From 2fe8489d368a371aefbfbe66e74621a8df14cdc2 Mon Sep 17 00:00:00 2001
From: fiaxh <git@mx.ax.lt>
Date: Fri, 10 Mar 2017 17:01:45 +0100
Subject: Rename vala-xmpp library to xmpp-vala

---
 xmpp-vala/src/module/stream_error.vala | 119 +++++++++++++++++++++++++++++++++
 1 file changed, 119 insertions(+)
 create mode 100644 xmpp-vala/src/module/stream_error.vala

(limited to 'xmpp-vala/src/module/stream_error.vala')

diff --git a/xmpp-vala/src/module/stream_error.vala b/xmpp-vala/src/module/stream_error.vala
new file mode 100644
index 00000000..73e2bb36
--- /dev/null
+++ b/xmpp-vala/src/module/stream_error.vala
@@ -0,0 +1,119 @@
+using Gee;
+
+using Xmpp.Core;
+
+namespace Xmpp.StreamError {
+    private const string NS_URI = "jabber:client";
+    private const string NS_ERROR = "urn:ietf:params:xml:ns:xmpp-streams";
+
+    public class Module : XmppStreamModule {
+        public const string ID = "stream_error_module";
+
+        public override void attach(XmppStream stream) {
+            stream.received_nonza.connect(on_received_nonstanza);
+        }
+
+        public override void detach(XmppStream stream) {
+            stream.received_nonza.disconnect(on_received_nonstanza);
+        }
+
+        public static Module? get_module(XmppStream stream) {
+            return (Module?) stream.get_module(NS_URI, ID);
+        }
+
+        public static void require(XmppStream stream) {
+            if (get_module(stream) == null) stream.add_module(new StreamError.Module());
+        }
+
+        public override string get_ns() { return NS_URI; }
+        public override string get_id() { return ID; }
+
+        private void on_received_nonstanza(XmppStream stream, StanzaNode node) {
+            if (node.name == "error" && node.ns_uri == "http://etherx.jabber.org/streams") {
+                stream.add_flag(generate_error_flag(node));
+            }
+        }
+
+        private Flag generate_error_flag(StanzaNode node) {
+            string? subnode_name = null;
+            ArrayList<StanzaNode> subnodes = node.sub_nodes;
+            foreach (StanzaNode subnode in subnodes) { // TODO get subnode by ns
+                if (subnode.ns_uri == "urn:ietf:params:xml:ns:xmpp-streams" && subnode.name != "text") {
+                    subnode_name = subnode.name;
+                }
+            }
+            Flag flag = new StreamError.Flag();
+            flag.error_type = subnode_name;
+            switch (subnode_name) {
+                case "bad-format":
+                case "conflict":
+                case "connection-timeout":
+                case "bad-namespace-prefix":
+                    flag.reconnection_recomendation = StreamError.Flag.Reconnect.NOW;
+                    break;
+                case "host-gone":
+                case "host-unknown":
+                    flag.reconnection_recomendation = StreamError.Flag.Reconnect.LATER;
+                    break;
+                case "improper-addressing":
+                case "internal-server-error":
+                case "invalid-from":
+                case "invalid-namespace":
+                case "invalid-xml":
+                case "not-authorized":
+                case "not-well-formed":
+                case "policy-violation":
+                case "remote-connection-failed":
+                case "reset":
+                    flag.reconnection_recomendation = StreamError.Flag.Reconnect.NOW;
+                    break;
+                case "resource-constraint":
+                    flag.reconnection_recomendation = StreamError.Flag.Reconnect.LATER;
+                    break;
+                case "restricted-xml":
+                    flag.reconnection_recomendation = StreamError.Flag.Reconnect.NOW;
+                    break;
+                case "see-other-host":
+                case "system-shutdown":
+                    flag.reconnection_recomendation = StreamError.Flag.Reconnect.LATER;
+                    break;
+                case "undefined-condition":
+                case "unsupported-encoding":
+                case "unsupported-feature":
+                case "unsupported-stanza-type":
+                case "unsupported-version":
+                    flag.reconnection_recomendation = StreamError.Flag.Reconnect.NOW;
+                    break;
+            }
+
+            if (subnode_name == "conflict") flag.resource_rejected = true;
+            return flag;
+        }
+    }
+
+    public class Flag : XmppStreamFlag {
+        public const string ID = "stream_error";
+
+        public enum Reconnect {
+            UNKNOWN,
+            NOW,
+            LATER,
+            NEVER
+        }
+
+        public string? error_type;
+        public Reconnect reconnection_recomendation = Reconnect.UNKNOWN;
+        public bool resource_rejected = false;
+
+        public static Flag? get_flag(XmppStream stream) {
+            return (Flag?) stream.get_flag(NS_URI, ID);
+        }
+
+        public static bool has_flag(XmppStream stream) {
+            return get_flag(stream) != null;
+        }
+
+        public override string get_ns() { return NS_URI; }
+        public override string get_id() { return ID; }
+    }
+}
-- 
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