www.moparisthebest.com/plugins/date.rb

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module Octopress
module Date
# Returns a datetime if the input is a string
def datetime(date)
if date.class == String
date = Time.parse(date)
end
date
end
# Returns an ordidinal date eg July 22 2007 -> July 22nd 2007
def ordinalize(date)
date = datetime(date)
"#{date.strftime('%b')} #{ordinal(date.strftime('%e').to_i)}, #{date.strftime('%Y')}"
end
# Returns an ordinal number. 13 -> 13th, 21 -> 21st etc.
def ordinal(number)
if (11..13).include?(number.to_i % 100)
"#{number}<span>th</span>"
else
case number.to_i % 10
when 1; "#{number}<span>st</span>"
when 2; "#{number}<span>nd</span>"
when 3; "#{number}<span>rd</span>"
else "#{number}<span>th</span>"
end
end
end
end
end
module Jekyll
class Post
include Octopress::Date
attr_accessor :date_formatted
# Convert this post into a Hash for use in Liquid templates.
#
# Returns <Hash>
def to_liquid
format = self.site.config['date_format']
if format.nil? || format.empty? || format == "ordinal"
date_formatted = ordinalize(self.date)
else
date_formatted = self.date.strftime(format)
end
self.data.deep_merge({
"title" => self.data["title"] || self.slug.split('-').select {|w| w.capitalize! || w }.join(' '),
"url" => self.url,
"date" => self.date,
# Monkey patch
"date_formatted" => date_formatted,
"id" => self.id,
"categories" => self.categories,
"next" => self.next,
"previous" => self.previous,
"tags" => self.tags,
"content" => self.content })
end
end
end