8 files changed, 128 insertions, 9 deletions
diff --git a/app/scripts/background.js b/app/scripts/background.js
index 0343e134c..509a0001d 100644
--- a/app/scripts/background.js
+++ b/app/scripts/background.js
@@ -2,6 +2,9 @@
  * @file The entry point for the web extension singleton process.
  */
 
+// this needs to run before anything else
+require('./lib/setupFetchDebugging')()
+
 const urlUtil = require('url')
 const endOfStream = require('end-of-stream')
 const pump = require('pump')
diff --git a/app/scripts/contentscript.js b/app/scripts/contentscript.js
index d870741d6..33523eb46 100644
--- a/app/scripts/contentscript.js
+++ b/app/scripts/contentscript.js
@@ -135,17 +135,22 @@ function doctypeCheck () {
 }
 
 /**
- * Checks the current document extension
+ * Returns whether or not the extension (suffix) of the current document is prohibited
  *
- * @returns {boolean} {@code true} if the current extension is not prohibited
+ * This checks {@code window.location.pathname} against a set of file extensions
+ * that should not have web3 injected into them. This check is indifferent of query parameters
+ * in the location.
+ *
+ * @returns {boolean} whether or not the extension of the current document is prohibited
  */
 function suffixCheck () {
-  var prohibitedTypes = ['xml', 'pdf']
-  var currentUrl = window.location.href
-  var currentRegex
+  const prohibitedTypes = [
+    /\.xml$/,
+    /\.pdf$/,
+  ]
+  const currentUrl = window.location.pathname
   for (let i = 0; i < prohibitedTypes.length; i++) {
-    currentRegex = new RegExp(`\\.${prohibitedTypes[i]}$`)
-    if (currentRegex.test(currentUrl)) {
+    if (prohibitedTypes[i].test(currentUrl)) {
       return false
     }
   }
diff --git a/app/scripts/controllers/preferences.js b/app/scripts/controllers/preferences.js
index fd6a4866d..8eb2bce0c 100644
--- a/app/scripts/controllers/preferences.js
+++ b/app/scripts/controllers/preferences.js
@@ -38,6 +38,9 @@ class PreferencesController {
       lostIdentities: {},
       seedWords: null,
       forgottenPassword: false,
+      preferences: {
+        useETHAsPrimaryCurrency: true,
+      },
     }, opts.initState)
 
     this.diagnostics = opts.diagnostics
@@ -463,6 +466,33 @@ class PreferencesController {
   getFeatureFlags () {
     return this.store.getState().featureFlags
   }
+
+  /**
+   * Updates the `preferences` property, which is an object. These are user-controlled features
+   * found in the settings page.
+   * @param {string} preference The preference to enable or disable.
+   * @param {boolean} value Indicates whether or not the preference should be enabled or disabled.
+   * @returns {Promise<object>} Promises a new object; the updated preferences object.
+   */
+  setPreference (preference, value) {
+    const currentPreferences = this.getPreferences()
+    const updatedPreferences = {
+      ...currentPreferences,
+      [preference]: value,
+    }
+
+    this.store.updateState({ preferences: updatedPreferences })
+    return Promise.resolve(updatedPreferences)
+  }
+
+  /**
+   * A getter for the `preferences` property
+   * @returns {object} A key-boolean map of user-selected preferences.
+   */
+  getPreferences () {
+    return this.store.getState().preferences
+  }
+
   //
   // PRIVATE METHODS
   //
diff --git a/app/scripts/controllers/transactions/index.js b/app/scripts/controllers/transactions/index.js
index a57c85f50..9f2290924 100644
--- a/app/scripts/controllers/transactions/index.js
+++ b/app/scripts/controllers/transactions/index.js
@@ -366,7 +366,40 @@ class TransactionController extends EventEmitter {
     this.txStateManager.setTxStatusSubmitted(txId)
   }
 
-  confirmTransaction (txId) {
+  /**
+   * Sets the status of the transaction to confirmed and sets the status of nonce duplicates as
+   * dropped if the txParams have data it will fetch the txReceipt
+   * @param {number} txId - The tx's ID
+   * @returns {Promise<void>}
+   */
+  async confirmTransaction (txId) {
+    // get the txReceipt before marking the transaction confirmed
+    // to ensure the receipt is gotten before the ui revives the tx
+    const txMeta = this.txStateManager.getTx(txId)
+
+    if (!txMeta) {
+      return
+    }
+
+    try {
+      const txReceipt = await this.query.getTransactionReceipt(txMeta.hash)
+
+      // It seems that sometimes the numerical values being returned from
+      // this.query.getTransactionReceipt are BN instances and not strings.
+      const gasUsed = typeof txReceipt.gasUsed !== 'string'
+        ? txReceipt.gasUsed.toString(16)
+        : txReceipt.gasUsed
+
+      txMeta.txReceipt = {
+        ...txReceipt,
+        gasUsed,
+      }
+
+      this.txStateManager.updateTx(txMeta, 'transactions#confirmTransaction - add txReceipt')
+    } catch (err) {
+      log.error(err)
+    }
+
     this.txStateManager.setTxStatusConfirmed(txId)
     this._markNonceDuplicatesDropped(txId)
   }
diff --git a/app/scripts/controllers/transactions/tx-state-manager.js b/app/scripts/controllers/transactions/tx-state-manager.js
index daa6cc388..58c48e34e 100644
--- a/app/scripts/controllers/transactions/tx-state-manager.js
+++ b/app/scripts/controllers/transactions/tx-state-manager.js
@@ -400,6 +400,11 @@ class TransactionStateManager extends EventEmitter {
   */
   _setTxStatus (txId, status) {
     const txMeta = this.getTx(txId)
+
+    if (!txMeta) {
+      return
+    }
+
     txMeta.status = status
     setTimeout(() => {
       try {
diff --git a/app/scripts/inpage.js b/app/scripts/inpage.js
index 431702d63..b885a7e05 100644
--- a/app/scripts/inpage.js
+++ b/app/scripts/inpage.js
@@ -27,6 +27,8 @@ var metamaskStream = new LocalMessageDuplexStream({
 
 // compose the inpage provider
 var inpageProvider = new MetamaskInpageProvider(metamaskStream)
+// set a high max listener count to avoid unnecesary warnings
+inpageProvider.setMaxListeners(100)
 
 // Augment the provider with its enable method
 inpageProvider.enable = function (options = {}) {
diff --git a/app/scripts/lib/setupFetchDebugging.js b/app/scripts/lib/setupFetchDebugging.js
new file mode 100644
index 000000000..dd87b65a6
--- /dev/null
+++ b/app/scripts/lib/setupFetchDebugging.js
@@ -0,0 +1,34 @@
+module.exports = setupFetchDebugging
+
+//
+// This is a utility to help resolve cases where `window.fetch` throws a
+// `TypeError: Failed to Fetch` without any stack or context for the request 
+// https://github.com/getsentry/sentry-javascript/pull/1293
+//
+
+function setupFetchDebugging() {
+  if (!global.fetch) return
+  const originalFetch = global.fetch
+
+  global.fetch = wrappedFetch
+
+  async function wrappedFetch(...args) {
+    const initialStack = getCurrentStack()
+    try {
+      return await originalFetch.call(window, ...args)
+    } catch (err) {
+      console.warn('FetchDebugger - fetch encountered an Error', err)
+      console.warn('FetchDebugger - overriding stack to point of original call')
+      err.stack = initialStack
+      throw err
+    }
+  }
+}
+
+function getCurrentStack() {
+  try {
+    throw new Error('Fake error for generating stack trace')
+  } catch (err) {
+    return err.stack
+  }
+}
diff --git a/app/scripts/metamask-controller.js b/app/scripts/metamask-controller.js
index 493877345..32ceb6790 100644
--- a/app/scripts/metamask-controller.js
+++ b/app/scripts/metamask-controller.js
@@ -129,6 +129,7 @@ module.exports = class MetamaskController extends EventEmitter {
       provider: this.provider,
       blockTracker: this.blockTracker,
     })
+
     // start and stop polling for balances based on activeControllerConnections
     this.on('controllerConnectionChanged', (activeControllerConnections) => {
       if (activeControllerConnections > 0) {
@@ -137,7 +138,12 @@ module.exports = class MetamaskController extends EventEmitter {
         this.accountTracker.stop()
       }
     })
-
+     
+    // ensure accountTracker updates balances after network change
+    this.networkController.on('networkDidChange', () => {
+      this.accountTracker._updateAccounts()
+    })
+      
     // key mgmt
     const additionalKeyrings = [TrezorKeyring, LedgerBridgeKeyring]
     this.keyringController = new KeyringController({
@@ -387,6 +393,7 @@ module.exports = class MetamaskController extends EventEmitter {
       setCurrentAccountTab: nodeify(preferencesController.setCurrentAccountTab, preferencesController),
       setAccountLabel: nodeify(preferencesController.setAccountLabel, preferencesController),
       setFeatureFlag: nodeify(preferencesController.setFeatureFlag, preferencesController),
+      setPreference: nodeify(preferencesController.setPreference, preferencesController),
 
       // BlacklistController
       whitelistPhishingDomain: this.whitelistPhishingDomain.bind(this),