Format emails separated by comma as list.

This commit refs #26513

shipment.py

@@ -14,6 +14,7 @@ from email.mime.multipart import MIMEMultipart
 from email.mime.text import MIMEText
 from trytond.wizard import Wizard, StateView, Button, StateTransition
 import logging
+import re
 
 try:
     import qrcode
@@ -28,6 +29,13 @@ __all__ = ['ShipmentOut', 'SendLink', 'SendLinkStart']
 logger = logging.getLogger(__name__)
 
 
+def format_emails(email):
+    if not email:
+        return []
+    values = re.split(r'[,;]', email)
+    return [v.strip() for v in values]
+
+
 class ShipmentWebLinkMixin(object):
 
     encrypted_url = fields.Function(fields.Char('Encrypted URL'),
@@ -123,13 +131,14 @@ class ShipmentWebLinkMixin(object):
                 Move.draft(moves)
         if not send_mail:
             return
-        email = email or shipment.get_to_email()
+
         if from_ is None:
             from_ = config.get('email', 'from')
         for shipment in shipments:
+            shipment_email = email or shipment.get_to_email()
             shipment.encrypted_url = shipment.get_encrypted_url()
             user = User(Transaction().user)
-            if not email:
+            if not shipment_email:
                 if raise_error:
                     cls.raise_user_error('missing_link_email',
                         shipment.rec_name)
@@ -139,9 +148,9 @@ class ShipmentWebLinkMixin(object):
                     return
             msg, title = shipment.get_email_shipment_flask(user)
             msg['From'] = from_
-            msg['To'] = email
+            msg['To'] = shipment_email
             msg['Subject'] = Header(title, 'utf-8')
-            sendmail_transactional(from_, [email], msg)
+            sendmail_transactional(from_, format_emails(shipment_email), msg)
 
     def get_encrypted_id(self, name=None):
         fernet = self.get_fernet()