📄 email.aspx.cs
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using System;
using System.Data;
using System.Data.SqlClient;
using System.Net.Mail;
using System.Net.NetworkInformation;
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.Threading;
public partial class SendMsg : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
// Session["MailTo"] ="sdfl";
if (Session["UserID"] == null)
Response.Redirect("index.aspx");
//if (Session["StudentID"]== null)
// Session["StudentID"] = "04157008";
// Session["Email"] = "fjptcjn@gmail.com";
if (!IsPostBack)
{
//登录时初始化
if (Session["Email"] != null && Session["Email"].ToString() != null && Session["Email"].ToString().Trim() != "" && Session["Email"].ToString().Length != 0 && Session["Email"].ToString() != "")
{
// // Session["Email"] = "fjptcjn@gmail.com";
// //------------------------------------------------
object Getemail = Session["Email"];
this.EServer.Text = Getemail.ToString();
// string server;
// string name;
// string[] Temp = new string[2]; ;
// Temp = Getemail.ToString().Split('@');
// server = "smtp." + Temp[1];
// name = Temp[0];
// //this.ETitle.Text = server;
// if (Session["EmailServer"] != null)
// {
// this.EmailServer.Text = this.Session["EmailServer"].ToString();
// }
// else
// {
// this.EmailServer.Text = server;
// }
// //if (Session["MailTo"] != null)
// //{
// // this.SelList.Items.Add(new ListItem(Session["MailTo"].ToString(), Session["MailTo"].ToString()));
// //}
}
}
if (Session["MailTo"]!= null)
///Session["MailTo"].ToString()
this.SelList.Items.Add(new ListItem(Session["MailTo"].ToString(), Session["MailTo"].ToString()));
Session["MailTo"]= null;
//登录时初始化
// Session["StudentID"] = "04157008";
//－－－－－－－－－－－－－－－－－－－－－－－－－
if (!IsPostBack)
{
object source = Session["StudentID"];
string StudentId = source.ToString();
GetClass(StudentId);
// this.ClassList.Text = "2004软件工程";
if(ClassList.SelectedIndex!=-1)
GetEmailList(ClassList.SelectedItem.Text);
}
}
private void Send(string Email,string ToEmail)
{
// 创建MailMessage对象
//MailMessage mailMsg = new MailMessage();
////设置收件人的邮件地址
//// //send
//MailAddress ma = new MailAddress(Email);
//mailMsg.From = ma;
////accept
//mailMsg.To.Add(ToEmail);
////mailMsg.To = "fjptcjn@gmail.com";
//////设置发送者的邮件地址
////mailMsg.From = "fjptcjn@Gmail.com";
////设置邮件主题
//mailMsg.Subject = "测试";
////设置邮件内容
//mailMsg.Body = "你的用户名是866666密码是533332";
////设置为需要用户验证
//mailMsg.Fields.Add("http://schemas.microsoft.com/cdo/configuration/smtpauthenticate", "1");
////设置验证用户名（邮箱的用户名）
//mailMsg.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendusername", "fjptcjn");
////设置验证密码（邮箱的密码）
//mailMsg.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendpassword", "ptcjn2391092");
////设置发送邮件服务器
//SmtpMail.SmtpServer = "smtp.gmail.com";
////发送邮件
//SmtpMail.Send(mailMsg);
////msg.Text = "邮件发送成功";
MailMessage mailMsg = new MailMessage();
mailMsg.BodyEncoding = System.Text.Encoding.GetEncoding(936);
//send
MailAddress ma = new MailAddress(Email);
mailMsg.From = ma;
//accept
mailMsg.To.Add(ToEmail);
mailMsg.IsBodyHtml = false;
//title
mailMsg.Subject = this.ETitle.Text;
//content
mailMsg.Body = this.Econtent.Text;
string[] Temp ;
string server;
string name;
Temp = Email.Split('@');
server = "smtp." + Temp[1];
name = Temp[0];
this.EServer.Text = name;
SmtpClient client = new SmtpClient("smtp.gmail.com", 25);
System.Net.NetworkCredential usepwd = new System.Net.NetworkCredential("fjptcjn", "ptcjn2391092");
client.Credentials = usepwd;
client.Timeout = 100000;
mailMsg.Priority = MailPriority.High;
client.Send(mailMsg);
}
protected void GetClass(string StudentId)
{
SqlConnection conn = new SqlConnection(ConfigurationManager.AppSettings["ConnectionString"]);
conn.Open();
SqlCommand cmd = new SqlCommand();
cmd.Connection = conn;
cmd.CommandText = "select distinct Num ,ClassName from UserToClass where UserID='" + StudentId + "'";
SqlDataReader sdr = cmd.ExecuteReader();
if (sdr.HasRows ==true)
{
this.ClassList.DataSource = sdr;
this.ClassList.DataTextField = "ClassName";
this.ClassList.DataValueField = "Num";
this.ClassList.DataBind();
}
else
{
}
conn.Close();
}
protected void GetEmailList(string ClassName)
{
string sql = "SELECT StudentInfo.Name, UserInfo.UserID, UserInfo.Email FROM UserInfo INNER JOIN StudentInfo ON UserInfo.StudentID = StudentInfo.StudentID where UserInfo.UserID IN (select UserID from UserToClass where ClassName='" + ClassName + "')";//ClassName"+this.Province.Text.ToString()+"
//string sql="select distinct Name,Email from UserInfo,StudentInfo where StudentID IN (select StudentID from UserToClass where ClassName='"+ClassName+"')";//ClassName"+this.Province.Text.ToString()+"
SqlConnection conn = new SqlConnection(ConfigurationManager.AppSettings["ConnectionString"]);
conn.Open();
SqlCommand cmd = new SqlCommand();
cmd.Connection = conn;
cmd.CommandText = sql;
SqlDataReader sdr = cmd.ExecuteReader();
if (sdr.HasRows == true)
{
this.AllList.DataSource = sdr;
this.AllList.DataTextField = "Name";
this.AllList.DataValueField = "Email";
this.AllList.DataBind();
}
else
{
return;
}
conn.Close();
}
protected void EmailBtn_Click(object sender, EventArgs e)
{
this.IsSend.Text = "";
//string[] ToEmail = new string[this.SelList.Items.Count];
//for (int i = 0; i < this.SelList.Items.Count; i++)
//{
// ToEmail[i] = this.SelList.Items[i].Text;
//}
// SendEmail("fjptcjn@gmail.com", "fjptcjn@gmail.com");
string[] ToEmail = new string[this.SelList.Items.Count];
int EmailCount = 0;
for (int i = 0; i < this.SelList.Items.Count; i++)
{
if (this.SelList.Items[i].Value != "" || this.SelList.Items[i].Value == null)
{
ToEmail[i] = this.SelList.Items[i].Value;
EmailCount++;
}
}
//string server;
//string name;
//string[] Temp = new string[2]; ;
//Temp = this.EServer.Text.ToString().Split('@');
//server = "smtp." + Temp[1];
//name = Temp[0];
//this.ETitle.Text = server;
//if (this.EmailServer.Text.Length == 0 || this.EmailServer.Text == "" || this.EmailServer.Text == null)
// this.EmailServer.Text= server;
//Session["Email"] = this.EServer.Text;
// SendEmail(this.EServer.Text, this.EmailServer.Text, name, ToEmail, EmailCount);
Eamilsend(this.EServer.Text, ToEmail,EmailCount);
// Session["EmailServer"] = this.EmailServer.Text;
}
public void Eamilsend(string Email, string[] ToEmail, int nEmail)
{
System.Net.Mail.SmtpClient mail = new System.Net.Mail.SmtpClient();
//string[] Temp = new string[2]; ;
// string server;
// string name;
// Temp = Email.Split('@');
// server = "smtp." + Temp[1];
// name = Temp[0];
////this.ETitle.Text = server;
// this.EmailServer.Text = server;
//-------------------------------------------------------------------
// mail.Host = server; //smtp
mail.Host = "127.0.0.1";
//-------------------------------------------
mail.Timeout = 1000000;
// mail.Host = " smtp.qq.com";
//this.EmailPwd.Tex
// mail.UseDefaultCredentials = false;
//----------------------------------------------------------------------
// mail.Credentials = new System.Net.NetworkCredential(name, this.EmailPwd.Text);
mail.Credentials = new System.Net.NetworkCredential("", "");
mail.UseDefaultCredentials = true;
// mail.EnableSsl = true; //发送连接套接层是否加密
System.Net.Mail.MailMessage message = new System.Net.Mail.MailMessage();
// MailAddress mailaddrFrom = new MailAddress;
//===================================================
MailAddress mailaddrFrom = new MailAddress(Email);
//====================================
message.From = mailaddrFrom; ;
//===========================================
for (int i = 0; i < nEmail; i++)
{
message.To.Add(ToEmail[i]);
}
//for (int i = 0; i < nEmail; i++)
//{
// message.CC.Add(ToEmail[i]);
//}
//message.To.Add("hkover@163.com");
////===================================
//message.To.Add("fjptcjn@gmail.com");
//message.To.Add("fjptcjn@hqu.edu.cn");
// message.To.Add("fjptcjn@gmail.com");
message.Subject = this.ETitle.Text;
message.Body = this.Econtent.Text;
message.SubjectEncoding = System.Text.Encoding.GetEncoding("gb2312");
message.BodyEncoding = System.Text.Encoding.GetEncoding("gb2312");
message.Priority = MailPriority.Normal;
message.IsBodyHtml = true;
// System.Web.Mail.SmtpMail.SmtpServer = "localhost";
// mail.DeliveryMethod = SmtpDeliveryMethod.PickupDirectoryFromIis;
mail.DeliveryMethod = SmtpDeliveryMethod.Network;
//mail.Send(message);
try
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