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
   7  * met:
   8  *
   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,
  24  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  25  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  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 #if ENABLE(INSPECTOR)
  36
  37 #include "InjectedScript.h"
  38 #include "InjectedScriptManager.h"
  39 #include "ScriptFunctionCall.h"
  40 #include "ScriptObject.h"
  41
  42 namespace Inspector {
  43
  44 InjectedScriptModule::InjectedScriptModule(const String& name)
  45     : InjectedScriptBase(name)
  46 {
  47 }
  48
  49 InjectedScriptModule::~InjectedScriptModule()
  50 {
  51 }
  52
  53 void InjectedScriptModule::ensureInjected(InjectedScriptManager* injectedScriptManager, JSC::ExecState* scriptState)
  54 {
  55     InjectedScript injectedScript = injectedScriptManager->injectedScriptFor(scriptState);
  56     ensureInjected(injectedScriptManager, injectedScript);
  57 }
  58
  59 void InjectedScriptModule::ensureInjected(InjectedScriptManager* injectedScriptManager, InjectedScript injectedScript)
  60 {
  61     ASSERT(!injectedScript.hasNoValue());
  62     if (injectedScript.hasNoValue())
  63         return;
  64
  65     // FIXME: Make the InjectedScript a module itself.
  66     JSC::JSLockHolder locker(injectedScript.scriptState());
  67     Deprecated::ScriptFunctionCall function(injectedScript.injectedScriptObject(), ASCIILiteral("module"), injectedScriptManager->inspectorEnvironment().functionCallHandler());
  68     function.appendArgument(name());
  69     bool hadException = false;
  70     Deprecated::ScriptValue resultValue = injectedScript.callFunctionWithEvalEnabled(function, hadException);
  71     ASSERT(!hadException);
  72     if (hadException || resultValue.hasNoValue() || !resultValue.isObject()) {
  73         Deprecated::ScriptFunctionCall function(injectedScript.injectedScriptObject(), ASCIILiteral("injectModule"), injectedScriptManager->inspectorEnvironment().functionCallHandler());
  74         function.appendArgument(name());
  75         function.appendArgument(source());
  76         function.appendArgument(host(injectedScriptManager, injectedScript.scriptState()));
  77         resultValue = injectedScript.callFunctionWithEvalEnabled(function, hadException);
  78         if (hadException || (returnsObject() && (resultValue.hasNoValue() || !resultValue.isObject()))) {
  79             ASSERT_NOT_REACHED();
  80             return;
  81         }
  82     }
  83
  84     if (returnsObject()) {
  85         Deprecated::ScriptObject moduleObject(injectedScript.scriptState(), resultValue);
  86         initialize(moduleObject, &injectedScriptManager->inspectorEnvironment());
  87     }
  88 }
  89
  90 } // namespace Inspector
  91
  92 #endif // ENABLE(INSPECTOR)