<?php
// 
// OpenSMTPD Admin 
// by Mischa Peters <mischa at high5 dot nl>
// Copyright (c) 2022 High5!
// License Info: LICENSE.TXT
//
// File: edit-alias.php
//
// Template File: edit-alias.tpl
//
// Template Variables:
//
// message
// goto
//
// Form POST \ GET Variables:
//
// address
// domain
// goto
//
require_once './functions.inc.php';
include './languages/' . check_language() . '.lang';

$SESSID_USERNAME = check_session();
$list_domains = list_domains($SESSID_USERNAME);
$admin = $SESSID_USERNAME ?? ADMIN_EMAIL;

if ($_SERVER['REQUEST_METHOD'] == "GET") {
	$address = filter_input(INPUT_GET, 'address', FILTER_VALIDATE_EMAIL);
	$domain = filter_input(INPUT_GET, 'domain', FILTER_VALIDATE_DOMAIN);
	$domain_key = array_search($domain, array_column($list_domains, 'domain'));
	$domain_exist = in_array($domain, array_column($list_domains, 'domain'));

	if ($domain_exist) {
		try {
			$dbh = pdo_connect();
			$sth = $dbh->prepare("SELECT goto FROM alias WHERE address=? AND domain=?");
			$sth->bindParam(1, $address, PDO::PARAM_STR);
			$sth->bindParam(2, $domain, PDO::PARAM_STR);
			$sth->execute();
			$goto = $sth->fetch(PDO::FETCH_COLUMN);
			$goto = explode(',', $goto);
		} catch(PDOException $e) {
			$message = $LANG['Edit_alias_address_error'];
		}
	}
}

if ($_SERVER['REQUEST_METHOD'] == "POST") {
	$address = strtolower(filter_input(INPUT_GET, 'address', FILTER_VALIDATE_EMAIL));
	$domain = strtolower(filter_input(INPUT_GET, 'domain', FILTER_VALIDATE_DOMAIN));
	$goto = strtolower(filter_input(INPUT_POST, 'goto', FILTER_DEFAULT));
	$domain_key = array_search($domain, array_column($list_domains, 'domain'));
	$domain_exist = in_array($domain, array_column($list_domains, 'domain'));
	
	if (empty($goto)) {
		$goto = array();
		$message = $LANG['Edit_alias_goto_text_error1'];
	} else {
		$goto = preg_replace('/\\\r\\\n/', ',', $goto);
		$goto = preg_replace('/\r\n/', ',', $goto);
		$goto = preg_replace('/[\s]+/i', '', $goto);
		$goto = preg_replace('/\,*$/', '', $goto);
		$validate_goto = explode(',', $goto);
		foreach ($validate_goto as $row) {
			if (!filter_var($row, FILTER_VALIDATE_EMAIL)) {
				$goto = explode(',', $goto);
				$message = $LANG['Edit_alias_goto_text_error2'] . "$row</div>";
			}
		}
	}

	if ($domain_exist && empty($message)) {
		try {
			$dbh = pdo_connect();
			$sth = $dbh->prepare("UPDATE alias SET goto=?,modified=NOW() WHERE address=? AND domain=?");
			$sth->bindParam(1, $goto, PDO::PARAM_STR);
			$sth->bindParam(2, $address, PDO::PARAM_STR);
			$sth->bindParam(3, $domain, PDO::PARAM_STR);
			$sth->execute();
			logging($admin, $domain, $LANG['Logging_alias_edit'], "$address -> $goto");
			header("Location: list-virtual.php?domain=$domain");
 		} catch(PDOException $e) { 
			$message = $LANG['Edit_alias_result_error'];
		}
	}
}
include './templates/header.tpl';
include './templates/admin_menu.tpl';
include './templates/edit-alias.tpl';
include './templates/footer.tpl';
?>