Merge pull request #213 from multiflexi/mailer-logging

Add logging messages to mailer, improved SMTP communication

src/publishers/publishers/email_publisher.py

@@ -99,7 +99,6 @@ def publish(self, publisher_input):
             envelope.subject(subject)
         envelope.from_(sender)
         envelope.to(recipients)
-        envelope.smtp(smtp)
 
         if sign == "auto":
             envelope.signature(key=sign)
@@ -113,8 +112,15 @@ def publish(self, publisher_input):
             log_manager.log_info(f"Encrypting email with file {encrypt}")
             envelope.encryption(key=open(encrypt))
 
+        envelope.smtp(smtp)
         try:
-            envelope.send()
+            sent = envelope.send()
+            success = bool(sent)
+            if success:
+                log_manager.log_info("Email sent successfully")
+                Envelope.smtp_quit()
+            else:
+                log_manager.log_critical("Email sending failed")
 
         except Exception as error:
             BasePublisher.print_exception(self, error)