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.NET新聞發(fā)布生成靜態(tài)頁面并實現分頁

2019-11-17 04:16:52
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來源:轉載
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 1、靜態(tài)模板頁面 template.html,主要是定義了一些特殊字符,用來被替換。

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN""<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>$Title</title>
</head>
<body>
     <div style="width: 417px; height: 54px" align="center">
         <br />
     $Title</div>
     <div style="width: 417px; height: 8px">
         瀏覽<font color="red"><scr
ipt src="http://localhost/.Net/NewsFiles/ClickCount.aspx?NewsId=$NewsId"></script></font>次   $Time</div>
     <div style="width: 417px; height: 100px">
         $Content</div>
     <div style="width: 416px; height: 9px">
         $Pager</div>
     <div style="width: 416px; height: 8px">
     <form id="form1" action="../AddComment.aspx" style="margin:0px">
         <input id="Text1" type="text" /><Img id="Image1" src="../../UserInfo/CheckCode.aspx"/><br />
         <textarea   id="CommentContent" cols="20" rows="2"></textarea>
         <br />
         <input id="NewsId" type="hidden" value="$NewsId"/>
         <input id="Button1" type="submit" value="button" />
         <a href="../Display.aspx?NewsId=$NewsId">查看更多評論</a></form>
         </div>
</body>
</html>

2、前態(tài)頁面 NewsAdd.aspx,就是一個表單,用來填寫新聞的標題和內容。

<%...@ Page Language="C#" AutoEventWireup="false" validateRequest="false" CodeFile="NewsAdd.aspx.cs" Inherits="NewsAdd.Admin_AdminPanel_NewsAdd" %>
<%...@ Register Tag<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "

<html xmlns="<head runat="server">
     <title>添加新聞</title>
</head>
<body>
     <form id="form1" runat="server">
     <div>
         <asp:Label ID="Label2" runat="server" Text="標題"></asp:Label>
         <asp:TextBox ID="Title" runat="server" Width="325px"></asp:TextBox><br />
         <asp:Label ID="Label1" runat="server" Text="內容"></asp:Label>
     <FCKeditorV2:FCKeditor id="Content" basePath="~/FCKeditor/"   runat="server" Height="400px" Width="70%"></FCKeditorV2:FCKeditor>
         <asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="Button" />
         <asp:Label ID="Message" runat="server" ></asp:Label></div>
     </form>
</body>
</html>

 

3、后臺頁面 NewsAdd.aspx.cs

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using
MySQLserver;
using System.IO;
using System.Text;
namespace NewsAdd
...{
     public partial class Admin_AdminPanel_NewsAdd : System.Web.UI.Page
     ...{
         protected void Page_Load(object sender, EventArgs e)
         ...{

         }
         protected void Button1_Click(object sender, EventArgs e)
         ...{
             string strDate = DateTime.Now.ToString("yyMMdd") + "/" + DateTime.Now.ToString("yyyymmddhhmmss");
             string strFileName = strDate + ".shtml";//存儲到數據庫
             string strTitle=Request.Form["Title"].ToString().Trim();//接收傳過來的標題
             string strContent=Request.Form["Content"].ToString().Trim();//接收傳過來的內容
             string[] content = strContent.Split(new Char[] ...{'|'});//對內容進行拆分,并保存到數組
             int upbound = content.Length;//數組的上限
             SqlServerDataBase db = new SqlServerDataBase();
             bool success = db.Insert("insert into inNews(Title,Content,FilePath)values('" + strTitle + "','" + strContent + "','" + strFileName + "')", null);
             //if (success)
                // Message.Text = "添加成功!";
             /**////////////////////////////創(chuàng)建當前日期的文件夾開始
             string dir = Server.MapPath("../../"+"NewsFiles/"+DateTime.Now.ToString("yyMMdd"));//用來生成文件夾
             if (!Directory.Exists(dir))
             ...{
                 Directory.CreateDirectory(dir);
             }
             /**////////////////////////////創(chuàng)建當前日期的文件夾結束
             try
             ...{
             for (int i = 0; i < content.Length; i++)
             ...{
             //string[] newContent = new string[4];//定義和html標記數目一致的數組
             StringBuilder strhtml = new StringBuilder();

                 //創(chuàng)建StreamReader對象
                 using (StreamReader sr = new StreamReader(Server.MapPath("../../" + "NewsFiles/") + "/template.html",Encoding.GetEncoding("gb2312")))
                 ...{
                     String oneline;
                     //讀取指定的HTML文件模板
                     while ((oneline = sr.ReadLine()) != null)
                     ...{
                         strhtml.Append(oneline);
                     }
                     sr.Close();
                 }

             //為標記數組賦值
             //SqlServerDataBase db = new SqlServerDataBase();
             DataSet ds = db.Select("select top 1 NewsId from inNews order by NewsId desc", null);//獲取id
             string strTable = "<table><tr><td>$upUrl</td><td>$Number</td><td>$downUrl</td></tr></table>";//上下頁表格,注意此處的$upUrl(上一頁),$Number(頁碼分頁),$downUrl(下一頁)
             //這三個是用來替換的。

                 string FilePath="";
                 strhtml = strhtml.Replace("$Title", strTitle);
                 strhtml = strhtml.Replace("$NewsId", ds.Tables[0].Rows[0]["NewsId"].ToString());
                 strhtml = strhtml.Replace("$Time", DateTime.Now.ToString("yyyy/MM/dd"));
                 strhtml = strhtml.Replace("$Content", content[i]);
                 string strNumber = "";//數字分頁1,2,3……
                 for (int m = 1; m <=upbound; m++)
                 ...{
                     if (m == 1)//如果是第一頁就顯示成這個樣子:20070524.shtml而不是20070524_1.shtml
                         strNumber = strNumber + " ["+"<a href=" + "../" + strDate + ".shtml" + ">" + m + "</a>"+"] ";
                     else
                     ...{
                         int n = m - 1;//第三頁的連接應該是20070524_2.shtml,以此類推
                         strNumber = strNumber + " [" +"<a href=" + "../" + strDate + "_" + n + ".shtml" + ">" +   m + "</a>"+"] ";
                     }
                 }
                     if (upbound == 0)//如果沒有分頁,就直接按日期時間保存
                     ...{
                         FilePath = Server.MapPath("../../") + "NewsFiles" + "http://" + strDate + ".shtml";
                         strhtml = strhtml.Replace("$Pager", "");
                     }
                     else//否則按20070524.shtml、20070524_1.shtml 這種效果保存
                     ...{
                         if (i == 0)
                             FilePath = Server.MapPath("../../") + "NewsFiles" + "http://" + strDate + ".shtml";
                         else
                             FilePath = Server.MapPath("../../") + "NewsFiles" + "http://" + strDate + "_" + i + ".shtml";
                       
                         if (i == 0)//第一頁不顯示上一頁
                             strTable = strTable.Replace("$upUrl", "");

                         if (i <= 1)//上一頁分頁
                             strTable = strTable.Replace("$upUrl", "<a href=" + "../" + strDate + ".shtml" + ">上一頁</a>");
                         else
                         ...{
                             int p = i - 1;
                             strTable = strTable.Replace("$upUrl", "<a href=" + "../" + strDate + "_" + p + ".shtml" + ">上一頁</a>");
                         }
                       
                         if(upbound==1)//如果只有一頁,則不顯示頁碼
                         //strNumber="";
                         strTable = strTable.Replace("$Number", "");
                         else
                         strTable = strTable.Replace("$Number", strNumber);//頁碼替換
                         /**/////////////////////////
                         if(i==upbound-1)//最后一頁不顯示下一頁
                             strTable = strTable.Replace("$downUrl", "");

                         if (i != upbound - 1)//下一頁分頁
                         ...{
                             int q = i + 1;
                             strTable = strTable.Replace("$downUrl", "<a href=" + "../" + strDate + "_" + q + ".shtml" + ">下一頁</a>");
                         }
                         else
                         ...{
                             int j = upbound - 1;
                             strTable = strTable.Replace("$downUrl", "<a href=" + "../" + strDate + "_" + j + ".shtml" + ">下一頁</a>");
                         }

                         strhtml = strhtml.Replace("$Pager", strTable);
                     }
                 //創(chuàng)建文件信息對象--------------------------------------------
                 FileInfo finfo = new FileInfo(FilePath);
                 //以打開或者寫入的形式創(chuàng)建文件流
                 using (FileStream fs = finfo.OpenWrite())
                 ...{
                     //根據上面創(chuàng)建的文件流創(chuàng)建寫數據流
                     StreamWriter sw = new StreamWriter(fs, System.Text.Encoding.Default);
                     //把新的內容寫到創(chuàng)建的HTML頁面中
                     sw.WriteLine(strhtml);
                     sw.Flush();
                     sw.Close();
                 }
             }
         }
         catch (Exception err)
         ...{
             //輸出異常信息
             Response.Write(err.ToString());
         }
         }
}
}


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