| /* |
| * 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 |
| * 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 "modules/serviceworkers/ServiceWorkerContainer.h" |
| |
| #include "bindings/core/v8/CallbackPromiseAdapter.h" |
| #include "bindings/core/v8/ScriptPromise.h" |
| #include "bindings/core/v8/ScriptPromiseResolver.h" |
| #include "bindings/core/v8/ScriptState.h" |
| #include "bindings/core/v8/SerializedScriptValue.h" |
| #include "core/dom/DOMException.h" |
| #include "core/dom/ExceptionCode.h" |
| #include "core/dom/ExecutionContext.h" |
| #include "core/dom/MessagePort.h" |
| #include "core/events/MessageEvent.h" |
| #include "modules/serviceworkers/RegistrationOptionList.h" |
| #include "modules/serviceworkers/ServiceWorker.h" |
| #include "modules/serviceworkers/ServiceWorkerContainerClient.h" |
| #include "modules/serviceworkers/ServiceWorkerError.h" |
| #include "modules/serviceworkers/ServiceWorkerRegistration.h" |
| #include "platform/RuntimeEnabledFeatures.h" |
| #include "public/platform/WebServiceWorker.h" |
| #include "public/platform/WebServiceWorkerProvider.h" |
| #include "public/platform/WebString.h" |
| #include "public/platform/WebURL.h" |
| |
| using blink::WebServiceWorker; |
| using blink::WebServiceWorkerProvider; |
| |
| namespace blink { |
| |
| PassRefPtrWillBeRawPtr<ServiceWorkerContainer> ServiceWorkerContainer::create(ExecutionContext* executionContext) |
| { |
| return adoptRefWillBeNoop(new ServiceWorkerContainer(executionContext)); |
| } |
| |
| ServiceWorkerContainer::~ServiceWorkerContainer() |
| { |
| ASSERT(!m_provider); |
| } |
| |
| void ServiceWorkerContainer::willBeDetachedFromFrame() |
| { |
| if (m_provider) { |
| m_provider->setClient(0); |
| m_provider = nullptr; |
| } |
| } |
| |
| void ServiceWorkerContainer::trace(Visitor* visitor) |
| { |
| visitor->trace(m_active); |
| visitor->trace(m_controller); |
| visitor->trace(m_installing); |
| visitor->trace(m_waiting); |
| visitor->trace(m_ready); |
| } |
| |
| ScriptPromise ServiceWorkerContainer::registerServiceWorker(ScriptState* scriptState, const String& url, const Dictionary& dictionary) |
| { |
| RegistrationOptionList options(dictionary); |
| ASSERT(RuntimeEnabledFeatures::serviceWorkerEnabled()); |
| RefPtr<ScriptPromiseResolver> resolver = ScriptPromiseResolver::create(scriptState); |
| ScriptPromise promise = resolver->promise(); |
| |
| if (!m_provider) { |
| resolver->reject(DOMException::create(InvalidStateError, "No associated provider is available")); |
| return promise; |
| } |
| |
| // FIXME: This should use the container's execution context, not |
| // the callers. |
| ExecutionContext* executionContext = scriptState->executionContext(); |
| RefPtr<SecurityOrigin> documentOrigin = executionContext->securityOrigin(); |
| String errorMessage; |
| if (!documentOrigin->canAccessFeatureRequiringSecureOrigin(errorMessage)) { |
| resolver->reject(DOMException::create(NotSupportedError, errorMessage)); |
| return promise; |
| } |
| |
| KURL patternURL = executionContext->completeURL(options.scope); |
| patternURL.removeFragmentIdentifier(); |
| if (!documentOrigin->canRequest(patternURL)) { |
| resolver->reject(DOMException::create(SecurityError, "The scope must match the current origin.")); |
| return promise; |
| } |
| |
| KURL scriptURL = executionContext->completeURL(url); |
| scriptURL.removeFragmentIdentifier(); |
| if (!documentOrigin->canRequest(scriptURL)) { |
| resolver->reject(DOMException::create(SecurityError, "The origin of the script must match the current origin.")); |
| return promise; |
| } |
| |
| m_provider->registerServiceWorker(patternURL, scriptURL, new CallbackPromiseAdapter<ServiceWorkerRegistration, ServiceWorkerError>(resolver)); |
| |
| return promise; |
| } |
| |
| class UndefinedValue { |
| public: |
| typedef WebServiceWorkerRegistration WebType; |
| static V8UndefinedType take(ScriptPromiseResolver* resolver, WebType* registration) |
| { |
| ASSERT(!registration); // Anything passed here will be leaked. |
| return V8UndefinedType(); |
| } |
| static void dispose(WebType* registration) |
| { |
| ASSERT(!registration); // Anything passed here will be leaked. |
| } |
| |
| private: |
| UndefinedValue(); |
| }; |
| |
| ScriptPromise ServiceWorkerContainer::unregisterServiceWorker(ScriptState* scriptState, const String& pattern) |
| { |
| ASSERT(RuntimeEnabledFeatures::serviceWorkerEnabled()); |
| RefPtr<ScriptPromiseResolver> resolver = ScriptPromiseResolver::create(scriptState); |
| ScriptPromise promise = resolver->promise(); |
| |
| if (!m_provider) { |
| resolver->reject(DOMException::create(InvalidStateError, "No associated provider is available")); |
| return promise; |
| } |
| |
| // FIXME: This should use the container's execution context, not |
| // the callers. |
| RefPtr<SecurityOrigin> documentOrigin = scriptState->executionContext()->securityOrigin(); |
| String errorMessage; |
| if (!documentOrigin->canAccessFeatureRequiringSecureOrigin(errorMessage)) { |
| resolver->reject(DOMException::create(NotSupportedError, errorMessage)); |
| return promise; |
| } |
| |
| KURL patternURL = scriptState->executionContext()->completeURL(pattern); |
| patternURL.removeFragmentIdentifier(); |
| if (!pattern.isEmpty() && !documentOrigin->canRequest(patternURL)) { |
| resolver->reject(DOMException::create(SecurityError, "The scope must match the current origin.")); |
| return promise; |
| } |
| |
| m_provider->unregisterServiceWorker(patternURL, new CallbackPromiseAdapter<UndefinedValue, ServiceWorkerError>(resolver)); |
| return promise; |
| } |
| |
| ServiceWorkerContainer::ReadyProperty* ServiceWorkerContainer::createReadyProperty() |
| { |
| return new ReadyProperty(executionContext(), this, ReadyProperty::Ready); |
| } |
| |
| ScriptPromise ServiceWorkerContainer::ready(ScriptState* callerState) |
| { |
| if (!executionContext()) |
| return ScriptPromise(); |
| |
| if (!callerState->world().isMainWorld()) { |
| // FIXME: Support .ready from isolated worlds when |
| // ScriptPromiseProperty can vend Promises in isolated worlds. |
| return ScriptPromise::rejectWithDOMException(callerState, DOMException::create(NotSupportedError, "'ready' is only supported in pages.")); |
| } |
| |
| return m_ready->promise(callerState->world()); |
| } |
| |
| // If the WebServiceWorker is up for adoption (does not have a |
| // WebServiceWorkerProxy owner), rejects the adoption by deleting the |
| // WebServiceWorker. |
| static void deleteIfNoExistingOwner(WebServiceWorker* serviceWorker) |
| { |
| if (serviceWorker && !serviceWorker->proxy()) |
| delete serviceWorker; |
| } |
| |
| void ServiceWorkerContainer::setActive(WebServiceWorker* serviceWorker) |
| { |
| if (!executionContext()) { |
| deleteIfNoExistingOwner(serviceWorker); |
| return; |
| } |
| RefPtrWillBeRawPtr<ServiceWorker> previousReadyWorker = m_active; |
| m_active = ServiceWorker::from(executionContext(), serviceWorker); |
| checkReadyChanged(previousReadyWorker.release()); |
| } |
| |
| void ServiceWorkerContainer::checkReadyChanged(PassRefPtrWillBeRawPtr<ServiceWorker> previousReadyWorker) |
| { |
| ServiceWorker* currentReadyWorker = m_active.get(); |
| |
| if (previousReadyWorker == currentReadyWorker) |
| return; |
| |
| if (m_ready->state() != ReadyProperty::Pending) { |
| // Already resolved Promises are now stale because the |
| // ready worker changed |
| m_ready = createReadyProperty(); |
| } |
| |
| if (currentReadyWorker) |
| m_ready->resolve(currentReadyWorker); |
| } |
| |
| void ServiceWorkerContainer::setController(WebServiceWorker* serviceWorker) |
| { |
| if (!executionContext()) { |
| deleteIfNoExistingOwner(serviceWorker); |
| return; |
| } |
| m_controller = ServiceWorker::from(executionContext(), serviceWorker); |
| } |
| |
| void ServiceWorkerContainer::setInstalling(WebServiceWorker* serviceWorker) |
| { |
| if (!executionContext()) { |
| deleteIfNoExistingOwner(serviceWorker); |
| return; |
| } |
| m_installing = ServiceWorker::from(executionContext(), serviceWorker); |
| } |
| |
| void ServiceWorkerContainer::setWaiting(WebServiceWorker* serviceWorker) |
| { |
| if (!executionContext()) { |
| deleteIfNoExistingOwner(serviceWorker); |
| return; |
| } |
| m_waiting = ServiceWorker::from(executionContext(), serviceWorker); |
| } |
| |
| void ServiceWorkerContainer::dispatchMessageEvent(const WebString& message, const WebMessagePortChannelArray& webChannels) |
| { |
| if (!executionContext() || !executionContext()->executingWindow()) |
| return; |
| |
| OwnPtrWillBeRawPtr<MessagePortArray> ports = MessagePort::toMessagePortArray(executionContext(), webChannels); |
| RefPtr<SerializedScriptValue> value = SerializedScriptValue::createFromWire(message); |
| executionContext()->executingWindow()->dispatchEvent(MessageEvent::create(ports.release(), value)); |
| } |
| |
| ServiceWorkerContainer::ServiceWorkerContainer(ExecutionContext* executionContext) |
| : ContextLifecycleObserver(executionContext) |
| , m_provider(0) |
| { |
| ScriptWrappable::init(this); |
| |
| if (!executionContext) |
| return; |
| |
| m_ready = createReadyProperty(); |
| |
| if (ServiceWorkerContainerClient* client = ServiceWorkerContainerClient::from(executionContext)) { |
| m_provider = client->provider(); |
| if (m_provider) |
| m_provider->setClient(this); |
| } |
| } |
| |
| } // namespace blink |