Merge pull request #167 from wneessen/feature/166_no-easy-way-to-determine-if-e-mail-was-send

Add delivery status indication for messages
This commit is contained in:
Winni Neessen 2024-01-23 11:44:45 +01:00 committed by GitHub
commit 99dd296486
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4 changed files with 16 additions and 1 deletions

View file

@ -91,6 +91,7 @@ func (c *Client) Send(ml ...*Msg) error {
errs = append(errs, se)
continue
}
m.isDelivered = true
if err := w.Close(); err != nil {
se := &SendError{Reason: ErrSMTPDataClose, errlist: []error{err}, isTemp: isTempError(err)}

View file

@ -88,6 +88,7 @@ func (c *Client) Send(ml ...*Msg) (rerr error) {
rerr = errors.Join(rerr, m.sendError)
continue
}
m.isDelivered = true
if err := w.Close(); err != nil {
m.sendError = &SendError{Reason: ErrSMTPDataClose, errlist: []error{err}, isTemp: isTempError(err)}

View file

@ -763,6 +763,9 @@ func TestClient_DialSendClose(t *testing.T) {
if err := c.Close(); err != nil {
t.Errorf("Close() failed: %s", err)
}
if !m.IsDelivered() {
t.Errorf("message should be delivered but is indicated no to")
}
}
// TestClient_DialAndSendWithContext tests the DialAndSendWithContext() method of Client
@ -1134,7 +1137,9 @@ func TestClient_DialAndSendWithContext_withSendError(t *testing.T) {
}
if se.IsTemp() {
t.Errorf("expected permanent error but IsTemp() returned true")
return
}
if m.IsDelivered() {
t.Errorf("message is indicated to be delivered but shouldn't")
}
}

8
msg.go
View file

@ -94,6 +94,9 @@ type Msg struct {
// genHeader is a slice of strings that the different generic mail Header fields
genHeader map[Header][]string
// isDelivered signals if a message has been delivered or not
isDelivered bool
// middlewares is the list of middlewares to apply to the Msg before sending in FIFO order
middlewares []Middleware
@ -507,6 +510,11 @@ func (m *Msg) SetUserAgent(a string) {
m.SetGenHeader(HeaderXMailer, a)
}
// IsDelivered will return true if the Msg has been successfully delivered
func (m *Msg) IsDelivered() bool {
return m.isDelivered
}
// RequestMDNTo adds the Disposition-Notification-To header to request a MDN from the receiving end
// as described in RFC8098. It allows to provide a list recipient addresses.
// Address validation is performed