<?php 
  /** 
  * AJAX email form handler. 
  * 
  * This php file takes requests from outside scripts 
  * in order to send an email address to the admin. This 
  * file also attempts to perform server-side validation 
  * on the information passed from third-party users. 
  * 
  * ================== NOTE ======================= 
  * While the information is validated and safety is 
  * ensured, there can still be a security hole as 
  * this form is susceptible of spam. If there is a 
  * problem with spam, conisder filtering the amount 
  * of emails from a specifc URL. 
  * =============================================== 
  * 
  * @author eThemes.com 
  * @version 2.1 
  */ 
   
  // Get the settings for the email 
  require_once '../settings.php'; 
   
  // Get the variables 
  $name 	 = htmlspecialchars( trim( $_POST['name'] ) ); 
  $email	 = htmlspecialchars( trim( $_POST['email'] ) ); 
  $subject = htmlspecialchars( trim( $_POST['subject'] ) ); 
  $message = htmlspecialchars ( trim( $_POST['message'] ) ); 
   
  // Validate the infromation (including the email) 
  if ( strlen( $name ) <= 0 || strlen( $email ) <= 0 || strlen( $subject ) <= 0 || strlen( $message ) <= 0 || !filter_var($email, FILTER_VALIDATE_EMAIL) ) 
  	return 0; 
  	 
  // Set the INI file to smtp 
  ini_set("SMTP", $GLOBALS['smtp']); 
   
  /////////////////////////////////////// 
  // HEADERS - Change responsibly :) //// 
  /////////////////////////////////////// 
  $headers = ''; 
   
  // this is the subject of the message 
  $subject = "Website Contact: {$subject}"; 
  $headers .= "Content-type: text/html\r\n"; 
   
  $message  = "<b>Email</b>: {$email}<br /><br />"; 
  $message .= "<b>Message</b>: {$usermsg}<br />"; 
   
  $send = @mail($global_email, $subject, $message, $headers); 
   
  if ($send) 
  	echo 1; 
  else 
  	echo 0; 
  	 
  ?>