if($_POST['button'] && isset($_FILES['attachment']))
{
$from_email = '[email protected]'; //from mail, sender email address
$recipient_email = '[email protected]'; //recipient email address
//Load POST data from HTML form
$sender_name = $_POST["sender_name"] //sender name
$reply_to_email = $_POST["sender_email"] //sender email, it will be used in "reply-to" header
$subject = $_POST["subject"] //subject for the email
$message = $_POST["message"] //body of the email
/*Always remember to validate the form fields like this
if(strlen($sender_name)<1)
{
die('Name is too short or empty!');
}
*/
//Get uploaded file data using $_FILES array
$tmp_name = $_FILES['my_file']['tmp_name']; // get the temporary file name of the file on the server
$name = $_FILES['my_file']['name']; // get the name of the file
$size = $_FILES['my_file']['size']; // get size of the file for size validation
$type = $_FILES['my_file']['type']; // get type of the file
$error = $_FILES['my_file']['error']; // get the error (if any)
//validate form field for attaching the file
if($file_error > 0)
{
die('Upload error or No files uploaded');
}
//read from the uploaded file & base64_encode content
$handle = fopen($tmp_name, "r"); // set the file handle only for reading the file
$content = fread($handle, $size); // reading the file
fclose($handle); // close upon completion
$encoded_content = chunk_split(base64_encode($content));
$boundary = md5("random"); // define boundary with a md5 hashed value
//header
$headers = "MIME-Version: 1.0\r\n"; // Defining the MIME version
$headers .= "From:".$from_email."\r\n"; // Sender Email
$headers .= "Reply-To: ".$reply_to_email."\r\n"; // Email address to reach back
$headers .= "Content-Type: multipart/mixed;"; // Defining Content-Type
$headers .= "boundary = $boundary\r\n"; //Defining the Boundary
//plain text
$body = "--$boundary\r\n";
$body .= "Content-Type: text/plain; charset=ISO-8859-1\r\n";
$body .= "Content-Transfer-Encoding: base64\r\n\r\n";
$body .= chunk_split(base64_encode($message));
//attachment
$body .= "--$boundary\r\n";
$body .="Content-Type: $type; name=".$name."\r\n";
$body .="Content-Disposition: attachment; filename=".$name."\r\n";
$body .="Content-Transfer-Encoding: base64\r\n";
$body .="X-Attachment-Id: ".rand(1000, 99999)."\r\n\r\n";
$body .= $encoded_content; // Attaching the encoded file with email
$sentMailResult = mail($recipient_email, $subject, $body, $headers);
if($sentMailResult )
{
echo "File Sent Successfully.";
unlink($name); // delete the file after attachment sent.
}
else
{
die("Sorry but the email could not be sent.
Please go back and try again!");
}
}