Class: AdminData::DateUtil

Inherits:
Object
  • Object
show all
Defined in:
lib/admin_data/date_util.rb

Class Method Summary collapse

Class Method Details

.parse(input) ⇒ Object

Usage:

parase(‘13-feb-2008’) # => time object parse(‘13-February-2008’) # => time object parse(‘13-February-2008’) # => time object parse(‘99-Feb-2008’) #=> false



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# File 'lib/admin_data/date_util.rb', line 20

def self.parse(input)
  return false if input.blank?

  input.strip!

  # remove all the white space characters
  input.gsub!(/\s/,'')

  return false if input.length < 9

  dd,mm,yyyy = input.split('-')
  return false if dd.nil? || mm.nil? || yyyy.nil?

  # month must be of atleast three characters
  return false if mm.length < 3

  mm = mm.downcase[0,3]

  months = {'jan' => 1, 'feb' => 2, 'mar' => 3, 'apr' => 4, 'may' => 5, 'jun' => 6,
            'jul' => 7, 'aug' => 8, 'sep' => 9, 'oct' => 10, 'nov' => 11, 'dec' => 12 }

  return false unless months.keys.include? mm

  mm = months[mm].to_i
  yyyy = yyyy.to_i
  dd = dd.to_i

  # validate date values
  begin
    Date.new(yyyy,mm,dd)
  rescue
    return false
  end

  Time.now.change(:year => yyyy, :month => mm, :day => dd, :hour => 0)
end

.valid?(input) ⇒ Boolean

returns a time object for the given input. validation is not done. It is assumed that client has done validation using .valid? method.

Returns:

  • (Boolean) 


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# File 'lib/admin_data/date_util.rb', line 9

def self.valid?(input)
  !!parse(input)
end