Improved user device management.

app/controllers/application_controller.rb

@@ -123,12 +123,16 @@ class ApplicationController < ActionController::Base
     return if session[:user_device_update_at] && session[:user_device_update_at] > diff
     session[:user_device_update_at] = Time.zone.now
 
-    UserDevice.action(
+    user_device = UserDevice.action(
       session[:user_device_id],
       session[:user_agent],
       session[:remote_ip],
       session[:user_id],
     )
+
+    # remember if location has changed
+    return if !user_device
+    session[:user_device_id] = user_device.id
   end
 
   def user_device_log(user, type)

app/models/user_device.rb

@@ -93,6 +93,7 @@ store new device for user if device not already known
       os: browser[:plattform],
       browser: browser[:name],
       location: location,
+      fingerprint: fingerprint,
     )
 
     if user_device
@@ -141,11 +142,10 @@ log user device action
 
 =end
 
-  def self.action(user_device_id, _user_agent, ip, _user_id)
+  def self.action(user_device_id, user_agent, ip, user_id)
     user_device = UserDevice.find(user_device_id)
 
     # update location if needed
-    notify = false
     if user_device.ip != ip
       user_device.ip = ip
       location_details = Service::GeoIp.location(ip)
@@ -155,19 +155,19 @@ log user device action
 
       # notify if country has changed
       if user_device.location != location
-        notify = true
+        return UserDevice.add(
-        user_device.location = location
+          user_agent,
+          ip,
+          user_id,
+          user_device.fingerprint,
+          'session',
+        )
       end
     end
 
     # update attributes
     user_device.updated_at = Time.zone.now # force update, also if no other attribute has changed
     user_device.save
-
-    if notify
-      user_device.notification_send('user_device_new_location')
-    end
-
     user_device
   end
 

test/unit/user_device_test.rb

@@ -197,4 +197,49 @@ class UserDeviceTest < ActiveSupport::TestCase
 
   end
 
+  test 'ddd - api test' do
+
+    # signin with fingerprint A from country A via session -> new device #1
+    user_device1 = UserDevice.add(
+      'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.2403.107 Safari/537.36',
+      '91.115.248.231',
+      @agent.id,
+      'fingerprint1234',
+      'session',
+    )
+    user_device1_1 = UserDevice.action(
+      user_device1.id,
+      'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.2403.107 Safari/537.36',
+      '91.115.248.231',
+      @agent.id,
+    )
+    assert_equal(user_device1.id, user_device1_1.id)
+    user_device1_2 = UserDevice.add(
+      'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.2403.107 Safari/537.36',
+      '91.115.248.231',
+      @agent.id,
+      'fingerprint1234',
+      'session',
+    )
+    assert_equal(user_device1.id, user_device1_2.id)
+    user_device1_3 = UserDevice.add(
+      'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.2403.107 Safari/537.36',
+      '91.115.248.231',
+      @agent.id,
+      'fingerprintABC',
+      'session',
+    )
+    assert_not_equal(user_device1.id, user_device1_3.id)
+
+    # log with fingerprint A from country B via session -> new device #2
+    user_device2 = UserDevice.action(
+      user_device1.id,
+      'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.2403.107 Safari/537.36',
+      '176.198.137.254',
+      @agent.id,
+    )
+    assert_not_equal(user_device1.id, user_device2.id)
+
+  end
+
 end