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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 CHROME_BROWSER_EXTENSIONS_ACTIVE_TAB_PERMISSION_GRANTER_H_ | 5 #ifndef CHROME_BROWSER_EXTENSIONS_ACTIVE_TAB_PERMISSION_GRANTER_H_ |
6 #define CHROME_BROWSER_EXTENSIONS_ACTIVE_TAB_PERMISSION_GRANTER_H_ | 6 #define CHROME_BROWSER_EXTENSIONS_ACTIVE_TAB_PERMISSION_GRANTER_H_ |
7 | 7 |
8 #include <set> | 8 #include <set> |
9 #include <string> | 9 #include <string> |
10 | 10 |
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25 | 25 |
26 class Extension; | 26 class Extension; |
27 class ExtensionRegistry; | 27 class ExtensionRegistry; |
28 | 28 |
29 // Responsible for granting and revoking tab-specific permissions to extensions | 29 // Responsible for granting and revoking tab-specific permissions to extensions |
30 // with the activeTab or tabCapture permission. | 30 // with the activeTab or tabCapture permission. |
31 class ActiveTabPermissionGranter | 31 class ActiveTabPermissionGranter |
32 : public content::WebContentsObserver, | 32 : public content::WebContentsObserver, |
33 public extensions::ExtensionRegistryObserver { | 33 public extensions::ExtensionRegistryObserver { |
34 public: | 34 public: |
| 35 // Platform specific delegate. |
| 36 class Delegate { |
| 37 public: |
| 38 virtual ~Delegate() {} |
| 39 // Platform specific check whether the user granted activeTab permission. |
| 40 virtual bool ActiveTabPermissionGranted( |
| 41 const Extension* extension, content::WebContents* web_contents) = 0; |
| 42 }; |
| 43 |
35 ActiveTabPermissionGranter(content::WebContents* web_contents, | 44 ActiveTabPermissionGranter(content::WebContents* web_contents, |
36 int tab_id, | 45 int tab_id, |
37 Profile* profile); | 46 Profile* profile); |
38 ~ActiveTabPermissionGranter() override; | 47 ~ActiveTabPermissionGranter() override; |
39 | 48 |
| 49 // Platform specific delegate should be set during startup. |delegate| is a |
| 50 // singleton instance and is leaked. |
| 51 static void SetPlatformDelegate(Delegate* delegate); |
| 52 |
40 // If |extension| has the activeTab or tabCapture permission, grants | 53 // If |extension| has the activeTab or tabCapture permission, grants |
41 // tab-specific permissions to it until the next page navigation or refresh. | 54 // tab-specific permissions to it until the next page navigation or refresh. |
42 void GrantIfRequested(const Extension* extension); | 55 void GrantIfRequested(const Extension* extension); |
43 | 56 |
44 // Clears tab-specific permissions for all extensions. Used only for testing. | 57 // Clears tab-specific permissions for all extensions. Used only for testing. |
45 void RevokeForTesting(); | 58 void RevokeForTesting(); |
46 | 59 |
47 private: | 60 private: |
48 // content::WebContentsObserver implementation. | 61 // content::WebContentsObserver implementation. |
49 void DidFinishNavigation( | 62 void DidFinishNavigation( |
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69 // Listen to extension unloaded notifications. | 82 // Listen to extension unloaded notifications. |
70 ScopedObserver<ExtensionRegistry, ExtensionRegistryObserver> | 83 ScopedObserver<ExtensionRegistry, ExtensionRegistryObserver> |
71 extension_registry_observer_; | 84 extension_registry_observer_; |
72 | 85 |
73 DISALLOW_COPY_AND_ASSIGN(ActiveTabPermissionGranter); | 86 DISALLOW_COPY_AND_ASSIGN(ActiveTabPermissionGranter); |
74 }; | 87 }; |
75 | 88 |
76 } // namespace extensions | 89 } // namespace extensions |
77 | 90 |
78 #endif // CHROME_BROWSER_EXTENSIONS_ACTIVE_TAB_PERMISSION_GRANTER_H_ | 91 #endif // CHROME_BROWSER_EXTENSIONS_ACTIVE_TAB_PERMISSION_GRANTER_H_ |
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