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<?php
/**
* @version $Id: kunena.search.class.php 4336 2011-01-31 06:05:12Z severdia $
* Kunena Component
* @package Kunena
*
* @Copyright (C) 2008 - 2011 Kunena Team. All rights reserved.
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL
* @link http://www.kunena.org
*
* Based on FireBoard Component
* @Copyright (C) 2006 - 2007 Best Of Joomla All rights reserved.
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL
* @link http://www.bestofjoomla.com
*
* Based on Joomlaboard Component
* @copyright (C) 2000 - 2004 TSMF / Jan de Graaff / All rights reserved.
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL
* @author TSMF & Jan de Graaff
**/
// Dont allow direct linking
defined ( '_JEXEC' ) or die ();
DEFINE ( 'KUNENA_URL_LIST_SEPARATOR', ' ' );
class CKunenaSearch {
/** search results **/
var $arr_kunena_results = array ();
/** function **/
var $func;
/** search words **/
var $searchword;
/** search strings **/
var $arr_kunena_searchstrings;
/** search username **/
var $str_kunena_username;
/** error number **/
var $int_kunena_errornr;
/** error msg **/
var $str_kunena_errormsg;
/** params **/
var $params = array ();
/** total **/
var $total = 0;
/** limitstart **/
var $limitstart;
/** limit **/
var $limit;
/** defaults **/
var $defaults = array ('titleonly' => 0, 'searchuser' => '', 'starteronly' => 0, 'replyless' => 0, 'replylimit' => 0, 'searchdate' => '365', 'beforeafter' => 'after', 'sortby' => 'lastpost', 'order' => 'dec', 'catids' => '0', 'show' => '0' );
/**
* Search constructor
* @param limitstart First shown item
* @param limit Limit
*/
function CKunenaSearch() {
$this->my = JFactory::getUser ();
$this->app = JFactory::getApplication ();
$this->doc = JFactory::getDocument ();
$this->db = JFactory::getDBO ();
$this->config = KunenaFactory::getConfig ();
$this->session = KunenaFactory::getSession ();
// TODO: started_by
// TODO: active_in
// Default values for checkboxes depends on function
$this->func = JString::strtolower ( JRequest::getCmd ( 'func' ) );
if ($this->func == 'search') {
$this->defaults ['exactname'] = $this->defaults ['childforums'] = 1;
} else {
$this->defaults ['exactname'] = $this->defaults ['childforums'] = 0;
}
$q = JRequest::getVar ( 'q', '' ); // Search words
// Backwards compability for old templates
if (empty ( $q ) && isset ( $_REQUEST ['searchword'] )) {
$q = JRequest::getVar ( 'searchword', '' );
}
$q = JString::trim ( $q );
$this->params ['titleonly'] = JRequest::getInt ( 'titleonly', $this->defaults ['titleonly'] );
$this->params ['searchuser'] = JRequest::getVar ( 'searchuser', $this->defaults ['searchuser'] );
$this->params ['starteronly'] = JRequest::getInt ( 'starteronly', $this->defaults ['starteronly'] );
$this->params ['exactname'] = JRequest::getInt ( 'exactname', $this->defaults ['exactname'] );
$this->params ['replyless'] = JRequest::getInt ( 'replyless', $this->defaults ['replyless'] );
$this->params ['replylimit'] = JRequest::getInt ( 'replylimit', $this->defaults ['replylimit'] );
$this->params ['searchdate'] = JRequest::getVar ( 'searchdate', $this->defaults ['searchdate'] );
$this->params ['beforeafter'] = JRequest::getVar ( 'beforeafter', $this->defaults ['beforeafter'] );
$this->params ['sortby'] = JRequest::getVar ( 'sortby', $this->defaults ['sortby'] );
$this->params ['order'] = JRequest::getVar ( 'order', $this->defaults ['order'] );
$this->params ['childforums'] = JRequest::getInt ( 'childforums', $this->defaults ['childforums'] );
$this->params ['catids'] = strtr ( JRequest::getVar ( 'catids', '0', 'get' ), KUNENA_URL_LIST_SEPARATOR, ',' );
$this->params ['show'] = JRequest::getInt ( 'show', $this->defaults ['show'] );
$this->limitstart = JRequest::getInt ( 'limitstart', 0 );
$this->limit = JRequest::getInt ( 'limit', $this->config->messages_per_page_search );
extract ( $this->params );
if ($this->limit < 1 || $this->limit > 40)
$this->limit = $this->limit = $this->config->messages_per_page_search;
if (isset ( $_POST ['q'] ) || isset ( $_POST ['searchword'] )) {
$catids = JRequest::getVar ( 'catids', array (0), 'post', 'array' );
JArrayHelper::toInteger($catids);
$this->params ['catids'] = implode ( ',', $catids );
$url = CKunenaLink::GetSearchURL ( $this->func, $q, $this->limitstart, $this->limit, $this->getUrlParams () );
header ( "HTTP/1.1 303 See Other" );
header ( "Location: " . htmlspecialchars_decode ( $url ) );
$this->app->close ();
}
$catids = explode ( ',', $this->params ['catids']);
JArrayHelper::toInteger($catids);
$this->params ['catids'] = implode ( ',', $catids);
if ($q == JText::_('COM_KUNENA_GEN_SEARCH_BOX'))
$q = '';
$this->q = $q;
$arr_searchwords = preg_split('/[\s,]*\'([^\']+)\'[\s,]*|[\s,]*"([^"]+)"[\s,]*|[\s,]+/u', $q, 0, PREG_SPLIT_NO_EMPTY | PREG_SPLIT_DELIM_CAPTURE);
$do_search = FALSE;
$this->arr_kunena_searchstrings = array ();
foreach ( $arr_searchwords as $q ) {
$q = JString::trim ( $q );
if (JString::strlen ( $q ) > 1)
$do_search = TRUE;
$this->arr_kunena_searchstrings [] = $q;
}
if (JString::strlen ( $this->params ['searchuser'] ) > 0)
$do_search = TRUE;
$arr_searchwords = $this->arr_kunena_searchstrings;
$this->str_kunena_username = $this->params ['searchuser'];
if ($do_search != TRUE) {
$this->int_kunena_errornr = 1;
$this->str_kunena_errormsg = JText::_('COM_KUNENA_SEARCH_ERR_SHORTKEYWORD');
return;
}
$search_forums = $this->get_search_forums ( $this->params ['catids'], $this->params ['childforums'] );
/* if there are no forums to search in, set error and return */
if (empty ( $search_forums )) {
$this->int_kunena_errornr = 2;
$this->str_kunena_errormsg = JText::_('COM_KUNENA_SEARCH_NOFORUM');
return;
}
for($x = 0; $x < count ( $arr_searchwords ); $x ++) {
$searchword = $arr_searchwords [$x];
$searchword = $this->db->getEscaped ( JString::trim ( $searchword ) );
if (empty ( $searchword ))
continue;
$matches = array ();
$not = '';
$operator = ' OR ';
if ( substr($searchword, 0, 1) == '-' && strlen($searchword) > 1 ) {
$not = 'NOT';
$operator = 'AND';
$searchword = JString::substr ( $searchword, 1 );
}
if ($this->params ['titleonly'] == '0') {
$querystrings [] = "(t.message {$not} LIKE '%{$searchword}%' {$operator} m.subject {$not} LIKE '%{$searchword}%')";
} else {
$querystrings [] = "(m.subject {$not} LIKE '%{$searchword}%')";
}
}
//User searching
if (JString::strlen ( $this->params ['searchuser'] ) > 0) {
if ($this->params ['exactname'] == '1') {
$querystrings [] = "m.name LIKE '" . $this->db->getEscaped ( $this->params ['searchuser'] ) . "'";
} else {
$querystrings [] = "m.name LIKE '%" . $this->db->getEscaped ( $this->params ['searchuser'] ) . "%'";
}
}
$time = 0;
switch ($this->params ['searchdate']) {
case 'lastvisit' :
$this->db->setQuery ( "SELECT lasttime FROM #__kunena_sessions WHERE userid={$this->db->Quote($this->my->id)}" );
$time = $this->db->loadResult ();
break;
case 'all' :
break;
case '1' :
case '7' :
case '14' :
case '30' :
case '90' :
case '180' :
case '365' :
$time = time () - 86400 * intval ( $this->params ['searchdate'] ); //24*3600
break;
default :
$time = time () - 86400 * 365;
$searchdate = '365';
}
if ($time) {
if ($this->params ['beforeafter'] == 'after') {
$querystrings [] = "m.time > '{$time}'";
} else {
$querystrings [] = "m.time <= '{$time}'";
}
}
/* build query */
$querystrings [] = "m.moved='0'";
//Search also unapproved, trash
$this->show = array();
if ( CKunenaTools::isModerator($this->my->id) && $this->params['show']>0 ) {
$search_forums_array = explode(',', $search_forums);
$search_forums = array();
foreach ($search_forums_array as $currforum) {
if (CKunenaTools::isModerator($this->my->id, $currforum)) $search_forums[] = $currforum;
}
if (empty($search_forums)) return;
$search_forums = implode ( ',', $search_forums );
$querystrings [] = "m.hold='".(int)$this->params['show'] ."'";
} else {
$querystrings [] = "m.hold='0'";
}
$querystrings [] = "m.catid IN ({$search_forums})";
$where = implode ( ' AND ', $querystrings );
$groupby = array ();
if ($this->params ['order'] == 'dec')
$order1 = 'DESC';
else
$order1 = 'ASC';
switch ($this->params ['sortby']) {
case 'title' :
$orderby = "m.subject {$order1}, m.time {$order1}";
break;
case 'views' :
$orderby = "m.hits {$order1}, m.time {$order1}";
break;
/*
case 'threadstart':
$orderby = "m.time {$order1}, m.ordering {$order1}, m.hits {$order1}";
break;
*/
case 'forum' :
$orderby = "m.catid {$order1}, m.time {$order1}, m.ordering {$order1}";
break;
/*
case 'replycount':
case 'postusername':
*/
case 'lastpost' :
default :
$orderby = "m.time {$order1}, m.ordering {$order1}, m.catid {$order1}";
}
if (count ( $groupby ) > 0)
$groupby = ' GROUP BY ' . implode ( ',', $groupby );
else
$groupby = '';
/* get total */
$this->db->setQuery ( "SELECT COUNT(*) FROM #__kunena_messages AS m JOIN #__kunena_messages_text AS t ON m.id=t.mesid WHERE {$where} {$groupby}" );
$this->total = $this->db->loadResult ();
KunenaError::checkDatabaseError();
/* if there are no forums to search in, set error and return */
if ($this->total == 0) {
$this->int_kunena_errornr = 3;
$this->str_kunena_errormsg = JText::_('COM_KUNENA_SEARCH_ERR_NOPOSTS');
return;
}
if ($this->total < $this->limitstart)
$this->limitstart = ( int ) ($this->total / $this->limit);
/* get results */
$sql = "SELECT m.id, m.subject, m.catid, m.thread, m.name, m.time, t.mesid, t.message,
c.name AS catname, c.class_sfx
FROM #__kunena_messages_text AS t JOIN #__kunena_messages AS m ON m.id=t.mesid
JOIN #__kunena_categories AS c ON m.catid = c.id
WHERE {$where} {$groupby} ORDER BY {$orderby}";
$this->db->setQuery ( $sql, $this->limitstart, $this->limit );
$rows = $this->db->loadObjectList ();
KunenaError::checkDatabaseError();
$this->str_kunena_errormsg = $sql . '<br />' . $this->db->getErrorMsg ();
if (count ( $rows ) > 0)
$this->arr_kunena_results = $rows;
else
$this->arr_kunena_results = array ();
return;
}
/** get searchstrings (array) **/
function get_searchstrings() {
return $this->arr_kunena_searchstrings;
}
function get_searchusername() {
return $this->str_kunena_username;
}
/** get results (array) **/
function get_results() {
return $this->arr_kunena_results;
}
function getUrlParams() {
$url_params = '';
foreach ( $this->params as $param => $value ) {
if ($param == 'catids')
$value = strtr ( $value, ',', KUNENA_URL_LIST_SEPARATOR );
if ($value != $this->defaults [$param])
$url_params .= "&$param=" . urlencode ( $value );
}
return $url_params;
}
function get_search_forums($catids, $childforums = 1) {
/* get allowed forums */
$allowed_string = '';
if ($this->session->allowed && $this->session->allowed != 'na') {
$allowed_string = "id IN ({$this->session->allowed})";
} else {
$allowed_string = "published='1' AND pub_access='0'";
}
$this->db->setQuery ( "SELECT id, parent FROM #__kunena_categories WHERE {$allowed_string}" );
$allowed_forums = $this->db->loadAssocList ( 'id' );
if (KunenaError::checkDatabaseError()) return array();
$allow_list = array ();
foreach ( $allowed_forums as $forum ) {
// Children list: parent => array(child1, child2, ...)
$allow_list [$forum ['parent']] [] = $forum ['id'];
}
$catids = explode ( ',', $catids );
$result = array ();
if (count ( $catids ) > 0 && ! in_array ( 0, $catids )) {
// Algorithm:
// Start with selected categories and pop them from the catlist one by one
// Every popped item in the catlist will be added into result list
// For every category: push all its children into the catlist
$cur = array_pop ( $catids );
do {
$result [$cur] = $cur;
if ($childforums && array_key_exists ( $cur, $allow_list ))
foreach ( $allow_list [$cur] as $forum )
if (! in_array ( $forum, $catids ) ) {
array_push ( $catids, $forum );
}
$cur = array_pop ( $catids );
} while ( $cur );
$search_forums = implode ( ",", $result );
} else {
$search_forums = implode ( ",", array_keys ( $allowed_forums ) );
}
return $search_forums;
}
/**
* Display results
* @param string actionstring
*/
function show() {
extract ( $this->params );
$this->quser = $this->get_searchusername ();
$this->selected = ' selected="selected"';
$this->checked = ' checked="checked"';
$this->advsearch_hide = 1;
if ($this->int_kunena_errornr) {
$this->advsearch_hide = 0;
}
$this->tabclass = array ("row1", "row2" );
$searchdatelist = array();
$searchdatelist[] = JHTML::_('select.option', 'lastvisit', JText::_('COM_KUNENA_SEARCH_DATE_LASTVISIT') );
$searchdatelist[] = JHTML::_('select.option', '1', JText::_('COM_KUNENA_SEARCH_DATE_YESTERDAY') );
$searchdatelist[] = JHTML::_('select.option', '7', JText::_('COM_KUNENA_SEARCH_DATE_WEEK') );
$searchdatelist[] = JHTML::_('select.option', '14', JText::_('COM_KUNENA_SEARCH_DATE_2WEEKS') );
$searchdatelist[] = JHTML::_('select.option', '30', JText::_('COM_KUNENA_SEARCH_DATE_MONTH') );
$searchdatelist[] = JHTML::_('select.option', '90', JText::_('COM_KUNENA_SEARCH_DATE_3MONTHS') );
$searchdatelist[] = JHTML::_('select.option', '180', JText::_('COM_KUNENA_SEARCH_DATE_6MONTHS') );
$searchdatelist[] = JHTML::_('select.option', '365', JText::_('COM_KUNENA_SEARCH_DATE_YEAR') );
$searchdatelist[] = JHTML::_('select.option', 'all', JText::_('COM_KUNENA_SEARCH_DATE_ANY') );
$this->searchdatelist = JHTML::_('select.genericlist', $searchdatelist, 'searchdate', 'class="ks"', 'value', 'text',$this->params['searchdate'] );
$beforeafterlist = array();
$beforeafterlist[] = JHTML::_('select.option', 'after', JText::_('COM_KUNENA_SEARCH_DATE_NEWER') );
$beforeafterlist[] = JHTML::_('select.option', 'before', JText::_('COM_KUNENA_SEARCH_DATE_OLDER') );
$this->beforeafterlist= JHTML::_('select.genericlist', $beforeafterlist, 'beforeafter', 'class="ks"', 'value', 'text',$this->params['beforeafter'] );
$sortbylist = array();
$sortbylist[] = JHTML::_('select.option', 'title', JText::_('COM_KUNENA_SEARCH_SORTBY_TITLE') );
//$sortbylist[] = JHTML::_('select.option', 'replycount', JText::_('COM_KUNENA_SEARCH_SORTBY_POSTS') );
$sortbylist[] = JHTML::_('select.option', 'views', JText::_('COM_KUNENA_SEARCH_SORTBY_VIEWS') );
//$sortbylist[] = JHTML::_('select.option', 'threadstart', JText::_('COM_KUNENA_SEARCH_SORTBY_START') );
$sortbylist[] = JHTML::_('select.option', 'lastpost', JText::_('COM_KUNENA_SEARCH_SORTBY_POST') );
//$sortbylist[] = JHTML::_('select.option', 'postusername', JText::_('COM_KUNENA_SEARCH_SORTBY_USER') );
$sortbylist[] = JHTML::_('select.option', 'forum', JText::_('COM_KUNENA_SEARCH_SORTBY_FORUM') );
$this->sortbylist= JHTML::_('select.genericlist', $sortbylist, 'sortby', 'class="ks"', 'value', 'text',$this->params['sortby'] );
$limitlist = array();
$limitlist[] = JHTML::_('select.option', '5', JText::_('COM_KUNENA_SEARCH_LIMIT5') );
$limitlist[] = JHTML::_('select.option', '10', JText::_('COM_KUNENA_SEARCH_LIMIT10') );
$limitlist[] = JHTML::_('select.option', '15', JText::_('COM_KUNENA_SEARCH_LIMIT15') );
$limitlist[] = JHTML::_('select.option', '20', JText::_('COM_KUNENA_SEARCH_LIMIT20') );
$this->limitlist= JHTML::_('select.genericlist', $limitlist, 'limit', 'class="ks"', 'value', 'text',$this->limit );
//category select list
$options = array ();
$options [] = JHTML::_ ( 'select.option', '0', JText::_('COM_KUNENA_SEARCH_SEARCHIN_ALLCATS') );
$this->categorylist = CKunenaTools::forumSelectList ( 'searchlist', explode ( ',', $this->params ['catids'] ), $options, 'class="inputbox" size="8" multiple="multiple"', true );
CKunenaTools::loadTemplate('/search/advsearch.php');
$this->results = $this->get_results ();
$this->pagination = $this->getPagination ( $this->func, $this->q, $this->getUrlParams (), floor ( $this->limitstart / $this->limit ) + 1, $this->limit, floor ( $this->total / $this->limit ) + 1, 7 );
if (defined ( 'KUNENA_DEBUG' ))
echo '<p style="background-color:#FFFFCC;border:1px solid red;">' . $this->str_kunena_errormsg . '</p>';
$searchlist = $this->get_searchstrings ();
foreach ( $this->results as $i => $result ) {
// Clean up subject
$ressubject = KunenaParser::parseText ($result->subject);
// Strip smiles and bbcode out of search results; they look ugly
$resmessage = KunenaParser::parseBBCode ($result->message);
foreach ( $searchlist as $searchword ) {
if (empty ( $searchword ))
continue;
$ressubject = preg_replace ( "/" . preg_quote ( $searchword, '/' ) . "/iu", '<span class="searchword" >' . $searchword . '</span>', $ressubject );
// FIXME: enable highlighting, but only after we can be sure that we do not break html
//$resmessage = preg_replace ( "/" . preg_quote ( $searchword, '/' ) . "/iu", '<span class="searchword" >' . $searchword . '</span>', $resmessage );
}
$this->results [$i]->htmlsubject = $ressubject;
$this->results [$i]->htmlmessage = $resmessage;
}
CKunenaTools::loadTemplate('/search/search.php');
}
function getPagination($function, $q, $urlparams, $page, $limit, $totalpages, $maxpages) {
if ($page == 0)
$page ++;
$startpage = ($page - floor ( $maxpages / 2 ) < 1) ? 1 : $page - floor ( $maxpages / 2 );
$endpage = $startpage + $maxpages;
if ($endpage > $totalpages) {
$startpage = ($totalpages - $maxpages) < 1 ? 1 : $totalpages - $maxpages;
$endpage = $totalpages;
}
$output = '<ul class="kpagination">';
$output .= '<li class="page">' . JText::_('COM_KUNENA_PAGE') . '</li>';
if ($startpage > 1) {
if ($endpage < $totalpages)
$endpage --;
$output .= '<li>' . CKunenaLink::GetSearchLink ( $function, $q, 0, $limit, 1, $urlparams, $rel = 'nofollow' ) . '</li>';
if ($startpage > 2) {
$output .= '<li class="more">...</li>';
}
}
for($i = $startpage; $i <= $endpage && $i <= $totalpages; $i ++) {
if ($page == $i) {
$output .= '<li class="active">' . $i . '</li>';
} else {
$output .= '<li>' . CKunenaLink::GetSearchLink ( $function, $q, ($i - 1) * $limit, $limit, $i, $urlparams, $rel = 'nofollow' ) . '</li>';
}
}
if ($endpage < $totalpages) {
if ($endpage < $totalpages - 1) {
$output .= '<li class="more">...</li>';
}
$output .= '<li>' . CKunenaLink::GetSearchLink ( $function, $q, ($totalpages - 1) * $limit, $limit, $totalpages, $urlparams, $rel = 'nofollow' ) . '</li>';
}
$output .= '</ul>';
return $output;
}
/**
* Escapes a value for output in a view script.
*
* If escaping mechanism is one of htmlspecialchars or htmlentities, uses
* {@link $_encoding} setting.
*
* @param mixed $var The output to escape.
* @return mixed The escaped value.
*/
function escape($var)
{
return htmlspecialchars($var, ENT_COMPAT, 'UTF-8');
}}
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