<?php
	require_once('check_login.php');
	require_once 'function_auth.php';

	if (strlen($_POST["loginpw"]) > 0) {
		$strength = Password::strength($_POST["loginpw"], $_POST["username"]);
		if (!$strength) {
			exit('Insufficient password strength');
		}
		$loginpw = Password::hash($_POST["loginpw"]);

	}

	$sth1 = $dbh->prepare("SELECT * FROM sys_cms_login where cmsloginname = ? AND cmsloginid<> ? ");
	if (!$sth1->execute(array($_POST["loginname"], $_POST["cmsloginid"])))
		throw new Exception('[' . $sth1->errorCode() . ']: ' . $sth1->errorInfo());

	if ($sth1->fetchColumn() > 0) {
		header("Location: sys_cms_user_index.php?msg=5");
		exit;
	}

	// Modify

	if (strlen($_POST["loginpw"]) > 0) {

		$password_expirydate = date('Y-m-d H:i:s', strtotime("+1 year")); //extend 1 year

		$sql       = "update sys_cms_login set cmsusername=?, cmsloginname=?, lastupdate=?, cmsloginpw=?, password_expirydate=? where cmsloginid=?";
		$sth2      = $dbh->prepare($sql);
		$parameter = array($_POST["username"], $_POST["loginname"], $nowdate, $loginpw, $password_expirydate, $_POST["cmsloginid"]);


		if (!$sth2->execute($parameter))
			throw new Exception('[' . $sth1->errorCode() . ']: ' . $sth1->errorInfo());
		else {
			unset($_SESSION['loginname']);
			unset($_SESSION['password']);
			unset($_SESSION['loginid']);
			unset($_SESSION['cmsloginid']);
			unset($_SESSION['role']);
			unset($_SESSION['cmsrole']);

			header("Location: login.php");
			exit;
		}
	} else {
		$sql       = "update sys_cms_login set cmsusername=?, cmsloginname=?, lastupdate=? where cmsloginid=?";
		$sth2      = $dbh->prepare($sql);
		$parameter = array($_POST["username"], $_POST["loginname"], $nowdate, $_POST["cmsloginid"]);

		if (!$sth2->execute($parameter))
			throw new Exception('[' . $sth1->errorCode() . ']: ' . $sth1->errorInfo());
		else
			header("Location: sys_cms_user_index.php?msg=2");
	}