Add file PyProject;

Support display of a single pubsub node item;
Update document README;
Modularize code;

jabbercard/xmpp/xep_0060.py

@@ -0,0 +1,69 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+
+from asyncio import TimeoutError
+from slixmpp.exceptions import IqError, IqTimeout, PresenceError
+
+class XmppXep0060:
+    
+    async def get_node_items(self, jid_bare, node_name, item_ids=None, max_items=None):
+        try:
+            error = False
+            condition = text = ''
+            if max_items:
+                iq = await self['xep_0060'].get_items(
+                    jid_bare, node_name, timeout=5)
+                it = self['xep_0060'].get_items(
+                    jid_bare, node_name, timeout=5, max_items=max_items, iterator=True)
+                q = rsm.Iq()
+                q['to'] = jid_bare
+                q['disco_items']['node'] = node_name
+                async for item in rsm.ResultIterator(q, 'disco_items', '10'):
+                    print(item['disco_items']['items'])
+
+            else:
+                iq = await self['xep_0060'].get_items(
+                    jid_bare, node_name, timeout=5, item_ids=item_ids)
+            result = iq
+        except (IqError, IqTimeout) as e:
+            error = True
+            iq = ''
+            condition = e.iq['error']['condition']
+            text = e.iq['error']['text']
+            if not text:
+                if condition:
+                    text = 'Could not retrieve node items'
+                else:
+                    text = 'Unknown Error'
+        result = {
+            'error' : error,
+            'condition' : condition,
+            'text' : text,
+            'iq' : iq}
+        return result
+
+    async def get_node_item_ids(self, jid_bare, node_name):
+        try:
+            error = False
+            condition = text = ''
+            iq = await self['xep_0030'].get_items(
+                jid_bare, node_name)
+            # Broken. See https://codeberg.org/poezio/slixmpp/issues/3548
+            #iq = await self['xep_0060'].get_item_ids(
+            #    jid_bare, node_name, timeout=5)
+        except (IqError, IqTimeout) as e:
+            error = True
+            iq = ''
+            condition = e.iq['error']['condition']
+            text = e.iq['error']['text']
+            if not text:
+                if condition:
+                    text = 'Could not retrieve node item IDs'
+                else:
+                    text = 'Unknown Error'
+        result = {
+            'error' : error,
+            'condition' : condition,
+            'text' : text,
+            'iq' : iq}
+        return result