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      1 /*
      2  * Copyright (C) 2013 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #include "config.h"
     32 #include "web/ServiceWorkerGlobalScopeProxy.h"
     33 
     34 #include "bindings/v8/WorkerScriptController.h"
     35 #include "core/dom/ExecutionContext.h"
     36 #include "core/dom/MessagePort.h"
     37 #include "core/events/MessageEvent.h"
     38 #include "core/workers/WorkerGlobalScope.h"
     39 #include "modules/push_messaging/PushEvent.h"
     40 #include "modules/serviceworkers/FetchEvent.h"
     41 #include "modules/serviceworkers/InstallEvent.h"
     42 #include "modules/serviceworkers/InstallPhaseEvent.h"
     43 #include "modules/serviceworkers/WaitUntilObserver.h"
     44 #include "platform/NotImplemented.h"
     45 #include "public/web/WebSerializedScriptValue.h"
     46 #include "public/web/WebServiceWorkerContextClient.h"
     47 #include "web/WebEmbeddedWorkerImpl.h"
     48 #include "wtf/Functional.h"
     49 #include "wtf/PassOwnPtr.h"
     50 
     51 using namespace WebCore;
     52 
     53 namespace blink {
     54 
     55 PassOwnPtr<ServiceWorkerGlobalScopeProxy> ServiceWorkerGlobalScopeProxy::create(WebEmbeddedWorkerImpl& embeddedWorker, ExecutionContext& executionContext, WebServiceWorkerContextClient& client)
     56 {
     57     return adoptPtr(new ServiceWorkerGlobalScopeProxy(embeddedWorker, executionContext, client));
     58 }
     59 
     60 ServiceWorkerGlobalScopeProxy::~ServiceWorkerGlobalScopeProxy()
     61 {
     62 }
     63 
     64 void ServiceWorkerGlobalScopeProxy::dispatchInstallEvent(int eventID)
     65 {
     66     ASSERT(m_workerGlobalScope);
     67     RefPtr<WaitUntilObserver> observer = WaitUntilObserver::create(m_workerGlobalScope, WaitUntilObserver::Install, eventID);
     68     observer->willDispatchEvent();
     69     m_workerGlobalScope->dispatchEvent(InstallEvent::create(EventTypeNames::install, EventInit(), observer));
     70     observer->didDispatchEvent();
     71 }
     72 
     73 void ServiceWorkerGlobalScopeProxy::dispatchActivateEvent(int eventID)
     74 {
     75     ASSERT(m_workerGlobalScope);
     76     RefPtr<WaitUntilObserver> observer = WaitUntilObserver::create(m_workerGlobalScope, WaitUntilObserver::Activate, eventID);
     77     observer->willDispatchEvent();
     78     m_workerGlobalScope->dispatchEvent(InstallPhaseEvent::create(EventTypeNames::activate, EventInit(), observer));
     79     observer->didDispatchEvent();
     80 }
     81 
     82 void ServiceWorkerGlobalScopeProxy::dispatchFetchEvent(int eventID, const WebServiceWorkerRequest& webRequest)
     83 {
     84     ASSERT(m_workerGlobalScope);
     85     RefPtr<RespondWithObserver> observer = RespondWithObserver::create(m_workerGlobalScope, eventID);
     86     RefPtr<Request> request = Request::create(webRequest);
     87     m_workerGlobalScope->dispatchEvent(FetchEvent::create(observer, request));
     88     observer->didDispatchEvent();
     89 }
     90 
     91 void ServiceWorkerGlobalScopeProxy::dispatchMessageEvent(const WebString& message, const WebMessagePortChannelArray& webChannels)
     92 {
     93     ASSERT(m_workerGlobalScope);
     94 
     95     OwnPtr<MessagePortArray> ports = MessagePort::toMessagePortArray(m_workerGlobalScope, webChannels);
     96     WebSerializedScriptValue value = WebSerializedScriptValue::fromString(message);
     97     m_workerGlobalScope->dispatchEvent(MessageEvent::create(ports.release(), value));
     98 }
     99 
    100 void ServiceWorkerGlobalScopeProxy::dispatchPushEvent(int eventID, const WebString& data)
    101 {
    102     ASSERT(m_workerGlobalScope);
    103     m_workerGlobalScope->dispatchEvent(PushEvent::create(EventTypeNames::push, data));
    104 }
    105 
    106 void ServiceWorkerGlobalScopeProxy::dispatchSyncEvent(int eventID)
    107 {
    108     ASSERT(m_workerGlobalScope);
    109     m_workerGlobalScope->dispatchEvent(Event::create(EventTypeNames::sync));
    110     ServiceWorkerGlobalScopeClient::from(m_workerGlobalScope)->didHandleSyncEvent(eventID);
    111 }
    112 
    113 void ServiceWorkerGlobalScopeProxy::reportException(const String& errorMessage, int lineNumber, int columnNumber, const String& sourceURL)
    114 {
    115     m_client.reportException(errorMessage, lineNumber, columnNumber, sourceURL);
    116 }
    117 
    118 void ServiceWorkerGlobalScopeProxy::reportConsoleMessage(MessageSource source, MessageLevel level, const String& message, int lineNumber, const String& sourceURL)
    119 {
    120     m_client.reportConsoleMessage(source, level, message, lineNumber, sourceURL);
    121 }
    122 
    123 void ServiceWorkerGlobalScopeProxy::postMessageToPageInspector(const String& message)
    124 {
    125     m_client.dispatchDevToolsMessage(message);
    126 }
    127 
    128 void ServiceWorkerGlobalScopeProxy::updateInspectorStateCookie(const String& message)
    129 {
    130     m_client.saveDevToolsAgentState(message);
    131 }
    132 
    133 void ServiceWorkerGlobalScopeProxy::workerGlobalScopeStarted(WorkerGlobalScope* workerGlobalScope)
    134 {
    135     ASSERT(!m_workerGlobalScope);
    136     m_workerGlobalScope = workerGlobalScope;
    137     m_client.workerContextStarted(this);
    138 }
    139 
    140 void ServiceWorkerGlobalScopeProxy::workerGlobalScopeClosed()
    141 {
    142     m_executionContext.postTask(bind(&WebEmbeddedWorkerImpl::terminateWorkerContext, &m_embeddedWorker));
    143 }
    144 
    145 void ServiceWorkerGlobalScopeProxy::willDestroyWorkerGlobalScope()
    146 {
    147     m_workerGlobalScope = 0;
    148     m_client.willDestroyWorkerContext();
    149 }
    150 
    151 void ServiceWorkerGlobalScopeProxy::workerGlobalScopeDestroyed()
    152 {
    153     m_client.workerContextDestroyed();
    154 }
    155 
    156 ServiceWorkerGlobalScopeProxy::ServiceWorkerGlobalScopeProxy(WebEmbeddedWorkerImpl& embeddedWorker, ExecutionContext& executionContext, WebServiceWorkerContextClient& client)
    157     : m_embeddedWorker(embeddedWorker)
    158     , m_executionContext(executionContext)
    159     , m_client(client)
    160     , m_workerGlobalScope(0)
    161 {
    162 }
    163 
    164 } // namespace blink
    165