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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "modules/serviceworkers/NavigatorServiceWorker.h" | 5 #include "modules/serviceworkers/NavigatorServiceWorker.h" |
6 | 6 |
7 #include "core/dom/Document.h" | 7 #include "core/dom/Document.h" |
8 #include "core/frame/LocalDOMWindow.h" | 8 #include "core/frame/LocalDOMWindow.h" |
9 #include "core/frame/LocalFrame.h" | 9 #include "core/frame/LocalFrame.h" |
10 #include "core/frame/Navigator.h" | 10 #include "core/frame/Navigator.h" |
11 #include "modules/serviceworkers/ServiceWorkerContainer.h" | 11 #include "modules/serviceworkers/ServiceWorkerContainer.h" |
12 | 12 |
13 namespace blink { | 13 namespace blink { |
14 | 14 |
15 NavigatorServiceWorker::NavigatorServiceWorker(Navigator& navigator) | 15 NavigatorServiceWorker::NavigatorServiceWorker(Navigator& navigator) {} |
16 : ContextLifecycleObserver(navigator.frame() ? navigator.frame()->document() | |
17 : nullptr) {} | |
18 | 16 |
19 NavigatorServiceWorker* NavigatorServiceWorker::from(Document& document) { | 17 NavigatorServiceWorker* NavigatorServiceWorker::from(Document& document) { |
20 if (!document.frame() || !document.frame()->domWindow()) | 18 if (!document.frame() || !document.frame()->domWindow()) |
21 return nullptr; | 19 return nullptr; |
22 Navigator& navigator = *document.frame()->domWindow()->navigator(); | 20 Navigator& navigator = *document.frame()->domWindow()->navigator(); |
23 return &from(navigator); | 21 return &from(navigator); |
24 } | 22 } |
25 | 23 |
26 NavigatorServiceWorker& NavigatorServiceWorker::from(Navigator& navigator) { | 24 NavigatorServiceWorker& NavigatorServiceWorker::from(Navigator& navigator) { |
27 NavigatorServiceWorker* supplement = toNavigatorServiceWorker(navigator); | 25 NavigatorServiceWorker* supplement = toNavigatorServiceWorker(navigator); |
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98 } else if (frame->securityContext()->getSecurityOrigin()->hasSuborigin()) { | 96 } else if (frame->securityContext()->getSecurityOrigin()->hasSuborigin()) { |
99 errorMessage = | 97 errorMessage = |
100 "Service worker is disabled because the context is in a suborigin."; | 98 "Service worker is disabled because the context is in a suborigin."; |
101 } else { | 99 } else { |
102 errorMessage = | 100 errorMessage = |
103 "Access to service workers is denied in this document origin."; | 101 "Access to service workers is denied in this document origin."; |
104 } | 102 } |
105 return nullptr; | 103 return nullptr; |
106 } | 104 } |
107 if (!m_serviceWorker && frame) { | 105 if (!m_serviceWorker && frame) { |
| 106 // We need to create a new ServiceWorkerContainer when the frame |
| 107 // navigates to a new document. In practice, this happens only when the |
| 108 // frame navigates from the initial empty page to a new same-origin page. |
108 DCHECK(frame->domWindow()); | 109 DCHECK(frame->domWindow()); |
109 m_serviceWorker = ServiceWorkerContainer::create( | 110 m_serviceWorker = ServiceWorkerContainer::create( |
110 frame->domWindow()->getExecutionContext()); | 111 frame->domWindow()->getExecutionContext(), this); |
111 } | 112 } |
112 return m_serviceWorker.get(); | 113 return m_serviceWorker.get(); |
113 } | 114 } |
114 | 115 |
115 void NavigatorServiceWorker::contextDestroyed() { | 116 void NavigatorServiceWorker::clearServiceWorker() { |
116 m_serviceWorker = nullptr; | 117 m_serviceWorker = nullptr; |
117 } | 118 } |
118 | 119 |
119 DEFINE_TRACE(NavigatorServiceWorker) { | 120 DEFINE_TRACE(NavigatorServiceWorker) { |
120 visitor->trace(m_serviceWorker); | 121 visitor->trace(m_serviceWorker); |
121 Supplement<Navigator>::trace(visitor); | 122 Supplement<Navigator>::trace(visitor); |
122 ContextLifecycleObserver::trace(visitor); | |
123 } | 123 } |
124 | 124 |
125 } // namespace blink | 125 } // namespace blink |
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