1 | /* |
2 | * Copyright (C) 2017 Apple 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 |
6 | * are met: |
7 | * 1. Redistributions of source code must retain the above copyright |
8 | * notice, this list of conditions and the following disclaimer. |
9 | * 2. Redistributions in binary form must reproduce the above copyright |
10 | * notice, this list of conditions and the following disclaimer in the |
11 | * documentation and/or other materials provided with the distribution. |
12 | * |
13 | * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
14 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
15 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
17 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
18 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
19 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
20 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
21 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
22 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
23 | * THE POSSIBILITY OF SUCH DAMAGE. |
24 | */ |
25 | |
26 | #pragma once |
27 | |
28 | #if ENABLE(SERVICE_WORKER) |
29 | |
30 | #include "ActiveDOMObject.h" |
31 | #include "ContextDestructionObserver.h" |
32 | #include "EventTarget.h" |
33 | #include "ServiceWorkerData.h" |
34 | #include <JavaScriptCore/Strong.h> |
35 | #include <wtf/RefCounted.h> |
36 | #include <wtf/URL.h> |
37 | |
38 | namespace JSC { |
39 | class JSValue; |
40 | } |
41 | |
42 | namespace WebCore { |
43 | |
44 | class Frame; |
45 | |
46 | class ServiceWorker final : public RefCounted<ServiceWorker>, public EventTargetWithInlineData, public ActiveDOMObject { |
47 | WTF_MAKE_ISO_ALLOCATED(ServiceWorker); |
48 | public: |
49 | using State = ServiceWorkerState; |
50 | static Ref<ServiceWorker> getOrCreate(ScriptExecutionContext&, ServiceWorkerData&&); |
51 | |
52 | virtual ~ServiceWorker(); |
53 | |
54 | const URL& scriptURL() const { return m_data.scriptURL; } |
55 | |
56 | State state() const { return m_data.state; } |
57 | |
58 | void updateState(State); |
59 | |
60 | ExceptionOr<void> postMessage(ScriptExecutionContext&, JSC::JSValue message, Vector<JSC::Strong<JSC::JSObject>>&&); |
61 | |
62 | ServiceWorkerIdentifier identifier() const { return m_data.identifier; } |
63 | ServiceWorkerRegistrationIdentifier registrationIdentifier() const { return m_data.registrationIdentifier; } |
64 | |
65 | using RefCounted::ref; |
66 | using RefCounted::deref; |
67 | |
68 | private: |
69 | ServiceWorker(ScriptExecutionContext&, ServiceWorkerData&&); |
70 | void updatePendingActivityForEventDispatch(); |
71 | |
72 | EventTargetInterface eventTargetInterface() const final; |
73 | ScriptExecutionContext* scriptExecutionContext() const final; |
74 | void refEventTarget() final { ref(); } |
75 | void derefEventTarget() final { deref(); } |
76 | |
77 | // ActiveDOMObject. |
78 | const char* activeDOMObjectName() const final; |
79 | bool canSuspendForDocumentSuspension() const final; |
80 | void stop() final; |
81 | |
82 | bool isAlwaysOnLoggingAllowed() const; |
83 | |
84 | ServiceWorkerData m_data; |
85 | bool m_isStopped { false }; |
86 | RefPtr<PendingActivity<ServiceWorker>> m_pendingActivityForEventDispatch; |
87 | }; |
88 | |
89 | } // namespace WebCore |
90 | |
91 | #endif // ENABLE(SERVICE_WORKER) |
92 | |