Update lib

This commit is contained in:
Yung chieh Tsai 2018-05-29 19:29:12 +08:00
parent 829deacb57
commit 384cb126dd
3 changed files with 71 additions and 23 deletions

View File

@ -17,12 +17,36 @@
width: 100%;
height: 100%;
}
.app{
position: relative;
width: 100%;
height: auto;
overflow: hidden;
}
img{
display: block;
width: 100%;
height: auto;
}
h2{
display: block;
width: 100%;
overflow: hidden;
position: absolute;
bottom: 20%;
left: 0;
color: #1b243d;
text-align: center;
}
h2 > a{
color: #1b243d;
}
</style>
</head>
<body>
<img src="./images/404.png" alt="">
<div class="app">
<img src="./images/404.png" alt="">
<h2>Powered by <a href="https://www.portal.network/">Portal Network</a></h2>
</div>
</body>
</html>

View File

@ -16,7 +16,7 @@ module.exports = function (provider) {
clearTimeout(clearTime)
let url = 'https://gateway.ipfs.io/ipfs/' + ipfsHash
return fetch(url, { method: 'HEAD' }).then(response => response.status).then(statusCode => {
if (statusCode !== 200) return 'Local'
if (statusCode !== 200) return extension.tabs.update(tab.id, { url: '404.html' })
extension.tabs.update(tab.id, { url: url })
})
.catch(err => {

View File

@ -1,6 +1,5 @@
const namehash = require('eth-ens-namehash')
const multihash = require('multihashes')
const REGISTRAR_ENS_MAIN_NET = '0x314159265dd8dbb310642f98f50c066173c1259b'
const HttpProvider = require('ethjs-provider-http')
const Eth = require('ethjs-query')
const EthContract = require('ethjs-contract')
@ -8,32 +7,57 @@ const registrarAbi = require('./contracts/registrar')
const resolverAbi = require('./contracts/resolver')
function ens (name, provider) {
const eth = new Eth(new HttpProvider(provider.rpcTarget))
const eth = new Eth(new HttpProvider(getProvider(provider.type)))
const hash = namehash.hash(name)
const contract = new EthContract(eth)
const Registrar = contract(registrarAbi).at(REGISTRAR_ENS_MAIN_NET)
const Registrar = contract(registrarAbi).at(getRegistrar(provider.type))
return new Promise((resolve, reject) => {
if (provider.type !== 'mainnet') reject('unsupport')
Registrar.resolver(hash).then((address) => {
if (address === '0x0000000000000000000000000000000000000000') {
reject(null)
} else {
const Resolver = contract(resolverAbi).at(address['0'])
return Resolver.content(hash)
}
}).then((contentHash) => {
if (contentHash['0'] === '0x0000000000000000000000000000000000000000000000000000000000000000') reject(null)
if (contentHash.ret !== '0x') {
const hex = contentHash['0'].substring(2)
const buf = multihash.fromHexString(hex)
resolve(multihash.toB58String(buf))
} else {
reject(null)
}
})
if (provider.type === 'mainnet' || provider.type === 'ropsten') {
Registrar.resolver(hash).then((address) => {
if (address === '0x0000000000000000000000000000000000000000') {
reject(null)
} else {
const Resolver = contract(resolverAbi).at(address['0'])
return Resolver.content(hash)
}
}).then((contentHash) => {
if (contentHash['0'] === '0x0000000000000000000000000000000000000000000000000000000000000000') reject(null)
if (contentHash.ret !== '0x') {
const hex = contentHash['0'].substring(2)
const buf = multihash.fromHexString(hex)
resolve(multihash.toB58String(multihash.encode(buf, 'sha2-256')))
} else {
reject(null)
}
})
} else {
return reject('unsupport')
}
})
}
function getProvider (type) {
switch (type) {
case 'mainnet':
return 'https://mainnet.infura.io/'
case 'ropsten':
return 'https://ropsten.infura.io/'
default:
return 'http://localhost:3000/'
}
}
function getRegistrar (type) {
switch (type) {
case 'mainnet':
return '0x314159265dd8dbb310642f98f50c066173c1259b'
case 'ropsten':
return '0x112234455c3a32fd11230c42e7bccd4a84e02010'
default:
return '0x0000000000000000000000000000000000000000'
}
}
module.exports.resolve = function (name, provider) {
const path = name.split('.')
const tld = path[path.length - 1]