libxrpl/ledger/helpers/ProposalHelpers.cpp

#include <xrpl/ledger/helpers/ProposalHelpers.h>
 
#include <xrpl/protocol/SField.h>
#include <xrpl/protocol/STArray.h>
#include <xrpl/protocol/STObject.h>
#include <xrpl/protocol/STTx.h>
#include <xrpl/protocol/TxFlags.h>
#include <xrpl/protocol/TxFormats.h>
 
namespace xrpl::proposal {
 
bool
isValidProposal(STObject const& proposedTx)
{
    if (isProposalTx(proposedTx))
        return false;
 
    if (isPseudoTx(proposedTx))
        return false;
 
    if (proposedTx.isFieldPresent(sfFlags) &&
        (proposedTx.getFieldU32(sfFlags) & tfInnerBatchTxn) != 0u)
        return false;
 
    if (proposedTx.getFieldU16(sfTransactionType) == ttBATCH &&
        proposedTx.isFieldPresent(sfRawTransactions))
    {
        STArray const& innerTxns = proposedTx.getFieldArray(sfRawTransactions);
        for (STObject const& inner : innerTxns)
        {
            if (isProposalTx(inner) || isPseudoTx(inner))
                return false;
        }
    }
 
    return true;
}
 
}  // namespace xrpl::proposal