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<?php
/**
* Kunena Component
* @package Kunena.Site
* @subpackage Models
*
* @copyright (C) 2008 - 2014 Kunena Team. All rights reserved.
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL
* @link http://www.kunena.org
**/
defined ( '_JEXEC' ) or die ();
/**
* Search Model for Kunena
*
* @since 2.0
*/
class KunenaModelSearch extends KunenaModel {
protected $error = null;
protected $total = false;
protected $messages = false;
protected function populateState() {
// Get search word list
$value = JString::trim($this->app->input->get('query', '', 'string'));
if (empty($value))
{
$value = JString::trim($this->app->input->get('q', '', 'string'));
}
if ($value == JText::_('COM_KUNENA_GEN_SEARCH_BOX'))
{
$value = '';
}
$this->setState ( 'searchwords', $value );
$value = JRequest::getInt ( 'titleonly', 0 );
$this->setState ( 'query.titleonly', $value );
$value = JRequest::getString ( 'searchuser', '' );
$this->setState ( 'query.searchuser', $value );
$value = JRequest::getInt ( 'starteronly', 0 );
$this->setState ( 'query.starteronly', $value );
$value = JRequest::getInt ( 'exactname', 0 );
$this->setState ( 'query.exactname', $value );
$value = JRequest::getInt ( 'replyless', 0 );
$this->setState ( 'query.replyless', $value );
$value = JRequest::getInt ( 'replylimit', 0 );
$this->setState ( 'query.replylimit', $value );
$value = JRequest::getString ( 'searchdate', 365 );
$this->setState ( 'query.searchdate', $value );
$value = JRequest::getWord ( 'beforeafter', 'after' );
$this->setState ( 'query.beforeafter', $value );
$value = JRequest::getWord ( 'sortby', 'lastpost' );
$this->setState ( 'query.sortby', $value );
$value = JRequest::getWord ( 'order', 'dec' );
$this->setState ( 'query.order', $value );
$value = JRequest::getInt ( 'childforums', 1 );
$this->setState ( 'query.childforums', $value );
$value = JRequest::getInt ( 'topic_id', 0 );
$this->setState ( 'query.topic_id', $value );
if (isset ( $_POST ['query'] ) || isset ( $_POST ['searchword'] )) {
$value = JRequest::getVar('catids', array(0), 'post', 'array'); // Array of integers
JArrayHelper::toInteger($value);
} else {
$value = JRequest::getString('catids', '0', 'get'); // String of integers
$value = explode(' ', $value);
JArrayHelper::toInteger($value);
}
$this->setState ( 'query.catids', $value );
$value = JRequest::getInt ( 'show', 0 );
$this->setState ( 'query.show', $value );
$value = $this->getInt ( 'limitstart', 0 );
if ($value < 0) $value = 0;
$this->setState ( 'list.start', $value );
$value = $this->getInt ( 'limit', 0 );
if ($value < 1 || $value > 100) $value = $this->config->messages_per_page_search;
$this->setState ( 'list.limit', $value );
}
protected function buildWhere() {
$db = JFactory::getDBO ();
$querystrings = array();
foreach ( $this->getSearchWords() as $searchword ) {
$searchword = $db->escape ( JString::trim ( $searchword ) );
if (empty ( $searchword ))
continue;
$not = '';
$operator = ' OR ';
if ( substr($searchword, 0, 1) == '-' && strlen($searchword) > 1 ) {
$not = 'NOT';
$operator = 'AND';
$searchword = JString::substr ( $searchword, 1 );
}
if (!$this->getState('query.titleonly')) {
$querystrings [] = "(t.message {$not} LIKE '%{$searchword}%' {$operator} m.subject {$not} LIKE '%{$searchword}%')";
} else {
$querystrings [] = "(m.subject {$not} LIKE '%{$searchword}%')";
}
}
//User searching
$username = $this->getState('query.searchuser');
if ($username) {
if ($this->getState('query.exactname') == '1') {
$querystrings [] = "m.name LIKE '" . $db->escape ( $username ) . "'";
} else {
$querystrings [] = "m.name LIKE '%" . $db->escape ( $username ) . "%'";
}
}
$time = 0;
switch ($this->getState('query.searchdate')) {
case 'lastvisit' :
$time = KunenaFactory::GetSession()->lasttime;
break;
case 'all' :
break;
case '1' :
case '7' :
case '14' :
case '30' :
case '90' :
case '180' :
case '365' :
$time = time () - 86400 * intval ( $this->getState('query.searchdate') ); //24*3600
break;
default :
$time = time () - 86400 * 365;
}
if ($time) {
if ($this->getState('query.beforeafter') == 'after') {
$querystrings [] = "m.time > '{$time}'";
} else {
$querystrings [] = "m.time <= '{$time}'";
}
}
$topic_id = $this->getState('query.topic_id');
if ( $topic_id ) {
$querystrings [] = "m.id = '{$topic_id}'";
}
return implode ( ' AND ', $querystrings );
}
protected function buildOrderBy() {
if ($this->getState('query.order') == 'dec')
$order1 = 'DESC';
else
$order1 = 'ASC';
switch ($this->getState('query.sortby')) {
case 'title' :
$orderby = "m.subject {$order1}, m.time {$order1}";
break;
case 'views' :
$orderby = "m.hits {$order1}, m.time {$order1}";
break;
case 'forum' :
$orderby = "m.catid {$order1}, m.time {$order1}";
break;
case 'lastpost' :
default :
$orderby = "m.time {$order1}";
}
return $orderby;
}
public function getTotal() {
$q = $this->getState('searchwords');
if (!$q && !$this->getState('query.searchuser')) {
$this->setError( JText::_('COM_KUNENA_SEARCH_ERR_SHORTKEYWORD'));
return 0;
}
if ($this->total === false) $this->getResults();
/* if there are no forums to search in, set error and return */
if ($this->total == 0) {
$this->setError(JText::_('COM_KUNENA_SEARCH_ERR_NOPOSTS'));
return 0;
}
return $this->total;
}
public function getSearchWords() {
// Accept individual words and quoted strings
$splitPattern = '/[\s,]*\'([^\']+)\'[\s,]*|[\s,]*"([^"]+)"[\s,]*|[\s,]+/u';
$searchwords = preg_split($splitPattern, $this->getState('searchwords'), 0, PREG_SPLIT_NO_EMPTY | PREG_SPLIT_DELIM_CAPTURE);
$result = array ();
foreach ( $searchwords as $word ) {
// Do not accept one letter strings
if (JString::strlen ( $word ) > 1)
$result [] = $word;
}
return $result;
}
public function getResults() {
if ($this->messages !== false) return $this->messages;
$q = $this->getState('searchwords');
if (!$q && !$this->getState('query.searchuser')) {
$this->setError( JText::_('COM_KUNENA_SEARCH_ERR_SHORTKEYWORD'));
return array();
}
/* get results */
$hold = $this->getState('query.show');
if ($hold == 1) {
$mode = 'unapproved';
} elseif ($hold >= 2) {
$mode = 'deleted';
} else {
$mode = 'recent';
}
$params=array(
'mode'=>$mode,
'childforums'=>$this->getState('query.childforums'),
'where'=>$this->buildWhere(),
'orderby'=>$this->buildOrderBy(),
'starttime'=>-1
);
$limitstart = $this->getState('list.start');
$limit = $this->getState('list.limit');
list($this->total, $this->messages) = KunenaForumMessageHelper::getLatestMessages($this->getState('query.catids'), $limitstart, $limit, $params);
if ($this->total < $limitstart)
$this->setState('list.start', intval($this->total / $limit) * $limit);
$topicids = array();
$userids = array();
foreach ($this->messages as $message) {
$topicids[$message->thread] = $message->thread;
$userids[$message->userid] = $message->userid;
}
if ($topicids) {
$topics = KunenaForumTopicHelper::getTopics($topicids);
foreach ($topics as $topic) {
$userids[$topic->first_post_userid] = $topic->first_post_userid;
}
}
KunenaUserHelper::loadUsers($userids);
KunenaForumMessageHelper::loadLocation($this->messages);
if ( empty($this->messages) ) $this->app->enqueueMessage( JText::sprintf('COM_KUNENA_SEARCH_NORESULTS_FOUND', $q));
return $this->messages;
}
public function getUrlParams() {
// Turn internal state into URL, but ignore default values
$defaults = array ('titleonly' => 0, 'searchuser' => '', 'exactname' => 0, 'childforums' => 0, 'starteronly' => 0,
'replyless' => 0, 'replylimit' => 0, 'searchdate' => '365', 'beforeafter' => 'after', 'sortby' => 'lastpost',
'order' => 'dec', 'catids' => '0', 'show' => '0', 'topic_id' => 0 );
$url_params = '';
$state = $this->getState();
foreach ( $state as $param => $value ) {
$paramparts = explode('.', $param);
if ($paramparts[0] != 'query') continue;
$param = $paramparts[1];
if ($param == 'catids')
$value = implode ( ' ', $value );
if ($value != $defaults [$param])
$url_params .= "&$param=" . urlencode ( $value );
}
return $url_params;
}
public function getSearchURL($view, $searchword='', $limitstart=0, $limit=0, $params = '', $xhtml=true) {
$config = KunenaFactory::getConfig ();
$limitstr = "";
if ($limitstart > 0)
$limitstr .= "&limitstart=$limitstart";
if ($limit > 0 && $limit != $config->messages_per_page_search)
$limitstr .= "&limit=$limit";
if ($searchword)
{
$searchword = '&query=' . urlencode($searchword);
}
return KunenaRoute::_ ( "index.php?option=com_kunena&view={$view}{$searchword}{$params}{$limitstr}", $xhtml );
}
}