diff options
Diffstat (limited to 'actionpack/lib/action_view/helpers')
-rw-r--r-- | actionpack/lib/action_view/helpers/number_helper.rb | 45 |
1 files changed, 28 insertions, 17 deletions
diff --git a/actionpack/lib/action_view/helpers/number_helper.rb b/actionpack/lib/action_view/helpers/number_helper.rb index 3e734ccaab..e622f97b9e 100644 --- a/actionpack/lib/action_view/helpers/number_helper.rb +++ b/actionpack/lib/action_view/helpers/number_helper.rb @@ -220,6 +220,8 @@ module ActionView end end + STORAGE_UNITS = [:byte, :kb, :mb, :gb, :tb].freeze + # Formats the bytes in +size+ into a more understandable representation # (e.g., giving it 1500 yields 1.5 KB). This method is useful for # reporting file sizes to users. This method returns nil if @@ -247,7 +249,7 @@ module ActionView # number_to_human_size(1234567, 2) # => 1.18 MB # number_to_human_size(483989, 0) # => 473 KB def number_to_human_size(number, *args) - return number.nil? ? nil : pluralize(number.to_i, "Byte") if number.to_i < 1024 + return nil if number.nil? options = args.extract_options! options.symbolize_keys! @@ -255,7 +257,6 @@ module ActionView defaults = I18n.translate(:'number.format', :locale => options[:locale], :raise => true) rescue {} human = I18n.translate(:'number.human.format', :locale => options[:locale], :raise => true) rescue {} defaults = defaults.merge(human) - storage_units = I18n.translate(:'number.human.storage_units', :locale => options[:locale], :raise => true) unless args.empty? ActiveSupport::Deprecation.warn('number_to_human_size takes an option hash ' + @@ -267,22 +268,32 @@ module ActionView separator ||= (options[:separator] || defaults[:separator]) delimiter ||= (options[:delimiter] || defaults[:delimiter]) - max_exp = storage_units.size - 1 - number = Float(number) - exponent = (Math.log(number) / Math.log(1024)).to_i # Convert to base 1024 - exponent = max_exp if exponent > max_exp # we need this to avoid overflow for the highest unit - number /= 1024 ** exponent - unit = storage_units[exponent] + storage_units_format = I18n.translate(:'number.human.storage_units.format', :locale => options[:locale], :raise => true) - begin - escaped_separator = Regexp.escape(separator) - number_with_precision(number, - :precision => precision, - :separator => separator, - :delimiter => delimiter - ).sub(/(\d)(#{escaped_separator}[1-9]*)?0+\z/, '\1\2').sub(/#{escaped_separator}\z/, '') + " #{unit}" - rescue - number + if number.to_i < 1024 + unit = I18n.translate(:'number.human.storage_units.units.byte', :locale => options[:locale], :count => number.to_i, :raise => true) + storage_units_format.gsub(/%n/, number.to_i.to_s).gsub(/%u/, unit) + else + max_exp = STORAGE_UNITS.size - 1 + number = Float(number) + exponent = (Math.log(number) / Math.log(1024)).to_i # Convert to base 1024 + exponent = max_exp if exponent > max_exp # we need this to avoid overflow for the highest unit + number /= 1024 ** exponent + + unit_key = STORAGE_UNITS[exponent] + unit = I18n.translate(:"number.human.storage_units.units.#{unit_key}", :locale => options[:locale], :count => number, :raise => true) + + begin + escaped_separator = Regexp.escape(separator) + formatted_number = number_with_precision(number, + :precision => precision, + :separator => separator, + :delimiter => delimiter + ).sub(/(\d)(#{escaped_separator}[1-9]*)?0+\z/, '\1\2').sub(/#{escaped_separator}\z/, '') + storage_units_format.gsub(/%n/, formatted_number).gsub(/%u/, unit) + rescue + number + end end end end |