1 /*
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3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are
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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.
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16  * this software without specific prior written permission.
17  *
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19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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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 
41 namespace WebCore {
42 
43 class InspectorArray;
44 class InspectorObject;
45 class InspectorValue;
46 class Node;
47 class ScriptFunctionCall;
48 
49 typedef String ErrorString;
50 
51 class InjectedScript {
52 public:
53     InjectedScript();
~InjectedScript()54     ~InjectedScript() { }
55 
hasNoValue()56     bool hasNoValue() const { return m_injectedScriptObject.hasNoValue(); }
57 
58     void evaluate(ErrorString*, const String& expression, const String& objectGroup, bool includeCommandLineAPI, RefPtr<InspectorObject>* result, bool* wasThrown);
59     void evaluateOn(ErrorString*, const String& objectId, const String& expression, RefPtr<InspectorObject>* result, bool* wasThrown);
60     void evaluateOnCallFrame(ErrorString*, const ScriptValue& callFrames, const String& callFrameId, const String& expression, const String& objectGroup, bool includeCommandLineAPI, RefPtr<InspectorObject>* result, bool* wasThrown);
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> wrapCallFrames(const ScriptValue&);
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&);
scriptState()74     ScriptState* scriptState() const { return m_injectedScriptObject.scriptState(); }
75 
76 private:
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 makeEvalCall(ErrorString*, ScriptFunctionCall&, RefPtr<InspectorObject>* result, bool* wasThrown);
84     ScriptValue nodeAsScriptValue(Node*);
85 
86     ScriptObject m_injectedScriptObject;
87     InspectedStateAccessCheck m_inspectedStateAccessCheck;
88 };
89 
90 } // namespace WebCore
91 
92 #endif
93