restructure project, add claudemd

go/snailmail/smtp.go

@@ -0,0 +1,53 @@
+package snailmail
+
+import (
+	"encoding/base64"
+	"fmt"
+	"log"
+	"mime"
+	"net/mail"
+	"net/smtp"
+	"strings"
+	"time"
+)
+
+type smtpSender struct{}
+
+func (s *smtpSender) Send(message Email, mailtype int) error {
+	recipientString := strings.Join(message.Recipients, ",")
+	from := mail.Address{Name: settings.SMTP.DisplayFrom, Address: settings.SMTP.Username}
+
+	header := make(map[string]string)
+	header["To"] = recipientString
+	header["From"] = from.String()
+	header["Subject"] = mime.QEncoding.Encode("UTF-8", message.Subject)
+	header["MIME-Version"] = "1.0"
+	header["Content-Transfer-Encoding"] = "base64"
+	header["Date"] = time.Now().Format(time.RFC1123)
+
+	if mailtype == TYPE_HTML {
+		header["Content-Type"] = "text/html; charset=\"utf-8\""
+	} else {
+		header["Content-Type"] = "text/plain; charset=\"utf-8\""
+	}
+
+	email := ""
+	for k, v := range header {
+		email += fmt.Sprintf("%s: %s\r\n", k, v)
+	}
+	email += "\r\n" + base64.StdEncoding.EncodeToString(message.Body.Bytes())
+
+	var auth smtp.Auth = nil
+
+	if settings.SMTP.RequireAuth {
+		auth = smtp.PlainAuth("", settings.SMTP.Username, settings.SMTP.Password, settings.SMTP.Server)
+	}
+
+	err := smtp.SendMail(settings.SMTP.Server+":"+settings.SMTP.Port, auth, settings.SMTP.Username, message.Recipients, []byte(email))
+	if err != nil {
+		log.Println(err)
+		return err
+	}
+
+	return nil
+}