Class: Wikidata::Property::Time

Inherits:
Base
  • Object
show all
Defined in:
lib/wikidata/property/time.rb

Constant Summary collapse

DATE_PRECISION = 
{
  0  => { key: nil, value: 1_000_000_000 * 365 * 24 * 3600 },
  1  => { key: nil, value: 100_000_000 * 365 * 24 * 3600 },
  2  => { key: nil, value: 10_000_000 * 365 * 24 * 3600 },
  3  => { key: nil, value: 1_000_000 * 365 * 24 * 3600 },
  4  => { key: nil, value: 100_000 * 365 * 24 * 3600 },
  5  => { key: nil, value: 10_000 * 365 * 24 * 3600 },
  6  => { key: nil, value: 1000 * 365 * 24 * 3600 },
  7  => { key: :century, value: 100 * 365 * 24 * 3600 },
  8  => { key: :decade, value: 10 * 365 * 24 * 3600 },
  9  => { key: :year, value: 365 * 24 * 3600 },
  10 => { key: :month, value: 30 * 24 * 3600 },
  11 => { key: :day, value: 24 * 3600 },
  12 => { key: nil, value: 3600 },
  13 => { key: nil, value: 60 },
  14 => { key: nil, value: 1 }
}.freeze
DAYS_IN_MONTH = 
{
  1 => 31,
  2 => 28,
  3 => 31,
  4 => 30,
  5 => 31,
  6 => 30,
  7 => 31,
  8 => 31,
  9 => 30,
  10 => 31,
  11 => 30,
  12 => 31
}

Instance Attribute Summary

Attributes inherited from Base

#property

Instance Method Summary collapse

Methods inherited from Base

#initialize, #value

Constructor Details

This class inherits a constructor from Wikidata::Property::Base

Instance Method Details

#after ⇒ Object 



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# File 'lib/wikidata/property/time.rb', line 60

def after
  value.after
end

#before ⇒ Object 



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# File 'lib/wikidata/property/time.rb', line 64

def before
  value.before
end

#date ⇒ Object 



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# File 'lib/wikidata/property/time.rb', line 37

def date
  return @_date if @_date
  d = Hash[[:year, :month, :day, :hour, :min, :sec].zip(
    value.time.scan(/(-?\d+)-(\d{2})-(\d{2})T(\d{2}):(\d{2}):(\d{2})/).first.map(&:to_i)
  )]
  [:month, :day].each do |k|
    d[k] = (d[k] == 0 ? 1 : d[k])
  end
  @_date ||= DateTime.new *d.values
end

#precision ⇒ Object 



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# File 'lib/wikidata/property/time.rb', line 52

def precision
  DATE_PRECISION[value.precision.to_i][:value]
end

#precision_key ⇒ Object 



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# File 'lib/wikidata/property/time.rb', line 56

def precision_key
  DATE_PRECISION[value.precision.to_i][:key]
end

#range ⇒ Object 



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# File 'lib/wikidata/property/time.rb', line 68

def range
  return @_range if @_range

  if before.to_i == 0 && after.to_i == 0 && precision_key
    send(:"#{precision_key}_range")
  else
    generic_range
  end
end

#timestamp ⇒ Object 



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# File 'lib/wikidata/property/time.rb', line 48

def timestamp
  date.to_time.utc.to_i
end