e4f7483ec3
This check was the pre-419 check of whether the fee asset is authorized, which was (due to a typo) buggily checking the sent asset rather then the fee asset.
124 lines
4.9 KiB
C++
124 lines
4.9 KiB
C++
/*
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* Copyright (c) 2015 Cryptonomex, Inc., and contributors.
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*
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* The MIT License
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <graphene/chain/transfer_evaluator.hpp>
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#include <graphene/chain/account_object.hpp>
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#include <graphene/chain/exceptions.hpp>
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#include <graphene/chain/hardfork.hpp>
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#include <graphene/chain/is_authorized_asset.hpp>
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namespace graphene { namespace chain {
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void_result transfer_evaluator::do_evaluate( const transfer_operation& op )
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{ try {
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const database& d = db();
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const account_object& from_account = op.from(d);
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const account_object& to_account = op.to(d);
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const asset_object& asset_type = op.amount.asset_id(d);
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try {
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GRAPHENE_ASSERT(
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is_authorized_asset( d, from_account, asset_type ),
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transfer_from_account_not_whitelisted,
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"'from' account ${from} is not whitelisted for asset ${asset}",
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("from",op.from)
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("asset",op.amount.asset_id)
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);
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GRAPHENE_ASSERT(
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is_authorized_asset( d, to_account, asset_type ),
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transfer_to_account_not_whitelisted,
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"'to' account ${to} is not whitelisted for asset ${asset}",
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("to",op.to)
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("asset",op.amount.asset_id)
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);
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if( asset_type.is_transfer_restricted() )
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{
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GRAPHENE_ASSERT(
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from_account.id == asset_type.issuer || to_account.id == asset_type.issuer,
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transfer_restricted_transfer_asset,
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"Asset {asset} has transfer_restricted flag enabled",
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("asset", op.amount.asset_id)
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);
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}
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bool insufficient_balance = d.get_balance( from_account, asset_type ).amount >= op.amount.amount;
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FC_ASSERT( insufficient_balance,
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"Insufficient Balance: ${balance}, unable to transfer '${total_transfer}' from account '${a}' to '${t}'",
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("a",from_account.name)("t",to_account.name)("total_transfer",d.to_pretty_string(op.amount))("balance",d.to_pretty_string(d.get_balance(from_account, asset_type))) );
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return void_result();
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} FC_RETHROW_EXCEPTIONS( error, "Unable to transfer ${a} from ${f} to ${t}", ("a",d.to_pretty_string(op.amount))("f",op.from(d).name)("t",op.to(d).name) );
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} FC_CAPTURE_AND_RETHROW( (op) ) }
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void_result transfer_evaluator::do_apply( const transfer_operation& o )
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{ try {
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db().adjust_balance( o.from, -o.amount );
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db().adjust_balance( o.to, o.amount );
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return void_result();
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} FC_CAPTURE_AND_RETHROW( (o) ) }
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void_result override_transfer_evaluator::do_evaluate( const override_transfer_operation& op )
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{ try {
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const database& d = db();
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const asset_object& asset_type = op.amount.asset_id(d);
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GRAPHENE_ASSERT(
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asset_type.can_override(),
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override_transfer_not_permitted,
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"override_transfer not permitted for asset ${asset}",
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("asset", op.amount.asset_id)
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);
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FC_ASSERT( asset_type.issuer == op.issuer );
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const account_object& from_account = op.from(d);
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const account_object& to_account = op.to(d);
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FC_ASSERT( is_authorized_asset( d, to_account, asset_type ) );
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FC_ASSERT( is_authorized_asset( d, from_account, asset_type ) );
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if( d.head_block_time() <= HARDFORK_419_TIME )
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{
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FC_ASSERT( is_authorized_asset( d, from_account, asset_type ) );
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}
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// the above becomes no-op after hardfork because this check will then be performed in evaluator
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FC_ASSERT( d.get_balance( from_account, asset_type ).amount >= op.amount.amount,
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"", ("total_transfer",op.amount)("balance",d.get_balance(from_account, asset_type).amount) );
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return void_result();
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} FC_CAPTURE_AND_RETHROW( (op) ) }
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void_result override_transfer_evaluator::do_apply( const override_transfer_operation& o )
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{ try {
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db().adjust_balance( o.from, -o.amount );
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db().adjust_balance( o.to, o.amount );
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return void_result();
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} FC_CAPTURE_AND_RETHROW( (o) ) }
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} } // graphene::chain
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