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Hardfork to retroactively correct referral percentages #453

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theoreticalbts 2015-11-19 16:34:15 -05:00
parent 09855166a2
commit 084e38753b
2 changed files with 38 additions and 2 deletions
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36
libraries/chain/account_evaluator.cpp
View file

@ -20,10 +20,13 @@
*/
#include <fc/smart_ref_impl.hpp>
#include <graphene/chain/account_evaluator.hpp>
#include <graphene/chain/database.hpp>
#include <graphene/chain/exceptions.hpp>
#include <graphene/chain/hardfork.hpp>
#include <graphene/chain/internal_exceptions.hpp>
#include <graphene/chain/account_evaluator.hpp>
#include <algorithm>
namespace graphene { namespace chain {
@ -95,6 +98,26 @@ void_result account_create_evaluator::do_evaluate( const account_create_operatio
object_id_type account_create_evaluator::do_apply( const account_create_operation& o )
{ try {
uint16_t referrer_percent = o.referrer_percent;
bool has_small_percent = (
(db().head_block_time() <= HARDFORK_453_TIME)
&& (o.referrer != o.registrar )
&& (o.referrer_percent != 0 )
&& (o.referrer_percent <= 0x100)
);
if( has_small_percent )
{
if( referrer_percent >= 100 )
{
wlog( "between 100% and 0x100%: ${o}", ("o", o) );
}
referrer_percent = referrer_percent*100;
if( referrer_percent > GRAPHENE_100_PERCENT )
referrer_percent = GRAPHENE_100_PERCENT;
}
const auto& new_acnt_object = db().create<account_object>( [&]( account_object& obj ){
obj.registrar = o.registrar;
obj.referrer = o.referrer;
@ -103,7 +126,7 @@ object_id_type account_create_evaluator::do_apply( const account_create_operatio
auto& params = db().get_global_properties().parameters;
obj.network_fee_percentage = params.network_percent_of_fee;
obj.lifetime_referrer_fee_percentage = params.lifetime_referrer_percent_of_fee;
obj.referrer_rewards_percentage = o.referrer_percent;
obj.referrer_rewards_percentage = referrer_percent;
obj.name = o.name;
obj.owner = o.owner;
@ -112,6 +135,15 @@ object_id_type account_create_evaluator::do_apply( const account_create_operatio
obj.statistics = db().create<account_statistics_object>([&](account_statistics_object& s){s.owner = obj.id;}).id;
});
if( has_small_percent )
{
wlog( "Account affected by #453 registered in block ${n}: ${na} reg=${reg} ref=${ref}:${refp} ltr=${ltr}:${ltrp}",
("n", db().head_block_num()) ("na", new_acnt_object.id)
("reg", o.registrar) ("ref", o.referrer) ("ltr", new_acnt_object.lifetime_referrer)
("refp", new_acnt_object.referrer_rewards_percentage) ("ltrp", new_acnt_object.lifetime_referrer_fee_percentage) );
wlog( "Affected account object is ${o}", ("o", new_acnt_object) );
}
const auto& dynamic_properties = db().get_dynamic_global_properties();
db().modify(dynamic_properties, [](dynamic_global_property_object& p) {
++p.accounts_registered_this_interval;

4
libraries/chain/include/graphene/chain/hardfork.hpp
View file

@ -27,3 +27,7 @@
#define HARDFORK_415_TIME (fc::time_point_sec( 1446652800 ))
#define HARDFORK_416_TIME (fc::time_point_sec( 1446652800 ))
#define HARDFORK_419_TIME (fc::time_point_sec( 1446652800 ))
// #453 Hardfork to retroactively correct referral percentages
// 2015-12-02 17:00:00 UTC / 12:00:00 EST
#define HARDFORK_453_TIME (fc::time_point_sec( 1449075600 ))