75 lines
3.2 KiB
C++
75 lines
3.2 KiB
C++
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/*
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* Copyright (c) 2015, Cryptonomex, Inc.
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* All rights reserved.
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*
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* This source code is provided for evaluation in private test networks only, until September 8, 2015. After this date, this license expires and
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* the code may not be used, modified or distributed for any purpose. Redistribution and use in source and binary forms, with or without modification,
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* are permitted until September 8, 2015, provided that the following conditions are met:
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*
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* 1. The code and/or derivative works are used only for private test networks consisting of no more than 10 P2P nodes.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <graphene/chain/witness_evaluator.hpp>
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#include <graphene/chain/witness_object.hpp>
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#include <graphene/chain/delegate_object.hpp>
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#include <graphene/chain/account_object.hpp>
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#include <graphene/chain/key_object.hpp>
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#include <graphene/chain/database.hpp>
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namespace graphene { namespace chain {
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object_id_type witness_create_evaluator::do_evaluate( const witness_create_operation& op )
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{
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FC_ASSERT(db().get(op.witness_account).is_prime());
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return object_id_type();
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}
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object_id_type witness_create_evaluator::do_apply( const witness_create_operation& op )
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{
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vote_id_type vote_id;
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db().modify(db().get_global_properties(), [&vote_id](global_property_object& p) {
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vote_id = p.get_next_vote_id(vote_id_type::witness);
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});
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const auto& new_witness_object = db().create<witness_object>( [&]( witness_object& obj ){
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obj.witness_account = op.witness_account;
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obj.vote_id = vote_id;
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obj.signing_key = op.block_signing_key;
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obj.next_secret = op.initial_secret;
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});
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return new_witness_object.id;
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}
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object_id_type witness_withdraw_pay_evaluator::do_evaluate(const witness_withdraw_pay_evaluator::operation_type& o)
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{
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database& d = db();
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witness = &d.get(o.from_witness);
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FC_ASSERT( o.to_account == witness->witness_account );
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FC_ASSERT( o.amount <= witness->accumulated_income, "Attempting to withdraw ${w}, but witness has only earned ${e}.",
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("w", o.amount)("e", witness->accumulated_income) );
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to_account = &d.get(o.to_account);
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return object_id_type();
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}
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object_id_type witness_withdraw_pay_evaluator::do_apply(const witness_withdraw_pay_evaluator::operation_type& o)
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{
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database& d = db();
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d.adjust_balance(o.to_account, asset(o.amount));
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d.modify(*witness, [&o](witness_object& w) {
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w.accumulated_income -= o.amount;
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});
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return object_id_type();
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}
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} } // graphene::chain
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