// Method Which is used to Get HTML File and replace HTML File values with dynamic values and send mail
 public void SendHTMLMail()
 {
     StreamReader reader = new StreamReader(Server.MapPath("~/HTMLPage.htm"));
     string readFile = reader.ReadToEnd();
     string myString = "";
     myString = readFile;
     myString = myString.Replace("$$Admin$$", "Suresh Dasari");
     myString = myString.Replace("$$CompanyName$$", "Dasari Group");
     myString = myString.Replace("$$Email$$", "[email protected]");
     myString = myString.Replace("$$Website$$", "http://www.aspdotnet-suresh.com");
     MailMessage Msg = new MailMessage();
     MailAddress fromMail = new MailAddress("[email protected]");
     // Sender e-mail address.
     Msg.From = fromMail;
     // Recipient e-mail address.
     Msg.To.Add(new MailAddress("[email protected]"));
     // Subject of e-mail
     Msg.Subject = "Send Mail with HTML File";
     Msg.Body = myString.ToString();
     Msg.IsBodyHtml = true;
     string sSmtpServer = "";
     sSmtpServer = "10.2.69.121";
     SmtpClient a = new SmtpClient();
     a.Host = sSmtpServer;
     a.Send(Msg);
     reader.Dispose();
 }

        public void PrepareHeaders_WithReplyToListSet_AndReplyToHeaderSetManually_ShouldEnforceReplyToListIsSingleton()
        {
            MailAddress m = new MailAddress("[email protected]");
            MailAddress m2 = new MailAddress("[email protected]");
            MailAddress m3 = new MailAddress("[email protected]");

            _message.ReplyToList.Add(m);
            _message.ReplyToList.Add(m2);
            _message.ReplyToList.Add(m3);

            _message.Headers.Add("Reply-To", "[email protected]");

            _message.From = new MailAddress("[email protected]");

            _message.PrepareHeaders(true, false);

            Assert.True(_message.ReplyToList.Count == 3, "ReplyToList did not contain all email addresses");

            string[] s = _message.Headers.GetValues("Reply-To");
            Assert.Equal(1, s.Length);

            Assert.True(s[0].Contains("[email protected]"));
            Assert.True(s[0].Contains("[email protected]"));
            Assert.True(s[0].Contains("[email protected]"));
            Assert.False(s[0].Contains("[email protected]"));

            Assert.Null(_message.ReplyTo);
        }

 public void Send()
 {
     Result = "";
     Success = true;
     try
     {
         // send email
         var senderAddress = new MailAddress(SenderAddress, SenderName);
         var toAddress = new MailAddress(Address);
         var smtp = new SmtpClient
         {
             Host = SmtpServer,
             Port = SmtpPort,
             EnableSsl = true,
             DeliveryMethod = SmtpDeliveryMethod.Network,
             UseDefaultCredentials = false,
             Credentials = new NetworkCredential(senderAddress.Address, Password),
             Timeout = 5000
         };
         smtp.ServicePoint.MaxIdleTime = 2;
         smtp.ServicePoint.ConnectionLimit = 1;
         using (var mail = new MailMessage(senderAddress, toAddress))
         {
             mail.Subject = Subject;
             mail.Body = Body;
             mail.IsBodyHtml = true;
             smtp.Send(mail);
         }
     }
     catch(Exception ex)
     {
         Result = ex.Message + " " + ex.InnerException;
         Success = false;
     }
 }

    //protected void gridView_Load(object sender, EventArgs e)
    //{
    //    for (int i = 0; i < GridView1.Rows.Count; i++)
    //    {
    //        if ((DateTime.Parse(GridView1.Rows[i].Cells[2].Text)) < (DateTime.Parse(DateTime.Today.ToShortDateString())))
    //        {
    //            GridView1.Rows[i].Visible = false;
    //            //GridView1.da
    //        }
    //    }
    //}
    protected void Button1_Click(object sender, EventArgs e)
    {
        MyService.UserWebService uws = new UserWebService();
        uws.Credentials = System.Net.CredentialCache.DefaultCredentials;
        int id = uws.getAppointmentID(Int32.Parse(DropDownList1.SelectedValue), DateTime.Parse(Label1.Text));
        int status = 1;
        uws.makeStudentAppointment(id, sid, txtSubject.Text, DateTime.Parse(DropDownList2.SelectedValue), DateTime.Parse(txtEndtime.Text), status);
        //   SmtpClient smtp = new SmtpClient("smtp.gmail.com", 587);
        //smtp.UseDefaultCredentials = false;
        //smtp.Credentials = new NetworkCredential("[email protected]","were690vase804");
        //smtp.EnableSsl = true;
        //smtp.Send("[email protected]", "[email protected]", "Appointment", "Appointment Successfull");

        MailAddress mailfrom = new MailAddress("[email protected]");
        MailAddress mailto = new MailAddress("[email protected]");
        MailMessage newmsg = new MailMessage(mailfrom, mailto);

        newmsg.Subject = "APPOINTMENT";
        newmsg.Body = "Appointment Successful";

        //    Attachment att = new Attachment("C:\\...file path");
          //  newmsg.Attachments.Add(att);

        SmtpClient smtp = new SmtpClient("smtp.gmail.com", 587);
        smtp.UseDefaultCredentials = false;
        smtp.Credentials = new NetworkCredential("[email protected]","were690vase804");
        smtp.EnableSsl = true;
        smtp.Send(newmsg);
        Response.Write(@"<script language='javascript'>alert('Appointment Made and Confirmation has been sent to your mail')</script>");
    }

    public bool Retrieve_Password(string email, string pass)
    {
        string _email = email;
        string _pass = pass;

        try
        {
            //Create the email message

            MailAddress from = new MailAddress("[email protected]");
            MailAddress to = new MailAddress(email.Trim());
            MailMessage mailObj = new MailMessage(from, to);
            mailObj.Subject = "Password Recovery";
            //Create the message body
            mailObj.Body += "<h2>Password recovery request from Weservullc.com</h2><br /> "
                + "<p>Your password is: " + _pass + "</p>";

            mailObj.IsBodyHtml = true;

            //uncomment these lines when loading to GoDaddy Servers.

            SmtpClient smtp = new SmtpClient(SERVER);
            smtp.Send(mailObj);
            mailObj = null;
            return true;
        }
        catch(SmtpException se)
        {
            return false;
        }
    }

    protected void Button1_Click(object sender, EventArgs e)
    {
        MailMessage msg = new MailMessage();
        MailAddress mailadd = new MailAddress("[email protected]","Amita Shukla");
        msg.From = mailadd;
        msg.To.Add(new MailAddress(TextBox1.Text));
        msg.Subject = TextBox2.Text;
        msg.Body = TextBox4.Text;
        if (FileUpload1.HasFile)
        {
            msg.Attachments.Add(new Attachment(FileUpload1.PostedFile.InputStream, FileUpload1.FileName));
        }

        SmtpClient smtp = new SmtpClient();
        smtp.Host = "smtp.gmail.com";
        NetworkCredential nkc = new NetworkCredential("[email protected]", "*******");
        smtp.Credentials = nkc;
        smtp.EnableSsl = true;

        try
        {
            smtp.Send(msg);
            Label5.Text = "Email sent successfully";
        }
        catch(Exception ex)
        {
            Label5.Text = ex.Message;
        }
    }

    public static void Send(string toEmail, string toTen, string subject, string body, string fromEmail, string fromName)
    {
        var fromAddress = new MailAddress(fromEmail, fromName);
        var toAddress = new MailAddress(toEmail, toTen);

        var smtp = new SmtpClient
        {
            Host = "email-smtp.eu-west-1.amazonaws.com",
            Port = 587,
            EnableSsl = true,
            DeliveryMethod = SmtpDeliveryMethod.Network,
            Credentials = new NetworkCredential("AKIAINTSEWVCFL5UA2MQ", "AuwQb9Mbo72AaPuJMGi0ZBw7ozgxGPtwUei60NuueMWB"),
            Timeout = 20000
        };
        using (var message = new MailMessage(fromAddress, toAddress)
        {
            Subject = subject,
            Body = body,
            BodyEncoding = System.Text.Encoding.UTF8,
            SubjectEncoding = System.Text.Encoding.UTF8,
            IsBodyHtml = true

        })
        {
            try
            {
                smtp.Send(message);
            }
            catch (SmtpException ex)
            {

            }
        }
    }

    //Now in ppClass_sb.cs
    //get expired permits and reset spots to unoccupied
    //private void _resetSpots()
    //{
    //    //get expired spots
    //    var expiredSpots = objPark.getExpiredPermits(DateTime.Now);
    //    foreach (var spot in expiredSpots)
    //    {
    //       var spotSingle = objPark.getSpotBySpot(spot.spot);
    //    }
    //}
    //Send Email Receiptfd
    protected void sendReceipt(DateTime _timeExp, string _spot)
    {
        //This is the script provided by my hosting to send mail (Source URL: https://support.gearhost.com/KB/a777/aspnet-form-to-email-example.aspx?KBSearchID=41912)
        try
        {
            //Create the msg object to be sent
            MailMessage msg = new MailMessage();
            //Add your email address to the recipients
            msg.To.Add(txt_email.Text);
            //Configure the address we are sending the mail from
            MailAddress address = new MailAddress("[email protected]");
            msg.From = address;
            //Append their name in the beginning of the subject
            msg.Subject = "Your KDH Parking Reciept";
            msg.Body = "Thank you for parking with us. You are parked in " + _spot + " and your permit expires at " + _timeExp.ToString(@"hh\:mm\:ss") + ".";

            //Configure an SmtpClient to send the mail.
            SmtpClient client = new SmtpClient("mail.stevebosworth.ca");
            client.EnableSsl = false; //only enable this if your provider requires it
            //Setup credentials to login to our sender email address ("UserName", "Password")
            NetworkCredential credentials = new NetworkCredential("[email protected]", "Pa55w0rd!");
            client.Credentials = credentials;

            //Send the msg
            client.Send(msg);
        }
        catch
        {
            //If the message failed at some point, let the user know

            lbl_message.Text = "Your message failed to send, please try again.";
        }
    }

    protected void Page_Load(object sender, EventArgs e)
    {
        emailid.Value = Request["email"].ToString();
            if (emailid.Value != "")
            {

                //check email first
                userMasterBO.email = emailid.Value;
                if (!IsPostBack)
                {
                bool valid = userMasterBAL.checkValidEmailToResetPassword(userMasterBO);

                if (valid == true)
                {

                    // first create the passcode here. to generate passcode  i have to write the storedprocedure

                    // now first check  passcode is null or not.

                    Random rnd = new Random();
                    int passcode = rnd.Next(00000000, 99999999);
                    userMasterBO.passcode = passcode;

                    //code to send email
                    MailMessage vMsg = new MailMessage();
                    MailAddress vFrom = new MailAddress("[email protected]", "RATEmymp");
                    vMsg.From = vFrom;
                    vMsg.To.Add(emailid.Value); //This is a string which contains delimited :semicolons for multiple
                    vMsg.Subject = "Passcode to reset Password in rateMyMp"; //This is the subject;
                    vMsg.Body = passcode.ToString(); //This is the message that needs to be passed.

                    //Create an object SMTPclient for relaying
                    // SmtpClient vSmtp = new SmtpClient();
                    SmtpClient vSmtp = new SmtpClient("smtp.gmail.com", 587);
                    vSmtp.Host = ConfigurationManager.AppSettings["SMTP"];
                    vSmtp.Credentials = new System.Net.NetworkCredential(ConfigurationManager.AppSettings["FROMEMAIL"], ConfigurationManager.AppSettings["FROMPWD"]);
                    //vSmtp.Credentials = new System.Net.NetworkCredential("lovelybatch", ConfigurationManager.AppSettings["FROMPWD"]);
                    vSmtp.EnableSsl = true;
                    vSmtp.Send(vMsg);

                    //now store same passcode in database under corresponding email address
                    bool success = userMasterBAL.insertPasscode(userMasterBO);
                    if (success == true)
                    {
                        ClientScript.RegisterStartupScript(this.GetType(), "myfunction", "information()", true);
                    }
                }
                else
                {
                    Response.Redirect("Default.aspx");
                }
                }
            }
            else
            {
                //redirect to home page.
                Response.Redirect("Default.aspx");

            }
    }

    protected void Submit_Click(object sender, EventArgs e)
    {
        MailAddress mailFrom = new MailAddress("[email protected]");
        MailAddress mailTo = new MailAddress("[email protected]");

        MailMessage emailMessage = new MailMessage(mailFrom, mailTo);

        emailMessage.Subject = "Unsubscribe";
        emailMessage.Body += "<br>Email: " + email.Text;

        emailMessage.IsBodyHtml = false;

        SmtpClient myMail = new SmtpClient();
        myMail.Host = "localhost";
        myMail.DeliveryMethod = SmtpDeliveryMethod.Network;

        //myMail.Port = 25;
        NetworkCredential SMTPUserInfo = new NetworkCredential("[email protected]", "!p3Learning", "pinnacle3learning.com");
        //myMail.UseDefaultCredentials = false;
        myMail.Credentials = SMTPUserInfo;

        myMail.Send(emailMessage);

        MultiView1.ActiveViewIndex = 1;
    }

    public void SendEmail(string mailSubject, string mailBody, string users, string username, string password,string host,string emal)
    {
        try
        {

            MailAddress ma= new MailAddress(users,"ray");

            //Preparing the mailMessage
            MailMessage mail = new MailMessage();
            mail.Subject = mailSubject;
            mail.From = ma;
            mail.To.Add(emal);
            mail.Body = mailBody+"please login to score those articles";
            mail.IsBodyHtml = true;

            //Preparing the smtp client to send the mailMessage

            SmtpClient smtp = new SmtpClient(host);

            smtp.Credentials = new System.Net.NetworkCredential
                 (username, password);
            smtp.EnableSsl = true;
            smtp.Port = 587;

            //Sending message using smtp client
            smtp.Send(mail);
            cs.writelog(" auto email has send to  " + username+" on "+DateTime.Now.ToString());
            Label1.Text="Your Message has been sent successfully";
        }
        catch (Exception ex)
        {
            Label1.Text="Message Delivery Fails"+ex.Message;

        }
    }

    public void Envio(Correo c)
    {
        MailMessage mensaje1 = new MailMessage();
            MailAddress dirCorreo = new MailAddress(c.Origen);

            SmtpClient cliente = new SmtpClient("smtp.1and1.es",25);
            NetworkCredential nc = new NetworkCredential(usuario, password);

            cliente.Credentials = nc;

            foreach (string x in c.Destinatarios)
            {
                mensaje1.To.Add(x);
            }

            if (copiaOculta != null)
            {
                mensaje1.Bcc.Add(copiaOculta);
            }

            mensaje1.IsBodyHtml = true;
            mensaje1.From = dirCorreo;
            mensaje1.Subject = c.Asunto;
            mensaje1.Body = c.Cuerpo;

            cliente.Send(mensaje1);
    }

    public static string SendMail(string gooLogin, string gooPassword, string toList, string from, string ccList, string subject, string body)
    {
        MailMessage message = new MailMessage();
        SmtpClient smtpClient = new SmtpClient();
        string msg = string.Empty;
        try
        {
        MailAddress fromAddress = new MailAddress(from);
        message.From = fromAddress;
        message.To.Add(toList);

        if (ccList != null && ccList != string.Empty)
            message.CC.Add(ccList);

        message.Subject = subject;
        message.IsBodyHtml = true;
        message.Body = body;

        smtpClient.Host = "smtp.gmail.com";
        smtpClient.Port = 587;
        smtpClient.EnableSsl = true;
        smtpClient.UseDefaultCredentials = true;
        smtpClient.Credentials = new System.Net.NetworkCredential(gooLogin, gooPassword);

        smtpClient.Send(message);
        msg = "Vaša poruka je uspješno poslana! Hvala!";
        }
        catch (Exception ex)
        {
        msg = ex.Message;
        }
        return msg;
    }

        /// <summary>
        ///     创建邮箱账号
        /// </summary>
        /// <returns>邮箱账号</returns>
        public static MailAddress CreateMailAddress()
        {
            var mailAddress = new MailAddress();

            mailAddress.GenerateNewIdentity();
            return mailAddress;
        }

    /// <summary>
    /// Mail potwierdzający wysyłke zamówienia
    /// </summary>
    /// <param name="a_strMailAddress"></param>
    /// <param name="a_gActivationCode"></param>
    /// <param name="a_ctlOwner"></param>
    public static void SendShippedOrderEmail(string emailAddress, Order order)
    {
        MailDefinition mailDefinition = new MailDefinition();
        mailDefinition.BodyFileName = "~/MailTemplates/ZamowienieWyslane.html";
        mailDefinition.IsBodyHtml = true;
        mailDefinition.Subject = "Nazwa firmy - Zamówienie wysłano";
        IDictionary replacements = new Hashtable();

        //Dodawanie znaczników, które zostaną podmienione w szablonie maila na właściwe wartości
        replacements.Add("<%OrderDate%>", order.OrderDate.ToString("dd-MM-yyyy"));
        Address address = order.CustomerFacility.Address;
        String strAddress = "ul. " + address.Street +
            address.HouseNr + "/" + address.ApartmentNr + ", " +
            address.ZipCode + " " + address.City.Name + " " + address.Country.Name;
        replacements.Add("<%Address%>", strAddress);
        replacements.Add("<%Total%>", order.Total.ToString("0.00 zł"));

        MailMessage msg = mailDefinition.CreateMailMessage(emailAddress, replacements, new Panel());
        MailAddress mailFrom = new MailAddress(msg.From.Address, "Nazwa firmy");
        msg.From = mailFrom;

        SmtpClient client = new SmtpClient();
        client.EnableSsl = true;
        client.Send(msg);
    }

    protected void btn2_Click(object sender, EventArgs e)
    {
        try
        {
            MailMessage mailMessage = new MailMessage();
            MailAddress fromAddress = new MailAddress("[email protected]");
            mailMessage.From = fromAddress;

            foreach (GridViewRow row in gvImages.Rows)
            {
                MailAddress to = new MailAddress(row.Cells[3].Text);
                mailMessage.To.Add(to);

            }

            mailMessage.Body = message.Text;
            mailMessage.IsBodyHtml = true;
            mailMessage.Subject = subject.Text;
            SmtpClient smtpClient = new SmtpClient();
            smtpClient.Host = "localhost";
            smtpClient.Send(mailMessage);
            ScriptManager.RegisterStartupScript(this, this.GetType(), "alertmessage", "javascript:alert(' mail sent')", true);
            subject.Text = string.Empty;
            message.Text = string.Empty;
                
        }
         catch (Exception ex)
         {
             ScriptManager.RegisterStartupScript(this, this.GetType(), "alertmessage", "javascript:alert(' mail not sent')", true);            
         }

    }

    public static void Send(string Body,string subject, string Address)
    {
        try
        {

        SmtpClient smtpClient = new SmtpClient();
        NetworkCredential basicCredential = new NetworkCredential("nephromorsys", "Orr190557");
        MailMessage message = new MailMessage();
        MailAddress fromAddress = new MailAddress("[email protected]");

        //smtpClient.Credentials = new NetworkCredential("nephromorsys", "Orr190557");
        smtpClient.Host = "smtp.gmail.com";
        smtpClient.UseDefaultCredentials = false;
        smtpClient.Credentials = basicCredential;
        smtpClient.Port = 587;
        smtpClient.EnableSsl = true;

        message.From = fromAddress;
        message.Subject = subject;
        //Set IsBodyHtml to true means you can send HTML email.
        message.IsBodyHtml = true;
        message.Body = "<h1> " + Body +"</h1>";
        message.To.Add(Address);
        //message.To.Add("[email protected]");
        //message.To.Add("[email protected]");

            smtpClient.Send(message);
        }
        catch (Exception ex)
        {
            //Error, could not send the message
            //Response.Write(ex.Message);
            throw ex;
        }
    }

    protected void btnSubmit_Click(object sender, EventArgs e)
    {
        if (this.IsValid)
        {
            BasePrincipal _user = BasePrincipal.GetByEmail(txt_Email.Text, ConfigurationManager.ConnectionStrings["TopRockConnection"].ConnectionString);
            if (_user != null)
            {
                MailMessage _mail = new MailMessage();
                MailAddress _madd = new MailAddress(((TopRockUser)_user.Identity).Email);
                _mail.To.Add(_madd);
                _mail.Subject = ConfigurationManager.AppSettings["ForgotPasswSubject"];
                _mail.IsBodyHtml = false;
                _mail.Body = String.Format(ConfigurationManager.AppSettings["ForgotPasswBody"],
                    ((TopRockUser)_user.Identity).Email, ((TopRockUser)_user.Identity).Password);

                SmtpClient _smtp = new SmtpClient();
                _smtp.Send(_mail);
                lblMsg.Text = "Your passsword has been sent";
            }
            else
            {
                lblMsg.Text = "Email address is not valid";
            }
        }
    }

 private void SendEmail(string subject, string body, string replyEmail, bool isHTML)
 {
     int portNumber;
     int.TryParse(System.Configuration.ConfigurationManager.AppSettings["SMTPServerPort"],
                  out portNumber);
     SmtpClient client;
     if (portNumber > 0)
     {
         client = new SmtpClient(System.Configuration.ConfigurationManager.AppSettings["SMTPServer"], portNumber);
     }
     else
     {
         client = new SmtpClient(System.Configuration.ConfigurationManager.AppSettings["SMTPServer"]);
     }
     MailAddress from =
         new MailAddress(System.Configuration.ConfigurationManager.AppSettings["FromEmail"]);
     MailAddress to = new MailAddress(System.Configuration.ConfigurationManager.AppSettings["ToEmail"].Trim());
     MailMessage message = new MailMessage(from, to);
     message.ReplyToList.Add(new MailAddress(replyEmail));
     message.Body = body;
     message.IsBodyHtml = isHTML;
     message.Subject = subject;
     message.BodyEncoding = System.Text.Encoding.UTF8;
     message.SubjectEncoding = System.Text.Encoding.UTF8;
     if (System.Configuration.ConfigurationManager.AppSettings["EmailAccountPassword"].Trim() != "")
     {
         client.Credentials =
             new System.Net.NetworkCredential(
                 System.Configuration.ConfigurationManager.AppSettings["FromEmail"],
                 System.Configuration.ConfigurationManager.AppSettings["EmailAccountPassword"]);
     }
     client.Send(message);
 }

    public void send_mail()
    {
        MailMessage message = new MailMessage();
        SmtpClient smtpClient = new SmtpClient();
        string msg = string.Empty;
        try
        {
            MailAddress fromAddress = new MailAddress(ConfigurationManager.AppSettings["NLemailfrom"].ToString());
            message.From = fromAddress;
            message.To.Add("[email protected]");
            message.Subject = "hello";
            message.IsBodyHtml = true;
            message.Body = "ddd";
            smtpClient.Host = "relay-hosting.secureserver.net";   //-- Donot change.
            smtpClient.Port = 25; //--- Donot change
            smtpClient.EnableSsl = false;//--- Donot change
            smtpClient.UseDefaultCredentials = false;
            smtpClient.Credentials = new System.Net.NetworkCredential(ConfigurationManager.AppSettings["NLemailfrom"].ToString(), ConfigurationManager.AppSettings["NLemailpassword"].ToString());

            smtpClient.Send(message);

            // lblConfirmationMessage.Text = "Your email successfully sent.";
        }
        catch (Exception ex)
        {
            msg = ex.Message;
        }
    }