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fix(smtp): support UTF-8 subjects (#7432)

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fix(smtp): support utf8 subjects
This commit is contained in:
Elio Bischof 2024-02-22 15:11:55 +01:00 committed by GitHub
parent ffdde825ec
commit a88662bb3a
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GPG Key ID: B5690EEEBB952194
1 changed files with 5 additions and 4 deletions
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9
internal/notification/messages/email.go
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@ -2,6 +2,7 @@ package messages
import (
"fmt"
"mime"
"regexp"
"strings"
"time"
@ -54,7 +55,7 @@ func (msg *Email) GetContent() (string, error) {
if !isHTML(msg.Content) {
mime = "MIME-version: 1.0;" + lineBreak + "Content-Type: text/plain; charset=\"UTF-8\";" + lineBreak + lineBreak
}
subject := "Subject: " + qEncodeSubject(msg.Subject) + lineBreak
subject := "Subject: " + bEncodeSubject(msg.Subject) + lineBreak
message += subject + mime + lineBreak + msg.Content
return message, nil
@ -68,7 +69,7 @@ func isHTML(input string) bool {
return isHTMLRgx.MatchString(input)
}
// returns a RFC1342 "Q" encoded string to allow non-ascii characters
func qEncodeSubject(subject string) string {
return "=?utf-8?q?" + subject + "?="
// returns a RFC1342 "B" encoded string to allow non-ascii characters
func bEncodeSubject(subject string) string {
return mime.BEncoding.Encode("UTF-8", subject)
}