<?php
    // My modifications to mailer script from:
    // http://blog.teamtreehouse.com/create-ajax-contact-form
    // Added input sanitizing to prevent injection
    // Only process POST reqeusts.
    if ($_SERVER["REQUEST_METHOD"] == "POST") {
        // Get the form fields and remove whitespace.
        $name = strip_tags(trim($_POST["name"]));
	    $name = str_replace(array("\r","\n"),array(" "," "),$name);
        $email = filter_var(trim($_POST["email"]), FILTER_SANITIZE_EMAIL);
        $message = trim($_POST["message"]);
        $lettersubject = trim($_POST["lettersubject"]);}
        
        
	    
        // Check that data was sent to the mailer.
        //if ( empty($name) OR empty($message) OR !filter_var($email, FILTER_VALIDATE_EMAIL)) {
            // Set a 400 (bad request) response code and exit.
           // http_response_code(400);
          //  echo "There was a problem with your submission. Please complete the form and try again.";
          //  exit;
        //}
        
         if ( empty($message) ) {
            // Set a 400 (bad request) response code and exit.
            http_response_code(400);
            echo "Please type in your message.";
            exit;
        }
        
        
         if ( empty($name) OR ($name == "Your name")) {
            // Set a 400 (bad request) response code and exit.
            http_response_code(400);
            echo "Please enter your name.";
            exit;
        }
        
        
         if ( !filter_var($email, FILTER_VALIDATE_EMAIL)) {
            // Set a 400 (bad request) response code and exit.
            http_response_code(400);
            echo "Please provide a valid email address.";
            exit;
        }
        
        
        
        
        // Set the recipient email address.
        // FIXME: Update this to your desired email address.
        $recipient = "shinakaikitty@aol.com";
        // Set the email subject.
        $subject = "Message from $name via your website";
        // Build the email content.
        $email_content = "Name: $name\n";
        $email_content .= "Email: $email\n\n";
        $email_content .= "Subject: $lettersubject\n\n";
        $email_content .= "Message:\n$message\n";
        // Build the email headers.
        $email_headers = "From: $name <$email>";
        
        
      
// if the url field is empty 
if(isset($_POST['url']) && $_POST['url'] == ''){
     // then send the form to your email        
        
        
       
        // Send the email.
        if (mail($recipient, $subject, $email_content, $email_headers)) {
            // Set a 200 (okay) response code.
            http_response_code(200);
            echo "Thank you. Your message has been sent.";
        } 
        
        else {
            // Set a 500 (internal server error) response code.
            http_response_code(500);
            echo "Your message could not be sent. Please try again." ;
        }
     //else {
        // Not a POST request, set a 403 (forbidden) response code.
        //http_response_code(403);
        //echo "Your message could not be sent. Please try again.";
    //}
    
    
 } //spamchecker fin
 
 else {echo "Thank youphp";}
?>
