Initial HTML message support

2019-06-23 15:52:20 +02:00 · 2019-06-23 15:52:20 +02:00 · 3521c488ea
parent 8f7b4ba8a4
commit 3521c488ea
2 changed files with 64 additions and 0 deletions
--- a/msg_html.go
+++ b/msg_html.go
@ -0,0 +1,20 @@
+package xmpp
+
+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{})
+}
--- a/msg_html_test.go
+++ b/msg_html_test.go
@ -0,0 +1,44 @@
+package xmpp_test
+
+import (
+	"encoding/xml"
+	"testing"
+
+	"gosrc.io/xmpp"
+)
+
+func TestHTMLGen(t *testing.T) {
+	htmlBody := "<p>Hello <b>World</b></p>"
+	msg := xmpp.NewMessage(xmpp.Attrs{To: "test@localhost"})
+	msg.Body = "Hello World"
+	body := xmpp.HTMLBody{
+		InnerXML: htmlBody,
+	}
+	html := xmpp.HTML{Body: body}
+	msg.Extensions = append(msg.Extensions, html)
+
+	result := msg.XMPPFormat()
+	str := `<message to="test@localhost"><body>Hello World</body><html xmlns="http://jabber.org/protocol/xhtml-im"><body xmlns="http://www.w3.org/1999/xhtml"><p>Hello <b>World</b></p></body></html></message>`
+	if result != str {
+		t.Errorf("incorrect serialize message:\n%s", result)
+	}
+
+	parsedMessage := xmpp.Message{}
+	if err := xml.Unmarshal([]byte(str), &parsedMessage); err != nil {
+		t.Errorf("message HTML unmarshall error: %v", err)
+		return
+	}
+
+	if parsedMessage.Body != msg.Body {
+		t.Errorf("incorrect parsed body: '%s'", parsedMessage.Body)
+	}
+
+	var h xmpp.HTML
+	if ok := parsedMessage.Get(&h); !ok {
+		t.Error("could not extract HTML body")
+	}
+
+	if h.Body.InnerXML != htmlBody {
+		t.Errorf("could not extract html body: '%s'", h.Body.InnerXML)
+	}
+}