void release_escrow_operation::evaluate( transaction_evaluation_state& eval_state )const
{ try {
auto escrow_balance_record = eval_state.pending_state()->get_balance_record( this->escrow_id );
FC_ASSERT( escrow_balance_record.valid() );
if( this->amount_to_receiver < 0 )
FC_CAPTURE_AND_THROW( negative_withdraw, (amount_to_receiver) );
if( this->amount_to_sender < 0 )
FC_CAPTURE_AND_THROW( negative_withdraw, (amount_to_sender) );
if( !eval_state.check_signature( this->released_by ) )
FC_ASSERT( false, "transaction not signed by releasor" );
auto escrow_condition = escrow_balance_record->condition.as<withdraw_with_escrow>();
auto total_released = uint64_t(amount_to_sender) + uint64_t(amount_to_receiver);
FC_ASSERT( total_released <= escrow_balance_record->balance );
FC_ASSERT( total_released >= amount_to_sender ); // check for addition overflow
FC_ASSERT( total_released >= amount_to_receiver ); // check for addition overflow
escrow_balance_record->balance -= total_released;
auto asset_rec = eval_state.pending_state()->get_asset_record( escrow_balance_record->condition.asset_id );
if( amount_to_sender > 0 )
FC_ASSERT( asset_rec->address_is_whitelisted( escrow_condition.sender ) );
if( amount_to_receiver > 0 )
FC_ASSERT( asset_rec->address_is_whitelisted( escrow_condition.receiver ) );
const bool authority_is_retracting = asset_rec->flag_is_active( asset_record::retractable_balances )
&& eval_state.verify_authority( asset_rec->authority );
if( escrow_condition.sender == this->released_by )
{
FC_ASSERT( amount_to_sender == 0 );
FC_ASSERT( amount_to_receiver <= escrow_balance_record->balance );
if( !eval_state.check_signature( escrow_condition.sender ) && !authority_is_retracting)
FC_CAPTURE_AND_THROW( missing_signature, (escrow_condition.sender) );
balance_record new_balance_record( escrow_condition.receiver,
asset( amount_to_receiver, escrow_balance_record->asset_id() ),
escrow_balance_record->slate_id() );
auto current_receiver_balance = eval_state.pending_state()->get_balance_record( new_balance_record.id());
if( current_receiver_balance )
current_receiver_balance->balance += amount_to_receiver;
else
current_receiver_balance = new_balance_record;
eval_state.pending_state()->store_balance_record( *current_receiver_balance );
}
else if( escrow_condition.receiver == this->released_by )
{
FC_ASSERT( amount_to_receiver == 0 );
FC_ASSERT( amount_to_sender <= escrow_balance_record->balance );
if( !eval_state.check_signature( escrow_condition.receiver ) && !authority_is_retracting)
FC_CAPTURE_AND_THROW( missing_signature, (escrow_condition.receiver) );
balance_record new_balance_record( escrow_condition.sender,
asset( amount_to_sender, escrow_balance_record->asset_id() ),
escrow_balance_record->slate_id() );
auto current_sender_balance = eval_state.pending_state()->get_balance_record( new_balance_record.id());
if( current_sender_balance )
current_sender_balance->balance += amount_to_sender;
else
current_sender_balance = new_balance_record;
eval_state.pending_state()->store_balance_record( *current_sender_balance );
}
else if( escrow_condition.escrow == this->released_by )
{
if( !eval_state.check_signature( escrow_condition.escrow ) && !authority_is_retracting )
FC_CAPTURE_AND_THROW( missing_signature, (escrow_condition.escrow) );
// get a balance record for the receiver, create it if necessary and deposit funds
{
balance_record new_balance_record( escrow_condition.receiver,
asset( amount_to_receiver, escrow_balance_record->asset_id() ),
escrow_balance_record->slate_id() );
auto current_receiver_balance = eval_state.pending_state()->get_balance_record( new_balance_record.id());
if( current_receiver_balance )
current_receiver_balance->balance += amount_to_receiver;
else
current_receiver_balance = new_balance_record;
eval_state.pending_state()->store_balance_record( *current_receiver_balance );
}
// get a balance record for the sender, create it if necessary and deposit funds
{
balance_record new_balance_record( escrow_condition.sender,
asset( amount_to_sender, escrow_balance_record->asset_id() ),
escrow_balance_record->slate_id() );
auto current_sender_balance = eval_state.pending_state()->get_balance_record( new_balance_record.id());
if( current_sender_balance )
current_sender_balance->balance += amount_to_sender;
else
current_sender_balance = new_balance_record;
eval_state.pending_state()->store_balance_record( *current_sender_balance );
}
}
else if( address() == this->released_by )
{
if( !eval_state.check_signature( escrow_condition.sender ) && !authority_is_retracting)
FC_CAPTURE_AND_THROW( missing_signature, (escrow_condition.sender) );
if( !eval_state.check_signature( escrow_condition.receiver ) && !authority_is_retracting)
FC_CAPTURE_AND_THROW( missing_signature, (escrow_condition.receiver) );
// get a balance record for the receiver, create it if necessary and deposit funds
{
balance_record new_balance_record( escrow_condition.receiver,
asset( amount_to_receiver, escrow_balance_record->asset_id() ),
escrow_balance_record->slate_id() );
auto current_receiver_balance = eval_state.pending_state()->get_balance_record( new_balance_record.id());
if( current_receiver_balance )
current_receiver_balance->balance += amount_to_receiver;
else
current_receiver_balance = new_balance_record;
eval_state.pending_state()->store_balance_record( *current_receiver_balance );
}
// get a balance record for the sender, create it if necessary and deposit funds
{
balance_record new_balance_record( escrow_condition.sender,
asset( amount_to_sender, escrow_balance_record->asset_id() ),
escrow_balance_record->slate_id() );
auto current_sender_balance = eval_state.pending_state()->get_balance_record( new_balance_record.id());
if( current_sender_balance )
current_sender_balance->balance += amount_to_sender;
else
current_sender_balance = new_balance_record;
eval_state.pending_state()->store_balance_record( *current_sender_balance );
}
}
else
{
FC_ASSERT( false, "not released by a party to the escrow transaction" );
}
eval_state.pending_state()->store_balance_record( *escrow_balance_record );
} FC_CAPTURE_AND_RETHROW( (*this) ) }
void release_escrow_operation::evaluate( transaction_evaluation_state& eval_state )
{ try {
FC_ASSERT( !"This operation is not enabled yet!" );
auto escrow_balance_record = eval_state._current_state->get_balance_record( this->escrow_id );
FC_ASSERT( escrow_balance_record.valid() );
if( !eval_state.check_signature( this->released_by ) )
FC_ASSERT( !"transaction not signed by releasor" );
auto escrow_condition = escrow_balance_record->condition.as<withdraw_with_escrow>();
auto total_released = amount_to_sender + amount_to_receiver;
FC_ASSERT( total_released <= escrow_balance_record->balance );
FC_ASSERT( total_released >= amount_to_sender ); // check for addition overflow
escrow_balance_record->balance -= total_released;
auto asset_rec = eval_state._current_state->get_asset_record( escrow_balance_record->condition.asset_id );
if( asset_rec->is_restricted() )
{
FC_ASSERT( eval_state._current_state->get_authorization( escrow_balance_record->condition.asset_id, escrow_condition.receiver ) );
}
if( asset_rec->is_retractable() )
{
if( eval_state.verify_authority( asset_rec->authority ) )
{
//
}
}
if( escrow_condition.sender == this->released_by )
{
FC_ASSERT( amount_to_sender == 0 );
FC_ASSERT( amount_to_receiver <= escrow_balance_record->balance );
if( !eval_state.check_signature( escrow_condition.sender ) )
FC_CAPTURE_AND_THROW( missing_signature, (escrow_condition.sender) );
balance_record new_balance_record( escrow_condition.receiver,
asset( amount_to_receiver, escrow_balance_record->asset_id() ),
escrow_balance_record->slate_id() );
auto current_receiver_balance = eval_state._current_state->get_balance_record( new_balance_record.id());
if( current_receiver_balance )
current_receiver_balance->balance += amount_to_receiver;
else
current_receiver_balance = new_balance_record;
eval_state._current_state->store_balance_record( *current_receiver_balance );
}
else if( escrow_condition.receiver == this->released_by )
{
FC_ASSERT( amount_to_receiver == 0 );
FC_ASSERT( amount_to_sender <= escrow_balance_record->balance );
if( !eval_state.check_signature( escrow_condition.receiver ) )
FC_CAPTURE_AND_THROW( missing_signature, (escrow_condition.receiver) );
balance_record new_balance_record( escrow_condition.sender,
asset( amount_to_sender, escrow_balance_record->asset_id() ),
escrow_balance_record->slate_id() );
auto current_sender_balance = eval_state._current_state->get_balance_record( new_balance_record.id());
if( current_sender_balance )
current_sender_balance->balance += amount_to_sender;
else
current_sender_balance = new_balance_record;
eval_state._current_state->store_balance_record( *current_sender_balance );
}
else if( escrow_condition.escrow == this->released_by )
{
if( !eval_state.check_signature( escrow_condition.escrow ) )
FC_CAPTURE_AND_THROW( missing_signature, (escrow_condition.escrow) );
// get a balance record for the receiver, create it if necessary and deposit funds
{
balance_record new_balance_record( escrow_condition.receiver,
asset( amount_to_receiver, escrow_balance_record->asset_id() ),
escrow_balance_record->slate_id() );
auto current_receiver_balance = eval_state._current_state->get_balance_record( new_balance_record.id());
if( current_receiver_balance )
current_receiver_balance->balance += amount_to_receiver;
else
current_receiver_balance = new_balance_record;
eval_state._current_state->store_balance_record( *current_receiver_balance );
}
// get a balance record for the sender, create it if necessary and deposit funds
{
balance_record new_balance_record( escrow_condition.sender,
asset( amount_to_sender, escrow_balance_record->asset_id() ),
escrow_balance_record->slate_id() );
auto current_sender_balance = eval_state._current_state->get_balance_record( new_balance_record.id());
if( current_sender_balance )
current_sender_balance->balance += amount_to_sender;
else
current_sender_balance = new_balance_record;
eval_state._current_state->store_balance_record( *current_sender_balance );
}
}
else if( address() == this->released_by )
{
if( !eval_state.check_signature( escrow_condition.sender ) )
FC_CAPTURE_AND_THROW( missing_signature, (escrow_condition.sender) );
if( !eval_state.check_signature( escrow_condition.receiver ) )
FC_CAPTURE_AND_THROW( missing_signature, (escrow_condition.receiver) );
// get a balance record for the receiver, create it if necessary and deposit funds
{
balance_record new_balance_record( escrow_condition.receiver,
asset( amount_to_receiver, escrow_balance_record->asset_id() ),
escrow_balance_record->slate_id() );
auto current_receiver_balance = eval_state._current_state->get_balance_record( new_balance_record.id());
if( current_receiver_balance )
current_receiver_balance->balance += amount_to_receiver;
else
current_receiver_balance = new_balance_record;
eval_state._current_state->store_balance_record( *current_receiver_balance );
}
// get a balance record for the sender, create it if necessary and deposit funds
{
balance_record new_balance_record( escrow_condition.sender,
asset( amount_to_sender, escrow_balance_record->asset_id() ),
escrow_balance_record->slate_id() );
auto current_sender_balance = eval_state._current_state->get_balance_record( new_balance_record.id());
if( current_sender_balance )
current_sender_balance->balance += amount_to_sender;
else
current_sender_balance = new_balance_record;
eval_state._current_state->store_balance_record( *current_sender_balance );
}
}
else
{
FC_ASSERT( !"not released by a party to the escrow transaction" );
}
eval_state._current_state->store_balance_record( *escrow_balance_record );
} FC_CAPTURE_AND_RETHROW( (*this) ) }