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First, untested, implementation of the new tx_account function.

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JoelKatz
2013-08-29 17:48:03 -07:00
parent 11117c75b7
commit 47532b12dd
1 changed files with 103 additions and 1 deletions
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104
modules/ripple_app/misc/NetworkOPs.cpp
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@@ -1419,8 +1419,110 @@ NetworkOPs::countAccountTxs (const RippleAddress& account, int32 minLedger, int3
std::vector< std::pair<Transaction::pointer, TransactionMetaSet::pointer> >
NetworkOPs::getTxsAccount (const RippleAddress& account, int32 minLedger, int32 maxLedger, bool forward, Json::Value& token, int limit, bool bAdmin)
{ // WRITEME
{
std::vector< std::pair<Transaction::pointer, TransactionMetaSet::pointer> > ret;
uint32 NONBINARY_PAGE_LENGTH = 200;
uint32 EXTRA_LENGTH = 20;
uint32 numberOfResults = limit;
uint32 queryLimit = limit;
bool foundResume = token.isNull();
if (limit <= 0)
queryLimit = NONBINARY_PAGE_LENGTH;
else if (bAdmin && (limit > NONBINARY_PAGE_LENGTH))
queryLimit = NONBINARY_PAGE_LENGTH;
else
queryLimit = limit;
numberOfResults = queryLimit + (foundResume? 0 : EXTRA_LENGTH);
uint32 findLedger = 0, findSeq = 0;
if (!foundResume)
{
try
{
if (!token.isMember("ledger") || !token.isMember("seq"))
return ret;
findLedger = token["ledger"].asInt();
findSeq = token["ledger"].asInt();
}
catch (...)
{
return ret;
}
}
std::string sql = boost::str (boost::format
("SELECT AccountTransactions.LedgerSeq,AccountTransactions.TxnSeq,Status,RawTxn,TxnMeta "
"FROM AccountTransactions INNER JOIN Transactions ON Transactions.TransID = AccountTransactions.TransID "
"WHERE AccountTransactions.Account = '%s' AND AccountTransactions.LedgerSeq BETWEEN '%u' AND '%u' "
"ORDER BY AccountTransactions.LedgerSeq %s, AccountTransactions.TxnSeq %s, AccountTransactions.TransID %s "
"LIMIT %u;")
% account.humanAccountID()
% minLedger
% maxLedger
% (forward ? "ASC" : "DESC")
% (forward ? "ASC" : "DESC")
% (forward ? "ASC" : "DESC")
% queryLimit);
{
Database* db = getApp().getTxnDB ()->getDB ();
DeprecatedScopedLock sl (getApp().getTxnDB ()->getDBLock ());
SQL_FOREACH (db, sql)
{
if (!foundResume)
{
if ((findLedger == db->getInt("AccountTransactions.LedgerSeq")) && (findSeq == db->getInt("AccountTransactions.TxnSeq")))
foundResume = true;
}
else if (numberOfResults == 0)
{
token = Json::objectValue;
token["ledger"] = db->getInt("AccountTransactions.LedgerSeq");
token["seq"] = db->getInt("AccountTransactions.TxnSeq");
break;
}
if (foundResume)
{
Transaction::pointer txn = Transaction::transactionFromSQL (db, false);
Serializer rawMeta;
int metaSize = 2048;
rawMeta.resize (metaSize);
metaSize = db->getBinary ("TxnMeta", &*rawMeta.begin (), rawMeta.getLength ());
if (metaSize > rawMeta.getLength ())
{
rawMeta.resize (metaSize);
db->getBinary ("TxnMeta", &*rawMeta.begin (), rawMeta.getLength ());
}
else
rawMeta.resize (metaSize);
if (rawMeta.getLength() == 0)
{ // Work around a bug that could leave the metadata missing
uint32 seq = static_cast<uint32>(db->getBigInt("AccountTransactions.LedgerSeq"));
WriteLog(lsWARNING, NetworkOPs) << "Recovering ledger " << seq << ", txn " << txn->getID();
Ledger::pointer ledger = getLedgerBySeq(seq);
if (ledger)
ledger->pendSaveValidated(false, false);
}
TransactionMetaSet::pointer meta = boost::make_shared<TransactionMetaSet> (txn->getID (), txn->getLedger (), rawMeta.getData ());
#ifdef C11X
ret.push_back (std::pair<Transaction::ref, TransactionMetaSet::ref> (txn, meta));
#else
ret.push_back (std::pair<Transaction::pointer, TransactionMetaSet::pointer> (txn, meta));
#endif
}
}
}
return ret;
}