require 'will_paginate/collection'
require 'will_paginate/per_page'

# http://www.desimcadam.com/archives/8
Array.class_eval do
  def paginate(options = {})
    raise ArgumentError, "parameter hash expected (got #{options.inspect})" unless Hash === options
    page     = options[:page] || 1
    per_page = options[:per_page] || WillPaginate.per_page
    total    = options[:total_entries] || self.length

    WillPaginate::Collection.create(page, per_page, total) do |pager|
      pager.replace self[pager.offset, pager.per_page].to_a
    end
  end
end