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      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
      3 // found in the LICENSE file.
      4 
      5 #ifndef EXTENSIONS_COMMON_PERMISSIONS_MEDIA_GALLERIES_PERMISSION_H_
      6 #define EXTENSIONS_COMMON_PERMISSIONS_MEDIA_GALLERIES_PERMISSION_H_
      7 
      8 #include "base/basictypes.h"
      9 #include "extensions/common/permissions/api_permission.h"
     10 #include "extensions/common/permissions/media_galleries_permission_data.h"
     11 #include "extensions/common/permissions/set_disjunction_permission.h"
     12 
     13 namespace extensions {
     14 
     15 // Media Galleries permissions are as follows:
     16 //   <media-galleries-permission-pattern>
     17 //             := <access> | <access> 'allAutoDetected' | 'allAutoDetected' |
     18 //                <access> 'scan' | 'scan'
     19 //   <access>  := 'read' | 'read' <access> | 'read' <secondary-access>
     20 //   <secondary-access>
     21 //             := 'delete' | 'delete' <secondary-access> |
     22 //                'delete' <tertiary-access>
     23 //   <tertiary-access>
     24 //             := 'copyTo' | 'copyTo' <tertiary-access>
     25 class MediaGalleriesPermission
     26   : public SetDisjunctionPermission<MediaGalleriesPermissionData,
     27                                     MediaGalleriesPermission> {
     28  public:
     29   struct CheckParam : public APIPermission::CheckParam {
     30     explicit CheckParam(const std::string& permission)
     31       : permission(permission) {}
     32     const std::string permission;
     33   };
     34 
     35   explicit MediaGalleriesPermission(const APIPermissionInfo* info);
     36   virtual ~MediaGalleriesPermission();
     37 
     38   // SetDisjunctionPermission overrides.
     39   // MediaGalleriesPermission does additional checks to make sure the
     40   // permissions do not contain unknown values.
     41   virtual bool FromValue(
     42       const base::Value* value,
     43       std::string* error,
     44       std::vector<std::string>* unhandled_permissions) OVERRIDE;
     45 
     46   // APIPermission overrides.
     47   virtual PermissionMessages GetMessages() const OVERRIDE;
     48 
     49   // Permission strings.
     50   static const char kAllAutoDetectedPermission[];
     51   static const char kScanPermission[];
     52   static const char kReadPermission[];
     53   static const char kCopyToPermission[];
     54   static const char kDeletePermission[];
     55 };
     56 
     57 }  // namespace extensions
     58 
     59 #endif  // EXTENSIONS_COMMON_PERMISSIONS_MEDIA_GALLERIES_PERMISSION_H_
     60