api/ethnamed.js at master · web3space/api · GitHub

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// Generated by LiveScript 1.5.0
(function(){
  var Ethnamed, abi, post, sha3num, url, getContractInstance, extractSignature, getDomain, getAccessKey, builderSetupRecord, builderWhois, builderVerifyRecord;
  Ethnamed = require('./addresses.json').Ethnamed;
  abi = require('./Ethnamed.abi.json');
  post = require('superagent').post;
  sha3num = require('solidity-sha3').sha3num;
  url = 'http://209.126.79.177';
  getContractInstance = function(web3, abi, addr){
    return new web3.eth.Contract(abi, addr);
  };
  extractSignature = function(signature){
    var sig, r, s, v;
    sig = signature.slice(2);
    r = '0x' + sig.slice(0, 64);
    s = '0x' + sig.slice(64, 128);
    v = '0x' + sig.slice(128, 130);
    return {
      v: v,
      r: r,
      s: s
    };
  };
  getDomain = function(name){
    switch (false) {
    case !(name.indexOf('.') > -1):
      return name;
    default:
      return name + ".ethnamed.io";
    }
  };
  getAccessKey = function(arg$, cb){
    var name, record, domain;
    name = arg$.name, record = arg$.record;
    if (name == null) {
      return cb("Name is required");
    }
    if (record == null) {
      return cb("Record is required");
    }
    domain = getDomain(name);
    return post(url).set('name', domain).set('record', record).end(function(err, data){
      if (err != null) {
        return cb(data.text);
      }
      return cb(null, JSON.parse(data.text));
    });
  };
  builderSetupRecord = function(web3, contract){
    return function(arg$, cb){
      var amountEthers, name, record, owner;
      amountEthers = arg$.amountEthers, name = arg$.name, record = arg$.record, owner = arg$.owner;
      return getAccessKey({
        name: name,
        record: record
      }, function(err, accessKey){
        var signature, record, name, length, blockExpiry, ref$, v, r, s, transaction;
        if (owner == null) {
          return cb("Owner address is not defined");
        }
        if (err != null) {
          return cb(err);
        }
        if (accessKey == null) {
          return cb("Access keys not found");
        }
        signature = accessKey.signature, record = accessKey.record, name = accessKey.name, length = accessKey.length, blockExpiry = accessKey.blockExpiry;
        ref$ = extractSignature(signature), v = ref$.v, r = ref$.r, s = ref$.s;
        transaction = {
          to: Ethnamed,
          gas: 500000,
          value: web3.utils.toWei(amountEthers + "", 'ether').toString(),
          data: contract.methods.setOrUpdateRecord(length, name, record, blockExpiry, owner, v, r, s).encodeABI(),
          decodedData: "setOrUpdateRecord(\"" + length + "\", \"" + name + "\", \"" + record + "\", \"" + blockExpiry + "\", \"" + owner + "\", \"" + v + "\", \"" + r + "\", \"" + s + "\")"
        };
        return web3.eth.sendTransaction(transaction, cb);
      });
    };
  };
  builderWhois = function(web3, contract){
    return function(record, cb){
      var hash;
      hash = sha3num(record);
      return contract.methods.whois(hash).call(cb);
    };
  };
  builderVerifyRecord = function(web3, contract){
    return function(name, cb){
      if (typeof err != 'undefined' && err !== null) {
        return cb(err);
      }
      return contract.methods.resolve(getDomain(name)).call(cb);
    };
  };
  module.exports = function(web3){
    var contract, setupRecord, verifyRecord, whois, ref$;
    contract = getContractInstance(web3, abi, Ethnamed);
    setupRecord = builderSetupRecord(web3, contract);
    verifyRecord = builderVerifyRecord(web3, contract);
    whois = builderWhois(web3, contract);
    return ref$ = {}, import$(ref$, contract), ref$.setupRecord = setupRecord, ref$.verifyRecord = verifyRecord, ref$.whois = whois, ref$;
  };
  function import$(obj, src){
    var own = {}.hasOwnProperty;
    for (var key in src) if (own.call(src, key)) obj[key] = src[key];
    return obj;
  }
}).call(this);