87 lines
2.6 KiB
C++
87 lines
2.6 KiB
C++
#include <graphene/chain/nft_evaluator.hpp>
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#include <graphene/chain/nft_object.hpp>
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namespace graphene { namespace chain {
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void_result nft_create_evaluator::do_evaluate( const nft_create_operation& op )
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{ try {
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return void_result();
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} FC_CAPTURE_AND_RETHROW( (op) ) }
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object_id_type nft_create_evaluator::do_apply( const nft_create_operation& op )
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{ try {
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const auto& new_nft_object = db().create<nft_object>( [&]( nft_object& obj ){
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obj.owner = op.owner;
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obj.approved_operators = op.approved_operators;
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obj.metadata = op.metadata;
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});
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return new_nft_object.id;
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} FC_CAPTURE_AND_RETHROW( (op) ) }
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void_result nft_safe_transfer_from_evaluator::do_evaluate( const nft_safe_transfer_from_operation& op )
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{ try {
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return void_result();
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} FC_CAPTURE_AND_RETHROW( (op) ) }
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object_id_type nft_safe_transfer_from_evaluator::do_apply( const nft_safe_transfer_from_operation& op )
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{ try {
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const auto& idx = db().get_index_type<nft_index>().indices().get<by_id>();
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auto itr = idx.find(op.token_id);
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if (itr != idx.end())
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{
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db().modify(*itr, [&op](nft_object &obj) {
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obj.owner = op.to;
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obj.approved_operators.clear();
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});
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}
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return op.token_id;
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} FC_CAPTURE_AND_RETHROW( (op) ) }
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void_result nft_approve_evaluator::do_evaluate( const nft_approve_operation& op )
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{ try {
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return void_result();
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} FC_CAPTURE_AND_RETHROW( (op) ) }
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object_id_type nft_approve_evaluator::do_apply( const nft_approve_operation& op )
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{ try {
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const auto& idx = db().get_index_type<nft_index>().indices().get<by_id>();
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auto itr = idx.find(op.token_id);
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if (itr != idx.end())
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{
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db().modify(*itr, [&op](nft_object &obj) {
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obj.approved_operators.push_back(op.approved);
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});
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}
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return op.token_id;
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} FC_CAPTURE_AND_RETHROW( (op) ) }
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void_result nft_set_approval_for_all_evaluator::do_evaluate( const nft_set_approval_for_all_operation& op )
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{ try {
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return void_result();
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} FC_CAPTURE_AND_RETHROW( (op) ) }
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void_result nft_set_approval_for_all_evaluator::do_apply( const nft_set_approval_for_all_operation& op )
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{ try {
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const auto &idx = db().get_index_type<nft_index>().indices().get<by_owner>();
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const auto &idx_range = idx.equal_range(op.owner);
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std::for_each(idx_range.first, idx_range.second, [&](const nft_object &obj) {
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db().modify(obj, [&op](nft_object &obj) {
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if (op.approved) {
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obj.approved_operators.push_back(op.operator_);
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} else {
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//
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}
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});
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});
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return void_result();
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} FC_CAPTURE_AND_RETHROW( (op) ) }
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} } // graphene::chain
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