michael@0: /* Any copyright is dedicated to the Public Domain.
michael@0:    http://creativecommons.org/publicdomain/zero/1.0/ */
michael@0: 
michael@0: "use strict";
michael@0: 
michael@0: const {classes: Cc, interfaces: Ci, utils: Cu, results: Cr} = Components;
michael@0: 
michael@0: let subscriptLoader = Cc["@mozilla.org/moz/jssubscript-loader;1"]
michael@0:                         .getService(Ci.mozIJSSubScriptLoader);
michael@0: 
michael@0: /**
michael@0:  * Start a new payment module.
michael@0:  *
michael@0:  * @param custom_ns
michael@0:  *        Namespace with symbols to be injected into the new payment module
michael@0:  *        namespace.
michael@0:  *
michael@0:  * @return an object that represents the payment module's namespace.
michael@0:  */
michael@0: function newPaymentModule(custom_ns) {
michael@0:   let payment_ns = {
michael@0:     importScripts: function fakeImportScripts() {
michael@0:       Array.slice(arguments).forEach(function (script) {
michael@0:         subscriptLoader.loadSubScript("resource://gre/modules/" + script, this);
michael@0:       }, this);
michael@0:     },
michael@0:   };
michael@0: 
michael@0:   // Copy the custom definitions over.
michael@0:   for (let key in custom_ns) {
michael@0:     payment_ns[key] = custom_ns[key];
michael@0:   }
michael@0: 
michael@0:   // Load the payment module itself.
michael@0:   payment_ns.importScripts("Payment.jsm");
michael@0: 
michael@0:   return payment_ns;
michael@0: }