Remove unused code related to trial license generation

Trial licenses are going to be generated from the subscription portal
now.

app/controllers/admin/trials_controller.rb

-class Admin::TrialsController < Admin::ApplicationController
-  before_action :check_presence_of_license
-
-  def new
-  end
-
-  def create
-    build_license
-
-    if save_license
-      redirect_to admin_license_url, notice: 'Your trial license was successfully activated'
-    else
-      message = 'An error occurred while generating the trial license, please try again a few minutes.<br>'\
-        'If the error persist please try by creating the license from '\
-        '<a href="https://about.gitlab.com/free-trial/" target="_blank">this page</a>.'
-
-      flash.now[:alert] = message.html_safe
-      render :new
-    end
-  end
-
-  def build_license
-    @license = License.new
-  end
-
-  def save_license
-    result = HTTParty.post("#{Gitlab::SUBSCRIPTIONS_URL}/trials", body: params)
-
-    if result.ok?
-      @license.data = result['license_key']
-      @license.save
-    else
-      Rails.logger.error("Error generating trial license: #{result['error']}")
-      @license.errors.add(:base, result['error'])
-    end
-
-    @license.persisted?
-  end
-
-  def check_presence_of_license
-    if error_message.present?
-      redirect_to admin_license_url, alert: error_message
-    end
-  end
-
-  private
-
-  def error_message
-    @message ||= if License.trial.present?
-                   'You have already used a free trial, if you want to extend it please contact us at '\
-                   '<a href="mailto:sales@gitlab.com">sales@gitlab.com</a>.'.html_safe
-                 elsif License.current&.active?
-                   'You already have an active license key installed on this server.'
-                 end
-  end
-end

app/views/admin/trials/new.html.haml

-- page_title 'Trial license'
-.container-fluid.trial-form-container
-  .text-center.start-trial-header
-    %h2 Free Trial of GitLab Enterprise Edition
-    %p.lead.trial-description No credit card required. 30 days free trial of all premium features.
-
-  .row.start-trial-body
-    .col-md-6
-      .section-body.ee-features
-        %ul.list-unstyled.feature-list
-          %li.row
-            .col-md-4
-              = custom_icon("ee_ldap_sync")
-            .col-md-8.feature-item-description
-              %h4 LDAP Group Sync
-              %p
-                Automatically sync groups and manage SSH-keys, permissions,
-                and authentication.
-          %li.row
-            .col-md-4
-              = custom_icon("ee_mr_approvals")
-            .col-md-8.feature-item-description
-              %h4 Merge Request Approval
-              %p
-                Make sure every merge request is approved by one or more people.
-          %li.row
-            .col-md-4
-              = custom_icon("ee_audit_events")
-            .col-md-8.feature-item-description
-              %h4 Project Audit Events
-              %p
-                View any modifications made within the GitLab server in an
-                advanced audit log system.
-          %li.row
-            .col-md-4
-              = custom_icon("ee_file_locking")
-            .col-md-8.feature-item-description
-              %h4 File Locking
-              %p
-                Scan or modify the code to meet your security and development needs.
-        %hr
-        %p.text-center
-          = link_to 'More premium features', '#'
-
-    .col-md-6
-      .section-body.trial-form
-        = form_tag admin_trials_path, method: :post do
-          .form-group
-            = label_tag :first_name
-            = text_field_tag :first_name, params[:first_name], class: "form-control", required: true
-          .form-group
-            = label_tag :last_name
-            = text_field_tag :last_name, params[:last_name], class: "form-control", required: true
-          .form-group
-            = label_tag :work_email
-            = text_field_tag :work_email, params[:work_email], class: "form-control", required: true
-          .form-group
-            = label_tag :company_name
-            = text_field_tag :company_name, params[:company_name], class: "form-control", required: true
-          .form-group
-            = label_tag :phone_number
-            = text_field_tag :phone_number, params[:phone_number], class: "form-control", required: true
-          %hr
-          .form-group
-            = label_tag :number_of_developers
-            = text_field_tag :number_of_developers, params[:number_of_developers], class: "form-control", required: true
-          .form-group
-            = label_tag :number_of_users
-            = text_field_tag :number_of_users, params[:number_of_users], class: "form-control", required: true
-          .form-group
-            = label_tag :country
-            = select_tag :country, options_for_select(CountryCodes.for_select, params[:country]), prompt: '- Select One -', class: "form-control", required: true
-          .form-group
-            = submit_tag 'Start your free trial', class: "btn btn-primary"

config/locales/countries.en.yml

-en:
- countries:
-  AD: "Andorra"
-  AE: "United Arab Emirates"
-  AF: "Afghanistan"
-  AG: "Antigua and Barbuda"
-  AI: "Anguilla"
-  AL: "Albania"
-  AM: "Armenia"
-  AN: "Netherlands Antilles"
-  AO: "Angola"
-  AQ: "Antarctica"
-  AR: "Argentina"
-  AS: "American Samoa"
-  AT: "Austria"
-  AU: "Australia"
-  AW: "Aruba"
-  AX: "Aland Islands"
-  AZ: "Azerbaijan"
-  BA: "Bosnia and Herzegovina"
-  BB: "Barbados"
-  BD: "Bangladesh"
-  BE: "Belgium"
-  BF: "Burkina Faso"
-  BG: "Bulgaria"
-  BH: "Bahrain"
-  BI: "Burundi"
-  BJ: "Benin"
-  BL: "Saint Barthélemy"
-  BM: "Bermuda"
-  BN: "Brunei"
-  BO: "Bolivia"
-  BQ: "British Antarctic Territory"
-  BR: "Brazil"
-  BS: "Bahamas"
-  BT: "Bhutan"
-  BV: "Bouvet Island"
-  BW: "Botswana"
-  BY: "Belarus"
-  BZ: "Belize"
-  CA: "Canada"
-  CC: "Cocos Islands"
-  CD: "Congo - Kinshasa"
-  CF: "Central African Republic"
-  CG: "Congo - Brazzaville"
-  CH: "Switzerland"
-  CI: "Ivory Coast"
-  CK: "Cook Islands"
-  CL: "Chile"
-  CM: "Cameroon"
-  CN: "China"
-  CO: "Colombia"
-  CR: "Costa Rica"
-  CS: "Serbia and Montenegro"
-  CT: "Canton and Enderbury Islands"
-  CU: "Cuba"
-  CV: "Cape Verde"
-  CX: "Christmas Island"
-  CY: "Cyprus"
-  CZ: "Czech Republic"
-  DD: "East Germany"
-  DE: "Germany"
-  DJ: "Djibouti"
-  DK: "Denmark"
-  DM: "Dominica"
-  DO: "Dominican Republic"
-  DZ: "Algeria"
-  EC: "Ecuador"
-  EE: "Estonia"
-  EG: "Egypt"
-  EH: "Western Sahara"
-  ER: "Eritrea"
-  ES: "Spain"
-  ET: "Ethiopia"
-  FI: "Finland"
-  FJ: "Fiji"
-  FK: "Falkland Islands"
-  FM: "Micronesia"
-  FO: "Faroe Islands"
-  FQ: "French Southern and Antarctic Territories"
-  FR: "France"
-  FX: "Metropolitan France"
-  GA: "Gabon"
-  GB: "United Kingdom"
-  GD: "Grenada"
-  GE: "Georgia"
-  GF: "French Guiana"
-  GG: "Guernsey"
-  GH: "Ghana"
-  GI: "Gibraltar"
-  GL: "Greenland"
-  GM: "Gambia"
-  GN: "Guinea"
-  GP: "Guadeloupe"
-  GQ: "Equatorial Guinea"
-  GR: "Greece"
-  GS: "South Georgia and the South Sandwich Islands"
-  GT: "Guatemala"
-  GU: "Guam"
-  GW: "Guinea-Bissau"
-  GY: "Guyana"
-  HK: "Hong Kong"
-  HM: "Heard Island and McDonald Islands"
-  HN: "Honduras"
-  HR: "Croatia"
-  HT: "Haiti"
-  HU: "Hungary"
-  ID: "Indonesia"
-  IE: "Ireland"
-  IL: "Israel"
-  IM: "Isle of Man"
-  IN: "India"
-  IO: "British Indian Ocean Territory"
-  IQ: "Iraq"
-  IR: "Iran"
-  IS: "Iceland"
-  IT: "Italy"
-  JE: "Jersey"
-  JM: "Jamaica"
-  JO: "Jordan"
-  JP: "Japan"
-  JT: "Johnston Island"
-  KE: "Kenya"
-  KG: "Kyrgyzstan"
-  KH: "Cambodia"
-  KI: "Kiribati"
-  KM: "Comoros"
-  KN: "Saint Kitts and Nevis"
-  KP: "North Korea"
-  KR: "South Korea"
-  KW: "Kuwait"
-  KY: "Cayman Islands"
-  KZ: "Kazakhstan"
-  LA: "Laos"
-  LB: "Lebanon"
-  LC: "Saint Lucia"
-  LI: "Liechtenstein"
-  LK: "Sri Lanka"
-  LR: "Liberia"
-  LS: "Lesotho"
-  LT: "Lithuania"
-  LU: "Luxembourg"
-  LV: "Latvia"
-  LY: "Libya"
-  MA: "Morocco"
-  MC: "Monaco"
-  MD: "Moldova"
-  ME: "Montenegro"
-  MF: "Saint Martin"
-  MG: "Madagascar"
-  MH: "Marshall Islands"
-  MI: "Midway Islands"
-  MK: "Macedonia"
-  ML: "Mali"
-  MM: "Myanmar"
-  MN: "Mongolia"
-  MO: "Macau"
-  MP: "Northern Mariana Islands"
-  MQ: "Martinique"
-  MR: "Mauritania"
-  MS: "Montserrat"
-  MT: "Malta"
-  MU: "Mauritius"
-  MV: "Maldives"
-  MW: "Malawi"
-  MX: "Mexico"
-  MY: "Malaysia"
-  MZ: "Mozambique"
-  NA: "Namibia"
-  NC: "New Caledonia"
-  NE: "Niger"
-  NF: "Norfolk Island"
-  NG: "Nigeria"
-  NI: "Nicaragua"
-  NL: "Netherlands"
-  NO: "Norway"
-  NP: "Nepal"
-  NQ: "Dronning Maud Land"
-  NR: "Nauru"
-  NT: "Neutral Zone"
-  NU: "Niue"
-  NZ: "New Zealand"
-  OM: "Oman"
-  PA: "Panama"
-  PC: "Pacific Islands Trust Territory"
-  PE: "Peru"
-  PF: "French Polynesia"
-  PG: "Papua New Guinea"
-  PH: "Philippines"
-  PK: "Pakistan"
-  PL: "Poland"
-  PM: "Saint Pierre and Miquelon"
-  PN: "Pitcairn"
-  PR: "Puerto Rico"
-  PS: "Palestinian Territory"
-  PT: "Portugal"
-  PU: "U.S. Miscellaneous Pacific Islands"
-  PW: "Palau"
-  PY: "Paraguay"
-  PZ: "Panama Canal Zone"
-  QA: "Qatar"
-  QO: "Outlying Oceania"
-  QU: "European Union"
-  RE: "Reunion"
-  RO: "Romania"
-  RS: "Serbia"
-  RU: "Russia"
-  RW: "Rwanda"
-  SA: "Saudi Arabia"
-  SB: "Solomon Islands"
-  SC: "Seychelles"
-  SD: "Sudan"
-  SE: "Sweden"
-  SG: "Singapore"
-  SH: "Saint Helena"
-  SI: "Slovenia"
-  SJ: "Svalbard and Jan Mayen"
-  SK: "Slovakia"
-  SL: "Sierra Leone"
-  SM: "San Marino"
-  SN: "Senegal"
-  SO: "Somalia"
-  SR: "Suriname"
-  ST: "Sao Tome and Principe"
-  SU: "Union of Soviet Socialist Republics"
-  SV: "El Salvador"
-  SY: "Syria"
-  SZ: "Swaziland"
-  TC: "Turks and Caicos Islands"
-  TD: "Chad"
-  TF: "French Southern Territories"
-  TG: "Togo"
-  TH: "Thailand"
-  TJ: "Tajikistan"
-  TK: "Tokelau"
-  TL: "East Timor"
-  TM: "Turkmenistan"
-  TN: "Tunisia"
-  TO: "Tonga"
-  TR: "Turkey"
-  TT: "Trinidad and Tobago"
-  TV: "Tuvalu"
-  TW: "Taiwan"
-  TZ: "Tanzania"
-  UA: "Ukraine"
-  UG: "Uganda"
-  UM: "United States Minor Outlying Islands"
-  US: "United States"
-  UY: "Uruguay"
-  UZ: "Uzbekistan"
-  VA: "Vatican"
-  VC: "Saint Vincent and the Grenadines"
-  VD: "North Vietnam"
-  VE: "Venezuela"
-  VG: "British Virgin Islands"
-  VI: "U.S. Virgin Islands"
-  VN: "Vietnam"
-  VU: "Vanuatu"
-  WF: "Wallis and Futuna"
-  WK: "Wake Island"
-  WS: "Samoa"
-  YD: "People's Democratic Republic of Yemen"
-  YE: "Yemen"
-  YT: "Mayotte"
-  ZA: "South Africa"
-  ZM: "Zambia"
-  ZW: "Zimbabwe"
-  ZZ: "Unknown or Invalid Region"

config/routes/admin.rb

@@ -120,9 +120,6 @@ namespace :admin do
     put :clear_repository_check_states
   end
 
-  ## EE-specific
-  resource :trials, only: [:new, :create]
-
   ## EE-specific
   resource :license, only: [:show, :new, :create, :destroy] do
     get :download, on: :member

lib/country_codes.rb

-module CountryCodes
-  extend self
-
-  def for_select
-    @countries ||= I18n.t(:countries)
-                       .map { |code, label| [label, code] }
-                       .sort_by { |label_with_code| label_with_code[0] }
-  end
-end

spec/controllers/admin/trials_controller_spec.rb

-require 'spec_helper'
-
-describe Admin::TrialsController do
-  let(:admin) { create(:admin) }
-
-  before do
-    sign_in(admin)
-  end
-
-  describe 'POST #create' do
-    context 'without an active license' do
-      before do
-        expect_any_instance_of(License).to receive(:active?).and_return(false)
-      end
-
-      context 'with a successful response from subscription endpoint' do
-        it 'redirects to the license detail page' do
-          allow_any_instance_of(described_class).to receive(:save_license).and_return(true)
-
-          post :create
-
-          expect(response).to redirect_to admin_license_path
-          expect(flash[:notice]).to eq('Your trial license was successfully activated')
-        end
-      end
-
-      context 'with a failing response from subscription endpoint' do
-        it 'shows an error message' do
-          allow_any_instance_of(described_class).to receive(:save_license).and_return(false)
-
-          post :create
-
-          expect(response).to render_template(:new)
-          expect(flash[:alert]).to match(/An error occurred while generating the trial license/)
-        end
-      end
-    end
-
-    context 'with an active license' do
-      before do
-        expect_any_instance_of(License).to receive(:active?).and_return(true)
-      end
-
-      it 'does not allow creating a trial license' do
-        post :create
-
-        expect(response).to redirect_to admin_license_url
-        expect(flash[:alert]).to match(/You already have an active license/)
-      end
-    end
-  end
-end

spec/features/admin/admin_trial_spec.rb

-require 'spec_helper'
-
-feature "Creating trial license", feature: true do
-  before do
-    gitlab_sign_in :admin
-  end
-
-  describe 'GET /admin/trials/new' do
-    context 'without a previous trial license' do
-      let!(:license_data) { create(:license, trial: true).data }
-      let(:body) do
-        { 'license_key' => license_data }
-      end
-
-      before do
-        License.destroy_all
-      end
-
-      it 'allows the creation of the trial license' do
-        stub_request(:post, "#{Gitlab::SUBSCRIPTIONS_URL}/trials")
-          .to_return(body: JSON(body), status: 200, headers: { 'Content-Type' => 'application/json' })
-
-        visit new_admin_trials_path
-
-        fill_in :first_name, with: 'John'
-        fill_in :last_name, with: 'Doe'
-        fill_in :work_email, with: 'john@local.dev'
-        fill_in :company_name, with: 'GitLab'
-        fill_in :phone_number, with: '111-111111'
-        fill_in :number_of_developers, with: 50
-        fill_in :number_of_users, with: 100
-        select('United States', from: 'Country')
-
-        click_button 'Start your free trial'
-
-        expect(page).to have_content('Your trial license was successfully activated')
-      end
-    end
-
-    context 'with an active license' do
-      it 'does not render the form and shows an error' do
-        create(:license)
-
-        visit new_admin_trials_path
-
-        expect(page).to have_content('You already have an active license key installed on this server')
-      end
-    end
-
-    context 'with a previous expired trial license' do
-      it 'does not render the form and shows an error' do
-        create(:license, trial: true, expired: true)
-
-        visit new_admin_trials_path
-
-        expect(page).to have_content('You have already used a free trial')
-      end
-    end
-  end
-end