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package alps
import (
"fmt"
"io"
"mime"
"net"
"os"
"github.com/emersion/go-imap/v2/imapclient"
"github.com/emersion/go-message/charset"
)
func (s *Server) dialIMAP() (*imapclient.Client, error) {
// TODO: don't print passwords to debug logs
var debugWriter io.Writer
if s.Options.Debug {
debugWriter = os.Stderr
}
options := &imapclient.Options{
DebugWriter: debugWriter,
WordDecoder: &mime.WordDecoder{
CharsetReader: charset.Reader,
},
}
var c *imapclient.Client
var err error
if s.imap.tls {
c, err = imapclient.DialTLS(s.imap.host, options)
if err != nil {
return nil, fmt.Errorf("failed to connect to IMAPS server: %v", err)
}
} else {
conn, err := net.Dial("tcp", s.imap.host)
if err != nil {
return nil, fmt.Errorf("failed to connect to IMAP server: %v", err)
}
c = imapclient.New(conn, options)
if !s.imap.insecure {
if err := c.StartTLS(nil); err != nil {
c.Close()
return nil, fmt.Errorf("STARTTLS failed: %v", err)
}
}
}
return c, err
}
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