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1 /*
2  * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
3  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
4  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  *
10  * 1.  Redistributions of source code must retain the above copyright
11  *     notice, this list of conditions and the following disclaimer.
12  * 2.  Redistributions in binary form must reproduce the above copyright
13  *     notice, this list of conditions and the following disclaimer in the
14  *     documentation and/or other materials provided with the distribution.
15  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
16  *     its contributors may be used to endorse or promote products derived
17  *     from this software without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
20  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
21  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
22  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
23  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
26  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  */
30 
31 #include "config.h"
32 #include "PolicyCallback.h"
33 
34 #include "FormState.h"
35 #include "Frame.h"
36 #include "FrameLoader.h"
37 #include "HTMLFormElement.h"
38 
39 namespace WebCore {
40 
PolicyCallback()41 PolicyCallback::PolicyCallback()
42     : m_navigationFunction(0)
43     , m_newWindowFunction(0)
44     , m_contentFunction(0)
45     , m_argument(0)
46 {
47 }
48 
~PolicyCallback()49 PolicyCallback::~PolicyCallback()
50 {
51 }
52 
clear()53 void PolicyCallback::clear()
54 {
55     clearRequest();
56     m_navigationFunction = 0;
57     m_newWindowFunction = 0;
58     m_contentFunction = 0;
59 }
60 
set(const ResourceRequest & request,PassRefPtr<FormState> formState,NavigationPolicyDecisionFunction function,void * argument)61 void PolicyCallback::set(const ResourceRequest& request, PassRefPtr<FormState> formState,
62     NavigationPolicyDecisionFunction function, void* argument)
63 {
64     m_request = request;
65     m_formState = formState;
66     m_frameName = String();
67 
68     m_navigationFunction = function;
69     m_newWindowFunction = 0;
70     m_contentFunction = 0;
71     m_argument = argument;
72 }
73 
set(const ResourceRequest & request,PassRefPtr<FormState> formState,const String & frameName,const NavigationAction & navigationAction,NewWindowPolicyDecisionFunction function,void * argument)74 void PolicyCallback::set(const ResourceRequest& request, PassRefPtr<FormState> formState,
75     const String& frameName, const NavigationAction& navigationAction, NewWindowPolicyDecisionFunction function, void* argument)
76 {
77     m_request = request;
78     m_formState = formState;
79     m_frameName = frameName;
80     m_navigationAction = navigationAction;
81 
82     m_navigationFunction = 0;
83     m_newWindowFunction = function;
84     m_contentFunction = 0;
85     m_argument = argument;
86 }
87 
set(ContentPolicyDecisionFunction function,void * argument)88 void PolicyCallback::set(ContentPolicyDecisionFunction function, void* argument)
89 {
90     m_request = ResourceRequest();
91     m_formState = 0;
92     m_frameName = String();
93 
94     m_navigationFunction = 0;
95     m_newWindowFunction = 0;
96     m_contentFunction = function;
97     m_argument = argument;
98 }
99 
call(bool shouldContinue)100 void PolicyCallback::call(bool shouldContinue)
101 {
102     if (m_navigationFunction)
103         m_navigationFunction(m_argument, m_request, m_formState.get(), shouldContinue);
104     if (m_newWindowFunction)
105         m_newWindowFunction(m_argument, m_request, m_formState.get(), m_frameName, m_navigationAction, shouldContinue);
106     ASSERT(!m_contentFunction);
107 }
108 
call(PolicyAction action)109 void PolicyCallback::call(PolicyAction action)
110 {
111     ASSERT(!m_navigationFunction);
112     ASSERT(!m_newWindowFunction);
113     ASSERT(m_contentFunction);
114     m_contentFunction(m_argument, action);
115 }
116 
clearRequest()117 void PolicyCallback::clearRequest()
118 {
119     m_request = ResourceRequest();
120     m_formState = 0;
121     m_frameName = String();
122 }
123 
cancel()124 void PolicyCallback::cancel()
125 {
126     clearRequest();
127     if (m_navigationFunction)
128         m_navigationFunction(m_argument, m_request, m_formState.get(), false);
129     if (m_newWindowFunction)
130         m_newWindowFunction(m_argument, m_request, m_formState.get(), m_frameName, m_navigationAction, false);
131     if (m_contentFunction)
132         m_contentFunction(m_argument, PolicyIgnore);
133 }
134 
135 } // namespace WebCore
136