Merge branch 'develop' into transaction-notifications

1 files changed, 161 insertions, 1 deletions

diff --git a/app/scripts/metamask-controller.js b/app/scripts/metamask-controller.js
index 939a30d74..e629d1359 100644
--- a/app/scripts/metamask-controller.js
+++ b/app/scripts/metamask-controller.js
@@ -35,6 +35,7 @@ const TypedMessageManager = require('./lib/typed-message-manager')
 const TransactionController = require('./controllers/transactions')
 const BalancesController = require('./controllers/computed-balances')
 const TokenRatesController = require('./controllers/token-rates')
+const DetectTokensController = require('./controllers/detect-tokens')
 const ConfigManager = require('./lib/config-manager')
 const nodeify = require('./lib/nodeify')
 const accountImporter = require('./account-import-strategies')
@@ -47,6 +48,7 @@ const percentile = require('percentile')
 const seedPhraseVerifier = require('./lib/seed-phrase-verifier')
 const cleanErrorStack = require('./lib/cleanErrorStack')
 const log = require('loglevel')
+const TrezorKeyring = require('eth-trezor-keyring')
 
 module.exports = class MetamaskController extends EventEmitter {
 
@@ -124,7 +126,9 @@ module.exports = class MetamaskController extends EventEmitter {
     })
 
     // key mgmt
+    const additionalKeyrings = [TrezorKeyring]
     this.keyringController = new KeyringController({
+      keyringTypes: additionalKeyrings,
       initState: initState.KeyringController,
       getNetwork: this.networkController.getNetworkState.bind(this.networkController),
       encryptor: opts.encryptor || undefined,
@@ -144,6 +148,13 @@ module.exports = class MetamaskController extends EventEmitter {
       this.accountTracker.syncWithAddresses(addresses)
     })
 
+    // detect tokens controller
+    this.detectTokensController = new DetectTokensController({
+      preferences: this.preferencesController,
+      network: this.networkController,
+      keyringMemStore: this.keyringController.memStore,
+    })
+
     // address book controller
     this.addressBookController = new AddressBookController({
       initState: initState.AddressBookController,
@@ -358,8 +369,17 @@ module.exports = class MetamaskController extends EventEmitter {
       verifySeedPhrase: nodeify(this.verifySeedPhrase, this),
       clearSeedWordCache: this.clearSeedWordCache.bind(this),
       resetAccount: nodeify(this.resetAccount, this),
+      removeAccount: nodeify(this.removeAccount, this),
       importAccountWithStrategy: nodeify(this.importAccountWithStrategy, this),
 
+      // hardware wallets
+      connectHardware: nodeify(this.connectHardware, this),
+      forgetDevice: nodeify(this.forgetDevice, this),
+      checkHardwareStatus: nodeify(this.checkHardwareStatus, this),
+
+      // TREZOR
+      unlockTrezorAccount: nodeify(this.unlockTrezorAccount, this),
+
       // vault management
       submitPassword: nodeify(this.submitPassword, this),
 
@@ -516,6 +536,127 @@ module.exports = class MetamaskController extends EventEmitter {
   }
 
   //
+  // Hardware
+  //
+
+  /**
+   * Fetch account list from a trezor device.
+   *
+   * @returns [] accounts
+   */
+  async connectHardware (deviceName, page) {
+
+    switch (deviceName) {
+      case 'trezor':
+        const keyringController = this.keyringController
+        const oldAccounts = await keyringController.getAccounts()
+        let keyring = await keyringController.getKeyringsByType(
+          'Trezor Hardware'
+        )[0]
+        if (!keyring) {
+          keyring = await this.keyringController.addNewKeyring('Trezor Hardware')
+        }
+        let accounts = []
+
+        switch (page) {
+            case -1:
+              accounts = await keyring.getPreviousPage()
+              break
+            case 1:
+              accounts = await keyring.getNextPage()
+              break
+            default:
+              accounts = await keyring.getFirstPage()
+        }
+
+        // Merge with existing accounts
+        // and make sure addresses are not repeated
+        const accountsToTrack = [...new Set(oldAccounts.concat(accounts.map(a => a.address.toLowerCase())))]
+        this.accountTracker.syncWithAddresses(accountsToTrack)
+        return accounts
+
+      default:
+        throw new Error('MetamaskController:connectHardware - Unknown device')
+    }
+  }
+
+  /**
+   * Check if the device is unlocked
+   *
+   * @returns {Promise<boolean>}
+   */
+  async checkHardwareStatus (deviceName) {
+
+    switch (deviceName) {
+      case 'trezor':
+        const keyringController = this.keyringController
+        const keyring = await keyringController.getKeyringsByType(
+          'Trezor Hardware'
+        )[0]
+        if (!keyring) {
+          return false
+        }
+        return keyring.isUnlocked()
+      default:
+        throw new Error('MetamaskController:checkHardwareStatus - Unknown device')
+    }
+  }
+
+  /**
+   * Clear
+   *
+   * @returns {Promise<boolean>}
+   */
+  async forgetDevice (deviceName) {
+
+    switch (deviceName) {
+      case 'trezor':
+        const keyringController = this.keyringController
+        const keyring = await keyringController.getKeyringsByType(
+          'Trezor Hardware'
+        )[0]
+        if (!keyring) {
+          throw new Error('MetamaskController:forgetDevice - Trezor Hardware keyring not found')
+        }
+        keyring.forgetDevice()
+        return true
+      default:
+        throw new Error('MetamaskController:forgetDevice - Unknown device')
+    }
+  }
+
+  /**
+   * Imports an account from a trezor device.
+   *
+   * @returns {} keyState
+   */
+  async unlockTrezorAccount (index) {
+    const keyringController = this.keyringController
+    const keyring = await keyringController.getKeyringsByType(
+      'Trezor Hardware'
+    )[0]
+    if (!keyring) {
+      throw new Error('MetamaskController - No Trezor Hardware Keyring found')
+    }
+
+    keyring.setAccountToUnlock(index)
+    const oldAccounts = await keyringController.getAccounts()
+    const keyState = await keyringController.addNewAccount(keyring)
+    const newAccounts = await keyringController.getAccounts()
+    this.preferencesController.setAddresses(newAccounts)
+    newAccounts.forEach(address => {
+      if (!oldAccounts.includes(address)) {
+        this.preferencesController.setAccountLabel(address, `TREZOR #${parseInt(index, 10) + 1}`)
+        this.preferencesController.setSelectedAddress(address)
+      }
+    })
+
+    const { identities } = this.preferencesController.store.getState()
+    return { ...keyState, identities }
+   }
+
+
+  //
   // Account Management
   //
 
@@ -628,6 +769,23 @@ module.exports = class MetamaskController extends EventEmitter {
   }
 
   /**
+   * Removes an account from state / storage.
+   *
+   * @param {string[]} address A hex address
+   *
+   */
+  async removeAccount (address) {
+    // Remove account from the preferences controller
+    this.preferencesController.removeAddress(address)
+    // Remove account from the account tracker controller
+    this.accountTracker.removeAccount(address)
+    // Remove account from the keyring
+    await this.keyringController.removeAccount(address)
+    return address
+  }
+
+
+  /**
    * Imports an account with the specified import strategy.
    * These are defined in app/scripts/account-import-strategies
    * Each strategy represents a different way of serializing an Ethereum key pair.
@@ -1277,11 +1435,13 @@ module.exports = class MetamaskController extends EventEmitter {
   }
 
   /**
-   * A method for activating the retrieval of price data, which should only be fetched when the UI is visible.
+   * A method for activating the retrieval of price data and auto detect tokens, 
+   * which should only be fetched when the UI is visible.
    * @private
    * @param {boolean} active - True if price data should be getting fetched.
    */
   set isClientOpenAndUnlocked (active) {
     this.tokenRatesController.isActive = active
+    this.detectTokensController.isActive = active
   }
 }