diff options
Diffstat (limited to 'util/pubsub.lua')
-rw-r--r-- | util/pubsub.lua | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/util/pubsub.lua b/util/pubsub.lua deleted file mode 100644 index 811f4a15..00000000 --- a/util/pubsub.lua +++ /dev/null @@ -1,84 +0,0 @@ -module("pubsub", package.seeall); - -local service = {}; -local service_mt = { __index = service }; - -function new(cb) - return setmetatable({ cb = cb or {}, nodes = {} }, service_mt); -end - -function service:add_subscription(node, actor, jid) - local node_obj = self.nodes[node]; - if not node_obj then - return false, "item-not-found"; - end - node_obj.subscribers[jid] = true; - return true; -end - -function service:remove_subscription(node, actor, jid) - 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 - -function service:get_subscription(node, actor, jid) - local node_obj = self.nodes[node]; - if node_obj then - return node_obj.subscribers[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 = {}, data = {} }; - self.nodes[node] = node_obj; - end - 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; |