article.cs

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using System;
using System.Collections.Generic;
using System.Web;
using Castle.ActiveRecord;
using Castle.ActiveRecord.Queries;
using Castle.Components.Validator;
using NHibernate.Expression;
using System.Text.RegularExpressions;
using DNNLite.DesktopModules.Comment;

namespace DNNLite.DesktopModules.Article
{
    [ActiveRecord( DynamicUpdate=true  )]
    public class Article:
        ActiveRecordValidationBase<Article>
    {
        private int _ID;
        ///<summary>
        ///文章ID
        ///</summary>
        [PrimaryKey( PrimaryKeyType.Native)]
        public int Id
        {
            get { return _ID; }
            set { _ID = value; }
        }
        private string _TitleIntact;
        ///<summary>
        ///完整标题
        ///</summary>
        [Property("TitleIntact",NotNull=true ),ValidateNonEmpty("文章标题不能为空")]
        public string TitleIntact
        {
            get { return _TitleIntact; }
            set { _TitleIntact = value; }
        }
        private string _Subheading;
        ///<summary>
        ///副标题
        ///</summary>
        [Property("Subheading")]
        public string Subheading
        {
            get { return _Subheading; }
            set { _Subheading = value; }
        }
        private string _Author;
        ///<summary>
        ///作者
        ///</summary>
        [Property("Author")]
        public string Author
        {
            get { return _Author; }
            set { _Author = value; }
        }
        private string _CopyFrom;
        ///<summary>
        ///来源
        ///</summary>
        [Property("CopyFrom")]
        public string CopyFrom
        {
            get { return _CopyFrom; }
            set { _CopyFrom = value; }
        }
        private string _Keyword;
        ///<summary>
        ///关键字
        ///</summary>
        [Property("Keyword")]
        public string Keyword
        {
            get { return _Keyword; }
            set { _Keyword = value; }
        }
        private string _IncludePic;
        ///<summary>
        ///标题前缀  1--[图文]  2--[组图]  3--[推荐]  4--[注意]
        ///</summary>
        [Property("IncludePic")]
        public string IncludePic
        {
            get { return _IncludePic; }
            set { _IncludePic = value; }
        }
        private string _TitleFontColor;
        ///<summary>
        ///标题字体颜色
        ///</summary>
        [Property("TitleFontColor")]
        public string TitleFontColor
        {
            get { return _TitleFontColor; }
            set { _TitleFontColor = value; }
        }
        private string _TitleFontType;
        ///<summary>
        ///
        ///</summary>
        [Property("TitleFontType")]
        public string TitleFontType
        {
            get { return _TitleFontType; }
            set { _TitleFontType = value; }
        }
        private bool _ShowCommentLink;
        ///<summary>
        ///列表显示时是否在标题旁显示“评论”链接
        ///</summary>
        [Property("ShowCommentLink")]
        public bool ShowCommentLink
        {
            get { return _ShowCommentLink; }
            set { _ShowCommentLink = value; }
        }
        private string _Intro;
        ///<summary>
        ///简介
        ///</summary>
        [Property("Intro")]
        public string Intro
        {
            get { return _Intro; }
            set { _Intro = value; }
        }
        private string _PaginationType;
        ///<summary>
        ///内容分页方式  0--不分页  1--自动分页  2--手动分页
        ///</summary>
        [Property("PaginationType")]
        public string PaginationType
        {
            get { return _PaginationType; }
            set { _PaginationType = value; }
        }
        private int _MaxCharPerPage=100;
        ///<summary>
        ///自动分页时的每页大约字符数（包含HTML标记）
        ///</summary>
        [Property("MaxCharPerPage")]
        public int MaxCharPerPage
        {
            get { return _MaxCharPerPage; }
            set { _MaxCharPerPage = value; }
        }
        private string _Content;
        ///<summary>
        ///内容
        ///</summary>
        [Property("Content",Length=9000)]
        public string Content
        {
            get { return _Content; }
            set { _Content = value; }
        }
        private string _Stars;
        ///<summary>
        ///状态
        ///</summary>
        [Property("Stars")]
        public string Stars
        {
            get { return _Stars; }
            set { _Stars = value; }
        }


        private int _articleTabId;
        /// <summary>
        /// 文章所在页面
        /// </summary>
        [Property()]
        public int ArticleTabId { get { return _articleTabId; } set { _articleTabId=value  ;} }


        private string _linkUrl;
        /// <summary>
        /// 外部链接URL
        /// </summary>
        [Property()]
        public string LinkUrl
        {
            get { return _linkUrl; }
            set { _linkUrl = value; }
        }


        private string _aritcleKey;
        /// <summary>
        /// 唯一Key
        /// </summary>
        [Property(Update= false ,NotNull=true  )]
        public string AritcleKey
        {
            get { return _aritcleKey; }
            set { _aritcleKey = value; }
        }

        private DateTime _createTime;
        /// <summary>
        /// 添加时间
        /// </summary>
        [Property(Update=false)]
        public DateTime CreateTime
        {
            get { return _createTime; }
            set { _createTime = value; }
        }

        private DateTime _updateTime;
        /// <summary>
        /// 更新时间
        /// </summary>
        [Property()]
        public DateTime UpdateTime
        {
            get { return _updateTime; }
            set { _updateTime = value; }
        }

        //private IList<ArticleClass> _belongsClass=new List<ArticleClass >();
        ///// <summary>
        ///// 所属分类
        ///// </summary>
        //[HasAndBelongsToMany(typeof( ArticleClass ), Lazy = true, BatchSize = 10,
        //     ColumnKey = "Article", ColumnRef = "ArticleClass"
        //     , Table = "ArticleRefClass"
        //     )]
        //public IList<ArticleClass> BelongsClass
        //{
        //    get { return _belongsClass; }
        //    set { _belongsClass = value; }
        //}

        private string _img;

        /// <summary>
        /// 新闻图片，图片新闻用
        /// </summary>
        [Property()]
        public string Img
        {
            get { return _img; }
            set { _img = value; }
        }

        

        private bool _isTop;
        /// <summary>
        /// 是否置顶
        /// </summary>
        public bool IsTop
        {
            get { return _isTop; }
            set { _isTop = value; }
        }

        /// <summary>
        /// 实际用于保存是否置顶顺序的字段
        /// </summary>
        [Property("IsTop")]
        public byte TopSort
        {
            get { return (byte)(_isTop ? 1 : 0); }
            set { _isTop = (value == 1); }
        }

        private int _hits;

        /// <summary>
        /// 点击数
        /// </summary>
        [Property()]
        public int Hits
        {
            get { return _hits; }
            set { _hits = value; }
        }

        




        /// <summary>
        /// 文章链接
        /// </summary>
        public string ArticleUrl
        {
            get 
            {
                if (string.IsNullOrEmpty(_linkUrl))
                    return Comm.Comm.NavigateURL(_articleTabId,"ctl=" ,"articleid=" + _ID.ToString());
                else
                    return Comm.Comm.ResolveUrl(_linkUrl);
            }
        }

        /// <summary>
        /// 评论Key
        /// </summary>
        public string CommentKey
        {
            get 
            {
                return _aritcleKey  + "-" + _ID.ToString();
            }
        }


        #region "文章分页"

        public int GetPageCount()
        {
            if (_PaginationType == "0")
            {
                return 1;
            }
            if (_PaginationType == "1")
            {
                if (_MaxCharPerPage > 0)
                {
                    return (int)Math.Ceiling( ((double )_Content.Length)/_MaxCharPerPage  );
                }
            }
            if (_PaginationType == "2")
            {
                string pattern = "<div style=\"page-break-after: always\"><span style=\"display: none\">&nbsp;</span></div>";

                Regex r = new Regex(pattern, RegexOptions.Multiline | RegexOptions.IgnoreCase);
                return r.Matches(_Content).Count+1;

            }

            return 1;
        }

        public string GetContent(int pageno)
        {
            if (_PaginationType == "0")
            {
                return _Content;
            }
            if (_PaginationType == "1")
            {
                if (_MaxCharPerPage > 0)
                {
                    if ((pageno + 1) * _MaxCharPerPage < _Content.Length)
                    {
                        return _Content.Substring(pageno * _MaxCharPerPage, _MaxCharPerPage);
                    }
                    else
                    {
                        return _Content.Substring(pageno * _MaxCharPerPage);
                    }
                }
            }
            if (_PaginationType == "2")
            {
                string pattern = "<div style=\"page-break-after: always\"><span style=\"display: none\">&nbsp;</span></div>";

                Regex r = new Regex(pattern, RegexOptions.Multiline | RegexOptions.IgnoreCase);
                MatchCollection mc = r.Matches(_Content);

                if (mc.Count == 0) { return _Content; }
                
                if (pageno <= mc.Count)
                {
                    if (pageno == 0) { return _Content.Substring(0, mc[0].Index); }
                    if (pageno == mc.Count)
                    {
                        return
                        _Content.Substring(mc[pageno - 1].Index).Replace(pattern, "");
                    }
                    else
                    {
                        return
                        _Content.Substring(mc[pageno - 1].Index, mc[pageno].Index - mc[pageno - 1].Index).Replace(pattern, "");
                    }

                }


            }

            return "";
        }


        #endregion

        #region 增加点击数的JS
        /// <summary>
        /// 增加点击数的JS
        /// </summary>
        public string AddHitsScript
        {
            get 
            {
                string url= Comm.Comm.ResolveUrl("~/DesktopModules/Article/SetHits.aspx?articleid=" + _ID.ToString());

                return "<script src='"+url +"' type='text/javascript' ></script>";

            }
        }

        #endregion

        #region 获得点击数的JS
        /// <summary>
        /// 获取点击数的JS
        /// </summary>
        public string GetHitsScript
        {
            get
            {
                string url = Comm.Comm.ResolveUrl("~/DesktopModules/Article/GetHits.aspx?articleid=" + _ID.ToString());

                return "<script src='" + url + "' type='text/javascript' ></script>";

            }
        }

        #endregion

        

    }
}