Refactor and move parsing and stanza to a separate package

stanza/msg_html.go

@@ -0,0 +1,22 @@
+package stanza
+
+import (
+	"encoding/xml"
+)
+
+type HTML struct {
+	MsgExtension
+	XMLName xml.Name `xml:"http://jabber.org/protocol/xhtml-im html"`
+	Body    HTMLBody
+	Lang    string `xml:"xml:lang,attr,omitempty"`
+}
+
+type HTMLBody struct {
+	XMLName xml.Name `xml:"http://www.w3.org/1999/xhtml body"`
+	// InnerXML MUST be valid xhtml. We do not check if it is valid when generating the XMPP stanza.
+	InnerXML string `xml:",innerxml"`
+}
+
+func init() {
+	TypeRegistry.MapExtension(PKTMessage, xml.Name{"http://jabber.org/protocol/xhtml-im", "html"}, HTML{})
+}