forgeplus/app/controllers/settings_controller.rb

class SettingsController < ApplicationController
  def show
    @old_projects_url = nil
    get_add_menu
    get_common_menu
    get_personal_menu
  end

  private
    def get_add_menu
      @add = []
      Site.add.select(:id, :name, :url, :key).to_a.map(&:serializable_hash).each do |site|
        hash = {}
        site.each {|k, v|
          hash.merge!("#{k}":  set_site_url(k, v))
        }
        @add << hash
      end
    end

    def get_common_menu
      @common = []
      Site.common.select(:id, :name, :url, :key).to_a.map(&:serializable_hash).each do |site|
        next if site["url"].to_s.include?("current_user") && !User.current.logged?
        hash = {}
        site.each {|k, v|
          hash.merge!("#{k}":  set_site_url(k, v))
        }
        @common << hash
      end
    end

    def get_personal_menu
      @personal = []
      if User.current.logged?
        Site.personal.select(:id, :name, :url, :key).to_a.map(&:serializable_hash).each do |site|
          hash = {}
          site.each {|k, v|
            hash.merge!("#{k}": set_site_url(k, v))
          }
          @personal << hash
        end
      end
    end

    def set_site_url(key, value)
      value =
        if value.to_s.include?("current_user")
          split_arr = value.split('current_user')
          split_arr.length > 1 ? split_arr.join(current_user&.login) : (split_arr << current_user&.login).join('')
        else
          value
        end

      key.to_s === "url" && !value.to_s.start_with?("http") ? [request.protocol, request.host_with_port, value].join('') : value
   end
end