LCOV - code coverage report
Current view: directory - embedding/browser/webBrowser - nsWebBrowserContentPolicy.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 32 15 46.9 %
Date: 2012-06-02 Functions: 9 8 88.9 %

       1                 : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
       2                 :  * vim: ft=cpp tw=78 sw=4 et ts=8
       3                 :  *
       4                 :  * ***** BEGIN LICENSE BLOCK *****
       5                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       6                 :  *
       7                 :  * The contents of this file are subject to the Mozilla Public License Version
       8                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       9                 :  * the License. You may obtain a copy of the License at
      10                 :  * http://www.mozilla.org/MPL/
      11                 :  *
      12                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      13                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      14                 :  * for the specific language governing rights and limitations under the
      15                 :  * License.
      16                 :  *
      17                 :  * The Original Code is embedding content-control code.
      18                 :  *
      19                 :  * The Initial Developer of the Original Code is
      20                 :  * Mike Shaver.
      21                 :  * Portions created by the Initial Developer are Copyright (C) 2001
      22                 :  * the Initial Developer. All Rights Reserved.
      23                 :  *
      24                 :  * Contributor(s):
      25                 :  *
      26                 :  * Alternatively, the contents of this file may be used under the terms of
      27                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      28                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      29                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      30                 :  * of those above. If you wish to allow use of your version of this file only
      31                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      32                 :  * use your version of this file under the terms of the MPL, indicate your
      33                 :  * decision by deleting the provisions above and replace them with the notice
      34                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      35                 :  * the provisions above, a recipient may use your version of this file under
      36                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      37                 :  *
      38                 :  * ***** END LICENSE BLOCK ***** */
      39                 : 
      40                 : #include "nsWebBrowserContentPolicy.h"
      41                 : #include "nsIDocShell.h"
      42                 : #include "nsCOMPtr.h"
      43                 : #include "nsContentPolicyUtils.h"
      44                 : 
      45               3 : nsWebBrowserContentPolicy::nsWebBrowserContentPolicy()
      46                 : {
      47               3 :     MOZ_COUNT_CTOR(nsWebBrowserContentPolicy);
      48               3 : }
      49                 : 
      50               6 : nsWebBrowserContentPolicy::~nsWebBrowserContentPolicy()
      51                 : {
      52               3 :     MOZ_COUNT_DTOR(nsWebBrowserContentPolicy);
      53              12 : }
      54                 : 
      55              33 : NS_IMPL_ISUPPORTS1(nsWebBrowserContentPolicy, nsIContentPolicy)
      56                 : 
      57                 : static nsresult
      58              10 : PerformPolicyCheck(PRUint32     contentType,
      59                 :                    nsISupports *requestingContext,
      60                 :                    PRInt16     *decision)
      61                 : {
      62              10 :     NS_PRECONDITION(decision, "Null out param");
      63                 : 
      64              10 :     *decision = nsIContentPolicy::ACCEPT;
      65                 : 
      66              10 :     nsIDocShell *shell = NS_CP_GetDocShellFromContext(requestingContext);
      67                 :     /* We're going to dereference shell, so make sure it isn't null */
      68              10 :     if (!shell)
      69              10 :         return NS_OK;
      70                 : 
      71                 :     nsresult rv;
      72               0 :     bool allowed = true;
      73                 : 
      74               0 :     switch (contentType) {
      75                 :       case nsIContentPolicy::TYPE_OBJECT:
      76               0 :         rv = shell->GetAllowPlugins(&allowed);
      77               0 :         break;
      78                 :       case nsIContentPolicy::TYPE_SCRIPT:
      79               0 :         rv = shell->GetAllowJavascript(&allowed);
      80               0 :         break;
      81                 :       case nsIContentPolicy::TYPE_SUBDOCUMENT:
      82               0 :         rv = shell->GetAllowSubframes(&allowed);
      83               0 :         break;
      84                 : #if 0
      85                 :       /* XXXtw: commented out in old code; add during conpol phase 2 */
      86                 :       case nsIContentPolicy::TYPE_REFRESH:
      87                 :         rv = shell->GetAllowMetaRedirects(&allowed); /* meta _refresh_ */
      88                 :         break;
      89                 : #endif
      90                 :       case nsIContentPolicy::TYPE_IMAGE:
      91               0 :         rv = shell->GetAllowImages(&allowed);
      92               0 :         break;
      93                 :       default:
      94               0 :         return NS_OK;
      95                 :     }
      96                 : 
      97               0 :     if (NS_SUCCEEDED(rv) && !allowed) {
      98               0 :         *decision = nsIContentPolicy::REJECT_TYPE;
      99                 :     }
     100               0 :     return rv;
     101                 : }
     102                 : 
     103                 : NS_IMETHODIMP
     104              10 : nsWebBrowserContentPolicy::ShouldLoad(PRUint32          contentType,
     105                 :                                       nsIURI           *contentLocation,
     106                 :                                       nsIURI           *requestingLocation,
     107                 :                                       nsISupports      *requestingContext,
     108                 :                                       const nsACString &mimeGuess,
     109                 :                                       nsISupports      *extra,
     110                 :                                       PRInt16          *shouldLoad)
     111                 : {
     112              10 :     return PerformPolicyCheck(contentType, requestingContext, shouldLoad);
     113                 : }
     114                 : 
     115                 : NS_IMETHODIMP
     116               0 : nsWebBrowserContentPolicy::ShouldProcess(PRUint32          contentType,
     117                 :                                          nsIURI           *contentLocation,
     118                 :                                          nsIURI           *requestingLocation,
     119                 :                                          nsISupports      *requestingContext,
     120                 :                                          const nsACString &mimeGuess,
     121                 :                                          nsISupports      *extra,
     122                 :                                          PRInt16          *shouldProcess)
     123                 : {
     124               0 :     *shouldProcess = nsIContentPolicy::ACCEPT;
     125               0 :     return NS_OK;
     126                 :     //LATER:
     127                 :     //  return PerformPolicyCheck(contentType, requestingContext, shouldProcess);
     128                 : }

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