peerplays_migrated/libraries/chain/is_authorized_asset.cpp
2017-05-25 12:13:59 +03:00

70 lines
2.3 KiB
C++

/*
* Copyright (c) 2015 Cryptonomex, Inc., and contributors.
*
* The MIT License
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <graphene/chain/account_object.hpp>
#include <graphene/chain/asset_object.hpp>
#include <graphene/chain/database.hpp>
#include <graphene/chain/hardfork.hpp>
namespace graphene { namespace chain {
namespace detail {
bool _is_authorized_asset(
const database& d,
const account_object& acct,
const asset_object& asset_obj)
{
if( acct.allowed_assets.valid() )
{
if( acct.allowed_assets->find( asset_obj.id ) == acct.allowed_assets->end() )
return false;
// must still pass other checks even if it is in allowed_assets
}
for( const auto id : acct.blacklisting_accounts )
{
if( asset_obj.options.blacklist_authorities.find(id) != asset_obj.options.blacklist_authorities.end() )
return false;
}
if( d.head_block_time() > HARDFORK_415_TIME )
{
if( asset_obj.options.whitelist_authorities.size() == 0 )
return true;
}
for( const auto id : acct.whitelisting_accounts )
{
if( asset_obj.options.whitelist_authorities.find(id) != asset_obj.options.whitelist_authorities.end() )
return true;
}
return false;
}
} // detail
} } // graphene::chain