Intergrate ENS with IPFS

4 files changed, 82 insertions, 0 deletions

diff --git a/app/scripts/lib/contracts/registrar.js b/app/scripts/lib/contracts/registrar.js
new file mode 100644
index 000000000..980a64d7f
--- /dev/null
+++ b/app/scripts/lib/contracts/registrar.js
@@ -0,0 +1 @@
+module.exports = [{"constant":true,"inputs":[{"name":"node","type":"bytes32"}],"name":"resolver","outputs":[{"name":"","type":"address"}],"payable":false,"type":"function"},{"constant":true,"inputs":[{"name":"node","type":"bytes32"}],"name":"owner","outputs":[{"name":"","type":"address"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"node","type":"bytes32"},{"name":"label","type":"bytes32"},{"name":"owner","type":"address"}],"name":"setSubnodeOwner","outputs":[],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"node","type":"bytes32"},{"name":"ttl","type":"uint64"}],"name":"setTTL","outputs":[],"payable":false,"type":"function"},{"constant":true,"inputs":[{"name":"node","type":"bytes32"}],"name":"ttl","outputs":[{"name":"","type":"uint64"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"node","type":"bytes32"},{"name":"resolver","type":"address"}],"name":"setResolver","outputs":[],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"node","type":"bytes32"},{"name":"owner","type":"address"}],"name":"setOwner","outputs":[],"payable":false,"type":"function"},{"anonymous":false,"inputs":[{"indexed":true,"name":"node","type":"bytes32"},{"indexed":false,"name":"owner","type":"address"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"node","type":"bytes32"},{"indexed":true,"name":"label","type":"bytes32"},{"indexed":false,"name":"owner","type":"address"}],"name":"NewOwner","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"node","type":"bytes32"},{"indexed":false,"name":"resolver","type":"address"}],"name":"NewResolver","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"node","type":"bytes32"},{"indexed":false,"name":"ttl","type":"uint64"}],"name":"NewTTL","type":"event"}]
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diff --git a/app/scripts/lib/contracts/resolver.js b/app/scripts/lib/contracts/resolver.js
new file mode 100644
index 000000000..f42777cc7
--- /dev/null
+++ b/app/scripts/lib/contracts/resolver.js
@@ -0,0 +1,2 @@
+module.exports =
+[{"constant":true,"inputs":[{"name":"interfaceID","type":"bytes4"}],"name":"supportsInterface","outputs":[{"name":"","type":"bool"}],"payable":false,"type":"function"},{"constant":true,"inputs":[{"name":"node","type":"bytes32"},{"name":"contentTypes","type":"uint256"}],"name":"ABI","outputs":[{"name":"contentType","type":"uint256"},{"name":"data","type":"bytes"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"node","type":"bytes32"},{"name":"x","type":"bytes32"},{"name":"y","type":"bytes32"}],"name":"setPubkey","outputs":[],"payable":false,"type":"function"},{"constant":true,"inputs":[{"name":"node","type":"bytes32"}],"name":"content","outputs":[{"name":"ret","type":"bytes32"}],"payable":false,"type":"function"},{"constant":true,"inputs":[{"name":"node","type":"bytes32"}],"name":"addr","outputs":[{"name":"ret","type":"address"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"node","type":"bytes32"},{"name":"contentType","type":"uint256"},{"name":"data","type":"bytes"}],"name":"setABI","outputs":[],"payable":false,"type":"function"},{"constant":true,"inputs":[{"name":"node","type":"bytes32"}],"name":"name","outputs":[{"name":"ret","type":"string"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"node","type":"bytes32"},{"name":"name","type":"string"}],"name":"setName","outputs":[],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"node","type":"bytes32"},{"name":"hash","type":"bytes32"}],"name":"setContent","outputs":[],"payable":false,"type":"function"},{"constant":true,"inputs":[{"name":"node","type":"bytes32"}],"name":"pubkey","outputs":[{"name":"x","type":"bytes32"},{"name":"y","type":"bytes32"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"node","type":"bytes32"},{"name":"addr","type":"address"}],"name":"setAddr","outputs":[],"payable":false,"type":"function"},{"inputs":[{"name":"ensAddr","type":"address"}],"payable":false,"type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"name":"node","type":"bytes32"},{"indexed":false,"name":"a","type":"address"}],"name":"AddrChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"node","type":"bytes32"},{"indexed":false,"name":"hash","type":"bytes32"}],"name":"ContentChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"node","type":"bytes32"},{"indexed":false,"name":"name","type":"string"}],"name":"NameChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"node","type":"bytes32"},{"indexed":true,"name":"contentType","type":"uint256"}],"name":"ABIChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"node","type":"bytes32"},{"indexed":false,"name":"x","type":"bytes32"},{"indexed":false,"name":"y","type":"bytes32"}],"name":"PubkeyChanged","type":"event"}]
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diff --git a/app/scripts/lib/portalnetwork.js b/app/scripts/lib/portalnetwork.js
new file mode 100644
index 000000000..5ff4f5ecf
--- /dev/null
+++ b/app/scripts/lib/portalnetwork.js
@@ -0,0 +1,33 @@
+const extension = require('extensionizer')
+const resolver = require('./resolver.js');
+module.exports = function (provider) {
+    extension.webRequest.onBeforeRequest.addListener(details => {
+        let name = details.url.substring(7, details.url.length - 1);
+        extension.tabs.getSelected(null, tab => {
+            extension.tabs.update(tab.id, { url: "loading.html" });
+
+            setTimeout(() => {
+                return extension.tabs.update(tab.id, { url: "404.html" });
+            }, 60000);
+
+            resolver.resolve(name, provider).then(ipfsHash => {
+                let url = "https://gateway.ipfs.io/ipfs/" + ipfsHash;
+                return fetch(url, {method: "HEAD"}).then(response => response.status).then(statusCode => {
+                    if (statusCode !== 200) return "Local"
+                    extension.tabs.update(tab.id, { url: url })
+                })
+                .catch(err => {
+                    url = "https://gateway.ipfs.io/ipfs/" + ipfsHash
+                    extension.tabs.update(tab.id, {url: url})
+                    return err
+                })
+            })
+            .catch(err => {
+                let nameWithoutTld = name.substring(0, name.lastIndexOf('.'))
+                let url = err === "no_mainnet" ? "no_mainnet" : "error"
+                extension.tabs.update(tab.id, {url: `${url}.html?name=${name}`})
+            })
+        })
+        return { cancel: true }
+    }, {urls: ["*://*.eth/"]})
+}
\ No newline at end of file
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)
+    })
+  }
+}