Fix and improve stateless file-sharing

1 files changed, 19 insertions, 0 deletions

diff --git a/xmpp-vala/src/module/xep/0104_http_scheme_url_data.vala b/xmpp-vala/src/module/xep/0104_http_scheme_url_data.vala
new file mode 100644
index 00000000..b177a1ef
--- /dev/null
+++ b/xmpp-vala/src/module/xep/0104_http_scheme_url_data.vala
@@ -0,0 +1,19 @@
+using Xmpp;
+
+namespace Xmpp.Xep.HttpSchemeForUrlData {
+    public const string NS_URI = "http://jabber.org/protocol/url-data";
+
+    // If there are multiple URLs, this will only return the first one
+    public static string? get_url(StanzaNode node) {
+        StanzaNode? url_data_node = node.get_subnode("url-data", NS_URI);
+        if (url_data_node == null) return null;
+
+        return url_data_node.get_attribute("target");
+    }
+
+    public static StanzaNode to_stanza_node(string url) {
+        return new StanzaNode.build("url-data", NS_URI).add_self_xmlns()
+                .put_attribute("target", url, NS_URI);
+
+    }
+}
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