Initial implementation of ServiceWorkerGlobalScope.fetch()

Source/modules/serviceworkers/ServiceWorkerGlobalScope.cpp

 /*
  * Copyright (C) 2013 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
@@ skipping 14 matching lines @@
  * 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 "ServiceWorkerGlobalScope.h"
 
 #include "CachePolyfill.h"
 #include "FetchPolyfill.h"
+#include "bindings/v8/ScriptPromiseResolver.h"
 #include "core/workers/WorkerClients.h"
 #include "core/workers/WorkerThreadStartupData.h"
 #include "modules/EventTargetModules.h"
+#include "modules/serviceworkers/FetchManager.h"
+#include "modules/serviceworkers/Request.h"
 #include "modules/serviceworkers/ServiceWorkerClients.h"
 #include "modules/serviceworkers/ServiceWorkerGlobalScopeClient.h"
 #include "modules/serviceworkers/ServiceWorkerThread.h"
 #include "platform/weborigin/KURL.h"
 #include "public/platform/WebURL.h"
 #include "wtf/CurrentTime.h"
 
 namespace WebCore {
 
 PassRefPtrWillBeRawPtr<ServiceWorkerGlobalScope> ServiceWorkerGlobalScope::create(ServiceWorkerThread* thread, PassOwnPtrWillBeRawPtr<WorkerThreadStartupData> startupData)
 {
     RefPtrWillBeRawPtr<ServiceWorkerGlobalScope> context = adoptRefWillBeRefCountedGarbageCollected(new ServiceWorkerGlobalScope(startupData->m_scriptURL, startupData->m_userAgent, thread, monotonicallyIncreasingTime(), startupData->m_workerClients.release()));
 
     context->applyContentSecurityPolicyFromString(startupData->m_contentSecurityPolicy, startupData->m_contentSecurityPolicyType);
 
     context->script()->evaluate(String(fetchPolyfillJs, sizeof(fetchPolyfillJs)));
     context->script()->evaluate(String(cachePolyfillJs, sizeof(cachePolyfillJs)));
 
     return context.release();
 }
 
 ServiceWorkerGlobalScope::ServiceWorkerGlobalScope(const KURL& url, const String& userAgent, ServiceWorkerThread* thread, double timeOrigin, PassOwnPtrWillBeRawPtr<WorkerClients> workerClients)
     : WorkerGlobalScope(url, userAgent, thread, timeOrigin, workerClients)
+    , m_fetchManager(adoptPtr(new FetchManager(this)))
 {
     ScriptWrappable::init(this);
 }
 
 ServiceWorkerGlobalScope::~ServiceWorkerGlobalScope()
 {
 }
 
+void ServiceWorkerGlobalScope::stopFetch()
+{
+    m_fetchManager.clear();
+}
+
 String ServiceWorkerGlobalScope::scope(ExecutionContext* context)
 {
     return ServiceWorkerGlobalScopeClient::from(context)->scope().string();
 }
 
+ScriptPromise ServiceWorkerGlobalScope::fetch(ScriptState* scriptState, Request* request)
+{
+    OwnPtr<ResourceRequest> resourceRequest(request->createResourceRequest());
+    return m_fetchManager->fetch(scriptState, resourceRequest.release());
+}
+
+ScriptPromise ServiceWorkerGlobalScope::fetch(ScriptState* scriptState, const String& urlstring)
+{
+    KURL url = completeURL(urlstring);
+    if (!url.isValid()) {
+        RefPtr<ScriptPromiseResolver> resolver = ScriptPromiseResolver::create(scriptState);

[yhirano, 2014/06/11 09:10:49]

[opt] You can use ScriptPromise::reject, if you prefer.

[horo, 2014/06/11 11:22:12]

Done.

+        ScriptPromise promise = resolver->promise();
+        resolver->reject(V8ThrowException::createTypeError("Invalid URL", scriptState->isolate()));
+        return promise;
+    }
+    OwnPtr<ResourceRequest> resourceRequest = adoptPtr(new ResourceRequest(url));
+    resourceRequest->setHTTPMethod("GET");
+    return m_fetchManager->fetch(scriptState, resourceRequest.release());
+}
+
 PassRefPtr<ServiceWorkerClients> ServiceWorkerGlobalScope::clients()
 {
     if (!m_clients)
         m_clients = ServiceWorkerClients::create();
     return m_clients;
 }
 
 const AtomicString& ServiceWorkerGlobalScope::interfaceName() const
 {
     return EventTargetNames::ServiceWorkerGlobalScope;
 }
 
 void ServiceWorkerGlobalScope::trace(Visitor* visitor)
 {
     WorkerGlobalScope::trace(visitor);
 }
 
 } // namespace WebCore