C#邮件发送

sqlo · 发表于 2015-9-14 13:51:57

SendMail.aspx
　　<%@ Page Language="C#" AutoEventWireup="true" CodeFile="SendMail.aspx.cs" Inherits="Admin_SendMail" %>
　　<!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 id="Head1" runat="server">
<title>SendMail</title>
</head>
<body>
<form id="form1" runat="server">
      <table border="0" align="center" cellpadding="0" cellspacing="5" >

            <tr>
            <td width="100">收件人：</td>
            <td width="600"><asp:TextBox id="Addressee" runat="server" Width="600"></asp:TextBox>
            <asp:RequiredFieldValidator id="RequiredFieldValidator1" runat="server" ErrorMessage="Addressee can't be empty!" ControlToValidate="Subject" Font-Bold="True"
   Display="Dynamic" ForeColor="Black"></asp:RequiredFieldValidator>
            <asp:RegularExpressionValidator id="re" runat="server" ErrorMessage="The format inaccuracy of Email!" ControlToValidate="Addressee" Font-Bold="True"
   ValidationExpression="\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*" ForeColor="Black"></asp:RegularExpressionValidator>             </td>
            </tr>
            <tr>
            <td>抄送人：</td>
            <td><asp:TextBox id="Copy" runat="server" Width="600"></asp:TextBox></td>
            </tr>
            <tr>
            <td>密送人：</td>
            <td><asp:TextBox id="secret" runat="server" Width="600"></asp:TextBox></td>
            </tr>
            <tr>
            <td>主题：</td>
            <td><asp:TextBox id="Subject" runat="server" Width="600"></asp:TextBox>
            <asp:RequiredFieldValidator id="ru" runat="server" ErrorMessage="Subject can't be empty!" ControlToValidate="Subject" Font-Bold="True"
   Display="Dynamic" ForeColor="Black"></asp:RequiredFieldValidator></td>
            </tr>
            <tr>
            <td>附件：</td>
            <td><asp:TextBox id="Attachment" runat="server" Width="600"></asp:TextBox></td>
            </tr>
            <tr>
            <td>正文：</td>
            <td><asp:TextBox ID="Body" runat="server" TextMode="MultiLine" Rows="18" Width="600"></asp:TextBox></td>
            </tr>
            <tr>
            <td colspan="2" align="center">
            <asp:Button ID="Send" runat="server" Text="Send" />     
<asp:Button ID="Refurbish" runat="server" Text="Refurbish"></asp:Button> </td>
            </tr>
   </table>
</form>
</body>
</html>
　　

　　SendMail.aspx.cs
　　using System;
using System.Data;
using System.Configuration;
using System.Collections;
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.Web.Mail;  //核心代码开始
using System.Windows.Forms;

　　//以下暂无调试
　　public partial class Admin_SendMail : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
　　 }
　　 public bool AddRecipient(string str)    //抄送的人
{
      str = str.Trim();
      if (str == null || str == "" || str.IndexOf("@") == -1)
         return true;
      if (RecipientNum < 10)
      {
         Recipient.Add(RecipientNum, str);
         RecipientNum++;
         return true;
      }
      else
      {
         errmsg += "收件人过多";
         return false;
      }
}
　　
public bool AddRecipientBCC(string str) //密送的人
{
      if (str == null || str.Trim() == "")
         return true;
      if (RecipientBCCNum < 10)
      {
         RecipientBCC.Add(RecipientBCCNum, str);
         RecipientBCCNum++;
         return true;
      }
      else
      {
         errmsg += "收件人过多";
         return false;
      }
}
　　public void SendMailUseGmail(object sender, EventArgs e)
{
      MailMessage objMailMessage;
      MailAttachment objMailAttachment;
　　
      // 创建邮件消息
      objMailMessage = new MailMessage();
　　//发件人EMAIL
      objMailMessage.From = "ujtrading@ujtrading.com";//源邮件地址
　　//收件人EMAIL
      String Addressee = this.Addressee.Text;
      objMailMessage.To = Addressee;  //目的邮件地址
      //objMailMessage.To = "shirley@ujtrading.com";
　　//邮件主题
      String Subject = this.Subject.Text;
      objMailMessage.Subject = Subject; //发送邮件的标题
      //objMailMessage.Subject = "test";
　　//邮件内容
      String Body = this.Body.Text;
      objMailMessage.Body = Body;//发送邮件的内容
　　// 创建一个附件对象
      String Attachment = this.Attachment.Text;
      if (this.Attachment.Text.ToString() != "")
      {
      objMailAttachment = new MailAttachment(Attachment);//发送邮件的附件 c:\\test.txt
      objMailMessage.Attachments.Add(objMailAttachment);//将附件附加到邮件消息对象中
      }

      //接着利用SMTP来发送邮件，需要使用Microsoft .NET Framework SDK v1.1和它以上的版本
      //基本权限
      objMailMessage.Fields.Add("http://schemas.microsoft.com/cdo/configuration/smtpauthenticate", "1");
      //用户名
      objMailMessage.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendusername", "ujtrading");
      //密码
      objMailMessage.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendpassword", "789456");
      //如果没有上述三行代码，则出现如下错误提示：服务器拒绝了一个或多个收件人地址。服务器响应为: 554 : Client host rejected: Access denied
      //SMTP地址
      SmtpMail.SmtpServer = "smtp.ujtrading.com";
      //开始发送邮件
　　try
      {
         SmtpMail.Send(objMailMessage);
         //简单一点儿可以client.Send(msg);
         MessageBox.Show("Send mail success!","Messige");
         this.Addressee.Text = "";
      }
      catch (System.Net.Mail.SmtpException ex)
      {
         MessageBox.Show(ex.Message, "Send mail fail!");
      }
      //核心代码结束
}
protected void Refurbish_Click(object sender, EventArgs e)
{
      this.Addressee.Text = "";
      this.Subject.Text = "";
      this.Body.Text = "";
      this.Attachment.Text = "";
}
}

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[经验分享] C#邮件发送

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