inspector/InjectedScriptModule.cpp

   1 /*
   2  * Copyright (C) 2013 Apple Inc. All rights reserved.
   3  * Copyright (C) 2012 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 are
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   9  *     * Redistributions of source code must retain the above copyright
  10  * notice, this list of conditions and the following disclaimer.
  11  *     * Redistributions in binary form must reproduce the above
  12  * copyright notice, this list of conditions and the following disclaimer
  13  * in the documentation and/or other materials provided with the
  14  * distribution.
  15  *     * Neither the name of Google Inc. nor the names of its
  16  * contributors may be used to endorse or promote products derived from
  17  * this software without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  20  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  21  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  22  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  23  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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  25  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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  29  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #include "config.h"
  33 #include "InjectedScriptModule.h"
  34
  35 #include "InjectedScript.h"
  36 #include "InjectedScriptManager.h"
  37 #include "ScriptFunctionCall.h"
  38 #include "ScriptObject.h"
  39
  40 namespace Inspector {
  41
  42 InjectedScriptModule::InjectedScriptModule(const String& name)
  43     : InjectedScriptBase(name)
  44 {
  45 }
  46
  47 InjectedScriptModule::~InjectedScriptModule()
  48 {
  49 }
  50
  51 void InjectedScriptModule::ensureInjected(InjectedScriptManager* injectedScriptManager, JSC::ExecState* scriptState)
  52 {
  53     InjectedScript injectedScript = injectedScriptManager->injectedScriptFor(scriptState);
  54     ensureInjected(injectedScriptManager, injectedScript);
  55 }
  56
  57 void InjectedScriptModule::ensureInjected(InjectedScriptManager* injectedScriptManager, InjectedScript injectedScript)
  58 {
  59     ASSERT(!injectedScript.hasNoValue());
  60     if (injectedScript.hasNoValue())
  61         return;
  62
  63     // FIXME: Make the InjectedScript a module itself.
  64     JSC::JSLockHolder locker(injectedScript.scriptState());
  65     Deprecated::ScriptFunctionCall function(injectedScript.injectedScriptObject(), ASCIILiteral("module"), injectedScriptManager->inspectorEnvironment().functionCallHandler());
  66     function.appendArgument(name());
  67     bool hadException = false;
  68     Deprecated::ScriptValue resultValue = injectedScript.callFunctionWithEvalEnabled(function, hadException);
  69     ASSERT(!hadException);
  70     if (hadException || resultValue.hasNoValue() || !resultValue.isObject()) {
  71         Deprecated::ScriptFunctionCall function(injectedScript.injectedScriptObject(), ASCIILiteral("injectModule"), injectedScriptManager->inspectorEnvironment().functionCallHandler());
  72         function.appendArgument(name());
  73         function.appendArgument(source());
  74         function.appendArgument(host(injectedScriptManager, injectedScript.scriptState()));
  75         resultValue = injectedScript.callFunctionWithEvalEnabled(function, hadException);
  76         if (hadException || (returnsObject() && (resultValue.hasNoValue() || !resultValue.isObject()))) {
  77             ASSERT_NOT_REACHED();
  78             return;
  79         }
  80     }
  81
  82     if (returnsObject()) {
  83         Deprecated::ScriptObject moduleObject(injectedScript.scriptState(), resultValue);
  84         initialize(moduleObject, &injectedScriptManager->inspectorEnvironment());
  85     }
  86 }
  87
  88 } // namespace Inspector