Caps: Add hash_method property

gajim/common/caps_cache.py

@@ -111,6 +111,10 @@ def __init__(self, caps_hash, node):
         self._node = node
         self._hash_method = None
 
+    @property
+    def hash_method(self):
+        return self._hash_method
+
     def get_discover_strategy(self):
         return self._discover
 

gajim/common/modules/caps.py

@@ -40,7 +40,8 @@ def __init__(self, con):
         ]
 
         self._capscache = caps_cache.capscache
-        self._create_suitable_client_caps = caps_cache.create_suitable_client_caps
+        self._create_suitable_client_caps = \
+            caps_cache.create_suitable_client_caps
 
     def _entity_caps(self, _con, _stanza, properties):
         if properties.type.is_error or properties.type.is_unavailable:
@@ -63,7 +64,7 @@ def _entity_caps(self, _con, _stanza, properties):
             node, caps_hash, hash_method, jid)
 
         # Type is None means 'available'
-        if properties.type.is_available and client_caps._hash_method == 'no':
+        if properties.type.is_available and client_caps.hash_method == 'no':
             self._capscache.forget_caps(client_caps)
             client_caps = self._create_suitable_client_caps(
                 node, caps_hash, hash_method)