1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef CHROME_COMMON_EXTENSIONS_PERMISSIONS_CHROME_PERMISSION_MESSAGE_PROVIDER_H_
6 #define CHROME_COMMON_EXTENSIONS_PERMISSIONS_CHROME_PERMISSION_MESSAGE_PROVIDER_H_
10 #include "base/basictypes.h"
11 #include "base/gtest_prod_util.h"
12 #include "base/strings/string16.h"
13 #include "extensions/common/permissions/permission_message_provider.h"
15 namespace extensions {
17 class ChromePermissionMessageProvider : public PermissionMessageProvider {
19 ChromePermissionMessageProvider();
20 virtual ~ChromePermissionMessageProvider();
22 // PermissionMessageProvider implementation.
23 virtual PermissionMessages GetPermissionMessages(
24 const PermissionSet* permissions,
25 Manifest::Type extension_type) const OVERRIDE;
26 virtual std::vector<string16> GetWarningMessages(
27 const PermissionSet* permissions,
28 Manifest::Type extension_type) const OVERRIDE;
29 virtual std::vector<string16> GetWarningMessagesDetails(
30 const PermissionSet* permissions,
31 Manifest::Type extension_type) const OVERRIDE;
32 virtual bool IsPrivilegeIncrease(
33 const PermissionSet* old_permissions,
34 const PermissionSet* new_permissions,
35 Manifest::Type extension_type) const OVERRIDE;
38 // Gets the permission messages for the API permissions.
39 std::set<PermissionMessage> GetAPIPermissionMessages(
40 const PermissionSet* permissions) const;
42 // Gets the permission messages for the host permissions.
43 std::set<PermissionMessage> GetHostPermissionMessages(
44 const PermissionSet* permissions,
45 Manifest::Type extension_type) const;
47 // Returns true if |new_permissions| has an elevated API privilege level
48 // compared to |old_permissions|.
49 bool IsAPIPrivilegeIncrease(
50 const PermissionSet* old_permissions,
51 const PermissionSet* new_permissions) const;
53 // Returns true if |new_permissions| has more host permissions compared to
55 bool IsHostPrivilegeIncrease(
56 const PermissionSet* old_permissions,
57 const PermissionSet* new_permissions,
58 Manifest::Type extension_type) const;
60 DISALLOW_COPY_AND_ASSIGN(ChromePermissionMessageProvider);
63 } // namespace extensions
65 #endif // CHROME_COMMON_EXTENSIONS_PERMISSIONS_CHROME_PERMISSION_MESSAGE_PROVIDER_H_