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106 lines
3.9 KiB
JavaScript
106 lines
3.9 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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function debug(aMsg) {
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//dump("-*- PermissionSettings.js: " + aMsg + "\n");
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}
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const Cc = Components.classes;
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const Ci = Components.interfaces;
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const Cu = Components.utils;
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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Cu.import("resource://gre/modules/Services.jsm");
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var cpm = Cc["@mozilla.org/childprocessmessagemanager;1"].getService(Ci.nsISyncMessageSender);
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// PermissionSettings
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const PERMISSIONSETTINGS_CONTRACTID = "@mozilla.org/permissionSettings;1";
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const PERMISSIONSETTINGS_CID = Components.ID("{18390770-02ab-11e2-a21f-0800200c9a66}");
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const nsIDOMPermissionSettings = Ci.nsIDOMPermissionSettings;
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function PermissionSettings()
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{
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debug("Constructor");
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}
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XPCOMUtils.defineLazyServiceGetter(this,
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"permissionManager",
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"@mozilla.org/permissionmanager;1",
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"nsIPermissionManager");
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XPCOMUtils.defineLazyServiceGetter(this,
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"secMan",
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"@mozilla.org/scriptsecuritymanager;1",
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"nsIScriptSecurityManager");
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XPCOMUtils.defineLazyServiceGetter(this,
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"appsService",
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"@mozilla.org/AppsService;1",
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"nsIAppsService");
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PermissionSettings.prototype = {
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get: function get(aPermission, aManifestURL, aOrigin, aBrowserFlag) {
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debug("Get called with: " + aPermission + ", " + aManifestURL + ", " + aOrigin + ", " + aBrowserFlag);
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let uri = Services.io.newURI(aOrigin, null, null);
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let appID = appsService.getAppLocalIdByManifestURL(aManifestURL);
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let principal = secMan.getAppCodebasePrincipal(uri, appID, aBrowserFlag);
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let result = permissionManager.testExactPermissionFromPrincipal(principal, aPermission);
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switch (result)
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{
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case Ci.nsIPermissionManager.UNKNOWN_ACTION:
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return "unknown";
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case Ci.nsIPermissionManager.ALLOW_ACTION:
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return "allow";
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case Ci.nsIPermissionManager.DENY_ACTION:
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return "deny";
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case Ci.nsIPermissionManager.PROMPT_ACTION:
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return "prompt";
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default:
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dump("Unsupported PermissionSettings Action!\n");
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return "unknown";
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}
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},
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set: function set(aPermission, aValue, aManifestURL, aOrigin, aBrowserFlag) {
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debug("Set called with: " + aPermission + ", " + aManifestURL + ", " + aOrigin + ", " + aValue + ", " + aBrowserFlag);
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let action;
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cpm.sendSyncMessage("PermissionSettings:AddPermission", {
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type: aPermission,
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origin: aOrigin,
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manifestURL: aManifestURL,
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value: aValue,
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browserFlag: aBrowserFlag
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});
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},
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init: function(aWindow) {
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debug("init");
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// Set navigator.mozPermissionSettings to null.
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let perm = Services.perms.testExactPermissionFromPrincipal(aWindow.document.nodePrincipal, "permissions");
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if (!Services.prefs.getBoolPref("dom.mozPermissionSettings.enabled")
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|| perm != Ci.nsIPermissionManager.ALLOW_ACTION) {
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return null;
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}
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debug("Permission to get/set permissions granted!");
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},
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classID : PERMISSIONSETTINGS_CID,
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QueryInterface : XPCOMUtils.generateQI([nsIDOMPermissionSettings, Ci.nsIDOMGlobalPropertyInitializer]),
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classInfo : XPCOMUtils.generateCI({classID: PERMISSIONSETTINGS_CID,
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contractID: PERMISSIONSETTINGS_CONTRACTID,
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classDescription: "PermissionSettings",
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interfaces: [nsIDOMPermissionSettings],
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flags: Ci.nsIClassInfo.DOM_OBJECT})
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}
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this.NSGetFactory = XPCOMUtils.generateNSGetFactory([PermissionSettings])
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