Initial commit

vendor/github.com/emersion/go-imap/responses/fetch.go

@@ -0,0 +1,55 @@
+package responses
+
+import (
+	"github.com/emersion/go-imap"
+)
+
+// A FETCH response.
+// See RFC 3501 section 7.4.2
+type Fetch struct {
+	Messages chan *imap.Message
+}
+
+func (r *Fetch) HandleFrom(hdlr imap.RespHandler) error {
+	defer close(r.Messages)
+
+	for h := range hdlr {
+		res, ok := h.Resp.(*imap.Resp)
+		if !ok || len(res.Fields) < 3 {
+			h.Reject()
+			continue
+		}
+		if name, ok := res.Fields[1].(string); !ok || name != imap.Fetch {
+			h.Reject()
+			continue
+		}
+		h.Accept()
+
+		seqNum, _ := imap.ParseNumber(res.Fields[0])
+		fields, _ := res.Fields[2].([]interface{})
+
+		msg := &imap.Message{
+			SeqNum: seqNum,
+		}
+
+		if err := msg.Parse(fields); err != nil {
+			return err
+		}
+
+		r.Messages <- msg
+	}
+
+	return nil
+}
+
+func (r *Fetch) WriteTo(w *imap.Writer) error {
+	for msg := range r.Messages {
+		res := imap.NewUntaggedResp([]interface{}{msg.SeqNum, imap.Fetch, msg.Format()})
+
+		if err := res.WriteTo(w); err != nil {
+			return err
+		}
+	}
+
+	return nil
+}