template.cs

ASP.NET 2.0动态网站设计实例源代码,本书介绍了ASP.NET2.0的基础知识

using System;
using System.Data;
using System.Configuration;
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 System.IO;

/// <summary>
/// Summary description for Template
/// </summary>
public class eTemplate
{
 public int TemplateID;
 public string TemplateName;
 public string TemplateURL;
 public string TemplateContent;

 private string ServerPath;
 private NewsDataTableAdapters.TemplateTableAdapter tbaTemplate;

 public eTemplate()
 {
  TemplateID = -1;
  TemplateName = null;
  TemplateURL = null;
  TemplateContent = null;
  tbaTemplate = new NewsDataTableAdapters.TemplateTableAdapter();
 }

 public eTemplate(int pintTemplateID)
 {
  tbaTemplate = new NewsDataTableAdapters.TemplateTableAdapter();
  GetTemplateByID(pintTemplateID);
 }
 /// <summary>
 /// 根据ID获取模版内容
 /// </summary>
 public void GetTemplateByID(int pintTemplateID)
 {
  DataTable dt = tbaTemplate.GetTemplateByID(pintTemplateID);
  TemplateID = pintTemplateID;
  TemplateName = dt.Rows[0]["NewsTemplateName"].ToString();
  TemplateURL = dt.Rows[0]["NewsTemplateURL"].ToString();
 }
 /// <summary>
 /// 指定ID模版是否存在
 /// </summary>
 public bool IsTemplateIDExist(int pintTemplateID)
 {
  if (tbaTemplate.GetTemplateByID(pintTemplateID).Rows.Count == 0)
   return false;
  else
   return true;
 }
 /// <summary>
 /// 添加模板
 /// </summary>
 public bool AddTemplate()
 {
  if (!IsTemplateNameExist())
  {
   TemplateURL = GenerateFileName();
   if (!GenerateFile(TemplateURL))
    return false;
   if (tbaTemplate.AddTemplate(TemplateName, TemplateURL) == null)
    return false;
   else
    return true;
  }
  else
   return false;
 }
 /// <summary>
 /// 将模板内容写入文件
 /// </summary>
 private bool GenerateFile(string pstrTemplateURL)
 {
  eSystemSetting sys = new eSystemSetting();
  sys.SettingKey = "PhysicalPath";
  ServerPath = sys.GetValueByKey();

  string templatePath=ServerPath+@"/Template";
  if (!Directory.Exists(templatePath))
   try
   {
    Directory.CreateDirectory(templatePath);
   }
   catch (Exception)
   {
    return false;
   }    
  string templateFile = ServerPath + @"/Template/"+pstrTemplateURL;
  try
  {
   FileStream fs=File.Create(templateFile);
   using(StreamWriter sw=new StreamWriter(fs,System.Text.Encoding.Default))
   {
    sw.Write(TemplateContent);
   }
  }
  catch (Exception)
  {
   return false;
  }
  return true;
 }
 /// <summary>
 /// 根据当前时间自动生成新闻文件
 /// </summary>
 private string GenerateFileName()
 {
  string FileName = null;
  FileName = DateTime.Now.Year.ToString() + DateTime.Now.Month.ToString() + DateTime.Now.Day.ToString() 
   + DateTime.Now.Hour.ToString() + DateTime.Now.Minute.ToString() + DateTime.Now.Second.ToString() + 
   DateTime.Now.Millisecond.ToString()+@".tpl";
  return FileName;
 }
 /// <summary>
 /// 获取模版列表
 /// </summary>
 public DataTable GetAllTemplate()
 {
  return tbaTemplate.GetTemplateList();
 }
 /// <summary>
 /// 删除指定ID的模版
 /// </summary>
 public void DeleteTemplate(int NewsTemplateID)
 {
  GetTemplateByID(NewsTemplateID);

  eSystemSetting sys = new eSystemSetting();
  sys.SettingKey = "PhysicalPath";
  ServerPath = sys.GetValueByKey();

  string FileName = ServerPath + @"/Template/" + TemplateURL;
  if (File.Exists(FileName))
   File.Delete(FileName);
  tbaTemplate.DeleteTemplate(NewsTemplateID);
 }
 /// <summary>
 /// 设定模版名称
 /// </summary>
 public void SetTemplateInfo()
 {
  tbaTemplate.SetTemplateInfo(TemplateID, TemplateName);
 }

 /// <summary>
 /// 判断模板名称是否存在
 /// </summary>
 /// <returns>true存在；false不存在</returns>
 private bool IsTemplateNameExist()
 {
  if (tbaTemplate.GetTemplateByName(TemplateName) == null)
   return false;
  else
   return true;
 }
}