生成静态文件的新闻系统核心代码（.net C#）(一)

2022-07-15 80酷酷网 80kuku.com

　　静态|新闻系统

在网上看了许多能生成静态页的新闻系统，但基于asp.net的系统极少，闲下时间来自己写了一个，发出来，大家一起研究，代码没做什么优化，只是实现了功能

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Data.OleDb;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Configuration;

namespace makehtmlfile
{
/// <summary>
/// makeallfiles 的摘要说明。
/// </summary>
public class makeallfiles : System.Web.UI.Page
{
  public string strcon;
  public OleDbConnection conn;
  public string strSQL;

  private void Page_Load(object sender, System.EventArgs e)
  {

   InitialPages();// 在此处放置用户代码以初始化页面
  }

  public void InitialPages()
  {
   strcon    = "provider=Microsoft.jet.OLEDB.4.0;data Source="+Server.MapPath(ConfigurationSettings.AppSettings["MDBpath2"])+";";//连接字符窜// 在此处放置用户代码以初始化页面
            strSQL = "select id,class1id,class2id from news order by id desc";
   MakeAreaForShow();
   ReadNewsForWriteFileUserDataReader();      //同过DataReader来读取数据，
   //ReadNewsForWriteFileUserDataSet();      //将数据直接挂入DataSet中来读取，
  }
  /// <summary>
  /// 用来产生循环显示页面的区域，装载生成HTML页的ASPX页面的区域
  /// </summary>
  public void MakeAreaForShow()
  {
   Response.Write("<span id=showImport></span>");
   Response.Write("<IE:Download ID='oDownload' <summary>
  /// 通过DATAREADER来读取数据
  /// </summary>
  public void ReadNewsForWriteFileUserDataReader()
  {
   int              num        =   0   ;
   string           newsid     =   null;
   string           class1id   =   null;
   string           class2id   =   null;
   OleDbDataReader dr         =   null;
   OleDbConnection conn       =   new OleDbConnection(strcon);
   conn.Open();
   OleDbCommand     mycommand =   new OleDbCommand(strSQL,conn);
   dr                          =   mycommand.ExecuteReader();
   while(dr.Read())
   {
    newsid                  =   dr["id"].ToString();
    class1id                =   dr["class1id"].ToString();
    class2id                =   dr["class2id"].ToString();
               WriteJScript(newsid,class1id,class2id);
    num++;
   }
   dr.Close();
   conn.Close();
   Response.Write(num.ToString());

}

  /// <summary>
  /// 通过DATASET来读取数据
  /// </summary>
  public void ReadNewsForWriteFileUserDataSet()
  {
   DataSet          ds         =   new DataSet();
   int              num        =   0   ;
   string           newsid     =   null;
   string           class1id   =   null;
   string           class2id   =   null;

   OleDbConnection conn       =   new OleDbConnection(strcon);
   conn.Open();
   OleDbDataAdapter da         =   new OleDbDataAdapter(strSQL,conn);
   da.Fill(ds,"news");
   conn.Close();
   num                         =   ds.Tables["news"].Rows.Count;
   foreach(DataRow dr in ds.Tables["news"].Rows)
   {
    newsid     =    dr["id"].ToString();
    class1id   =    dr["class1id"].ToString();
    class2id   =    dr["class2id"].ToString();
    WriteJScript(newsid,class1id,class2id);
   }
   ds = null;
   Response.Write(num.ToString());

  }

  public void WriteJScript(string newsid,string class1id,string class2id)
  {
   Response.Write("<script>");
   Response.Write("function onDownloadDone(downDate)");
   Response.Write("{");
   Response.Write("showImport.innerHTML=downDate");
   Response.Write("}");
   Response.Write("oDownload.startDownload('makefile2.aspx?id=");
   Response.Write(newsid);
   Response.Write("&class1id=");
   Response.Write(class1id);
   Response.Write("&class2id=");
   Response.Write(class2id);
   Response.Write("',onDownloadDone)");
   Response.Write("</script>");
  }

  #region Web 窗体设计器生成的代码
  override protected void OnInit(EventArgs e)
  {
   //
   // CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
   //
   InitializeComponent();
   base.OnInit(e);
  }

  /// <summary>
  /// 设计器支持所需的方法 - 不要使用代码编辑器修改
  /// 此方法的内容。
  /// </summary>
  private void InitializeComponent()
  {
   this.Load += new System.EventHandler(this.Page_Load);

}
#endregion
}
}