diff options
Diffstat (limited to 'actionpack/lib/action_view/helpers/number_helper.rb')
-rw-r--r-- | actionpack/lib/action_view/helpers/number_helper.rb | 416 |
1 files changed, 0 insertions, 416 deletions
diff --git a/actionpack/lib/action_view/helpers/number_helper.rb b/actionpack/lib/action_view/helpers/number_helper.rb deleted file mode 100644 index 9e1be65b1a..0000000000 --- a/actionpack/lib/action_view/helpers/number_helper.rb +++ /dev/null @@ -1,416 +0,0 @@ -# encoding: utf-8 - -require 'active_support/core_ext/hash/keys' -require 'active_support/core_ext/string/output_safety' -require 'active_support/number_helper' - -module ActionView - # = Action View Number Helpers - module Helpers #:nodoc: - - # Provides methods for converting numbers into formatted strings. - # Methods are provided for phone numbers, currency, percentage, - # precision, positional notation, file size and pretty printing. - # - # Most methods expect a +number+ argument, and will return it - # unchanged if can't be converted into a valid number. - module NumberHelper - - # Raised when argument +number+ param given to the helpers is invalid and - # the option :raise is set to +true+. - class InvalidNumberError < StandardError - attr_accessor :number - def initialize(number) - @number = number - end - end - - # Formats a +number+ into a US phone number (e.g., (555) - # 123-9876). You can customize the format in the +options+ hash. - # - # * <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. - # - # 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 - def number_to_phone(number, options = {}) - return unless number - options = options.symbolize_keys - - parse_float(number, true) if options.delete(:raise) - ERB::Util.html_escape(ActiveSupport::NumberHelper.number_to_phone(number, options)) - end - - # Formats a +number+ into a currency string (e.g., $13.65). You - # can customize the format in the +options+ hash. - # - # * <tt>:locale</tt> - Sets the locale to be used for formatting - # (defaults to current locale). - # * <tt>:precision</tt> - Sets the level of precision (defaults - # to 2). - # * <tt>:unit</tt> - Sets the denomination of the currency - # (defaults to "$"). - # * <tt>:separator</tt> - Sets the separator between the units - # (defaults to "."). - # * <tt>:delimiter</tt> - Sets the thousands delimiter (defaults - # to ","). - # * <tt>:format</tt> - Sets the format for non-negative numbers - # (defaults to "%u%n"). Fields are <tt>%u</tt> for the - # currency, and <tt>%n</tt> for the number. - # * <tt>:negative_format</tt> - Sets the format for negative - # numbers (defaults to prepending 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. - # - # 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) - # number_to_currency(1234567890.50, unit: "£", separator: ",", delimiter: "") - # # => £1234567890,50 - # number_to_currency(1234567890.50, unit: "£", separator: ",", delimiter: "", format: "%n %u") - # # => 1234567890,50 £ - def number_to_currency(number, options = {}) - return unless number - options = escape_unsafe_delimiters_and_separators(options.symbolize_keys) - - wrap_with_output_safety_handling(number, options.delete(:raise)) { - ActiveSupport::NumberHelper.number_to_currency(number, options) - } - end - - # Formats a +number+ as a percentage string (e.g., 65%). You can - # customize the format in the +options+ hash. - # - # - # * <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. - # - # 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 = escape_unsafe_delimiters_and_separators(options.symbolize_keys) - - wrap_with_output_safety_handling(number, options.delete(:raise)) { - ActiveSupport::NumberHelper.number_to_percentage(number, options) - } - end - - # Formats a +number+ with grouped thousands using +delimiter+ - # (e.g., 12,324). You can customize the format in the +options+ - # hash. - # - # * <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. - # - # 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 = escape_unsafe_delimiters_and_separators(options.symbolize_keys) - - wrap_with_output_safety_handling(number, options.delete(:raise)) { - ActiveSupport::NumberHelper.number_to_delimited(number, options) - } - end - - # Formats a +number+ with the specified level of - # <tt>:precision</tt> (e.g., 112.32 has a precision of 2 if - # +:significant+ is +false+, and 5 if +:significant+ is +true+). - # You can customize the format in the +options+ hash. - # - # * <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. - # - # number_with_precision(111.2345) # => 111.235 - # number_with_precision(111.2345, precision: 2) # => 111.23 - # number_with_precision(13, precision: 5) # => 13.00000 - # number_with_precision(389.32314, precision: 0) # => 389 - # number_with_precision(111.2345, significant: true) # => 111 - # 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 = escape_unsafe_delimiters_and_separators(options.symbolize_keys) - - wrap_with_output_safety_handling(number, options.delete(:raise)) { - ActiveSupport::NumberHelper.number_to_rounded(number, options) - } - end - - # Formats the bytes in +number+ into a more understandable - # representation (e.g., giving it 1500 yields 1.5 KB). This - # method is useful for reporting file sizes to users. You can - # customize the format in the +options+ hash. - # - # See <tt>number_to_human</tt> if you want to pretty-print a - # generic number. - # - # * <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 +true+) - # * <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 - # +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. - # - # number_to_human_size(123) # => 123 Bytes - # number_to_human_size(1234) # => 1.21 KB - # number_to_human_size(12345) # => 12.1 KB - # number_to_human_size(1234567) # => 1.18 MB - # number_to_human_size(1234567890) # => 1.15 GB - # number_to_human_size(1234567890123) # => 1.12 TB - # number_to_human_size(1234567, precision: 2) # => 1.2 MB - # number_to_human_size(483989, precision: 2) # => 470 KB - # number_to_human_size(1234567, precision: 2, separator: ',') # => 1,2 MB - # - # Non-significant zeros after the fractional separator are - # stripped out by default (set - # <tt>:strip_insignificant_zeros</tt> to +false+ to change - # that): - # - # 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 = escape_unsafe_delimiters_and_separators(options.symbolize_keys) - - wrap_with_output_safety_handling(number, options.delete(:raise)) { - ActiveSupport::NumberHelper.number_to_human_size(number, options) - } - end - - # Pretty prints (formats and approximates) a number in a way it - # is more readable by humans (eg.: 1200000000 becomes "1.2 - # Billion"). This is useful for numbers that can get very large - # (and too hard to read). - # - # See <tt>number_to_human_size</tt> if you want to print a file - # size. - # - # You can also define you own unit-quantifier names if you want - # to use other decimal units (eg.: 1500 becomes "1.5 - # kilometers", 0.150 becomes "150 milliliters", etc). You may - # define a wide range of unit quantifiers, even fractional ones - # (centi, deci, mili, etc). - # - # ==== 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 +true+) - # * <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 - # +true+) - # * <tt>:units</tt> - A Hash of unit quantifier names. Or a - # string containing an i18n scope where to find this hash. It - # might have the following keys: - # * *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. - # - # number_to_human(123) # => "123" - # number_to_human(1234) # => "1.23 Thousand" - # number_to_human(12345) # => "12.3 Thousand" - # number_to_human(1234567) # => "1.23 Million" - # number_to_human(1234567890) # => "1.23 Billion" - # number_to_human(1234567890123) # => "1.23 Trillion" - # number_to_human(1234567890123456) # => "1.23 Quadrillion" - # number_to_human(1234567890123456789) # => "1230 Quadrillion" - # number_to_human(489939, precision: 2) # => "490 Thousand" - # number_to_human(489939, precision: 4) # => "489.9 Thousand" - # number_to_human(1234567, precision: 4, - # significant: false) # => "1.2346 Million" - # number_to_human(1234567, precision: 1, - # separator: ',', - # significant: false) # => "1,2 Million" - # - # Non-significant zeros after the decimal separator are stripped - # out by default (set <tt>:strip_insignificant_zeros</tt> to - # +false+ to change that): - # number_to_human(12345012345, significant_digits: 6) # => "12.345 Billion" - # number_to_human(500000000, precision: 5) # => "500 Million" - # - # ==== Custom Unit Quantifiers - # - # You can also use your own custom unit quantifiers: - # number_to_human(500000, units: {unit: "ml", thousand: "lt"}) # => "500 lt" - # - # If in your I18n locale you have: - # distance: - # centi: - # one: "centimeter" - # other: "centimeters" - # unit: - # one: "meter" - # other: "meters" - # thousand: - # one: "kilometer" - # other: "kilometers" - # billion: "gazillion-distance" - # - # Then you could do: - # - # number_to_human(543934, units: :distance) # => "544 kilometers" - # number_to_human(54393498, units: :distance) # => "54400 kilometers" - # number_to_human(54393498000, units: :distance) # => "54.4 gazillion-distance" - # number_to_human(343, units: :distance, precision: 1) # => "300 meters" - # number_to_human(1, units: :distance) # => "1 meter" - # number_to_human(0.34, units: :distance) # => "34 centimeters" - # - def number_to_human(number, options = {}) - options = escape_unsafe_delimiters_and_separators(options.symbolize_keys) - - wrap_with_output_safety_handling(number, options.delete(:raise)) { - ActiveSupport::NumberHelper.number_to_human(number, options) - } - end - - private - - def escape_unsafe_delimiters_and_separators(options) - options[:separator] = ERB::Util.html_escape(options[:separator]) if options[:separator] && !options[:separator].html_safe? - options[:delimiter] = ERB::Util.html_escape(options[:delimiter]) if options[:delimiter] && !options[:delimiter].html_safe? - options - end - - def wrap_with_output_safety_handling(number, raise_on_invalid, &block) - valid_float = valid_float?(number) - raise InvalidNumberError, number if raise_on_invalid && !valid_float - - formatted_number = yield - - if valid_float || number.html_safe? - formatted_number.html_safe - else - formatted_number - end - end - - def valid_float?(number) - !parse_float(number, false).nil? - end - - def parse_float(number, raise_error) - Float(number) - rescue ArgumentError, TypeError - raise InvalidNumberError, number if raise_error - end - end - end -end |