1/*
2 * Copyright (C) 2007 Apple Inc. All rights reserved.
3 * Copyright (C) 2009-2011 Google Inc. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1.  Redistributions of source code must retain the above copyright
10 *     notice, this list of conditions and the following disclaimer.
11 * 2.  Redistributions in binary form must reproduce the above copyright
12 *     notice, this list of conditions and the following disclaimer in the
13 *     documentation and/or other materials provided with the distribution.
14 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
15 *     its contributors may be used to endorse or promote products derived
16 *     from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
19 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
21 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
22 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
25 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30#ifndef InjectedScriptManager_h
31#define InjectedScriptManager_h
32
33#include "PlatformString.h"
34#include "ScriptState.h"
35
36#include <wtf/Forward.h>
37#include <wtf/HashMap.h>
38
39namespace WebCore {
40
41class InjectedScript;
42class InjectedScriptHost;
43class InspectorObject;
44class ScriptObject;
45
46class InjectedScriptManager {
47    WTF_MAKE_NONCOPYABLE(InjectedScriptManager);
48public:
49    static PassOwnPtr<InjectedScriptManager> createForPage();
50    static PassOwnPtr<InjectedScriptManager> createForWorker();
51    ~InjectedScriptManager();
52
53    void disconnect();
54
55    InjectedScriptHost* injectedScriptHost();
56
57    pair<long, ScriptObject> injectScript(const String& source, ScriptState*);
58    InjectedScript injectedScriptFor(ScriptState*);
59    InjectedScript injectedScriptForId(long);
60    InjectedScript injectedScriptForObjectId(const String& objectId);
61    void discardInjectedScripts();
62    void releaseObjectGroup(const String& objectGroup);
63
64
65private:
66    typedef bool (*InspectedStateAccessCheck)(ScriptState*);
67    explicit InjectedScriptManager(InspectedStateAccessCheck);
68
69    String injectedScriptSource();
70    ScriptObject createInjectedScript(const String& source, ScriptState*, long id);
71    void discardInjectedScript(ScriptState*);
72
73    static bool canAccessInspectedWindow(ScriptState*);
74    static bool canAccessInspectedWorkerContext(ScriptState*);
75
76    long m_nextInjectedScriptId;
77    typedef HashMap<long, InjectedScript> IdToInjectedScriptMap;
78    IdToInjectedScriptMap m_idToInjectedScript;
79    RefPtr<InjectedScriptHost> m_injectedScriptHost;
80    InspectedStateAccessCheck m_inspectedStateAccessCheck;
81};
82
83} // namespace WebCore
84
85#endif // !defined(InjectedScriptManager_h)
86