void user_auction_claim_operation::evaluate( transaction_evaluation_state& eval_state )
{ try {
FC_ASSERT( !"This operation is not enabled yet!" );
auto chain = eval_state._current_state;
auto obj = chain->get_object_record( this->auction_id );
FC_ASSERT( obj.valid(), "No such auction." );
auto auction = obj->as<user_auction_record>();
FC_ASSERT( auction.is_complete( *chain ), "Auction is not over yet." );
if( this->claim_balance )
{
FC_ASSERT( NOT auction.balance_claimed,
"Those auction winnings have already been claimed." );
eval_state.check_update_permission( auction.beneficiary );
eval_state.add_balance( auction.previous_bid );
auction.balance_claimed = true;
}
if( this->claim_object ) // set the item's owner to the winner
{
FC_ASSERT( NOT auction.object_claimed, "That object has already been claimed." );
eval_state.check_update_permission( auction.previous_bidder );
auto item = chain->get_object_record( auction.item );
FC_ASSERT( item->owner_object == auction._id, "An auction was being held for an item owned by someone else?");
item->owner_object = auction.previous_bidder;
chain->store_object_record( *item );
auction.object_claimed = true;
}
chain->store_object_record( object_record( auction ) );
} FC_CAPTURE_AND_RETHROW( (eval_state)(*this) ) }
void update_balance_vote_operation::evaluate( transaction_evaluation_state& eval_state )const
{ try {
auto current_balance_record = eval_state.pending_state()->get_balance_record( this->balance_id );
FC_ASSERT( current_balance_record.valid(), "No such balance!" );
FC_ASSERT( current_balance_record->condition.asset_id == 0, "Only BTS balances can have restricted owners." );
FC_ASSERT( current_balance_record->condition.type == withdraw_signature_type, "Restricted owners not enabled for anything but basic balances" );
auto last_update_secs = current_balance_record->last_update.sec_since_epoch();
ilog("last_update_secs is: ${secs}", ("secs", last_update_secs) );
auto balance = current_balance_record->balance;
auto fee = BTS_BLOCKCHAIN_PRECISION / 2;
FC_ASSERT( balance > fee );
auto asset_rec = eval_state.pending_state()->get_asset_record( current_balance_record->condition.asset_id );
if( asset_rec->is_market_issued() ) FC_ASSERT( current_balance_record->condition.slate_id == 0 );
if( current_balance_record->condition.slate_id )
{
eval_state.adjust_vote( current_balance_record->condition.slate_id, -balance );
}
current_balance_record->balance -= balance;
current_balance_record->last_update = eval_state.pending_state()->now();
ilog("I'm storing a balance record whose last update is: ${secs}", ("secs", current_balance_record->last_update) );
eval_state.pending_state()->store_balance_record( *current_balance_record );
auto new_restricted_owner = current_balance_record->restricted_owner;
auto new_slate = current_balance_record->condition.slate_id;
if( this->new_restricted_owner.valid() && (this->new_restricted_owner != new_restricted_owner) )
{
ilog("@n new restricted owner specified and its not the existing one");
for( const auto& owner : current_balance_record->owners() ) //eventually maybe multisig can delegate vote
{
if( !eval_state.check_signature( owner ) )
FC_CAPTURE_AND_THROW( missing_signature, (owner) );
}
new_restricted_owner = this->new_restricted_owner;
new_slate = this->new_slate;
}
else // NOT this->new_restricted_owner.valid() || (this->new_restricted_owner == new_restricted_owner)
{
auto restricted_owner = current_balance_record->restricted_owner;
/*
FC_ASSERT( restricted_owner.valid(),
"Didn't specify a new restricted owner, but one currently exists." );
*/
ilog( "@n now: ${secs}", ("secs", eval_state.pending_state()->now().sec_since_epoch()) );
ilog( "@n last update: ${secs}", ("secs", last_update_secs ) );
FC_ASSERT( eval_state.pending_state()->now().sec_since_epoch() - last_update_secs
>= BTS_BLOCKCHAIN_VOTE_UPDATE_PERIOD_SEC,
"You cannot update your vote this frequently with only the voting key!" );
if( NOT eval_state.check_signature( *restricted_owner ) )
{
const auto& owners = current_balance_record->owners();
for( const auto& owner : owners ) //eventually maybe multisig can delegate vote
{
if( NOT eval_state.check_signature( owner ) )
FC_CAPTURE_AND_THROW( missing_signature, (owner) );
}
}
new_slate = this->new_slate;
}
const auto owner = current_balance_record->owner();
FC_ASSERT( owner.valid() );
withdraw_condition new_condition( withdraw_with_signature( *owner ), 0, new_slate );
balance_record newer_balance_record( new_condition );
auto new_balance_record = eval_state.pending_state()->get_balance_record( newer_balance_record.id() );
if( !new_balance_record.valid() )
new_balance_record = current_balance_record;
new_balance_record->condition = new_condition;
if( new_balance_record->balance == 0 )
{
new_balance_record->deposit_date = eval_state.pending_state()->now();
}
else
{
fc::uint128 old_sec_since_epoch( current_balance_record->deposit_date.sec_since_epoch() );
fc::uint128 new_sec_since_epoch( eval_state.pending_state()->now().sec_since_epoch() );
fc::uint128 avg = (old_sec_since_epoch * new_balance_record->balance) + (new_sec_since_epoch * balance);
avg /= (new_balance_record->balance + balance);
new_balance_record->deposit_date = time_point_sec( avg.to_integer() );
}
new_balance_record->last_update = eval_state.pending_state()->now();
new_balance_record->balance += (balance - fee);
new_balance_record->restricted_owner = new_restricted_owner;
eval_state.add_balance( asset(fee, 0) );
// update delegate vote on deposited account..
if( new_balance_record->condition.slate_id )
eval_state.adjust_vote( new_balance_record->condition.slate_id, (balance-fee) );
ilog("I'm storing a balance record whose last update is: ${secs}", ("secs", new_balance_record->last_update) );
eval_state.pending_state()->store_balance_record( *new_balance_record );
} FC_CAPTURE_AND_RETHROW( (*this) ) }
void withdraw_operation::evaluate( transaction_evaluation_state& eval_state )const
{ try {
if( this->amount <= 0 )
FC_CAPTURE_AND_THROW( negative_withdraw, (amount) );
obalance_record current_balance_record = eval_state.pending_state()->get_balance_record( this->balance_id );
if( !current_balance_record.valid() )
FC_CAPTURE_AND_THROW( unknown_balance_record, (balance_id) );
if( this->amount > current_balance_record->get_spendable_balance( eval_state.pending_state()->now() ).amount )
FC_CAPTURE_AND_THROW( insufficient_funds, (current_balance_record)(amount) );
auto asset_rec = eval_state.pending_state()->get_asset_record( current_balance_record->condition.asset_id );
FC_ASSERT( asset_rec.valid() );
const bool authority_is_retracting = asset_rec->flag_is_active( asset_record::retractable_balances )
&& eval_state.verify_authority( asset_rec->authority );
if( !authority_is_retracting )
{
FC_ASSERT( !asset_rec->flag_is_active( asset_record::halted_withdrawals ) );
switch( (withdraw_condition_types)current_balance_record->condition.type )
{
case withdraw_signature_type:
{
const withdraw_with_signature condition = current_balance_record->condition.as<withdraw_with_signature>();
const address owner = condition.owner;
if( !eval_state.check_signature( owner ) )
FC_CAPTURE_AND_THROW( missing_signature, (owner) );
break;
}
case withdraw_vesting_type:
{
const withdraw_vesting condition = current_balance_record->condition.as<withdraw_vesting>();
const address owner = condition.owner;
if( !eval_state.check_signature( owner ) )
FC_CAPTURE_AND_THROW( missing_signature, (owner) );
break;
}
case withdraw_multisig_type:
{
auto multisig = current_balance_record->condition.as<withdraw_with_multisig>();
uint32_t valid_signatures = 0;
for( const auto& sig : multisig.owners )
valid_signatures += eval_state.check_signature( sig );
if( valid_signatures < multisig.required )
FC_CAPTURE_AND_THROW( missing_signature, (valid_signatures)(multisig) );
break;
}
default:
FC_CAPTURE_AND_THROW( invalid_withdraw_condition, (current_balance_record->condition) );
}
}
// update delegate vote on withdrawn account..
if( current_balance_record->condition.asset_id == 0 && current_balance_record->condition.slate_id )
eval_state.adjust_vote( current_balance_record->condition.slate_id, -this->amount );
if( asset_rec->is_market_issued() )
{
auto yield = current_balance_record->calculate_yield( eval_state.pending_state()->now(),
current_balance_record->balance,
asset_rec->collected_fees,
asset_rec->current_supply );
if( yield.amount > 0 )
{
asset_rec->collected_fees -= yield.amount;
current_balance_record->balance += yield.amount;
current_balance_record->deposit_date = eval_state.pending_state()->now();
eval_state.yield_claimed[ current_balance_record->asset_id() ] += yield.amount;
eval_state.pending_state()->store_asset_record( *asset_rec );
}
}
current_balance_record->balance -= this->amount;
current_balance_record->last_update = eval_state.pending_state()->now();
eval_state.pending_state()->store_balance_record( *current_balance_record );
if( asset_rec->withdrawal_fee != 0 && !eval_state.verify_authority( asset_rec->authority ) )
eval_state.min_fees[ asset_rec->id ] = std::max( asset_rec->withdrawal_fee, eval_state.min_fees[ asset_rec->id ] );
eval_state.add_balance( asset( this->amount, current_balance_record->condition.asset_id ) );
} FC_CAPTURE_AND_RETHROW( (*this) ) }
void withdraw_operation::evaluate_v3( transaction_evaluation_state& eval_state )
{ try {
if( eval_state._current_state->get_head_block_num() < BTS_V0_4_15_FORK_BLOCK_NUM )
return evaluate_v2( eval_state );
if( this->amount <= 0 )
FC_CAPTURE_AND_THROW( negative_deposit, (amount) );
obalance_record current_balance_record = eval_state._current_state->get_balance_record( this->balance_id );
if( !current_balance_record )
FC_CAPTURE_AND_THROW( unknown_balance_record, (balance_id) );
if( this->amount > current_balance_record->balance ) // Some withdraw conditions require extra checks (e.g. vesting condition)
FC_CAPTURE_AND_THROW( insufficient_funds,
(current_balance_record)
(amount)
(current_balance_record->balance - amount) );
switch( (withdraw_condition_types)current_balance_record->condition.type )
{
case withdraw_signature_type:
{
auto owner = current_balance_record->condition.as<withdraw_with_signature>().owner;
if( !eval_state.check_signature( owner ) )
FC_CAPTURE_AND_THROW( missing_signature, (owner) );
break;
}
default:
FC_CAPTURE_AND_THROW( invalid_withdraw_condition, (current_balance_record->condition) );
}
// update delegate vote on withdrawn account..
if( current_balance_record->condition.asset_id == 0 && current_balance_record->condition.delegate_slate_id )
eval_state.adjust_vote( current_balance_record->condition.delegate_slate_id, -this->amount );
auto asset_rec = eval_state._current_state->get_asset_record( current_balance_record->condition.asset_id );
FC_ASSERT( asset_rec.valid() );
if( asset_rec->is_market_issued() )
{
auto yield = current_balance_record->calculate_yield_v1( eval_state._current_state->now(),
current_balance_record->balance,
asset_rec->collected_fees,
asset_rec->current_share_supply );
if( yield.amount > 0 )
{
asset_rec->collected_fees -= yield.amount;
current_balance_record->balance += yield.amount;
current_balance_record->deposit_date = eval_state._current_state->now();
eval_state.yield[current_balance_record->condition.asset_id] += yield.amount;
eval_state._current_state->store_asset_record( *asset_rec );
}
}
current_balance_record->balance -= this->amount;
current_balance_record->last_update = eval_state._current_state->now();
eval_state._current_state->store_balance_record( *current_balance_record );
eval_state.add_balance( asset(this->amount, current_balance_record->condition.asset_id) );
} FC_CAPTURE_AND_RETHROW( (*this) ) }
