6 files changed, 48 insertions, 18 deletions
diff --git a/app/scripts/lib/backend-metametrics.js b/app/scripts/lib/backend-metametrics.js
new file mode 100644
index 000000000..e3c163c1a
--- /dev/null
+++ b/app/scripts/lib/backend-metametrics.js
@@ -0,0 +1,26 @@
+const {
+  getMetaMetricState,
+} = require('../../../ui/app/selectors/selectors')
+const {
+  sendMetaMetricsEvent,
+} = require('../../../ui/app/helpers/utils/metametrics.util')
+
+const inDevelopment = process.env.NODE_ENV === 'development'
+
+const METAMETRICS_TRACKING_URL = inDevelopment
+  ? 'http://www.metamask.io/metametrics'
+  : 'http://www.metamask.io/metametrics-prod'
+
+function backEndMetaMetricsEvent (metaMaskState, eventData) {
+  const stateEventData = getMetaMetricState({ metamask: metaMaskState })
+
+  if (stateEventData.participateInMetaMetrics) {
+      sendMetaMetricsEvent({
+        ...stateEventData,
+        ...eventData,
+        url: METAMETRICS_TRACKING_URL + '/backend',
+      })
+  }
+}
+
+module.exports = backEndMetaMetricsEvent
diff --git a/app/scripts/lib/buy-eth-url.js b/app/scripts/lib/buy-eth-url.js
index fbe6c6c9e..5cae83a9f 100644
--- a/app/scripts/lib/buy-eth-url.js
+++ b/app/scripts/lib/buy-eth-url.js
@@ -28,6 +28,8 @@ function getBuyEthUrl ({ network, amount, address, service }) {
       return 'https://www.rinkeby.io/'
     case 'kovan-faucet':
       return 'https://github.com/kovan-testnet/faucet'
+    case 'goerli-faucet':
+      return 'https://goerli-faucet.slock.it/'
   }
   throw new Error(`Unknown cryptocurrency exchange or faucet: "${service}"`)
 }
@@ -42,6 +44,8 @@ function getDefaultServiceForNetwork (network) {
       return 'rinkeby-faucet'
     case '42':
       return 'kovan-faucet'
+    case '5':
+      return 'goerli-faucet'
   }
   throw new Error(`No default cryptocurrency exchange or faucet for networkId: "${network}"`)
 }
diff --git a/app/scripts/lib/createDnodeRemoteGetter.js b/app/scripts/lib/createDnodeRemoteGetter.js
new file mode 100644
index 000000000..b70d218f3
--- /dev/null
+++ b/app/scripts/lib/createDnodeRemoteGetter.js
@@ -0,0 +1,16 @@
+module.exports = createDnodeRemoteGetter
+
+function createDnodeRemoteGetter (dnode) {
+  let remote
+
+  dnode.once('remote', (_remote) => {
+    remote = _remote
+  })
+
+  async function getRemote () {
+    if (remote) return remote
+    return await new Promise(resolve => dnode.once('remote', resolve))
+  }
+
+  return getRemote
+}
diff --git a/app/scripts/lib/createProviderMiddleware.js b/app/scripts/lib/createProviderMiddleware.js
deleted file mode 100644
index 8a939ba4e..000000000
--- a/app/scripts/lib/createProviderMiddleware.js
+++ /dev/null
@@ -1,16 +0,0 @@
-module.exports = createProviderMiddleware
-
-/**
- * Forwards an HTTP request to the current Web3 provider
- *
- * @param {{ provider: Object }} config Configuration containing current Web3 provider
- */
-function createProviderMiddleware ({ provider }) {
-  return (req, res, next, end) => {
-    provider.sendAsync(req, (err, _res) => {
-      if (err) return end(err)
-      res.result = _res.result
-      end()
-    })
-  }
-}
diff --git a/app/scripts/lib/message-manager.js b/app/scripts/lib/message-manager.js
index e86629590..ac41de523 100644
--- a/app/scripts/lib/message-manager.js
+++ b/app/scripts/lib/message-manager.js
@@ -34,7 +34,7 @@ module.exports = class MessageManager extends EventEmitter {
    * @property {array} messages Holds all messages that have been created by this MessageManager
    *
    */
-  constructor (opts) {
+  constructor () {
     super()
     this.memStore = new ObservableStore({
       unapprovedMsgs: {},
diff --git a/app/scripts/lib/personal-message-manager.js b/app/scripts/lib/personal-message-manager.js
index fdb94f5ec..7c13e521a 100644
--- a/app/scripts/lib/personal-message-manager.js
+++ b/app/scripts/lib/personal-message-manager.js
@@ -36,7 +36,7 @@ module.exports = class PersonalMessageManager extends EventEmitter {
    * @property {array} messages Holds all messages that have been created by this PersonalMessageManager
    *
    */
-  constructor (opts) {
+  constructor () {
     super()
     this.memStore = new ObservableStore({
       unapprovedPersonalMsgs: {},