[geary/wip/251-appended-mail-closes-composer: 3/4] Ensure IMAP and SMTP services notify of auth failure if creds incomplete

[Michael Gratton <mjog src gnome org>]

commit 493fa7194a4141183bfa73129444145affe68745
Author: Michael Gratton <mike vee net>
Date:   Thu Feb 21 14:22:49 2019 +1100

    Ensure IMAP and SMTP services notify of auth failure if creds incomplete
    
    This avoids attemting to connect and login when we know it is going to
    fail.

 src/engine/imap/api/imap-client-service.vala |  5 +++++
 src/engine/smtp/smtp-client-service.vala     | 10 ++++++----
 2 files changed, 11 insertions(+), 4 deletions(-)
---
diff --git a/src/engine/imap/api/imap-client-service.vala b/src/engine/imap/api/imap-client-service.vala
index aa153cbc..398ff8dd 100644
--- a/src/engine/imap/api/imap-client-service.vala
+++ b/src/engine/imap/api/imap-client-service.vala
@@ -385,6 +385,11 @@ internal class Geary.Imap.ClientService : Geary.ClientService {
 
     private async ClientSession create_new_authorized_session(Cancellable? cancellable) throws Error {
         debug("[%s] Opening new session", this.account.id);
+        Credentials? login = this.configuration.credentials;
+        if (login != null && !login.is_complete()) {
+            notify_authentication_failed();
+        }
+
         ClientSession new_session = new ClientSession(remote);
         yield new_session.connect_async(cancellable);
 
diff --git a/src/engine/smtp/smtp-client-service.vala b/src/engine/smtp/smtp-client-service.vala
index bbead2ad..7ce305fd 100644
--- a/src/engine/smtp/smtp-client-service.vala
+++ b/src/engine/smtp/smtp-client-service.vala
@@ -236,15 +236,17 @@ internal class Geary.Smtp.ClientService : Geary.ClientService {
 
     private async void send_email(Geary.RFC822.Message rfc822, Cancellable? cancellable)
         throws Error {
-        Smtp.ClientSession smtp = new Geary.Smtp.ClientSession(this.remote);
+        Credentials? login = this.account.get_outgoing_credentials();
+        if (login != null && !login.is_complete()) {
+            notify_authentication_failed();
+        }
 
+        Smtp.ClientSession smtp = new Geary.Smtp.ClientSession(this.remote);
         sending_monitor.notify_start();
 
         Error? smtp_err = null;
         try {
-            yield smtp.login_async(
-                this.account.get_outgoing_credentials(), cancellable
-            );
+            yield smtp.login_async(login, cancellable);
         } catch (Error login_err) {
             debug("SMTP login error: %s", login_err.message);
             smtp_err = login_err;