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 #include "config.h"

    32 #include "InjectedScript.h"

    33 

    34 #if ENABLE(INSPECTOR)

    35 

    36 #include "PlatformString.h"

    37 #include "SerializedScriptValue.h"

    38 #include "ScriptFunctionCall.h"

    39 

    40 namespace WebCore {

    41 

    42 InjectedScript::InjectedScript(ScriptObject injectedScriptObject)

    43     : m_injectedScriptObject(injectedScriptObject)

    44 {

    45 }

    46 

    47 void InjectedScript::dispatch(long callId, const String& methodName, const String& arguments, bool async, RefPtr<SerializedScriptValue>* result, bool* hadException) 

    48 {

    49     ASSERT(!hasNoValue());

    50     if (!canAccessInspectedWindow()) {

    51         *hadException = true;

    52         return;

    53     }

    54 

    55     ScriptFunctionCall function(m_injectedScriptObject, "dispatch");

    56     function.appendArgument(methodName);

    57     function.appendArgument(arguments);

    58     if (async)

    59         function.appendArgument(callId);

    60     *hadException = false;

    61     ScriptValue resultValue = function.call(*hadException);

    62     if (!*hadException)

    63         *result = resultValue.serialize(m_injectedScriptObject.scriptState());

    64 }

    65 

    66 #if ENABLE(JAVASCRIPT_DEBUGGER)

    67 PassRefPtr<SerializedScriptValue> InjectedScript::callFrames()

    68 {

    69     ASSERT(!hasNoValue());

    70     ScriptFunctionCall function(m_injectedScriptObject, "callFrames");

    71     ScriptValue callFramesValue = function.call();

    72     return callFramesValue.serialize(m_injectedScriptObject.scriptState());

    73 }

    74 #endif

    75 

    76 PassRefPtr<SerializedScriptValue> InjectedScript::wrapForConsole(ScriptValue value)

    77 {

    78     ASSERT(!hasNoValue());

    79     ScriptFunctionCall wrapFunction(m_injectedScriptObject, "wrapObjectForConsole");

    80     wrapFunction.appendArgument(value);

    81     wrapFunction.appendArgument(canAccessInspectedWindow());

    82     bool hadException = false;

    83     ScriptValue r = wrapFunction.call(hadException);

    84     if (hadException)

    85         return SerializedScriptValue::create("<exception>");

    86     return r.serialize(m_injectedScriptObject.scriptState());

    87 }

    88 

    89 void InjectedScript::releaseWrapperObjectGroup(const String& objectGroup)

    90 {

    91     ASSERT(!hasNoValue());

    92     ScriptFunctionCall releaseFunction(m_injectedScriptObject, "releaseWrapperObjectGroup");

    93     releaseFunction.appendArgument(objectGroup);

    94     releaseFunction.call();

    95 }

    96 bool InjectedScript::canAccessInspectedWindow()

    97 {

    98     return InjectedScriptHost::canAccessInspectedWindow(m_injectedScriptObject.scriptState());

    99 }

   100 

   101 } // namespace WebCore

   102 

   103 #endif // ENABLE(INSPECTOR)