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Restrict TRANSFER_PRIVS recipients to new (non-existent) accounts.

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This commit is contained in:
catbref
2020-03-04 15:41:47 +00:00
parent 450ff7318f
commit a3c44428d3
3 changed files with 34 additions and 2 deletions
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1
src/main/java/org/qortal/transaction/Transaction.java
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@@ -241,6 +241,7 @@ public abstract class Transaction {
ASSET_NOT_SPENDABLE(89),
ACCOUNT_CANNOT_REWARD_SHARE(90),
SELF_SHARE_EXISTS(91),
ACCOUNT_ALREADY_EXISTS(92),
NOT_YET_RELEASED(1000);
public final int value;

11
src/main/java/org/qortal/transaction/TransferPrivsTransaction.java
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@@ -83,6 +83,10 @@ public class TransferPrivsTransaction extends Transaction {
if (!Crypto.isValidAddress(this.transferPrivsTransactionData.getRecipient()))
return ValidationResult.INVALID_ADDRESS;
// Check recipient is new account
if (this.repository.getAccountRepository().accountExists(this.transferPrivsTransactionData.getRecipient()))
return ValidationResult.ACCOUNT_ALREADY_EXISTS;
return ValidationResult.OK;
}
@@ -183,8 +187,11 @@ public class TransferPrivsTransaction extends Transaction {
accountRepository.setFlags(senderData);
// Restore recipient's flags
recipientData.setFlags(this.transferPrivsTransactionData.getPreviousRecipientFlags());
accountRepository.setFlags(recipientData);
Integer previousRecipientFlags = this.transferPrivsTransactionData.getPreviousRecipientFlags();
if (previousRecipientFlags != null) {
recipientData.setFlags(previousRecipientFlags);
accountRepository.setFlags(recipientData);
}
// Clean values in transaction data
this.transferPrivsTransactionData.setPreviousSenderFlags(null);