Class: Vpago::Payway::TransactionStatus

Inherits:
Base
  • Object
show all
Defined in:
lib/vpago/payway/transaction_status.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Base

#action_url, #amount, #api_key, #app_checkout, #app_checkout?, #continue_success_url, #email, #endpoint, #first_name, #hash_hmac, #host, #initialize, #last_name, #merchant_id, #payment_option, #phone, #phone_country_code, #return_params, #return_url, #transaction_fee, #transaction_fee_fix, #transaction_fee_percentage, #transaction_id

Constructor Details

This class inherits a constructor from Vpago::Payway::Base

Instance Attribute Details

#error_message ⇒ Object

Returns the value of attribute error_message.



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# File 'lib/vpago/payway/transaction_status.rb', line 6

def error_message
  @error_message
end

#result ⇒ Object

Returns the value of attribute result.



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# File 'lib/vpago/payway/transaction_status.rb', line 6

def result
  @result
end

Instance Method Details

#call ⇒ Object 



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# File 'lib/vpago/payway/transaction_status.rb', line 8

def call
  prepare
  process
end

#check_remote_status ⇒ Object 



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# File 'lib/vpago/payway/transaction_status.rb', line 26

def check_remote_status
  conn = Faraday::Connection.new do |faraday|
    faraday.request :url_encoded
  end

  data = {
    tran_id: transaction_id,
    hash: checker_hmac
  }

  conn.post(check_transaction_url, data)
end

#check_transaction_url ⇒ Object 



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# File 'lib/vpago/payway/transaction_status.rb', line 65

def check_transaction_url
  if endpoint[-1] == '/'
    "#{host}#{endpoint}check/transaction/"
  else
    "#{host}#{endpoint}/check/transaction/"
  end
end

#checker_hmac ⇒ Object 



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# File 'lib/vpago/payway/transaction_status.rb', line 18

def checker_hmac
  data = "#{merchant_id}#{transaction_id}"
  hash = Base64.encode64(OpenSSL::HMAC.digest(OpenSSL::Digest.new('sha512'), api_key, data))

  # somehow php counter part are not able to decode if the \n present.
  hash.delete("\n")
end

#fail!(message) ⇒ Object 



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# File 'lib/vpago/payway/transaction_status.rb', line 57

def fail!(message)
  @error_message = message
end

#json_response ⇒ Object 



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# File 'lib/vpago/payway/transaction_status.rb', line 53

def json_response
  @json_response ||= JSON.parse(@response.body)
end

#prepare ⇒ Object 



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# File 'lib/vpago/payway/transaction_status.rb', line 13

def prepare
  @error_message = nil
  @result = nil
end

#process ⇒ Object 



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# File 'lib/vpago/payway/transaction_status.rb', line 39

def process
  @response = check_remote_status

  if @response.status == 200
    if json_response['status'].zero?
      @result = json_response
    else
      fail!(json_response['description'])
    end
  else
    fail!(@response.body)
  end
end

#success? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/vpago/payway/transaction_status.rb', line 61

def success?
  @error_message.nil?
end