1 files changed, 49 insertions, 0 deletions
diff --git a/xmpp/extensions/extensions.go b/xmpp/extensions/extensions.go
new file mode 100644
index 0000000..ec94837
--- /dev/null
+++ b/xmpp/extensions/extensions.go
@@ -0,0 +1,49 @@
+package extensions
+
+import (
+	"encoding/xml"
+
+	"gosrc.io/xmpp/stanza"
+)
+
+// PresenceNickExtension is from XEP-0172
+type PresenceNickExtension struct {
+	XMLName xml.Name `xml:"http://jabber.org/protocol/nick nick"`
+	Text    string   `xml:",chardata"`
+}
+
+// PresenceXVCardUpdateExtension is from XEP-0153
+type PresenceXVCardUpdateExtension struct {
+	XMLName xml.Name `xml:"vcard-temp:x:update x"`
+	Photo   PresenceXVCardUpdatePhoto
+}
+
+// PresenceXVCardUpdatePhoto is from XEP-0153
+type PresenceXVCardUpdatePhoto struct {
+	XMLName xml.Name `xml:"photo"`
+	Text    string   `xml:",chardata"`
+}
+
+// Namespace is a namespace!
+func (c PresenceNickExtension) Namespace() string {
+	return c.XMLName.Space
+}
+
+// Namespace is a namespace!
+func (c PresenceXVCardUpdateExtension) Namespace() string {
+	return c.XMLName.Space
+}
+
+func init() {
+	// presence nick
+	stanza.TypeRegistry.MapExtension(stanza.PKTPresence, xml.Name{
+		"http://jabber.org/protocol/nick",
+		"nick",
+	}, PresenceNickExtension{})
+
+	// presence vcard update
+	stanza.TypeRegistry.MapExtension(stanza.PKTPresence, xml.Name{
+		"vcard-temp:x:update",
+		"x",
+	}, PresenceXVCardUpdateExtension{})
+}