Add admittance module

admittance.js

@@ -0,0 +1,23 @@
+'use strict';
+
+var util = require('util')
+
+var permissions = {}
+
+var admittance = function (userid) {
+  return {
+    is: function (permission) {
+
+      if (util.isArray(permissions[userid]))
+        if (permissions[userid].indexOf(permission) !== -1) return true
+
+      return permissions[userid] === permission
+    }
+  }
+}
+
+admittance.load = function (permissionData) {
+  permissions = permissionData
+}
+
+module.exports = admittance