void ad_operation::evaluate( transaction_evaluation_state& eval_state )const { try { if( this->amount.amount <= 0 ) FC_CAPTURE_AND_THROW( negative_deposit, (amount) ); FC_ASSERT( !message.empty() ); FC_ASSERT( amount.asset_id == 0 ); const size_t message_kb = (message.size() / 1024) + 1; const share_type required_fee = message_kb * BTS_BLOCKCHAIN_MIN_AD_FEE; FC_ASSERT( amount.amount >= required_fee, "Message of size ${s} KiB requires at least ${a} satoshis to be pay!", ("s",message_kb)("a",required_fee) ); // half of the note fees goto collected fees(delegate pay), other go to ad owner eval_state.min_fees[amount.asset_id] += required_fee; FC_ASSERT( owner_account_id != 0 ); const oaccount_record owner_account_rec = eval_state.pending_state()->get_account_record( abs( this->owner_account_id ) ); FC_ASSERT( owner_account_rec.valid() ); auto owner_address = owner_account_rec->active_address(); auto ad_income_balance = eval_state.pending_state()->get_balance_record(withdraw_condition( withdraw_with_signature(owner_address), 0 ).get_address()); if( !ad_income_balance ) ad_income_balance = balance_record( owner_address, asset(0, 0), 0 ); auto ad_pay = amount.amount - required_fee; ad_income_balance->balance += ad_pay; ad_income_balance->last_update = eval_state.pending_state()->now(); ad_income_balance->deposit_date = eval_state.pending_state()->now(); eval_state.pending_state()->store_balance_record( *ad_income_balance ); eval_state.sub_balance( asset(ad_pay, amount.asset_id) ); // checking the signature of the publisher. FC_ASSERT( publisher_account_id != 0 ); const oaccount_record publisher_account_rec = eval_state.pending_state()->get_account_record( abs( this->publisher_account_id ) ); FC_ASSERT( publisher_account_rec.valid() ); eval_state.check_signature( publisher_account_rec->active_key() ); ad_record record; record.index.account_id = owner_account_id; record.index.transaction_id = eval_state.trx.id(); record.publisher_id = publisher_account_id; record.amount = amount; record.message = message; record.signer = message_signature; // the message must be signed by the claimed publisher account FC_ASSERT( publisher_account_rec->active_key() == record.signer_key() ); FC_ASSERT( !eval_state.pending_state()->get_ad_record( record.index ).valid() ); eval_state.pending_state()->store_ad_record( std::move( record ) ); } FC_CAPTURE_AND_RETHROW( (*this) ) }
void domain_update_signin_operation::evaluate( transaction_evaluation_state& eval_state ) { auto odomain_rec = eval_state._current_state->get_domain_record( this->domain_name ); auto now = eval_state._current_state->now().sec_since_epoch(); FC_ASSERT( odomain_rec.valid(), "Trying to update domain which does not exist" ); FC_ASSERT( odomain_rec->get_true_state(now) == domain_record::owned, "Attempting to update a domain which is not in 'owned' state"); FC_ASSERT( eval_state.check_signature( odomain_rec->owner ), "Update not signed by owner" ); odomain_rec->signin_key = this->signin_key; odomain_rec->last_update = eval_state._current_state->now().sec_since_epoch(); eval_state._current_state->store_domain_record( *odomain_rec ); }
void note_operation::evaluate( transaction_evaluation_state& eval_state )const { try { #ifndef WIN32 #warning [HARDFORK] Remove this check after PLS_V0_1_0_FORK_BLOCK_NUM has passed #endif FC_ASSERT( eval_state.pending_state()->get_head_block_num() >= PLS_V0_1_0_FORK_BLOCK_NUM ); if( this->amount.amount <= 0 ) FC_CAPTURE_AND_THROW( negative_deposit, (amount) ); FC_ASSERT( !message->data.empty() ); FC_ASSERT( amount.asset_id == 0 ); const size_t message_kb = (message->data.size() / 1024) + 1; const share_type required_fee = message_kb * BTS_BLOCKCHAIN_MIN_NOTE_FEE; FC_ASSERT( amount.amount >= required_fee, "Message of size ${s} KiB requires at least ${a} satoshis to be burned!", ("s",message_kb)("a",required_fee) ); // 30% of the note fees goto collected fees(delegate pay), other go to the operation pool eval_state.min_fees[amount.asset_id] += amount.amount * 3 / 10; // TODO: instead of burn, the left will go to a fee pool attached to this operation. auto op_reward_record = eval_state.pending_state()->get_operation_reward_record(note_op_type); auto reward_fee = amount.amount - amount.amount * 3 / 10; op_reward_record->fees[amount.asset_id] += reward_fee; eval_state.sub_balance( asset(reward_fee, amount.asset_id) ); eval_state.pending_state()->store_operation_reward_record( *op_reward_record ); // the transaction check the signature of the owner const oaccount_record account_rec = eval_state.pending_state()->get_account_record( abs( this->owner_account_id ) ); FC_ASSERT( account_rec.valid() ); eval_state.check_signature( account_rec->active_key() ); note_record record; record.index.account_id = owner_account_id; record.index.transaction_id = eval_state.trx.id(); record.amount = amount; record.message = message; record.signer = message_signature; // verify the signature of the message, the message signer must be the account_id's active key FC_ASSERT( account_rec->active_key() == record.signer_key() ); FC_ASSERT( !eval_state.pending_state()->get_note_record( record.index ).valid() ); eval_state.pending_state()->store_note_record( std::move( record ) ); } FC_CAPTURE_AND_RETHROW( (*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 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 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 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) ) }
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) ) }