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Merge pull request #924 from Pranacoin/Development

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Add new altcoin with code "PNC"
This commit is contained in:
Manfred Karrer 2017-09-16 11:08:56 -05:00 • committed by GitHub
commit c6e5f7882d
4 changed files with 182 additions and 0 deletions
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17
gui/src/main/java/io/bisq/gui/util/validation/AltCoinAddressValidator.java
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@ -23,8 +23,10 @@ import io.bisq.core.app.BisqEnvironment;
import io.bisq.gui.util.validation.altcoins.ByteballAddressValidator;
import io.bisq.gui.util.validation.altcoins.NxtReedSolomonValidator;
import io.bisq.gui.util.validation.altcoins.OctocoinAddressValidator;
import io.bisq.gui.util.validation.altcoins.PNCAddressValidator;
import io.bisq.gui.util.validation.params.IOPParams;
import io.bisq.gui.util.validation.params.OctocoinParams;
import io.bisq.gui.util.validation.params.PNCParams;
import io.bisq.gui.util.validation.params.PivxParams;
import io.bisq.gui.util.validation.params.btc.BtcMainNetParams;
import lombok.extern.slf4j.Slf4j;
@ -245,6 +247,21 @@ public final class AltCoinAddressValidator extends InputValidator {
} catch (NxtReedSolomonValidator.DecodeException e) {
return wrongChecksum;
}
case "PNC":
if (input.matches("^[P3][a-km-zA-HJ-NP-Z1-9]{25,34}$")) {
if (PNCAddressValidator.ValidateAddress(input)) {
try {
Address.fromBase58(PNCParams.get(), input);
return new ValidationResult(true);
} catch (AddressFormatException e) {
return new ValidationResult(false, getErrorMessage(e));
}
} else {
return wrongChecksum;
}
} else {
return regexTestFailed;
}
default:
log.debug("Validation for AltCoinAddress not implemented yet. currencyCode: " + currencyCode);
return validationResult;

64
gui/src/main/java/io/bisq/gui/util/validation/altcoins/PNCAddressValidator.java Normal file
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@ -0,0 +1,64 @@
/*
* This file is part of Bisq.
*
* Bisq is free software: you can redistribute it and/or modify it
* under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or (at
* your option) any later version.
*
* Bisq is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public
* License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Bisq. If not, see <http://www.gnu.org/licenses/>.
*/
package io.bisq.gui.util.validation.altcoins;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.Arrays;
public class PNCAddressValidator {
private final static String ALPHABET = "123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz";
public static boolean ValidateAddress(String addr) {
if (addr.length() < 26 || addr.length() > 35) return false;
byte[] decoded = decodeBase58(addr, 58, 25);
if (decoded == null) return false;
byte[] hash = getSha256(decoded, 0, 21, 2);
return hash != null && Arrays.equals(Arrays.copyOfRange(hash, 0, 4), Arrays.copyOfRange(decoded, 21, 25));
}
private static byte[] decodeBase58(String input, int base, int len) {
byte[] output = new byte[len];
for (int i = 0; i < input.length(); i++) {
char t = input.charAt(i);
int p = ALPHABET.indexOf(t);
if (p == -1) return null;
for (int j = len - 1; j >= 0; j--, p /= 256) {
p += base * (output[j] & 0xFF);
output[j] = (byte) (p % 256);
}
if (p != 0) return null;
}
return output;
}
private static byte[] getSha256(byte[] data, int start, int len, int recursion) {
if (recursion == 0) return data;
try {
MessageDigest md = MessageDigest.getInstance("SHA-256");
md.update(Arrays.copyOfRange(data, start, start + len));
return getSha256(md.digest(), 0, 32, recursion - 1);
} catch (NoSuchAlgorithmException e) {
return null;
}
}
}

87
gui/src/main/java/io/bisq/gui/util/validation/params/PNCParams.java Normal file
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@ -0,0 +1,87 @@
/*
* This file is part of Bisq.
*
* Bisq is free software: you can redistribute it and/or modify it
* under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or (at
* your option) any later version.
*
* Bisq is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public
* License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Bisq. If not, see <http://www.gnu.org/licenses/>.
*/
package io.bisq.gui.util.validation.params;
import org.bitcoinj.core.*;
import org.bitcoinj.store.BlockStore;
import org.bitcoinj.store.BlockStoreException;
import org.bitcoinj.utils.MonetaryFormat;
public class PNCParams extends NetworkParameters {
private static PNCParams instance;
public static synchronized PNCParams get() {
if (instance == null) {
instance = new PNCParams();
}
return instance;
}
public PNCParams() {
super();
addressHeader = 55;
p2shHeader = 5;
acceptableAddressCodes = new int[] {addressHeader, p2shHeader};
}
@Override
public String getPaymentProtocolId() {
return PAYMENT_PROTOCOL_ID_MAINNET;
}
@Override
public void checkDifficultyTransitions(StoredBlock storedPrev, Block next, BlockStore blockStore) throws VerificationException, BlockStoreException {
}
@Override
public Coin getMaxMoney() {
return null;
}
@Override
public Coin getMinNonDustOutput() {
return null;
}
@Override
public MonetaryFormat getMonetaryFormat() {
return null;
}
@Override
public String getUriScheme() {
return null;
}
@Override
public boolean hasMaxMoney() {
return false;
}
@Override
public BitcoinSerializer getSerializer(boolean parseRetain) {
return null;
}
@Override
public int getProtocolVersionNum(ProtocolVersion version) {
return 0;
}
}

14
gui/src/test/java/io/bisq/gui/util/validation/AltCoinAddressValidatorTest.java
View file

@ -135,4 +135,18 @@ public class AltCoinAddressValidatorTest {
assertFalse(validator.validate("NXT-JM2U-U4AE-G7WF-3Np9F").isValid);
assertFalse(validator.validate("NXT-2222-2222-2222-22222").isValid);
}
@Test
public void testPNC() {
AltCoinAddressValidator validator = new AltCoinAddressValidator();
validator.setCurrencyCode("PNC");
assertTrue(validator.validate("3AB1qXhaU3hK5oAPQfwzN3QkM8LxAgL8vB").isValid);
assertTrue(validator.validate("PD57PGdk69yioZ6FD3zFNzVUeJhMf6Kti4").isValid);
assertFalse(validator.validate("3AB1qXhaU3hK5oAPQfwzN3QkM8LxAgL8v").isValid);
assertFalse(validator.validate("PD57PGdk69yioZ6FD3zFNzVUeJhMf6Kti42").isValid);
assertFalse(validator.validate("PD57PGdk69yioZ6FD3zFNzVUeJhMMMKti4").isValid);
assertFalse(validator.validate("PD57PG").isValid);
}
}