Class: Validocno::Validator

Inherits:
Object
  • Object
show all
Defined in:
lib/validocno/validator.rb

Constant Summary collapse

CONTROL_URI = 
"https://www2.politsei.ee/qr/".freeze

Instance Method Summary collapse

Constructor Details

#initialize(doc_number) ⇒ Validator

Returns a new instance of Validator.



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# File 'lib/validocno/validator.rb', line 6

def initialize(doc_number)
  @doc_number = doc_number
end

Instance Method Details

#check_response(response) ⇒ Object 



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# File 'lib/validocno/validator.rb', line 43

def check_response(response)
  return true if response.code == 200
  fail StandardError, "#{response.code}: #{response.message}"
end

#response_string ⇒ Object 



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# File 'lib/validocno/validator.rb', line 10

def response_string
  response = RestClient.get(CONTROL_URI, :params => { :qr => @doc_number })
  check_response(response)

  document = Nokogiri::HTML(response)

  node = document.at_css(".qrWidgetDocumentCheckResult")

  if node.nil? || node.children.empty?
    fail StandardError, 'Cannot parse document status string.'
  else
    node.children.at_css("div").text.strip
  end
end

#response_strings ⇒ Object 



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# File 'lib/validocno/validator.rb', line 35

def response_strings
  {
    :valid => "Dokument #{@doc_number} on kehtiv.",
    :expired => "Dokument #{@doc_number} on kehtetu.",
    :invalid => "Dokumenti #{@doc_number} ei ole välja antud."
  }
end

#validate ⇒ Object 



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# File 'lib/validocno/validator.rb', line 25

def validate
  response_string_result = response_string
  is_valid = response_string_result == response_strings[:valid]

  {
    :valid => is_valid,
    :message => response_string_result
  }
end