Send an Email on Form Submission using PHP with PHPMailer

Sending of an Email is most required feature of any Website for connect user to system, so in this post we have discuss how can we send email on form submission by using PHP script with PHPMailer Library class. PHPMailer class is an other alternative of PHP mail() function to send an Email by using SMTP settings. If you have an Email hosting account then you can use this PHPMailer class for send an email from your website by provide SMTP credential.

In this post we have learn how can we send email from localhost in PHP script by using PHPMailer. If you have use PHP mail() function for send an email then you have to set Email configuration in your php.ini file but if you have use PHPMailer class then you can use any Email hosting account for send an email on form submission or any event in your website as you set.

Here we will learn how to use PHPMailer in PHP and how can we configure into our PHP script or form submission event. For use this class we have required SMTP username and password and we also know SMTP host server name also. If you do not know, so please collect this information first for use this class, without knowing this information we can not configured PHPMailer class into our web application. If we have successfully configured SMTP settings then we can send Email via SMTP server in PHP using PHPMailer. In this post we have make simple contact form for user to send his or her feedback to owner of website via Email send using PHPMailer.

Download Source code

Source Code

index.php

<?php
//index.php

$error = '';
$name = '';
$email = '';
$subject = '';
$message = '';

function clean_text($string)
{
 $string = trim($string);
 $string = stripslashes($string);
 $string = htmlspecialchars($string);
 return $string;
}

if(isset($_POST["submit"]))
{
 if(empty($_POST["name"]))
 {
  $error .= '<p><label class="text-danger">Please Enter your Name</label></p>';
 }
 else
 {
  $name = clean_text($_POST["name"]);
  if(!preg_match("/^[a-zA-Z ]*$/",$name))
  {
   $error .= '<p><label class="text-danger">Only letters and white space allowed</label></p>';
  }
 }
 if(empty($_POST["email"]))
 {
  $error .= '<p><label class="text-danger">Please Enter your Email</label></p>';
 }
 else
 {
  $email = clean_text($_POST["email"]);
  if(!filter_var($email, FILTER_VALIDATE_EMAIL))
  {
   $error .= '<p><label class="text-danger">Invalid email format</label></p>';
  }
 }
 if(empty($_POST["subject"]))
 {
  $error .= '<p><label class="text-danger">Subject is required</label></p>';
 }
 else
 {
  $subject = clean_text($_POST["subject"]);
 }
 if(empty($_POST["message"]))
 {
  $error .= '<p><label class="text-danger">Message is required</label></p>';
 }
 else
 {
  $message = clean_text($_POST["message"]);
 }
 if($error == '')
 {
  require 'class/class.phpmailer.php';
  $mail = new PHPMailer;
  $mail->IsSMTP();        //Sets Mailer to send message using SMTP
  $mail->Host = 'smtpout.secureserver.net';  //Sets the SMTP hosts
  $mail->Port = '80';        //Sets the default SMTP server port
  $mail->SMTPAuth = true;       //Sets SMTP authentication. Utilizes the Username and Password variables
  $mail->Username = 'xxxxxxxxxx';     //Sets SMTP username
  $mail->Password = 'xxxxxxxxxx';     //Sets SMTP password
  $mail->SMTPSecure = '';       //Sets connection prefix. Options are "", "ssl" or "tls"
  $mail->From = $_POST["email"];     //Sets the From email address for the message
  $mail->FromName = $_POST["name"];    //Sets the From name of the message
  $mail->AddAddress('info@find2rent.com', 'Name');//Adds a "To" address
  $mail->AddCC($_POST["email"], $_POST["name"]); //Adds a "Cc" address
  $mail->WordWrap = 50;       //Sets word wrapping on the body of the message to a given number of characters
  $mail->IsHTML(true);       //Sets message type to HTML    
  $mail->Subject = $_POST["subject"];    //Sets the Subject of the message
  $mail->Body = $_POST["message"];    //An HTML or plain text message body
  if($mail->Send())        //Send an Email. Return true on success or false on error
  {
   $error = '<label class="text-success">Thank you for contacting us</label>';
  }
  else
  {
   $error = '<label class="text-danger">There is an Error</label>';
  }
  $name = '';
  $email = '';
  $subject = '';
  $message = '';
 }
}

?>
<!DOCTYPE html>
<html>
 <head>
  <title>Send an Email on Form Submission using PHP with PHPMailer</title>
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.0/jquery.min.js"></script>
  <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" />
  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
 </head>
 <body>
  <br />
  <div class="container">
   <div class="row">
    <div class="col-md-8" style="margin:0 auto; float:none;">
     <h3 align="center">Send an Email on Form Submission using PHP with PHPMailer</h3>
     <br />
     <?php echo $error; ?>
     <form method="post">
      <div class="form-group">
       <label>Enter Name</label>
       <input type="text" name="name" placeholder="Enter Name" class="form-control" value="<?php echo $name; ?>" />
      </div>
      <div class="form-group">
       <label>Enter Email</label>
       <input type="text" name="email" class="form-control" placeholder="Enter Email" value="<?php echo $email; ?>" />
      </div>
      <div class="form-group">
       <label>Enter Subject</label>
       <input type="text" name="subject" class="form-control" placeholder="Enter Subject" value="<?php echo $subject; ?>" />
      </div>
      <div class="form-group">
       <label>Enter Message</label>
       <textarea name="message" class="form-control" placeholder="Enter Message"><?php echo $message; ?></textarea>
      </div>
      <div class="form-group" align="center">
       <input type="submit" name="submit" value="Submit" class="btn btn-info" />
      </div>
     </form>
    </div>
   </div>
  </div>
 </body>
</html>