pjs/mobile/android/components/ContentPermissionPrompt.js

172 строки
6.0 KiB
JavaScript

/* ***** 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 mozilla.org code
*
* The Initial Developer of the Original Code is
* Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2011
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Gian-Carlo Pascutto <gpascutto@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 ***** */
const Ci = Components.interfaces;
const Cr = Components.results;
const Cu = Components.utils;
const Cc = Components.classes;
Cu.import("resource://gre/modules/XPCOMUtils.jsm");
Cu.import("resource://gre/modules/Services.jsm");
const kCountBeforeWeRemember = 5;
function dump(a) {
Cc["@mozilla.org/consoleservice;1"]
.getService(Ci.nsIConsoleService)
.logStringMessage(a);
}
function setPagePermission(type, uri, allow) {
let pm = Services.perms;
let contentPrefs = Services.contentPrefs;
let contentPrefName = type + ".request.remember";
if (!contentPrefs.hasPref(uri, contentPrefName))
contentPrefs.setPref(uri, contentPrefName, 0);
let count = contentPrefs.getPref(uri, contentPrefName);
if (allow == false)
count--;
else
count++;
contentPrefs.setPref(uri, contentPrefName, count);
if (count == kCountBeforeWeRemember)
pm.add(uri, type, Ci.nsIPermissionManager.ALLOW_ACTION);
else if (count == -kCountBeforeWeRemember)
pm.add(uri, type, Ci.nsIPermissionManager.DENY_ACTION);
}
const kEntities = { "geolocation": "geolocation", "desktop-notification": "desktopNotification",
"indexedDB": "offlineApps", "indexedDBQuota": "indexedDBQuota",
"openWebappsManage": "openWebappsManage" };
function ContentPermissionPrompt() {}
ContentPermissionPrompt.prototype = {
classID: Components.ID("{C6E8C44D-9F39-4AF7-BCC0-76E38A8310F5}"),
QueryInterface: XPCOMUtils.generateQI([Ci.nsIContentPermissionPrompt]),
handleExistingPermission: function handleExistingPermission(request) {
let result = Services.perms.testExactPermission(request.uri, request.type);
if (result == Ci.nsIPermissionManager.ALLOW_ACTION) {
request.allow();
return true;
}
if (result == Ci.nsIPermissionManager.DENY_ACTION) {
request.cancel();
return true;
}
return false;
},
getChromeWindow: function getChromeWindow(aWindow) {
let chromeWin = aWindow.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIWebNavigation)
.QueryInterface(Ci.nsIDocShellTreeItem)
.rootTreeItem
.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIDOMWindow)
.QueryInterface(Ci.nsIDOMChromeWindow);
return chromeWin;
},
getChromeForRequest: function getChromeForRequest(request) {
if (request.window) {
let requestingWindow = request.window.top;
return this.getChromeWindow(requestingWindow).wrappedJSObject;
}
return request.element.ownerDocument.defaultView;
},
getTabForRequest: function getTabForRequest(request) {
let chromeWin = this.getChromeForRequest(request);
if (request.window) {
let browser = chromeWin.BrowserApp.getBrowserForWindow(request.window);
let tabID = chromeWin.BrowserApp.getTabForBrowser(browser).id;
return tabID;
}
// Fix this if e10s is needed again
return null;
},
prompt: function(request) {
// returns true if the request was handled
if (this.handleExistingPermission(request))
return;
let pm = Services.perms;
let browserBundle = Services.strings.createBundle("chrome://browser/locale/browser.properties");
let entityName = kEntities[request.type];
let tabID = this.getTabForRequest(request);
let chromeWin = this.getChromeForRequest(request);
let buttons = [{
label: browserBundle.GetStringFromName(entityName + ".allow"),
accessKey: null,
callback: function(notification) {
setPagePermission(request.type, request.uri, true);
request.allow();
}
},
{
label: browserBundle.GetStringFromName(entityName + ".dontAllow"),
accessKey: null,
callback: function(notification) {
setPagePermission(request.type, request.uri, false);
request.cancel();
}
}];
let message = browserBundle.formatStringFromName(entityName + ".wantsTo",
[request.uri.host], 1);
chromeWin.NativeWindow.doorhanger.show(message,
entityName + request.uri.host,
buttons, tabID);
}
};
//module initialization
const NSGetFactory = XPCOMUtils.generateNSGetFactory([ContentPermissionPrompt]);