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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