From 036f7ab20b7bdcddcdbac4071e359602b1a0728f Mon Sep 17 00:00:00 2001
From: Luke Shumaker <lukeshu@lukeshu.com>
Date: Tue, 28 Jan 2020 08:58:49 -0500
Subject: wip xml

---
 rrdformat/marshal_xml.go | 84 +++++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 79 insertions(+), 5 deletions(-)

(limited to 'rrdformat/marshal_xml.go')

diff --git a/rrdformat/marshal_xml.go b/rrdformat/marshal_xml.go
index dfb0556..7263810 100644
--- a/rrdformat/marshal_xml.go
+++ b/rrdformat/marshal_xml.go
@@ -1,19 +1,93 @@
 package rrdformat
 
 import (
+	"strconv"
 	"encoding/xml"
 )
 
-func (h *Header) MarshalXML(e *xml.Encoder, start xml.StartElement) error {
-	if err := e.EncodeElement(h.Version, xml.StartElement{Name: xml.Name{Local: "version", Space: XMLNS}}); err != nil {
+//const XMLNS = "https://oss.oetiker.ch/rrdtool/rrdtool-dump.xml"
+
+func (rrd RRD) MarshalXML(e *xml.Encoder, start xml.StartElement) error {
+	return e.Encode(rrd.Data)
+}
+
+func xmlStart(name string) xml.StartElement {
+	return xml.StartElement{
+		Name: xml.Name{
+			Local: name,
+		},
+	}
+}
+
+func (rrd RRDv0005) MarshalXML(e *xml.Encoder, start xml.StartElement) error {
+	if err := e.EncodeToken(xml.Comment(" Round Robin Database Dump ")); err != nil {
+		return err
+	}
+	if err := e.EncodeToken(xml.CharData("\n")); err != nil {
+		return err
+	}
+	if err := e.EncodeToken(start); err != nil {
+		return err
+	}
+
+	// 1. Header
+	if err := e.Encode(rrd.Header); err != nil {
+		return err
+	}
+	// 2
+	if err := e.Encode(rrd.LastUpdated); err != nil {
 		return err
 	}
-	if err := e.EncodeElement(h.PDPStep, xml.StartElement{Name: xml.Name{Local: "step", Space: XMLNS}}); err != nil {
+	if err := e.EncodeToken(xml.CharData("\n")); err != nil {
+		return err
+	}
+	for _, ds := range rrd.DSDefs {
+		if err := e.Encode(ds); err != nil {
+			return err
+		}
+	}
+
+	if err := e.EncodeToken(start.End()); err != nil {
 		return err
 	}
 	return nil
 }
 
-var _ xml.Marshaler = &Header{}
+func (t TimeWithUsec) MarshalXML(e *xml.Encoder, start xml.StartElement) error {
+	return TimeWithoutUsec{Sec: t.Sec}.MarshalXML(e, start)
+}
 
-//var _ xml.Unmarshaler = &Header{}
+func (t TimeWithoutUsec) MarshalXML(e *xml.Encoder, start xml.StartElement) error {
+	if err := e.EncodeToken(start); err != nil {
+		return err
+	}
+	if err := e.EncodeToken(xml.CharData(strconv.FormatInt(int64(t.Sec), 10))); err != nil {
+		return err
+	}
+	if err := e.EncodeToken(start.End()); err != nil {
+		return err
+	}
+	if err := e.EncodeToken(xml.CharData(" ")); err != nil {
+		return err
+	}
+	if err := e.EncodeToken(xml.Comment(t.Time().Format(" 2006-01-02 15:04:05 MST "))); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (h Header) MarshalXML(e *xml.Encoder, start xml.StartElement) error {
+	if err := e.EncodeElement(h.Version, xmlStart("version")); err != nil {
+		return err
+	}
+	if err := e.EncodeElement(h.PDPStep, xmlStart("step")); err != nil {
+		return err
+	}
+	if err := e.EncodeToken(xml.CharData(" ")); err != nil {
+		return err
+	}
+	if err := e.EncodeToken(xml.Comment(" Seconds ")); err != nil {
+		return err
+	}
+	return nil
+}
-- 
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