Added NuBits files and resources

server_extensions_extra/src/com/generalbytes/batm/server/extensions/extra/nubits/NubitsAddressValidator.java

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+package com.generalbytes.batm.server.extensions.extra.nubits;
+
+import com.generalbytes.batm.server.coinutil.AddressFormatException;
+import com.generalbytes.batm.server.coinutil.Base58;
+import com.generalbytes.batm.server.extensions.ExtensionsUtil;
+import com.generalbytes.batm.server.extensions.ICryptoAddressValidator;
+
+/**
+ * Created by woolly_sammoth on 11/12/14.
+ */
+public class NubitsAddressValidator implements ICryptoAddressValidator {
+    @Override
+    public boolean isAddressValid(String address) {
+        boolean result = isNubitsAddressValid(address);
+        if (!result) {
+            result = isPaperWalletSupported() && ExtensionsUtil.isValidEmailAddress(address);
+        }
+        return result;
+    }
+
+    private boolean isNubitsAddressValid(String address) {
+        if (address.startsWith("B")) {
+            try {
+                Base58.decodeToBigInteger(address);
+                Base58.decodeChecked(address);
+            } catch (AddressFormatException e) {
+                e.printStackTrace();
+                return false;
+            }
+            return true;
+        }else{
+            return false;
+        }
+    }
+
+    @Override
+    public boolean isPaperWalletSupported() {
+        return false;
+    }
+
+    @Override
+    public boolean mustBeBase58Address() {
+        return true;
+    }
+}

server_extensions_extra/src/com/generalbytes/batm/server/extensions/extra/nubits/NubitsExtension.java

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+package com.generalbytes.batm.server.extensions.extra.nubits;
+
+import com.generalbytes.batm.server.extensions.*;
+import com.generalbytes.batm.server.extensions.extra.nubits.NubitsAddressValidator;
+import com.generalbytes.batm.server.extensions.extra.nubits.sources.FixPriceRateSource;
+import com.generalbytes.batm.server.extensions.extra.nubits.wallets.nud.NubitsRPCWallet;
+
+import java.math.BigDecimal;
+import java.util.HashSet;
+import java.util.Set;
+import java.util.StringTokenizer;
+
+/**
+ * Created by woolly_sammoth on 11/12/14.
+ */
+public class NubitsExtension implements IExtension{
+    @Override
+    public String getName() { return "BATM Nubits extension"; }
+
+    @Override
+    public IExchange createExchange(String exchangeLogin) { return null; }
+
+    @Override
+    public IWallet createWallet(String walletLogin) {
+        if (walletLogin != null && !walletLogin.trim().isEmpty()) {
+            StringTokenizer st = new StringTokenizer(walletLogin,":");
+            String walletType = st.nextToken();
+
+            if ("nudd".equalsIgnoreCase(walletType)) {
+                //"nud:protocol:user:password:ip:port:accountname"
+
+                String protocol = st.nextToken();
+                String username = st.nextToken();
+                String password = st.nextToken();
+                String hostname = st.nextToken();
+                String port = st.nextToken();
+                String accountName ="";
+                if (st.hasMoreTokens()) {
+                    accountName = st.nextToken();
+                }
+
+
+                if (protocol != null && username != null && password != null && hostname !=null && port != null && accountName != null) {
+                    String rpcURL = protocol +"://" + username +":" + password + "@" + hostname +":" + port;
+                    return new NubitsRPCWallet(rpcURL,accountName);
+                }
+            }
+        }
+        return null;
+    }
+
+    @Override
+    public ICryptoAddressValidator createAddressValidator(String cryptoCurrency) {
+        if (ICurrencies.NBT.equalsIgnoreCase(cryptoCurrency)) {
+            return new NubitsAddressValidator();
+        }
+        return null;
+    }
+
+    @Override
+    public IPaperWalletGenerator createPaperWalletGenerator(String cryptoCurrency) {
+        return null;
+    }
+
+    @Override
+    public IRateSource createRateSource(String sourceLogin) {
+        if (sourceLogin != null && !sourceLogin.trim().isEmpty()) {
+            StringTokenizer st = new StringTokenizer(sourceLogin,":");
+            String exchangeType = st.nextToken();
+
+            if ("nbtfix".equalsIgnoreCase(exchangeType)) {
+                BigDecimal rate = BigDecimal.ZERO;
+                if (st.hasMoreTokens()) {
+                    try {
+                        rate = new BigDecimal(st.nextToken());
+                    } catch (Throwable e) {
+                    }
+                }
+                return new FixPriceRateSource(rate);
+            }
+
+        }
+        return null;
+    }
+
+    @Override
+    public IPaymentProcessor createPaymentProcessor(String paymentProcessorLogin) {
+        return null; //no payment processors available
+    }
+
+    @Override
+    public Set<String> getSupportedCryptoCurrencies() {
+        Set<String> result = new HashSet<String>();
+        result.add(ICurrencies.NBT);
+        return result;
+    }
+}

server_extensions_extra/src/com/generalbytes/batm/server/extensions/extra/nubits/sources/FixPriceRateSource.java

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+package com.generalbytes.batm.server.extensions.extra.nubits.sources;
+
+import com.generalbytes.batm.server.extensions.ICurrencies;
+import com.generalbytes.batm.server.extensions.IRateSource;
+
+import java.math.BigDecimal;
+import java.util.HashSet;
+import java.util.Set;
+
+/**
+ * Created by woolly_sammoth on 11/12/14.
+ */
+public class FixPriceRateSource implements IRateSource {
+    private BigDecimal rate = BigDecimal.ZERO;
+
+    public FixPriceRateSource(BigDecimal rate) {
+        this.rate = rate;
+    }
+
+    @Override
+    public Set<String> getCryptoCurrencies() {
+        Set<String> result = new HashSet<String>();
+        result.add(ICurrencies.NBT);
+        return result;
+    }
+
+    @Override
+    public BigDecimal getExchangeRateLast(String cryptoCurrency, String fiatCurrency) {
+        if (ICurrencies.ICG.equalsIgnoreCase(cryptoCurrency)) {
+            return rate;
+        }
+        return null;
+    }
+
+    @Override
+    public Set<String> getFiatCurrencies() {
+        Set<String> result = new HashSet<String>();
+        result.add(ICurrencies.USD);
+        result.add(ICurrencies.EUR);
+        return result;
+    }
+}

server_extensions_extra/src/com/generalbytes/batm/server/extensions/extra/nubits/wallets/nud/NubitsRPCWallet.java

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+package com.generalbytes.batm.server.extensions.extra.nubits.wallets.nud;
+
+import com.azazar.bitcoin.jsonrpcclient.BitcoinException;
+import com.azazar.bitcoin.jsonrpcclient.BitcoinJSONRPCClient;
+import com.generalbytes.batm.server.extensions.ICurrencies;
+import com.generalbytes.batm.server.extensions.IWallet;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.math.BigDecimal;
+import java.net.MalformedURLException;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+/**
+ * Created by woolly_sammoth on 11/12/14.
+ */
+public class NubitsRPCWallet implements IWallet{
+    private static final Logger log = LoggerFactory.getLogger(NubitsRPCWallet.class);
+    private static final String CRYPTO_CURRENCY = ICurrencies.NBT;
+
+    public NubitsRPCWallet(String rpcURL, String accountName) {
+        this.rpcURL = rpcURL;
+        this.accountName = accountName;
+    }
+
+    private String rpcURL;
+    private String accountName;
+
+    @Override
+    public Set<String> getCryptoCurrencies() {
+        Set<String> result = new HashSet<String>();
+        result.add(CRYPTO_CURRENCY);
+        return result;
+
+    }
+
+    @Override
+    public String getPreferredCryptoCurrency() {
+        return CRYPTO_CURRENCY;
+    }
+
+    @Override
+    public String sendCoins(String destinationAddress, BigDecimal amount, String cryptoCurrency, String description) {
+        if (!CRYPTO_CURRENCY.equalsIgnoreCase(cryptoCurrency)) {
+            log.error("Nud wallet error: unknown cryptocurrency.");
+            return null;
+        }
+
+        log.info("Nud sending coins from " + accountName + " to: " + destinationAddress + " " + amount);
+        try {
+            String result = getClient(rpcURL).sendFrom(accountName, destinationAddress,amount.doubleValue());
+            log.debug("result = " + result);
+            return result;
+        } catch (BitcoinException e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
+
+    @Override
+    public String getCryptoAddress(String cryptoCurrency) {
+        if (!CRYPTO_CURRENCY.equalsIgnoreCase(cryptoCurrency)) {
+            log.error("Nud wallet error: unknown cryptocurrency.");
+            return null;
+        }
+
+        try {
+            List<String> addressesByAccount = getClient(rpcURL).getAddressesByAccount(accountName);
+            if (addressesByAccount == null || addressesByAccount.size() == 0) {
+                return null;
+            }else{
+                return addressesByAccount.get(0);
+            }
+        } catch (BitcoinException e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
+
+    @Override
+    public BigDecimal getCryptoBalance(String cryptoCurrency) {
+        if (!CRYPTO_CURRENCY.equalsIgnoreCase(cryptoCurrency)) {
+            log.error("Nud wallet error: unknown cryptocurrency: " + cryptoCurrency);
+            return null;
+        }
+        try {
+            double balance = getClient(rpcURL).getBalance(accountName);
+            return new BigDecimal(balance);
+        } catch (BitcoinException e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
+
+    private BitcoinJSONRPCClient getClient(String rpcURL) {
+        try {
+            return new BitcoinJSONRPCClient(rpcURL);
+        } catch (MalformedURLException e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+}