CmsExtController.cs :  » Content-Management-Systems-CMS » Kooboo » Everest » CmsServices » Controllers » C# / CSharp Open Source

/*
Kooboo is a content management system based on ASP.NET MVC framework. Copyright 2009 Yardi Technology Limited.

This program is free software: you can redistribute it and/or modify it under the terms of the
GNU General Public License version 3 as published by the Free Software Foundation.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program.
If not, see http://www.kooboo.com/gpl3/.
*/
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Linq.Dynamic;

using Everest.Library.ExtensionMethod;
using System.Web.Mvc;
namespace Everest.CmsServices.Controllers{
    public class CmsExtController : Everest.Library.Mvc.ExtControllerBase
    {
        /// <summary>
        /// Ensures the paging.
        /// </summary>
        /// <param name="start">The start.</param>
        /// <param name="limit">The limit.</param>
        protected void EnsurePaging(out int start, out int limit)
        {
            start = 0;
            limit = 50;
            if (!StringExtensions.IsNullOrEmptyTrim(Request.Form["start"]))
            {
                start = int.Parse(Request.Form["start"]);
            }
            if (!StringExtensions.IsNullOrEmptyTrim(Request.Form["limit"]))
            {
                limit = int.Parse(Request.Form["limit"]);
            }
        }

        /// <summary>
        /// Orders the by request.
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="query">The query.</param>
        /// <returns></returns>
        protected IQueryable<T> OrderByRequest<T>(IQueryable<T> query)
        {
            if (!StringExtensions.IsNullOrEmptyTrim(Request.Form["sort"]))
            {
                query = query.OrderBy(GetOrderStatement());
            }
            return query;
        }
        protected IEnumerable<T> OrderByRequest<T>(IEnumerable<T> query)
        {
            if (!StringExtensions.IsNullOrEmptyTrim(Request.Form["sort"]))
            {
                query = query.OrderBy(GetOrderStatement());
            }
            return query;
        }
        protected string GetOrderStatement()
        {
            if (!StringExtensions.IsNullOrEmptyTrim(Request.Form["sort"]))
            {
                return string.Format("{0} {1}", Request.Form["sort"], Request.Form["dir"]);
            }
            return string.Empty;
        }

    }
}