Initial commit

1 files changed, 70 insertions, 0 deletions

diff --git a/vala-xmpp/src/module/stanza.vala b/vala-xmpp/src/module/stanza.vala
new file mode 100644
index 00000000..f6af9623
--- /dev/null
+++ b/vala-xmpp/src/module/stanza.vala
@@ -0,0 +1,70 @@
+using Xmpp.Core;
+
+namespace Xmpp {
+
+    public class Stanza {
+
+        public const string ATTRIBUTE_FROM = "from";
+        public const string ATTRIBUTE_ID = "id";
+        public const string ATTRIBUTE_TO = "to";
+        public const string ATTRIBUTE_TYPE = "type";
+
+        public const string TYPE_ERROR = "error";
+
+        private string? my_jid;
+
+        public virtual string? from {
+            owned get {
+                string? from_attribute = stanza.get_attribute(ATTRIBUTE_FROM);
+                // "when a client receives a stanza that does not include a 'from' attribute, it MUST assume that the stanza
+                // is from the user's account on the server." (RFC6120 8.1.2.1)
+                if (from_attribute != null) return from_attribute;
+                if (my_jid != null) {
+                    string my_bare_jid = get_bare_jid(my_jid); // has to be left-side value
+                    return my_bare_jid;
+                }
+                return null;
+            }
+            set { stanza.set_attribute(ATTRIBUTE_FROM, value); }
+        }
+
+        public virtual string? id {
+            get { return stanza.get_attribute(ATTRIBUTE_ID); }
+            set { stanza.set_attribute(ATTRIBUTE_ID, value); }
+        }
+
+        public virtual string? to {
+            owned get {
+                string? to_attribute = stanza.get_attribute(ATTRIBUTE_TO);
+                // "if the stanza does not include a 'to' address then the client MUST treat it as if the 'to' address were
+                // included with a value of the client's full JID." (RFC6120 8.1.1.1)
+                return to_attribute == null ? my_jid : to_attribute;
+            }
+            set { stanza.set_attribute(ATTRIBUTE_TO, value); }
+        }
+
+        public virtual string type_ {
+            get { return stanza.get_attribute(ATTRIBUTE_TYPE); }
+            set { stanza.set_attribute(ATTRIBUTE_TYPE, value); }
+        }
+
+        public StanzaNode stanza;
+
+        public Stanza.incoming(StanzaNode stanza, string? my_jid) {
+            this.stanza = stanza;
+            this.my_jid = my_jid;
+        }
+
+        public Stanza.outgoing(StanzaNode stanza) {
+            this.stanza = stanza;
+        }
+
+        public bool is_error() {
+            return type_ == TYPE_ERROR;
+        }
+
+        public ErrorStanza? get_error() {
+            return new ErrorStanza.from_stanza(this.stanza);
+        }
+    }
+}
\ No newline at end of file