XploreDotNet

Saturday, March 31, 2007

Sending Mail Using System.Net.Mail

Code Behind

using System;
using System.Data;
using System.Configuration;
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.Net.Mail; /* Available Only in .NET 2005, it include:
MailMessage,MailAddress,Attachment,SmtpClient.. */
using System.Drawing; // to Set ForeColor to Label
using System.IO;

public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{ }
}
protected void btSend_Click(object sender, EventArgs e)
{
try
{

MailMessage mM = new MailMessage();/*Represents an
e-mail message that can be sent using the SmtpClient class.*/

mM.From = new MailAddress(txtFrom.Text); /* Gets or sets
the from address for this e-mail message */

mM.To.Add(txtTo.Text);/* Gets the address collection that
contains the recipients of this e-mail message */

mM.Subject = txtSub.Text; /* Gets or sets the subject line
for this e-mail message */

mM.Body = txtMsg.Text; /* Message Content */

mM.Priority = MailPriority.High; /* Gets or sets the priority
of this e-mail message */

SmtpClient sC = new SmtpClient("smtp.mail.yahoo.com"); /* Allows applications to
send e-mail by using the Simple Mail Transfer Protocol (SMTP) */

sC.Port = 587; /*Gets or sets the port used for SMTP transactions.*/

sC.Credentials = new NetworkCredential("YahooUsername", "password");/*Provides credentials
for password-based authentication schemes such as basic, digest, NTLM, and
Kerberos authentication.*/

sC.Send(mM); /* Overloaded. Sends an e-mail message to an SMTP server
for delivery. These methods block while the message is being transmitted. */

lbReport.Text = "Mail Send Successfully";

lbReport.ForeColor = Color.Green;

}
catch(Exception ex)
{

lbReport.Text = ex+"Mail Sending Fail's";

lbReport.ForeColor = Color.Red;
}
}
}

Inline Code

<%@ Page Language="C#" AutoEventWireup="true"
CodeFile="Default.aspx.cs" Inherits="_Default" %>
<!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 runat="server">
<title>Sending Mail Using System.Net.Mail</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<table style="width: 526px">
<tr><td style="width: 116px; height: 26px;">
<strong>From</strong></td><td style="width: 324px; height: 26px;">
<asp:TextBox ID="txtFrom" runat="server" Width="391px"></asp:TextBox></td>
</tr>
<tr><td style="width: 116px; height: 26px;">
<strong>To</strong></td><td style="width: 324px; height: 26px;"><asp:TextBox ID="txtTo" runat="server" Width="392px"></asp:TextBox></td></tr>
<tr><td style="width: 116px">
<strong>Subject</strong></td><td style="width: 324px"><asp:TextBox ID="txtSub" runat="server" Width="394px"></asp:TextBox></td> </tr>
<tr><td style="height: 290px">
<strong>Message</strong></td><td style="height: 290px; width: 324px;">
<asp:TextBox ID="txtMsg" runat="server" Height="284px" TextMode="MultiLine" Width="394px"></asp:TextBox></td></tr>
<tr><td style="height: 5px"></td><td style="width: 324px; height: 5px">
<asp:Button ID="btSend" runat="server" Text="Send" OnClick="btSend_Click" /> <asp:Button ID="btClear"
runat="server" Text="Clear" /></td></tr>
</table>

</div>
<asp:Label ID="lbReport" runat="server" Font-Bold="True" Font-Names="Times New Roman"></asp:Label>
</form>
</body>
</html>

In your IIS Server You Have To Configure,

Step As Follow,

Step 1: Default SMTP Virtual Server.

Step 2:Right-click it.

Step 3:Select Properties.

Step 4:Select Access tab.

Step 5:Click Relay Button.

Step 6:Relay Restriction Dialog Box, only the list below Option Will Be Selected By Default.

Step7:If The local IP address: 127.0.0.1 is Entered Means leave that one else you have to
add the above ip address in The Single Computer Ip address it's enough.

Thursday, March 29, 2007

Convert String To Lower Upper Proper cases

private void Button1_Click(object sender, System.EventArgs e)
{
// TextInfo Class available in System.Globalization namespace;

TextInfo t = new CultureInfo("en-US",false).TextInfo;

//TextInfo Class Defines properties and behaviors, such as casing,
//that are specific to a writing system
Response.Write("LowerCase :"+t.ToLower(TextBox1.Text)+"
ProperCase :"

+t.ToTitleCase(TextBox1.Text)+"
UpperCase :"

+t.ToUpper(TextBox1.Text));
}

Wednesday, March 28, 2007

Convert String To Formatted Date and Time

private void Form1_Load(object sender, System.EventArgs e){
DateTime dt;
string InputDateString = "20070328";
 int iYear =
System.Convert.ToInt32(InputDateString.Substring(0,4));
  int iMonth =
System.Convert.ToInt32(InputDateString.Substring(4,2));
 int iDay =
System.Convert.ToInt32(InputDateString.Substring(6,2));
dt = new DateTime(iYear, iMonth, iDay);
MessageBox.Show(dt.Date.ToString());
MessageBox.Show(dt.Year+" "+dt.Month+", "+dt.Day);
//Change Any Format As You Like It
}

Convert String To Date Format

private void Form1_Load(object sender, System.EventArgs e)
{
string s="3/23/2007";//DateFormat -MM/DD/YY
DateTime dt=new DateTime();
if(s!=null && s.Trim()!="")
dt= System.Convert.ToDateTime(s);
MessageBox.Show(dt.ToString());
}

Friday, March 23, 2007

Get HostName and IP Address

System.Net.IPHostEntry host =new System.Net.IPHostEntry();
private void Page_Load(object sender, System.EventArgs e)
{
host = System.Net.Dns.GetHostByAddress
 (Request.ServerVariables["REMOTE_HOST"]);

Response.Write(host.HostName+"\n"+"IP :"+
 Request.ServerVariables["REMOTE_ADDR"]);
}