File: /home/wbwebdes/domains/support.wb-webdesign.com/public_html/admin/banned_ips.php
<?php
/**
*
* This file is part of HESK - PHP Help Desk Software.
*
* (c) Copyright Klemen Stirn. All rights reserved.
* https://www.hesk.com
*
* For the full copyright and license agreement information visit
* https://www.hesk.com/eula.php
*
*/
define('IN_SCRIPT',1);
define('HESK_PATH','../');
/* Get all the required files and functions */
require(HESK_PATH . 'hesk_settings.inc.php');
require(HESK_PATH . 'inc/common.inc.php');
require(HESK_PATH . 'inc/admin_functions.inc.php');
hesk_load_database_functions();
hesk_session_start();
hesk_dbConnect();
hesk_isLoggedIn();
/* Check permissions for this feature */
hesk_checkPermission('can_ban_ips');
$can_unban = hesk_checkPermission('can_unban_ips', 0);
// Define required constants
define('LOAD_TABS',1);
// What should we do?
if ( $action = hesk_REQUEST('a') )
{
if ( defined('HESK_DEMO') ) {hesk_process_messages($hesklang['ddemo'], 'banned_ips.php', 'NOTICE');}
elseif ($action == 'ban') {ban_ip();}
elseif ($action == 'unban' && $can_unban) {unban_ip();}
elseif ($action == 'unbantemp' && $can_unban) {unban_temp_ip();}
}
/* Print header */
require_once(HESK_PATH . 'inc/header.inc.php');
/* Print main manage users page */
require_once(HESK_PATH . 'inc/show_admin_nav.inc.php');
/* This will handle error, success and notice messages */
hesk_handle_messages();
?>
<div class="main__content tools">
<h2>
<?php echo $hesklang['banip']; ?>
<div class="tooltype right out-close">
<svg class="icon icon-info">
<use xlink:href="<?php echo HESK_PATH; ?>img/sprite.svg#icon-info"></use>
</svg>
<div class="tooltype__content">
<div class="tooltype__wrapper">
<?php echo $hesklang['banip_intro']; ?>
</div>
</div>
</div>
</h2>
<form action="banned_ips.php" method="post" name="form1">
<div class="tools__add-mail form">
<div class="form-group">
<input type="text" name="ip" maxlength="255" placeholder="<?php echo $hesklang['bananip']; ?>" class="form-control" autofocus>
<input type="hidden" name="token" value="<?php hesk_token_echo(); ?>" />
<input type="hidden" name="a" value="ban" />
<button type="submit" class="btn btn--blue-border" ripple="ripple"><?php echo $hesklang['savebanip']; ?></button>
</div>
<div class="mail--examples"><?php echo $hesklang['banex']; ?></div>
<ul style="margin-left: 10px">
<li>123.0.0.0</li>
<li>123.0.0.1 - 123.0.0.53</li>
<li>123.0.0.0/24</li>
<li>123.0.*.*</li>
</ul>
</div>
</form>
<?php
// Get login failures
$res = hesk_dbQuery("SELECT `ip`, TIMESTAMPDIFF(MINUTE, NOW(), DATE_ADD(`last_attempt`, INTERVAL ".intval($hesk_settings['attempt_banmin'])." MINUTE) ) AS `minutes` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."logins` WHERE `number` >= ".intval($hesk_settings['attempt_limit'])." AND `last_attempt` > (NOW() - INTERVAL ".intval($hesk_settings['attempt_banmin'])." MINUTE)");
$num = hesk_dbNumRows($res);
if ($num > 0):
?>
<h3><?php echo $hesklang['iptemp']; ?></h3>
<div class="table-wrapper ips">
<table id="temporary-bans-table" class="table sindu-table">
<thead>
<tr>
<th><?php echo $hesklang['ip']; ?></th>
<th><?php echo $hesklang['m2e']; ?></th>
<?php if ($can_unban): ?>
<th><?php echo $hesklang['opt']; ?></th>
<?php endif; ?>
</tr>
</thead>
<tbody>
<?php while ($ban = hesk_dbFetchAssoc($res)): ?>
<tr>
<td><?php echo $ban['ip']; ?></td>
<td><?php echo $ban['minutes']; ?></td>
<?php if ($can_unban): ?>
<td>
<a href="banned_ips.php?a=ban&ip=<?php echo urlencode($ban['ip']); ?>&token=<?php hesk_token_echo(); ?>"><?php echo $hesklang['ippermban']; ?></a>
<a href="banned_ips.php?a=unbantemp&ip=<?php echo urlencode($ban['ip']); ?>&token=<?php hesk_token_echo(); ?>"><?php echo $hesklang['delban']; ?></a>
</td>
<?php endif; ?>
</tr>
<?php endwhile; ?>
</tbody>
</table>
</div>
<?php endif; ?>
<h3><?php echo $hesklang['ipperm']; ?></h3>
<div class="table-wrapper ips">
<table id="default-table" class="table sindu-table">
<thead>
<tr>
<th><?php echo $hesklang['ip']; ?></th>
<th><?php echo $hesklang['iprange']; ?></th>
<th><?php echo $hesklang['banby']; ?></th>
<th><?php echo $hesklang['date']; ?></th>
<?php if ($can_unban): ?>
<th><?php echo $hesklang['opt']; ?></th>
<?php endif; ?>
</tr>
</thead>
<tbody>
<?php
// Get banned ips from database
$res = hesk_dbQuery('SELECT * FROM `'.hesk_dbEscape($hesk_settings['db_pfix']).'banned_ips` ORDER BY `ip_from` ASC');
$num = hesk_dbNumRows($res);
if ($num < 1):
?>
<tr>
<td colspan="<?php echo $can_unban ? 5 : 4; ?>"><?php echo $hesklang['no_banips']; ?></td>
</tr>
<?php
else:
// List of staff
if ( ! isset($admins) )
{
$admins = array();
$res2 = hesk_dbQuery("SELECT `id`,`name` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."users`");
while ($row=hesk_dbFetchAssoc($res2))
{
$admins[$row['id']]=$row['name'];
}
}
$i = 1;
while ($ban = hesk_dbFetchAssoc($res)):
$table_row = '';
if (isset($_SESSION['ban_ip']['id']) && $ban['id'] == $_SESSION['ban_ip']['id'])
{
$table_row = 'class="ticket-new"';
unset($_SESSION['ban_ip']['id']);
}
?>
<tr <?php echo $table_row; ?>>
<td><?php echo $ban['ip_display']; ?></td>
<td><?php echo $ban['ip_to'] == $ban['ip_from'] ? long2ip($ban['ip_to']) : long2ip($ban['ip_from']) . ' - ' . long2ip($ban['ip_to']); ?></td>
<td><?php echo isset($admins[$ban['banned_by']]) ? $admins[$ban['banned_by']] : $hesklang['e_udel']; ?></td>
<td><?php echo hesk_date($ban['dt']); ?></td>
<?php if ($can_unban): ?>
<td class="unban">
<?php $modal_id = hesk_generate_old_delete_modal($hesklang['confirm_deletion'],
$hesklang['delban_confirm'],
'banned_ips.php?a=unban&id='. $ban['id'] .'&token='. hesk_token_echo(0)); ?>
<a href="javascript:" data-modal="[data-modal-id='<?php echo $modal_id; ?>']">
<?php echo $hesklang['delban']; ?>
</a>
</td>
<?php endif; ?>
</tr>
<?php
endwhile;
endif; ?>
</tbody>
</table>
</div>
</div>
<?php
require_once(HESK_PATH . 'inc/footer.inc.php');
exit();
/*** START FUNCTIONS ***/
function ban_ip()
{
global $hesk_settings, $hesklang;
// A security check
hesk_token_check();
// Get the ip
$ip = preg_replace('/[^0-9\.\-\/\*]/', '', hesk_REQUEST('ip') );
$ip_display = str_replace('-', ' - ', $ip);
// Nothing entered?
if ( ! strlen($ip) )
{
hesk_process_messages($hesklang['enterbanip'],'banned_ips.php');
}
// Convert asterisk to ranges
if ( strpos($ip, '*') !== false )
{
$ip = str_replace('*', '0', $ip) . '-' . str_replace('*', '255', $ip);
}
$ip_regex = '(([1-9]?[0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5]).){3}([1-9]?[0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])';
// Is this a single IP address?
if ( preg_match('/^'.$ip_regex.'$/', $ip) )
{
$ip_from = ip2long($ip);
$ip_to = $ip_from;
}
// Is this an IP range?
elseif ( preg_match('/^'.$ip_regex.'\-'.$ip_regex.'$/', $ip) )
{
list($ip_from, $ip_to) = explode('-', $ip);
$ip_from = ip2long($ip_from);
$ip_to = ip2long($ip_to);
}
// Is this an IP with CIDR?
elseif ( preg_match('/^'.$ip_regex.'\/([0-9]{1,2})$/', $ip, $matches) && $matches[4] >= 0 && $matches[4] <= 32)
{
list($ip_from, $ip_to) = hesk_cidr_to_range($ip);
}
// Not a valid input
else
{
hesk_process_messages($hesklang['validbanip'],'banned_ips.php');
}
if ($ip_from === false || $ip_to === false)
{
hesk_process_messages($hesklang['validbanip'],'banned_ips.php');
}
// Make sure we have valid ranges
if ($ip_from < 0)
{
$ip_from += 4294967296;
}
elseif ($ip_from > 4294967296)
{
$ip_from = 4294967296;
}
if ($ip_to < 0)
{
$ip_to += 4294967296;
}
elseif ($ip_to > 4294967296)
{
$ip_to = 4294967296;
}
// Make sure $ip_to is not lower that $ip_from
if ($ip_to < $ip_from)
{
$tmp = $ip_to;
$ip_to = $ip_from;
$ip_from = $tmp;
}
// Is this IP address already banned?
$res = hesk_dbQuery("SELECT `id` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."banned_ips` WHERE {$ip_from} BETWEEN `ip_from` AND `ip_to` AND {$ip_to} BETWEEN `ip_from` AND `ip_to` LIMIT 1");
if ( hesk_dbNumRows($res) == 1 )
{
$_SESSION['ban_ip']['id'] = hesk_dbResult($res);
$hesklang['ipbanexists'] = ($ip_to == $ip_from) ? sprintf($hesklang['ipbanexists'], long2ip($ip_to) ) : sprintf($hesklang['iprbanexists'], long2ip($ip_from).' - '.long2ip($ip_to) );
hesk_process_messages($hesklang['ipbanexists'],'banned_ips.php','NOTICE');
}
// Delete any duplicate banned IP or ranges that are within the new banned range
hesk_dbQuery("DELETE FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."banned_ips` WHERE `ip_from` >= {$ip_from} AND `ip_to` <= {$ip_to}");
// Delete temporary bans from logins table
if ($ip_to == $ip_from)
{
hesk_dbQuery("DELETE FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."logins` WHERE `ip`='".hesk_dbEscape($ip_display)."'");
}
// Redirect either to banned ips or ticket page from now on
$redirect_to = ($trackingID = hesk_cleanID()) ? 'admin_ticket.php?track='.$trackingID.'&Refresh='.mt_rand(10000,99999) : 'banned_ips.php';
// Insert the ip address into database
hesk_dbQuery("INSERT INTO `".hesk_dbEscape($hesk_settings['db_pfix'])."banned_ips` (`ip_from`,`ip_to`,`ip_display`,`banned_by`) VALUES ({$ip_from}, {$ip_to},'".hesk_dbEscape($ip_display)."','".intval($_SESSION['id'])."')");
// Remember ip that got banned
$_SESSION['ban_ip']['id'] = hesk_dbInsertID();
// Generate success message
$hesklang['ip_banned'] = ($ip_to == $ip_from) ? sprintf($hesklang['ip_banned'], long2ip($ip_to) ) : sprintf($hesklang['ip_rbanned'], long2ip($ip_from).' - '.long2ip($ip_to) );
// Show success
hesk_process_messages( sprintf($hesklang['ip_banned'], $ip) ,$redirect_to,'SUCCESS');
} // End ban_ip()
function unban_temp_ip()
{
global $hesk_settings, $hesklang;
// A security check
hesk_token_check();
// Get the ip
$ip = preg_replace('/[^0-9\.\-\/\*]/', '', hesk_REQUEST('ip') );
// Delete from bans
hesk_dbQuery("DELETE FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."logins` WHERE `ip`='" . hesk_dbEscape($ip) . "'");
// Show success
hesk_process_messages($hesklang['ip_tempun'],'banned_ips.php','SUCCESS');
} // End unban_temp_ip()
function unban_ip()
{
global $hesk_settings, $hesklang;
// A security check
hesk_token_check();
// Delete from bans
hesk_dbQuery("DELETE FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."banned_ips` WHERE `id`=" . intval( hesk_GET('id') ) );
// Redirect either to banned ips or ticket page from now on
$redirect_to = ($trackingID = hesk_cleanID()) ? 'admin_ticket.php?track='.$trackingID.'&Refresh='.mt_rand(10000,99999) : 'banned_ips.php';
// Show success
hesk_process_messages($hesklang['ip_unbanned'],$redirect_to,'SUCCESS');
} // End unban_ip()
function hesk_cidr_to_range($cidr)
{
$range = array();
$cidr = explode('/', $cidr);
$range[0] = (ip2long($cidr[0])) & ((-1 << (32 - (int)$cidr[1])));
$range[1] = (ip2long($cidr[0])) + pow(2, (32 - (int)$cidr[1])) - 1;
return $range;
} // END hesk_cidr_to_range()
?>