Return truemail

This reverts commit 862f5639ebbe4d3e6abd5d5be7fb7840e7b83bdf.

app/models/concerns/email_verifable.rb

@@ -75,6 +75,7 @@ module Concerns
       process_result(result: result, field: :billing_email)
     end
 
+    # rubocop:disable Metrics/LineLength
     def process_result(result:, field:)
       case result[:errors].keys.first
       when :smtp
@@ -85,5 +86,6 @@ module Concerns
         errors.add(field, I18n.t('activerecord.errors.models.contact.attributes.email.email_regex_check_error'))
       end
     end
+    # rubocop:enable Metrics/LineLength
   end
 end

app/models/contact.rb

@@ -7,6 +7,7 @@ class Contact < ApplicationRecord
   include Concerns::Contact::Transferable
   include Concerns::Contact::Identical
   include Concerns::Contact::Disclosable
+  include Concerns::EmailVerifable
 
   belongs_to :original, class_name: self.name
   belongs_to :registrar, required: true
@@ -22,6 +23,11 @@ class Contact < ApplicationRecord
 
   accepts_nested_attributes_for :legal_documents
 
+  scope :email_verification_failed, lambda {
+    joins('LEFT JOIN email_address_verifications emv ON contacts.email = emv.email')
+      .where('success = false and verified_at IS NOT NULL')
+  }
+
   validates :name, :email, presence: true
   validates :street, :city, :zip, :country_code, presence: true, if: lambda {
     self.class.address_processing?
@@ -29,8 +35,7 @@ class Contact < ApplicationRecord
 
   validates :phone, presence: true, e164: true, phone: true
 
-  validates :email, format: /@/
-  validates :email, email_format: { message: :invalid }, if: proc { |c| c.will_save_change_to_email? }
+  validate :correct_email_format, if: proc { |c| c.will_save_change_to_email? }
 
   validates :code,
     uniqueness: { message: :epp_id_taken },

app/models/email_address_verification.rb

@@ -0,0 +1,56 @@
+class EmailAddressVerification < ApplicationRecord
+  RECENTLY_VERIFIED_PERIOD = 1.month
+
+  scope :not_verified_recently, lambda {
+    where('verified_at IS NULL or verified_at < ?', verification_period)
+  }
+
+  scope :verified_recently, lambda {
+    where('verified_at IS NOT NULL and verified_at >= ?', verification_period).where(success: true)
+  }
+
+  scope :verification_failed, lambda {
+    where.not(verified_at: nil).where(success: false)
+  }
+
+  scope :by_domain, ->(domain_name) { where(domain: domain_name) }
+
+  def recently_verified?
+    verified_at.present? &&
+      verified_at > verification_period
+  end
+
+  def verification_period
+    self.class.verification_period
+  end
+
+  def self.verification_period
+    Time.zone.now - RECENTLY_VERIFIED_PERIOD
+  end
+
+  def not_verified?
+    verified_at.blank? && !success
+  end
+
+  def failed?
+    verified_at.present? && !success
+  end
+
+  def verified?
+    success
+  end
+
+  def verify
+    validation_request = Truemail.validate(email)
+
+    if validation_request.result.success
+      update(verified_at: Time.zone.now,
+             success: true)
+    else
+      update(verified_at: Time.zone.now,
+             success: false)
+    end
+
+    validation_request.result
+  end
+end

app/models/epp/contact.rb

@@ -60,6 +60,7 @@ class Epp::Contact < Contact
 
   delegate :ident_attr_valid?, to: :class
 
+  # rubocop:disable Style/SymbolArray
   def epp_code_map
     {
       '2003' => [ # Required parameter missing
@@ -80,7 +81,7 @@ class Epp::Contact < Contact
         [:code, :too_long_contact_code],
         [:email, :email_smtp_check_error],
         [:email, :email_mx_check_error],
-        [:email, :email_regex_check_error]
+        [:email, :email_regex_check_error],
       ],
       '2302' => [ # Object exists
         [:code, :epp_id_taken]
@@ -90,6 +91,7 @@ class Epp::Contact < Contact
       ]
     }
   end
+  # rubocop:enable Style/SymbolArray
 
   def attach_legal_document(legal_document_data)
     return unless legal_document_data

app/models/nameserver.rb

@@ -88,7 +88,7 @@ class Nameserver < ApplicationRecord
   end
 
   def normalize_attributes
-    self.hostname = hostname.try(:strip).try(:downcase)
+    self.hostname = hostname.try(:strip).try(:downcase).gsub(/\.$/, '')
     self.ipv4 = Array(ipv4).reject(&:blank?).map(&:strip)
     self.ipv6 = Array(ipv6).reject(&:blank?).map(&:strip).map(&:upcase)
   end

app/models/registrar.rb

@@ -1,6 +1,7 @@
 class Registrar < ApplicationRecord
   include Versions # version/registrar_version.rb
   include Concerns::Registrar::BookKeeping
+  include Concerns::EmailVerifable
   include Concerns::Registrar::LegalDoc
 
   has_many :domains, dependent: :restrict_with_error
@@ -29,14 +30,11 @@ class Registrar < ApplicationRecord
   validates :vat_rate, numericality: { greater_than_or_equal_to: 0, less_than: 100 },
             allow_nil: true
 
-  validate :forbid_special_code
-
   attribute :vat_rate, ::Type::VATRate.new
   after_initialize :set_defaults
 
-  validates :email, email_format: { message: :invalid },
-            allow_blank: true, if: proc { |c| c.will_save_change_to_email? }
-  validates :billing_email, email_format: { message: :invalid }, allow_blank: true
+  validate :correct_email_format, if: proc { |c| c.will_save_change_to_email? }
+  validate :correct_billing_email_format
 
   alias_attribute :contact_email, :email