Merge branch 'master' of github.com:MetaMask/metamask-extension into greenkeeper/initial

1 files changed, 58 insertions, 0 deletions

diff --git a/app/scripts/controllers/blacklist.js b/app/scripts/controllers/blacklist.js
new file mode 100644
index 000000000..7e01fa386
--- /dev/null
+++ b/app/scripts/controllers/blacklist.js
@@ -0,0 +1,58 @@
+const ObservableStore = require('obs-store')
+const extend = require('xtend')
+const PhishingDetector = require('eth-phishing-detect/src/detector')
+
+// compute phishing lists
+const PHISHING_DETECTION_CONFIG = require('eth-phishing-detect/src/config.json')
+// every ten minutes
+const POLLING_INTERVAL = 10 * 60 * 1000
+
+class BlacklistController {
+
+  constructor (opts = {}) {
+    const initState = extend({
+      phishing: PHISHING_DETECTION_CONFIG,
+    }, opts.initState)
+    this.store = new ObservableStore(initState)
+    // phishing detector
+    this._phishingDetector = null
+    this._setupPhishingDetector(initState.phishing)
+    // polling references
+    this._phishingUpdateIntervalRef = null
+  }
+
+  //
+  // PUBLIC METHODS
+  //
+
+  checkForPhishing (hostname) {
+    if (!hostname) return false
+    const { result } = this._phishingDetector.check(hostname)
+    return result
+  }
+
+  async updatePhishingList () {
+    const response = await fetch('https://api.infura.io/v2/blacklist')
+    const phishing = await response.json()
+    this.store.updateState({ phishing })
+    this._setupPhishingDetector(phishing)
+    return phishing
+  }
+
+  scheduleUpdates () {
+    if (this._phishingUpdateIntervalRef) return
+    this._phishingUpdateIntervalRef = setInterval(() => {
+      this.updatePhishingList()
+    }, POLLING_INTERVAL)
+  }
+
+  //
+  // PRIVATE METHODS
+  //
+
+  _setupPhishingDetector (config) {
+    this._phishingDetector = new PhishingDetector(config)
+  }
+}
+
+module.exports = BlacklistController