C#.NET采用HTML模板发送电子邮件完整实例

本文实例讲述了C#.NET采用HTML模板发送电子邮件的方法,是非常实用的技巧。分享给大家供大家参考。具体方法如下:

要使用html模板进行发送邮件,需要准备以下几项工作:
1)HTML模板
2)替换函数(替换模板中绑定的变量)
3)邮件函数(发送邮件)

一、HTML模板

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 
<html xmlns="http://www.w3.org/1999/xhtml" > 
<head> 
  <title>HTML Report</title> 
</head> 
<body> 
<p>$USER_NAME$:</p> 
<p>My name is $NAME$</p> 
<p >This is a Test Email,<br /> 
 $MY_NAME$</p> 
</body> 
</html> 

其中USER_NAME、NAME、MY_NAME这三个变量用$符号包裹进行标识,是需要被替换的字符串,它会在下面的替换函数中被动态替换。

二、替换函数

/// <summary>  
///替换模板中的字段值  
/// </summary>  
public string ReplaceText(String userName,string name,string myName) 
{ 
 
  string path = string.Empty; 
  
  path = HttpContext.Current.Server.MapPath("EmailTemplate\\emailTemplate.html"); 
       
  if (path == string.Empty) 
  { 
    return string.Empty; 
  } 
  System.IO.StreamReader sr = new System.IO.StreamReader(path); 
  string str = string.Empty; 
  str = sr.ReadToEnd(); 
  str = str.Replace("$USER_NAME$", userName); 
  str = str.Replace("$NAME$", name); 
  str = str.Replace("$MY_NAME$",myName); 
 
  return str; 
} 

三、邮件发送

/// <summary>  
/// 发送邮件  
/// </summary>  
public void SendEmail(string email_from,string email_to, string email_cc, string userName, string name, string myName) 
{ 

  try 
  { 
 // 建立一个邮件实体  
 MailAddress from = new MailAddress(email_from); 

 MailAddress to = new MailAddress(email_to); 
 MailMessage message = new MailMessage(from, to); 

 string strbody = ReplaceText(userName, name, myName); 

 if (email_cc.ToString() != string.Empty) 
 { 
   foreach (string ccs in email_cc.Split(';')) 
   { 
 MailAddress cc = new MailAddress(ccs); 
 message.CC.Add(cc); 
   } 
 } 
 message.IsBodyHtml = true; 
 message.BodyEncoding = System.Text.Encoding.UTF8; 
 message.Priority = MailPriority.High; 
 message.Body = strbody; //邮件BODY内容 
 message.Subject = "Subject"; 

 SmtpClient smtp = new SmtpClient(); 
 smtp.Host = Configuration.MailHost; 
 smtp.Port = Configuration.MailHostPort; 
 smtp.Credentials = new System.Net.NetworkCredential(email_from, "emailpassword"); 
 smtp.Send(message); //发送邮件 

  } catch (Exception ex) 
  { 
 throw ex; 
  } 
}

其实无论采取什么方式或组件进行邮件发送,要替换HTML模板中的内容,只需一个Replace函数即可。

相信本文所述对大家C#.net程序设计的学习有一定的借鉴价值。