<html>
<body>
<script src="./lightwallet.min.js"></script>
<script type="text/javascript" src="web3.js"></script>
<form id="signup" method="POST" action="upload.html" enctype="multipart/form-data">
<input type="file" id="myfile" name="myfile" accept=".json" >
</form>
<h1>LightWallet</h1>
<h2>New Wallet</h2>
<div>
<input type="text" id="userEntropy" placeholder="Type random text to generate entropy" size="80"></input>
<button onClick="newWallet()">Create New Wallet</button>
</div>
<h2>Restore Wallet</h2>
<div>
<input type="text" id="seed" value="" size="80"></input>
<button onClick="setSeed()">Restore wallet from Seed</button>
</div>
<div id="addr"></div>
<div>
<button onClick='getBalances()'>Refresh</button>
</div>
<script>
var web3 = new Web3();
var global_keystore;
if (!web3.currentProvider)
web3.setProvider(new web3.providers.HttpProvider('http://XXXXXXXX'));
function newAddresses(password) {
if (password == '') {
password = prompt('Enter password to retrieve addresses', 'Password');
}
global_keystore.keyFromPassword(password, function(err, pwDerivedKey){
if(err) throw err;
global_keystore.generateNewAddress(pwDerivedKey, 1);
var address = global_keystore.getAddresses()[0];
document.getElementById('functionCaller').innerHTML = ''
document.getElementById('functionCaller').innerHTML += '0x' + address
getBalances();
});
}
function getBalances() {
var address = global_keystore.getAddresses()[0];
document.getElementById('addr').innerHTML = ''
web3.eth.getBalance(address, function(err, balance) {
web3.eth.getTransactionCount('0x' + address, function(err, nonce) {
document.getElementById('addr').innerHTML += '<div>0x' + address + ' (Bal: ' + (balance / 1.0e18) + ' ETH, Nonce: ' + nonce + ')' + '</div>'
});
});
}
function setSeed() {
var password = prompt('Enter Password to encrypt your seed', 'Password');
lightwallet.keystore.createVault({ password: password , seedPhrase: document.getElementById('seed').value, hdPathString: "m/44'/60'/0'/0"} , function(err, keystore){
global_keystore = keystore;
document.getElementById('seed').value = ''
newAddresses(password);
});
}
function newWallet() {
var extraEntropy = document.getElementById('userEntropy').value;
document.getElementById('userEntropy').value = '';
var randomSeed = lightwallet.keystore.generateRandomSeed(extraEntropy);
console.log('GGGG: ', randomSeed);
var infoString = 'Your new wallet seed is: "' + randomSeed +
'". Please write it down on paper or in a password manager, you will need it to access your wallet. Do not let anyone see this seed or they can take your Ether. ' +
'Please enter a password to encrypt your seed while in the browser.'
var password = prompt(infoString, 'Password');
lightwallet.keystore.createVault({ password: password, seedPhrase: randomSeed , hdPathString: "m/44'/60'/0'/0"} , function(err, keystore){
global_keystore = keystore;
newAddresses(password);
});
}
function functionCall() {
var fromAddr = document.getElementById('functionCaller').innerHTML
var contractAddr = document.getElementById('contractAddr').value
var abi = JSON.parse(document.getElementById('contractAbi').value)
var contract = web3.eth.contract(abi).at(contractAddr)
var functionName = document.getElementById('functionName').value
var args = JSON.parse('[' + document.getElementById('functionArgs').value + ']')
var valueEth = document.getElementById('sendValueAmount').value
var value = parseFloat(valueEth) * 1.0e18
var gasPrice = 50000000000
var gas = 3141592
web3.eth.getTransactionCount(fromAddr, function(err, nonce){
var funcTx = lightwallet.txutils.functionTx(abi, functionName, [], {to: contractAddr, gasLimit: 300000, gasPrice: gasPrice , nonce: nonce, value: value });
var password = prompt('Enter Password to sign Transaction', 'Password');
global_keystore.keyFromPassword(password, function(err, pwDerivedKey){
//sign tx NIC LIN
var signedTx = lightwallet.signing.signTx(global_keystore, pwDerivedKey, funcTx, global_keystore.getAddresses()[0]);
console.log("signedTx: " + signedTx.toString('hex'));
//send tx NIC LIN
web3.eth.sendRawTransaction(signedTx.toString('hex'), function(err, tx_id){
console.log(tx_id);
});
});
});
}
</script>
</body>
</html>
Thanks for helping me.
