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+// While this adapter is complete, it most likely isn't very secure,
+// in that it allows the remote addon process to ask for any content
+// on the host filesystem.
+
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is Jetpack.
+ *
+ * The Initial Developer of the Original Code is Mozilla.
+ * Portions created by the Initial Developer are Copyright (C) 2007
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ * Atul Varma <atul@mozilla.com>
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+"use strict";
+
+if (this.chrome) {
+ exports.id = chrome.call("self:id");
+ exports.data = {
+ load: function(path) {
+ return chrome.call("self:load", path, new Error().stack);
+ },
+ url: function(path) {
+ return chrome.call("self:url", path, new Error().stack);
+ }
+ };
+} else {
+ // Here we basically have to reimplement the self module.
+
+ let file = require("./file");
+ let url = require("./url");
+ let traceback = require("./traceback");
+
+ let packageData = packaging.options.packageData;
+ let resourcePackages = packaging.options.resourcePackages;
+ let id = packaging.jetpackID;
+
+ function caller(stack, levels) {
+ var e = {
+ stack: stack
+ };
+ let callerInfo = traceback.fromException(e).slice(-2-levels)[0];
+ let info = url.URL(callerInfo.filename);
+ let pkgName = resourcePackages[info.host];
+ // pkgName is "my-package", suitable for lookup in options["packageData"]
+ return pkgName;
+ }
+
+ function getURL(name, stack, level) {
+ let pkgName = caller(stack, level);
+ // packageData[] = "resource://jetpack-JID-PKGNAME-data/"
+ if (pkgName in packageData)
+ return url.URL(name, packageData[pkgName]).toString();
+ throw new Error("No data for package " + pkgName);
+ }
+
+ exports.register = function(addon) {
+ addon.registerCall("self:id", function(name) {
+ return id;
+ });
+ addon.registerCall("self:name", function(name) {
+ return packaging.options.name;
+ });
+ addon.registerCall("self:load", function(name, path, stack) {
+ let data_url = getURL(path, stack, 1);
+ let fn = url.toFilename(data_url);
+ let data = file.read(fn);
+ return data;
+ });
+ addon.registerCall("self:url", function(name, path, stack) {
+ return getURL(path, stack, 1);
+ });
+ }
+}