Voluum Api Wrapper

voluum_api_v2.rb

require 'httparty'
require 'json'

class VoluumApiV2
  include HTTParty
  def urlify_time(time)
    time.strftime("%Y-%m-%dT%H") << "%3A00%3A00Z"
  end

  def urlify_date(time)
    time.strftime("%Y-%m-%dT") << "00%3A00%3A00Z"
  end

  @@token = ""
  @@token_expiration = ""

  def initialize
    @auth = {
      username: Rails.application.secrets.voluum_email,
      password: Rails.application.secrets.voluum_password
    }
    check_token
  end

  def self.token
    @@token
  end

  def self.token_expiration
    @@token_expiration
  end

  def check_token
    if @@token_expiration.blank? || @@token_expiration < Time.now
      url = "https://security.voluum.com/login"
      response = self.class.get url, {:basic_auth => @auth}
      @@token_expiration = Time.parse(response["expirationTimestamp"])
      @@token = response["token"]
    end
  end


  def get_campaign_offer_reports_by_publisher_id(voluum_campaign_id, voluum_offer_id, date_time_start, date_time_end)
    check_token
    url = "https://reports.voluum.com/report?from=#{urlify_time(date_time_start)}&to=#{urlify_time(date_time_end)}&tz=Europe%2FBerlin&sort=visits&direction=desc&columns=customVariable1&columns=visits&columns=clicks&columns=conversions&columns=revenue&columns=cost&columns=profit&columns=cpv&columns=cpc&columns=ctr&columns=cr&columns=cv&columns=roi&columns=epv&columns=epc&columns=ap&columns=errors&groupBy=custom-variable-1&offset=0&limit=100&include=active&filter1=campaign&filter1Value=#{voluum_campaign_id}&filter2=offer&filter2Value=#{voluum_offer_id}"
    response = self.class.get(url, headers: header_params)
    case response.code
    when 400..500
      puts "#{response.code} now to sleep for 60 seconds"
      sleep 60
      check_token
      response = self.class.get(url, headers: header_params)
    end
    return response['rows']
  end
  private

    def header_params
      {'cwauth-token' => "#{@@token}", 'Content-Type' => 'application/json' }
    end

end