content/child/service_worker/web_service_worker_impl.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/child/service_worker/web_service_worker_impl.h"
   6
   7 #include "content/child/service_worker/service_worker_dispatcher.h"
   8 #include "content/child/service_worker/service_worker_handle_reference.h"
   9 #include "content/child/thread_safe_sender.h"
  10 #include "content/child/webmessageportchannel_impl.h"
  11 #include "content/common/service_worker/service_worker_messages.h"
  12 #include "third_party/WebKit/public/platform/WebServiceWorkerProxy.h"
  13 #include "third_party/WebKit/public/platform/WebString.h"
  14
  15 using blink::WebMessagePortChannel;
  16 using blink::WebMessagePortChannelArray;
  17 using blink::WebMessagePortChannelClient;
  18 using blink::WebString;
  19
  20 namespace content {
  21
  22 WebServiceWorkerImpl::WebServiceWorkerImpl(
  23     scoped_ptr<ServiceWorkerHandleReference> handle_ref,
  24     ThreadSafeSender* thread_safe_sender)
  25     : handle_ref_(handle_ref.Pass()),
  26       state_(handle_ref_->state()),
  27       thread_safe_sender_(thread_safe_sender),
  28       proxy_(NULL) {
  29   ServiceWorkerDispatcher* dispatcher =
  30       ServiceWorkerDispatcher::GetThreadSpecificInstance();
  31   DCHECK(dispatcher);
  32   dispatcher->AddServiceWorker(handle_ref_->handle_id(), this);
  33 }
  34
  35 WebServiceWorkerImpl::~WebServiceWorkerImpl() {
  36   if (handle_ref_->handle_id() == kInvalidServiceWorkerHandleId)
  37     return;
  38   ServiceWorkerDispatcher* dispatcher =
  39       ServiceWorkerDispatcher::GetThreadSpecificInstance();
  40   if (dispatcher)
  41     dispatcher->RemoveServiceWorker(handle_ref_->handle_id());
  42 }
  43
  44 void WebServiceWorkerImpl::OnStateChanged(
  45     blink::WebServiceWorkerState new_state) {
  46   state_ = new_state;
  47   proxy_->dispatchStateChangeEvent();
  48 }
  49
  50 void WebServiceWorkerImpl::setProxy(blink::WebServiceWorkerProxy* proxy) {
  51   proxy_ = proxy;
  52 }
  53
  54 blink::WebServiceWorkerProxy* WebServiceWorkerImpl::proxy() {
  55   return proxy_;
  56 }
  57
  58 blink::WebURL WebServiceWorkerImpl::url() const {
  59   return handle_ref_->url();
  60 }
  61
  62 blink::WebServiceWorkerState WebServiceWorkerImpl::state() const {
  63   return state_;
  64 }
  65
  66 void WebServiceWorkerImpl::postMessage(const WebString& message,
  67                                        WebMessagePortChannelArray* channels) {
  68   thread_safe_sender_->Send(new ServiceWorkerHostMsg_PostMessageToWorker(
  69       handle_ref_->handle_id(),
  70       message,
  71       WebMessagePortChannelImpl::ExtractMessagePortIDs(channels)));
  72 }
  73
  74 void WebServiceWorkerImpl::terminate() {
  75   thread_safe_sender_->Send(
  76       new ServiceWorkerHostMsg_TerminateWorker(handle_ref_->handle_id()));
  77 }
  78
  79 }  // namespace content