Fix sending mail with a non-latin display name. #2102 (#2559) (#2783)

* Fix sending mail with a non-latin display name. #2102

Signed-off-by: Rémi Saurel <contact@remi-saurel.com>

* Take into account the possibility that setting.MailService.From is in `name <email@address>` format. #2102

Signed-off-by: Rémi Saurel <contact@remi-saurel.com>

models/mail.go

@@ -166,7 +166,7 @@ func composeIssueCommentMessage(issue *Issue, doer *User, comment *Comment, tplN
 		log.Error(3, "Template: %v", err)
 	}
 
-	msg := mailer.NewMessageFrom(tos, fmt.Sprintf(`"%s" <%s>`, doer.DisplayName(), setting.MailService.FromEmail), subject, content.String())
+	msg := mailer.NewMessageFrom(tos, doer.DisplayName(), setting.MailService.FromEmail, subject, content.String())
 	msg.Info = fmt.Sprintf("Subject: %s, %s", subject, info)
 	return msg
 }

modules/mailer/mailer.go

@@ -31,11 +31,11 @@ type Message struct {
 }
 
 // NewMessageFrom creates new mail message object with custom From header.
-func NewMessageFrom(to []string, from, subject, body string) *Message {
+func NewMessageFrom(to []string, fromDisplayName, fromAddress, subject, body string) *Message {
 	log.Trace("NewMessageFrom (body):\n%s", body)
 
 	msg := gomail.NewMessage()
-	msg.SetHeader("From", from)
+	msg.SetAddressHeader("From", fromAddress, fromDisplayName)
 	msg.SetHeader("To", to...)
 	msg.SetHeader("Subject", subject)
 	msg.SetDateHeader("Date", time.Now())
@@ -58,7 +58,7 @@ func NewMessageFrom(to []string, from, subject, body string) *Message {
 
 // NewMessage creates new mail message object with default From header.
 func NewMessage(to []string, subject, body string) *Message {
-	return NewMessageFrom(to, setting.MailService.From, subject, body)
+	return NewMessageFrom(to, setting.MailService.FromName, setting.MailService.FromEmail, subject, body)
 }
 
 type loginAuth struct {

modules/setting/setting.go

@@ -1281,6 +1281,7 @@ type Mailer struct {
 	QueueLength     int
 	Name            string
 	From            string
+	FromName        string
 	FromEmail       string
 	SendAsPlainText bool
 
@@ -1339,6 +1340,7 @@ func newMailService() {
 	if err != nil {
 		log.Fatal(4, "Invalid mailer.FROM (%s): %v", MailService.From, err)
 	}
+	MailService.FromName = parsed.Name
 	MailService.FromEmail = parsed.Address
 
 	log.Info("Mail Service Enabled")