<?php

/*  Poweradmin, a friendly web-based admin tool for PowerDNS.
 *  See <http://www.poweradmin.org> for more details.
 *
 *  Copyright 2007-2010  Rejo Zenger <rejo@zenger.nl>
 *  Copyright 2010-2014  Poweradmin Development Team
 *      <http://www.poweradmin.org/credits.html>
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

/**
 * Script that handles zone deletion
 *
 * @package     Poweradmin
 * @copyright   2007-2010 Rejo Zenger <rejo@zenger.nl>
 * @copyright   2010-2014 Poweradmin Development Team
 * @license     http://opensource.org/licenses/GPL-3.0 GPL
 */
require_once("inc/toolkit.inc.php");
include_once("inc/header.inc.php");

global $pdnssec_use;

if (verify_permission('zone_content_edit_others')) {
    $perm_edit = "all";
} elseif (verify_permission('zone_content_edit_own')) {
    $perm_edit = "own";
} else {
    $perm_edit = "none";
}

$zone_id = "-1";
if (isset($_GET['id']) && v_num($_GET['id'])) {
    $zone_id = $_GET['id'];
}

$confirm = "-1";
if (isset($_GET['confirm']) && v_num($_GET['confirm'])) {
    $confirm = $_GET['confirm'];
}

$zone_info = get_zone_info_from_id($zone_id);
if (!$zone_info) {
    header("Location: list_zones.php");
    exit;
}
$zone_owners = get_fullnames_owners_from_domainid($zone_id);
$user_is_zone_owner = verify_user_is_owner_zoneid($zone_id);

if ($zone_id == "-1") {
    error(ERR_INV_INPUT);
    include_once("inc/footer.inc.php");
    exit;
}

echo "     <h2>" . _('Delete zone') . " \"" . $zone_info['name'] . "\"</h2>\n";

if ($confirm == '1') {
    if ($zone_info['type'] == 'MASTER') {
        $zone_name = get_zone_name_from_id($zone_id);
        dnssec_unsecure_zone($zone_name);
    }

    if (delete_domain($zone_id)) {
        success(SUC_ZONE_DEL);
        log_info(sprintf('client_ip:%s user:%s operation:delete_zone zone:%s zone_type:%s',
                          $_SERVER['REMOTE_ADDR'], $_SESSION["userlogin"],
                          $zone_info['name'], $zone_info['type']));
    }
} else {
    if ($perm_edit == "all" || ( $perm_edit == "own" && $user_is_zone_owner == "1")) {
        echo "      " . _('Owner') . ": " . $zone_owners . "<br>\n";
        echo "      " . _('Type') . ": " . $zone_info['type'] . "\n";
        if ($zone_info['type'] == "SLAVE") {
            $slave_master = get_domain_slave_master($zone_id);
            if (supermaster_exists($slave_master)) {
                echo "        <p>         \n";
                printf(_('You are about to delete a slave zone of which the master nameserver, %s, is a supermaster. Deleting the zone now, will result in temporary removal only. Whenever the supermaster sends a notification for this zone, it will be added again!'), $slave_master);
                echo "        </p>\n";
            }
        }
        echo "     <p>" . _('Are you sure?') . "</p>\n";
        echo "     <input type=\"button\" class=\"button\" OnClick=\"location.href='delete_domain.php?id=" . $zone_id . "&amp;confirm=1'\" value=\"" . _('Yes') . "\">\n";
        echo "     <input type=\"button\" class=\"button\" OnClick=\"location.href='index.php'\" value=\"" . _('No') . "\">\n";
    } else {
        error(ERR_PERM_DEL_ZONE);
    }
}

include_once("inc/footer.inc.php");
