PageHelper.cs :  » Content-Management-Systems-CMS » Kooboo » Everest » CmsServices » MvcHelper » 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 Everest.Library;
using Everest.CmsServices.Models;
using Everest.CmsServices.Providers;
using Everest.CmsServices.Services;

namespace Everest.CmsServices.MvcHelper{
    public class PageHelper
    {
        private CmsContext cmsContext;
        public PageHelper(CmsContext cmsContext)
        {
            this.cmsContext = cmsContext;
        }

        #region Obsolete method
        /// <summary>
        /// Gets the navigations.
        /// </summary>
        /// <param name="parentUUID">The parent UUID.</param>
        /// <returns></returns>
        [Obsolete("please use GetSubPages")]
        public IEnumerable<Cms_Page> GetNavigations(Guid? parentUUID)
        {
            return CachedData.GetSubPages(cmsContext.Cms_Application.ApplicationName, parentUUID);
        }
        /// <summary>
        /// Gets the top navigations.
        /// </summary>
        /// <returns></returns>
        [Obsolete("please use GetTopPages")]
        public IEnumerable<Cms_Page> GetTopNavigations()
        {
            return GetNavigations(null);
        }

        /// <summary>
        /// Gets the child pages.
        /// </summary>
        /// <returns></returns>
        [Obsolete("please use GetSubPages")]
        public IEnumerable<Cms_Page> GetSubNavigations()
        {
            return GetNavigations(cmsContext.Cms_Page.UUID);
        }

        /// <summary>
        /// Gets the parent navigation.
        /// </summary>
        /// <param name="pageUUID">The page UUID.</param>
        /// <returns></returns>
        [Obsolete("please use GetParentPage")]
        public Cms_Page GetParentNavigation(Guid pageUUID)
        {
            return CachedData.GetParentPage(pageUUID);
        }
        #endregion

        /// <summary>
        /// Gets the sub pages.
        /// </summary>
        /// <param name="parentUUID">The parent UUID.</param>
        /// <returns></returns>
        public IEnumerable<Cms_Page> GetSubPages(Guid? parentUUID)
        {
            return CachedData.GetSubPages(cmsContext.Cms_Application.ApplicationName, parentUUID);
        }

        /// <summary>
        /// Gets the top navigations.
        /// </summary>
        /// <returns></returns>
        public IEnumerable<Cms_Page> GetTopPages()
        {
            return GetSubPages(null);
        }

        /// <summary>
        /// Gets the sub pages of current page.
        /// </summary>
        /// <returns></returns>
        public IEnumerable<Cms_Page> GetSubPages()
        {
            return GetSubPages(cmsContext.Cms_Page.UUID);
        }

        /// <summary>
        /// Gets the parent page of current page.
        /// </summary>
        /// <returns></returns>
        public Cms_Page GetParentPage()
        {
            return GetParentPage(cmsContext.Cms_Page.UUID);
        }

        /// <summary>
        /// Gets the parent page.
        /// </summary>
        /// <param name="pageUUID">The page UUID.</param>
        /// <returns></returns>
        public Cms_Page GetParentPage(Guid pageUUID)
        {
            return CachedData.GetParentPage(pageUUID);
        }

        /// <summary>
        /// Gets the silbing pages.
        /// </summary>
        /// <returns></returns>
        public IEnumerable<Cms_Page> GetSiblingPages()
        {
            return GetSiblingPages(cmsContext.Cms_Page.UUID);
        }
        /// <summary>
        /// Gets the silbing pages.
        /// </summary>
        /// <param name="pageUUID">The page UUID.</param>
        /// <returns></returns>
        public IEnumerable<Cms_Page> GetSiblingPages(Guid pageUUID)
        {
            var parentPage = GetParentPage(pageUUID);
            Guid? parentUUID = null;
            if (parentPage != null)
            {
                parentUUID = parentPage.UUID;
            }
            //modifed by guoqi to include itself to the sibling pages.
            //return GetSubPages(parentUUID).Where(p => p.UUID != pageUUID);
            return GetSubPages(parentUUID);
        }
    }
}