Fix santa bug, email subject encoding, closes #65

server/mailer.go

@@ -5,6 +5,7 @@ import (
 	"encoding/json"
 	"fmt"
 	"heckel.io/ntfy/util"
+	"mime"
 	"net"
 	"net/smtp"
 	"strings"
@@ -28,6 +29,7 @@ func (s *smtpMailer) Send(senderIP, to string, m *message) error {
 	if err != nil {
 		return err
 	}
+	println(message)
 	auth := smtp.PlainAuth("", s.config.SMTPUser, s.config.SMTPPass, host)
 	return smtp.SendMail(s.config.SMTPAddr, auth, s.config.SMTPFrom, []string{to}, []byte(message))
 }
@@ -66,10 +68,11 @@ func formatMail(baseURL, senderIP, from, to string, m *message) (string, error)
 	if trailer != "" {
 		message += "\n\n" + trailer
 	}
-	body := `Content-Type: text/plain; charset="utf-8"
-From: "{shortTopicURL}" <{from}>
+	subject = mime.BEncoding.Encode("utf-8", subject)
+	body := `From: "{shortTopicURL}" <{from}>
 To: {to}
 Subject: {subject}
+Content-Type: text/plain; charset="utf-8"
 
 {message}
 

server/mailer_test.go

@@ -13,10 +13,10 @@ func TestFormatMail_Basic(t *testing.T) {
 		Topic:   "alerts",
 		Message: "A simple message",
 	})
-	expected := `Content-Type: text/plain; charset="utf-8"
-From: "ntfy.sh/alerts" <[email protected]>
+	expected := `From: "ntfy.sh/alerts" <[email protected]>
 To: [email protected]
 Subject: A simple message
+Content-Type: text/plain; charset="utf-8"
 
 A simple message
 
@@ -34,10 +34,10 @@ func TestFormatMail_JustEmojis(t *testing.T) {
 		Message: "A simple message",
 		Tags:    []string{"grinning"},
 	})
-	expected := `Content-Type: text/plain; charset="utf-8"
-From: "ntfy.sh/alerts" <[email protected]>
+	expected := `From: "ntfy.sh/alerts" <[email protected]>
 To: [email protected]
-Subject: 😀 A simple message
+Subject: =?utf-8?b?8J+YgCBBIHNpbXBsZSBtZXNzYWdl?=
+Content-Type: text/plain; charset="utf-8"
 
 A simple message
 
@@ -55,10 +55,10 @@ func TestFormatMail_JustOtherTags(t *testing.T) {
 		Message: "A simple message",
 		Tags:    []string{"not-an-emoji"},
 	})
-	expected := `Content-Type: text/plain; charset="utf-8"
-From: "ntfy.sh/alerts" <[email protected]>
+	expected := `From: "ntfy.sh/alerts" <[email protected]>
 To: [email protected]
 Subject: A simple message
+Content-Type: text/plain; charset="utf-8"
 
 A simple message
 
@@ -78,10 +78,10 @@ func TestFormatMail_JustPriority(t *testing.T) {
 		Message:  "A simple message",
 		Priority: 2,
 	})
-	expected := `Content-Type: text/plain; charset="utf-8"
-From: "ntfy.sh/alerts" <[email protected]>
+	expected := `From: "ntfy.sh/alerts" <[email protected]>
 To: [email protected]
 Subject: A simple message
+Content-Type: text/plain; charset="utf-8"
 
 A simple message
 
@@ -101,10 +101,10 @@ func TestFormatMail_UTF8Subject(t *testing.T) {
 		Message: "A simple message",
 		Title:   " :: A not so simple title öäüß ¡Hola, señor!",
 	})
-	expected := `Content-Type: text/plain; charset="utf-8"
-From: "ntfy.sh/alerts" <[email protected]>
+	expected := `From: "ntfy.sh/alerts" <[email protected]>
 To: [email protected]
-Subject:  :: A not so simple title öäüß ¡Hola, señor!
+Subject: =?utf-8?b?IDo6IEEgbm90IHNvIHNpbXBsZSB0aXRsZSDDtsOkw7zDnyDCoUhvbGEsIHNl?= =?utf-8?b?w7FvciE=?=
+Content-Type: text/plain; charset="utf-8"
 
 A simple message
 
@@ -124,10 +124,10 @@ func TestFormatMail_WithAllTheThings(t *testing.T) {
 		Title:    "Oh no 🙈\nThis is a message across\nmultiple lines",
 		Message:  "A message that contains monkeys 🙉\nNo really, though. Monkeys!",
 	})
-	expected := `Content-Type: text/plain; charset="utf-8"
-From: "ntfy.sh/alerts" <[email protected]>
+	expected := `From: "ntfy.sh/alerts" <[email protected]>
 To: [email protected]
-Subject: ⚠️ 💀 Oh no 🙈 This is a message across multiple lines
+Subject: =?utf-8?b?4pqg77iPIPCfkoAgT2ggbm8g8J+ZiCBUaGlzIGlzIGEgbWVzc2FnZSBhY3Jv?= =?utf-8?b?c3MgbXVsdGlwbGUgbGluZXM=?=
+Content-Type: text/plain; charset="utf-8"
 
 A message that contains monkeys 🙉
 No really, though. Monkeys!