1/*
2 * Copyright (C) 2010 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 *     * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *     * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 *     * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#ifndef InjectedScript_h
32#define InjectedScript_h
33
34#include "InjectedScriptManager.h"
35#include "ScriptObject.h"
36#include <wtf/Forward.h>
37#include <wtf/Noncopyable.h>
38#include <wtf/PassRefPtr.h>
39#include <wtf/RefPtr.h>
40
41namespace WebCore {
42
43class InspectorArray;
44class InspectorObject;
45class InspectorValue;
46class Node;
47class ScriptFunctionCall;
48
49typedef String ErrorString;
50
51class InjectedScript {
52public:
53    InjectedScript();
54    ~InjectedScript() { }
55
56    bool hasNoValue() const { return m_injectedScriptObject.hasNoValue(); }
57
58    void evaluate(ErrorString*, const String& expression, const String& objectGroup, bool includeCommandLineAPI, RefPtr<InspectorObject>* result);
59    void evaluateOn(ErrorString*, const String& objectId, const String& expression, RefPtr<InspectorObject>* result);
60    void evaluateOnCallFrame(ErrorString*, const String& callFrameId, const String& expression, const String& objectGroup, bool includeCommandLineAPI, RefPtr<InspectorObject>* result);
61    void getProperties(ErrorString*, const String& objectId, bool ignoreHasOwnProperty, RefPtr<InspectorArray>* result);
62    Node* nodeForObjectId(const String& objectId);
63    void setPropertyValue(ErrorString*, const String& objectId, const String& propertyName, const String& expression);
64    void releaseObject(const String& objectId);
65
66#if ENABLE(JAVASCRIPT_DEBUGGER)
67    PassRefPtr<InspectorArray> callFrames();
68#endif
69
70    PassRefPtr<InspectorObject> wrapObject(ScriptValue, const String& groupName);
71    PassRefPtr<InspectorObject> wrapNode(Node*);
72    void inspectNode(Node*);
73    void releaseObjectGroup(const String&);
74    ScriptState* scriptState() const { return m_injectedScriptObject.scriptState(); }
75
76private:
77    friend InjectedScript InjectedScriptManager::injectedScriptFor(ScriptState*);
78    typedef bool (*InspectedStateAccessCheck)(ScriptState*);
79    InjectedScript(ScriptObject, InspectedStateAccessCheck);
80
81    bool canAccessInspectedWindow();
82    void makeCall(ScriptFunctionCall&, RefPtr<InspectorValue>* result);
83    void makeObjectCall(ErrorString*, ScriptFunctionCall&, RefPtr<InspectorObject>* result);
84    ScriptValue nodeAsScriptValue(Node*);
85
86    ScriptObject m_injectedScriptObject;
87    InspectedStateAccessCheck m_inspectedStateAccessCheck;
88};
89
90} // namespace WebCore
91
92#endif
93