storagemanager, mod_storage_internal: Split out default driver to mod_storage_internal, and greatly simplify storagemanager's error handling and fallback code

author: Matthew Wild <mwild1@gmail.com>
date: Fri, 07 Jan 2011 04:22:28 +0000
child: 5033:c64b5081bfa8
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/plugins/mod_storage_internal.lua	Fri Jan 07 04:22:28 2011 +0000
@@ -0,0 +1,19 @@
+local datamanager = require "core.storagemanager".olddm;
+
+local host = module.host;
+
+local driver = { name = "internal" };
+local driver_mt = { __index = driver };
+
+function driver:open(store)
+	return setmetatable({ store = store }, driver_mt);
+end
+function driver:get(user)
+	return datamanager.load(user, host, self.store);
+end
+
+function driver:set(user, data)
+	return datamanager.store(user, host, self.store, data);
+end
+
+module:add_item("data-driver", driver);