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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 #ifndef CONTENT_PUBLIC_BROWSER_SERVICE_WORKER_CONTEXT_H_ | 5 #ifndef CONTENT_PUBLIC_BROWSER_SERVICE_WORKER_CONTEXT_H_ |
6 #define CONTENT_PUBLIC_BROWSER_SERVICE_WORKER_CONTEXT_H_ | 6 #define CONTENT_PUBLIC_BROWSER_SERVICE_WORKER_CONTEXT_H_ |
7 | 7 |
8 #include <set> | 8 #include <set> |
9 #include <string> | 9 #include <string> |
10 | 10 |
11 #include "base/callback_forward.h" | 11 #include "base/callback_forward.h" |
12 #include "content/public/browser/service_worker_usage_info.h" | 12 #include "content/public/browser/service_worker_usage_info.h" |
13 #include "url/gurl.h" | 13 #include "url/gurl.h" |
14 | 14 |
| 15 namespace blink { |
| 16 enum class WebServiceWorkerUpdateViaCache; |
| 17 } // namespace blink |
| 18 |
15 namespace content { | 19 namespace content { |
16 | 20 |
17 class ServiceWorkerContextObserver; | 21 class ServiceWorkerContextObserver; |
18 | 22 |
19 enum class ServiceWorkerCapability { | 23 enum class ServiceWorkerCapability { |
20 NO_SERVICE_WORKER, | 24 NO_SERVICE_WORKER, |
21 SERVICE_WORKER_NO_FETCH_HANDLER, | 25 SERVICE_WORKER_NO_FETCH_HANDLER, |
22 SERVICE_WORKER_WITH_FETCH_HANDLER, | 26 SERVICE_WORKER_WITH_FETCH_HANDLER, |
23 }; | 27 }; |
24 | 28 |
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74 static bool IsExcludedHeaderNameForFetchEvent(const std::string& header_name); | 78 static bool IsExcludedHeaderNameForFetchEvent(const std::string& header_name); |
75 | 79 |
76 // Returns true if |url| is within the service worker |scope|. | 80 // Returns true if |url| is within the service worker |scope|. |
77 CONTENT_EXPORT static bool ScopeMatches(const GURL& scope, const GURL& url); | 81 CONTENT_EXPORT static bool ScopeMatches(const GURL& scope, const GURL& url); |
78 | 82 |
79 // Observer methods are always dispatched on the UI thread. | 83 // Observer methods are always dispatched on the UI thread. |
80 virtual void AddObserver(ServiceWorkerContextObserver* observer) = 0; | 84 virtual void AddObserver(ServiceWorkerContextObserver* observer) = 0; |
81 virtual void RemoveObserver(ServiceWorkerContextObserver* observer) = 0; | 85 virtual void RemoveObserver(ServiceWorkerContextObserver* observer) = 0; |
82 | 86 |
83 // Equivalent to calling navigator.serviceWorker.register(script_url, {scope: | 87 // Equivalent to calling navigator.serviceWorker.register(script_url, {scope: |
84 // pattern}) from a renderer, except that |pattern| is an absolute URL instead | 88 // pattern, updateViaCache: update_via_cache}) from a renderer, except that |
85 // of relative to some current origin. |callback| is passed true when the JS | 89 // |pattern| is an absolute URL instead of relative to some current origin. |
86 // promise is fulfilled or false when the JS promise is rejected. | 90 // |callback| is passed true when the JS promise is fulfilled or false when |
| 91 // the JS promise is rejected. |
87 // | 92 // |
88 // The registration can fail if: | 93 // The registration can fail if: |
89 // * |script_url| is on a different origin from |pattern| | 94 // * |script_url| is on a different origin from |pattern| |
90 // * Fetching |script_url| fails. | 95 // * Fetching |script_url| fails. |
91 // * |script_url| fails to parse or its top-level execution fails. | 96 // * |script_url| fails to parse or its top-level execution fails. |
92 // TODO: The error message for this needs to be available to developers. | 97 // TODO: The error message for this needs to be available to developers. |
93 // * Something unexpected goes wrong, like a renderer crash or a full disk. | 98 // * Something unexpected goes wrong, like a renderer crash or a full disk. |
94 // | 99 // |
95 // This function can be called from any thread, but the callback will always | 100 // This function can be called from any thread, but the callback will always |
96 // be called on the UI thread. | 101 // be called on the UI thread. |
97 virtual void RegisterServiceWorker(const Scope& pattern, | 102 virtual void RegisterServiceWorker( |
98 const GURL& script_url, | 103 const Scope& pattern, |
99 const ResultCallback& callback) = 0; | 104 const GURL& script_url, |
| 105 blink::WebServiceWorkerUpdateViaCache update_via_cache, |
| 106 const ResultCallback& callback) = 0; |
100 | 107 |
101 // Mechanism for embedder to increment/decrement ref count of a service | 108 // Mechanism for embedder to increment/decrement ref count of a service |
102 // worker. | 109 // worker. |
103 // Embedders can call StartingExternalRequest() while it is performing some | 110 // Embedders can call StartingExternalRequest() while it is performing some |
104 // work with the worker. The worker is considered to be working until embedder | 111 // work with the worker. The worker is considered to be working until embedder |
105 // calls FinishedExternalRequest(). This ensures that content/ does not | 112 // calls FinishedExternalRequest(). This ensures that content/ does not |
106 // shut the worker down while embedder is expecting the worker to be kept | 113 // shut the worker down while embedder is expecting the worker to be kept |
107 // alive. | 114 // alive. |
108 // | 115 // |
109 // Must be called from the IO thread. Returns whether or not changing the ref | 116 // Must be called from the IO thread. Returns whether or not changing the ref |
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189 const StartServiceWorkerForNavigationHintCallback& callback) = 0; | 196 const StartServiceWorkerForNavigationHintCallback& callback) = 0; |
190 | 197 |
191 protected: | 198 protected: |
192 ServiceWorkerContext() {} | 199 ServiceWorkerContext() {} |
193 virtual ~ServiceWorkerContext() {} | 200 virtual ~ServiceWorkerContext() {} |
194 }; | 201 }; |
195 | 202 |
196 } // namespace content | 203 } // namespace content |
197 | 204 |
198 #endif // CONTENT_PUBLIC_BROWSER_SERVICE_WORKER_CONTEXT_H_ | 205 #endif // CONTENT_PUBLIC_BROWSER_SERVICE_WORKER_CONTEXT_H_ |
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