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133 lines
3.4 KiB
C++
133 lines
3.4 KiB
C++
#include "TransactionBundle.h"
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#include <boost/foreach.hpp>
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using namespace std;
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/*
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// do we need to make sure this preserves the order you received the transactions? Otherwise when we run through it we can see invalid transactions that get funded later.
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// No we can just allow this. We just check when a transaction comes in and at ledger close.
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// There needs to be a predictable order or the hashes will all be different.
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//
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bool gTransactionSorter(const newcoin::Transaction& lhs, const newcoin::Transaction& rhs)
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{
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if(lhs.from() == rhs.from())
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{
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return(lhs.seqnum() < rhs.seqnum() );
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}else return lhs.from() < rhs.from();
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}
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TransactionBundle::TransactionBundle()
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{
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}
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bool TransactionBundle::hasTransaction(TransactionPtr needle)
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{
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BOOST_FOREACH(TransactionPtr trans,mTransactions)
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{
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if( Transaction::isEqual(needle,trans) ) return(true);
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}
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BOOST_FOREACH(TransactionPtr trans,mDisacrdedTransactions)
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{
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if( Transaction::isEqual(needle,trans) ) return(true);
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}
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return(false);
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}
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void TransactionBundle::addTransactionsToPB(newcoin::FullLedger* ledger)
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{
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BOOST_FOREACH(TransactionPtr trans,mTransactions)
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{
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TransactionPtr newTrans=ledger->add_transactions();
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newTrans->operator=(trans);
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}
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}
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void TransactionBundle::addDiscardedTransaction(TransactionPtr trans)
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{
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mDisacrdedTransactions.push_back(trans);
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//mDisacrdedTransactions.sort(gTransactionSorter);
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}
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void TransactionBundle::addTransaction(const TransactionPtr trans)
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{
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mTransactions.push_back(trans);
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//mTransactions.sort(gTransactionSorter);
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}
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// determine if all the transactions until end time from this address are valid
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// return the amount left in this account
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uint64 TransactionBundle::checkValid(std::string address,
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uint64 startAmount,int startTime,int endTime)
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{
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// TODO: check that 2 transactions from the same address on the same second
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// that cause the amount to be < 0 both should be discarded.
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// TODO: do we need to do this:
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// it will also check if we can bring back discarded transactions
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// we can probably wait and do this at finalize
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bool sortDiscard=false;
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for(list<newcoin::Transaction>::iterator iter=mTransactions.begin(); iter != mTransactions.end(); )
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{
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newcoin::Transaction& trans=(*iter);
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if(trans.seconds()>endTime) break;
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if(trans.seconds()>=startTime)
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{
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if(trans.dest()==address)
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{
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startAmount += getTotalTransAmount(trans);
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}else
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{ // check all the inputs to see if they are from this address
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int numInputs=trans.inputs_size();
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for(int n=0; n<numInputs; n++)
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{
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const newcoin::TransInput& input=trans.inputs(n);
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if(input.from()==address)
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{
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if(startAmount<input.amount())
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{ // this transaction is invalid
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sortDiscard=true;
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mDisacrdedTransactions.push_back(trans);
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mTransactions.erase(iter);
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continue;
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}else
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{
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startAmount -= input.amount();
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}
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}
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}
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}
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}
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iter++;
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}
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if(sortDiscard)
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{
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mDisacrdedTransactions.sort(gTransactionSorter);
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}
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return(startAmount);
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}
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void TransactionBundle::updateMap(std::map<std::string,uint64>& moneyMap)
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{
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BOOST_FOREACH(newcoin::Transaction& trans, mTransactions)
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{
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uint64 total=0;
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int numInputs=trans.inputs_size();
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for(int n=0; n<numInputs; n++)
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{
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const newcoin::TransInput& input=trans.inputs(n);
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moneyMap[input.from()] -= input.amount();
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total += input.amount();
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}
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moneyMap[trans.dest()] += total;
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}
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}
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*/ |