Class: CulturalDates::DateTransform

Inherits:
Parslet::Transform
  • Object
show all
Defined in:
lib/cultural_dates/date_transform.rb

Class Method Summary collapse

Class Method Details

.regularize(date_obj) ⇒ Object 



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# File 'lib/cultural_dates/date_transform.rb', line 74

def regularize(date_obj)
  date_obj = regularize_era(date_obj)
  date_obj = regularize_century(date_obj)
  date_obj = regularize_decade(date_obj)
  date_obj = regularize_year(date_obj)
  date_obj = regularize_month(date_obj)
  date_obj = regularize_day(date_obj)
  date_obj
end

.to_edtf_date(d) ⇒ Object 



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# File 'lib/cultural_dates/date_transform.rb', line 39

def to_edtf_date(d)
 
 if d[:day]
   date = Date.new(d[:year],d[:month],d[:day])
   date.day_precision!
 elsif(d[:month])
   date = Date.new(d[:year],d[:month])
   date.unspecified! :day
 elsif(d[:year])
   if (d[:era] == "BCE")
     date = Date.new(d[:year]+1)
   else
     date = Date.new(d[:year])
   end
   date.unspecified! :month
   date.unspecified! :day
 elsif(d[:decade])
   date = Date.new(d[:decade])
   date.unspecified.year[3]= true 
   date.unspecified! :month
   date.unspecified! :day
 elsif(d[:century])
   c = d[:century] * 100
   c -=99 if (d[:era] == "BCE")
   date = Date.new(c)         
   date.unspecified.year[3]= true 
   date.unspecified.year[2]= true
   date.unspecified! :month
   date.unspecified! :day 
 end  
 date.uncertain! unless  d[:certainty]      
 date
end