "image/jpeg", "image", ".jpg",
- "image/jpeg", "image", ".jpeg",
- "image/png", "image", ".png",
- "image/tiff", "image", ".tif",
- "application/postscript", "postscript", ".ps",
- "application/pdf", "postscript", ".pdf",
- "application/msword", "msword", ".doc",
- "application/rtf", "msword", ".rtf",
- "audio/x-wav", "wav", ".wav",
- nil, nil
-};
-
-char *goodtypes[] = {
- "text",
- "text/plain",
- "message/rfc822",
- "text/richtext",
- "text/tab-separated-values",
- "application/octet-stream",
- nil,
-};
-
-struct{
- char *type;
- char *ext;
-} exts[] = {
- "image/gif", ".gif",
- "image/jpeg", ".jpg",
- nil, nil
-};
-
-char *okheaders[] =
-{
- "From:",
- "Date:",
- "To:",
- "CC:",
- "Subject:",
- nil
-};
-
-char *extraheaders[] =
-{
- "Resent-From:",
- "Resent-To:",
- "Sort:",
- nil,
-};
-
-char*
-line(char *data, char **pp)
-{
- char *p, *q;
-
- for(p=data; *p!='\0' && *p!='\n'; p++)
- ;
- if(*p == '\n')
- *pp = p+1;
- else
- *pp = p;
- q = emalloc(p-data + 1);
- memmove(q, data, p-data);
- return q;
-}
-
-void
-scanheaders(Message *m, char *dir)
-{
- char *s, *t, *u, *f;
-
- s = f = readfile(dir, "header", nil);
- if(s != nil)
- while(*s){
- t = line(s, &s);
- if(strncmp(t, "From: ", 6) == 0){
- m->fromcolon = estrdup(t+6);
- /* remove all quotes; they're ugly and irregular */
- for(u=m->fromcolon; *u; u++)
- if(*u == '"')
- memmove(u, u+1, strlen(u));
- }
- if(strncmp(t, "Subject: ", 9) == 0)
- m->subject = estrdup(t+9);
- free(t);
- }
- if(m->fromcolon == nil)
- m->fromcolon = estrdup(m->from);
- free(f);
-}
-
-int
-loadinfo(Message *m, char *dir)
-{
- int n;
- char *data, *p, *s;
-
- data = readfile(dir, "info", &n);
- if(data == nil)
- return 0;
- m->from = line(data, &p);
- scanheaders(m, dir); /* depends on m->from being set */
- m->to = line(p, &p);
- m->cc = line(p, &p);
- m->replyto = line(p, &p);
- m->date = line(p, &p);
- s = line(p, &p);
- if(m->subject == nil)
- m->subject = s;
- else
- free(s);
- m->type = line(p, &p);
- m->disposition = line(p, &p);
- m->filename = line(p, &p);
- m->digest = line(p, &p);
- free(data);
- return 1;
-}
-
-int
-isnumeric(char *s)
-{
- while(*s){
- if(!isdigit(*s))
- return 0;
- s++;
- }
- return 1;
-}
-
-Dir*
-loaddir(char *name, int *np)
-{
- int fd;
- Dir *dp;
-
- fd = open(name, OREAD);
- if(fd < 0)
- return nil;
- *np = dirreadall(fd, &dp);
- close(fd);
- return dp;
-}
-
-void
-readmbox(Message *mbox, char *dir, char *subdir)
-{
- char *name;
- Dir *d, *dirp;
- int i, n;
-
- name = estrstrdup(dir, subdir);
- dirp = loaddir(name, &n);
- mbox->recursed = 1;
- if(dirp)
- for(i=0; i<n; i++){
- d = &dirp[i];
- if(isnumeric(d->name))
- mesgadd(mbox, name, d, nil);
- }
- free(dirp);
- free(name);
-}
-
-/* add message to box, in increasing numerical order */
-int
-mesgadd(Message *mbox, char *dir, Dir *d, char *digest)
-{
- Message *m;
- char *name;
- int loaded;
-
- m = emalloc(sizeof(Message));
- m->name = estrstrdup(d->name, "/");
- m->next = nil;
- m->prev = mbox->tail;
- m->level= mbox->level+1;
- m->recursed = 0;
- name = estrstrdup(dir, m->name);
- loaded = loadinfo(m, name);
- free(name);
- /* if two upas/fs are running, we can get misled, so check digest before accepting message */
- if(loaded==0 || (digest!=nil && m->digest!=nil && strcmp(digest, m->digest)!=0)){
- mesgfreeparts(m);
- free(m);
- return 0;
- }
- if(mbox->tail != nil)
- mbox->tail->next = m;
- mbox->tail = m;
- if(mbox->head == nil)
- mbox->head = m;
-
- if (m->level != 1){
- m->recursed = 1;
- readmbox(m, dir, m->name);
- }
- return 1;
-}
-
-int
-thisyear(char *year)
-{
- static char now[10];
- char *s;
-
- if(now[0] == '\0'){
- s = ctime(time(nil));
- strcpy(now, s+24);
- }
- return strncmp(year, now, 4) == 0;
-}
-
-char*
-stripdate(char *as)
-{
- int n;
- char *s, *fld[10];
-
- as = estrdup(as);
- s = estrdup(as);
- n = tokenize(s, fld, 10);
- if(n > 5){
- sprint(as, "%.3s ", fld[0]); /* day */
- /* some dates have 19 Apr, some Apr 19 */
- if(strlen(fld[1])<4 && isnumeric(fld[1]))
- sprint(as+strlen(as), "%.3s %.3s ", fld[1], fld[2]); /* date, month */
- else
- sprint(as+strlen(as), "%.3s %.3s ", fld[2], fld[1]); /* date, month */
- /* do we use time or year? depends on whether year matches this one */
- if(thisyear(fld[5])){
- if(strchr(fld[3], ':') != nil)
- sprint(as+strlen(as), "%.5s ", fld[3]); /* time */
- else if(strchr(fld[4], ':') != nil)
- sprint(as+strlen(as), "%.5s ", fld[4]); /* time */
- }else
- sprint(as+strlen(as), "%.4s ", fld[5]); /* year */
- }
- free(s);
- return as;
-}
-
-char*
-readfile(char *dir, char *name, int *np)
-{
- char *file, *data;
- int fd, len;
- Dir *d;
-
- if(np != nil)
- *np = 0;
- file = estrstrdup(dir, name);
- fd = open(file, OREAD);
- if(fd < 0)
- return nil;
- d = dirfstat(fd);
- free(file);
- len = 0;
- if(d != nil)
- len = d->length;
- free(d);
- data = emalloc(len+1);
- read(fd, data, len);
- close(fd);
- if(np != nil)
- *np = len;
- return data;
-}
-
-char*
-info(Message *m, int ind, int ogf)
-{
- char *i;
- int j, len, lens;
- char *p;
- char fmt[80], s[80];
-
- if (ogf)
- p=m->to;
- else
- p=m->fromcolon;
-
- if(ind==0 && shortmenu){
- len = 30;
- lens = 30;
- if(shortmenu > 1){
- len = 10;
- lens = 25;
- }
- if(ind==0 && m->subject[0]=='\0'){
- snprint(fmt, sizeof fmt, " %%-%d.%ds", len, len);
- snprint(s, sizeof s, fmt, p);
- }else{
- snprint(fmt, sizeof fmt, " %%-%d.%ds %%-%d.%ds", len, len, lens, lens);
- snprint(s, sizeof s, fmt, p, m->subject);
- }
- i = estrdup(s);
-
- return i;
- }
-
- i = estrdup("");
- i = eappend(i, "\t", p);
- i = egrow(i, "\t", stripdate(m->date));
- if(ind == 0){
- if(strcmp(m->type, "text")!=0 && strncmp(m->type, "text/", 5)!=0 &&
- strncmp(m->type, "multipart/", 10)!=0)
- i = egrow(i, "\t(", estrstrdup(m->type, ")"));
- }else if(strncmp(m->type, "multipart/", 10) != 0)
- i = egrow(i, "\t(", estrstrdup(m->type, ")"));
- if(m->subject[0] != '\0'){
- i = eappend(i, "\n", nil);
- for(j=0; j<ind; j++)
- i = eappend(i, "\t", nil);
- i = eappend(i, "\t", m->subject);
- }
- return i;
-}
-
-void
-mesgmenu0(Window *w, Message *mbox, char *realdir, char *dir, int ind, Biobuf *fd, int onlyone, int dotail)
-{
- int i;
- Message *m;
- char *name, *tmp;
- int ogf=0;
-
- if(strstr(realdir, "outgoing") != nil)
- ogf=1;
-
- /* show mail box in reverse order, pieces in forward order */
- if(ind > 0)
- m = mbox->head;
- else
- m = mbox->tail;
- while(m != nil){
- for(i=0; i<ind; i++)
- Bprint(fd, "\t");
- if(ind != 0)
- Bprint(fd, " ");
- name = estrstrdup(dir, m->name);
- tmp = info(m, ind, ogf);
- Bprint(fd, "%s%s\n", name, tmp);
- free(tmp);
- if(dotail && m->tail)
- mesgmenu0(w, m, realdir, name, ind+1, fd, 0, dotail);
- free(name);
- if(ind)
- m = m->next;
- else
- m = m->prev;
- if(onlyone)
- m = nil;
- }
-}
-
-void
-mesgmenu(Window *w, Message *mbox)
-{
- winopenbody(w, OWRITE);
- mesgmenu0(w, mbox, mbox->name, "", 0, w->body, 0, !shortmenu);
- winclosebody(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;
-}
-
-char*
-name2regexp(char *prefix, char *s)
-{
- char *buf, *p, *q;
-
- buf = emalloc(strlen(prefix)+2*strlen(s)+50); /* leave room to append more */
- p = buf;
- *p++ = '0';
- *p++ = '/';
- *p++ = '^';
- strcpy(p, prefix);
- p += strlen(prefix);
- for(q=s; *q!='\0'; q++){
- if(strchr(regexchars, *q) != nil)
- *p++ = '\\';
- *p++ = *q;
- }
- *p++ = '/';
- *p = '\0';
- return buf;
-}
-
-void
-mesgmenumarkdel(Window *w, Message *mbox, Message *m, int writeback)
-{
- char *buf;
-
-
- if(m->deleted)
- return;
- m->writebackdel = writeback;
- if(w->data < 0)
- w->data = winopenfile(w, "data");
- buf = name2regexp("", m->name);
- strcat(buf, "-#0");
- if(winselect(w, buf, 1))
- write(w->data, deleted, 10);
- free(buf);
- close(w->data);
- close(w->addr);
- w->addr = w->data = -1;
- mbox->dirty = 1;
- m->deleted = 1;
-}
-
-void
-mesgmenumarkundel(Window *w, Message*, Message *m)
-{
- char *buf;
-
- if(m->deleted == 0)
- return;
- if(w->data < 0)
- w->data = winopenfile(w, "data");
- buf = name2regexp(deletedrx, m->name);
- if(winselect(w, buf, 1))
- if(winsetaddr(w, deletedaddr, 1))
- write(w->data, "", 0);
- free(buf);
- close(w->data);
- close(w->addr);
- w->addr = w->data = -1;
- m->deleted = 0;
-}
-
-void
-mesgmenudel(Window *w, Message *mbox, Message *m)
-{
- char *buf;
-
- if(w->data < 0)
- w->data = winopenfile(w, "data");
- buf = name2regexp(deletedrx, m->name);
- if(winsetaddr(w, buf, 1) && winsetaddr(w, ".,./.*\\n(\t.*\\n)*/", 1))
- write(w->data, "", 0);
- free(buf);
- close(w->data);
- close(w->addr);
- w->addr = w->data = -1;
- mbox->dirty = 1;
- m->deleted = 1;
-}
-
-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);
-}
-
-void
-mesgfreeparts(Message *m)
-{
- free(m->name);
- free(m->replyname);
- free(m->fromcolon);
- free(m->from);
- free(m->to);
- free(m->cc);
- free(m->replyto);
- free(m->date);
- free(m->subject);
- free(m->type);
- free(m->disposition);
- free(m->filename);
- free(m->digest);
-}
-
-void
-mesgdel(Message *mbox, Message *m)
-{
- Message *n, *next;
-
- if(m->opened)
- error("internal error: deleted message still open in mesgdel");
- /* delete subparts */
- for(n=m->head; n!=nil; n=next){
- next = n->next;
- mesgdel(m, n);
- }
- /* remove this message from list */
- if(m->next)
- m->next->prev = m->prev;
- else
- mbox->tail = m->prev;
- if(m->prev)
- m->prev->next = m->next;
- else
- mbox->head = m->next;
-
- mesgfreeparts(m);
-}
-
-int
-mesgsave(Message *m, char *s)
-{
- int ofd, n, k, ret;
- char *t, *raw, *unixheader, *all;
-
- t = estrstrdup(mbox.name, m->name);
- raw = readfile(t, "raw", &n);
- unixheader = readfile(t, "unixheader", &k);
- if(raw==nil || unixheader==nil){
- fprint(2, "Mail: can't read %s: %r\n", t);
- free(t);
- return 0;
- }
- free(t);
-
- all = emalloc(n+k+1);
- memmove(all, unixheader, k);
- memmove(all+k, raw, n);
- memmove(all+k+n, "\n", 1);
- n = k+n+1;
- free(unixheader);
- free(raw);
- ret = 1;
- s = estrdup(s);
- if(s[0] != '/')
- s = egrow(estrdup(mailboxdir), "/", s);
- ofd = open(s, OWRITE);
- if(ofd < 0){
- fprint(2, "Mail: can't open %s: %r\n", s);
- ret = 0;
- }else if(seek(ofd, 0LL, 2)<0 || write(ofd, all, n)!=n){
- fprint(2, "Mail: save failed: can't write %s: %r\n", s);
- ret = 0;
- }
- free(all);
- close(ofd);
- free(s);
- return ret;
-}
-
-int
-mesgcommand(Message *m, char *cmd)
-{
- char *s;
- char *args[10];
- int ok, ret, nargs;
-
- s = cmd;
- ret = 1;
- nargs = tokenize(s, args, nelem(args));
- if(nargs == 0)
- return 0;
- if(strcmp(args[0], "Post") == 0){
- mesgsend(m);
- goto Return;
- }
- if(strncmp(args[0], "Save", 4) == 0){
- if(m->isreply)
- goto Return;
- s = estrdup("\t[saved");
- if(nargs==1 || strcmp(args[1], "")==0){
- ok = mesgsave(m, "stored");
- }else{
- ok = mesgsave(m, args[1]);
- s = eappend(s, " ", args[1]);
- }
- if(ok){
- s = egrow(s, "]", nil);
- mesgmenumark(mbox.w, m->name, s);
- }
- free(s);
- goto Return;
- }
- if(strcmp(args[0], "Reply")==0){
- if(nargs>=2 && strcmp(args[1], "all")==0)
- mkreply(m, "Replyall", nil, nil, nil);
- else
- mkreply(m, "Reply", nil, nil, nil);
- goto Return;
- }
- if(strcmp(args[0], "Q") == 0){
- s = winselection(m->w); /* will be freed by mkreply */
- if(nargs>=3 && strcmp(args[1], "Reply")==0 && strcmp(args[2], "all")==0)
- mkreply(m, "QReplyall", nil, nil, s);
- else
- mkreply(m, "QReply", nil, nil, s);
- goto Return;
- }
- if(strcmp(args[0], "Del") == 0){
- if(windel(m->w, 0)){
- chanfree(m->w->cevent);
- free(m->w);
- m->w = nil;
- if(m->isreply)
- delreply(m);
- else{
- m->opened = 0;
- m->tagposted = 0;
- }
- free(cmd);
- threadexits(nil);
- }
- goto Return;
- }
- if(strcmp(args[0], "Delmesg") == 0){
- if(!m->isreply){
- mesgmenumarkdel(wbox, &mbox, m, 1);
- free(cmd); /* mesgcommand might not return */
- mesgcommand(m, estrdup("Del"));
- return 1;
- }
- goto Return;
- }
- if(strcmp(args[0], "UnDelmesg") == 0){
- if(!m->isreply && m->deleted)
- mesgmenumarkundel(wbox, &mbox, m);
- goto Return;
- }
-// if(strcmp(args[0], "Headers") == 0){
-// m->showheaders();
-// return True;
-// }
-
- ret = 0;
-
- Return:
- free(cmd);
- return ret;
-}
-
-void
-mesgtagpost(Message *m)
-{
- if(m->tagposted)
- return;
- wintagwrite(m->w, " Post", 5);
- m->tagposted = 1;
-}
-
-/* need to expand selection more than default word */
-#pragma varargck argpos eval 2
-
-long
-eval(Window *w, char *s, ...)
-{
- char buf[64];
- va_list arg;
-
- va_start(arg, s);
- vsnprint(buf, sizeof buf, s, arg);
- va_end(arg);
-
- if(winsetaddr(w, buf, 1)==0)
- return -1;
-
- if(pread(w->addr, buf, 24, 0) != 24)
- return -1;
- return strtol(buf, 0, 10);
-}
-
-int
-isemail(char *s)
-{
- int nat;
-
- nat = 0;
- for(; *s; s++)
- if(*s == '@')
- nat++;
- else if(!isalpha(*s) && !isdigit(*s) && !strchr("_.-+/", *s))
- return 0;
- return nat==1;
-}
-
-char addrdelim[] = "/[ \t\\n<>()\\[\\]]/";
-char*
-expandaddr(Window *w, Event *e)
-{
- char *s;
- long q0, q1;
-
- if(e->q0 != e->q1) /* cannot happen */
- return nil;
-
- q0 = eval(w, "#%d-%s", e->q0, addrdelim);
- if(q0 == -1) /* bad char not found */
- q0 = 0;
- else /* increment past bad char */
- q0++;
-
- q1 = eval(w, "#%d+%s", e->q0, addrdelim);
- if(q1 < 0){
- q1 = eval(w, "$");
- if(q1 < 0)
- return nil;
- }
- if(q0 >= q1)
- return nil;
- s = emalloc((q1-q0)*UTFmax+1);
- winread(w, q0, q1, s);
- return s;
-}
-
-int
-replytoaddr(Window *w, Message *m, Event *e, char *s)
-{
- int did;
- char *buf;
- Plumbmsg *pm;
-
- buf = nil;
- did = 0;
- if(e->flag & 2){
- /* autoexpanded; use our own bigger expansion */
- buf = expandaddr(w, e);
- if(buf == nil)
- return 0;
- s = buf;
- }
- if(isemail(s)){
- did = 1;
- pm = emalloc(sizeof(Plumbmsg));
- pm->src = estrdup("Mail");
- pm->dst = estrdup("sendmail");
- pm->data = estrdup(s);
- pm->ndata = -1;
- if(m->subject && m->subject[0]){
- pm->attr = emalloc(sizeof(Plumbattr));
- pm->attr->name = estrdup("Subject");
- if(tolower(m->subject[0]) != 'r' || tolower(m->subject[1]) != 'e' || m->subject[2] != ':')
- pm->attr->value = estrstrdup("Re: ", m->subject);
- else
- pm->attr->value = estrdup(m->subject);
- pm->attr->next = nil;
- }
- if(plumbsend(plumbsendfd, pm) < 0)
- fprint(2, "error writing plumb message: %r\n");
- plumbfree(pm);
- }
- free(buf);
- return did;
-}
-
-
-void
-mesgctl(void *v)
-{
- Message *m;
- Window *w;
- Event *e, *eq, *e2, *ea;
- int na, nopen, i, j;
- char *os, *s, *t, *buf;
-
- m = v;
- w = m->w;
- threadsetname("mesgctl");
- proccreate(wineventproc, w, STACK);
- for(;;){
- e = recvp(w->cevent);
- switch(e->c1){
- default:
- Unk:
- print("unknown message %c%c\n", e->c1, e->c2);
- break;
-
- case 'E': /* write to body; can't affect us */
- break;
-
- case 'F': /* generated by our actions; ignore */
- break;
-
- case 'K': /* type away; we don't care */
- case 'M':
- switch(e->c2){
- case 'x': /* mouse only */
- case 'X':
- ea = nil;
- eq = e;
- if(e->flag & 2){
- e2 = recvp(w->cevent);
- eq = e2;
- }
- if(e->flag & 8){
- ea = recvp(w->cevent);
- recvp(w->cevent);
- na = ea->nb;
- }else
- na = 0;
- if(eq->q1>eq->q0 && eq->nb==0){
- s = emalloc((eq->q1-eq->q0)*UTFmax+1);
- winread(w, eq->q0, eq->q1, s);
- }else
- s = estrdup(eq->b);
- if(na){
- t = emalloc(strlen(s)+1+na+1);
- sprint(t, "%s %s", s, ea->b);
- free(s);
- s = t;
- }
- if(!mesgcommand(m, s)) /* send it back */
- winwriteevent(w, e);
- break;
-
- case 'l': /* mouse only */
- case 'L':
- buf = nil;
- eq = e;
- if(e->flag & 2){
- e2 = recvp(w->cevent);
- eq = e2;
- }
- s = eq->b;
- if(eq->q1>eq->q0 && eq->nb==0){
- buf = emalloc((eq->q1-eq->q0)*UTFmax+1);
- winread(w, eq->q0, eq->q1, buf);
- s = buf;
- }
- os = s;
- nopen = 0;
- do{
- /* skip mail box name if present */
- if(strncmp(s, mbox.name, strlen(mbox.name)) == 0)
- s += strlen(mbox.name);
- if(strstr(s, "body") != nil){
- /* strip any known extensions */
- for(i=0; exts[i].ext!=nil; i++){
- j = strlen(exts[i].ext);
- if(strlen(s)>j && strcmp(s+strlen(s)-j, exts[i].ext)==0){
- s[strlen(s)-j] = '\0';
- break;
- }
- }
- if(strlen(s)>5 && strcmp(s+strlen(s)-5, "/body")==0)
- s[strlen(s)-4] = '\0'; /* leave / in place */
- }
- nopen += mesgopen(&mbox, mbox.name, s, m, 0, nil);
- while(*s!=0 && *s++!='\n')
- ;
- }while(*s);
- if(nopen == 0 && e->c1 == 'L')
- nopen += replytoaddr(w, m, e, os);
- if(nopen == 0)
- winwriteevent(w, e);
- free(buf);
- break;
-
- case 'I': /* modify away; we don't care */
- case 'D':
- mesgtagpost(m);
- /* fall through */
- case 'd':
- case 'i':
- break;
-
- default:
- goto Unk;
- }
- }
- }
-}
-
-void
-mesgline(Message *m, char *header, char *value)
-{
- if(strlen(value) > 0)
- Bprint(m->w->body, "%s: %s\n", header, value);
-}
-
-int
-isprintable(char *type)
-{
- int i;
-
- for(i=0; goodtypes[i]!=nil; i++)
- if(strcmp(type, goodtypes[i])==0)
- return 1;
- return 0;
-}
-
-char*
-ext(char *type)
-{
- int i;
-
- for(i=0; exts[i].type!=nil; i++)
- if(strcmp(type, exts[i].type)==0)
- return exts[i].ext;
- return "";
-}
-
-void
-mimedisplay(Message *m, char *name, char *rootdir, Window *w, int fileonly)
-{
- char *dest;
-
- if(strcmp(m->disposition, "file")==0 || strlen(m->filename)!=0){
- if(strlen(m->filename) == 0){
- dest = estrdup(m->name);
- dest[strlen(dest)-1] = '\0';
- }else
- dest = estrdup(m->filename);
- if(m->filename[0] != '/')
- dest = egrow(estrdup(home), "/", dest);
- Bprint(w->body, "\tcp %s%sbody%s %q\n", rootdir, name, ext(m->type), dest);
- free(dest);
- }else if(!fileonly)
- Bprint(w->body, "\tfile is %s%sbody%s\n", rootdir, name, ext(m->type));
-}
-
-void
-printheader(char *dir, Biobuf *b, char **okheaders)
-{
- char *s;
- char *lines[100];
- int i, j, n;
-
- s = readfile(dir, "header", nil);
- if(s == nil)
- return;
- n = getfields(s, lines, nelem(lines), 0, "\n");
- for(i=0; i<n; i++)
- for(j=0; okheaders[j]; j++)
- if(cistrncmp(lines[i], okheaders[j], strlen(okheaders[j])) == 0)
- Bprint(b, "%s\n", lines[i]);
- free(s);
-}
-
-void
-mesgload(Message *m, char *rootdir, char *file, Window *w)
-{
- char *s, *subdir, *name, *dir;
- Message *mp, *thisone;
- int n;
-
- dir = estrstrdup(rootdir, file);
-
- if(strcmp(m->type, "message/rfc822") != 0){ /* suppress headers of envelopes */
- if(strlen(m->from) > 0){
- Bprint(w->body, "From: %s\n", m->from);
- mesgline(m, "Date", m->date);
- mesgline(m, "To", m->to);
- mesgline(m, "CC", m->cc);
- mesgline(m, "Subject", m->subject);
- printheader(dir, w->body, extraheaders);
- }else{
- printheader(dir, w->body, okheaders);
- printheader(dir, w->body, extraheaders);
- }
- Bprint(w->body, "\n");
- }
-
- if(m->level == 1 && m->recursed == 0){
- m->recursed = 1;
- readmbox(m, rootdir, m->name);
- }
- if(m->head == nil){ /* single part message */
- if(strcmp(m->type, "text")==0 || strncmp(m->type, "text/", 5)==0){
- mimedisplay(m, m->name, rootdir, w, 1);
- s = readbody(m->type, dir, &n);
- winwritebody(w, s, n);
- free(s);
- }else
- mimedisplay(m, m->name, rootdir, w, 0);
- }else{
- /* multi-part message, either multipart/* or message/rfc822 */
- thisone = nil;
- if(strcmp(m->type, "multipart/alternative") == 0){
- thisone = m->head; /* in case we can't find a good one */
- for(mp=m->head; mp!=nil; mp=mp->next)
- if(isprintable(mp->type)){
- thisone = mp;
- break;
- }
- }
- for(mp=m->head; mp!=nil; mp=mp->next){
- if(thisone!=nil && mp!=thisone)
- continue;
- subdir = estrstrdup(dir, mp->name);
- name = estrstrdup(file, mp->name);
- /* skip first element in name because it's already in window name */
- if(mp != m->head)
- Bprint(w->body, "\n===> %s (%s) [%s]\n", strchr(name, '/')+1, mp->type, mp->disposition);
- if(strcmp(mp->type, "text")==0 || strncmp(mp->type, "text/", 5)==0){
- mimedisplay(mp, name, rootdir, w, 1);
- printheader(subdir, w->body, okheaders);
- printheader(subdir, w->body, extraheaders);
- winwritebody(w, "\n", 1);
- s = readbody(mp->type, subdir, &n);
- winwritebody(w, s, n);
- free(s);
- }else{
- if(strncmp(mp->type, "multipart/", 10)==0 || strcmp(mp->type, "message/rfc822")==0){
- mp->w = w;
- mesgload(mp, rootdir, name, w);
- mp->w = nil;
- }else
- mimedisplay(mp, name, rootdir, w, 0);
- }
- free(name);
- free(subdir);
- }
- }
- free(dir);
-}
-
-int
-tokenizec(char *str, char **args, int max, char *splitc)
-{
- int na;
- int intok = 0;
-
- if(max <= 0)
- return 0;
- for(na=0; *str != '\0';str++){
- if(strchr(splitc, *str) == nil){
- if(intok)
- continue;
- args[na++] = str;
- intok = 1;
- }else{
- /* it's a separator/skip character */
- *str = '\0';
- if(intok){
- intok = 0;
- if(na >= max)
- break;
- }
- }
- }
- return na;
-}
-
-Message*
-mesglookup(Message *mbox, char *name, char *digest)
-{
- int n;
- Message *m;
- char *t;
-
- if(digest){
- /* can find exactly */
- for(m=mbox->head; m!=nil; m=m->next)
- if(strcmp(digest, m->digest) == 0)
- break;
- return m;
- }
-
- n = strlen(name);
- if(n == 0)
- return nil;
- if(name[n-1] == '/')
- t = estrdup(name);
- else
- t = estrstrdup(name, "/");
- for(m=mbox->head; m!=nil; m=m->next)
- if(strcmp(t, m->name) == 0)
- break;
- free(t);
- return m;
-}
-
-/*
- * Find plumb port, knowing type is text, given file name (by extension)
- */
-int
-plumbportbysuffix(char *file)
-{
- char *suf;
- int i, nsuf, nfile;
-
- nfile = strlen(file);
- for(i=0; ports[i].type!=nil; i++){
- suf = ports[i].suffix;
- nsuf = strlen(suf);
- if(nfile > nsuf)
- if(cistrncmp(file+nfile-nsuf, suf, nsuf) == 0)
- return i;
- }
- return 0;
-}
-
-/*
- * Find plumb port using type and file name (by extension)
- */
-int
-plumbport(char *type, char *file)
-{
- int i;
-
- for(i=0; ports[i].type!=nil; i++)
- if(strncmp(type, ports[i].type, strlen(ports[i].type)) == 0)
- return i;
- /* see if it's a text type */
- for(i=0; goodtypes[i]!=nil; i++)
- if(strncmp(type, goodtypes[i], strlen(goodtypes[i])) == 0)
- return plumbportbysuffix(file);
- return -1;
-}
-
-void
-plumb(Message *m, char *dir)
-{
- int i;
- char *port;
- Plumbmsg *pm;
-
- if(strlen(m->type) == 0)
- return;
- i = plumbport(m->type, m->filename);
- if(i < 0)
- fprint(2, "can't find destination for message subpart\n");
- else{
- port = ports[i].port;
- pm = emalloc(sizeof(Plumbmsg));
- pm->src = estrdup("Mail");
- if(port)
- pm->dst = estrdup(port);
- else
- pm->dst = nil;
- pm->wdir = nil;
- pm->type = estrdup("text");
- pm->ndata = -1;
- pm->data = estrstrdup(dir, "body");
- pm->data = eappend(pm->data, "", ports[i].suffix);
- if(plumbsend(plumbsendfd, pm) < 0)
- fprint(2, "error writing plumb message: %r\n");
- plumbfree(pm);
- }
-}
-
-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;
-}
-
-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;
-}
-
-/* name is a full file name, but it might not belong to us */
-Message*
-mesglookupfile(Message *mbox, char *name, char *digest)
-{
- int k, n;
-
- k = strlen(name);
- n = strlen(mbox->name);
- if(k==0 || strncmp(name, mbox->name, n) != 0){
-// fprint(2, "Mail: message %s not in this mailbox\n", name);
- return nil;
- }
- return mesglookup(mbox, name+n, digest);
-}
generated by cgit v1.2.3 (git 2.39.1) at 2025-07-21 12:59:08 +0000