asp.net中的邮件功能无法正常工作 [英] Mail function in asp.net not working properly
问题描述
//我的邮件功能始终显示异常消息：发送邮件失败...... //
使用系统;
使用System.Collections .Generic;
使用System.Linq;
使用System.Web;
使用System.Web.UI;
使用System.Web.UI.WebControls;
使用System.Configuration;
使用System.Data.SqlClient;
使用System。数据;
使用System.Net.Mail;
使用System.Net;
命名空间housing1
{
public partial class Ucomplain：System.Web.UI.Page
{
protected void Page_Load（object sender，EventArgs e）
{
if（！IsPostBack）
{
SqlConnection conn = new SqlConnection（ConfigurationManager） .ConnectionStrings [HousingConnectionString] .ConnectionString）;
SqlDataAdapter da = new SqlDataAdapter（Select Name f rom Standard_Complain，conn）;
DataTable dt = new DataTable（）;
da.Fill（dt）;
DropDownListTOC.DataSource = dt;
DropDownListTOC.DataTextField =名称;
DataBind（）;
}
}
protected void Button1_Click（object sender，EventArgs e）
{
try
{
MailMessage Msg = new MailMessage（）;
Msg.From = new MailAddress（TextBoxPME.Text）;
Msg.To.Add（sunita@indweb.com）;
Msg.Body = TextBoxD.Text;
Msg.IsBodyHtml = true;
SmtpClient客户端=新的SmtpClient（smtp.gmail.com，587）;
client.Credentials = new NetworkCredential（Te xtBoxPME.Text，nid100）;
client.EnableSsl = true;
client.Send （消息）;
Response.Write（邮件发送）;
}
catch（异常） ex）
{
Response.Write（ex.Message）;
}
}
protected void Button2_Click（object sender，EventArgs e）
{
SqlConnection conn = new SqlConnection（ConfigurationManager.ConnectionStrings [HousingConnectionString]。ConnectionString）;
conn.Open（）;
String str =从Primary_Member选择电子邮件，其中Flat ='+ TextBoxF.Text.Trim（）+';
SqlCommand comm = new SqlCommand（str，conn）;
SqlDataReader reader = comm.ExecuteReader（）;
if（reader.Read（））
{
TextBoxPME.Text = reader [Email ] .ToString（）;
reader.Close（）;
}
}
}
}
//My mail function is always showing the exception message of: sending mail failure......//
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Configuration;
using System.Data.SqlClient;
using System.Data;
using System.Net.Mail;
using System.Net;
namespace housing1
{
public partial class Ucomplain : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
SqlConnection conn = new SqlConnection(ConfigurationManager.ConnectionStrings["HousingConnectionString"].ConnectionString);
SqlDataAdapter da = new SqlDataAdapter("Select Name from Standard_Complain", conn);
DataTable dt = new DataTable();
da.Fill(dt);
DropDownListTOC.DataSource = dt;
DropDownListTOC.DataTextField = "Name";
DataBind();
}
}
protected void Button1_Click(object sender, EventArgs e)
{
try
{
MailMessage Msg = new MailMessage();
Msg.From = new MailAddress(TextBoxPME.Text);
Msg.To.Add("sunita@indweb.com");
Msg.Body = TextBoxD.Text;
Msg.IsBodyHtml = true;
SmtpClient client = new SmtpClient("smtp.gmail.com", 587);
client.Credentials = new NetworkCredential(TextBoxPME.Text , "nid100");
client.EnableSsl = true;
client.Send(Msg);
Response.Write("mail send");
}
catch(Exception ex)
{
Response.Write(ex.Message);
}
}
protected void Button2_Click(object sender, EventArgs e)
{
SqlConnection conn = new SqlConnection(ConfigurationManager.ConnectionStrings["HousingConnectionString"].ConnectionString);
conn.Open();
String str = "select Email from Primary_Member where Flat='" + TextBoxF.Text.Trim() + "'";
SqlCommand comm = new SqlCommand(str, conn);
SqlDataReader reader = comm.ExecuteReader();
if (reader.Read())
{
TextBoxPME.Text = reader["Email"].ToString();
reader.Close();
}
}
}
}
推荐答案
System.Net .Mail.MailMessage message = new System.Net.Mail.MailMessage（）;
//从注册表中读取电子邮件
string fromEmail = Registery.fromAddress;
//从registery读取密码
string fromPassword = Registery.password;
//从注册表中读取地址
string toAddress = Registery.ToAddress;
//读取传出服务器名称来自registery
string smtpSer ver = Registery.smtpServer;
//从注册表中读取传出服务器的端口
int port = Convert.ToInt32（Registery.port） ;
//读取来自registery的enableSSL是真还是假
bool enableSSL = Convert.ToBoolean（Registery.enableSSL）;
message.From = new MailAddress（fromEmail.ToString（））;
message.To.Add（toAddress.ToString（））;
message.Subject = ServiceName ++ status.ToString（）;
message.Body =服务名称：+ ServiceName + Environment.NewLine +状态： + status.ToString（）;
message.IsBodyHtml = true;
message.DeliveryNotificationOptions = DeliveryNotificationOptions.OnFailure;
/// smtp在注册表配置的服务器和端口
SmtpClient smtpClient =新的SmtpClient（smtpServer，端口）;
///启用安全连接需要ssl。对于gmail服务器必须为true，对于其他服务器必须为false服务器。
smtpClient.EnableSsl = enableSSL;
smtpClient.DeliveryMethod = SmtpDeliveryMethod.Network;
smtpClient。 UseDefaultCredentials = false;
smtpClient.Credentials = new NetworkCredential（fromEmail，fromPassword）;
smtpClient.Send（message）;
}
catch（例外情况）
{
Logger.Log（错误在发送邮件。 + ex.Message +，+ ex.InnerException，3）;
}
System.Net.Mail.MailMessage message = new System.Net.Mail.MailMessage();
//Read fromEmail from registery
string fromEmail = Registery.fromAddress;
//Read fromPassword from registery
string fromPassword = Registery.password;
//Read toAddress from registery
string toAddress = Registery.ToAddress;
//Read outgoing server name from registery
string smtpServer = Registery.smtpServer;
//Read port of outgoing server from registery
int port = Convert.ToInt32(Registery.port);
//Read whether enableSSL is true or false from registery
bool enableSSL = Convert.ToBoolean(Registery.enableSSL);
message.From = new MailAddress(fromEmail.ToString());
message.To.Add(toAddress.ToString());
message.Subject = ServiceName + " " + status.ToString();
message.Body = "Service Name :" + ServiceName + Environment.NewLine + "Status :" + status.ToString();
message.IsBodyHtml = true;
message.DeliveryNotificationOptions = DeliveryNotificationOptions.OnFailure;
///smtp server and port configured at registry
SmtpClient smtpClient = new SmtpClient(smtpServer, port);
///enable ssl is required for secure connection.It is must be true for gmail server and false for other servers.
smtpClient.EnableSsl = enableSSL;
smtpClient.DeliveryMethod = SmtpDeliveryMethod.Network;
smtpClient.UseDefaultCredentials = false;
smtpClient.Credentials = new NetworkCredential(fromEmail,fromPassword);
smtpClient.Send(message);
}
catch (Exception ex)
{
Logger.Log("Error In Sending Mail. " + ex.Message + " , " + ex.InnerException, 3);
}
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