ASP.NET动态生成静态页面(C#)

2024-07-10 13:07:28

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namespace bankaccount.test
{
/// <summary>
/// htmlwriter 的摘要说明。
/// </summary>

public class htmlwriter : system.web.ui.page
{
private system.data.sqlclient.sqldataadapter myadapter;
private system.data.sqlclient.sqlconnection myconn;
private system.data.datatable mydt;
private string strconn = configurationsettings.appsettings["cns"];

private void page_load(object sender, system.eventargs e)
{
   try
   {
    string sqlstr = "select cmp_description from company where cmp_number = '123567'";
    string cription="";
    mydt = new datatable();
    myconn = new sqlconnection(strconn);
    myconn.open();
    myadapter = new sqldataadapter(sqlstr,myconn);
    myadapter.fill(mydt);
    if(mydt.rows.count>0)
    {
     cription = mydt.rows[0]["cmp_description"].tostring();
    }
    string title = "这是动态生成的静态页面";
    string dhtml = "<!doctype html public /"-//w3c//dtd html 4.0 transitional//cn/"><html><head>"+
     "<meta http-equiv=/"content-type/" content=/"text/html; charset=gb2312/">"+
     "<title>"+ title +"</title></head><body topmargin=0>";
    dhtml += "<table width=760 valign=top border=1 cellspacing=1 cellpadding=0 align=center>"+
     "<tr><td height=5>"+ title +"</td></tr><tr><td height=200 align=center>"+ cription +"</td></tr></table>"+
     "</body></html>";
    string filename = datetime.now.tostring("yyyymmddhhmmss")+".html";//动态的文件名
    string filepath = server.mappath(@"/bankaccount/test/");
    string cname = datetime.now.year.tostring() + datetime.now.month.tostring();
    string filecreatepath = filepath + cname + @"/";//页面要保存的路径

    //动态生成的静态页面按年月保存本年本月的文件夹中
    if (directory.exists(filecreatepath)) //判断当月的文件夹是否存在，
    {
     //调用创建html静态页面方法
     create_html(filecreatepath+filename,dhtml);
    }
    else
    {
     //创建页面保存到的文件夹
     directoryinfo di = directory.createdirectory(filecreatepath);
     create_html(filecreatepath+filename,dhtml);
    }
   }
   catch(ioexception ex)
   {
    throw ex;
   }
}
private void create_html(string allfilename,string htmlcode)
{
   filestream createfile = new filestream(allfilename,filemode.createnew);
   streamwriter sw = new streamwriter(createfile);
   sw.writeline(htmlcode);//将拼好的html代码写入页面中
   sw.close();
   page.registerstartupscript("","<script>window.alert('the file created successfully.！')</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
}
}

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