bitcoincashjs/examples.md

#Address.js
	'use strict';
	
	
	var run = function() {
	  // Replace '../bitcore' with 'bitcore' if you use this code elsewhere.
	  var bitcore = require('../bitcore');
	  var Address = bitcore.Address;
	
	  var addrs = [
	    '1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa',
	    '1A1zP1eP5QGefi2DMPTfTL5SLmv7Dixxxx',
	    'A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa',
	    '1600 Pennsylvania Ave NW',
	  ].map(function(addr) {
	    return new Address(addr);
	  });
	
	  addrs.forEach(function(addr) {
	    var valid = addr.isValid();
	    console.log(addr.data + ' is ' + (valid ? '' : 'not ') + 'valid');
	  });
	
	};
	
	module.exports.run = run;
	if (require.main === module) {
	  run();
	}
	
#Armory.js
	var Armory = require('../lib/Armory');
	var Address = require('../lib/Address');
	
	// Initial public key can be retrieved from paper backup
	
	var PublicX = '9df5 23e7 18b9 1f59 a790 2d46 999f 9357 ccf8 7208 24d4 3076 4516 b809 f7ab ce4e';
	var PublicY = '66ba 5d21 4682 0dae 401d 9506 8437 2516 79f9 0c56 4186 cc50 07df c6d0 6989 1ff4';
	var pubkey = '04' + PublicX.split(' ').join('') + PublicY.split(' ').join('');
	
	// Chain code can be generated by entering paper backup
	// on brainwallet.org/#chains or by using Armory.fromSeed() below
	
	var chaincode = '84ac14bc4b388b33da099a0b4ee3b507284d99e1476639e36e5ca5e6af86481e';
	
	var armory = new Armory(chaincode, pubkey);
	
	console.log('Deriving public keys for');
	console.log('------------------------');
	console.log('Chain code: %s', chaincode);
	console.log('Public key: %s', pubkey);
	console.log('');
	
	for (var i = 0; i < 5; i++) {
	  console.log(Address.fromPubKey(armory.pubkey).as('base58'));
	  armory = armory.next();
	}
	
	// Derive first public key and chain code from seed
	var seed = [
	  'aagh hjfj sihk ietj giik wwai awtd uodh hnji',
	  'soss uaku egod utai itos fijj ihgi jhau jtoo'
	];
	
	console.log('');
	console.log('');
	console.log('Deriving public keys for');
	console.log('------------------------');
	console.log('Seed: %s', seed.join(' '));
	console.log('');
	
	// skip first public key
	var a = Armory.fromSeed(seed.join('\n')).next();
	
	for (var i = 0; i < 5; i++) {
	  console.log(Address.fromPubKey(a.pubkey).as('base58'));
	  a = a.next();
	}
	
	
	var mpk = '045a09a3286873a72f164476bde9d1d8e5c2bc044e35aa47eb6e798e325a86417f7c35b61d9905053533e0b4f2a26eca0330aadf21c638969e45aaace50e4c0c8784ac14bc4b388b33da099a0b4ee3b507284d99e1476639e36e5ca5e6af86481e';
	
	console.log('');
	console.log('');
	console.log('Deriving public keys for');
	console.log('------------------------');
	console.log('Master Public Key: %s', mpk);
	console.log('');
	
	// skip first public key
	var b = Armory.fromMasterPublicKey(mpk).next();
	
	for (var i = 0; i < 5; i++) {
	  console.log(Address.fromPubKey(b.pubkey).as('base58'));
	  b = b.next();
	}
	
	
#ConnectionTor.js
	var Peer       = require('../lib/Peer');
	var Connection = require('../lib/Connection');
	var dns        = require('dns');
	
	// get a peer from dns seed
	dns.resolve('dnsseed.bluematt.me', function(err, seeds) {
	  // use the first peer
	  var peer = new Peer(seeds[0], 8333);
	
	  //Custom peer:
	  //var peer = new Peer('180.153.139.246', '8888');
	  
	  // create a connection without an existing socket
	  // but specify a socks5 proxy to create a socket 
	  // that's bound to that proxy in it's place
	  var connection = new Connection(null, peer, {
	    proxy: { host: '127.0.0.1', port: 9050 }
	  });
	
	  connection.open();
	
	  connection.on('connect', function(data) {
	    console.log('connected through socks5!');
	  });
	
	  connection.on('error', function(err) {
	    console.log('There was an error running this example.');
	    console.log('Are you running Tor? Tor must running for this example to work.');
	    console.log('If you still get an error, you may need to use a different proxy from here:');
	    console.log('http://sockslist.net/');
	    //console.log(err);
	  });
	
	});
	
#CreateAndSignTx-Multisig.js
	
	var run = function() {
	  bitcore = typeof (bitcore) === 'undefined' ? require('../bitcore') : bitcore;
	  var networks = require('../networks');
	  var WalletKey = bitcore.WalletKey;
	  var Builder = bitcore.TransactionBuilder;
	  var opts = {network: networks.testnet};
	
	  console.log('## Network: ' + opts.network.name);
	
	  var input = {};
	  input.addr = "n2hoFVbPrYQf7RJwiRy1tkbuPPqyhAEfbp";
	  input.priv = "cS62Ej4SobZnpFQYN1PEEBr2KWf5sgRYYnELtumcG6WVCfxno39V";
	
	  // Complete with the corresponding UTXO you want to use
	  var utxos = [
	    {
	    address: input.addr,
	    txid: "39c71ebda371f75f4b854a720eaf9898b237facf3c2b101b58cd4383a44a6adc",
	    vout: 1,
	    ts: 1396288753,
	    scriptPubKey: "76a914e867aad8bd361f57c50adc37a0c018692b5b0c9a88ac",
	    amount: 0.4296,
	    confirmations: 2
	  }
	  ];
	
	  var privs =  [
	    "cP6JBHuQf7yqeqtdKRd22ibF3VehDv7G6BdzxSNABgrv3jFJUGoN",
	    "cQfRwF7XLSM5xGUpF8PZvob2MZyULvZPA2j5cat2RKDJrja7FtCZ",
	    "cUkYub4jtFVYymHh38yMMW36nJB4pXG5Pzd5QjResq79kAndkJcg",
	    "cMyBgowsyrJRufoKWob73rMQB1PBqDdwFt8z4TJ6APN2HkmX1Ttm",
	    "cN9yZCom6hAZpHtCp8ovE1zFa7RqDf3Cr4W6AwH2tp59Jjh9JcXu",
	  ];
	
	  var pubkeys = []
	  privs.forEach(function(p) {
	    var wk = new WalletKey(opts);
	    wk.fromObj({priv: p});
	    pubkeys.push(bitcore.buffertools.toHex(wk.privKey.public));
	  });
	
	
	  var outs = [{nreq:3, pubkeys:pubkeys, amount:0.05}];
	  var tx = new Builder(opts)
	    .setUnspent(utxos)
	    .setOutputs(outs)
	    .sign([input.priv])
	    .build();
	  var txHex =  tx.serialize().toString('hex');
	  console.log('1) SEND TO MULSISIG TX: ', txHex);
	  console.log('[this example originally generated TXID: e4bc22d8c519d3cf848d710619f8480be56176a4a6548dfbe865ab3886b578b5 on testnet]\n\n\thttp://test.bitcore.io/tx/e4bc22d8c519d3cf848d710619f8480be56176a4a6548dfbe865ab3886b578b5\n\n');
	
	
	  //save scriptPubKey
	  var scriptPubKey = tx.outs[0].s.toString('hex');
	
	  /* 
	   *
	   * REDDEEM TX
	   */
	  var utxos2 = [
	    {
	    address: input.addr,
	    txid: "e4bc22d8c519d3cf848d710619f8480be56176a4a6548dfbe865ab3886b578b5",
	    vout: 0,
	    ts: 1396288753,
	    scriptPubKey: scriptPubKey, 
	    amount: 0.05,
	    confirmations: 2
	  }
	  ];
	
	  outs = [{address:input.addr, amount:0.04}];
	  var b = new Builder(opts)
	    .setUnspent(utxos2)
	    .setOutputs(outs)
	    .sign(privs);
	
	
	  tx= b.build();
	
	
	  var txHex =  tx.serialize().toString('hex');
	  console.log('2) REDEEM SCRIPT: ', txHex);
	console.log('=> Is signed status:', b.isFullySigned(), tx.countInputMissingSignatures(0) );
	
	  console.log('[this example originally generated TXID: 1eb388977b2de99562eb0fbcc661a100eaffed99c53bfcfebe5a087002039b83 on testnet]\n\n\thttp://test.bitcore.io/tx/1eb388977b2de99562eb0fbcc661a100eaffed99c53bfcfebe5a087002039b83');
	
	};
	
	// This is just for browser & mocha compatibility
	if (typeof module !== 'undefined') {
	  module.exports.run = run;
	  if (require.main === module) {
	    run();
	  }
	} else {
	  run();
	}
	
	////
	
	
#CreateAndSignTx-PayToPubkeyHash.js
	
	
	
	var run = function() {
	  bitcore = typeof (bitcore) === 'undefined' ? require('../bitcore') : bitcore;
	
	  var priv    = 'cTgGUrcro89yUtKeG6gHBAS14r3qp25KwTTxG9d4kEzcFxecuZDm';
	  var amt     = '0.005';
	  var toAddress = 'myuAQcCc1REUgXGsCTiYhZvPPc3XxZ36G1';
	  var changeAddressString = 'moDz3jEo9q7CxjBDjmb13sL4SKkgo2AACE';
	
	  var utxos = [{
	    address: "mqSjTad2TKbPcKQ3Jq4kgCkKatyN44UMgZ",
	    txid: "2ac165fa7a3a2b535d106a0041c7568d03b531e58aeccdd3199d7289ab12cfc1",
	    vout: 1,
	    ts: 1394719301,
	    scriptPubKey: "76a9146ce4e1163eb18939b1440c42844d5f0261c0338288ac",
	    amount: 0.01,
	    confirmations: 2
	  }];
	
	  console.log('TX Data: BTC:' + amt + ' => '+ toAddress + ', change To:' + changeAddressString ) ;
	  console.log('Unspends Outputs:', utxos);
	
	
	  var outs = [{address:toAddress, amount:amt}];
	  var keys = [priv];
	  var opts = {remainderOut: {address: changeAddressString}};
	  var Builder = bitcore.TransactionBuilder;
	
	  var tx = new Builder(opts)
	    .setUnspent(utxos)
	    .setOutputs(outs)
	    .sign(keys)
	    .build();
	
	   /* create and signing can be done in multiple steps using:
	    *
	    *  var builder = new bitcore.TransactionBuilder(opts)
	    *             .setUnspent(utxos) 
	    *             .setOutputs(outs);
	    *
	    *  builder.sign(key1);
	    *  builder.sign(key2);
	    *  ...
	    *  if (builder.isFullySigned()){
	    *   var tx = builder.build();
	    *  }
	    *
	    *  The selected Unspent Outputs for the transaction can be retrieved with:
	    *
	    *    var selectedUnspent = build.getSelectedUnspent();
	    */
	
	  var txHex =  tx.serialize().toString('hex');
	  console.log('TX HEX IS: ', txHex);
	};
	
	// This is just for browser & mocha compatibility
	if (typeof module !== 'undefined') {
	  module.exports.run = run;
	  if (require.main === module) {
	    run();
	  }
	} else {
	  run();
	}
	
	////
	
	
#CreateAndSignTx-PayToScriptHash.js
	var run = function() {
	  bitcore = typeof (bitcore) === 'undefined' ? require('../bitcore') : bitcore;
	  var networks = require('../networks');
	  var WalletKey = bitcore.WalletKey;
	  var Script = bitcore.Script;
	  var Builder = bitcore.TransactionBuilder;
	  var opts = {network: networks.testnet};
	
	  console.log('## Network: ' + opts.network.name);
	
	  var input = {};
	  input.addr = "n2hoFVbPrYQf7RJwiRy1tkbuPPqyhAEfbp";
	  input.priv = "cS62Ej4SobZnpFQYN1PEEBr2KWf5sgRYYnELtumcG6WVCfxno39V";
	
	  // Complete with the corresponding UTXO you want to use
	  var utxos = [
	    {
	    address: "n2hoFVbPrYQf7RJwiRy1tkbuPPqyhAEfbp",
	    txid: "e4bc22d8c519d3cf848d710619f8480be56176a4a6548dfbe865ab3886b578b5",
	    vout: 1,
	    ts: 1396290442,
	    scriptPubKey: "76a914e867aad8bd361f57c50adc37a0c018692b5b0c9a88ac",
	    amount:  0.3795,
	    confirmations: 7
	  }
	  ];
	
	  var privs =  [
	    "cMpKwGr5oxEacN95WFKNEq6tTcvi11regFwS3muHvGYVxMPJX8JA",
	    "cVf32m9MR4vxcPwKNJuPepUe8XrHD2z63eCk76d6njRGyCkXpkSM",
	    "cQ2sVRFX4jQYMLhWyzz6jTQ2xju51P36968ecXnPhRLKLH677eKR",
	    "cSw7x9ERcmeWCU3yVBT6Nz7b9JiZ5yjUB7JMhBUv9UM7rSaDpwX9",
	    "cRQBM8qM4ZXJGP1De4D5RtJm7Q6FNWQSMx7YExxzgn2ehjM3haxW",
	  ];
	
	  var pubkeys = []
	  privs.forEach(function(p) {
	    var wk = new WalletKey(opts);
	    wk.fromObj({priv: p});
	    pubkeys.push(bitcore.buffertools.toHex(wk.privKey.public));
	  });
	
	  // multisig p2sh
	  var opts = {nreq:3, pubkeys:pubkeys};
	
	  // p2scriphash p2sh
	  //var opts = [{address: an_address}];
	  
	  var info = Builder.infoForP2sh(opts, 'testnet');
	  var p2shScript = info.scriptBufHex;
	  var p2shAddress = info.address;
	
	
	  var outs = [{address:p2shAddress, amount:0.05}];
	  var tx = new Builder(opts)
	    .setUnspent(utxos)
	    .setOutputs(outs)
	    .sign([input.priv])
	    .build();
	
	  var txHex =  tx.serialize().toString('hex');
	
	
	  console.log('## p2sh address: ' + p2shAddress); //TODO
	  console.log('\n1) SEND TO P2SH TX: ', txHex);
	  console.log('[this example originally generated TXID: c2e50d1c8c581d8c4408378b751633f7eb86687fc5f0502be7b467173f275ae7 on testnet]\n\n\thttp://test.bitcore.io/tx/c2e50d1c8c581d8c4408378b751633f7eb86687fc5f0502be7b467173f275ae7\n\n');
	
	  //save scriptPubKey
	  var scriptPubKey = tx.outs[0].s.toString('hex');
	
	  /* 
	   *
	   * REDDEEM TX
	   */
	  var utxos2 = [
	    {
	    address: p2shAddress,
	    txid: "c2e50d1c8c581d8c4408378b751633f7eb86687fc5f0502be7b467173f275ae7",
	    vout: 0,
	    ts: 1396375187,
	    scriptPubKey: scriptPubKey,
	    amount: 0.05,
	    confirmations: 1
	  }
	  ];
	
	  outs = [{address:input.addr, amount:0.04}];
	
	  var hashMap = {};
	  hashMap[p2shAddress]=p2shScript;
	
	  var b = new Builder(opts)
	    .setUnspent(utxos2)
	    .setHashToScriptMap(hashMap)
	    .setOutputs(outs)
	    .sign(privs);
	
	  tx= b.build();
	
	
	console.log('Builder:');
	console.log('\tSignatures:' + tx.countInputMissingSignatures(0) );
	console.log('\t#isFullySigned:' + b.isFullySigned() );
	
	console.log('TX:');
	console.log('\t #isComplete:' + tx.isComplete() ); 
	
	  var txHex =  tx.serialize().toString('hex');
	  console.log('2) REDEEM SCRIPT: ', txHex);
	  console.log('[this example originally generated TXID: 8284aa3b6f9c71c35ecb1d61d05ae78c8ca1f36940eaa615b50584dfc3d95cb7 on testnet]\n\n\thttp://test.bitcore.io/tx/8284aa3b6f9c71c35ecb1d61d05ae78c8ca1f36940eaa615b50584dfc3d95cb7\n\n');
	
	/*
	  // To send TX with RPC:
	  var RpcClient = bitcore.RpcClient;
	  var config = {
	    protocol: 'http',
	    user: 'user',
	    pass: 'pass',
	    host: '127.0.0.1',
	    port: '18332',
	  };
	  var rpc = new RpcClient(config);
	  rpc.sendRawTransaction(txHex, function(err, ret) {
	    console.log('err', err); //TODO
	    console.log('ret', ret); //TODO
	    process.exit(-1);
	  });
	};
	*/
	
	};
	
	
	// This is just for browser & mocha compatibility
	if (typeof module !== 'undefined') {
	  module.exports.run = run;
	  if (require.main === module) {
	    run();
	  }
	} else {
	  run();
	}
	
#CreateKey.js
	'use strict';
	
	
	
	var run = function() {
	  // replace '../bitcore' with 'bitcore' if you use this code elsewhere.
	  var bitcore = require('../bitcore');
	  var networks = require('../networks');
	  var WalletKey = bitcore.WalletKey;
	
	  var opts = {network: networks.testnet};
	
	  function print(wk) {
	
	    console.log('\n## Network: ' + wk.network.name);
	    console.log ('\t * Hex Representation');
	    console.log ('\tPrivate: ' + bitcore.buffertools.toHex(wk.privKey.private));
	    console.log ('\tPublic : ' + bitcore.buffertools.toHex(wk.privKey.public));
	    console.log ('\tPublic Compressed : ' + (wk.privKey.compressed?'Yes':'No'));
	
	    var wkObj = wk.storeObj();
	    console.log ('\n\t * WalletKey Store Object');
	    console.log ('\tPrivate: ' + wkObj.priv);
	    console.log ('\tPublic : ' + wkObj.pub);
	    console.log ('\tAddr   : ' + wkObj.addr);
	  };
	
	  //Generate a new one (compressed public key, compressed WIF flag)
	  var wk = new WalletKey(opts);
	  wk.generate();
	  print(wk);
	
	  //Generate from private Key WIF. Compressed status taken from WIF.
	  var wk2 = new WalletKey(opts);
	  wk2.fromObj({priv:'cMpKwGr5oxEacN95WFKNEq6tTcvi11regFwS3muHvGYVxMPJX8JA'});
	  print(wk2);
	
	
	};
	
	module.exports.run = run;
	if (require.main === module) {
	  run();
	}
	
#CreateScript.js
	'use strict';
	
	var run = function() {
	  // replace '../bitcore' with 'bitcore' if you use this code elsewhere.
	  var bitcore = require('../bitcore');
	  var networks = require('../networks');
	  var Script = bitcore.Script;
	  var WalletKey = bitcore.WalletKey;
	  var buffertools = bitcore.buffertools;
	  var Address = bitcore.Address;
	  var util = bitcore.util;
	  var opts = {network: networks.testnet};
	
	  var p = console.log;
	
	  var wk = new WalletKey(opts);
	  wk.generate();
	  var wkObj = wk.storeObj();
	
	  var s = Script.createPubKeyOut(wk.privKey.public);
	  p('\nScript PubKey:');
	  p('\tHex     : ' + buffertools.toHex(s.buffer));
	  p('\tHuman   : ' + s.toHumanReadable());
	  p('\tKey      -------------------------------');
	  console.log ('\tPrivate: ' + wkObj.priv);
	  console.log ('\tPublic : ' + wkObj.pub);
	  console.log ('\tAddr   : ' + wkObj.addr);
	
	  s = Script.createPubKeyHashOut(wk.privKey.public);
	  p('\nScript PubKeyHash:');
	  p('\tHex     : ' + buffertools.toHex(s.buffer));
	  p('\tHuman   : ' + s.toHumanReadable());
	  p('\tKey      -------------------------------');
	  console.log ('\tPrivate: ' + wkObj.priv);
	  console.log ('\tPublic : ' + wkObj.pub);
	  console.log ('\tAddr   : ' + wkObj.addr);
	
	  var wks=[];
	  var pubs = [];
	  for (var i =0; i<5; i++) {
	    wks[i] = new WalletKey(opts);
	    wks[i].generate();
	    pubs.push(wks[i].privKey.public);
	  }
	
	  s = Script.createMultisig(3,pubs);
	  p('\nScript MultiSig (3 out of 5 required signatures):');
	  p('\tHex     : ' + buffertools.toHex(s.buffer));
	  p('\tHuman   : ' + s.toHumanReadable());
	
	  for (i =0; i<5; i++) {
	    wkObj = wks[i].storeObj();
	    p('\tKey ['+i+'] -------------------------------');
	    console.log ('\tPrivate: ' + wkObj.priv);
	    console.log ('\tPublic : ' + wkObj.pub);
	    console.log ('\tAddr   : ' + wkObj.addr);
	  }
	
	  var hash = util.sha256ripe160(s.buffer);
	
	  s = Script.createP2SH(hash);
	  p('\nScript P2SH:');
	  p('\tHex     : ' + buffertools.toHex(s.buffer));
	  p('\tHuman   : ' + s.toHumanReadable());
	  p('\tScript Hash: ' +  buffertools.toHex(hash));
	  var a = new Address(networks.livenet.P2SHVersion,hash);
	  p('\tp2sh Addr: ' +  a.toString());
	 
	};
	
	module.exports.run = run;
	if (require.main === module) {
	  run();
	}
	
#ECIES.js
	var run = function() {
	  bitcore = typeof (bitcore) === 'undefined' ? require('../bitcore') : bitcore;
	
	  console.log('ECIES: Elliptic Curve Integrated Encryption Scheme');
	  console.log('A way of encrypting with a public key and decrypting with a private key.');
	  
	  var key = bitcore.Key.generateSync();
	  console.log('Private key: ' + key.private.toString('hex'));
	  console.log('Public key: ' + key.public.toString('hex'));
	  
	  var message = new Buffer('This is a message to be encrypted');
	  console.log('Message: "' + message.toString() + '"');
	  
	  var encrypted = bitcore.ECIES.encrypt(key.public, message);
	  console.log('Encrypted (with public key): ' + encrypted.toString('hex'));
	
	  var decrypted = bitcore.ECIES.decrypt(key.private, encrypted);
	  console.log('Decrypted (with private key): "' + decrypted.toString() + '"');
	};
	
	
	// This is just for browser & mocha compatibility
	if (typeof module !== 'undefined') {
	  module.exports.run = run;
	  if (require.main === module) {
	    run();
	  }
	} else {
	  run();
	}
	
#ElectrumMPK.js
	var Electrum = require('../lib/Electrum');
	var Address = require('../lib/Address');
	
	var mpk = '92eea4d2f5263651db9e3222caded1fd4c89772f79a7c03fb6afc00e9d2c9d2ed9b86c2c95fc1171e49163079dacb7f048b3c509a27a490e1df9e7128362d468';
	
	mpk = new Electrum(mpk);
	
	var key0 = mpk.generatePubKey(0);
	var addr0 = Address.fromPubKey(key0);
	
	console.log(addr0.as('base58'));
	
#HierarchicalKey.js
	var run = function() {
	  bitcore = typeof (bitcore) === 'undefined' ? require('../bitcore') : bitcore;
	  var HierarchicalKey = bitcore.HierarchicalKey;
	  var Address = bitcore.Address;
	  var networks = bitcore.networks;
	  var coinUtil = bitcore.util;
	  var crypto = require('crypto');
	
	  console.log('HierarchicalKey: Hierarchical Deterministic Wallets (BIP32)');
	  console.log('https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki\n');
	  console.log('1) Make new hkey from randomly generated new seed');
	
	  var randomBytes = crypto.randomBytes(32);
	  var hkey = HierarchicalKey.seed(randomBytes);
	  console.log('master extended private key: ' + hkey.extendedPrivateKeyString());
	  console.log('master extended public key: ' + hkey.extendedPublicKeyString());
	  console.log('m/0/3/5 extended private key: ' + hkey.derive('m/0/3/5').extendedPrivateKeyString());
	  console.log('m/0/3/5 extended public key: ' + hkey.derive('m/0/3/5').extendedPublicKeyString());
	  console.log();
	
	  console.log('2) Make new hkey from known seed');
	  var knownBytes = coinUtil.sha256('do not use this password as a brain wallet');
	  var hkey = HierarchicalKey.seed(knownBytes);
	  console.log('master extended private key: ' + hkey.extendedPrivateKeyString());
	  console.log('master extended public key: ' + hkey.extendedPublicKeyString());
	  console.log('m/0/3/5 extended private key: ' + hkey.derive('m/0/3/5').extendedPrivateKeyString());
	  console.log('m/0/3/5 extended public key: ' + hkey.derive('m/0/3/5').extendedPublicKeyString());
	  console.log();
	
	  console.log('3) Make new hkey from known master private key');
	  var knownMasterPrivateKey = 'xprv9s21ZrQH143K2LvayFZWVVTomiDKheKWvnupDB8fmjKwxkKG47uvzmFa3vCXoy9fxPJhRYsU19apVfexvMeLpJQuF2XtX1zRF3eao9GqqaQ';
	  var hkey = new HierarchicalKey(knownMasterPrivateKey);
	  console.log('master extended private key: ' + hkey.extendedPrivateKeyString());
	  console.log('master extended public key: ' + hkey.extendedPublicKeyString());
	  console.log('m/0/3/5 extended private key: ' + hkey.derive('m/0/3/5').extendedPrivateKeyString());
	  console.log('m/0/3/5 extended public key: ' + hkey.derive('m/0/3/5').extendedPublicKeyString());
	  console.log();
	
	  console.log('4) Make new hkey from known master public key');
	  var knownMasterPublicKey = 'xpub661MyMwAqRbcGpiFufipqsKKBG1NHNwfJKishAEFNqJ6ryLcKeKyFNEZces7gMWd4XGg4uUhXy8DS64o1oPGUECVHeLq957Txjwagxt475H';
	  var hkey = new HierarchicalKey(knownMasterPublicKey);
	  console.log('master extended private key: cannot derive');
	  console.log('master extended public key: ' + hkey.extendedPublicKeyString());
	  console.log('m/0/3/5 extended private key: cannot derive');
	  console.log('m/0/3/5 extended public key: ' + hkey.derive('m/0/3/5').extendedPublicKeyString());
	  console.log();
	
	  console.log('5) Make new hkey from known derived public key');
	  var knownPublicKey = 'xpub6CZei1p2zk68UwkcBDqzRonLHJWAiPZZ58sMgHJAn9fmpmnPayVEAvAs3XvTSUMZ1J8dNaxnv4wnt7YpRKr6BsqeWbW8msqeuuhiSzsQEC3';
	  var hkey = new HierarchicalKey(knownPublicKey);
	  console.log('master extended private key: cannot derive');
	  console.log('master extended public key: ' + hkey.extendedPublicKeyString());
	  console.log('m/0/3/5 extended private key: cannot derive');
	  console.log('m/0/3/5 extended public key: ' + hkey.derive('m/0/3/5').extendedPublicKeyString());
	  console.log();
	
	  console.log('6) Make a bunch of new addresses from known public key');
	  var knownPublicKey = 'xpub6CZei1p2zk68UwkcBDqzRonLHJWAiPZZ58sMgHJAn9fmpmnPayVEAvAs3XvTSUMZ1J8dNaxnv4wnt7YpRKr6BsqeWbW8msqeuuhiSzsQEC3';
	  var hkey = new HierarchicalKey(knownPublicKey);
	  console.log('m/0 address: ' + Address.fromPubKey(hkey.derive('m/0').eckey.public).toString());
	  //console.log('m/1 extended public key: ' + hkey.derive('m/1').extendedPublicKeyString());
	  console.log('m/1 address: ' + Address.fromPubKey(hkey.derive('m/1').eckey.public).toString());
	  //console.log('m/2 extended public key: ' + hkey.derive('m/2').extendedPublicKeyString());
	  console.log('m/2 address: ' + Address.fromPubKey(hkey.derive('m/2').eckey.public).toString());
	  //console.log('m/3 extended public key: ' + hkey.derive('m/3').extendedPublicKeyString());
	  console.log('m/3 address: ' + Address.fromPubKey(hkey.derive('m/3').eckey.public).toString());
	  console.log('...');
	  //console.log('m/100 extended public key: ' + hkey.derive('m/100').extendedPublicKeyString());
	  console.log('m/100 address: ' + Address.fromPubKey(hkey.derive('m/100').eckey.public).toString());
	  console.log();
	
	};
	
	
	// This is just for browser & mocha compatibility
	if (typeof module !== 'undefined') {
	  module.exports.run = run;
	  if (require.main === module) {
	    run();
	  }
	} else {
	  run();
	}
	
#PayToScriptHashAddress.js
	var bitcore = require('../bitcore');
	var Address = bitcore.Address;
	var bitcoreUtil = bitcore.util;
	var Script = bitcore.Script;
	var network = bitcore.networks.livenet;
	
	
	var script = ''; // write down your script here
	var s = Script.fromHumanReadable(script);
	var hash = bitcoreUtil.sha256ripe160(s.getBuffer());
	var version = network.addressScript;
	
	var addr = new Address(version, hash);
	var addrStr = addr.as('base58');
	
	// This outputs the "address" of thescript
	console.log(addrStr);
	
#PeerDiscovery.js
	var PeerManager = require('../lib/PeerManager');
	var peerman     = new PeerManager();
	
	peerman.discover({ limit: 12 }).start();
	
#PeerManager.js
	'use strict';
	
	var run = function() {
	  // Replace '../bitcore' with 'bitcore' if you use this code elsewhere.
	  var bitcore = require('../bitcore');
	  var Peer = bitcore.Peer;
	  var PeerManager = bitcore.PeerManager;
	
	  var handleBlock = function(info) {
	    console.log('** Block Received **');
	    console.log(info.message);
	  };
	
	  var handleTx = function(info) {
	    var tx = info.message.tx.getStandardizedObject();
	
	    console.log('** TX Received **');
	    console.log(tx);
	  };
	
	  var handleInv = function(info) {
	    console.log('** Inv **');
	    console.log(info.message);
	
	    var invs = info.message.invs;
	    info.conn.sendGetData(invs);
	  };
	
	  var peerman = new PeerManager({
	    network: 'testnet'
	  });
	
	  peerman.addPeer(new Peer('127.0.0.1', 18333));
	
	  peerman.on('connection', function(conn) {
	    conn.on('inv', handleInv);
	    conn.on('block', handleBlock);
	    conn.on('tx', handleTx);
	  });
	
	  peerman.start();
	};
	
	module.exports.run = run;
	if (require.main === module) {
	  run();
	}
	
#Rpc.js
	'use strict';
	
	var run = function() {
	  // Replace '../bitcore' with 'bitcore' if you use this code elsewhere.
	  var bitcore = require('../bitcore');
	  var RpcClient = bitcore.RpcClient;
	  var hash = '0000000000b6288775bbd326bedf324ca8717a15191da58391535408205aada4';
	
	  var config = {
	    protocol: 'http',
	    user: 'user',
	    pass: 'pass',
	    host: '127.0.0.1',
	    port: '18332',
	  };
	
	  var rpc = new RpcClient(config);
	
	  rpc.getBlock(hash, function(err, ret) {
	    if (err) {
	      console.error('An error occured fetching block', hash);
	      console.error(err);
	      return;
	    }
	    console.log(ret);
	  });
	};
	
	module.exports.run = run;
	if (require.main === module) {
	  run();
	}
	
#Script.js
	'use strict';
	
	var run = function() {
	  // Replace '../bitcore' with 'bitcore' if you use this code elsewhere.
	  var bitcore = require('../bitcore');
	  var Address = bitcore.Address;
	  var coinUtil = bitcore.util;
	  var Script = bitcore.Script;
	  var network = bitcore.networks.testnet;
	
	  var getAddrStr = function(s) {
	    var addrStrs = [];
	    var type = s.classify();
	    var addr;
	
	    switch (type) {
	      case Script.TX_PUBKEY:
	        var chunk = s.captureOne();
	        addr = new Address(network.addressVersion, coinUtil.sha256ripe160(chunk));
	        addrStrs.push(addr.toString());
	        break;
	      case Script.TX_PUBKEYHASH:
	        addr = new Address(network.addressVersion, s.captureOne());
	        addrStrs.push(addr.toString());
	        break;
	      case Script.TX_SCRIPTHASH:
	        addr = new Address(network.P2SHVersion, s.captureOne());
	        addrStrs.push(addr.toString());
	        break;
	      case Script.TX_MULTISIG:
	        var chunks = s.capture();
	        chunks.forEach(function(chunk) {
	          var a = new Address(network.addressVersion, coinUtil.sha256ripe160(chunk));
	          addrStrs.push(a.toString());
	        });
	        break;
	      case Script.TX_UNKNOWN:
	        console.log('tx type unkown');
	        break;
	    }
	    return addrStrs;
	  };
	
	  var script = 'DUP HASH160 0x14 0x3744841e13b90b4aca16fe793a7f88da3a23cc71 EQUALVERIFY CHECKSIG';
	  var s = Script.fromHumanReadable(script);
	  console.log(getAddrStr(s)[0]); // mkZBYBiq6DNoQEKakpMJegyDbw2YiNQnHT
	};
	
	module.exports.run = run;
	if (require.main === module) {
	  run();
	}
	
#SendTx.js
	'use strict';
	
	var run = function() {
	  // Replace '../bitcore' with 'bitcore' if you use this code elsewhere.
	  var bitcore = require('../bitcore');
	  var Peer = bitcore.Peer;
	
	  var TransactionBuilder = bitcore.TransactionBuilder;
	  var PeerManager = bitcore.PeerManager;
	
	  // Unspent transactions can be found via the insight.bitcore.io or blockchain.info APIs
	  var unspent = [{
	      'txid': '707108b5ba4f78dc951df4647a03365bf36432ea57fb641676045c5044daaea7',
	      'vout': 0,
	      'address': 'n3QDC7DzsMmN4mcyp3k7XGPX7zFXXHG387',
	      'scriptPubKey': '76a914f00c4a92ee2314ab08ac0283dc8d07d9bf2be32388ac',
	      'amount': 0.12345600,
	      'confirmations': 43537
	    }, {
	      'txid': '87a158d32833cb555aea27b6a21af569ccaeb8f9b19691e05f1e6c2b3440bdb3',
	      'vout': 1,
	      'address': 'mxdrp9s4mVxS9X4RBYiLe99v59V81XA5C3',
	      'scriptPubKey': '76a914bbc87986da6b17c7876db4efacf59a95e14f6cf588ac',
	      'amount': 0.05749800,
	      'confirmations': 43536
	    }
	
	  ];
	
	  // Private keys in WIF format (see TransactionBuilder.js for other options)
	  var keys = [
	    'cQA75LXhV5JkMT8wkkqjR87SnHK4doh3c21p7PAd5tp8tc1tRBAY',
	    'cRz85dz9AiDieRpEwoucfXXQa1jdHHghcv6YnnVVGZ3MQyR1X4u2',
	    'cSq7yo4fvsbMyWVN945VUGUWMaSazZPWqBVJZyoGsHmNq6W4HVBV',
	    'cPa87VgwZfowGZYaEenoQeJgRfKW6PhZ1R65EHTkN1K19cSvc92G',
	    'cPQ9DSbBRLva9av5nqeF5AGrh3dsdW8p2E5jS4P8bDWZAoQTeeKB'
	  ];
	
	  var peerman = new PeerManager({
	    network: 'testnet'
	  });
	  peerman.addPeer(new Peer('127.0.0.1', 18333));
	
	  peerman.on('connect', function() {
	    var conn = peerman.getActiveConnection();
	    if (conn) {
	      // define transaction output
	      var outs = [{
	        address: 'mhNCT9TwZAGF1tLPpZdqfkTmtBkY282YDW',
	        amount: 0.1337
	      }];
	      // set change address
	      var opts = {
	        remainderOut: {
	          address: 'n4g2TFaQo8UgedwpkYdcQFF6xE2Ei9Czvy'
	        }
	      };
	      var tx = new TransactionBuilder(opts)
	        .setUnspent(unspent)
	        .setOutputs(outs)
	        .sign(keys)
	        .build();
	
	      /* Create and signing can be done in multiple steps:
	       *
	       *  var builder = new bitcore.TransactionBuilder(opts)
	       *                .setUnspent(utxos)
	       *                .setOutputs(outs);
	       *
	       *  // Sign with the first key
	       *  builder.sign(key1);
	       *  var tx = builder.build(); // Partially signed transaction
	       *
	       *  // Sign with the second key
	       *  builder.sign(key2);
	       *  if (builder.isFullySigned()){
	       *   var tx = builder.build();
	       *  }
	       *
	       *  var selectedUnspent = build.getSelectedUnspent(); // Retrieve selected unspent outputs from the transaction
	       */
	
	      var txid = tx.getHash().toString('hex');
	      console.log('Created transaction with txid '+txid);
	      var raw_tx = tx.serialize().toString('hex');
	      console.log('Transaction raw hex dump:');
	      console.log('-------------------------------------');
	      console.log(raw_tx);
	      console.log('-------------------------------------');
	      // finally, send transaction to the bitcoin network
	      conn.sendTx(tx);
	
	      // for now, the network won't respond in any case
	      // (transaction accepted, transaction rejected)
	      // in the future, we may listen to 'reject' message
	      // see https://gist.github.com/gavinandresen/7079034
	    }
	  });
	
	  peerman.start();
	
	};
	
	module.exports.run = run;
	if (require.main === module) {
	  run();
	}
	
#SimpleP2Pmonitor.js
	/**
	 * This is a simple script that will display network messages.
	 * It users the Peer / Connection classes directly instead of
	 * relying on PeerManager.
	 */
	
	// replace by require('bitcore') if you use somewhere else
	var bitcore = require('../');
	
	//bitcore.config.logger = 'debug';
	
	var Peer = bitcore.Peer,
	  Connection = bitcore.Connection;
	
	var peer = new Peer('127.0.0.1', 8333);
	
	var socket = peer.createConnection();
	
	var con = new Connection(socket, peer);
	
	con.on('error', function (msg) {
	  var peer = msg.peer, err = msg.err;
	  console.error('Error connecting to peer', peer.host + ':' + peer.port, '(' + err.message + ')');
	});
	
	con.on('disconnect', function (msg) {
	  console.log('disconnect: ', msg);
	});
	
	con.on('connect', function (msg) {
	  console.log('Connected to %s', msg.peer.host + ':' + msg.peer.port);
	});
	
	/* Listen P2P messages */
	
	// Make a log function available to all listeners
	// The log function is just like console.log except it prefixes 
	// messages with [host:port]
	function listen (event_name, fn) {
	  con.on(event_name, function (event) {
	    fn(event, function () {
	      var args = Array.prototype.slice.call(arguments);
	      var str = args.shift();
	      str = '[%s:%s] ' + str;
	      args = [ str, event.peer.host, event.peer.port ].concat(args);
	      console.log.apply(console, args);
	    });
	  });
	}
	
	listen('getaddr', function (event, log) {
	  log('Received message getaddr');
	  log(event);
	});
	
	listen('verack', function (event, log) {
	  log('Received message verack');
	});
	
	listen('version', function (event, log) {
	  log('Received message version (%s)', event.message.version);
	});
	
	listen('addr', function (event, log) {
	  log('Received message addr (%s addresses)', event.message.addrs.length);
	});
	
	listen('inv', function (event, log) {
	  log('Received message inv (%s invs)', event.message.count);
	  console.log(event.message.invs);
	});
	
	
#VanityAddress.js
	'use strict';
	
	
	var run = function() {
	  // Replace '../bitcore' with 'bitcore' if you use this code elsewhere.
	  var bitcore = require('../bitcore');
	  var Key = bitcore.Key;
	  var Address = bitcore.Address;
	
	  // config your regular expression
	  var re = /[0-9]{6}$/; // ends in 6 digits
	
	  var a,k,m;
	  while (true) {
	    k = Key.generateSync();
	    a = Address.fromKey(k);
	    m = a.toString().match(re);
	    if (m) break;
	  }
	  console.log('Address: '+a.toString());
	  console.log('Private Key: '+k.private.toString('hex'));
	
	};
	
	module.exports.run = run;
	if (require.main === module) {
	  run();
	}