Merge pull request #1507 from MetaMask/AddContractIconMap

Add contract name map

CHANGELOG.md

@@ -9,6 +9,7 @@
 - Now enforce 95% of block's gasLimit to protect users.
 - Removing provider-engine from the inpage provider. This fixes some error handling inconsistencies introduced in 3.7.0.
 - Some contracts will now display logos instead of jazzicons.
+- Some contracts will now have names displayed in the confirmation view.
 
 ## 3.7.0 2017-5-23
 

package.json

@@ -62,11 +62,11 @@
     "end-of-stream": "^1.1.0",
     "ensnare": "^1.0.0",
     "eth-bin-to-ops": "^1.0.1",
+    "eth-contract-metadata": "^1.0.0",
     "eth-hd-keyring": "^1.1.1",
     "eth-query": "^2.1.1",
     "eth-sig-util": "^1.1.1",
     "eth-simple-keyring": "^1.1.1",
-    "ethereum-contract-icons": "^1.0.0",
     "ethereumjs-tx": "^1.3.0",
     "ethereumjs-util": "ethereumjs/ethereumjs-util#ac5d0908536b447083ea422b435da27f26615de9",
     "ethereumjs-wallet": "^0.6.0",

ui/lib/contract-namer.js

@@ -5,14 +5,18 @@
  * otherwise returns null.
  */
 
-// Nickname keys must be stored in lower case.
-const nicknames = {}
+const contractMap = require('eth-contract-metadata')
+const ethUtil = require('ethereumjs-util')
 
 module.exports = function (addr, identities = {}) {
+  const checksummed = ethUtil.toChecksumAddress(addr)
+  if (contractMap[checksummed] && contractMap[checksummed].name) {
+    return contractMap[checksummed].name
+  }
+
   const address = addr.toLowerCase()
   const ids = hashFromIdentities(identities)
-
-  return addrFromHash(address, ids) || addrFromHash(address, nicknames)
+  return addrFromHash(address, ids)
 }
 
 function hashFromIdentities (identities) {

ui/lib/icon-factory.js

@@ -1,7 +1,7 @@
 var iconFactory
 const isValidAddress = require('ethereumjs-util').isValidAddress
 const toChecksumAddress = require('ethereumjs-util').toChecksumAddress
-const iconMap = require('ethereum-contract-icons')
+const contractMap = require('eth-contract-metadata')
 
 module.exports = function (jazzicon) {
   if (!iconFactory) {
@@ -43,11 +43,12 @@ IconFactory.prototype.generateNewIdenticon = function (address, diameter) {
 // util
 
 function iconExistsFor (address) {
-  return (address in iconMap) && isValidAddress(address)
+  return (contractMap.address) && isValidAddress(address) && (contractMap[address].logo)
 }
 
 function imageElFor (address) {
-  const fileName = iconMap[address]
+  const contract = contractMap[address]
+  const fileName = contract.logo
   const path = `images/contract/${fileName}`
   const img = document.createElement('img')
   img.src = path