aboutsummaryrefslogtreecommitdiffstats
path: root/app/scripts/lib/resolver.js
diff options
context:
space:
mode:
authorMikeCheng1208 <a3804430@hotmail.com>2018-05-04 19:57:19 +0800
committerYung chieh Tsai <x01ep23i@hotmail.com>2018-05-29 12:38:25 +0800
commit695b157e7b511a94a18ada1578ece2e4e838f869 (patch)
tree1a79d3e776330d82f53f8f903e06b90c28ba104e /app/scripts/lib/resolver.js
parent8e672a82e2ba7838370a5332c4775a8399c961b9 (diff)
downloadtangerine-wallet-browser-695b157e7b511a94a18ada1578ece2e4e838f869.tar
tangerine-wallet-browser-695b157e7b511a94a18ada1578ece2e4e838f869.tar.gz
tangerine-wallet-browser-695b157e7b511a94a18ada1578ece2e4e838f869.tar.bz2
tangerine-wallet-browser-695b157e7b511a94a18ada1578ece2e4e838f869.tar.lz
tangerine-wallet-browser-695b157e7b511a94a18ada1578ece2e4e838f869.tar.xz
tangerine-wallet-browser-695b157e7b511a94a18ada1578ece2e4e838f869.tar.zst
tangerine-wallet-browser-695b157e7b511a94a18ada1578ece2e4e838f869.zip
Intergrate ENS with IPFS
Diffstat (limited to 'app/scripts/lib/resolver.js')
-rw-r--r--app/scripts/lib/resolver.js46
1 files changed, 46 insertions, 0 deletions
diff --git a/app/scripts/lib/resolver.js b/app/scripts/lib/resolver.js
new file mode 100644
index 000000000..43ccec0cc
--- /dev/null
+++ b/app/scripts/lib/resolver.js
@@ -0,0 +1,46 @@
+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')
+const registrarAbi = require('./contracts/registrar')
+const resolverAbi = require('./contracts/resolver')
+function ens(name, provider) {
+ // provider need mainnet
+ let eth = new Eth(new HttpProvider(provider.rpcTarget))
+ let hash = namehash.hash(name)
+ let contract = new EthContract(eth)
+ let Registrar = contract(registrarAbi).at(REGISTRAR_ENS_MAIN_NET)
+ return new Promise((resolve, reject) => {
+ if (provider.type !== "mainnet") reject('no_mainnet')
+ Registrar.resolver(hash).then((address) => {
+ if (address === '0x0000000000000000000000000000000000000000') {
+ reject(null)
+ } else {
+ let Resolver = contract(resolverAbi).at(address["0"])
+ return Resolver.content(hash)
+ }
+ }).then((contentHash) => {
+ if (contentHash["0"] === '0x0000000000000000000000000000000000000000000000000000000000000000') reject(null)
+ if (contentHash.ret !== "0x") {
+ let hex = contentHash["0"].substring(2)
+ let buf = multihash.fromHexString(hex)
+ resolve(multihash.toB58String(multihash.encode(buf, 'sha2-256')))
+ } else {
+ reject('fisk')
+ }
+ })
+ })
+}
+module.exports.resolve = function (name, provider) {
+ let path = name.split(".");
+ let tld = path[path.length - 1];
+ if (tld === 'eth') {
+ return ens(name, provider);
+ } else {
+ return new Promise((resolve, reject) => {
+ reject(null)
+ })
+ }
+}