Ruby 之Gem kaminari

分頁以及查詢

GemFile

# 資料查詢gem 'pacecar', '1.5.3' # 給模型添加實用的scopegem 'kaminari', '0.14.1' # 分頁支援

Models

scope :like_filter, lambda { |query|    if query.blank?      { :conditions => ['TRUE'] }    else      {        :conditions => [          'login like ? OR name like ? OR email = ? OR id = ?',          "%#{query}%", "%#{query}%", query, query        ]      }    end  }

Controller

@users = User.page(params[:page]).order('id DESC').like_filter(@query = params[:q])

index.html 

  = paginate @users