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authorPiotr Sarnacki <drogus@gmail.com>2013-06-20 15:42:49 -0700
committerPiotr Sarnacki <drogus@gmail.com>2013-06-20 15:42:49 -0700
commita29f746398e7b0647885343e7f26d977dd251999 (patch)
tree1e2cd2ee1f8f31812c0acf71350ffe423ca8c5a9 /actionpack/lib/action_view/helpers/date_helper.rb
parent7c69a829a311a31109939cff19b700b36b97d5c4 (diff)
parentd6b1caa8f2011487c08b414605883f1f220d0aaa (diff)
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Merge pull request #11032 from strzalek/extract-actionview
Extract ActionView to separate directory
Diffstat (limited to 'actionpack/lib/action_view/helpers/date_helper.rb')
-rw-r--r--actionpack/lib/action_view/helpers/date_helper.rb1083
1 files changed, 0 insertions, 1083 deletions
diff --git a/actionpack/lib/action_view/helpers/date_helper.rb b/actionpack/lib/action_view/helpers/date_helper.rb
deleted file mode 100644
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--- a/actionpack/lib/action_view/helpers/date_helper.rb
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-require 'date'
-require 'action_view/helpers/tag_helper'
-require 'active_support/core_ext/array/extract_options'
-require 'active_support/core_ext/date/conversions'
-require 'active_support/core_ext/hash/slice'
-require 'active_support/core_ext/object/with_options'
-
-module ActionView
- module Helpers
- # = Action View Date Helpers
- #
- # The Date Helper primarily creates select/option tags for different kinds of dates and times or date and time
- # elements. All of the select-type methods share a number of common options that are as follows:
- #
- # * <tt>:prefix</tt> - overwrites the default prefix of "date" used for the select names. So specifying "birthday"
- # would give \birthday[month] instead of \date[month] if passed to the <tt>select_month</tt> method.
- # * <tt>:include_blank</tt> - set to true if it should be possible to set an empty date.
- # * <tt>:discard_type</tt> - set to true if you want to discard the type part of the select name. If set to true,
- # the <tt>select_month</tt> method would use simply "date" (which can be overwritten using <tt>:prefix</tt>) instead
- # of \date[month].
- module DateHelper
- # Reports the approximate distance in time between two Time, Date or DateTime objects or integers as seconds.
- # Pass <tt>include_seconds: true</tt> if you want more detailed approximations when distance < 1 min, 29 secs.
- # Distances are reported based on the following table:
- #
- # 0 <-> 29 secs # => less than a minute
- # 30 secs <-> 1 min, 29 secs # => 1 minute
- # 1 min, 30 secs <-> 44 mins, 29 secs # => [2..44] minutes
- # 44 mins, 30 secs <-> 89 mins, 29 secs # => about 1 hour
- # 89 mins, 30 secs <-> 23 hrs, 59 mins, 29 secs # => about [2..24] hours
- # 23 hrs, 59 mins, 30 secs <-> 41 hrs, 59 mins, 29 secs # => 1 day
- # 41 hrs, 59 mins, 30 secs <-> 29 days, 23 hrs, 59 mins, 29 secs # => [2..29] days
- # 29 days, 23 hrs, 59 mins, 30 secs <-> 44 days, 23 hrs, 59 mins, 29 secs # => about 1 month
- # 44 days, 23 hrs, 59 mins, 30 secs <-> 59 days, 23 hrs, 59 mins, 29 secs # => about 2 months
- # 59 days, 23 hrs, 59 mins, 30 secs <-> 1 yr minus 1 sec # => [2..12] months
- # 1 yr <-> 1 yr, 3 months # => about 1 year
- # 1 yr, 3 months <-> 1 yr, 9 months # => over 1 year
- # 1 yr, 9 months <-> 2 yr minus 1 sec # => almost 2 years
- # 2 yrs <-> max time or date # => (same rules as 1 yr)
- #
- # With <tt>include_seconds: true</tt> and the difference < 1 minute 29 seconds:
- # 0-4 secs # => less than 5 seconds
- # 5-9 secs # => less than 10 seconds
- # 10-19 secs # => less than 20 seconds
- # 20-39 secs # => half a minute
- # 40-59 secs # => less than a minute
- # 60-89 secs # => 1 minute
- #
- # from_time = Time.now
- # distance_of_time_in_words(from_time, from_time + 50.minutes) # => about 1 hour
- # distance_of_time_in_words(from_time, 50.minutes.from_now) # => about 1 hour
- # distance_of_time_in_words(from_time, from_time + 15.seconds) # => less than a minute
- # distance_of_time_in_words(from_time, from_time + 15.seconds, include_seconds: true) # => less than 20 seconds
- # distance_of_time_in_words(from_time, 3.years.from_now) # => about 3 years
- # distance_of_time_in_words(from_time, from_time + 60.hours) # => 3 days
- # distance_of_time_in_words(from_time, from_time + 45.seconds, include_seconds: true) # => less than a minute
- # distance_of_time_in_words(from_time, from_time - 45.seconds, include_seconds: true) # => less than a minute
- # distance_of_time_in_words(from_time, 76.seconds.from_now) # => 1 minute
- # distance_of_time_in_words(from_time, from_time + 1.year + 3.days) # => about 1 year
- # distance_of_time_in_words(from_time, from_time + 3.years + 6.months) # => over 3 years
- # distance_of_time_in_words(from_time, from_time + 4.years + 9.days + 30.minutes + 5.seconds) # => about 4 years
- #
- # to_time = Time.now + 6.years + 19.days
- # distance_of_time_in_words(from_time, to_time, include_seconds: true) # => about 6 years
- # distance_of_time_in_words(to_time, from_time, include_seconds: true) # => about 6 years
- # distance_of_time_in_words(Time.now, Time.now) # => less than a minute
- def distance_of_time_in_words(from_time, to_time = 0, include_seconds_or_options = {}, options = {})
- if include_seconds_or_options.is_a?(Hash)
- options = include_seconds_or_options
- else
- ActiveSupport::Deprecation.warn "distance_of_time_in_words and time_ago_in_words now accept :include_seconds " +
- "as a part of options hash, not a boolean argument"
- options[:include_seconds] ||= !!include_seconds_or_options
- end
-
- options = {
- scope: :'datetime.distance_in_words'
- }.merge!(options)
-
- from_time = from_time.to_time if from_time.respond_to?(:to_time)
- to_time = to_time.to_time if to_time.respond_to?(:to_time)
- from_time, to_time = to_time, from_time if from_time > to_time
- distance_in_minutes = ((to_time - from_time)/60.0).round
- distance_in_seconds = (to_time - from_time).round
-
- I18n.with_options :locale => options[:locale], :scope => options[:scope] do |locale|
- case distance_in_minutes
- when 0..1
- return distance_in_minutes == 0 ?
- locale.t(:less_than_x_minutes, :count => 1) :
- locale.t(:x_minutes, :count => distance_in_minutes) unless options[:include_seconds]
-
- case distance_in_seconds
- when 0..4 then locale.t :less_than_x_seconds, :count => 5
- when 5..9 then locale.t :less_than_x_seconds, :count => 10
- when 10..19 then locale.t :less_than_x_seconds, :count => 20
- when 20..39 then locale.t :half_a_minute
- when 40..59 then locale.t :less_than_x_minutes, :count => 1
- else locale.t :x_minutes, :count => 1
- end
-
- when 2...45 then locale.t :x_minutes, :count => distance_in_minutes
- when 45...90 then locale.t :about_x_hours, :count => 1
- # 90 mins up to 24 hours
- when 90...1440 then locale.t :about_x_hours, :count => (distance_in_minutes.to_f / 60.0).round
- # 24 hours up to 42 hours
- when 1440...2520 then locale.t :x_days, :count => 1
- # 42 hours up to 30 days
- when 2520...43200 then locale.t :x_days, :count => (distance_in_minutes.to_f / 1440.0).round
- # 30 days up to 60 days
- when 43200...86400 then locale.t :about_x_months, :count => (distance_in_minutes.to_f / 43200.0).round
- # 60 days up to 365 days
- when 86400...525600 then locale.t :x_months, :count => (distance_in_minutes.to_f / 43200.0).round
- else
- if from_time.acts_like?(:time) && to_time.acts_like?(:time)
- fyear = from_time.year
- fyear += 1 if from_time.month >= 3
- tyear = to_time.year
- tyear -= 1 if to_time.month < 3
- leap_years = (fyear > tyear) ? 0 : (fyear..tyear).count{|x| Date.leap?(x)}
- minute_offset_for_leap_year = leap_years * 1440
- # Discount the leap year days when calculating year distance.
- # e.g. if there are 20 leap year days between 2 dates having the same day
- # and month then the based on 365 days calculation
- # the distance in years will come out to over 80 years when in written
- # english it would read better as about 80 years.
- minutes_with_offset = distance_in_minutes - minute_offset_for_leap_year
- else
- minutes_with_offset = distance_in_minutes
- end
- remainder = (minutes_with_offset % 525600)
- distance_in_years = (minutes_with_offset.div 525600)
- if remainder < 131400
- locale.t(:about_x_years, :count => distance_in_years)
- elsif remainder < 394200
- locale.t(:over_x_years, :count => distance_in_years)
- else
- locale.t(:almost_x_years, :count => distance_in_years + 1)
- end
- end
- end
- end
-
- # Like <tt>distance_of_time_in_words</tt>, but where <tt>to_time</tt> is fixed to <tt>Time.now</tt>.
- #
- # time_ago_in_words(3.minutes.from_now) # => 3 minutes
- # time_ago_in_words(3.minutes.ago) # => 3 minutes
- # time_ago_in_words(Time.now - 15.hours) # => about 15 hours
- # time_ago_in_words(Time.now) # => less than a minute
- # time_ago_in_words(Time.now, include_seconds: true) # => less than 5 seconds
- #
- # from_time = Time.now - 3.days - 14.minutes - 25.seconds
- # time_ago_in_words(from_time) # => 3 days
- #
- # from_time = (3.days + 14.minutes + 25.seconds).ago
- # time_ago_in_words(from_time) # => 3 days
- #
- # Note that you cannot pass a <tt>Numeric</tt> value to <tt>time_ago_in_words</tt>.
- #
- def time_ago_in_words(from_time, include_seconds_or_options = {})
- distance_of_time_in_words(from_time, Time.now, include_seconds_or_options)
- end
-
- alias_method :distance_of_time_in_words_to_now, :time_ago_in_words
-
- # Returns a set of select tags (one for year, month, and day) pre-selected for accessing a specified date-based
- # attribute (identified by +method+) on an object assigned to the template (identified by +object+).
- #
- # ==== Options
- # * <tt>:use_month_numbers</tt> - Set to true if you want to use month numbers rather than month names (e.g.
- # "2" instead of "February").
- # * <tt>:use_two_digit_numbers</tt> - Set to true if you want to display two digit month and day numbers (e.g.
- # "02" instead of "February" and "08" instead of "8").
- # * <tt>:use_short_month</tt> - Set to true if you want to use abbreviated month names instead of full
- # month names (e.g. "Feb" instead of "February").
- # * <tt>:add_month_numbers</tt> - Set to true if you want to use both month numbers and month names (e.g.
- # "2 - February" instead of "February").
- # * <tt>:use_month_names</tt> - Set to an array with 12 month names if you want to customize month names.
- # Note: You can also use Rails' i18n functionality for this.
- # * <tt>:date_separator</tt> - Specifies a string to separate the date fields. Default is "" (i.e. nothing).
- # * <tt>:start_year</tt> - Set the start year for the year select. Default is <tt>Time.now.year - 5</tt>.
- # * <tt>:end_year</tt> - Set the end year for the year select. Default is <tt>Time.now.year + 5</tt>.
- # * <tt>:discard_day</tt> - Set to true if you don't want to show a day select. This includes the day
- # as a hidden field instead of showing a select field. Also note that this implicitly sets the day to be the
- # first of the given month in order to not create invalid dates like 31 February.
- # * <tt>:discard_month</tt> - Set to true if you don't want to show a month select. This includes the month
- # as a hidden field instead of showing a select field. Also note that this implicitly sets :discard_day to true.
- # * <tt>:discard_year</tt> - Set to true if you don't want to show a year select. This includes the year
- # as a hidden field instead of showing a select field.
- # * <tt>:order</tt> - Set to an array containing <tt>:day</tt>, <tt>:month</tt> and <tt>:year</tt> to
- # customize the order in which the select fields are shown. If you leave out any of the symbols, the respective
- # select will not be shown (like when you set <tt>discard_xxx: true</tt>. Defaults to the order defined in
- # the respective locale (e.g. [:year, :month, :day] in the en locale that ships with Rails).
- # * <tt>:include_blank</tt> - Include a blank option in every select field so it's possible to set empty
- # dates.
- # * <tt>:default</tt> - Set a default date if the affected date isn't set or is nil.
- # * <tt>:selected</tt> - Set a date that overrides the actual value.
- # * <tt>:disabled</tt> - Set to true if you want show the select fields as disabled.
- # * <tt>:prompt</tt> - Set to true (for a generic prompt), a prompt string or a hash of prompt strings
- # for <tt>:year</tt>, <tt>:month</tt>, <tt>:day</tt>, <tt>:hour</tt>, <tt>:minute</tt> and <tt>:second</tt>.
- # Setting this option prepends a select option with a generic prompt (Day, Month, Year, Hour, Minute, Seconds)
- # or the given prompt string.
- # * <tt>:with_css_classes</tt> - Set to true if you want assign different styles for 'select' tags. This option
- # automatically set classes 'year', 'month', 'day', 'hour', 'minute' and 'second' for your 'select' tags.
- #
- # If anything is passed in the +html_options+ hash it will be applied to every select tag in the set.
- #
- # NOTE: Discarded selects will default to 1. So if no month select is available, January will be assumed.
- #
- # # Generates a date select that when POSTed is stored in the article variable, in the written_on attribute.
- # date_select("article", "written_on")
- #
- # # Generates a date select that when POSTed is stored in the article variable, in the written_on attribute,
- # # with the year in the year drop down box starting at 1995.
- # date_select("article", "written_on", start_year: 1995)
- #
- # # Generates a date select that when POSTed is stored in the article variable, in the written_on attribute,
- # # with the year in the year drop down box starting at 1995, numbers used for months instead of words,
- # # and without a day select box.
- # date_select("article", "written_on", start_year: 1995, use_month_numbers: true,
- # discard_day: true, include_blank: true)
- #
- # # Generates a date select that when POSTed is stored in the article variable, in the written_on attribute,
- # # with two digit numbers used for months and days.
- # date_select("article", "written_on", use_two_digit_numbers: true)
- #
- # # Generates a date select that when POSTed is stored in the article variable, in the written_on attribute
- # # with the fields ordered as day, month, year rather than month, day, year.
- # date_select("article", "written_on", order: [:day, :month, :year])
- #
- # # Generates a date select that when POSTed is stored in the user variable, in the birthday attribute
- # # lacking a year field.
- # date_select("user", "birthday", order: [:month, :day])
- #
- # # Generates a date select that when POSTed is stored in the article variable, in the written_on attribute
- # # which is initially set to the date 3 days from the current date
- # date_select("article", "written_on", default: 3.days.from_now)
- #
- # # Generates a date select that when POSTed is stored in the article variable, in the written_on attribute
- # # which is set in the form with todays date, regardless of the value in the Active Record object.
- # date_select("article", "written_on", selected: Date.today)
- #
- # # Generates a date select that when POSTed is stored in the credit_card variable, in the bill_due attribute
- # # that will have a default day of 20.
- # date_select("credit_card", "bill_due", default: { day: 20 })
- #
- # # Generates a date select with custom prompts.
- # date_select("article", "written_on", prompt: { day: 'Select day', month: 'Select month', year: 'Select year' })
- #
- # The selects are prepared for multi-parameter assignment to an Active Record object.
- #
- # Note: If the day is not included as an option but the month is, the day will be set to the 1st to ensure that
- # all month choices are valid.
- def date_select(object_name, method, options = {}, html_options = {})
- Tags::DateSelect.new(object_name, method, self, options, html_options).render
- end
-
- # Returns a set of select tags (one for hour, minute and optionally second) pre-selected for accessing a
- # specified time-based attribute (identified by +method+) on an object assigned to the template (identified by
- # +object+). You can include the seconds with <tt>:include_seconds</tt>. You can get hours in the AM/PM format
- # with <tt>:ampm</tt> option.
- #
- # This method will also generate 3 input hidden tags, for the actual year, month and day unless the option
- # <tt>:ignore_date</tt> is set to +true+. If you set the <tt>:ignore_date</tt> to +true+, you must have a
- # +date_select+ on the same method within the form otherwise an exception will be raised.
- #
- # If anything is passed in the html_options hash it will be applied to every select tag in the set.
- #
- # # Creates a time select tag that, when POSTed, will be stored in the article variable in the sunrise attribute.
- # time_select("article", "sunrise")
- #
- # # Creates a time select tag with a seconds field that, when POSTed, will be stored in the article variables in
- # # the sunrise attribute.
- # time_select("article", "start_time", include_seconds: true)
- #
- # # You can set the <tt>:minute_step</tt> to 15 which will give you: 00, 15, 30 and 45.
- # time_select 'game', 'game_time', {minute_step: 15}
- #
- # # Creates a time select tag with a custom prompt. Use <tt>prompt: true</tt> for generic prompts.
- # time_select("article", "written_on", prompt: {hour: 'Choose hour', minute: 'Choose minute', second: 'Choose seconds'})
- # time_select("article", "written_on", prompt: {hour: true}) # generic prompt for hours
- # time_select("article", "written_on", prompt: true) # generic prompts for all
- #
- # # You can set :ampm option to true which will show the hours as: 12 PM, 01 AM .. 11 PM.
- # time_select 'game', 'game_time', {ampm: true}
- #
- # The selects are prepared for multi-parameter assignment to an Active Record object.
- #
- # Note: If the day is not included as an option but the month is, the day will be set to the 1st to ensure that
- # all month choices are valid.
- def time_select(object_name, method, options = {}, html_options = {})
- Tags::TimeSelect.new(object_name, method, self, options, html_options).render
- end
-
- # Returns a set of select tags (one for year, month, day, hour, and minute) pre-selected for accessing a
- # specified datetime-based attribute (identified by +method+) on an object assigned to the template (identified
- # by +object+).
- #
- # If anything is passed in the html_options hash it will be applied to every select tag in the set.
- #
- # # Generates a datetime select that, when POSTed, will be stored in the article variable in the written_on
- # # attribute.
- # datetime_select("article", "written_on")
- #
- # # Generates a datetime select with a year select that starts at 1995 that, when POSTed, will be stored in the
- # # article variable in the written_on attribute.
- # datetime_select("article", "written_on", start_year: 1995)
- #
- # # Generates a datetime select with a default value of 3 days from the current time that, when POSTed, will
- # # be stored in the trip variable in the departing attribute.
- # datetime_select("trip", "departing", default: 3.days.from_now)
- #
- # # Generate a datetime select with hours in the AM/PM format
- # datetime_select("article", "written_on", ampm: true)
- #
- # # Generates a datetime select that discards the type that, when POSTed, will be stored in the article variable
- # # as the written_on attribute.
- # datetime_select("article", "written_on", discard_type: true)
- #
- # # Generates a datetime select with a custom prompt. Use <tt>prompt: true</tt> for generic prompts.
- # datetime_select("article", "written_on", prompt: {day: 'Choose day', month: 'Choose month', year: 'Choose year'})
- # datetime_select("article", "written_on", prompt: {hour: true}) # generic prompt for hours
- # datetime_select("article", "written_on", prompt: true) # generic prompts for all
- #
- # The selects are prepared for multi-parameter assignment to an Active Record object.
- def datetime_select(object_name, method, options = {}, html_options = {})
- Tags::DatetimeSelect.new(object_name, method, self, options, html_options).render
- end
-
- # Returns a set of html select-tags (one for year, month, day, hour, minute, and second) pre-selected with the
- # +datetime+. It's also possible to explicitly set the order of the tags using the <tt>:order</tt> option with
- # an array of symbols <tt>:year</tt>, <tt>:month</tt> and <tt>:day</tt> in the desired order. If you do not
- # supply a Symbol, it will be appended onto the <tt>:order</tt> passed in. You can also add
- # <tt>:date_separator</tt>, <tt>:datetime_separator</tt> and <tt>:time_separator</tt> keys to the +options+ to
- # control visual display of the elements.
- #
- # If anything is passed in the html_options hash it will be applied to every select tag in the set.
- #
- # my_date_time = Time.now + 4.days
- #
- # # Generates a datetime select that defaults to the datetime in my_date_time (four days after today).
- # select_datetime(my_date_time)
- #
- # # Generates a datetime select that defaults to today (no specified datetime)
- # select_datetime()
- #
- # # Generates a datetime select that defaults to the datetime in my_date_time (four days after today)
- # # with the fields ordered year, month, day rather than month, day, year.
- # select_datetime(my_date_time, order: [:year, :month, :day])
- #
- # # Generates a datetime select that defaults to the datetime in my_date_time (four days after today)
- # # with a '/' between each date field.
- # select_datetime(my_date_time, date_separator: '/')
- #
- # # Generates a datetime select that defaults to the datetime in my_date_time (four days after today)
- # # with a date fields separated by '/', time fields separated by '' and the date and time fields
- # # separated by a comma (',').
- # select_datetime(my_date_time, date_separator: '/', time_separator: '', datetime_separator: ',')
- #
- # # Generates a datetime select that discards the type of the field and defaults to the datetime in
- # # my_date_time (four days after today)
- # select_datetime(my_date_time, discard_type: true)
- #
- # # Generate a datetime field with hours in the AM/PM format
- # select_datetime(my_date_time, ampm: true)
- #
- # # Generates a datetime select that defaults to the datetime in my_date_time (four days after today)
- # # prefixed with 'payday' rather than 'date'
- # select_datetime(my_date_time, prefix: 'payday')
- #
- # # Generates a datetime select with a custom prompt. Use <tt>prompt: true</tt> for generic prompts.
- # select_datetime(my_date_time, prompt: {day: 'Choose day', month: 'Choose month', year: 'Choose year'})
- # select_datetime(my_date_time, prompt: {hour: true}) # generic prompt for hours
- # select_datetime(my_date_time, prompt: true) # generic prompts for all
- def select_datetime(datetime = Time.current, options = {}, html_options = {})
- DateTimeSelector.new(datetime, options, html_options).select_datetime
- end
-
- # Returns a set of html select-tags (one for year, month, and day) pre-selected with the +date+.
- # It's possible to explicitly set the order of the tags using the <tt>:order</tt> option with an array of
- # symbols <tt>:year</tt>, <tt>:month</tt> and <tt>:day</tt> in the desired order.
- # If the array passed to the <tt>:order</tt> option does not contain all the three symbols, all tags will be hidden.
- #
- # If anything is passed in the html_options hash it will be applied to every select tag in the set.
- #
- # my_date = Time.now + 6.days
- #
- # # Generates a date select that defaults to the date in my_date (six days after today).
- # select_date(my_date)
- #
- # # Generates a date select that defaults to today (no specified date).
- # select_date()
- #
- # # Generates a date select that defaults to the date in my_date (six days after today)
- # # with the fields ordered year, month, day rather than month, day, year.
- # select_date(my_date, order: [:year, :month, :day])
- #
- # # Generates a date select that discards the type of the field and defaults to the date in
- # # my_date (six days after today).
- # select_date(my_date, discard_type: true)
- #
- # # Generates a date select that defaults to the date in my_date,
- # # which has fields separated by '/'.
- # select_date(my_date, date_separator: '/')
- #
- # # Generates a date select that defaults to the datetime in my_date (six days after today)
- # # prefixed with 'payday' rather than 'date'.
- # select_date(my_date, prefix: 'payday')
- #
- # # Generates a date select with a custom prompt. Use <tt>prompt: true</tt> for generic prompts.
- # select_date(my_date, prompt: {day: 'Choose day', month: 'Choose month', year: 'Choose year'})
- # select_date(my_date, prompt: {hour: true}) # generic prompt for hours
- # select_date(my_date, prompt: true) # generic prompts for all
- def select_date(date = Date.current, options = {}, html_options = {})
- DateTimeSelector.new(date, options, html_options).select_date
- end
-
- # Returns a set of html select-tags (one for hour and minute).
- # You can set <tt>:time_separator</tt> key to format the output, and
- # the <tt>:include_seconds</tt> option to include an input for seconds.
- #
- # If anything is passed in the html_options hash it will be applied to every select tag in the set.
- #
- # my_time = Time.now + 5.days + 7.hours + 3.minutes + 14.seconds
- #
- # # Generates a time select that defaults to the time in my_time.
- # select_time(my_time)
- #
- # # Generates a time select that defaults to the current time (no specified time).
- # select_time()
- #
- # # Generates a time select that defaults to the time in my_time,
- # # which has fields separated by ':'.
- # select_time(my_time, time_separator: ':')
- #
- # # Generates a time select that defaults to the time in my_time,
- # # that also includes an input for seconds.
- # select_time(my_time, include_seconds: true)
- #
- # # Generates a time select that defaults to the time in my_time, that has fields
- # # separated by ':' and includes an input for seconds.
- # select_time(my_time, time_separator: ':', include_seconds: true)
- #
- # # Generate a time select field with hours in the AM/PM format
- # select_time(my_time, ampm: true)
- #
- # # Generates a time select field with hours that range from 2 to 14
- # select_time(my_time, start_hour: 2, end_hour: 14)
- #
- # # Generates a time select with a custom prompt. Use <tt>:prompt</tt> to true for generic prompts.
- # select_time(my_time, prompt: {day: 'Choose day', month: 'Choose month', year: 'Choose year'})
- # select_time(my_time, prompt: {hour: true}) # generic prompt for hours
- # select_time(my_time, prompt: true) # generic prompts for all
- def select_time(datetime = Time.current, options = {}, html_options = {})
- DateTimeSelector.new(datetime, options, html_options).select_time
- end
-
- # Returns a select tag with options for each of the seconds 0 through 59 with the current second selected.
- # The <tt>datetime</tt> can be either a +Time+ or +DateTime+ object or an integer.
- # Override the field name using the <tt>:field_name</tt> option, 'second' by default.
- #
- # my_time = Time.now + 16.minutes
- #
- # # Generates a select field for seconds that defaults to the seconds for the time in my_time.
- # select_second(my_time)
- #
- # # Generates a select field for seconds that defaults to the number given.
- # select_second(33)
- #
- # # Generates a select field for seconds that defaults to the seconds for the time in my_time
- # # that is named 'interval' rather than 'second'.
- # select_second(my_time, field_name: 'interval')
- #
- # # Generates a select field for seconds with a custom prompt. Use <tt>prompt: true</tt> for a
- # # generic prompt.
- # select_second(14, prompt: 'Choose seconds')
- def select_second(datetime, options = {}, html_options = {})
- DateTimeSelector.new(datetime, options, html_options).select_second
- end
-
- # Returns a select tag with options for each of the minutes 0 through 59 with the current minute selected.
- # Also can return a select tag with options by <tt>minute_step</tt> from 0 through 59 with the 00 minute
- # selected. The <tt>datetime</tt> can be either a +Time+ or +DateTime+ object or an integer.
- # Override the field name using the <tt>:field_name</tt> option, 'minute' by default.
- #
- # my_time = Time.now + 6.hours
- #
- # # Generates a select field for minutes that defaults to the minutes for the time in my_time.
- # select_minute(my_time)
- #
- # # Generates a select field for minutes that defaults to the number given.
- # select_minute(14)
- #
- # # Generates a select field for minutes that defaults to the minutes for the time in my_time
- # # that is named 'moment' rather than 'minute'.
- # select_minute(my_time, field_name: 'moment')
- #
- # # Generates a select field for minutes with a custom prompt. Use <tt>prompt: true</tt> for a
- # # generic prompt.
- # select_minute(14, prompt: 'Choose minutes')
- def select_minute(datetime, options = {}, html_options = {})
- DateTimeSelector.new(datetime, options, html_options).select_minute
- end
-
- # Returns a select tag with options for each of the hours 0 through 23 with the current hour selected.
- # The <tt>datetime</tt> can be either a +Time+ or +DateTime+ object or an integer.
- # Override the field name using the <tt>:field_name</tt> option, 'hour' by default.
- #
- # my_time = Time.now + 6.hours
- #
- # # Generates a select field for hours that defaults to the hour for the time in my_time.
- # select_hour(my_time)
- #
- # # Generates a select field for hours that defaults to the number given.
- # select_hour(13)
- #
- # # Generates a select field for hours that defaults to the hour for the time in my_time
- # # that is named 'stride' rather than 'hour'.
- # select_hour(my_time, field_name: 'stride')
- #
- # # Generates a select field for hours with a custom prompt. Use <tt>prompt: true</tt> for a
- # # generic prompt.
- # select_hour(13, prompt: 'Choose hour')
- #
- # # Generate a select field for hours in the AM/PM format
- # select_hour(my_time, ampm: true)
- #
- # # Generates a select field that includes options for hours from 2 to 14.
- # select_hour(my_time, start_hour: 2, end_hour: 14)
- def select_hour(datetime, options = {}, html_options = {})
- DateTimeSelector.new(datetime, options, html_options).select_hour
- end
-
- # Returns a select tag with options for each of the days 1 through 31 with the current day selected.
- # The <tt>date</tt> can also be substituted for a day number.
- # If you want to display days with a leading zero set the <tt>:use_two_digit_numbers</tt> key in +options+ to true.
- # Override the field name using the <tt>:field_name</tt> option, 'day' by default.
- #
- # my_date = Time.now + 2.days
- #
- # # Generates a select field for days that defaults to the day for the date in my_date.
- # select_day(my_time)
- #
- # # Generates a select field for days that defaults to the number given.
- # select_day(5)
- #
- # # Generates a select field for days that defaults to the number given, but displays it with two digits.
- # select_day(5, use_two_digit_numbers: true)
- #
- # # Generates a select field for days that defaults to the day for the date in my_date
- # # that is named 'due' rather than 'day'.
- # select_day(my_time, field_name: 'due')
- #
- # # Generates a select field for days with a custom prompt. Use <tt>prompt: true</tt> for a
- # # generic prompt.
- # select_day(5, prompt: 'Choose day')
- def select_day(date, options = {}, html_options = {})
- DateTimeSelector.new(date, options, html_options).select_day
- end
-
- # Returns a select tag with options for each of the months January through December with the current month
- # selected. The month names are presented as keys (what's shown to the user) and the month numbers (1-12) are
- # used as values (what's submitted to the server). It's also possible to use month numbers for the presentation
- # instead of names -- set the <tt>:use_month_numbers</tt> key in +options+ to true for this to happen. If you
- # want both numbers and names, set the <tt>:add_month_numbers</tt> key in +options+ to true. If you would prefer
- # to show month names as abbreviations, set the <tt>:use_short_month</tt> key in +options+ to true. If you want
- # to use your own month names, set the <tt>:use_month_names</tt> key in +options+ to an array of 12 month names.
- # If you want to display months with a leading zero set the <tt>:use_two_digit_numbers</tt> key in +options+ to true.
- # Override the field name using the <tt>:field_name</tt> option, 'month' by default.
- #
- # # Generates a select field for months that defaults to the current month that
- # # will use keys like "January", "March".
- # select_month(Date.today)
- #
- # # Generates a select field for months that defaults to the current month that
- # # is named "start" rather than "month".
- # select_month(Date.today, field_name: 'start')
- #
- # # Generates a select field for months that defaults to the current month that
- # # will use keys like "1", "3".
- # select_month(Date.today, use_month_numbers: true)
- #
- # # Generates a select field for months that defaults to the current month that
- # # will use keys like "1 - January", "3 - March".
- # select_month(Date.today, add_month_numbers: true)
- #
- # # Generates a select field for months that defaults to the current month that
- # # will use keys like "Jan", "Mar".
- # select_month(Date.today, use_short_month: true)
- #
- # # Generates a select field for months that defaults to the current month that
- # # will use keys like "Januar", "Marts."
- # select_month(Date.today, use_month_names: %w(Januar Februar Marts ...))
- #
- # # Generates a select field for months that defaults to the current month that
- # # will use keys with two digit numbers like "01", "03".
- # select_month(Date.today, use_two_digit_numbers: true)
- #
- # # Generates a select field for months with a custom prompt. Use <tt>prompt: true</tt> for a
- # # generic prompt.
- # select_month(14, prompt: 'Choose month')
- def select_month(date, options = {}, html_options = {})
- DateTimeSelector.new(date, options, html_options).select_month
- end
-
- # Returns a select tag with options for each of the five years on each side of the current, which is selected.
- # The five year radius can be changed using the <tt>:start_year</tt> and <tt>:end_year</tt> keys in the
- # +options+. Both ascending and descending year lists are supported by making <tt>:start_year</tt> less than or
- # greater than <tt>:end_year</tt>. The <tt>date</tt> can also be substituted for a year given as a number.
- # Override the field name using the <tt>:field_name</tt> option, 'year' by default.
- #
- # # Generates a select field for years that defaults to the current year that
- # # has ascending year values.
- # select_year(Date.today, start_year: 1992, end_year: 2007)
- #
- # # Generates a select field for years that defaults to the current year that
- # # is named 'birth' rather than 'year'.
- # select_year(Date.today, field_name: 'birth')
- #
- # # Generates a select field for years that defaults to the current year that
- # # has descending year values.
- # select_year(Date.today, start_year: 2005, end_year: 1900)
- #
- # # Generates a select field for years that defaults to the year 2006 that
- # # has ascending year values.
- # select_year(2006, start_year: 2000, end_year: 2010)
- #
- # # Generates a select field for years with a custom prompt. Use <tt>prompt: true</tt> for a
- # # generic prompt.
- # select_year(14, prompt: 'Choose year')
- def select_year(date, options = {}, html_options = {})
- DateTimeSelector.new(date, options, html_options).select_year
- end
-
- # Returns an html time tag for the given date or time.
- #
- # time_tag Date.today # =>
- # <time datetime="2010-11-04">November 04, 2010</time>
- # time_tag Time.now # =>
- # <time datetime="2010-11-04T17:55:45+01:00">November 04, 2010 17:55</time>
- # time_tag Date.yesterday, 'Yesterday' # =>
- # <time datetime="2010-11-03">Yesterday</time>
- # time_tag Date.today, pubdate: true # =>
- # <time datetime="2010-11-04" pubdate="pubdate">November 04, 2010</time>
- # time_tag Date.today, datetime: Date.today.strftime('%G-W%V') # =>
- # <time datetime="2010-W44">November 04, 2010</time>
- #
- # <%= time_tag Time.now do %>
- # <span>Right now</span>
- # <% end %>
- # # => <time datetime="2010-11-04T17:55:45+01:00"><span>Right now</span></time>
- def time_tag(date_or_time, *args, &block)
- options = args.extract_options!
- format = options.delete(:format) || :long
- content = args.first || I18n.l(date_or_time, :format => format)
- datetime = date_or_time.acts_like?(:time) ? date_or_time.xmlschema : date_or_time.iso8601
-
- content_tag(:time, content, options.reverse_merge(:datetime => datetime), &block)
- end
- end
-
- class DateTimeSelector #:nodoc:
- include ActionView::Helpers::TagHelper
-
- DEFAULT_PREFIX = 'date'.freeze
- POSITION = {
- :year => 1, :month => 2, :day => 3, :hour => 4, :minute => 5, :second => 6
- }.freeze
-
- AMPM_TRANSLATION = Hash[
- [[0, "12 AM"], [1, "01 AM"], [2, "02 AM"], [3, "03 AM"],
- [4, "04 AM"], [5, "05 AM"], [6, "06 AM"], [7, "07 AM"],
- [8, "08 AM"], [9, "09 AM"], [10, "10 AM"], [11, "11 AM"],
- [12, "12 PM"], [13, "01 PM"], [14, "02 PM"], [15, "03 PM"],
- [16, "04 PM"], [17, "05 PM"], [18, "06 PM"], [19, "07 PM"],
- [20, "08 PM"], [21, "09 PM"], [22, "10 PM"], [23, "11 PM"]]
- ].freeze
-
- def initialize(datetime, options = {}, html_options = {})
- @options = options.dup
- @html_options = html_options.dup
- @datetime = datetime
- @options[:datetime_separator] ||= ' &mdash; '
- @options[:time_separator] ||= ' : '
- end
-
- def select_datetime
- order = date_order.dup
- order -= [:hour, :minute, :second]
- @options[:discard_year] ||= true unless order.include?(:year)
- @options[:discard_month] ||= true unless order.include?(:month)
- @options[:discard_day] ||= true if @options[:discard_month] || !order.include?(:day)
- @options[:discard_minute] ||= true if @options[:discard_hour]
- @options[:discard_second] ||= true unless @options[:include_seconds] && !@options[:discard_minute]
-
- set_day_if_discarded
-
- if @options[:tag] && @options[:ignore_date]
- select_time
- else
- [:day, :month, :year].each { |o| order.unshift(o) unless order.include?(o) }
- order += [:hour, :minute, :second] unless @options[:discard_hour]
-
- build_selects_from_types(order)
- end
- end
-
- def select_date
- order = date_order.dup
-
- @options[:discard_hour] = true
- @options[:discard_minute] = true
- @options[:discard_second] = true
-
- @options[:discard_year] ||= true unless order.include?(:year)
- @options[:discard_month] ||= true unless order.include?(:month)
- @options[:discard_day] ||= true if @options[:discard_month] || !order.include?(:day)
-
- set_day_if_discarded
-
- [:day, :month, :year].each { |o| order.unshift(o) unless order.include?(o) }
-
- build_selects_from_types(order)
- end
-
- def select_time
- order = []
-
- @options[:discard_month] = true
- @options[:discard_year] = true
- @options[:discard_day] = true
- @options[:discard_second] ||= true unless @options[:include_seconds]
-
- order += [:year, :month, :day] unless @options[:ignore_date]
-
- order += [:hour, :minute]
- order << :second if @options[:include_seconds]
-
- build_selects_from_types(order)
- end
-
- def select_second
- if @options[:use_hidden] || @options[:discard_second]
- build_hidden(:second, sec) if @options[:include_seconds]
- else
- build_options_and_select(:second, sec)
- end
- end
-
- def select_minute
- if @options[:use_hidden] || @options[:discard_minute]
- build_hidden(:minute, min)
- else
- build_options_and_select(:minute, min, :step => @options[:minute_step])
- end
- end
-
- def select_hour
- if @options[:use_hidden] || @options[:discard_hour]
- build_hidden(:hour, hour)
- else
- options = {}
- options[:ampm] = @options[:ampm] || false
- options[:start] = @options[:start_hour] || 0
- options[:end] = @options[:end_hour] || 23
- build_options_and_select(:hour, hour, options)
- end
- end
-
- def select_day
- if @options[:use_hidden] || @options[:discard_day]
- build_hidden(:day, day || 1)
- else
- build_options_and_select(:day, day, :start => 1, :end => 31, :leading_zeros => false, :use_two_digit_numbers => @options[:use_two_digit_numbers])
- end
- end
-
- def select_month
- if @options[:use_hidden] || @options[:discard_month]
- build_hidden(:month, month || 1)
- else
- month_options = []
- 1.upto(12) do |month_number|
- options = { :value => month_number }
- options[:selected] = "selected" if month == month_number
- month_options << content_tag(:option, month_name(month_number), options) + "\n"
- end
- build_select(:month, month_options.join)
- end
- end
-
- def select_year
- if !@datetime || @datetime == 0
- val = '1'
- middle_year = Date.today.year
- else
- val = middle_year = year
- end
-
- if @options[:use_hidden] || @options[:discard_year]
- build_hidden(:year, val)
- else
- options = {}
- options[:start] = @options[:start_year] || middle_year - 5
- options[:end] = @options[:end_year] || middle_year + 5
- options[:step] = options[:start] < options[:end] ? 1 : -1
- options[:leading_zeros] = false
- options[:max_years_allowed] = @options[:max_years_allowed] || 1000
-
- if (options[:end] - options[:start]).abs > options[:max_years_allowed]
- raise ArgumentError, "There are too many years options to be built. Are you sure you haven't mistyped something? You can provide the :max_years_allowed parameter."
- end
-
- build_options_and_select(:year, val, options)
- end
- end
-
- private
- %w( sec min hour day month year ).each do |method|
- define_method(method) do
- @datetime.kind_of?(Numeric) ? @datetime : @datetime.send(method) if @datetime
- end
- end
-
- # If the day is hidden, the day should be set to the 1st so all month and year choices are
- # valid. Otherwise, February 31st or February 29th, 2011 can be selected, which are invalid.
- def set_day_if_discarded
- if @datetime && @options[:discard_day]
- @datetime = @datetime.change(:day => 1)
- end
- end
-
- # Returns translated month names, but also ensures that a custom month
- # name array has a leading nil element.
- def month_names
- @month_names ||= begin
- month_names = @options[:use_month_names] || translated_month_names
- month_names.unshift(nil) if month_names.size < 13
- month_names
- end
- end
-
- # Returns translated month names.
- # => [nil, "January", "February", "March",
- # "April", "May", "June", "July",
- # "August", "September", "October",
- # "November", "December"]
- #
- # If <tt>:use_short_month</tt> option is set
- # => [nil, "Jan", "Feb", "Mar", "Apr", "May", "Jun",
- # "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"]
- def translated_month_names
- key = @options[:use_short_month] ? :'date.abbr_month_names' : :'date.month_names'
- I18n.translate(key, :locale => @options[:locale])
- end
-
- # Lookup month name for number.
- # month_name(1) => "January"
- #
- # If <tt>:use_month_numbers</tt> option is passed
- # month_name(1) => 1
- #
- # If <tt>:use_two_month_numbers</tt> option is passed
- # month_name(1) => '01'
- #
- # If <tt>:add_month_numbers</tt> option is passed
- # month_name(1) => "1 - January"
- def month_name(number)
- if @options[:use_month_numbers]
- number
- elsif @options[:use_two_digit_numbers]
- sprintf "%02d", number
- elsif @options[:add_month_numbers]
- "#{number} - #{month_names[number]}"
- else
- month_names[number]
- end
- end
-
- def date_order
- @date_order ||= @options[:order] || translated_date_order
- end
-
- def translated_date_order
- date_order = I18n.translate(:'date.order', :locale => @options[:locale], :default => [])
- date_order = date_order.map { |element| element.to_sym }
-
- forbidden_elements = date_order - [:year, :month, :day]
- if forbidden_elements.any?
- raise StandardError,
- "#{@options[:locale]}.date.order only accepts :year, :month and :day"
- end
-
- date_order
- end
-
- # Build full select tag from date type and options.
- def build_options_and_select(type, selected, options = {})
- build_select(type, build_options(selected, options))
- end
-
- # Build select option html from date value and options.
- # build_options(15, start: 1, end: 31)
- # => "<option value="1">1</option>
- # <option value="2">2</option>
- # <option value="3">3</option>..."
- #
- # If <tt>use_two_digit_numbers: true</tt> option is passed
- # build_options(15, start: 1, end: 31, use_two_digit_numbers: true)
- # => "<option value="1">01</option>
- # <option value="2">02</option>
- # <option value="3">03</option>..."
- #
- # If <tt>:step</tt> options is passed
- # build_options(15, start: 1, end: 31, step: 2)
- # => "<option value="1">1</option>
- # <option value="3">3</option>
- # <option value="5">5</option>..."
- def build_options(selected, options = {})
- options = {
- leading_zeros: true, ampm: false, use_two_digit_numbers: false
- }.merge!(options)
-
- start = options.delete(:start) || 0
- stop = options.delete(:end) || 59
- step = options.delete(:step) || 1
- leading_zeros = options.delete(:leading_zeros)
-
- select_options = []
- start.step(stop, step) do |i|
- value = leading_zeros ? sprintf("%02d", i) : i
- tag_options = { :value => value }
- tag_options[:selected] = "selected" if selected == i
- text = options[:use_two_digit_numbers] ? sprintf("%02d", i) : value
- text = options[:ampm] ? AMPM_TRANSLATION[i] : text
- select_options << content_tag(:option, text, tag_options)
- end
-
- (select_options.join("\n") + "\n").html_safe
- end
-
- # Builds select tag from date type and html select options.
- # build_select(:month, "<option value="1">January</option>...")
- # => "<select id="post_written_on_2i" name="post[written_on(2i)]">
- # <option value="1">January</option>...
- # </select>"
- def build_select(type, select_options_as_html)
- select_options = {
- :id => input_id_from_type(type),
- :name => input_name_from_type(type)
- }.merge!(@html_options)
- select_options[:disabled] = 'disabled' if @options[:disabled]
- select_options[:class] = type if @options[:with_css_classes]
-
- select_html = "\n"
- select_html << content_tag(:option, '', :value => '') + "\n" if @options[:include_blank]
- select_html << prompt_option_tag(type, @options[:prompt]) + "\n" if @options[:prompt]
- select_html << select_options_as_html
-
- (content_tag(:select, select_html.html_safe, select_options) + "\n").html_safe
- end
-
- # Builds a prompt option tag with supplied options or from default options.
- # prompt_option_tag(:month, prompt: 'Select month')
- # => "<option value="">Select month</option>"
- def prompt_option_tag(type, options)
- prompt = case options
- when Hash
- default_options = {:year => false, :month => false, :day => false, :hour => false, :minute => false, :second => false}
- default_options.merge!(options)[type.to_sym]
- when String
- options
- else
- I18n.translate(:"datetime.prompts.#{type}", :locale => @options[:locale])
- end
-
- prompt ? content_tag(:option, prompt, :value => '') : ''
- end
-
- # Builds hidden input tag for date part and value.
- # build_hidden(:year, 2008)
- # => "<input id="post_written_on_1i" name="post[written_on(1i)]" type="hidden" value="2008" />"
- def build_hidden(type, value)
- select_options = {
- :type => "hidden",
- :id => input_id_from_type(type),
- :name => input_name_from_type(type),
- :value => value
- }.merge!(@html_options.slice(:disabled))
- select_options[:disabled] = 'disabled' if @options[:disabled]
-
- tag(:input, select_options) + "\n".html_safe
- end
-
- # Returns the name attribute for the input tag.
- # => post[written_on(1i)]
- def input_name_from_type(type)
- prefix = @options[:prefix] || ActionView::Helpers::DateTimeSelector::DEFAULT_PREFIX
- prefix += "[#{@options[:index]}]" if @options.has_key?(:index)
-
- field_name = @options[:field_name] || type
- if @options[:include_position]
- field_name += "(#{ActionView::Helpers::DateTimeSelector::POSITION[type]}i)"
- end
-
- @options[:discard_type] ? prefix : "#{prefix}[#{field_name}]"
- end
-
- # Returns the id attribute for the input tag.
- # => "post_written_on_1i"
- def input_id_from_type(type)
- id = input_name_from_type(type).gsub(/([\[\(])|(\]\[)/, '_').gsub(/[\]\)]/, '')
- id = @options[:namespace] + '_' + id if @options[:namespace]
-
- id
- end
-
- # Given an ordering of datetime components, create the selection HTML
- # and join them with their appropriate separators.
- def build_selects_from_types(order)
- select = ''
- first_visible = order.find { |type| !@options[:"discard_#{type}"] }
- order.reverse.each do |type|
- separator = separator(type) unless type == first_visible # don't add before first visible field
- select.insert(0, separator.to_s + send("select_#{type}").to_s)
- end
- select.html_safe
- end
-
- # Returns the separator for a given datetime component.
- def separator(type)
- return "" if @options[:use_hidden]
-
- case type
- when :year, :month, :day
- @options[:"discard_#{type}"] ? "" : @options[:date_separator]
- when :hour
- (@options[:discard_year] && @options[:discard_day]) ? "" : @options[:datetime_separator]
- when :minute, :second
- @options[:"discard_#{type}"] ? "" : @options[:time_separator]
- end
- end
- end
-
- class FormBuilder
- # Wraps ActionView::Helpers::DateHelper#date_select for form builders:
- #
- # <%= form_for @person do |f| %>
- # <%= f.date_select :birth_date %>
- # <%= f.submit %>
- # <% end %>
- #
- # Please refer to the documentation of the base helper for details.
- def date_select(method, options = {}, html_options = {})
- @template.date_select(@object_name, method, objectify_options(options), html_options)
- end
-
- # Wraps ActionView::Helpers::DateHelper#time_select for form builders:
- #
- # <%= form_for @race do |f| %>
- # <%= f.time_select :average_lap %>
- # <%= f.submit %>
- # <% end %>
- #
- # Please refer to the documentation of the base helper for details.
- def time_select(method, options = {}, html_options = {})
- @template.time_select(@object_name, method, objectify_options(options), html_options)
- end
-
- # Wraps ActionView::Helpers::DateHelper#datetime_select for form builders:
- #
- # <%= form_for @person do |f| %>
- # <%= f.time_select :last_request_at %>
- # <%= f.submit %>
- # <% end %>
- #
- # Please refer to the documentation of the base helper for details.
- def datetime_select(method, options = {}, html_options = {})
- @template.datetime_select(@object_name, method, objectify_options(options), html_options)
- end
- end
- end
-end