# HG changeset patch
# User Goffi <goffi@goffi.org>
# Date 1508481849 -7200
# Node ID 5675af9057252798a616ea8a590e38309c0083ec
# Parent  4c883d1c3e811eb36673f1784b6021747793f7c4
plugin XEP-0060: added createIfNewNode method which doesn't fail in case of conflict.

diff -r 4c883d1c3e81 -r 5675af905725 src/plugins/plugin_xep_0060.py
--- a/src/plugins/plugin_xep_0060.py	Fri Oct 20 08:40:54 2017 +0200
+++ b/src/plugins/plugin_xep_0060.py	Fri Oct 20 08:44:09 2017 +0200
@@ -447,6 +447,17 @@
         """
         return client.pubsub_client.createNode(service, nodeIdentifier, options)
 
+    @defer.inlineCallbacks
+    def createIfNewNode(self, client, service, nodeIdentifier, options=None):
+        """Helper method similar to createNode, but will not fail in case of conflict"""
+        try:
+            yield self.createNode(client, service, nodeIdentifier, options)
+        except error.StanzaError as e:
+            if e.condition == 'conflict':
+                pass
+            else:
+                raise e
+
     def _getNodeConfiguration(self, service_s, nodeIdentifier, profile_key):
         client = self.host.getClient(profile_key)
         d = self.getConfiguration(client, jid.JID(service_s) if service_s else None, nodeIdentifier)