MultiparameterDateTime

Set a DateTime via two accessors, one for the date, one for the time

Installation

Add this line to your application's Gemfile:

gem 'multiparameter_date_time'

And then execute:

$ bundle

Or install it yourself as:

$ gem install multiparameter_date_time

Note that Ruby 2.x is required.

Usage

class Article < ActiveRecord::Base
  include MultiparameterDateTime

  multiparameter_date_time :publish_at
end

record = Article.new(
  :publish_at_date_part => '01/01/2001',
  :publish_at_time_part => '4:30 pm'
)

record.publish_at #=> Mon, 01 Jan 2001 16:30:00 +0000

record.publish_at_date_part = '2/3/2004'
record.publish_at #=> Tue, 03 Feb 2004 16:30:00 +0000

record = Article.new(
  :publish_at_date_part => '01/01/2001',
)

record.publish_at #=> :incomplete
record.publish_at_date_part #=> '01/01/2001'
record.publish_at_time_part #=> nil

record = Article.new(
  :publish_at_time_part => '09:30 am',
)

record.publish_at #=> :incomplete
record.publish_at_date_part #=> nil
record.publish_at_time_part #=> '09:30 am'

Configuring the date and time formats

In config/initializers/multiparameter_date_time.rb:

MultiparameterDateTime.date_format = '%-m/%-d/%0Y'
MultiparameterDateTime.time_format = '%-I:%0M %P'

Validating the multipart date time data

validates :published_at, presence: true, is_valid_multiparameter_date_time: true

Accessing the datetime error message used

IsValidMultiparameterDateTimeValidator.invalid_format_error_message

Contributing

Fork it
Create your feature branch (git checkout -b my-new-feature)
Commit your changes (git commit -am 'Added some feature')
Push to the branch (git push origin my-new-feature)
Create new Pull Request

Customizing the error message via I18n

This gem supports custom error messages using the I18n gem. There is one message key for a missing date part and another for a missing time part. Default messages are provided if you choose not to supply your own.

en:
  activerecord:
    errors:
      models:
        <your_model>:
          attributes:
            ended_at_time_part:
              blank: '<your message>'
            ended_at_date_part:
              blank: '<your message>'