<?php
include("include/config.php");


	//Function to sanitize values received from the form. Prevents SQL injection
	function clean($str) {
		$str = @trim($str);
		if(get_magic_quotes_gpc()) {
			$str = stripslashes($str);
		}
		return mysql_real_escape_string($str);
	}

	//Sanitize the POST values

	$email = clean($_POST['email']);
	$username = clean($_POST['username']);
	$password = clean($_POST['password']);
	$cpassword = clean($_POST['cpassword']);

	//Input Validations

	if($email == '') {
		$errmsg_arr[] = 'Email missing';
	}
	if($login == '') {
		$errmsg_arr[] = 'Login ID missing';
	}
	if($password == '') {
		$errmsg_arr[] = 'Password missing';
	}
	if($cpassword == '') {
		$errmsg_arr[] = 'Confirm password missing';
	}
	if( strcmp($password, $cpassword) != 0 ) {
		$errmsg_arr[] = 'Passwords do not match';
	}

	//Check for duplicate login ID
	if($login != '') {
		$qry = "SELECT * FROM c4c_members WHERE username='$username'";
		$result = mysql_query($qry);
		if($result) {
			if(mysql_num_rows($result) > 0) {
				$errmsg_arr[] = 'Login ID already in use';
			}
			@mysql_free_result($result);
		}
		else {
			die("Query failed2");
		}
	}

	//If there are input validations, redirect back to the registration form
	if($errflag) {
		$_SESSION['ERRMSG_ARR'] = $errmsg_arr;
		session_write_close();
		header("location: register.php");
		exit();
	}

	//Create INSERT query
	$qry = "INSERT INTO c4c_members(email, username, pass) VALUES('$email','$username','".md5($_POST['password'])."')";
	$result = @mysql_query($qry);

	//Check whether the query was successful or not
	if($result) {
		header("location: login.php");
		exit();
	}else {
		die("Query failed1");
	}
?>