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
WebServiceWorkerImpl(scoped_ptr<ServiceWorkerHandleReference> handle_ref,ThreadSafeSender * thread_safe_sender)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
~WebServiceWorkerImpl()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
OnStateChanged(blink::WebServiceWorkerState new_state)44 void WebServiceWorkerImpl::OnStateChanged(
45 blink::WebServiceWorkerState new_state) {
46 DCHECK(proxy_);
47 if (proxy_->isReady())
48 ChangeState(new_state);
49 else
50 queued_states_.push_back(new_state);
51 }
52
setProxy(blink::WebServiceWorkerProxy * proxy)53 void WebServiceWorkerImpl::setProxy(blink::WebServiceWorkerProxy* proxy) {
54 proxy_ = proxy;
55 }
56
proxy()57 blink::WebServiceWorkerProxy* WebServiceWorkerImpl::proxy() {
58 return proxy_;
59 }
60
proxyReadyChanged()61 void WebServiceWorkerImpl::proxyReadyChanged() {
62 if (!proxy_->isReady())
63 return;
64 for (std::vector<blink::WebServiceWorkerState>::iterator it =
65 queued_states_.begin();
66 it != queued_states_.end();
67 ++it) {
68 ChangeState(*it);
69 }
70 queued_states_.clear();
71 }
72
scope() const73 blink::WebURL WebServiceWorkerImpl::scope() const {
74 return handle_ref_->scope();
75 }
76
url() const77 blink::WebURL WebServiceWorkerImpl::url() const {
78 return handle_ref_->url();
79 }
80
state() const81 blink::WebServiceWorkerState WebServiceWorkerImpl::state() const {
82 return state_;
83 }
84
postMessage(const WebString & message,WebMessagePortChannelArray * channels)85 void WebServiceWorkerImpl::postMessage(const WebString& message,
86 WebMessagePortChannelArray* channels) {
87 thread_safe_sender_->Send(new ServiceWorkerHostMsg_PostMessageToWorker(
88 handle_ref_->handle_id(),
89 message,
90 WebMessagePortChannelImpl::ExtractMessagePortIDs(channels)));
91 }
92
ChangeState(blink::WebServiceWorkerState new_state)93 void WebServiceWorkerImpl::ChangeState(blink::WebServiceWorkerState new_state) {
94 DCHECK(proxy_);
95 DCHECK(proxy_->isReady());
96 state_ = new_state;
97 proxy_->dispatchStateChangeEvent();
98 }
99
100 } // namespace content
101