-// Copyright (c) 2011 by Kris Maglione <maglione.k@gmail.com>
+// Copyright (c) 2011-2012 Kris Maglione <maglione.k@gmail.com>
//
// This work is licensed for reuse under an MIT license. Details are
// given in the LICENSE.txt file included with this file.
-/* use strict */
+"use strict";
-try {
+var EXPORTED_SYMBOLS = ["require"];
-let { classes: Cc, interfaces: Ci, results: Cr, utils: Cu } = Components;
+// Deal with cross-compartment XML passing issues.
+function create(proto) Object.create(proto);
+this["import"] = function import_(obj) {
+ let res = {};
+ for each (let key in Object.getOwnPropertyNames(obj))
+ Object.defineProperty(res, key, Object.getOwnPropertyDescriptor(obj, key));
+ return res;
+}
-var EXPORTED_SYMBOLS = ["JSMLoader"];
+// Deal with subScriptLoader prepending crap to loaded URLs
+Components.utils.import("resource://gre/modules/Services.jsm");
+function loadSubScript() Services.scriptloader.loadSubScript.apply(null, arguments);
-var BOOTSTRAP_CONTRACT = "@dactyl.googlecode.com/base/bootstrap";
-var JSMLoader = BOOTSTRAP_CONTRACT in Components.classes &&
- Components.classes[BOOTSTRAP_CONTRACT].getService().wrappedJSObject.loader;
-
-if (JSMLoader && JSMLoader.bump === 6)
- JSMLoader.global = this;
-else
- JSMLoader = {
- bump: 6,
-
- builtin: Cu.Sandbox(this),
-
- canonical: {},
-
- factories: [],
-
- name: "dactyl",
-
- global: this,
-
- globals: JSMLoader ? JSMLoader.globals : {},
-
- io: Cc["@mozilla.org/network/io-service;1"].getService(Ci.nsIIOService),
-
- loader: Cc["@mozilla.org/moz/jssubscript-loader;1"].getService(Ci.mozIJSSubScriptLoader),
-
- manager: Components.manager.QueryInterface(Ci.nsIComponentRegistrar),
-
- modules: JSMLoader && JSMLoader.modules || {},
-
- stale: JSMLoader ? JSMLoader.stale : {},
-
- suffix: "",
-
- times: {
- all: 0,
- add: function add(major, minor, delta) {
- this.all += delta;
-
- this[major] = (this[major] || 0) + delta;
- if (minor) {
- minor = ":" + minor;
- this[minor] = (this[minor] || 0) + delta;
- this[major + minor] = (this[major + minor] || 0) + delta;
- }
- },
- clear: function clear() {
- for (let key in this)
- if (typeof this[key] !== "number")
- delete this[key];
- }
- },
-
- init: function init(suffix) {
- this.initialized = true;
- this.suffix = suffix || "";
-
- let base = this.load("base.jsm", this.global);
- this.global.EXPORTED_SYMBOLS = base.EXPORTED_SYMBOLS;
- this.global.JSMLoader = this;
- base.JSMLoader = this;
- },
-
- getTarget: function getTarget(url) {
- if (url.indexOf(":") === -1)
- url = "resource://dactyl" + this.suffix + "/" + url;
-
- let chan = this.io.newChannel(url, null, null);
- chan.cancel(Cr.NS_BINDING_ABORTED);
- return chan.name;
- },
-
- load: function load(name, target) {
- let url = name;
- if (url.indexOf(":") === -1)
- url = "resource://dactyl" + this.suffix + "/" + url;
- let targetURL = this.getTarget(url);
-
- let stale = this.stale[name] || this.stale[targetURL];
- if (stale) {
- delete this.stale[name];
- delete this.stale[targetURL];
-
- let loadURL = url.replace(RegExp("^(resource://dactyl)/"), "$1" + this.suffix + "/");
-
- let global = this.globals[name];
- if (stale === targetURL)
- this.loadSubScript(loadURL, global.global || global);
- }
-
- try {
- let now = Date.now();
- this.modules[url] = true;
- let global = Cu.import(url, target);
-
- if (!(name in this.globals))
- this.times.add("require", name, Date.now() - now);
-
- return this.globals[name] = global;
- }
- catch (e) {
- dump("Importing " + url + ": " + e + "\n" + (e.stack || Error().stack));
- throw e;
- }
- },
-
- loadSubScript: function loadSubScript(script) {
- let now = Date.now();
- this.loader.loadSubScript.apply(this.loader, arguments);
- this.times.add("loadSubScript", script, Date.now() - now);
- },
-
- cleanup: function unregister() {
- for each (let factory in this.factories)
- this.manager.unregisterFactory(factory.classID, factory);
- this.factories = {};
- },
-
- purge: function purge() {
- dump("dactyl: JSMLoader: purge\n");
-
- this.bootstrap = null;
-
- if (Cu.unload) {
- Object.keys(this.modules).reverse().forEach(function (url) {
- try {
- Cu.unload(url);
- }
- catch (e) {
- Cu.reportError(e);
- }
- });
- }
- else {
- for (let [url, global] in Iterator(this.globals)) {
- if (url === "bootstrap.jsm" || url === "resource://dactyl/bootstrap.jsm")
- continue;
-
- let target = this.getTarget(url);
- this.stale[url] = target;
- this.stale[target] = target;
-
- for each (let prop in Object.getOwnPropertyNames(global))
- try {
- if (!(prop in this.builtin) &&
- ["JSMLoader", "Set", "set", "EXPORTED_SYMBOLS"].indexOf(prop) < 0 &&
- !global.__lookupGetter__(prop))
- global[prop] = undefined;
- }
- catch (e) {
- dump("Deleting property " + prop + " on " + url + ":\n " + e + "\n");
- Cu.reportError(e);
- }
- }
- }
- },
-
- Factory: function Factory(clas) ({
- __proto__: clas.prototype,
-
- createInstance: function (outer, iid) {
- try {
- if (outer != null)
- throw Cr.NS_ERROR_NO_AGGREGATION;
- if (!clas.instance)
- clas.instance = new clas();
- return clas.instance.QueryInterface(iid);
- }
- catch (e) {
- Cu.reportError(e);
- throw e;
- }
- }
- }),
-
- registerFactory: function registerFactory(factory) {
- if (Set.has(this.factories, factory.contractID))
- this.manager.unregisterFactory(this.factories[factory.contractID].classID,
- this.factories[factory.contractID]);
-
- this.manager.registerFactory(factory.classID,
- String(factory.classID),
- factory.contractID,
- factory);
- this.factories[factory.contractID] = factory;
- }
- };
-
-}catch(e){ dump(e + "\n" + (e.stack || Error().stack)); Components.utils.reportError(e) }
-
-// vim: set fdm=marker sw=4 sts=4 et ft=javascript:
projects / dactyl.git / blobdiff