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fetch.go
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/
fetch.go
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package responses
import (
"github.com/emersion/go-imap"
)
const fetchName = "FETCH"
// A FETCH response.
// See RFC 3501 section 7.4.2
type Fetch struct {
Messages chan *imap.Message
}
func (r *Fetch) Handle(resp imap.Resp) error {
name, fields, ok := imap.ParseNamedResp(resp)
if !ok || name != fetchName {
return ErrUnhandled
} else if len(fields) < 1 {
return errNotEnoughFields
}
seqNum, err := imap.ParseNumber(fields[0])
if err != nil {
return err
}
msgFields, _ := fields[1].([]interface{})
msg := &imap.Message{SeqNum: seqNum}
if err := msg.Parse(msgFields); err != nil {
return err
}
r.Messages <- msg
return nil
}
func (r *Fetch) WriteTo(w *imap.Writer) error {
for msg := range r.Messages {
resp := imap.NewUntaggedResp([]interface{}{msg.SeqNum, fetchName, msg.Format()})
if err := resp.WriteTo(w); err != nil {
return err
}
}
return nil
}