text: /*
   * Copyright (C) 2008, 2009, 2010 Google Inc. All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are
   * met:
   *
   *     * Redistributions of source code must retain the above copyright
   * notice, this list of conditions and the following disclaimer.
   *     * Redistributions in binary form must reproduce the above
   * copyright notice, this list of conditions and the following disclaimer
   * in the documentation and/or other materials provided with the
   * distribution.
   *     * Neither the name of Google Inc. nor the names of its
   * contributors may be used to endorse or promote products derived from
   * this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #include "config.h"
  #include "bindings/core/v8/V8XMLHttpRequest.h"
  
  #include "bindings/core/v8/ExceptionMessages.h"
  #include "bindings/core/v8/ExceptionState.h"
  #include "bindings/core/v8/V8ArrayBuffer.h"
  #include "bindings/core/v8/V8ArrayBufferView.h"
  #include "bindings/core/v8/V8Binding.h"
  #include "bindings/core/v8/V8Blob.h"
  #include "bindings/core/v8/V8Document.h"
  #include "bindings/core/v8/V8FormData.h"
  #include "bindings/core/v8/V8HTMLDocument.h"
  #include "bindings/core/v8/V8Stream.h"
  #include "core/dom/Document.h"
  #include "core/inspector/InspectorInstrumentation.h"
  #include "core/streams/Stream.h"
  #include "core/workers/WorkerGlobalScope.h"
  #include "core/xmlhttprequest/XMLHttpRequest.h"
  #include <v8.h>
  
  namespace blink {
  
  void V8XMLHttpRequest::responseTextAttributeGetterCustom(const v8::FunctionCallbackInfo<v8::Value>& info)
  {
      XMLHttpRequest* xmlHttpRequest = V8XMLHttpRequest::toImpl(info.Holder());
      ExceptionState exceptionState(ExceptionState::GetterContext, "responseText", "XMLHttpRequest", info.Holder(), info.GetIsolate());
      ScriptString text = xmlHttpRequest->responseText(exceptionState);
      if (exceptionState.throwIfNeeded())
          return;
      if (text.isEmpty()) {
          v8SetReturnValueString(info, emptyString(), info.GetIsolate());
          return;
      }
      v8SetReturnValue(info, text.v8Value());
  }
  
  void V8XMLHttpRequest::responseAttributeGetterCustom(const v8::FunctionCallbackInfo<v8::Value>& info)
  {
      XMLHttpRequest* xmlHttpRequest = V8XMLHttpRequest::toImpl(info.Holder());
  
      switch (xmlHttpRequest->responseTypeCode()) {
      case XMLHttpRequest::ResponseTypeDefault:
      case XMLHttpRequest::ResponseTypeText:
          responseTextAttributeGetterCustom(info);
          return;
  
      case XMLHttpRequest::ResponseTypeJSON:
          {
              v8::Isolate* isolate = info.GetIsolate();
  
              ScriptString jsonSource = xmlHttpRequest->responseJSONSource();
              if (jsonSource.isEmpty()) {
                  v8SetReturnValue(info, v8::Null(isolate));
                  return;
              }
  
              // Catch syntax error. Swallows an exception (when thrown) as the
              // spec says. https://xhr.spec.whatwg.org/#response-body
              v8::TryCatch exceptionCatcher;
              v8::Local<v8::Value> json;
              if (v8Call(v8::JSON::Parse(isolate, jsonSource.v8Value()), json, exceptionCatcher))
                  v8SetReturnValue(info, json);
              else
                  v8SetReturnValue(info, v8::Null(isolate));
              return;
          }
  
      case XMLHttpRequest::ResponseTypeDocument:
          {
              ExceptionState exceptionState(ExceptionState::GetterContext, "response", "XMLHttpRequest", info.Holder(), info.GetIsolate());
              Document* document = xmlHttpRequest->responseXML(exceptionState);
              if (exceptionState.throwIfNeeded())
                  return;
              v8SetReturnValueFast(info, document, xmlHttpRequest);
              return;
          }
  
      case XMLHttpRequest::ResponseTypeBlob:
          {
              Blob* blob = xmlHttpRequest->responseBlob();
              v8SetReturnValueFast(info, blob, xmlHttpRequest);
              return;
          }
  
      case XMLHttpRequest::ResponseTypeLegacyStream:
          {
              Stream* stream = xmlHttpRequest->responseLegacyStream();
              v8SetReturnValueFast(info, stream, xmlHttpRequest);
              return;
          }
  
      case XMLHttpRequest::ResponseTypeArrayBuffer:
          {
              DOMArrayBuffer* arrayBuffer = xmlHttpRequest->responseArrayBuffer();
              v8SetReturnValueFast(info, arrayBuffer, xmlHttpRequest);
              return;
          }
      }
  }
  
  } // namespace blink
  