$user = array();
		$error = array();
		$conditions = '';
		$errorscounter = 0;

		if (
			!isset($email)
			|| $email == ""
			|| !preg_match(REGEXP_EMAIL, $email))
		{
			$error[$errorscounter]['error'] = 'Error! Your email address has an error, please make sure you type it correctly.';
			$errorscounter++;
		}

		$sql = 'SELECT COUNT(email) AS total FROM '.DB_PREFIX.'users WHERE email = "'.$email.'"';
		$result = $db->query($sql);
		$row = $result->fetch_assoc();

		/* Check Cloned email addresses */
		if ( $row['total'] > 0)
		{
			$error[$errorscounter]['error'] = 'Error! Sorry, that email address is already registered.';
			$errorscounter++;
		}

		/* Check username */
		if (
			!isset($username)
			|| $username == "" ||
			!preg_match(REGEXP_USERNAME, $username)
			|| strlen($username) < USERS_USERNAME_MIN_LEN
			|| strlen($username) > USERS_USERNAME_MAX_LEN)
		{
			$error[$errorscounter]['error'] = 'Error! Your username was not formatted correctly. Username must be between '.USERS_USERNAME_MIN_LEN.' and '.USERS_USERNAME_MAX_LEN.' characters long. A-Z, a-z, 0-9, dash and underscore are allowed.';
			$errorscounter++;
		}

		$sql = 'SELECT COUNT(username) AS total FROM '.DB_PREFIX.'users WHERE LCASE(`username`)="'.strtolower($username).'"';
		$result = $db->query($sql);
		$row = $result->fetch_assoc();

		/* Check username being in use */
		if ($row['total'] > 0)
		{
			$error[$errorscounter]['error'] = 'Error! The username you entered is already in use, please choose another.';
			$errorscounter++;
		}


		if ($errorscounter>0)
		{
			return $error;
		}
		else
		{
			$params = array('username' => $username,
						  'email' => $email);

			$api_key = rand(1, 10000) . rand(1, 10) . time() . rand(300, 500) . rand(1, 100) . rand(1, 10);

			$args = array(
				'length'				=>	USERS_PASSWORD_MAX_LEN,
				'alpha_upper_include'	=>	false,
				'alpha_lower_include'	=>	true,
				'number_include'		=>	true,
				'symbol_include'		=>	false
			);
			$object = new chip_password_generator( $args );
			$password = $object->get_password();

			$sql = 'INSERT INTO '.DB_PREFIX.'users (username, password, email, api_key, created_on)
									 VALUES ("' . $params['username'] . '",
											 "' . $password . '",
											 "' . $params['email'] . '",
											 "' . $api_key . '",
											 NOW() )';
			$result = $db->query($sql);

			$current_user = new User($db->insert_id);
			$user[] = $current_user->CreateUserApiKey();

			return $user;
		}