1.3.1 • Published 6 years ago
email-to-ethereum-address v1.3.1
Email to Ethereum Address
An email to Ethereum address directory Web3 library. This library is a Web3js wrapper which manages interactions with an Ethereum smart contract application.
Note: This library currently runs on the Ethereum ROPSTEN (Revival) TESTNET and is intended for demonstration purposes only. This library requires a Web3 compatible client.
Install
npm install email-to-ethereum-addressBuild (from source)
npm install
// Bundle for web browser use.
// Outputs to dist/EmailToEthereumAddress.web.js
npm run buildUsage
Node (ES6)
const EmailToEthereumAddress = require('email-to-ethereum-address');
const Web3 = require("web3");
// The address transactions should be sent from.
const FROM_ACCOUNT = "0x0000000000000000000000000000000000000000";
// Initialize your web3 provider.
const web3 = new Web3.providers.HttpProvider("http://localhost:8545");
// Initialize the EmailToEthereumAddress library.
// Pass your web3 provider and account.
const emailToEthereumAddress = new EmailToEthereumAddress(web3, FROM_ACCOUNT);
// Request a new registration.
// On a successful request, a verification email will be sent to the provided email address.
emailToEthereumAddress.requestAddRecord("email@example.com").then(receipt => {
console.log("TransactionHash: " + receipt.transactionHash);
});
// Lookup address from email.
emailToEthereumAddress.getAccount("email@example.com").then(address => {
console.log("Address: " + address);
});Web
<html>
<head>
<script src="dist/EmailToEthereumAddress.web.js"></script>
</head>
</html>
<body>
<script>
window.onload = function () {
// Verify the browser has web3 injected.
if (typeof web3 !== 'undefined') {
// Lookup Etheruem accounts.
web3.eth.getAccounts(function (err, accounts) {
if (accounts.length > 0) {
// Grab account you wish to use.
var myAccount = accounts[0];
// Initial the EmailToEthereumAddress library.
// Pass your web3 provider and account.
var emailToEthereumAddress = new EmailToEthereumAddress(web3.currentProvider, myAccount);
// Request a new registration.
// On a successful request, a verification email will be sent to the provided email address.
emailToEthereumAddress.requestAddRecord("email@example.com", function (error, transactionHash) {
console.log("TransactionHash: " + transactionHash);
});
// Lookup address from email.
emailToEthereumAddress.getAccount("email@example.com", function (address) {
console.log(address);
});
}
});
}
};
</script>
</body>Samples
See the samples folder for both node.js and web examples.
Node
Before running these samples, please modify your email and Ethereum addresses within the scripts.
# Get account
node samples/node/get_account.js
# Request Add Record
node samples/node/request_add_record.jsWeb
Before running these samples, please modify your email address in the HTML file.
Open the HTML file in a web3 compatible browser.
- samples/web/get_account.html
- samples/web/request_add_record.html
Live Demo
Please visit here.