static CURL *newFetchmailHandle(const char *mailbox, const char *username,
const char *password)
{
CURLcode res;
CURL *handle = curl_easy_init();
if (!handle)
i_printfExit(MSG_LibcurlNoInit);
curl_easy_setopt(handle, CURLOPT_CONNECTTIMEOUT, mailTimeout);
curl_easy_setopt(handle, CURLOPT_WRITEFUNCTION, eb_curl_callback);
curl_easy_setopt(handle, CURLOPT_WRITEDATA, &callback_data);
if (debugLevel >= 4)
curl_easy_setopt(handle, CURLOPT_VERBOSE, 1);
curl_easy_setopt(handle, CURLOPT_DEBUGFUNCTION, ebcurl_debug_handler);
res = curl_easy_setopt(handle, CURLOPT_CAINFO, sslCerts);
if (res != CURLE_OK)
i_printfExit(MSG_LibcurlNoInit);
res = curl_easy_setopt(handle, CURLOPT_USERNAME, username);
if (res != CURLE_OK) {
ebcurl_setError(res, mailbox);
showErrorAbort();
}
res = curl_easy_setopt(handle, CURLOPT_PASSWORD, password);
if (res != CURLE_OK) {
ebcurl_setError(res, mailbox);
showErrorAbort();
}
return handle;
} /* newFetchmailHandle */
/* I'm assuming I can read the cookie file, process it,
* and if necessary, write it out again, with the expired cookies deleted,
* all before another edbrowse process interferes.
* I've given it some thought, and I think I can ignore the race conditions. */
void cookiesFromJar(void)
{
char *cbuf, *s, *t;
FILE *f;
int n, cnt, expired, displaced;
char *cbuf_end;
time_t now;
struct cookie *c;
if (!cookieFile)
return;
if (!fileIntoMemory(cookieFile, &cbuf, &n))
showErrorAbort();
cbuf[n] = 0;
cbuf_end = cbuf + n;
time(&now);
cnt = expired = displaced = 0;
s = cbuf;
while (s < cbuf_end) {
t = s + strcspn(s, "\r\n");
/* t points to the first newline past s. If there is no newline in s,
* then it points to the NUL byte at end of s. */
*t = '\0';
c = cookie_from_netscape_line(s);
if (c) { /* Got a valid cookie line. */
cnt++;
if (c->expires < now) {
freeCookie(c);
nzFree(c);
++expired;
} else {
acceptCookie(c);
displaced += displacedCookie;
}
}
s = t + 1; /* Get ready to read more lines. */
/* Skip over blank lines, if necessary. */
while (s < cbuf_end && (*s == '\r' || *s == '\n'))
s++;
}
debugPrint(3, "%d persistent cookies, %d expired, %d displaced",
cnt, expired, displaced);
nzFree(cbuf);
if (!(expired + displaced))
return;
/* Pour the cookies back into the jar */
f = fopen(cookieFile, "w");
if (!f)
i_printfExit(MSG_NoRebCookie, cookieFile);
foreach(c, cookies) {
char *cookLine = netscapeCookieLine(c);
fputs(cookLine, f);
nzFree(cookLine);
}
void scanMail(void)
{
int nmsgs, m;
if (!isInteractive)
i_printfExit(MSG_FetchNotBackgnd);
if (!mailDir)
i_printfExit(MSG_NoMailDir);
if (chdir(mailDir))
i_printfExit(MSG_NoDirChange, mailDir);
if (!umf) {
umf = allocMem(strlen(mailUnread) + 12);
sprintf(umf, "%s/", mailUnread);
umf_end = umf + strlen(umf);
}
/* How many mail messages? */
unreadBase = 0;
unreadStats();
nmsgs = unreadCount;
if (!nmsgs) {
i_puts(MSG_NoMail);
exit(0);
}
i_printf(MSG_MessagesX, nmsgs);
loadAddressBook();
for (m = 1; m <= nmsgs; ++m) {
nzFree(lastMailText);
lastMailText = 0;
/* Now grab the entire message */
unreadStats();
sprintf(umf_end, "%d", unreadMin);
if (!fileIntoMemory(umf, &mailstring, &mailstring_l))
showErrorAbort();
unreadBase = unreadMin;
if (presentMail() == 1)
unlink(umf);
} /* loop over mail messages */
exit(0);
} /* scanMail */
/* Return 0 for ok, 1 to delete the mail, -1 to stop.
* stop is only meaningful for imap. */
static int presentMail(void)
{
int j, k;
const char *redirect = NULL; /* send mail elsewhere */
char key = 0;
const char *atname = NULL; /* name of file or attachment */
bool delflag = false; /* delete this mail */
bool scanat = false; /* scan for attachments */
int displine;
int stashNumber = -1;
/* clear things out from the last message */
if (lastMailInfo)
freeMailInfo(lastMailInfo);
lastMailInfo = 0;
if (sessionList[1].lw)
cxQuit(1, 2);
cs = 0;
cxSwitch(1, false);
iuReformat(mailstring, mailstring_l, &mailu8, &mailu8_l);
if (mailu8) {
if (!addTextToBuffer((pst) mailu8, mailu8_l, 0, false))
showErrorAbort();
} else {
if (!addTextToBuffer((pst) mailstring, mailstring_l, 0, false))
showErrorAbort();
}
browseCurrentBuffer();
if (!passMail) {
redirect = mailRedirect(lastMailInfo->to,
lastMailInfo->from,
lastMailInfo->reply,
lastMailInfo->subject);
}
if (redirect) {
if (!isimap) {
delflag = true;
key = 'w';
if (*redirect == '-')
++redirect, key = 'u';
if (stringEqual(redirect, "x"))
i_puts(MSG_Junk);
else
printf("> %s\n", redirect);
} else {
if (*redirect == '-')
++redirect;
if (stringEqual(redirect, "x"))
redirect = NULL;
}
}
/* display the next page of mail and get a command from the keyboard */
displine = 1;
paging:
if (!delflag) { /* show next page */
if (displine <= cw->dol) {
for (j = 0; j < 20 && displine <= cw->dol;
++j, ++displine) {
char *showline = (char *)fetchLine(displine, 1);
k = pstLength((pst) showline);
showline[--k] = 0;
printf("%s\n", showline);
nzFree(showline);
}
}
}
/* get key command from user */
key_command:
if (delflag)
goto writeMail;
/* interactive prompt depends on whether there is more text or not */
printf("%c ", displine > cw->dol ? '?' : '*');
fflush(stdout);
key = getLetter((isimap ? "q? nwWuUasd" : "q? nwud"));
printf("\b\b\b");
fflush(stdout);
switch (key) {
case 'q':
i_puts(MSG_Quit);
exit(0);
case 'n':
i_puts(MSG_Next);
goto afterinput;
case 's':
i_puts(MSG_Stop);
goto afterinput;
case 'd':
i_puts(MSG_Delete);
delflag = true;
goto afterinput;
case ' ':
if (displine > cw->dol)
i_puts(MSG_EndMessage);
goto paging;
case '?':
i_puts(isimap ? MSG_ImapReadHelp : MSG_MailHelp);
goto key_command;
case 'a':
key = 'w'; /* this will scan attachments */
scanat = true;
case 'w':
case 'W':
case 'u':
case 'U':
break;
default:
i_puts(MSG_NYI);
goto key_command;
} /* switch */
/* At this point we're saving the mail somewhere. */
writeMail:
if (!isimap || isupper(key))
delflag = true;
atname = 0;
if (!isimap)
atname = redirect;
if (scanat)
goto attachOnly;
saveMail:
if (!atname)
atname = getFileName(MSG_FileName, redirect, false, false);
if (stringEqual(atname, "x"))
goto afterinput;
char exists = fileTypeByName(atname, false);
int fsize; /* file size */
int fh = open(atname, O_WRONLY | O_TEXT | O_CREAT | O_APPEND, 0666);
if (fh < 0) {
i_printf(MSG_NoCreate, atname);
goto saveMail;
}
if (exists)
write(fh,
"======================================================================\n",
71);
if (key == 'u') {
if (write(fh, mailstring, mailstring_l) < mailstring_l) {
badsave:
i_printf(MSG_NoWrite, atname);
close(fh);
goto saveMail;
}
close(fh);
fsize = mailstring_l;
} else {
/* key = w, write the file - if pop then save the original unformatted */
if (!isimap && mailStash) {
char *rmf; /* raw mail file */
int rmfh; /* file handle to same */
/* I want a fairly easy filename, in case I want to go look at the original.
* Not a 30 character message ID that I am forced to cut&paste.
* 4 or 5 digits would be nice.
* So the filename looks like /home/foo/.Trash/rawmail/36921
* I pick the digits randomly.
* Please don't accumulate 100,000 emails before you empty your trash.
* It's good to have a cron job empty the trash early Sunday morning.
*/
k = strlen(mailStash);
rmf = allocMem(k + 12);
/* Try 20 times, then give up. */
for (j = 0; j < 20; ++j) {
int rn = rand() % 100000; /* random number */
sprintf(rmf, "%s/%05d", mailStash, rn);
if (fileTypeByName(rmf, false))
continue;
/* dump the original mail into the file */
rmfh =
open(rmf,
O_WRONLY | O_TEXT | O_CREAT | O_APPEND,
0666);
if (rmfh < 0)
break;
if (write(rmfh, mailstring, mailstring_l) <
mailstring_l) {
close(rmfh);
unlink(rmf);
break;
}
close(rmfh);
/* written successfully, remember the stash number */
stashNumber = rn;
break;
}
}
fsize = 0;
for (j = 1; j <= cw->dol; ++j) {
char *showline = (char *)fetchLine(j,
1);
int len = pstLength((pst)
showline);
if (write(fh, showline, len) < len)
goto badsave;
nzFree(showline);
fsize += len;
} /* loop over lines */
if (stashNumber >= 0) {
char addstash[60];
sprintf(addstash, "\nUnformatted %05d\n", stashNumber);
k = strlen(addstash);
if (write(fh, addstash, k) < k)
goto badsave;
fsize += k;
}
close(fh);
attachOnly:
if (nattach)
writeAttachments(lastMailInfo);
else if (scanat)
i_puts(MSG_NoAttachments);
} /* unformat or format */
if (scanat)
goto afterinput;
/* print "mail saved" message */
i_printf(MSG_MailSaved, fsize);
if (exists)
i_printf(MSG_Appended);
nl();
afterinput:
nzFree(mailstring);
mailstring = 0;
nzFree(mailu8);
mailu8 = 0;
if (delflag)
return 1;
if (key == 's')
return -1;
return 0;
} /* presentMail */
