app/models/concerns/account_finder_concern.rb

   1 # frozen_string_literal: true
   2
   3 module AccountFinderConcern
   4   extend ActiveSupport::Concern
   5
   6   class_methods do
   7     def find_local!(username)
   8       find_local(username) || raise(ActiveRecord::RecordNotFound)
   9     end
  10
  11     def find_remote!(username, domain)
  12       find_remote(username, domain) || raise(ActiveRecord::RecordNotFound)
  13     end
  14
  15     def representative
  16       Account.find(-99)
  17     rescue ActiveRecord::RecordNotFound
  18       Account.create!(id: -99, actor_type: 'Application', locked: true, username: Rails.configuration.x.local_domain)
  19     end
  20
  21     def find_local(username)
  22       find_remote(username, nil)
  23     end
  24
  25     def find_remote(username, domain)
  26       AccountFinder.new(username, domain).account
  27     end
  28   end
  29
  30   class AccountFinder
  31     attr_reader :username, :domain
  32
  33     def initialize(username, domain)
  34       @username = username
  35       @domain = domain
  36     end
  37
  38     def account
  39       scoped_accounts.order(id: :asc).take
  40     end
  41
  42     private
  43
  44     def scoped_accounts
  45       Account.unscoped.tap do |scope|
  46         scope.merge! with_usernames
  47         scope.merge! matching_username
  48         scope.merge! matching_domain
  49       end
  50     end
  51
  52     def with_usernames
  53       Account.where.not(Account.arel_table[:username].lower.eq '')
  54     end
  55
  56     def matching_username
  57       Account.where(Account.arel_table[:username].lower.eq username.to_s.downcase)
  58     end
  59
  60     def matching_domain
  61       Account.where(Account.arel_table[:domain].lower.eq(domain.nil? ? nil : domain.to_s.downcase))
  62     end
  63   end
  64 end