Nameserver hostname replacing

app/controllers/registrar/nameservers_controller.rb

@@ -0,0 +1,38 @@
+class Registrar::NameserversController < RegistrarController
+  load_and_authorize_resource
+
+  def index
+    nameservers = current_user.registrar.nameservers
+    @q = nameservers.search(params[:q])
+    @q.sorts  = 'id desc' if @q.sorts.empty?
+    @nameservers = @q.result.page(params[:page])
+
+    return unless can_replace_hostnames?
+
+    res = Nameserver.replace_hostname_ends(
+      current_user.registrar.domains.includes(
+        :registrant, :nameservers, :admin_domain_contacts, :tech_domain_contacts, :domain_statuses,
+        :versions, :admin_contacts, :tech_contacts, :whois_record, :dnskeys
+      ),
+      params[:q][:hostname_end],
+      params[:hostname_end_replacement]
+    )
+
+    if res
+      flash.now[:notice] = t('all_hostnames_replaced')
+    else
+      flash.now[:warning] = t('hostnames_partially_replaced')
+    end
+  end
+
+  private
+
+  def can_replace_hostnames?
+    if params[:replace] && params[:q]
+      flash.now[:alert] = t('hostname_end_replacement_is_required') unless params[:hostname_end_replacement].present?
+      flash.now[:alert] = t('hostname_end_is_required') unless params[:q][:hostname_end].present?
+      return true if flash[:alert].blank?
+    end
+    false
+  end
+end

app/models/ability.rb

@@ -48,6 +48,7 @@ class Ability
   def registrar
     can :manage, Invoice
     can :read, AccountActivity
+    can :manage, Nameserver
     can :view, :registrar_dashboard
     can :delete, :registrar_poll
     can :manage, :registrar_xml_console

app/models/nameserver.rb

@@ -5,6 +5,8 @@ class Nameserver < ActiveRecord::Base
   # belongs_to :registrar
   belongs_to :domain
 
+  # scope :owned_by_registrar, -> (registrar) { joins(:domain).where('domains.registrar_id = ?', registrar.id) }
+
   # rubocop: disable Metrics/LineLength
   validates :hostname, format: { with: /\A(([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9\-]*[a-zA-Z0-9])\.)*([A-Za-z0-9]|[A-Za-z0-9][A-Za-z0-9\-]*[A-Za-z0-9])\z/ }
   validates :ipv4, format: { with: /\A(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\z/, allow_blank: true }
@@ -40,4 +42,27 @@ class Nameserver < ActiveRecord::Base
   def to_s
     hostname
   end
+
+  class << self
+    def replace_hostname_ends(domains, old_end, new_end)
+      res = true
+      domains.each do |d|
+        nameservers = d.nameservers.where('hostname LIKE ?', "%#{old_end}")
+        next unless nameservers
+
+        ns_attrs = { nameservers_attributes: [] }
+
+        nameservers.each do |ns|
+          hn = ns.hostname.chomp(old_end)
+          ns_attrs[:nameservers_attributes] << {
+            id: ns.id,
+            hostname: "#{hn}#{new_end}"
+          }
+        end
+
+        res = false unless d.update(ns_attrs)
+      end
+      res
+    end
+  end
 end

app/models/registrar.rb

@@ -7,6 +7,7 @@ class Registrar < ActiveRecord::Base
   has_many :messages
   has_many :invoices, foreign_key: 'buyer_id'
   has_many :accounts
+  has_many :nameservers, through: :domains
 
   belongs_to :country_deprecated, foreign_key: :country_id
 

app/views/registrar/nameservers/index.haml

@@ -0,0 +1,57 @@
+/ - content_for :actions do
+/   = link_to(t(:add_deposit), new_registrar_deposit_path, class: 'btn btn-primary')
+/   = link_to(t(:account_activity), registrar_account_activities_path, class: 'btn btn-default')
+= render 'shared/title', name: t(:nameservers)
+
+.row
+  .col-md-12
+    = search_form_for @q, url: [:registrar, :nameservers], html: { style: 'margin-bottom: 0;' } do |f|
+      .row
+        .col-md-3
+          .form-group
+            = f.label t(:hostname_end)
+            = f.search_field :hostname_end, class: 'form-control', placeholder: t(:hostname_end), autocomplete: 'off'
+        .col-md-3
+          .form-group
+            = label_tag t(:hostname_end_replacement)
+            = text_field_tag :hostname_end_replacement, params[:hostname_end_replacement], class: 'form-control', placeholder: t(:hostname_end_replacement), autocomplete: 'off'
+        .col-md-4{style: 'padding-top: 25px;'}
+          %button.btn.btn-default
+             
+            %span.glyphicon.glyphicon-search
+             
+          %button.btn.btn-default{name: 'replace'}
+            = t(:replace)
+          %button.btn.btn-default.js-reset-form
+            = t(:clear_fields)
+%hr
+.row
+  .col-md-12
+    .table-responsive
+      %table.table.table-hover.table-condensed
+        %thead
+          %tr
+            %th{class: 'col-xs-4'}= t(:hostname)
+            %th{class: 'col-xs-4'}= t(:ipv4)
+            %th{class: 'col-xs-4'}= t(:ipv6)
+        %tbody
+          - @nameservers.each do |x|
+            %tr
+              - if params[:q] && params[:q][:hostname_end]
+                - hn = x.hostname.chomp(params[:q][:hostname_end])
+                %td
+                  = precede hn do
+                    %strong= params[:q][:hostname_end]
+              - else
+                %td= x.hostname
+              %td= x.ipv4
+              %td= x.ipv4
+.row
+  .col-md-12
+    / = paginate @nameservers
+
+:coffee
+  $(".js-reset-form").on "click", (e) ->
+    e.preventDefault();
+    window.location = "#{registrar_nameservers_path}"
+

config/locales/en.yml

@@ -746,3 +746,10 @@ en:
   due_date_before: 'Due date before'
   minimum_total: 'Minimum total'
   maximum_total: 'Maximum total'
+  hostname_end: 'Hostname end'
+  hostname_end_replacement: 'Hostname end replacement'
+  hostname_end_is_required: 'Hostname end is required'
+  hostname_end_replacement_is_required: 'Hostname end replacement is required'
+  hostnames_replaced: 'Hostnames replaced'
+  all_hostnames_replaced: 'All hostnames replaced'
+  hostnames_partially_replaced: 'Hostnames partially replaced'

config/routes.rb

@@ -55,6 +55,12 @@ Rails.application.routes.draw do
       end
     end
 
+    resources :nameservers do
+      collection do
+        get 'replace_hostnames'
+      end
+    end
+
     resources :contacts do
       member do
         get 'delete'