Class: ISO3166::XMLData

Inherits:
Object
  • Object
show all
Defined in:
lib/iso3166/xml_data.rb

Constant Summary collapse

@@semaphore = 
Mutex.new
@@data = 
nil

Class Method Summary collapse

Class Method Details

.all_names_with_codes ⇒ Object 



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# File 'lib/iso3166/xml_data.rb', line 31

def all_names_with_codes
  reload!
  @@data.xpath("//country[status[text()='officially-assigned']]").map do |xml_node|
    [
      xml_node.at_xpath("./short-name[@lang3code='eng']").text,
      xml_node.at_xpath("./alpha-2-code").text
    ]
  end
end

.find(code) ⇒ Object 



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# File 'lib/iso3166/xml_data.rb', line 21

def find(code)
  reload!
  @@data.at_xpath("//country[@id='#{code}']")
end

.find_by_alpha3(code) ⇒ Object 



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# File 'lib/iso3166/xml_data.rb', line 26

def find_by_alpha3(code)
  reload!
  @@data.at_xpath("//country[alpha-3-code[text()='#{code}']]")
end

.reload! ⇒ Object 



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# File 'lib/iso3166/xml_data.rb', line 13

def reload!
  return if @@data

  @@semaphore.synchronize do
    @@data = File.open(ISO3166::Countries.data_path) { |f| Nokogiri::XML(f) }
  end
end

.reset! ⇒ Object 



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# File 'lib/iso3166/xml_data.rb', line 9

def reset!
  @@data = nil
end