84 lines
3.3 KiB
C#
84 lines
3.3 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Web;
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using WeiSha.Common;
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using Song.ServiceInterfaces;
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using VTemplate.Engine;
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using Song.Entities;
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namespace Song.Site
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{
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/// <summary>
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/// 留言板列表页
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/// </summary>
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public class MessageBoards : BasePage
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{
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//当前课程id
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private int couid = WeiSha.Common.Request.QueryString["couid"].Int32 ?? 0;
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//提交的信息
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private string msg = WeiSha.Common.Request.Form["msg"].String;
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protected override void InitPageTemplate(HttpContext context)
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{
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this.Document.SetValue("couid", couid);
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if (!string.IsNullOrWhiteSpace(msg))
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{
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Song.Entities.Accounts student = this.Account;
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if (student != null)
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{
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Song.Entities.MessageBoard mb = new MessageBoard();
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mb.Ac_ID = student.Ac_ID;
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mb.Ac_Name = student.Ac_Name;
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mb.Ac_Photo = student.Ac_Photo;
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mb.Mb_Content = msg;
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mb.Cou_ID = couid;
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mb.Mb_IsTheme = true;
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Business.Do<IMessageBoard>().ThemeAdd(mb);
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}
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}
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//留言板列表
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Tag noTag = this.Document.GetChildTagById("MessageBoard");
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if (noTag != null)
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{
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//每页多少条记录
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int size = int.Parse(noTag.Attributes.GetValue("size", "10"));
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//简介的输出长度
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int introlen = int.Parse(noTag.Attributes.GetValue("introlen", "200"));
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int index = WeiSha.Common.Request.QueryString["index"].Int32 ?? 1;
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int sum = 0;
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Song.Entities.MessageBoard[] msgBoards = Business.Do<IMessageBoard>().ThemePager(Organ.Org_ID, couid, false, true, "", size, index, out sum);
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foreach (Song.Entities.MessageBoard no in msgBoards)
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{
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if (string.IsNullOrWhiteSpace(no.Mb_Title))
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no.Mb_Title = ReplaceHtmlTag(no.Mb_Title, introlen);
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}
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this.Document.SetValue("msgBoards", msgBoards);
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//总页数
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int pageSum = (int)Math.Ceiling((double)sum / (double)size);
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int[] pageAmount = new int[pageSum];
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for (int i = 0; i < pageAmount.Length; i++)
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pageAmount[i] = i + 1;
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this.Document.SetValue("pageAmount", pageAmount);
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this.Document.SetValue("pageIndex", index);
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this.Document.SetValue("pageSize", size);
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}
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}
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/// <summary>
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/// 去除HTML标签，并返回指定长度
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/// </summary>
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/// <param name="html"></param>
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/// <param name="length"></param>
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/// <returns></returns>
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public string ReplaceHtmlTag(string html, int length = 0)
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{
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if (string.IsNullOrWhiteSpace(html)) return html;
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string strText = System.Text.RegularExpressions.Regex.Replace(html, "<[^>]+>", "");
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strText = System.Text.RegularExpressions.Regex.Replace(strText, "&[^;]+;", "");
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if (length > 0 && strText.Length > length)
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return strText.Substring(0, length);
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return strText;
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}
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}
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}
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