Class: BankScrap::Bbva

Inherits:
Bank
  • Object
show all
Defined in:
lib/bank_scrap/banks/bbva.rb

Constant Summary collapse

BASE_ENDPOINT = 
'https://servicios.bbva.es'
LOGIN_ENDPOINT = 
'/DFAUTH/slod/DFServletXML'
PRODUCTS_ENDPOINT = 
'/ENPP/enpp_mult_web_mobility_02/products/v1'
ACCOUNT_ENDPOINT = 
'/ENPP/enpp_mult_web_mobility_02/accounts/'
USER_AGENT =

BBVA expects an identifier before the actual User Agent, but 12345 works fine

'12345;Android;LGE;Nexus 5;1080x1776;Android;5.1.1;BMES;4.4;xxhd'

Constants inherited from Bank

BankScrap::Bank::WEB_USER_AGENT

Instance Attribute Summary

Attributes inherited from Bank

#accounts, #headers, #investments

Instance Method Summary collapse

Methods inherited from Bank

#account_with_iban, #fetch_investments

Constructor Details

#initialize(user, password, log: false, debug: false, extra_args: nil) ⇒ Bbva

Returns a new instance of Bbva.



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# File 'lib/bank_scrap/banks/bbva.rb', line 12

def initialize(user, password, log: false, debug: false, extra_args: nil)
  @user = format_user(user.dup)
  @password = password
  @log = log
  @debug = debug

  initialize_connection

  add_headers(
    'User-Agent'       => USER_AGENT,
    'BBVA-User-Agent'  => USER_AGENT,
    'Accept-Language'  => 'spa',
    'Content-Language' => 'spa',
    'Accept'           => 'application/json',
    'Accept-Charset'   => 'UTF-8',
    'Connection'       => 'Keep-Alive',
    'Host'             => 'bancamovil.grupobbva.com',
    'Cookie2'          => '$Version=1'
  )

  
  super
end

Instance Method Details

#fetch_accounts ⇒ Object

Fetch all the accounts for the given user Returns an array of BankScrap::Account objects



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# File 'lib/bank_scrap/banks/bbva.rb', line 38

def fetch_accounts
  log 'fetch_accounts'

  # Even if the required method is an HTTP POST
  # the API requires a funny header that says is a GET
  # otherwise the request doesn't work.
  response = with_headers('BBVA-Method' => 'GET') do
    post(BASE_ENDPOINT + PRODUCTS_ENDPOINT)
  end

  json = JSON.parse(response)
  json['accounts'].map { |data| (data) }
end

#fetch_transactions_for(account, start_date: Date.today - 1.month, end_date: Date.today) ⇒ Object

Fetch transactions for the given account. By default it fetches transactions for the last month, The maximum allowed by the BBVA API is the last 3 years.

Account should be a BankScrap::Account object Returns an array of BankScrap::Transaction objects



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# File 'lib/bank_scrap/banks/bbva.rb', line 58

def fetch_transactions_for(, start_date: Date.today - 1.month, end_date: Date.today)
  from_date = start_date.strftime('%Y-%m-%d')

  # Misteriously we need a specific content-type here
  funny_headers = {
    'Content-Type' => 'application/json; charset=UTF-8',
    'BBVA-Method' => 'GET'
  }

  # The API accepts a toDate param that we could pass the end_date argument,
  # however when we pass the toDate param, the API stops returning the account balance.
  # Therefore we need to take a workaround: only filter with fromDate and loop
  # over all the available pages, filtering out the movements that doesn't match
  # the end_date argument.
  url = BASE_ENDPOINT +
        ACCOUNT_ENDPOINT +
        .id +
        "/movements/v1?fromDate=#{from_date}"

  offset = nil
  pagination_balance = nil
  transactions = []

  with_headers(funny_headers) do
    # Loop over pagination
    loop do
      new_url = offset ? (url + "&offset=#{offset}") : url
      new_url = pagination_balance ? (new_url + "&paginationBalance=#{pagination_balance}") : new_url
      json = JSON.parse(post(new_url))

      unless json['movements'].blank?
        # As explained before, we have to discard records newer than end_date.
        filtered_movements = json['movements'].select { |m| Date.parse(m['operationDate']) <= end_date }

        transactions += filtered_movements.map do |data|
          build_transaction(data, )
        end
        offset = json['offset']
        pagination_balance = json['paginationBalance']
      end

      break unless json['thereAreMoreMovements'] == true
    end
  end

  transactions
end