Module: Jekyll::RandomFilter

Defined in:
lib/jekyll-random.rb

Instance Method Summary collapse

Instance Method Details

#random_date(x, start_date = false, end_date = false) ⇒ Object 



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# File 'lib/jekyll-random.rb', line 27

def random_date(x, start_date=false, end_date=false)
   start_date = start_date ? Time.parse(start_date) : (Time.now - 60*60*24*100)
   end_date = end_date ? Time.parse(end_date) : Time.now

   Time.at(random_number(x, start_date.to_i, end_date.to_i))
end

#random_date_ago(x, days_ago = 100) ⇒ Object 



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# File 'lib/jekyll-random.rb', line 34

def random_date_ago(x, days_ago=100)
    Date.today.prev_day(random_number(x, 0, days_ago))
end

#random_item(x, items) ⇒ Object 



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# File 'lib/jekyll-random.rb', line 21

def random_item(x, items)
   index = random_number(x, 0, items.size)

   items[index]
end

#random_number(x, min = 0, max = 100, round = 0) ⇒ Object 



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# File 'lib/jekyll-random.rb', line 6

def random_number(x, min=0, max=100, round=0)
   value = ((x * x * Math::PI * Math::E * (max + 1) * (Math.sin(x) / Math.cos(x * x)) ) % (max + 1 - min)) + min

   value = value > max ? max : value
   value = value < min ? min : value

   if round != 0
     value = (('%.' + round.to_s + 'f') % value)
   else
     value = value.to_i
   end

   value
end