<?php
include('db.php');

if($_POST)
{	
	
	if(!isset($_POST['inputUsername']) || strlen($_POST['inputUsername'])<1)
	{
		//required variables are empty
		die('<div class="alert alert-danger">Please enter a username.</div>');
	}
	
	$CheckUserName = $mysqli->escape_string($_POST['inputUsername']);
	
	if($UserCheck = $mysqli->query("SELECT * FROM users WHERE username ='$CheckUserName'")){

   	$CheckRow = mysqli_fetch_array($UserCheck);
	
	$UserExists = $CheckRow['username'];
	
	$EmailExists = $CheckRow['email'];

   	$UserCheck->close();
   
	}else{
   
     printf("Error: %s\n", $mysqli->error);

	}
	
	if ($_POST['inputUsername'] == $UserExists)
	{
		//required variables are empty
		die('<div class="alert alert-danger">Username already taken. Please try another.</div>');
	}
	
	if(!isset($_POST['inputUsername']) || strlen($_POST['inputUsername'])<3)
	{
		//required variables are empty
		die('<div class="alert alert-danger">Username must be least 3 characters long.</div>');
	}
	
	if(!isset($_POST['inputEmail']) || strlen($_POST['inputEmail'])<1)
	{
		//required variables are empty
		die('<div class="alert alert-danger">Please let us know your email adress.</div>');
	}
	
	$ValidateEmail = $_POST['inputEmail'];
	
	if (filter_var($ValidateEmail, FILTER_VALIDATE_EMAIL)) {
  	// The email address is valid
	} else {
  		die('<div class="alert alert-danger">Please enter a valid email address.</div>');
	}
	
	if ($_POST['inputEmail'] == $EmailExists)
	{
		//required variables are empty
		die('<div class="alert alert-danger">Email already taken. Please try another.</div>');
	}
	
	if(!isset($_POST['inputPassword']) || strlen($_POST['inputPassword'])<1)
	{
		//required variables are empty
		die('<div class="alert alert-danger">Please provide a password.</div>');
	}
	
	if(!isset($_POST['inputPassword']) || strlen($_POST['inputPassword'])<6)
	{
		//required variables are empty
		die('<div class="alert alert-danger">Password must be least 6 characters long.</div>');
	}
		if(!isset($_POST['inputConfirmPassword']) || strlen($_POST['inputConfirmPassword'])< 1)
	{
		//required variables are empty
		die('<div class="alert alert-danger">Please enter the same password as above.</div>');
	}
	
	if ($_POST['inputPassword']!== $_POST['inputConfirmPassword'])
 	{
		//required variables are empty
     	die('<div class="alert alert-danger">Password did not match! Try again.</div>');
 	
	}
 
	$key='6Leh6QkUAAAAAHqPGyUKuk01jkdyPuKA-xxxxxx';
	$secret='6Leh6QkUAAAAANOZTunwxOeXAHbxkMN_xxxxxxxxxxx';
	$recaptcha=$_POST['g-recaptcha-response'];
	function getCurlData($url)
	{
	$curl = curl_init();
	curl_setopt($curl, CURLOPT_URL, $url);
	curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
	curl_setopt($curl, CURLOPT_TIMEOUT, 10);
	curl_setopt($curl, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.2.16) Gecko/20110319 Firefox/3.6.16");
	$curlData = curl_exec($curl);
	curl_close($curl);
	return $curlData;
	}
	$google_url="https://www.google.com/recaptcha/api/siteverify";
	$ip=$_SERVER['REMOTE_ADDR'];
	$url=$google_url."?secret=".$secret."&response=".$recaptcha."&remoteip=".$ip;
	$res=getCurlData($url);
	$res= json_decode($res, true);
	
if ($res['success']) {		
	
	$UserName  			= $mysqli->escape_string($_POST['inputUsername']); // Username
	$Email  			= $mysqli->escape_string($_POST['inputEmail']); // Email
	$Password  			= $mysqli->escape_string($_POST['inputPassword']); // Password
	$EncryptedPassword  = md5($Password); // Encript Password
	$RegisteredDate		= date("F j, Y"); //Added date
	
	
		
// Insert info into database table.. do w.e!
		$mysqli->query("INSERT INTO users(username, email, password, registered_date) VALUES ('$UserName', '$Email', '$EncryptedPassword','$RegisteredDate')");
		
		
?>
<script type="text/javascript">
function leave() {
window.location = "login_signup.html";
}
setTimeout("leave()", 1000);
</script>
<?php		
		
		die('<div class="alert alert-success">Thank you for Registering. Please wait while we redirect you to login.</div>');
		

   } else {
   		die('<div class="alert alert-danger">İnsan olduğunuzu doğrulayamadık</div>');
} }

?>