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module ActiveSupport
module NumberHelper
class NumberToPhoneConverter < NumberConverter #:nodoc:
def convert
str = country_code(opts[:country_code]).dup
str << convert_to_phone_number(number.to_s.strip)
str << phone_ext(opts[:extension])
end
private
def convert_to_phone_number(number)
if opts[:area_code]
convert_with_area_code(number)
else
convert_without_area_code(number)
end
end
def convert_with_area_code(number)
default_pattern = /(\d{1,3})(\d{3})(\d{4}$)/
number.gsub!(regexp_pattern(default_pattern),
"(\\1) \\2#{delimiter}\\3")
number
end
def convert_without_area_code(number)
default_pattern = /(\d{0,3})(\d{3})(\d{4})$/
number.gsub!(regexp_pattern(default_pattern),
"\\1#{delimiter}\\2#{delimiter}\\3")
number.slice!(0, 1) if start_with_delimiter?(number)
number
end
def start_with_delimiter?(number)
delimiter.present? && number.start_with?(delimiter)
end
def delimiter
opts[:delimiter] || "-"
end
def country_code(code)
code.blank? ? "" : "+#{code}#{delimiter}"
end
def phone_ext(ext)
ext.blank? ? "" : " x #{ext}"
end
def regexp_pattern(default_pattern)
opts.fetch :pattern, default_pattern
end
end
end
end
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