First integration with the gem personnummer

Gemfile.lock

@@ -328,6 +328,7 @@ GEM
       activerecord (>= 4.0, < 5.2)
     parser (2.5.0.5)
       ast (~> 2.4.0)
+    personnummer (0.1.0)
     pg (0.21.0)
     pg_search (2.0.1)
       activerecord (>= 4.2)
@@ -572,6 +573,7 @@ DEPENDENCIES
   omniauth-twitter (~> 1.4.0)
   paperclip (~> 5.2.1)
   paranoia (~> 2.4.0)
+  personnummer
   pg (~> 0.21.0)
   pg_search (~> 2.0.1)
   puma (~> 3.12.0)

Gemfile_custom

@@ -8,10 +8,12 @@ gem 'puma', '~> 3.12.0'
 gem 'aws-sdk', '~> 2'
 #gem 'rack-timeout'
 gem 'rails_12factor', :group => :production
+
 gem 'heroku-deflater', '~> 0.6.3', :group => :production
+gem 'personnummer'
 
 group :test do
   gem 'fuubar'
 end
 
-ruby '2.3.2'
+ruby '2.3.2'

app/models/user.rb

@@ -321,12 +321,23 @@ def public_comments
     public_activity? ? comments : User.none
   end
 
-  # overwritting of Devise method to allow login using email OR username
+  # overwritting of Devise method to allow login using email OR username OR personal number
   def self.find_for_database_authentication(warden_conditions)
     conditions = warden_conditions.dup
     login = conditions.delete(:login)
+    begin
+      personal_number = Personnummer.new(login)
+      if personal_number.valid?
+        personal_number = personal_number.to_s.delete '-'
+      else
+        personal_number = nil
+      end
+    rescue ArgumentError
+      personal_number = nil
+    end
     where(conditions.to_hash).where(["lower(email) = ?", login.downcase]).first ||
-    where(conditions.to_hash).where(["username = ?", login]).first
+    where(conditions.to_hash).where(["username = ?", login]).first ||
+    where(conditions.to_hash).where(document_type: '1').where(["document_number = ?", personal_number]).first
   end
 
   def interests

config/locales/custom/en/activerecord.yml

@@ -0,0 +1,5 @@
+en:
+  activerecord:
+    attributes:
+      user:
+        login: "Email or username or personal number"

config/locales/custom/en/devise_views.yml

@@ -0,0 +1,5 @@
+en:
+  devise_views:
+    sessions:
+      new:
+        login_label: Email or username or personal number

config/locales/custom/en/verification.yml

@@ -0,0 +1,7 @@
+sv:
+  verification:
+    residence:
+      new:
+        document_number_help_text_html: '<strong>Personnummer</strong>: 199206239176<br> <strong>Pass</strong>: AAA000001<br> <strong>Övrig identitetshandling</strong>: X1234567P'
+        document_type:
+          spanish_id: Personnummer

config/locales/custom/sv/activerecord.yml

@@ -0,0 +1,5 @@
+sv:
+  activerecord:
+    attributes:
+      user:
+        login: "E-post eller användarnamn eller personnummer"

config/locales/custom/sv/devise_views.yml

@@ -0,0 +1,5 @@
+sv:
+  devise_views:
+    sessions:
+      new:
+        login_label: "E-post eller användarnamn eller personnummer"

config/locales/custom/sv/verification.yml

@@ -0,0 +1,7 @@
+en:
+  verification:
+    residence:
+      new:
+        document_number_help_text_html: '<strong>Personal Number</strong>: 199206239176<br> <strong>Passport</strong>: AAA000001<br> <strong>Residence card</strong>: X1234567P'
+        document_type:
+          spanish_id: Personal number

lib/census_caller.rb

@@ -3,6 +3,7 @@ class CensusCaller
   def call(document_type, document_number)
     response = CensusApi.new.call(document_type, document_number)
     response = LocalCensus.new.call(document_type, document_number) unless response.valid?
+    response = PersonnummerApi.new.call(document_type, document_number) unless response.valid?
 
     response
   end

lib/personnummer_api.rb

@@ -0,0 +1,64 @@
+class PersonnummerApi
+
+  def call(document_type, document_number)
+    Response.new(document_type, document_number)
+  end
+
+  class Response
+    def initialize(document_type, document_number)
+      @document_type = document_type
+      @document_number = document_number
+      if personnummer?
+        begin
+          @personnummer = Personnummer.new(document_number)
+        end
+      end
+    end
+
+    def valid?
+      if personnummer?
+        valid_personnummer?
+      else
+        true
+      end
+    end
+
+    def date_of_birth
+      if valid_personnummer?
+        @personnummer.born
+      else
+        nil
+      end
+    end
+
+    def region
+      if valid_personnummer?
+        @personnummer.region
+      else
+        nil
+      end
+    end
+
+    def gender
+      if valid_personnummer?
+        if @personnummer.female?
+          "female"
+        else
+          "male"
+        end
+      else
+        nil
+      end
+    end
+
+    private
+
+      def personnummer?
+        @document_type.to_s == "1"
+      end
+
+      def valid_personnummer?
+        personnummer? && @personnummer != nil && @personnummer.valid?
+      end
+  end
+end

spec/features/custom/users_auth_spec.rb

@@ -0,0 +1,65 @@
+require 'rails_helper'
+
+feature 'Users' do
+
+  context 'Regular authentication' do
+
+    context 'Sign in' do
+
+      scenario 'with short personal number' do
+        create(:user, email: 'manuela@consul.dev', document_type: '1',
+          document_number: '9305249170', password: 'judgementday')
+
+        visit '/'
+        click_link 'Sign in'
+        fill_in 'user_login',    with: '9305249170'
+        fill_in 'user_password', with: 'judgementday'
+        click_button 'Enter'
+
+        expect(page).to have_content 'You have been signed in successfully.'
+      end
+
+      scenario 'with long personal number' do
+        create(:user, email: 'manuela@consul.dev', document_type: '1',
+          document_number: '9305249170', password: 'judgementday')
+
+        visit '/'
+        click_link 'Sign in'
+        fill_in 'user_login',    with: '199305249170'
+        fill_in 'user_password', with: 'judgementday'
+        click_button 'Enter'
+
+        expect(page).to have_content 'You have been signed in successfully.'
+      end
+
+      scenario 'with long hyphenated personal number' do
+        create(:user, email: 'manuela@consul.dev', document_type: '1',
+          document_number: '9305249170', password: 'judgementday')
+
+        visit '/'
+        click_link 'Sign in'
+        fill_in 'user_login',    with: '19930524-9170'
+        fill_in 'user_password', with: 'judgementday'
+        click_button 'Enter'
+
+        expect(page).to have_content 'You have been signed in successfully.'
+      end
+
+      scenario 'with incomplete personal number' do
+        create(:user, email: 'manuela@consul.dev', document_type: '1',
+          document_number: '9305249170', password: 'judgementday')
+
+        visit '/'
+        click_link 'Sign in'
+        fill_in 'user_login',    with: '930524917'
+        fill_in 'user_password', with: 'judgementday'
+        click_button 'Enter'
+
+        expect(page).to have_content 'Invalid login or password'
+      end
+
+    end
+
+  end
+
+end