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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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_EXTENSION_SPECIAL_STORAGE_POLICY_H_ | 5 #ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_SPECIAL_STORAGE_POLICY_H_ |
| 6 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_SPECIAL_STORAGE_POLICY_H_ | 6 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_SPECIAL_STORAGE_POLICY_H_ |
| 7 #pragma once | 7 #pragma once |
| 8 | 8 |
| 9 #include <map> | 9 #include <map> |
| 10 #include <string> | 10 #include <string> |
| 11 | 11 |
| 12 #include "base/synchronization/lock.h" | 12 #include "base/synchronization/lock.h" |
| 13 #include "googleurl/src/gurl.h" | 13 #include "googleurl/src/gurl.h" |
| 14 #include "webkit/quota/special_storage_policy.h" | 14 #include "webkit/quota/special_storage_policy.h" |
| 15 | 15 |
| 16 class Extension; | 16 class Extension; |
| 17 | 17 |
| 18 // Special rights are granted to 'extensions' and 'applications'. The | 18 // Special rights are granted to 'extensions' and 'applications'. The |
| 19 // storage subsystems and the browsing data remover query this interface | 19 // storage subsystems and the browsing data remover query this interface |
| 20 // to determine which origins have these rights. | 20 // to determine which origins have these rights. |
| 21 class ExtensionSpecialStoragePolicy : public quota::SpecialStoragePolicy { | 21 class ExtensionSpecialStoragePolicy : public quota::SpecialStoragePolicy { |
| 22 public: | 22 public: |
| 23 ExtensionSpecialStoragePolicy(); | 23 ExtensionSpecialStoragePolicy(); |
| 24 | 24 |
| 25 // SpecialStoragePolicy methods used by storage subsystems and the browsing | 25 // SpecialStoragePolicy methods used by storage subsystems and the browsing |
| 26 // data remover. These methods are safe to call on any thread. | 26 // data remover. These methods are safe to call on any thread. |
| 27 virtual bool IsStorageProtected(const GURL& origin); | 27 virtual bool IsStorageProtected(const GURL& origin); |
| 28 virtual bool IsStorageUnlimited(const GURL& origin); | 28 virtual bool IsStorageUnlimited(const GURL& origin); |
| 29 virtual bool IsLocalFileSystemAccessAllowed(const GURL& origin); | 29 virtual bool IsFileHandler(const std::string& extension_id); |
| 30 | 30 |
| 31 // Methods used by the ExtensionService to populate this class. | 31 // Methods used by the ExtensionService to populate this class. |
| 32 void GrantRightsForExtension(const Extension* extension); | 32 void GrantRightsForExtension(const Extension* extension); |
| 33 void RevokeRightsForExtension(const Extension* extension); | 33 void RevokeRightsForExtension(const Extension* extension); |
| 34 void RevokeRightsForAllExtensions(); | 34 void RevokeRightsForAllExtensions(); |
| 35 | 35 |
| 36 private: | 36 private: |
| 37 class SpecialCollection { | 37 class SpecialCollection { |
| 38 public: | 38 public: |
| 39 SpecialCollection(); | 39 SpecialCollection(); |
| 40 ~SpecialCollection(); | 40 ~SpecialCollection(); |
| 41 | 41 |
| 42 bool Contains(const GURL& origin); | 42 bool Contains(const GURL& origin); |
| 43 bool ContainsExtension(const std::string& extension_id); |
| 43 void Add(const Extension* extension); | 44 void Add(const Extension* extension); |
| 44 void Remove(const Extension* extension); | 45 void Remove(const Extension* extension); |
| 45 void Clear(); | 46 void Clear(); |
| 46 | 47 |
| 47 private: | 48 private: |
| 48 typedef std::map<GURL, bool> CachedResults; | 49 typedef std::map<GURL, bool> CachedResults; |
| 49 typedef std::map<std::string, scoped_refptr<const Extension> > Extensions; | 50 typedef std::map<std::string, scoped_refptr<const Extension> > Extensions; |
| 50 Extensions extensions_; | 51 Extensions extensions_; |
| 51 CachedResults cached_resuts_; | 52 CachedResults cached_results_; |
| 52 }; | 53 }; |
| 53 | 54 |
| 54 virtual ~ExtensionSpecialStoragePolicy(); | 55 virtual ~ExtensionSpecialStoragePolicy(); |
| 55 | 56 |
| 56 base::Lock lock_; // Synchronize all access to the collections. | 57 base::Lock lock_; // Synchronize all access to the collections. |
| 57 SpecialCollection protected_apps_; | 58 SpecialCollection protected_apps_; |
| 58 SpecialCollection unlimited_extensions_; | 59 SpecialCollection unlimited_extensions_; |
| 59 SpecialCollection local_filesystem_extensions_; | 60 SpecialCollection file_handler_extensions_; |
| 60 }; | 61 }; |
| 61 | 62 |
| 62 #endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_SPECIAL_STORAGE_POLICY_H_ | 63 #endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_SPECIAL_STORAGE_POLICY_H_ |
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