common.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.Net.Mail;
using System.Net;
using System.Text.RegularExpressions;

/// <summary>
/// 一些公用的方法
/// </summary>
public class Common
{
 /// <summary>
 /// 获取指定字符串的MD5值
 /// </summary>
 /// <param name="pSeed">要MD5的值</param>
 /// <returns></returns>
 public static string md5(string pSeed)
 {
  return System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(pSeed, "MD5").ToLower();
 }
 /// <summary>
 /// 删除指定路径的文件
 /// </summary>
 /// <param name="Path">路径</param>
 /// <returns>删除是否成功</returns>
 public static bool DeleteFile(string Path)
 {
  if (System.IO.File.Exists(Path))
   try
   {
    System.IO.File.Delete(Path);
    return true;
   }
   catch (Exception)
   {
    return false;
   }
  else
   return true;
 }
 /// <summary>
 /// 在指定路径创建目录
 /// </summary>
 /// <param name="Path">路径</param>
 /// <returns>创建是否成功</returns>
 public static bool CreateDirectory(string Path)
 {
  if (System.IO.Directory.Exists(Path))
   return true;
  else
  {
   try
   {
    System.IO.Directory.CreateDirectory(Path);
    return true;
   }
   catch (Exception)
   {
    return false;
   }
  }
 }
 /// <summary>
 /// 以时间为种子生成文件名称
 /// </summary>
 /// <returns></returns>
 public static string GenerateFileName()
 {
  return DateTime.Now.ToString("yyyyMMddhhmmss") + DateTime.Now.Millisecond.ToString();
 }
 /// <summary>
 /// 注册提示客户端脚本
 /// </summary>
 /// <param name="pScript">脚本</param>
 /// <param name="pKey">键值</param>
 public static void RegisterAlertScript(string pMessage, string pNavigateTo, string pKey,Page pPage)
 {
  string Script = @"alert('" + pMessage + @"');window.navigate('" + pNavigateTo + @"');";
  pPage.ClientScript.RegisterClientScriptBlock(pPage.GetType(), pPage.UniqueID + pKey,
  Script, true);
 }

 /// <summary>
 /// 注册提示客户端脚本
 /// </summary>
 /// <param name="pScript">脚本</param>
 /// <param name="pKey">键值</param>
 public static void RegisterConfirmScript(string pMessage, string pYesNavigateTo, string pNoNavigateTo, string pKey, Page pPage)
 {
  string Script = @"if(confirm('" + pMessage + @"'))
                      window.navigate('" + pYesNavigateTo + @"');
                    else
                      window.navigate('" + pNoNavigateTo + @"')";
  pPage.ClientScript.RegisterClientScriptBlock(pPage.GetType(), pPage.UniqueID + pKey,
  Script, true);
 }
 /// <summary>
 /// 注册提示客户端脚本，并返回上一步
 /// </summary>
 /// <param name="pScript">脚本</param>
 /// <param name="pKey">键值</param>
 public static void RegisterAlertAndBackScript(string pMessage,string pKey, Page pPage)
 {
  string Script = @"alert('" + pMessage + @"');history.back();";
  pPage.ClientScript.RegisterClientScriptBlock(pPage.GetType(), pPage.UniqueID + pKey,
  Script, true);
 }
 /// <summary>
 /// 发送邮件
 /// </summary>
 public static string SendEmail(string pTitle, string pBody, string pSendTo,string pSendFrom,
  string pSMTP,string pSMTPUser,string pSMTPPassword)
 {
  SmtpClient smtp = new SmtpClient();
  smtp.Host = pSMTP;
  smtp.Credentials = new NetworkCredential(pSMTPUser, pSMTPPassword);

  try
  {
   smtp.Send(pSendFrom, pSendTo, pTitle, pBody);
  }
  catch (SmtpException e)
  {
   return e.StatusCode.ToString();
  }
  catch (Exception e)
  {
   return e.ToString();
  }
  return "success";
 }
 /// <summary>
 /// 测试指定字符串是否都是由数字组成
 /// </summary>
 public static bool IsNumber(string pToBeTest)
 {
  Regex reg=new Regex(@"\d+");
  return reg.IsMatch(pToBeTest);
 }
}