The Tor Browser: mobile/android/components/ContentPermissionPrompt.js@6474c204b198 (annotated)

mobile/android/components/ContentPermissionPrompt.js@6474c204b198 (annotated)

mobile/android/components/ContentPermissionPrompt.js

Wed, 31 Dec 2014 06:09:35 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 06:09:35 +0100
changeset 0: 6474c204b198
permissions: -rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 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 kEntities = { "geolocation": "geolocation",
                     "desktop-notification": "desktopNotification",
                     "contacts": "contacts" };
 function ContentPermissionPrompt() {}
 ContentPermissionPrompt.prototype = {
   classID: Components.ID("{C6E8C44D-9F39-4AF7-BCC0-76E38A8310F5}"),
   QueryInterface: XPCOMUtils.generateQI([Ci.nsIContentPermissionPrompt]),
   handleExistingPermission: function handleExistingPermission(request, type, isApp) {
     let result = Services.perms.testExactPermissionFromPrincipal(request.principal, type);
     if (result == Ci.nsIPermissionManager.ALLOW_ACTION) {
       request.allow();
       return true;
     }
     if (result == Ci.nsIPermissionManager.DENY_ACTION) {
       request.cancel();
       return true;
     }
     if (isApp && (result == Ci.nsIPermissionManager.UNKNOWN_ACTION && !!kEntities[type])) {
       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;
   },
   prompt: function(request) {
     let isApp = request.principal.appId !== Ci.nsIScriptSecurityManager.NO_APP_ID && request.principal.appId !== Ci.nsIScriptSecurityManager.UNKNOWN_APP_ID;
     // Only allow exactly one permission rquest here.
     let types = request.types.QueryInterface(Ci.nsIArray);
     if (types.length != 1) {
       request.cancel();
       return;
     }
     let perm = types.queryElementAt(0, Ci.nsIContentPermissionType);
     // Returns true if the request was handled
     if (this.handleExistingPermission(request, perm.type, isApp))
        return;
     let chromeWin = this.getChromeForRequest(request);
     let tab = chromeWin.BrowserApp.getTabForWindow(request.window.top);
     if (!tab)
       return;
     let browserBundle = Services.strings.createBundle("chrome://browser/locale/browser.properties");
     let entityName = kEntities[perm.type];
     let buttons = [{
       label: browserBundle.GetStringFromName(entityName + ".allow"),
       callback: function(aChecked) {
         // If the user checked "Don't ask again", make a permanent exception
         if (aChecked) {
           Services.perms.addFromPrincipal(request.principal, perm.type, Ci.nsIPermissionManager.ALLOW_ACTION);
         } else if (isApp || entityName == "desktopNotification") {
           // Otherwise allow the permission for the current session (if the request comes from an app or if it's a desktop-notification request)
           Services.perms.addFromPrincipal(request.principal, perm.type, Ci.nsIPermissionManager.ALLOW_ACTION, Ci.nsIPermissionManager.EXPIRE_SESSION);
         }
         request.allow();
       }
     },
     {
       label: browserBundle.GetStringFromName(entityName + ".dontAllow"),
       callback: function(aChecked) {
         // If the user checked "Don't ask again", make a permanent exception
         if (aChecked)
           Services.perms.addFromPrincipal(request.principal, perm.type, Ci.nsIPermissionManager.DENY_ACTION);
         request.cancel();
       }
     }];
     let requestor = chromeWin.BrowserApp.manifest ? "'" + chromeWin.BrowserApp.manifest.name + "'" : request.principal.URI.host;
     let message = browserBundle.formatStringFromName(entityName + ".ask", [requestor], 1);
     let options = { checkbox: browserBundle.GetStringFromName(entityName + ".dontAskAgain") };
     chromeWin.NativeWindow.doorhanger.show(message, entityName + request.principal.URI.host, buttons, tab.id, options);
   }
 };
 //module initialization
 this.NSGetFactory = XPCOMUtils.generateNSGetFactory([ContentPermissionPrompt]);