From 176661cc07459d4fc656e711b7c85c3f1703a1d0 Mon Sep 17 00:00:00 2001
From: Kim Alvefur <zash@zash.se>
Date: Sun, 16 Oct 2016 00:36:05 +0200
Subject: util.pubsub: Factor item storage cache into a per service
 configurable option

---
 util/pubsub.lua | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

(limited to 'util/pubsub.lua')

diff --git a/util/pubsub.lua b/util/pubsub.lua
index b5cfdb6e..520d80a7 100644
--- a/util/pubsub.lua
+++ b/util/pubsub.lua
@@ -5,6 +5,7 @@ local service = {};
 local service_mt = { __index = service };
 
 local default_config = { __index = {
+	itemstore = function (config) return cache.new(tonumber(config["pubsub#max_items"])) end;
 	broadcaster = function () end;
 	get_affiliation = function () end;
 	capabilities = {};
@@ -222,7 +223,7 @@ function service:create(node, actor, options)
 		config = setmetatable(options or {}, {__index=self.node_defaults});
 		affiliations = {};
 	};
-	self.data[node] = cache.new(self.nodes[node].config["pubsub#max_items"]);
+	self.data[node] = self.config.itemstore(self.nodes[node].config);
 	self.events.fire_event("node-created", { node = node, actor = actor });
 	local ok, err = self:set_affiliation(node, true, actor, "owner");
 	if not ok then
@@ -307,7 +308,7 @@ function service:purge(node, actor, notify)
 	if not node_obj then
 		return false, "item-not-found";
 	end
-	self.data[node] = cache.new(node_obj.config["pubsub#max_items"]); -- Purge
+	self.data[node] = self.config.itemstore(self.nodes[node].config);
 	self.events.fire_event("node-purged", { node = node, actor = actor });
 	if notify then
 		self.config.broadcaster("purge", node, node_obj.subscribers);
@@ -422,7 +423,7 @@ function service:set_node_config(node, actor, new_config)
 	for k,v in pairs(new_config) do
 		node_obj.config[k] = v;
 	end
-	local new_data = cache.new(node_obj.config["pubsub#max_items"]);
+	local new_data = self.config.itemstore(self.nodes[node].config);
 	for key, value in self.data[node]:items() do
 		new_data:set(key, value);
 	end
-- 
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