<?php

if (isset($_POST['recaptcha_response_field']) && isset($_POST['recaptcha_challenge_field'])){
	// process captcha
        $recaptcha_challenge_field = $_POST['recaptcha_challenge_field'];
        $recaptcha_response_field = $_POST['recaptcha_response_field'];
	$resp = recaptcha_check_answer ($privatekey, $_SERVER["REMOTE_ADDR"], $recaptcha_challenge_field, $recaptcha_response_field);

	if (!$resp->is_valid){
		die ("The reCAPTCHA wasn't entered correctly. Go back and try it again.<!-- reCAPTCHA said: " . $resp->error . ") -->");
	}else{
		$formdata = (isset($_POST['formdata'])) ? explode("&",urldecode($_POST['formdata'])) : array();
		// create associative array for form fields and values
		$formfields = array();
		foreach ($formdata as $key => $val){
			$arr = explode("=",$val);
			$formfields[$arr[0]] = $arr[1];
			unset($arr);
		}