Custom contact us API magento

Custom contact us API magento

<?php
error_reporting(0);
include("../app/Mage.php");
umask(0);
Mage::app();

$tomail=Mage::getStoreConfig('contacts/email/recipient_email');
$salesname=Mage::getStoreConfig('trans_email/ident_sales/name');
$salesmail=Mage::getStoreConfig('trans_email/ident_sales/email');
$result_array = array();
$comment=$_POST['comment'];
$email=$_POST['email'];
$name=$_POST['name'];
$phone=$_POST['phone'];

if($comment=="" or $email=="" or $name=="" or $phone=="" or $comment=="0" or $email=="0" or $name=="0" or $phone=="0"){
$result_array["message"]="Please add all Information !! ";
$result_array["status"]="2";
echo json_encode($result_array);
exit;
}
else
{

$here = <<setBodyText($here);
$mail->setFrom($salesmail, $salesname);
$mail->addTo($tomail, $salesname);
$mail->setReplyTo($email, $name);
$mail->setSubject('Contact Form');
$mail->send();
echo json_encode($result_array);
exit;
}
?>