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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef EXTENSIONS_COMMON_MANIFEST_HANDLERS_PERMISSIONS_PARSER_H_
#define EXTENSIONS_COMMON_MANIFEST_HANDLERS_PERMISSIONS_PARSER_H_
#include "base/memory/scoped_ptr.h"
#include "base/strings/string16.h"
#include "extensions/common/permissions/api_permission.h"
#include "extensions/common/permissions/permission_set.h"
namespace extensions {
class Extension;
class URLPatternSet;
// The class for parsing the kPermissions and kOptionalPermissions keys in the
// manifest. Because permissions are slightly different than other keys (they
// are used in many different handlers and need to be the first and last key
// touched), this is not an actual ManifestHandler (hence the difference in
// name).
class PermissionsParser {
public:
PermissionsParser();
~PermissionsParser();
// Parse the manifest-specified permissions.
bool Parse(Extension* extension, base::string16* error);
// Finalize the permissions, setting the related manifest data on the
// extension.
void Finalize(Extension* extension);
// Modify the manifest permissions. These methods should only be used
// during initialization and will DCHECK() for safety.
static void AddAPIPermission(Extension* extension,
APIPermission::ID permission);
static void AddAPIPermission(Extension* extension, APIPermission* permission);
static bool HasAPIPermission(const Extension* extension,
APIPermission::ID permission);
static void SetScriptableHosts(Extension* extension,
const URLPatternSet& scriptable_hosts);
// Return the extension's manifest-specified permissions. In no cases should
// these permissions be used to determine if an action is allowed. Instead,
// use PermissionsData.
static const PermissionSet& GetRequiredPermissions(
const Extension* extension);
static const PermissionSet& GetOptionalPermissions(
const Extension* extension);
private:
struct InitialPermissions;
// The initial permissions for the extension, which can still be modified.
scoped_ptr<InitialPermissions> initial_required_permissions_;
scoped_ptr<InitialPermissions> initial_optional_permissions_;
};
} // namespace extensions
#endif // EXTENSIONS_COMMON_MANIFEST_HANDLERS_PERMISSIONS_PARSER_H_
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