Add Bitcoin/Dogecoin paper wallet spending (#9)
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www/assets/js/bitcore-lib-doge.min.js
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www/assets/js/bitcore-lib-doge.min.js
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www/assets/js/bitcore-lib.min.js
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www/assets/js/bitcore-lib.min.js
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@ -5,6 +5,8 @@
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*/
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var walletPubKeyRegex = /^(bc1|[13]|D)[a-zA-HJ-NP-Z0-9]{25,}$/;
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var paymentRequestRegex = /^(bitcoin|dogecoin):(bc1|[13]|D)[a-zA-HJ-NP-Z0-9]{25,}$/;
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var walletPrivateKeyRegex = /^[0-9A-Za-z]+$/;
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function scanWalletQrCode(callback) {
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scanBarcode(function (result) {
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@ -19,6 +21,182 @@ function scanWalletQrCode(callback) {
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});
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}
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function scanPrivateKeyQrCode(callback) {
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scanBarcode(function (result) {
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if (walletPrivateKeyRegex.test(result)) {
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callback(result);
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} else {
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app.dialog.alert("That doesn't look like a valid wallet address.", "Error");
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return;
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}
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}, function () {
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app.dialog.alert("Something went wrong and we can't scan right now.", "Error");
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});
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}
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/**
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* Create and sign a crypto transaction.
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*
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* @param {type} bitcoreLib Bitcore, Litecore, Dogecore, etc.
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* @param {type} privateKeyString Private key from wallet QR code
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* @param {type} sourceAddress Sender's wallet address
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* @param {type} destinationAddress Recipient's wallet address
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* @param {type} txHash From UXTO (unspent output)
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* @param {type} txOutputIndex From UXTO (unspent output)
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* @param {type} script From UXTO (unspent output)
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* @param {type} inputSatoshis From UXTO (unspent output)
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* @param {type} outputSatoshis Amount to send to recipient's wallet
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* @returns {string} Hex of serialized transaction, suitable for broadcast via Bitcoin Core or an API.
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*/
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function createSignedTransaction(bitcoreLib, privateKeyString, sourceAddress, destinationAddress, txHash, txOutputIndex, script, inputSatoshis, outputSatoshis) {
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var privateKey = new bitcoreLib.PrivateKey(privateKeyString);
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var utxo = {
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"txId": txHash,
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"outputIndex": txOutputIndex,
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"address": sourceAddress,
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"script": script,
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"satoshis": inputSatoshis
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};
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var transaction = new bitcoreLib.Transaction()
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.from(utxo)
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.to(destinationAddress, outputSatoshis)
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.change(sourceAddress)
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.sign(privateKey);
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return transaction.serialize();
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}
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/**
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* Get unspent outputs for a wallet address.
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* @param {string} walletaddress
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* @param {function} successCallback Passes object with {uxtos: [{txHash,txOutputIndex,script,value}], currency: "DOGE", label: "Dogecoin"}
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* @param {function} errorCallback Passes string error message suitable for display
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* @returns {undefined}
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*/
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function getUXTOData(walletaddress, successCallback, errorCallback) {
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apirequest(SETTINGS.apis.getuxto, {
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walletaddress: walletaddress
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}, function (resp) {
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if (resp.status == "OK") {
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successCallback({
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uxtos: resp.unspent_outputs,
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currency: resp.currency,
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label: resp.label
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});
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} else {
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errorCallback(resp.msg);
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}
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}, function (errorData) {
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try {
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var error = $.parseJSON(errorData.responseText);
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if (error && typeof error.msg != 'undefined') {
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errorCallback(resp.msg);
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sendErrorReport("Crypto", "Couldn't get UXTO data", error.msg);
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} else {
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errorCallback("There's a server or network problem. Check your Internet connection or try again later. Your funds are safe.");
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sendErrorReport("Crypto", "Couldn't get UXTO data", "Server/network problem: " + xhr.status + ": " + xhr.statusText);
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}
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} catch (ex) {
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errorCallback("There's a server or network problem. Check your Internet connection or try again later. Your funds are safe.");
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sendErrorReport("Crypto", "Couldn't get UXTO data", "Server/network problem: " + xhr.status + ": " + xhr.statusText);
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}
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});
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}
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function sendCoins(privatekey, fromaddress, toaddress, satoshis) {
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var progressdialog = app.dialog.progress("Querying blockchain...", 25);
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getUXTOData(fromaddress, function (success) {
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progressdialog.setProgress(50);
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progressdialog.setText("Creating transaction...");
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if (success.uxtos.length == 0) {
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app.dialog.close();
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app.dialog.alert("Your wallet has no available funds (ZERO_LENGTH_UXTO).", "Error");
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return;
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} else if (success.uxtos.length > 1) {
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app.dialog.close();
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app.dialog.alert("For technical reasons, your wallet isn't compatible with this app right now. You can still sweep this wallet into an alternative app to spend it. (MULTIPLE_UXTO)", "Error");
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return;
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}
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var bitcore = null;
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switch (success.currency) {
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case "DOGE":
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bitcore = require("bitcore-lib-doge");
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break;
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case "BTC":
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bitcore = require("bitcore-lib");
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break;
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default:
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app.dialog.close();
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app.dialog.alert("This app version doesn't support " + success.currency + ".", "Error");
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return;
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}
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var txdata = createSignedTransaction(bitcore, privatekey, fromaddress, toaddress,
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success.uxtos[0].txHash, success.uxtos[0].txOutputIndex, success.uxtos[0].script,
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success.uxtos[0].value, satoshis);
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progressdialog.setProgress(75);
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progressdialog.setText("Sending payment...");
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apirequest(SETTINGS.apis.broadcasttransaction, {
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transactiondata: txdata,
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currency: success.currency
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}, function (resp) {
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if (resp.status == "OK") {
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app.dialog.close();
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app.dialog.alert("Sent " + (satoshis / 100000000) + " " + success.currency + " to " + toaddress, "Success!");
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return;
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} else {
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app.dialog.close();
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}
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}, function (errorData) {
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app.dialog.close();
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try {
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var error = $.parseJSON(errorData.responseText);
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if (error && typeof error.msg != 'undefined') {
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app.dialog.alert(error.msg, "Error");
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sendErrorReport("Crypto", "Couldn't broadcast transaction", error.msg);
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} else {
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app.dialog.alert("There's a server or network problem. Check your Internet connection or try again later. Your funds are safe.", "Error");
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sendErrorReport("Crypto", "Couldn't broadcast transaction", "Server/network problem: " + xhr.status + ": " + xhr.statusText);
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}
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} catch (ex) {
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app.dialog.alert("There's a server or network problem. Check your Internet connection or try again later. Your funds are safe.", "Error");
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sendErrorReport("Crypto", "Couldn't broadcast transaction", "Server/network problem: " + xhr.status + ": " + xhr.statusText);
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}
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});
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}, function (error) {
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app.dialog.close();
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app.dialog.alert(error, "Error");
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});
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}
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function walletGUISendCoins() {
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if (!walletPubKeyRegex.test($('#walletFromAddress').val())) {
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app.dialog.alert("Your wallet address doesn't look right. Check it and try again.", "Error");
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return;
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}
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if (isNaN($('#transactionAmount').val()) || $('#transactionAmount').val() < 0.00000001) {
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app.dialog.alert("The amount to send doesn't look right. Check it and try again.", "Error");
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return;
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}
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// Remove payment request URL stuff
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if ($('#walletToAddress').val().startsWith("bitcoin:")) {
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$('#walletToAddress').val($('#walletToAddress').val().replace("bitcoin:", ""));
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}
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if ($('#walletToAddress').val().startsWith("dogecoin:")) {
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$('#walletToAddress').val($('#walletToAddress').val().replace("dogecoin:", ""));
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}
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if (!walletPubKeyRegex.test($('#walletToAddress').val())) {
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app.dialog.alert("The recipient's wallet address doesn't look right. Check it and try again.", "Error");
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return;
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}
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sendCoins($('#walletPrivateKey').val(), $('#walletFromAddress').val(), $('#walletToAddress').val(), $('#transactionAmount').val() * 100000000);
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}
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function displayWalletBalance(address) {
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if (!walletPubKeyRegex.test(address)) {
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app.dialog.alert("That doesn't look like a valid wallet address.", "Error");
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@ -24,6 +24,9 @@ function openGenericBarcodeScanner() {
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code = result.split("#")[1];
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action = "track";
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}
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} else if (paymentRequestRegex.test(result)) {
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code = result;
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action = "sendcrypto";
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} else if (walletPubKeyRegex.test(result)) {
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code = result;
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action = "cryptowallet";
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@ -42,6 +45,9 @@ function openGenericBarcodeScanner() {
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case "cryptowallet":
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router.navigate("/crypto/balance/" + code);
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break;
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case "sendcrypto":
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app.dialog.alert("Not implemented.");
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break;
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default:
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app.dialog.alert("This app can't understand what's in that barcode.", "Error");
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return;
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@ -45,6 +45,8 @@
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<script src="node_modules/template7/dist/template7.min.js"></script>
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<script src="node_modules/jquery/dist/jquery.min.js"></script>
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<script src="node_modules/maplibre-gl/dist/maplibre-gl.js"></script>
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<script src="assets/js/bitcore-lib.min.js"></script>
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<script src="assets/js/bitcore-lib-doge.min.js"></script>
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<script src="settings.js"></script>
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@ -20,7 +20,7 @@
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<div class="page-content">
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<div class="row justify-content-center">
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<div class="col-100 medium-90 xlarge-75 margin-horizontal">
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<div class="col-100 medium-50 xlarge-50 margin-horizontal">
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<div class="card">
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<div class="card-header">Check Wallet Balance</div>
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<div class="card-content card-content-padding">
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@ -46,6 +46,123 @@
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</div>
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</div>
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</div>
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<div class="col-100 medium-50 xlarge-50 margin-horizontal">
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<div class="card">
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<div class="card-header">Send Crypto</div>
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<div class="card-content card-content-padding">
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Spend your Helena Express paper wallet.
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</div>
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<div class="card-content card-content-padding">
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<div class="list margin-bottom-half">
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<ul>
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<li class="item-divider">Step 1</li>
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<li class="item-content">
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<div class="item-inner">
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Scan or type your wallet address. This tells the network where to take the money from.
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</div>
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</li>
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<li class="item-content item-input">
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<div class="item-inner">
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<div class="item-input-wrap">
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<input type="text" id="walletFromAddress" placeholder="1X68a3n1..." />
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<span class="input-clear-button"></span>
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</div>
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</div>
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</li>
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<li class="item-content">
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<div class="button hapticbtn button-fill" onclick="scanWalletQrCode(function (d) {
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$('#walletFromAddress').val(d);
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});"><i class="fa-solid fa-inbox-out"></i> Scan Your Wallet Address
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</div>
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</li>
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<li class="item-divider">Step 2</li>
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<li class="item-content">
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<div class="item-inner">
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Scan or type your private key. The private key unlocks your wallet and authorizes the transfer.
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</div>
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</li>
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<li class="item-content item-input">
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<div class="item-inner">
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<div class="item-input-wrap">
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<input type="text" id="walletPrivateKey" placeholder="6JJRxyW..." />
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<span class="input-clear-button"></span>
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</div>
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</div>
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</li>
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<li class="item-content">
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<div class="button hapticbtn button-fill" onclick="scanPrivateKeyQrCode(function (d) {
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$('#walletToAddress').val(d);
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});"><i class="fa-solid fa-key"></i> Scan Your Private Key
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</div>
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</li>
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<li class="item-divider">Step 3</li>
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<li class="item-content">
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<div class="item-inner">
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Scan or paste the recipient's wallet address.
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The money will be sent here. Important: the recipient must be expecting the
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same cryptocurrency your wallet uses. Otherwise the money will
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be lost forever.
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</div>
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</li>
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<li class="item-content item-input">
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<div class="item-inner">
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<div class="item-input-wrap">
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<input type="text" id="walletToAddress" placeholder="1X68a3n1..." />
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<span class="input-clear-button"></span>
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</div>
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</div>
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</li>
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<li class="item-content">
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<div class="button hapticbtn button-fill" onclick="scanWalletQrCode(function (d) {
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$('#walletToAddress').val(d);
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});"><i class="fa-solid fa-inbox-in"></i> Scan Recipient's Wallet
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</div>
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</li>
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<li class="item-divider">Step 4</li>
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<li class="item-content">
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<div class="item-inner">
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Enter the amount to send, in cryptocurrency (not in dollars).
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</div>
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</li>
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<li class="item-content item-input">
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<div class="item-inner">
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<div class="item-input-wrap">
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<input type="number" id="transactionAmount" step="0.00000001" min="0.00000001" max="999999.99999999"/>
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<span class="input-clear-button"></span>
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</div>
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</div>
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</li>
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<!--
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TODO: add conversion tool here
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<li class="item-content">
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<div class="button hapticbtn button-fill" onclick="scanWalletQrCode(function (d) {
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$('#walletToAddress').val(d);
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});"><i class="fa-solid fa-inbox-in"></i> Scan Recipient's Wallet
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</div>
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</li> -->
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<li class="item-divider">Step 5</li>
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<li class="item-content">
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<div class="item-inner">
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<div><span class="taptext">Tap</span><span class="clicktext">Click</span> the button to send the transaction.</div>
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</div>
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</li>
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<li class="item-content">
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<div class="button hapticbtn button-fill" onclick="walletGUISendCoins()">
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<i class="fa-solid fa-paper-plane"></i> Send Transaction
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</div>
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</li>
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</ul>
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</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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@ -6,26 +6,42 @@
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var SETTINGS = {
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apis: {
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// Tracking
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track: "http://localhost/helena.express/apis/track/",
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trackmultiple: "http://localhost/helena.express/apis/trackmultiple/",
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// Shipping rates
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rates: "http://localhost/helena.express/apis/rates/",
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// Get appointment iframe URL
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appointmentredirect: "http://localhost/helena.express/apis/appointmentredirect/",
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// Request home pickup
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requestpickup: "http://localhost/helena.express/apis/requestpickup/",
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// Drop and Send
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dropandsendlocations: "http://localhost/helena.express/apis/dropandsend/locations/",
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dropandsendpickup: "http://localhost/helena.express/apis/dropandsend/requestpickup/",
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// Fetch account data
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getaccountinfo: "http://localhost/helena.express/apis/account/getinfo/",
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// Fetch tracking numbers associated with account
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gettrackingnumbers: "http://localhost/helena.express/apis/account/gettrackingnumbers/",
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// Account login/registration/onboarding endpoints
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authorstartverify: "http://localhost/helena.express/apis/account/authorstartverify/",
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verifyauthcode: "http://localhost/helena.express/apis/account/verifyauthcode/",
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accountregister: "http://localhost/helena.express/apis/account/register/",
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// Setup saved payment method
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redirecttopaymentsetup: "http://localhost/helena.express/apis/account/redirecttopaymentsetup/",
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finishpaymentsetup: "http://localhost/helena.express/apis/account/finishpaymentsetup/",
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// Send a telegram message
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sendtelegram: "http://localhost/helena.express/apis/telegram",
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// Fetch shop items
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shopitems: "http://localhost/helena.express/apis/shop/items",
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// Create a shop order
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shopbuy: "http://localhost/helena.express/apis/shop/buy",
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// Get receipts linked with account
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getreceipts: "http://localhost/helena.express/apis/account/getreceipts",
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getreceipt: "http://localhost/helena.express/apis/account/getreceipt",
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walletbalance: "http://localhost/helena.express/apis/walletbalance"
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// Crypto: check balance and send transactions
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walletbalance: "http://localhost/helena.express/apis/crypto/walletbalance",
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getuxto: "http://localhost/helena.express/apis/crypto/getuxto",
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broadcasttransaction: "http://localhost/helena.express/apis/crypto/broadcasttransaction"
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},
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stripe_pubkey: "pk_test_51J6qFXCa1Fboir5UzPO3LCiMsVNiFP2lq4wR0dEcjJJVzAaJ3uRggDekZPB3qeYpMD3ayIYHKyD5sSn0IFLlEXMW001LqrvGSH",
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branding: {
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