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Contents
require 'mongoid'
require 'will_paginate/collection'
module WillPaginate
module Mongoid
module CriteriaMethods
def paginate(options = {})
extend CollectionMethods
@current_page = WillPaginate::PageNumber(options[:page] || @current_page || 1)
@page_multiplier = current_page - 1
@total_entries = options.delete(:total_entries)
pp = (options[:per_page] || per_page || WillPaginate.per_page).to_i
limit(pp).skip(@page_multiplier * pp)
end
def per_page(value = :non_given)
if value == :non_given
options[:limit] == 0 ? nil : options[:limit] # in new Mongoid versions a nil limit is saved as 0
else
limit(value)
end
end
def page(page)
paginate(:page => page)
end
end
module CollectionMethods
attr_reader :current_page
def total_entries
@total_entries ||= count
end
def total_pages
(total_entries / per_page.to_f).ceil
end
def offset
@page_multiplier * per_page
end
end
::Mongoid::Criteria.send(:include, CriteriaMethods)
end
end
Version data entries
8 entries across 7 versions & 2 rubygems