diff options
Diffstat (limited to 'actionpack/lib/action_view/helpers/number_helper.rb')
| -rw-r--r-- | actionpack/lib/action_view/helpers/number_helper.rb | 219 |
1 files changed, 116 insertions, 103 deletions
diff --git a/actionpack/lib/action_view/helpers/number_helper.rb b/actionpack/lib/action_view/helpers/number_helper.rb index b37e837a23..2011351bd2 100644 --- a/actionpack/lib/action_view/helpers/number_helper.rb +++ b/actionpack/lib/action_view/helpers/number_helper.rb @@ -1,7 +1,6 @@ # encoding: utf-8 require 'active_support/core_ext/big_decimal/conversions' -require 'active_support/core_ext/float/rounding' require 'active_support/core_ext/object/blank' require 'active_support/core_ext/string/output_safety' @@ -33,33 +32,36 @@ module ActionView # in the +options+ hash. # # ==== Options - # * <tt>:area_code</tt> - Adds parentheses around the area code. - # * <tt>:delimiter</tt> - Specifies the delimiter to use (defaults to "-"). - # * <tt>:extension</tt> - Specifies an extension to add to the end of the - # generated number. + # + # * <tt>:area_code</tt> - Adds parentheses around the area code. + # * <tt>:delimiter</tt> - Specifies the delimiter to use (defaults to "-"). + # * <tt>:extension</tt> - Specifies an extension to add to the end of the + # generated number. # * <tt>:country_code</tt> - Sets the country code for the phone number. + # * <tt>:raise</tt> - If true, raises +InvalidNumberError+ when the argument is invalid. # # ==== Examples + # # number_to_phone(5551234) # => 555-1234 + # number_to_phone("5551234") # => 555-1234 # number_to_phone(1235551234) # => 123-555-1234 # number_to_phone(1235551234, :area_code => true) # => (123) 555-1234 # number_to_phone(1235551234, :delimiter => " ") # => 123 555 1234 # number_to_phone(1235551234, :area_code => true, :extension => 555) # => (123) 555-1234 x 555 # number_to_phone(1235551234, :country_code => 1) # => +1-123-555-1234 + # number_to_phone("123a456") # => 123a456 + # + # number_to_phone("1234a567", :raise => true) # => InvalidNumberError # # number_to_phone(1235551234, :country_code => 1, :extension => 1343, :delimiter => ".") - # => +1.123.555.1234 x 1343 + # # => +1.123.555.1234 x 1343 def number_to_phone(number, options = {}) return unless number + options = options.symbolize_keys - begin - Float(number) - rescue ArgumentError, TypeError - raise InvalidNumberError, number - end if options[:raise] + parse_float(number, true) if options[:raise] number = number.to_s.strip - options = options.symbolize_keys area_code = options[:area_code] delimiter = options[:delimiter] || "-" extension = options[:extension] @@ -69,20 +71,21 @@ module ActionView number.gsub!(/(\d{1,3})(\d{3})(\d{4}$)/,"(\\1) \\2#{delimiter}\\3") else number.gsub!(/(\d{0,3})(\d{3})(\d{4})$/,"\\1#{delimiter}\\2#{delimiter}\\3") - number.slice!(0, 1) if number.starts_with?(delimiter) && !delimiter.blank? + number.slice!(0, 1) if number.start_with?(delimiter) && !delimiter.blank? end - str = [] + str = '' str << "+#{country_code}#{delimiter}" unless country_code.blank? str << number str << " x #{extension}" unless extension.blank? - ERB::Util.html_escape(str.join) + ERB::Util.html_escape(str) end # Formats a +number+ into a currency string (e.g., $13.65). You can customize the format # in the +options+ hash. # # ==== Options + # # * <tt>:locale</tt> - Sets the locale to be used for formatting (defaults to current locale). # * <tt>:precision</tt> - Sets the level of precision (defaults to 2). # * <tt>:unit</tt> - Sets the denomination of the currency (defaults to "$"). @@ -95,12 +98,17 @@ module ActionView # an hyphen to the formatted number given by <tt>:format</tt>). # Accepts the same fields than <tt>:format</tt>, except # <tt>%n</tt> is here the absolute value of the number. + # * <tt>:raise</tt> - If true, raises +InvalidNumberError+ when the argument is invalid. # # ==== Examples + # # number_to_currency(1234567890.50) # => $1,234,567,890.50 # number_to_currency(1234567890.506) # => $1,234,567,890.51 # number_to_currency(1234567890.506, :precision => 3) # => $1,234,567,890.506 # number_to_currency(1234567890.506, :locale => :fr) # => 1 234 567 890,51 € + # number_to_currency("123a456") # => $123a456 + # + # number_to_currency("123a456", :raise => true) # => InvalidNumberError # # number_to_currency(-1234567890.50, :negative_format => "(%u%n)") # # => ($1,234,567,890.50) @@ -110,13 +118,12 @@ module ActionView # # => 1234567890,50 £ def number_to_currency(number, options = {}) return unless number + options = options.symbolize_keys - options.symbolize_keys! - - defaults = I18n.translate(:'number.format', :locale => options[:locale], :default => {}) - currency = I18n.translate(:'number.currency.format', :locale => options[:locale], :default => {}) + currency = translations_for('currency', options[:locale]) + currency[:negative_format] ||= "-" + currency[:format] if currency[:format] - defaults = DEFAULT_CURRENCY_VALUES.merge(defaults).merge!(currency) + defaults = DEFAULT_CURRENCY_VALUES.merge(defaults_translations(options[:locale])).merge!(currency) defaults[:negative_format] = "-" + options[:format] if options[:format] options = defaults.merge!(options) @@ -130,53 +137,65 @@ module ActionView begin value = number_with_precision(number, options.merge(:raise => true)) - format.gsub(/%n/, value).gsub(/%u/, unit).html_safe + format.gsub('%n', value).gsub('%u', unit).html_safe rescue InvalidNumberError => e if options[:raise] raise else - formatted_number = format.gsub(/%n/, e.number).gsub(/%u/, unit) + formatted_number = format.gsub('%n', e.number).gsub('%u', unit) e.number.to_s.html_safe? ? formatted_number.html_safe : formatted_number end end - end - # Formats a +number+ as a percentage string (e.g., 65%). You can customize the - # format in the +options+ hash. + # Formats a +number+ as a percentage string (e.g., 65%). You can customize the format in the +options+ hash. # # ==== Options - # * <tt>:locale</tt> - Sets the locale to be used for formatting (defaults to current locale). - # * <tt>:precision</tt> - Sets the precision of the number (defaults to 3). - # * <tt>:significant</tt> - If +true+, precision will be the # of significant_digits. If +false+, the # of fractional digits (defaults to +false+) - # * <tt>:separator</tt> - Sets the separator between the fractional and integer digits (defaults to "."). - # * <tt>:delimiter</tt> - Sets the thousands delimiter (defaults to ""). - # * <tt>:strip_insignificant_zeros</tt> - If +true+ removes insignificant zeros after the decimal separator (defaults to +false+) + # + # * <tt>:locale</tt> - Sets the locale to be used for formatting (defaults to current + # locale). + # * <tt>:precision</tt> - Sets the precision of the number (defaults to 3). + # * <tt>:significant</tt> - If +true+, precision will be the # of significant_digits. If +false+, + # the # of fractional digits (defaults to +false+). + # * <tt>:separator</tt> - Sets the separator between the fractional and integer digits (defaults + # to "."). + # * <tt>:delimiter</tt> - Sets the thousands delimiter (defaults to ""). + # * <tt>:strip_insignificant_zeros</tt> - If +true+ removes insignificant zeros after the decimal separator + # (defaults to +false+). + # * <tt>:format</tt> - Specifies the format of the percentage string + # The number field is <tt>%n</tt> (defaults to "%n%"). + # * <tt>:raise</tt> - If true, raises +InvalidNumberError+ when the argument is invalid. # # ==== Examples + # # number_to_percentage(100) # => 100.000% + # number_to_percentage("98") # => 98.000% # number_to_percentage(100, :precision => 0) # => 100% # number_to_percentage(1000, :delimiter => '.', :separator => ',') # => 1.000,000% # number_to_percentage(302.24398923423, :precision => 5) # => 302.24399% # number_to_percentage(1000, :locale => :fr) # => 1 000,000% + # number_to_percentage("98a") # => 98a% + # number_to_percentage(100, :format => "%n %") # => 100 % + # + # number_to_percentage("98a", :raise => true) # => InvalidNumberError def number_to_percentage(number, options = {}) return unless number + options = options.symbolize_keys - options.symbolize_keys! + defaults = format_translations('percentage', options[:locale]) + options = defaults.merge!(options) - defaults = I18n.translate(:'number.format', :locale => options[:locale], :default => {}) - percentage = I18n.translate(:'number.percentage.format', :locale => options[:locale], :default => {}) - defaults = defaults.merge(percentage) - - options = options.reverse_merge(defaults) + format = options[:format] || "%n%" begin - "#{number_with_precision(number, options.merge(:raise => true))}%".html_safe + value = number_with_precision(number, options.merge(:raise => true)) + format.gsub(/%n/, value).html_safe rescue InvalidNumberError => e if options[:raise] raise else - e.number.to_s.html_safe? ? "#{e.number}%".html_safe : "#{e.number}%" + formatted_number = format.gsub(/%n/, e.number) + e.number.to_s.html_safe? ? formatted_number.html_safe : formatted_number end end end @@ -185,39 +204,36 @@ module ActionView # customize the format in the +options+ hash. # # ==== Options + # # * <tt>:locale</tt> - Sets the locale to be used for formatting (defaults to current locale). # * <tt>:delimiter</tt> - Sets the thousands delimiter (defaults to ","). # * <tt>:separator</tt> - Sets the separator between the fractional and integer digits (defaults to "."). + # * <tt>:raise</tt> - If true, raises +InvalidNumberError+ when the argument is invalid. # # ==== Examples + # # number_with_delimiter(12345678) # => 12,345,678 + # number_with_delimiter("123456") # => 123,456 # number_with_delimiter(12345678.05) # => 12,345,678.05 # number_with_delimiter(12345678, :delimiter => ".") # => 12.345.678 # number_with_delimiter(12345678, :delimiter => ",") # => 12,345,678 # number_with_delimiter(12345678.05, :separator => " ") # => 12,345,678 05 # number_with_delimiter(12345678.05, :locale => :fr) # => 12 345 678,05 + # number_with_delimiter("112a") # => 112a # number_with_delimiter(98765432.98, :delimiter => " ", :separator => ",") # # => 98 765 432,98 + # + # number_with_delimiter("112a", :raise => true) # => raise InvalidNumberError def number_with_delimiter(number, options = {}) - options.symbolize_keys! + options = options.symbolize_keys - begin - Float(number) - rescue ArgumentError, TypeError - if options[:raise] - raise InvalidNumberError, number - else - return number - end - end + parse_float(number, options[:raise]) or return number - defaults = I18n.translate(:'number.format', :locale => options[:locale], :default => {}) - options = options.reverse_merge(defaults) + options = defaults_translations(options[:locale]).merge(options) parts = number.to_s.to_str.split('.') parts[0].gsub!(/(\d)(?=(\d\d\d)+(?!\d))/, "\\1#{options[:delimiter]}") - parts.join(options[:separator]).html_safe - + safe_join(parts, options[:separator]) end # Formats a +number+ with the specified level of <tt>:precision</tt> (e.g., 112.32 has a precision @@ -225,12 +241,16 @@ module ActionView # You can customize the format in the +options+ hash. # # ==== Options - # * <tt>:locale</tt> - Sets the locale to be used for formatting (defaults to current locale). - # * <tt>:precision</tt> - Sets the precision of the number (defaults to 3). - # * <tt>:significant</tt> - If +true+, precision will be the # of significant_digits. If +false+, the # of fractional digits (defaults to +false+) - # * <tt>:separator</tt> - Sets the separator between the fractional and integer digits (defaults to "."). - # * <tt>:delimiter</tt> - Sets the thousands delimiter (defaults to ""). - # * <tt>:strip_insignificant_zeros</tt> - If +true+ removes insignificant zeros after the decimal separator (defaults to +false+) + # * <tt>:locale</tt> - Sets the locale to be used for formatting (defaults to current locale). + # * <tt>:precision</tt> - Sets the precision of the number (defaults to 3). + # * <tt>:significant</tt> - If +true+, precision will be the # of significant_digits. If +false+, + # the # of fractional digits (defaults to +false+). + # * <tt>:separator</tt> - Sets the separator between the fractional and integer digits (defaults + # to "."). + # * <tt>:delimiter</tt> - Sets the thousands delimiter (defaults to ""). + # * <tt>:strip_insignificant_zeros</tt> - If +true+ removes insignificant zeros after the decimal separator + # (defaults to +false+). + # * <tt>:raise</tt> - If true, raises +InvalidNumberError+ when the argument is invalid. # # ==== Examples # number_with_precision(111.2345) # => 111.235 @@ -241,29 +261,21 @@ module ActionView # number_with_precision(111.2345, :precision => 1, :significant => true) # => 100 # number_with_precision(13, :precision => 5, :significant => true) # => 13.000 # number_with_precision(111.234, :locale => :fr) # => 111,234 + # # number_with_precision(13, :precision => 5, :significant => true, :strip_insignificant_zeros => true) # # => 13 + # # number_with_precision(389.32314, :precision => 4, :significant => true) # => 389.3 # number_with_precision(1111.2345, :precision => 2, :separator => ',', :delimiter => '.') # # => 1.111,23 def number_with_precision(number, options = {}) - options.symbolize_keys! + options = options.symbolize_keys - number = begin - Float(number) - rescue ArgumentError, TypeError - if options[:raise] - raise InvalidNumberError, number - else - return number - end - end + number = (parse_float(number, options[:raise]) or return number) - defaults = I18n.translate(:'number.format', :locale => options[:locale], :default => {}) - precision_defaults = I18n.translate(:'number.precision.format', :locale => options[:locale], :default => {}) - defaults = defaults.merge(precision_defaults) + defaults = format_translations('precision', options[:locale]) + options = defaults.merge!(options) - options = options.reverse_merge(defaults) # Allow the user to unset default values: Eg.: :significant => false precision = options.delete :precision significant = options.delete :significant strip_insignificant_zeros = options.delete :strip_insignificant_zeros @@ -280,6 +292,7 @@ module ActionView precision = precision > 0 ? precision : 0 #don't let it be negative else rounded_number = BigDecimal.new(number.to_s).round(precision).to_f + rounded_number = rounded_number.zero? ? rounded_number.abs : rounded_number #prevent showing negative zeros end formatted_number = number_with_delimiter("%01.#{precision}f" % rounded_number, options) if strip_insignificant_zeros @@ -288,7 +301,6 @@ module ActionView else formatted_number end - end STORAGE_UNITS = [:byte, :kb, :mb, :gb, :tb].freeze @@ -308,6 +320,7 @@ module ActionView # * <tt>:delimiter</tt> - Sets the thousands delimiter (defaults to ""). # * <tt>:strip_insignificant_zeros</tt> - If +true+ removes insignificant zeros after the decimal separator (defaults to +true+) # * <tt>:prefix</tt> - If +:si+ formats the number using the SI prefix (defaults to :binary) + # * <tt>:raise</tt> - If true, raises +InvalidNumberError+ when the argument is invalid. # ==== Examples # number_to_human_size(123) # => 123 Bytes # number_to_human_size(1234) # => 1.21 KB @@ -324,23 +337,13 @@ module ActionView # number_to_human_size(1234567890123, :precision => 5) # => "1.1229 TB" # number_to_human_size(524288000, :precision => 5) # => "500 MB" def number_to_human_size(number, options = {}) - options.symbolize_keys! + options = options.symbolize_keys - number = begin - Float(number) - rescue ArgumentError, TypeError - if options[:raise] - raise InvalidNumberError, number - else - return number - end - end + number = (parse_float(number, options[:raise]) or return number) - defaults = I18n.translate(:'number.format', :locale => options[:locale], :default => {}) - human = I18n.translate(:'number.human.format', :locale => options[:locale], :default => {}) - defaults = defaults.merge(human) + defaults = format_translations('human', options[:locale]) + options = defaults.merge!(options) - options = options.reverse_merge(defaults) #for backwards compatibility with those that didn't add strip_insignificant_zeros to their locale files options[:strip_insignificant_zeros] = true if not options.key?(:strip_insignificant_zeros) @@ -389,9 +392,10 @@ module ActionView # * *integers*: <tt>:unit</tt>, <tt>:ten</tt>, <tt>:hundred</tt>, <tt>:thousand</tt>, <tt>:million</tt>, <tt>:billion</tt>, <tt>:trillion</tt>, <tt>:quadrillion</tt> # * *fractionals*: <tt>:deci</tt>, <tt>:centi</tt>, <tt>:mili</tt>, <tt>:micro</tt>, <tt>:nano</tt>, <tt>:pico</tt>, <tt>:femto</tt> # * <tt>:format</tt> - Sets the format of the output string (defaults to "%n %u"). The field types are: - # # %u The quantifier (ex.: 'thousand') # %n The number + # * <tt>:raise</tt> - If true, raises +InvalidNumberError+ when the argument is invalid. + # # # ==== Examples # number_to_human(123) # => "123" @@ -443,23 +447,13 @@ module ActionView # number_to_human(0.34, :units => :distance) # => "34 centimeters" # def number_to_human(number, options = {}) - options.symbolize_keys! + options = options.symbolize_keys - number = begin - Float(number) - rescue ArgumentError, TypeError - if options[:raise] - raise InvalidNumberError, number - else - return number - end - end + number = (parse_float(number, options[:raise]) or return number) - defaults = I18n.translate(:'number.format', :locale => options[:locale], :default => {}) - human = I18n.translate(:'number.human.format', :locale => options[:locale], :default => {}) - defaults = defaults.merge(human) + defaults = format_translations('human', options[:locale]) + options = defaults.merge!(options) - options = options.reverse_merge(defaults) #for backwards compatibility with those that didn't add strip_insignificant_zeros to their locale files options[:strip_insignificant_zeros] = true if not options.key?(:strip_insignificant_zeros) @@ -495,6 +489,25 @@ module ActionView decimal_format.gsub(/%n/, formatted_number).gsub(/%u/, unit).strip.html_safe end + private + + def format_translations(namespace, locale) + defaults_translations(locale).merge(translations_for(namespace, locale)) + end + + def defaults_translations(locale) + I18n.translate(:'number.format', :locale => locale, :default => {}) + end + + def translations_for(namespace, locale) + I18n.translate(:"number.#{namespace}.format", :locale => locale, :default => {}) + end + + def parse_float(number, raise_error) + Float(number) + rescue ArgumentError, TypeError + raise InvalidNumberError, number if raise_error + end end end end |