void account_statistics_object::process_fees(const account_object& a, database& d) const
{
if( pending_fees > 0 || pending_vested_fees > 0 )
{
const auto& props = d.get_global_properties();
auto pay_out_fees = [&](const account_object& account, share_type core_fee_total, bool require_vesting)
{
// Check the referrer -- if he's no longer a member, pay to the lifetime referrer instead.
// No need to check the registrar; registrars are required to be lifetime members.
if( account.referrer(d).is_basic_account(d.head_block_time()) )
d.modify(account, [](account_object& a) {
a.referrer = a.lifetime_referrer;
});
share_type network_cut = cut_fee(core_fee_total, account.network_fee_percentage);
assert( network_cut <= core_fee_total );
#ifndef NDEBUG
share_type reserveed = cut_fee(network_cut, props.parameters.reserve_percent_of_fee);
share_type accumulated = network_cut - reserveed;
assert( accumulated + reserveed == network_cut );
#endif
share_type lifetime_cut = cut_fee(core_fee_total, account.lifetime_referrer_fee_percentage);
share_type referral = core_fee_total - network_cut - lifetime_cut;
d.modify(asset_dynamic_data_id_type()(d), [network_cut](asset_dynamic_data_object& d) {
d.accumulated_fees += network_cut;
});
// Potential optimization: Skip some of this math and object lookups by special casing on the account type.
// For example, if the account is a lifetime member, we can skip all this and just deposit the referral to
// it directly.
share_type referrer_cut = cut_fee(referral, account.referrer_rewards_percentage);
share_type registrar_cut = referral - referrer_cut;
d.deposit_cashback(d.get(account.lifetime_referrer), lifetime_cut, require_vesting);
d.deposit_cashback(d.get(account.referrer), referrer_cut, require_vesting);
d.deposit_cashback(d.get(account.registrar), registrar_cut, require_vesting);
assert( referrer_cut + registrar_cut + accumulated + reserveed + lifetime_cut == core_fee_total );
};
share_type vesting_fee_subtotal(pending_fees);
share_type vested_fee_subtotal(pending_vested_fees);
share_type vesting_cashback, vested_cashback;
pay_out_fees(a, vesting_fee_subtotal, true);
d.deposit_cashback(a, vesting_cashback, true);
pay_out_fees(a, vested_fee_subtotal, false);
d.deposit_cashback(a, vested_cashback, false);
d.modify(*this, [vested_fee_subtotal, vesting_fee_subtotal](account_statistics_object& s) {
s.lifetime_fees_paid += vested_fee_subtotal + vesting_fee_subtotal;
s.pending_fees = 0;
s.pending_vested_fees = 0;
});
}
}
void refund_worker_type::pay_worker(share_type pay, database& db)
{
total_burned += pay;
db.modify(db.get(asset_id_type()).dynamic_data(db), [pay](asset_dynamic_data_object& d) {
d.current_supply -= pay;
});
}
void find_all_janitors(database My_DB){
//In this function all janitors are retreived.
//This is done by first finding the department
//object with "Janitors" as value in to the
//Name attribute
ODB_QSTREAM q_stream;
ODB_SSTREAM s_stream;
ODB_REF o,jo;
char typenm[16]="Department";
char propnm[8]="Name";
char val[16]="Janitors";
//Open a stream over the department type with the condition that
//the Name attribute must have Janitors as value
q_stream=My_DB.open_stream(typenm,propnm,val);
//The stream may not be opened if so it is best to check before use.
if (q_stream==NULL) {
cout<<"\nError when opening stream bla bla bla...\n";
return;
};
//The stream was opened allright. In the remaining we only consider the
//first found department named Janitors, thus we do not assume the name
//to be a key to departments
o=My_DB.get(q_stream);
//If o==NULL yhen there were no such department in the database
if (o==NULL) {
cout<<"No department named "<<val<<" exist in the database\n";
return;
}
//No longer req'd
My_DB.close_stream(q_stream);
//reuse q_stream to open the stream to select all employees at
//the department bound to object reference o
q_stream=My_DB.open_stream("Employee","EmployedAt",o);
if (q_stream==NULL) {
cout<<"\nError when opening stream over employee\n";
return;
};
cout<<"\nThese are the Janitors\n-------------------------\n";
obuf.reset_buffer(); //reset the buffer
//Now, we can start browsing the janitors
jo=My_DB.get(q_stream);
while (jo!=NULL){
jo->display(obuf);
cout<<obuf.get_buffer()<<'\n';
obuf.reset_buffer();
jo=My_DB.get(q_stream);
};
//Now, Lets select those janitors who earn more than 10000.
//This is accomplished by opening a select stream over the
//query stream which selects all janitors.
//First, reset the stream
My_DB.reset_stream(q_stream);
//secondly, open a select stream over q_stream with the
//condition that the salary should be greater than 10000
s_stream=My_DB.select(q_stream,"Salary",">",(ODB_INT)10000);
cout<<"\n Theese are all the rich janitors\n";
obuf.reset_buffer(); //reset the buffer
//Now, we can start browsing the rich janitors
jo=My_DB.get(s_stream);
while (jo!=NULL){
jo->display(obuf);
cout<<obuf.get_buffer()<<'\n';
obuf.reset_buffer();
jo=My_DB.get(s_stream);
};
My_DB.close_stream(s_stream);
}