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      1 /*
      2  * Copyright (C) 2012 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 "core/inspector/InjectedScriptModule.h"
     33 
     34 #include "bindings/v8/ScriptFunctionCall.h"
     35 #include "bindings/v8/ScriptObject.h"
     36 #include "bindings/v8/ScriptScope.h"
     37 #include "core/inspector/InjectedScript.h"
     38 #include "core/inspector/InjectedScriptManager.h"
     39 
     40 namespace WebCore {
     41 
     42 InjectedScriptModule::InjectedScriptModule(const String& name)
     43     : InjectedScriptBase(name)
     44 {
     45 }
     46 
     47 void InjectedScriptModule::ensureInjected(InjectedScriptManager* injectedScriptManager, ScriptState* scriptState)
     48 {
     49     InjectedScript injectedScript = injectedScriptManager->injectedScriptFor(scriptState);
     50     ASSERT(!injectedScript.hasNoValue());
     51     if (injectedScript.hasNoValue())
     52         return;
     53 
     54     // FIXME: Make the InjectedScript a module itself.
     55     ScriptFunctionCall function(injectedScript.injectedScriptObject(), "module");
     56     function.appendArgument(name());
     57     bool hadException = false;
     58     ScriptValue resultValue = injectedScript.callFunctionWithEvalEnabled(function, hadException);
     59     ASSERT(!hadException);
     60     ScriptScope scope(scriptState);
     61     if (hadException || resultValue.hasNoValue() || !resultValue.isObject()) {
     62         ScriptFunctionCall function(injectedScript.injectedScriptObject(), "injectModule");
     63         function.appendArgument(name());
     64         function.appendArgument(source());
     65         resultValue = injectedScript.callFunctionWithEvalEnabled(function, hadException);
     66         if (hadException || resultValue.hasNoValue() || !resultValue.isObject()) {
     67             ASSERT_NOT_REACHED();
     68             return;
     69         }
     70     }
     71 
     72     ScriptObject moduleObject(scriptState, resultValue);
     73     initialize(moduleObject, injectedScriptManager->inspectedStateAccessCheck());
     74 }
     75 
     76 } // namespace WebCore
     77