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update

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Manfred Karrer 2014-05-23 03:04:09 +02:00
parent 7ee802f70e
commit 08d5639a95
2 changed files with 37 additions and 0 deletions
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3
src/main/java/io/bitsquare/btc/WalletFacade.java
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@ -89,6 +89,9 @@ public class WalletFacade
walletAppKit.setAutoSave(true);
// add well known stable nodes
//walletAppKit.peerGroup().addAddress();
// Now configure and start the appkit. This will take a second or two - we could show a temporary splash screen
// or progress widget to keep the user engaged whilst we initialise, but we don't.
walletAppKit.setDownloadListener(new BlockChainDownloadListener()).setBlockingStartup(false).setUserAgent("BitSquare", "0.1");

34
src/main/java/io/bitsquare/msg/MessageFacade.java
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@ -21,6 +21,7 @@ import net.tomp2p.peers.PeerAddress;
import net.tomp2p.rpc.ObjectDataReply;
import net.tomp2p.storage.Data;
import net.tomp2p.storage.StorageDisk;
import net.tomp2p.utils.Utils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@ -118,6 +119,39 @@ public class MessageFacade
}
public void setupReputationRoot() throws IOException
{
String pubKeyAsHex = DSAKeyUtil.getHexStringFromPublicKey(getPubKey()); // out message ID
final Number160 locationKey = Number160.createHash("REPUTATION_" + pubKeyAsHex); // out reputation root storage location
final Number160 contentKey = Utils.makeSHAHash(getPubKey().getEncoded()); // my pubKey -> i may only put in 1 reputation
final Data reputationData = new Data(Number160.ZERO).setProtectedEntry().setPublicKey(getPubKey()); // at registration time we add a null value as data
// we use a pubkey where we provable cannot own the private key.
// the domain key must be verifiable by peers to be sure the reputation root was net deleted by the owner.
// so we use the locationKey as it already meets our requirements (verifiable and impossible to create a private key out of it)
myPeer.put(locationKey).setData(contentKey, reputationData).setDomainKey(locationKey).setProtectDomain().start();
}
public void addReputation(String pubKeyAsHex) throws IOException
{
final Number160 locationKey = Number160.createHash("REPUTATION_" + pubKeyAsHex); // reputation root storage location ot the peer
final Number160 contentKey = Utils.makeSHAHash(getPubKey().getEncoded()); // my pubKey -> i may only put in 1 reputation, I may update it later. eg. counter for 5 trades...
final Data reputationData = new Data("TODO: some reputation data..., content signed and sig attached").setProtectedEntry().setPublicKey(getPubKey());
myPeer.put(locationKey).setData(contentKey, reputationData).start();
}
// At any offer or take offer fee payment the trader add the tx id and the pubKey and the signature of that tx to that entry.
// That way he can prove with the signature that he is the payer of the offer fee.
// It does not assure that the trade was really executed, but we can protect the traders privacy that way.
// If we use the trade, we would link all trades together and would reveal the whole trading history.
public void addOfferFeePaymentToReputation(String txId, String pubKeyOfFeePayment) throws IOException
{
String pubKeyAsHex = DSAKeyUtil.getHexStringFromPublicKey(getPubKey()); // out message ID
final Number160 locationKey = Number160.createHash("REPUTATION_" + pubKeyAsHex); // reputation root storage location ot the peer
final Number160 contentKey = Utils.makeSHAHash(getPubKey().getEncoded()); // my pubKey -> i may only put in 1 reputation, I may update it later. eg. counter for 5 trades...
final Data reputationData = new Data("TODO: tx, btc_pubKey, sig(tx), content signed and sig attached").setProtectedEntry().setPublicKey(getPubKey());
myPeer.put(locationKey).setData(contentKey, reputationData).start();
}
///////////////////////////////////////////////////////////////////////////////////////////
// Publish offer
///////////////////////////////////////////////////////////////////////////////////////////