void messageBuilder::attach(ref <attachment> attach)
{
appendAttachment(attach);
}
void messageBuilder::attach(std::shared_ptr<attachment> attach)
{
appendAttachment(attach);
}
static bool
sendMailSMTP(const struct MACCOUNT *account, const char *reply,
const char **recipients, const char *message)
{
CURLcode res = CURLE_OK;
bool smtp_success = false;
char *smtp_url = buildSMTPURL(account);
struct curl_slist *recipient_slist = buildRecipientSList(recipients);
struct smtp_upload upload = {
.data = message,.length = strlen(message),.pos = 0
};
CURL *handle =
newSendmailHandle(account, smtp_url, reply, recipient_slist);
if (!handle)
goto smtp_cleanup;
curl_easy_setopt(handle, CURLOPT_READFUNCTION, smtp_upload_callback);
curl_easy_setopt(handle, CURLOPT_READDATA, &upload);
curl_easy_setopt(handle, CURLOPT_UPLOAD, 1L);
res = curl_easy_perform(handle);
if (res == CURLE_OK)
smtp_success = true;
smtp_cleanup:
if (res != CURLE_OK)
ebcurl_setError(res, smtp_url);
if (handle)
curl_easy_cleanup(handle);
curl_slist_free_all(recipient_slist);
nzFree(smtp_url);
return smtp_success;
} /* sendMailSMTP */
/* Send mail to the smtp server. */
bool
sendMail(int account, const char **recipients, const char *body,
int subjat, const char **attachments, const char *refline,
int nalt, bool dosig)
{
char *from, *fromiso, *reply, *login, *smlogin, *pass;
const struct MACCOUNT *a, *ao, *localMail;
const char *s, *boundary;
char reccc[MAXRECAT];
char *t;
int nat, cx, i, j;
char *out = 0;
bool sendmail_success = false;
bool mustmime = false;
bool firstgreet = true;
bool firstrec;
const char *ct, *ce;
char *encoded = 0;
if (!validAccount(account))
return false;
mailAccount = account;
localMail = accounts + localAccount - 1;
a = accounts + account - 1;
from = a->from;
reply = a->reply;
ao = a->outssl ? a : localMail;
doSignature = dosig;
nat = 0; /* number of attachments */
if (attachments) {
while (attachments[nat])
++nat;
}
if (nat)
mustmime = true;
if (nalt && nalt < nat) {
setError(MSG_AttAlternate);
return false;
}
if (!loadAddressBook())
return false;
/* set copy flags */
for (j = 0; s = recipients[j]; ++j) {
char cc = 0;
if (*s == '^' || *s == '?')
cc = *s++;
if (j == MAXRECAT) {
setError(MSG_RecipMany, MAXRECAT);
return false;
}
recipients[j] = s;
reccc[j] = cc;
}
/* Look up aliases in the address book */
for (j = 0; s = recipients[j]; ++j) {
if (strchr(s, '@'))
continue;
t = 0;
for (i = 0; i < nads; ++i) {
const char *a = addressList[i].name;
if (*a == '-' || *a == '!')
++a;
if (!stringEqual(s, a))
continue;
t = addressList[i].email;
debugPrint(3, " %s becomes %s", s, t);
break;
}
if (t) {
recipients[j] = t;
continue;
}
if (!addressFile) {
setError(MSG_ABMissing);
return false;
}
setError(MSG_ABNoAlias2, s);
return false;
} /* recipients */
if (!j) {
setError(MSG_RecipNone);
return false;
}
/* verify attachments are readable */
for (j = 0; s = attachments[j]; ++j) {
if (!ismc && (cx = stringIsNum(s)) >= 0) {
if (!cxCompare(cx) || !cxActive(cx))
return false;
if (!sessionList[cx].lw->dol) {
setError(MSG_AttSessionEmpty, cx);
return false;
}
} else {
char ftype = fileTypeByName(s, false);
if (!ftype) {
setError(MSG_AttAccess, s);
return false;
}
if (ftype != 'f') {
setError(MSG_AttRegular, s);
return false;
}
if (!fileSizeByName(s)) {
setError(MSG_AttEmpty2, s);
return false;
}
}
} /* loop over attachments */
if (!encodeAttachment(body, subjat, false, &ct, &ce, &encoded))
return false;
if (ce[0] == 'q')
mustmime = true;
boundary = makeBoundary();
/* Build the outgoing mail, as one string. */
out = initString(&j);
firstrec = true;
for (i = 0; s = recipients[i]; ++i) {
if (reccc[i])
continue;
stringAndString(&out, &j, firstrec ? "To:" : ",\r\n ");
stringAndString(&out, &j, s);
firstrec = false;
}
if (!firstrec)
stringAndString(&out, &j, eol);
firstrec = true;
for (i = 0; s = recipients[i]; ++i) {
if (reccc[i] != '^')
continue;
stringAndString(&out, &j, firstrec ? "CC:" : ",\r\n ");
stringAndString(&out, &j, s);
firstrec = false;
}
if (!firstrec)
stringAndString(&out, &j, eol);
firstrec = true;
for (i = 0; s = recipients[i]; ++i) {
if (reccc[i] != '?')
continue;
stringAndString(&out, &j, firstrec ? "BCC:" : ",\r\n ");
stringAndString(&out, &j, s);
firstrec = false;
}
if (!firstrec)
stringAndString(&out, &j, eol);
fromiso = isoEncode(from, from + strlen(from));
if (!fromiso)
fromiso = from;
sprintf(serverLine, "From: %s <%s>%s", fromiso, reply, eol);
stringAndString(&out, &j, serverLine);
sprintf(serverLine, "Reply-to: %s <%s>%s", fromiso, reply, eol);
stringAndString(&out, &j, serverLine);
if (fromiso != from)
nzFree(fromiso);
if (refline) {
s = strchr(refline, '\n');
if (!s) /* should never happen */
s = refline + strlen(refline);
stringAndBytes(&out, &j, refline, s - refline);
stringAndString(&out, &j, eol);
}
sprintf(serverLine, "User-Agent: %s%s", currentAgent, eol);
stringAndString(&out, &j, serverLine);
if (subjectLine[0]) {
sprintf(serverLine, "Subject: %s%s", subjectLine, eol);
stringAndString(&out, &j, serverLine);
}
sprintf(serverLine,
"Date: %s%sMessage-ID: <%s.%s>%sMime-Version: 1.0%s",
mailTimeString(), eol, messageTimeID(), reply, eol, eol);
stringAndString(&out, &j, serverLine);
if (!mustmime) {
/* no mime components required, we can just send the mail. */
sprintf(serverLine,
"Content-Type: %s%s%sContent-Transfer-Encoding: %s%s%s",
ct, charsetString(ct, ce), eol, ce, eol, eol);
stringAndString(&out, &j, serverLine);
} else {
sprintf(serverLine,
"Content-Type: multipart/%s; boundary=%s%sContent-Transfer-Encoding: 7bit%s%s",
nalt ? "alternative" : "mixed", boundary, eol, eol,
eol);
stringAndString(&out, &j, serverLine);
stringAndString(&out, &j,
"This message is in MIME format. Since your mail reader does not understand\r\n\
this format, some or all of this message may not be legible.\r\n\r\n--");
stringAndString(&out, &j, boundary);
sprintf(serverLine,
"%sContent-Type: %s%s%sContent-Transfer-Encoding: %s%s%s",
eol, ct, charsetString(ct, ce), eol, ce, eol, eol);
stringAndString(&out, &j, serverLine);
}
/* Now send the body, line by line. */
appendAttachment(encoded, &out, &j);
nzFree(encoded);
encoded = 0;
if (mustmime) {
for (i = 0; s = attachments[i]; ++i) {
if (!encodeAttachment
(s, 0, false, &ct, &ce, &encoded))
return false;
sprintf(serverLine, "%s--%s%sContent-Type: %s%s", eol,
boundary, eol, ct, charsetString(ct, ce));
stringAndString(&out, &j, serverLine);
/* If the filename has a quote in it, forget it. */
/* Also, suppress filename if this is an alternate presentation. */
if (!nalt && !strchr(s, '"')
&& (ismc || stringIsNum(s) < 0)) {
sprintf(serverLine, "; name=\"%s\"", s);
stringAndString(&out, &j, serverLine);
}
sprintf(serverLine,
"%sContent-Transfer-Encoding: %s%s%s", eol, ce,
eol, eol);
stringAndString(&out, &j, serverLine);
appendAttachment(encoded, &out, &j);
nzFree(encoded);
encoded = 0;
} /* loop over attachments */
/* The last boundary */
sprintf(serverLine, "%s--%s--%s", eol, boundary, eol);
stringAndString(&out, &j, serverLine);
}
/* mime format */
sendmail_success = sendMailSMTP(ao, reply, recipients, out);
nzFree(out);
return sendmail_success;
} /* sendMail */
