util.stanza: Iterate on childtags instead of all childs.

[prosody.git] / util / pubsub.lua

diff --git a/util/pubsub.lua b/util/pubsub.lua
index 22a29c18a1fd74d5694c379205093016f6d3c625..811f4a154c3ddbb25ef73183fc9020efcc9cf48e 100644 (file)
--- a/util/pubsub.lua
+++ b/util/pubsub.lua
@@ -17,7 +17,14 @@ function service:add_subscription(node, actor, jid)
 end
 
 function service:remove_subscription(node, actor, jid)
-       self.nodes[node].subscribers[jid] = nil;
+       local node_obj = self.nodes[node];
+       if not node_obj then
+               return false, "item-not-found";
+       end
+       if not node_obj.subscribers[jid] then
+               return false, "not-subscribed";
+       end
+       node_obj.subscribers[jid] = nil;
        return true;
 end
 
@@ -28,15 +35,50 @@ function service:get_subscription(node, actor, jid)
        end
 end
 
+function service:create(node, actor)
+       if not self.nodes[node] then
+               self.nodes[node] = { name = node, subscribers = {}, config = {}, data = {} };
+               return true;
+       end
+       return false, "conflict";
+end
+
 function service:publish(node, actor, id, item)
        local node_obj = self.nodes[node];
        if not node_obj then
-               node_obj = { name = node, subscribers = {}, config = {} };
+               node_obj = { name = node, subscribers = {}, config = {}, data = {} };
                self.nodes[node] = node_obj;
        end
-       node_obj.data = item;
+       node_obj.data[id] = item;
        self.cb.broadcaster(node, node_obj.subscribers, item);
        return true;
 end
 
+function service:retract(node, actor, id, retract)
+       local node_obj = self.nodes[node];
+       if (not node_obj) or (not node_obj.data[id]) then
+               return false, "item-not-found";
+       end
+       node_obj.data[id] = nil;
+       if retract then
+               self.cb.broadcaster(node, node_obj.subscribers, retract);
+       end
+       return true
+end
+
+function service:get(node, actor, id)
+       local node_obj = self.nodes[node];
+       if node_obj then
+               if id then
+                       return { node_obj.data[id] };
+               else
+                       return node_obj.data;
+               end
+       end
+end
+
+function service:get_nodes(actor)
+       return true, self.nodes;
+end
+
 return _M;