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Diffstat (limited to 'tools/addon-sdk-1.3/packages/api-utils/lib/self-e10s-adapter.js')
-rw-r--r-- | tools/addon-sdk-1.3/packages/api-utils/lib/self-e10s-adapter.js | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/tools/addon-sdk-1.3/packages/api-utils/lib/self-e10s-adapter.js b/tools/addon-sdk-1.3/packages/api-utils/lib/self-e10s-adapter.js new file mode 100644 index 0000000..5eeb2a7 --- /dev/null +++ b/tools/addon-sdk-1.3/packages/api-utils/lib/self-e10s-adapter.js @@ -0,0 +1,100 @@ +// 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); + }); + } +} |