<?php
/*******************************************************************************
* Title: Help Desk Software HESK
* Version: 2.6.2 from 18th March 2015
* Author: Klemen Stirn
* Website: http://www.hesk.com
********************************************************************************
* COPYRIGHT AND TRADEMARK NOTICE
* Copyright 2005-2015 Klemen Stirn. All Rights Reserved.
* HESK is a registered trademark of Klemen Stirn.
* The HESK may be used and modified free of charge by anyone
* AS LONG AS COPYRIGHT NOTICES AND ALL THE COMMENTS REMAIN INTACT.
* By using this code you agree to indemnify Klemen Stirn from any
* liability that might arise from it's use.
* Selling the code for this program, in part or full, without prior
* written consent is expressly forbidden.
* Using this code, in part or full, to create derivate work,
* new scripts or products is expressly forbidden. Obtain permission
* before redistributing this software over the Internet or in
* any other medium. In all cases copyright and header must remain intact.
* This Copyright is in full effect in any country that has International
* Trade Agreements with the United States of America or
* with the European Union.
* Removing any of the copyright notices without purchasing a license
* is expressly forbidden. To remove HESK copyright notice you must purchase
* a license for this script. For more information on how to obtain
* a license please visit the page below:
* https://www.hesk.com/buy.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/knowledgebase_functions.inc.php');
// Are we in maintenance mode?
hesk_check_maintenance();
// Load Knowledgebase-related functions
hesk_load_database_functions();
/* Is Knowledgebase enabled? */
if (!$hesk_settings['kb_enable'])
{
hesk_error($hesklang['kbdis']);
}
/* Connect to database */
hesk_dbConnect();
/* Rating? */
if (isset($_GET['rating']))
{
// Detect and block robots
if (hesk_detect_bots())
{
?>
< html >
< head >
< meta name = "robots" content = "noindex, nofollow" >
< / head >
< body >
< / body >
< / html >
<?php
}
// Rating
$rating = intval( hesk_GET('rating') );
// Rating value may only be 1 or 5
if ($rating != 1 & & $rating != 5)
{
die($hesklang['attempt']);
}
// Article ID
$artid = intval( hesk_GET('id', 0) ) or die($hesklang['kb_art_id']);
// Check cookies for already rated, rate and set cookie if not already
$_COOKIE['hesk_kb_rate'] = hesk_COOKIE('hesk_kb_rate');
if (strpos($_COOKIE['hesk_kb_rate'],'a'.$artid.'%')===false)
{
// Update rating, make sure it's a public article in a public category
hesk_dbQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."kb_articles` AS `t1`
LEFT JOIN `".hesk_dbEscape($hesk_settings['db_pfix'])."kb_categories` AS `t2` ON t1.`catid` = t2.`id`
SET `rating`=((`rating`*`votes`)+{$rating})/(`votes`+1), t1.`votes`=t1.`votes`+1
WHERE t1.`id`='{$artid}' AND t1.`type`='0' AND t2.`type`='0'
");
}
setcookie('hesk_kb_rate', $_COOKIE['hesk_kb_rate'].'a'.$artid.'%', time()+2592000);
header('Location: knowledgebase.php?article='.$artid.'&rated=1');
exit();
}
/* Any category ID set? */
$catid = intval( hesk_GET('category', 1) );
$artid = intval( hesk_GET('article', 0) );
if (isset($_GET['search']))
{
$query = hesk_input( hesk_GET('search') );
}
else
{
$query = 0;
}
$hesk_settings['kb_link'] = ($artid || $catid != 1 || $query) ? '< a href = "knowledgebase.php" class = "smaller" > '.$hesklang['kb_text'].'< / a > ' : $hesklang['kb_text'];
if ($hesk_settings['kb_search'] & & $query)
{
hesk_kb_search($query);
}
elseif ($artid)
{
// Get article from DB, make sure that article and category are public
$result = hesk_dbQuery("SELECT t1.*, t2.`name` AS `cat_name`
FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."kb_articles` AS `t1`
LEFT JOIN `".hesk_dbEscape($hesk_settings['db_pfix'])."kb_categories` AS `t2` ON `t1`.`catid` = `t2`.`id`
WHERE `t1`.`id` = '{$artid}'
AND `t1`.`type` = '0'
AND `t2`.`type` = '0'
");
$article = hesk_dbFetchAssoc($result) or hesk_error($hesklang['kb_art_id']);
hesk_show_kb_article($artid);
}
else
{
hesk_show_kb_category($catid);
}
echo '< / div > ';
require_once(HESK_PATH . 'inc/footer.inc.php');
exit();
/*** START FUNCTIONS ***/
function hesk_kb_header($kb_link) {
global $hesk_settings, $hesklang;
?>
< ol class = "breadcrumb" >
< li >< a href = " <?php echo $hesk_settings [ 'site_url' ]; ?> " > <?php echo $hesk_settings [ 'site_title' ]; ?> </ a ></ li >
< li >< a href = " <?php echo $hesk_settings [ 'hesk_url' ]; ?> " > <?php echo $hesk_settings [ 'hesk_title' ]; ?> </ a ></ li >
< li class = "active" > <?php echo $hesklang [ 'kb_text' ]; ?> </ li >
< / ol >
< div class = "row" >
< div class = "col-md-4" >
< div class = "panel panel-default" >
< div class = "panel-heading" >
<?php echo $hesklang [ 'quick_help' ]; ?>
< / div >
< div class = "panel-body" >
< p style = "text-align: justify;" > <?php echo $hesklang [ 'kb_is' ]; ?> </ p >
< / div >
< / div >
< / div >
< div class = "col-md-8" >
<?php
/* Print small search box */
hesk_kbSearchSmall();
/* Print large search box */
hesk_kbSearchLarge();
} // END hesk_kb_header()
function hesk_kb_search($query) {
global $hesk_settings, $hesklang;
define('HESK_NO_ROBOTS',1);
/* Print header */
$hesk_settings['tmp_title'] = $hesklang['sr'] . ': ' . substr(hesk_htmlspecialchars(stripslashes($query)),0,20);
require_once(HESK_PATH . 'inc/header.inc.php');
hesk_kb_header($hesk_settings['kb_link']);
$res = hesk_dbQuery('SELECT t1.`id`, t1.`subject`, LEFT(`t1`.`content`, '.max(200, $hesk_settings['kb_substrart'] * 2).') AS `content`, t1.`rating` FROM `'.hesk_dbEscape($hesk_settings['db_pfix']).'kb_articles` AS t1
LEFT JOIN `'.hesk_dbEscape($hesk_settings['db_pfix'])."kb_categories` AS t2 ON t1.`catid` = t2.`id`
WHERE t1.`type`='0' AND t2.`type`='0' AND MATCH(`subject`,`content`,`keywords`) AGAINST ('".hesk_dbEscape($query)."') LIMIT " . intval($hesk_settings['kb_search_limit']));
$num = hesk_dbNumRows($res);
?>
< h4 > <?php echo $hesklang [ 'sr' ]; ?> (<?php echo $num ; ?> )</ h4 >
< div class = "footerWithBorder blankSpace" > < / div >
<?php
if ($num == 0)
{
echo '< p > < i > '.$hesklang['nosr'].'< / i > < / p >
< p > < / p >
';
hesk_show_kb_category(1,1);
}
else
{
?>
< table width = "100%" border = "0" cellspacing = "0" cellpadding = "0" >
< tr >
< td class = "roundcornersleft" > < / td >
< td >
< div align = "center" >
< table border = "0" cellspacing = "1" cellpadding = "3" width = "100%" >
<?php
while ($article = hesk_dbFetchAssoc($res))
{
$txt = hesk_kbArticleContentPreview($article['content']);
if ($hesk_settings['kb_rating'])
{
$alt = $article['rating'] ? sprintf($hesklang['kb_rated'], sprintf("%01.1f", $article['rating'])) : $hesklang['kb_not_rated'];
$rat = '< td width = "1" valign = "top" > < img src = "img/star_'.(hesk_round_to_half($article['rating'])*10).'.png" width = "85" height = "16" alt = "'.$alt.'" border = "0" style = "vertical-align:text-bottom" / > < / td > ';
}
else
{
$rat = '';
}
echo '
< tr >
< td >
< table border = "0" width = "100%" cellspacing = "0" cellpadding = "1" >
< tr >
< td width = "1" valign = "top" > < span class = "glyphicon glyphicon-file" > < / span > < / td >
< td valign = "top" > < a href = "knowledgebase.php?article='.$article['id'].'" > '.$article['subject'].'< / a > < / td >
'.$rat.'
< / tr >
< / table >
< table border = "0" width = "100%" cellspacing = "0" cellpadding = "1" >
< tr >
< td width = "1" valign = "top" > < img src = "img/blank.gif" width = "16" height = "10" style = "vertical-align:middle" alt = "" / > < / td >
< td > < span class = "article_list" > '.$txt.'< / span > < / td >
< / tr >
< / table >
< / td >
< / tr > ';
}
?>
< / table >
< / div >
< / td >
< / tr >
< / table >
< p > < br /> « < a href = "javascript:history.go(-1)" > <?php echo $hesklang [ 'back' ]; ?> </ a ></ p >
<?php
} // END else
} // END hesk_kb_search()
function hesk_show_kb_article($artid)
{
global $hesk_settings, $hesklang, $article;
// Print header
$hesk_settings['tmp_title'] = $article['subject'];
require_once(HESK_PATH . 'inc/header.inc.php');
hesk_kb_header($hesk_settings['kb_link']);
// Update views by 1 - exclude known bots and reloads because of ratings
if ( ! isset($_GET['rated']) & & ! hesk_detect_bots())
{
hesk_dbQuery("UPDATE `".hesk_dbEscape($hesk_settings['db_pfix'])."kb_articles` SET `views`=`views`+1 WHERE `id`={$artid} LIMIT 1");
}
if (!isset($_GET['suggest'])) {
$historyNumber = isset($_GET['rated']) ? '-2' : '-1';
$goBackText = '< a href = "javascript:history.go('.$historyNumber.')" >
< i class = "fa fa-arrow-circle-left" data-toggle = "tooltip" data-placement = "top" title = "'.$hesklang['back'].'" > < / i > < / a > ';
} else {
$goBackText = '';
}
echo '< h3 class = "text-left" > '.$goBackText.' '.$article['subject'].'< / h3 >
< div class = "footerWithBorder blankSpace" > < / div >
< h4 class = "text-left" > '.$hesklang['as'].'< / h4 >
< div class = "kbContent" > '
. $article['content'].'< / div > ';
if ( ! empty($article['attachments']))
{
echo '< p > < b > '.$hesklang['attachments'].':< / b > < br / > ';
$att=explode(',',substr($article['attachments'], 0, -1));
foreach ($att as $myatt)
{
list($att_id, $att_name) = explode('#', $myatt);
echo '< img src = "img/clip.png" width = "16" height = "16" alt = "'.$att_name.'" style = "align:text-bottom" / > < a href = "download_attachment.php?kb_att='.$att_id.'" rel = "nofollow" > '.$att_name.'< / a > < br / > ';
}
echo '< / p > ';
}
// Article rating
if ($hesk_settings['kb_rating'] & & strpos( hesk_COOKIE('hesk_kb_rate'),'a'.$artid.'%')===false )
{
echo '
< div id = "rating" class = "rate" align = "right" > < br / > '.$hesklang['rart'].'
< a href = "Javascript:void(0)" onclick = "Javascript:window.location=\'knowledgebase.php?rating=5&id='.$article['id'].'\'" rel = "nofollow" > '.strtolower($hesklang['yes']).'< / a > /
< a href = "Javascript:void(0)" onclick = "Javascript:window.location=\'knowledgebase.php?rating=1&id='.$article['id'].'\'" rel = "nofollow" > '.strtolower($hesklang['no']).'< / a >
< / div >
';
}
// Related articles
if ($hesk_settings['kb_related'])
{
$showRelated = false;
$column = 'col-md-12';
require(HESK_PATH . 'inc/mail/email_parser.php');
$query = hesk_dbEscape( $article['subject'] . ' ' . convert_html_to_text($article['content']) );
// Get relevant articles from the database
$res = hesk_dbQuery("SELECT t1.`id`, t1.`subject`, MATCH(`subject`,`content`,`keywords`) AGAINST ('{$query}') AS `score` FROM `".hesk_dbEscape($hesk_settings['db_pfix']).'kb_articles` AS t1 LEFT JOIN `'.hesk_dbEscape($hesk_settings['db_pfix'])."kb_categories` AS t2 ON t1.`catid` = t2.`id` WHERE t1.`type`='0' AND t2.`type`='0' AND MATCH(`subject`,`content`,`keywords`) AGAINST ('{$query}') LIMIT ".intval($hesk_settings['kb_related']+1));
// Array with related articles
$related_articles = array();
while ($related = hesk_dbFetchAssoc($res))
{
// Get base match score from the first article
if ( ! isset($base_score) )
{
$base_score = $related['score'];
}
// Ignore this article
if ( $related['id'] == $artid )
{
continue;
}
// Stop when articles reach less than 10% of base score
if ($related['score'] / $base_score < 0.10 )
{
break;
}
// This is a valid related article
$related_articles[$related['id']] = $related['subject'];
}
// Print related articles if we have any valid matches
if ( count($related_articles) )
{
$column = 'col-md-6';
$showRelated = true;
}
}
if ($article['catid']==1)
{
$link = 'knowledgebase.php';
}
else
{
$link = 'knowledgebase.php?category='.$article['catid'];
}
?>
< div class = "row" >
< div class = " <?php echo $column ; ?> col-sm-12" >
< h4 class = "text-left" > <?php echo $hesklang [ 'ad' ]; ?> </ h4 >
< div class = "text-left" >
< p > <?php echo $hesklang [ 'aid' ]; ?> : <?php echo $article [ 'id' ]; ?> </ p >
< p > <?php echo $hesklang [ 'category' ]; ?> : < a href = " <?php echo $link ; ?> " > <?php echo $article [ 'cat_name' ]; ?> </ a ></ p >
<?php
if ($hesk_settings['kb_date'])
{
?>
< p > <?php echo $hesklang [ 'dta' ]; ?> : <?php echo hesk_date ( $article [ 'dt' ], true ); ?> </ p >
<?php
}
if ($hesk_settings['kb_views'])
{
?>
< p > <?php echo $hesklang [ 'views' ]; ?> : <?php echo ( isset ( $_GET [ 'rated' ]) ? $article [ 'views' ] : $article [ 'views' ] + 1 ); ?> </ p >
<?php
}
if ($hesk_settings['kb_rating'])
{
$alt = $article['rating'] ? sprintf($hesklang['kb_rated'], sprintf("%01.1f", $article['rating'])) : $hesklang['kb_not_rated'];
echo '
< p > '.$hesklang['rating'].' ('.$hesklang['votes'].'): < img src = "img/star_'.(hesk_round_to_half($article['rating'])*10).'.png" width = "85" height = "16" alt = "'.$alt.'" title = "'.$alt.'" border = "0" style = "vertical-align:text-bottom" / > ('.$article['votes'].')< / p >
';
}
?>
< / div >
< / div >
<?php if ( $showRelated ) { ?>
< div class = "col-md-6 col-sm-12" >
< h4 class = "text-left" > <?php echo $hesklang [ 'relart' ]; ?> </ h4 >
< div class = "text-left" >
<?php
foreach ($related_articles as $id => $subject)
{
echo '< span class = "glyphicon glyphicon-file" style = "font-size: 16px" > < / span > < a href = "knowledgebase.php?article='.$id.'" > '.$subject.'< / a > < br / > ';
}
?>
< / div >
< / div >
<?php } ?>
< / div >
<?php
} // END hesk_show_kb_article()
function hesk_show_kb_category($catid, $is_search = 0) {
global $hesk_settings, $hesklang;
$res = hesk_dbQuery("SELECT `name`,`parent` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."kb_categories` WHERE `id`='{$catid}' AND `type`='0' LIMIT 1");
$thiscat = hesk_dbFetchAssoc($res) or hesk_error($hesklang['kb_cat_inv']);
if ($is_search == 0)
{
/* Print header */
$hesk_settings['tmp_title'] = $hesk_settings['hesk_title'] . ' - ' . hesk_htmlspecialchars($thiscat['name']);
require_once(HESK_PATH . 'inc/header.inc.php');
hesk_kb_header($hesk_settings['kb_link']);
}
// If we are in "Knowledgebase only" mode show system messages
if ($catid == 1 & & hesk_check_kb_only(false) )
{
// Service messages
$res = hesk_dbQuery('SELECT `title`, `message`, `style` FROM `'.hesk_dbEscape($hesk_settings['db_pfix'])."service_messages` WHERE `type`='0' ORDER BY `order` ASC");
while ($sm=hesk_dbFetchAssoc($res))
{
hesk_service_message($sm);
}
}
if ($thiscat['parent'])
{
$link = ($thiscat['parent'] == 1) ? 'knowledgebase.php' : 'knowledgebase.php?category='.$thiscat['parent'];
echo '< h3 class = "text-left" > < a href = "javascript:history.go(-1)" > < i class = "fa fa-arrow-circle-left" data-toggle = "tooltip" data-placement = "top" title = "'.$hesklang['back'].'" > < / i > < / a > '.$hesklang['kb_cat'].': '.$thiscat['name'].' < / h3 >
< div class = "footerWithBorder blankSpace" > < / div >
< div class = "blankSpace" > < / div >
';
}
$result = hesk_dbQuery("SELECT `id`,`name`,`articles` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."kb_categories` WHERE `parent`='{$catid}' AND `type`='0' ORDER BY `cat_order` ASC");
if (hesk_dbNumRows($result) > 0)
{
?>
< div class = "panel panel-default" >
< div class = "panel-heading" >
< h4 class = "text-left" > <?php echo $hesklang [ 'kb_cat_sub' ]; ?> </ h4 >
< / div >
< table class = "table table-striped" >
<?php
$per_col = $hesk_settings['kb_cols'];
$i = 1;
while ($cat = hesk_dbFetchAssoc($result))
{
if ($i == 1)
{
echo '< tr > ';
}
echo '
< td width = "50%" valign = "top" >
< table border = "0" >
< tr > < td > < i class = "fa fa-folder" > < / i > < a href = "knowledgebase.php?category='.$cat['id'].'" > '.$cat['name'].'< / a > < / td > < / tr >
';
/* Print most popular/sticky articles */
if ($hesk_settings['kb_numshow'] & & $cat['articles'])
{
$res = hesk_dbQuery("SELECT `id`,`subject` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."kb_articles` WHERE `catid`='{$cat['id']}' AND `type`='0' ORDER BY `sticky` DESC, `views` DESC, `art_order` ASC LIMIT " . (intval($hesk_settings['kb_numshow']) + 1) );
$num = 1;
while ($art = hesk_dbFetchAssoc($res))
{
echo '
< tr >
< td > < span class = "glyphicon glyphicon-file" > < / span >
< a href = "knowledgebase.php?article='.$art['id'].'" class = "article" > '.$art['subject'].'< / a > < / td >
< / tr > ';
if ($num == $hesk_settings['kb_numshow'])
{
break;
}
else
{
$num++;
}
}
if (hesk_dbNumRows($res) > $hesk_settings['kb_numshow'])
{
echo '< tr > < td > » < a href = "knowledgebase.php?category='.$cat['id'].'" > < i > '.$hesklang['m'].'< / i > < / a > < / td > < / tr > ';
}
}
echo '
< / table >
< / td >
';
if ($i == $per_col)
{
echo '< / tr > ';
$i = 0;
}
$i++;
}
/* Finish the table if needed */
if ($i != 1)
{
for ($j=1;$j< =$per_col;$j++)
{
echo '< td width = "50%" > < / td > ';
if ($i == $per_col)
{
echo '< / tr > ';
break;
}
$i++;
}
}
?>
< / table >
< / div >
<?php
} // END if NumRows > 0
?>
< div class = "panel panel-default" >
< div class = "panel-heading" >
< h4 class = "text-left" > <?php echo $hesklang [ 'ac_no_colon' ]; ?> </ h4 >
< / div >
< table class = "table table-striped" >
< tbody >
<?php
$res = hesk_dbQuery("SELECT `id`, `subject`, LEFT(`content`, ".max(200, $hesk_settings['kb_substrart'] * 2).") AS `content`, `rating` FROM `".hesk_dbEscape($hesk_settings['db_pfix'])."kb_articles` WHERE `catid`='{$catid}' AND `type`='0' ORDER BY `sticky` DESC, `art_order` ASC");
if (hesk_dbNumRows($res) == 0)
{
echo '< tr > < td > < i > '.$hesklang['noac'].'< / i > < / td > < / tr > ';
}
else
{
while ($article = hesk_dbFetchAssoc($res))
{
$txt = hesk_kbArticleContentPreview($article['content']);
if ($hesk_settings['kb_rating'])
{
$alt = $article['rating'] ? sprintf($hesklang['kb_rated'], sprintf("%01.1f", $article['rating'])) : $hesklang['kb_not_rated'];
$rat = '< td > < img src = "img/star_'.(hesk_round_to_half($article['rating'])*10).'.png" width = "85" height = "16" alt = "'.$alt.'" title = "'.$alt.'" border = "0" style = "vertical-align:text-bottom" / > < / td > ';
}
else
{
$rat = '';
}
echo '
< tr >
< td >
< i class = "fa fa-file" > < / i >
< a href = "knowledgebase.php?article='.$article['id'].'" > '.$article['subject'].'< / a >
< br >
< span class = "indent-15" > '.$txt.'< / span >
< / td >
'.$rat.'
< / tr > ';
}
}
?>
< / tbody >
< / table >
< / div >
<?php
/* On the main KB page print out top and latest articles if needed */
if ($catid == 1)
{
/* Get list of top articles */
hesk_kbTopArticles($hesk_settings['kb_popart'], 0);
/* Get list of latest articles */
hesk_kbLatestArticles($hesk_settings['kb_latest'], 0);
}
} // END hesk_show_kb_category()
?>