Support embedded created Response objects in ServiceWorker.

Source/modules/serviceworkers/Response.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "Response.h"
 
 #include "bindings/core/v8/Dictionary.h"
+#include "bindings/core/v8/ExceptionState.h"
 #include "core/fileapi/Blob.h"
 #include "modules/serviceworkers/FetchBodyStream.h"
 #include "modules/serviceworkers/ResponseInit.h"
+#include "public/platform/WebServiceWorkerResponse.h"
 
 namespace blink {
 
+namespace {
+
+PassRefPtrWillBeRawPtr<FetchResponseData> createFetchResponseDataFromWebResponse(const WebServiceWorkerResponse& webResponse)
+{
+    RefPtrWillBeRawPtr<FetchResponseData> response;
+    if (200 <= webResponse.status() && webResponse.status() < 300)
+        response = FetchResponseData::create();
+    else
+        response = FetchResponseData::createNetworkErrorResponse();
+
+    response->setURL(webResponse.url());
+    response->setStatus(webResponse.status());
+    response->setStatusMessage(webResponse.statusText());
+    return response;
+}
+
+PassRefPtrWillBeRawPtr<Headers> createHeadersFromWebResponse(const WebServiceWorkerResponse& webResponse)
+{
+    RefPtrWillBeRawPtr<Headers> headers = Headers::create();
+    TrackExceptionState exceptionState;
+    for (HashMap<String, String>::const_iterator i = webResponse.headers().begin(), end = webResponse.headers().end(); i != end; ++i) {
+        headers->append(i->key, i->value, exceptionState);
+        if (exceptionState.hadException())
+            return PassRefPtrWillBeRawPtr<Headers>();
+    }
+    return headers;
+}
+
+}
+
 DEFINE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(Response);
 
 PassRefPtrWillBeRawPtr<Response> Response::create(Blob* body, const Dictionary& responseInit, ExceptionState& exceptionState)
 {
     return create(body, ResponseInit(responseInit), exceptionState);
 }
 
 PassRefPtrWillBeRawPtr<Response> Response::create(const String& body, const Dictionary& responseInit, ExceptionState& exceptionState)
 {
     OwnPtr<BlobData> blobData = BlobData::create();
@@ skipping 62 matching lines @@
 
     // "9. Return |r|."
     return r.release();
 }
 
 PassRefPtrWillBeRawPtr<Response> Response::create(PassRefPtrWillBeRawPtr<FetchResponseData> response)
 {
     return adoptRefWillBeNoop(new Response(response));
 }
 
+PassRefPtrWillBeRawPtr<Response> Response::create(const WebServiceWorkerResponse& webResponse)
+{
+    return adoptRefWillBeNoop(new Response(webResponse));
+}
+
 String Response::type() const
 {
     // "The type attribute's getter must return response's type."
     switch (m_response->type()) {
     case FetchResponseData::BasicType:
         return "basic";
     case FetchResponseData::CORSType:
         return "cors";
     case FetchResponseData::DefaultType:
         return "default";
@@ skipping 59 matching lines @@
 }
 
 Response::Response(PassRefPtrWillBeRawPtr<FetchResponseData> response)
     : m_response(response)
     , m_headers(Headers::create(m_response->headerList()))
 {
     m_headers->setGuard(Headers::ResponseGuard);
     ScriptWrappable::init(this);
 }
 
+// FIXME: Handle response body data.
+Response::Response(const WebServiceWorkerResponse& webResponse)
+    : m_response(createFetchResponseDataFromWebResponse(webResponse))
+    , m_headers(createHeadersFromWebResponse(webResponse))
+{
+    m_headers->setGuard(Headers::ResponseGuard);
+    ScriptWrappable::init(this);
+}
+
 void Response::trace(Visitor* visitor)
 {
     visitor->trace(m_response);
     visitor->trace(m_headers);
     visitor->trace(m_fetchBodyStream);
 }
 
 } // namespace blink