Class: IsoCountryCodes

Inherits:
Object
  • Object
show all
Defined in:
lib/iso_country_codes/continent.rb,
lib/iso_country_codes/code.rb,
lib/iso_country_codes/calling.rb,
lib/iso_country_codes/iso_4217.rb,
lib/iso_country_codes/iso_3166_1.rb,
lib/iso_country_codes/iso_country_codes.rb

Overview

:nodoc:

Defined Under Namespace

Classes: Code, UnknownCodeError

Constant Summary collapse

DEFAULT_FALLBACK = 
lambda { |error| raise UnknownCodeError, error }

Class Method Summary collapse

Class Method Details

.all ⇒ Object 



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# File 'lib/iso_country_codes/iso_country_codes.rb', line 10

def all
  Code.all
end

.find(code, &fallback) ⇒ Object 



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# File 'lib/iso_country_codes/iso_country_codes.rb', line 16

def find(code, &fallback)
  fallback ||= DEFAULT_FALLBACK
  code     = code.to_s.upcase
  instance = nil

  if code.match(/^\d{2}$/)
    code = "0#{code}" # Make numeric codes three digits
  end

  if code.match(/^\d{3}$/)
    instance = all.select { |c| c.numeric == code }.first
  elsif code.match(/^[A-Z]{2}$/)
    instance = all.select { |c| c.alpha2 == code }.first
  elsif code.match(/^[A-Z]{3}$/)
    instance = all.select { |c| c.alpha3 == code }.first
  end

  return fallback.call "No ISO 3166-1 code could be found for '#{code}'." if instance.nil?

  instance
end

.for_select(*args) ⇒ Object 



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# File 'lib/iso_country_codes/iso_country_codes.rb', line 6

def for_select(*args)
  Code.for_select(*args)
end

.search_by_calling(code, &fallback) ⇒ Object

Alias of search_by_calling_code



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# File 'lib/iso_country_codes/iso_country_codes.rb', line 61

def search_by_calling(code, &fallback) # Alias of search_by_calling_code
  search_by_calling_code code, &fallback
end

.search_by_calling_code(code, &fallback) ⇒ Object 



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# File 'lib/iso_country_codes/iso_country_codes.rb', line 50

def search_by_calling_code(code, &fallback)
  fallback ||= DEFAULT_FALLBACK

  code = "+#{code.to_i}" # Normalize code
  instances = all.select { |c| c.calling == code }

  return fallback.call "No ISO 3166-1 codes could be found searching with calling code '#{code}'." if instances.empty?

  instances
end

.search_by_currency(code, &fallback) ⇒ Object 



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# File 'lib/iso_country_codes/iso_country_codes.rb', line 65

def search_by_currency(code, &fallback)
  fallback ||= DEFAULT_FALLBACK

  code = code.to_str.upcase
  instances = all.select { |c|
    c.currencies.select { |currency|
      currency != code
    }.empty?
  }

  return fallback.call "No ISO 3166-1 codes could be found searching with currency '#{code}'." if instances.empty?

  instances
end

.search_by_name(str, &fallback) ⇒ Object 



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# File 'lib/iso_country_codes/iso_country_codes.rb', line 38

def search_by_name(str, &fallback)
  fallback ||= DEFAULT_FALLBACK

  instances = all.select { |c| c.name.upcase == str.upcase }
  instances = all.select { |c| c.name.match(/^#{str}/i) } if instances.empty?
  instances = all.select { |c| c.name.match(/#{str}/i) } if instances.empty?

  return fallback.call "No ISO 3166-1 codes could be found searching with name '#{str}'." if instances.empty?

  instances
end