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search.php
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search.php
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<?php
/***************************************************************************
* search.php
* -------------------
* begin : Saturday, Feb 13, 2001
* copyright : (C) 2001 The phpBB Group
* email : [email protected]
*
* $Id: search.php 8982 2008-10-08 14:00:28Z Kellanved $
*
*
***************************************************************************/
/***************************************************************************
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
***************************************************************************/
define('IN_PHPBB', true);
$phpbb_root_path = './';
include($phpbb_root_path . 'extension.inc');
include($phpbb_root_path . 'common.'.$phpEx);
include($phpbb_root_path . 'includes/bbcode.'.$phpEx);
include($phpbb_root_path . 'includes/functions_search.'.$phpEx);
//
// Start session management
//
$userdata = session_pagestart($user_ip, PAGE_SEARCH);
init_userprefs($userdata);
//
// End session management
//
//
// Define initial vars
//
if ( isset($HTTP_POST_VARS['mode']) || isset($HTTP_GET_VARS['mode']) )
{
$mode = ( isset($HTTP_POST_VARS['mode']) ) ? $HTTP_POST_VARS['mode'] : $HTTP_GET_VARS['mode'];
}
else
{
$mode = '';
}
if ( isset($HTTP_POST_VARS['search_keywords']) || isset($HTTP_GET_VARS['search_keywords']) )
{
$search_keywords = ( isset($HTTP_POST_VARS['search_keywords']) ) ? $HTTP_POST_VARS['search_keywords'] : $HTTP_GET_VARS['search_keywords'];
}
else
{
$search_keywords = '';
}
if ( isset($HTTP_POST_VARS['search_author']) || isset($HTTP_GET_VARS['search_author']))
{
$search_author = ( isset($HTTP_POST_VARS['search_author']) ) ? $HTTP_POST_VARS['search_author'] : $HTTP_GET_VARS['search_author'];
$search_author = phpbb_clean_username($search_author);
}
else
{
$search_author = '';
}
$search_id = ( isset($HTTP_GET_VARS['search_id']) ) ? $HTTP_GET_VARS['search_id'] : '';
$show_results = ( isset($HTTP_POST_VARS['show_results']) ) ? $HTTP_POST_VARS['show_results'] : 'posts';
$show_results = ($show_results == 'topics') ? 'topics' : 'posts';
if ( isset($HTTP_POST_VARS['search_terms']) )
{
$search_terms = ( $HTTP_POST_VARS['search_terms'] == 'all' ) ? 1 : 0;
}
else
{
$search_terms = 0;
}
if ( isset($HTTP_POST_VARS['search_fields']) )
{
$search_fields = ( $HTTP_POST_VARS['search_fields'] == 'all' ) ? 1 : 0;
}
else
{
$search_fields = 0;
}
$return_chars = ( isset($HTTP_POST_VARS['return_chars']) ) ? intval($HTTP_POST_VARS['return_chars']) : 200;
$search_cat = ( isset($HTTP_POST_VARS['search_cat']) ) ? intval($HTTP_POST_VARS['search_cat']) : -1;
$search_forum = ( isset($HTTP_POST_VARS['search_forum']) ) ? intval($HTTP_POST_VARS['search_forum']) : -1;
$sort_by = ( isset($HTTP_POST_VARS['sort_by']) ) ? intval($HTTP_POST_VARS['sort_by']) : 0;
if ( isset($HTTP_POST_VARS['sort_dir']) )
{
$sort_dir = ( $HTTP_POST_VARS['sort_dir'] == 'DESC' ) ? 'DESC' : 'ASC';
}
else
{
$sort_dir = 'DESC';
}
if ( !empty($HTTP_POST_VARS['search_time']) || !empty($HTTP_GET_VARS['search_time']))
{
$search_time = time() - ( ( ( !empty($HTTP_POST_VARS['search_time']) ) ? intval($HTTP_POST_VARS['search_time']) : intval($HTTP_GET_VARS['search_time']) ) * 86400 );
$topic_days = (!empty($HTTP_POST_VARS['search_time'])) ? intval($HTTP_POST_VARS['search_time']) : intval($HTTP_GET_VARS['search_time']);
}
else
{
$search_time = 0;
$topic_days = 0;
}
$start = ( isset($HTTP_GET_VARS['start']) ) ? intval($HTTP_GET_VARS['start']) : 0;
$start = ($start < 0) ? 0 : $start;
$sort_by_types = array($lang['Sort_Time'], $lang['Sort_Post_Subject'], $lang['Sort_Topic_Title'], $lang['Sort_Author'], $lang['Sort_Forum']);
//
// encoding match for workaround
//
$multibyte_charset = 'utf-8, big5, shift_jis, euc-kr, gb2312';
//
// Begin core code
//
if ( $mode == 'searchuser' )
{
//
// This handles the simple windowed user search functions called from various other scripts
//
if ( isset($HTTP_POST_VARS['search_username']) )
{
username_search($HTTP_POST_VARS['search_username']);
}
else
{
username_search('');
}
exit;
}
else if ( $search_keywords != '' || $search_author != '' || $search_id )
{
$store_vars = array('search_results', 'total_match_count', 'split_search', 'sort_by', 'sort_dir', 'show_results', 'return_chars');
$search_results = '';
//
// Search ID Limiter, decrease this value if you experience further timeout problems with searching forums
$limiter = 5000;
$current_time = time();
//
// Cycle through options ...
//
if ( $search_id == 'newposts' || $search_id == 'egosearch' || $search_id == 'unanswered' || $search_keywords != '' || $search_author != '' )
{
//
// Flood control
//
$where_sql = ($userdata['user_id'] == ANONYMOUS) ? "se.session_ip = '$user_ip'" : 'se.session_user_id = ' . $userdata['user_id'];
$sql = 'SELECT MAX(sr.search_time) AS last_search_time
FROM ' . SEARCH_TABLE . ' sr, ' . SESSIONS_TABLE . " se
WHERE sr.session_id = se.session_id
AND $where_sql";
if ($result = $db->sql_query($sql))
{
if ($row = $db->sql_fetchrow($result))
{
if (intval($row['last_search_time']) > 0 && ($current_time - intval($row['last_search_time'])) < intval($board_config['search_flood_interval']))
{
message_die(GENERAL_MESSAGE, $lang['Search_Flood_Error']);
}
}
}
if ( $search_id == 'newposts' || $search_id == 'egosearch' || ( $search_author != '' && $search_keywords == '' ) )
{
if ( $search_id == 'newposts' )
{
if ( $userdata['session_logged_in'] )
{
$sql = "SELECT post_id
FROM " . POSTS_TABLE . "
WHERE post_time >= " . $userdata['user_lastvisit'];
}
else
{
redirect(append_sid("login.$phpEx?redirect=search.$phpEx&search_id=newposts", true));
}
$show_results = 'topics';
$sort_by = 0;
$sort_dir = 'DESC';
}
else if ( $search_id == 'egosearch' )
{
if ( $userdata['session_logged_in'] )
{
$sql = "SELECT post_id
FROM " . POSTS_TABLE . "
WHERE poster_id = " . $userdata['user_id'];
}
else
{
redirect(append_sid("login.$phpEx?redirect=search.$phpEx&search_id=egosearch", true));
}
$show_results = 'topics';
$sort_by = 0;
$sort_dir = 'DESC';
}
else
{
$search_author = str_replace('*', '%', trim($search_author));
if( ( strpos($search_author, '%') !== false ) && ( strlen(str_replace('%', '', $search_author)) < $board_config['search_min_chars'] ) )
{
$search_author = '';
}
$sql = "SELECT user_id
FROM " . USERS_TABLE . "
WHERE username LIKE '" . str_replace("\'", "''", $search_author) . "'";
if ( !($result = $db->sql_query($sql)) )
{
message_die(GENERAL_ERROR, "Couldn't obtain list of matching users (searching for: $search_author)", "", __LINE__, __FILE__, $sql);
}
$matching_userids = '';
if ( $row = $db->sql_fetchrow($result) )
{
do
{
$matching_userids .= ( ( $matching_userids != '' ) ? ', ' : '' ) . $row['user_id'];
}
while( $row = $db->sql_fetchrow($result) );
}
else
{
message_die(GENERAL_MESSAGE, $lang['No_search_match']);
}
$sql = "SELECT post_id
FROM " . POSTS_TABLE . "
WHERE poster_id IN ($matching_userids)";
if ($search_time)
{
$sql .= " AND post_time >= " . $search_time;
}
}
if ( !($result = $db->sql_query($sql)) )
{
message_die(GENERAL_ERROR, 'Could not obtain matched posts list', '', __LINE__, __FILE__, $sql);
}
$search_ids = array();
while( $row = $db->sql_fetchrow($result) )
{
$search_ids[] = $row['post_id'];
}
$db->sql_freeresult($result);
$total_match_count = count($search_ids);
}
else if ( $search_keywords != '' )
{
$stopword_array = @file($phpbb_root_path . 'language/lang_' . $board_config['default_lang'] . '/search_stopwords.txt');
$synonym_array = @file($phpbb_root_path . 'language/lang_' . $board_config['default_lang'] . '/search_synonyms.txt');
$split_search = array();
$stripped_keywords = stripslashes($search_keywords);
$split_search = ( !strstr($multibyte_charset, $lang['ENCODING']) ) ? split_words(clean_words('search', $stripped_keywords, $stopword_array, $synonym_array), 'search') : split(' ', $search_keywords);
unset($stripped_keywords);
$search_msg_only = ( !$search_fields ) ? "AND m.title_match = 0" : ( ( strstr($multibyte_charset, $lang['ENCODING']) ) ? '' : '' );
$word_count = 0;
$current_match_type = 'or';
$word_match = array();
$result_list = array();
for($i = 0; $i < count($split_search); $i++)
{
if ( strlen(str_replace(array('*', '%'), '', trim($split_search[$i]))) < $board_config['search_min_chars'] )
{
$split_search[$i] = '';
continue;
}
switch ( $split_search[$i] )
{
case 'and':
$current_match_type = 'and';
break;
case 'or':
$current_match_type = 'or';
break;
case 'not':
$current_match_type = 'not';
break;
default:
if ( !empty($search_terms) )
{
$current_match_type = 'and';
}
if ( !strstr($multibyte_charset, $lang['ENCODING']) )
{
$match_word = str_replace('*', '%', $split_search[$i]);
$sql = "SELECT m.post_id
FROM " . SEARCH_WORD_TABLE . " w, " . SEARCH_MATCH_TABLE . " m
WHERE w.word_text LIKE '$match_word'
AND m.word_id = w.word_id
AND w.word_common <> 1
$search_msg_only";
}
else
{
$match_word = addslashes('%' . str_replace('*', '', $split_search[$i]) . '%');
$search_msg_only = ( $search_fields ) ? "OR post_subject LIKE '$match_word'" : '';
$sql = "SELECT post_id
FROM " . POSTS_TEXT_TABLE . "
WHERE post_text LIKE '$match_word'
$search_msg_only";
}
if ( !($result = $db->sql_query($sql)) )
{
message_die(GENERAL_ERROR, 'Could not obtain matched posts list', '', __LINE__, __FILE__, $sql);
}
$row = array();
while( $temp_row = $db->sql_fetchrow($result) )
{
$row[$temp_row['post_id']] = 1;
if ( !$word_count )
{
$result_list[$temp_row['post_id']] = 1;
}
else if ( $current_match_type == 'or' )
{
$result_list[$temp_row['post_id']] = 1;
}
else if ( $current_match_type == 'not' )
{
$result_list[$temp_row['post_id']] = 0;
}
}
if ( $current_match_type == 'and' && $word_count )
{
@reset($result_list);
while( list($post_id, $match_count) = @each($result_list) )
{
if ( !$row[$post_id] )
{
$result_list[$post_id] = 0;
}
}
}
$word_count++;
$db->sql_freeresult($result);
}
}
@reset($result_list);
$search_ids = array();
while( list($post_id, $matches) = each($result_list) )
{
if ( $matches )
{
$search_ids[] = $post_id;
}
}
unset($result_list);
$total_match_count = count($search_ids);
}
//
// If user is logged in then we'll check to see which (if any) private
// forums they are allowed to view and include them in the search.
//
// If not logged in we explicitly prevent searching of private forums
//
$auth_sql = '';
if ( $search_forum != -1 )
{
$is_auth = auth(AUTH_READ, $search_forum, $userdata);
if ( !$is_auth['auth_read'] )
{
message_die(GENERAL_MESSAGE, $lang['No_searchable_forums']);
}
$auth_sql = "f.forum_id = $search_forum";
}
else
{
$is_auth_ary = auth(AUTH_READ, AUTH_LIST_ALL, $userdata);
if ( $search_cat != -1 )
{
$auth_sql = "f.cat_id = $search_cat";
}
$ignore_forum_sql = '';
while( list($key, $value) = each($is_auth_ary) )
{
if ( !$value['auth_read'] )
{
$ignore_forum_sql .= ( ( $ignore_forum_sql != '' ) ? ', ' : '' ) . $key;
}
}
if ( $ignore_forum_sql != '' )
{
$auth_sql .= ( $auth_sql != '' ) ? " AND f.forum_id NOT IN ($ignore_forum_sql) " : "f.forum_id NOT IN ($ignore_forum_sql) ";
}
}
//
// Author name search
//
if ( $search_author != '' )
{
$search_author = str_replace('*', '%', trim($search_author));
if( ( strpos($search_author, '%') !== false ) && ( strlen(str_replace('%', '', $search_author)) < $board_config['search_min_chars'] ) )
{
$search_author = '';
}
}
if ( $total_match_count )
{
if ( $show_results == 'topics' )
{
//
// This one is a beast, try to seperate it a bit (workaround for connection timeouts)
//
$search_id_chunks = array();
$count = 0;
$chunk = 0;
if (count($search_ids) > $limiter)
{
for ($i = 0; $i < count($search_ids); $i++)
{
if ($count == $limiter)
{
$chunk++;
$count = 0;
}
$search_id_chunks[$chunk][$count] = $search_ids[$i];
$count++;
}
}
else
{
$search_id_chunks[0] = $search_ids;
}
$search_ids = array();
for ($i = 0; $i < count($search_id_chunks); $i++)
{
$where_sql = '';
if ( $search_time )
{
$where_sql .= ( $search_author == '' && $auth_sql == '' ) ? " AND post_time >= $search_time " : " AND p.post_time >= $search_time ";
}
if ( $search_author == '' && $auth_sql == '' )
{
$sql = "SELECT topic_id
FROM " . POSTS_TABLE . "
WHERE post_id IN (" . implode(", ", $search_id_chunks[$i]) . ")
$where_sql
GROUP BY topic_id";
}
else
{
$from_sql = POSTS_TABLE . " p";
if ( $search_author != '' )
{
$from_sql .= ", " . USERS_TABLE . " u";
$where_sql .= " AND u.user_id = p.poster_id AND u.username LIKE '$search_author' ";
}
if ( $auth_sql != '' )
{
$from_sql .= ", " . FORUMS_TABLE . " f";
$where_sql .= " AND f.forum_id = p.forum_id AND $auth_sql";
}
$sql = "SELECT p.topic_id
FROM $from_sql
WHERE p.post_id IN (" . implode(", ", $search_id_chunks[$i]) . ")
$where_sql
GROUP BY p.topic_id";
}
if ( !($result = $db->sql_query($sql)) )
{
message_die(GENERAL_ERROR, 'Could not obtain topic ids', '', __LINE__, __FILE__, $sql);
}
while ($row = $db->sql_fetchrow($result))
{
$search_ids[] = $row['topic_id'];
}
$db->sql_freeresult($result);
}
$total_match_count = sizeof($search_ids);
}
else if ( $search_author != '' || $search_time || $auth_sql != '' )
{
$search_id_chunks = array();
$count = 0;
$chunk = 0;
if (count($search_ids) > $limiter)
{
for ($i = 0; $i < count($search_ids); $i++)
{
if ($count == $limiter)
{
$chunk++;
$count = 0;
}
$search_id_chunks[$chunk][$count] = $search_ids[$i];
$count++;
}
}
else
{
$search_id_chunks[0] = $search_ids;
}
$search_ids = array();
for ($i = 0; $i < count($search_id_chunks); $i++)
{
$where_sql = ( $search_author == '' && $auth_sql == '' ) ? 'post_id IN (' . implode(', ', $search_id_chunks[$i]) . ')' : 'p.post_id IN (' . implode(', ', $search_id_chunks[$i]) . ')';
$select_sql = ( $search_author == '' && $auth_sql == '' ) ? 'post_id' : 'p.post_id';
$from_sql = ( $search_author == '' && $auth_sql == '' ) ? POSTS_TABLE : POSTS_TABLE . ' p';
if ( $search_time )
{
$where_sql .= ( $search_author == '' && $auth_sql == '' ) ? " AND post_time >= $search_time " : " AND p.post_time >= $search_time";
}
if ( $auth_sql != '' )
{
$from_sql .= ", " . FORUMS_TABLE . " f";
$where_sql .= " AND f.forum_id = p.forum_id AND $auth_sql";
}
if ( $search_author != '' )
{
$from_sql .= ", " . USERS_TABLE . " u";
$where_sql .= " AND u.user_id = p.poster_id AND u.username LIKE '$search_author'";
}
$sql = "SELECT " . $select_sql . "
FROM $from_sql
WHERE $where_sql";
if ( !($result = $db->sql_query($sql)) )
{
message_die(GENERAL_ERROR, 'Could not obtain post ids', '', __LINE__, __FILE__, $sql);
}
while( $row = $db->sql_fetchrow($result) )
{
$search_ids[] = $row['post_id'];
}
$db->sql_freeresult($result);
}
$total_match_count = count($search_ids);
}
}
else if ( $search_id == 'unanswered' )
{
if ( $auth_sql != '' )
{
$sql = "SELECT t.topic_id, f.forum_id
FROM " . TOPICS_TABLE . " t, " . FORUMS_TABLE . " f
WHERE t.topic_replies = 0
AND t.forum_id = f.forum_id
AND t.topic_moved_id = 0
AND $auth_sql";
}
else
{
$sql = "SELECT topic_id
FROM " . TOPICS_TABLE . "
WHERE topic_replies = 0
AND topic_moved_id = 0";
}
if ( !($result = $db->sql_query($sql)) )
{
message_die(GENERAL_ERROR, 'Could not obtain post ids', '', __LINE__, __FILE__, $sql);
}
$search_ids = array();
while( $row = $db->sql_fetchrow($result) )
{
$search_ids[] = $row['topic_id'];
}
$db->sql_freeresult($result);
$total_match_count = count($search_ids);
//
// Basic requirements
//
$show_results = 'topics';
$sort_by = 0;
$sort_dir = 'DESC';
}
else
{
message_die(GENERAL_MESSAGE, $lang['No_search_match']);
}
//
// Delete old data from the search result table
//
$sql = 'DELETE FROM ' . SEARCH_TABLE . '
WHERE search_time < ' . ($current_time - (int) $board_config['session_length']);
if ( !$result = $db->sql_query($sql) )
{
message_die(GENERAL_ERROR, 'Could not delete old search id sessions', '', __LINE__, __FILE__, $sql);
}
//
// Store new result data
//
$search_results = implode(', ', $search_ids);
$per_page = ( $show_results == 'posts' ) ? $board_config['posts_per_page'] : $board_config['topics_per_page'];
//
// Combine both results and search data (apart from original query)
// so we can serialize it and place it in the DB
//
$store_search_data = array();
//
// Limit the character length (and with this the results displayed at all following pages) to prevent
// truncated result arrays. Normally, search results above 12000 are affected.
// - to include or not to include
/*
$max_result_length = 60000;
if (strlen($search_results) > $max_result_length)
{
$search_results = substr($search_results, 0, $max_result_length);
$search_results = substr($search_results, 0, strrpos($search_results, ','));
$total_match_count = count(explode(', ', $search_results));
}
*/
for($i = 0; $i < count($store_vars); $i++)
{
$store_search_data[$store_vars[$i]] = $$store_vars[$i];
}
$result_array = serialize($store_search_data);
unset($store_search_data);
$search_id = abs(crc32(dss_rand()));
$sql = "UPDATE " . SEARCH_TABLE . "
SET search_id = $search_id, search_time = $current_time, search_array = '" . str_replace("\'", "''", $result_array) . "'
WHERE session_id = '" . $userdata['session_id'] . "'";
if ( !($result = $db->sql_query($sql)) || !$db->sql_affectedrows() )
{
$sql = "INSERT INTO " . SEARCH_TABLE . " (search_id, session_id, search_time, search_array)
VALUES($search_id, '" . $userdata['session_id'] . "', $current_time, '" . str_replace("\'", "''", $result_array) . "')";
if ( !($result = $db->sql_query($sql)) )
{
message_die(GENERAL_ERROR, 'Could not insert search results', '', __LINE__, __FILE__, $sql);
}
}
}
else
{
$search_id = intval($search_id);
if ( $search_id )
{
$sql = "SELECT search_array
FROM " . SEARCH_TABLE . "
WHERE search_id = $search_id
AND session_id = '". $userdata['session_id'] . "'";
if ( !($result = $db->sql_query($sql)) )
{
message_die(GENERAL_ERROR, 'Could not obtain search results', '', __LINE__, __FILE__, $sql);
}
if ( $row = $db->sql_fetchrow($result) )
{
$search_data = unserialize($row['search_array']);
for($i = 0; $i < count($store_vars); $i++)
{
$$store_vars[$i] = $search_data[$store_vars[$i]];
}
}
}
}
//
// Look up data ...
//
if ( $search_results != '' )
{
if ( $show_results == 'posts' )
{
$sql = "SELECT pt.post_text, pt.bbcode_uid, pt.post_subject, p.*, f.forum_id, f.forum_name, t.*, u.username, u.user_id, u.user_sig, u.user_sig_bbcode_uid
FROM " . FORUMS_TABLE . " f, " . TOPICS_TABLE . " t, " . USERS_TABLE . " u, " . POSTS_TABLE . " p, " . POSTS_TEXT_TABLE . " pt
WHERE p.post_id IN ($search_results)
AND pt.post_id = p.post_id
AND f.forum_id = p.forum_id
AND p.topic_id = t.topic_id
AND p.poster_id = u.user_id";
}
else
{
$sql = "SELECT t.*, f.forum_id, f.forum_name, u.username, u.user_id, u2.username as user2, u2.user_id as id2, p.post_username, p2.post_username AS post_username2, p2.post_time
FROM " . TOPICS_TABLE . " t, " . FORUMS_TABLE . " f, " . USERS_TABLE . " u, " . POSTS_TABLE . " p, " . POSTS_TABLE . " p2, " . USERS_TABLE . " u2
WHERE t.topic_id IN ($search_results)
AND t.topic_poster = u.user_id
AND f.forum_id = t.forum_id
AND p.post_id = t.topic_first_post_id
AND p2.post_id = t.topic_last_post_id
AND u2.user_id = p2.poster_id";
}
$per_page = ( $show_results == 'posts' ) ? $board_config['posts_per_page'] : $board_config['topics_per_page'];
$sql .= " ORDER BY ";
switch ( $sort_by )
{
case 1:
$sql .= ( $show_results == 'posts' ) ? 'pt.post_subject' : 't.topic_title';
break;
case 2:
$sql .= 't.topic_title';
break;
case 3:
$sql .= 'u.username';
break;
case 4:
$sql .= 'f.forum_id';
break;
default:
$sql .= ( $show_results == 'posts' ) ? 'p.post_time' : 'p2.post_time';
break;
}
$sql .= " $sort_dir LIMIT $start, " . $per_page;
if ( !$result = $db->sql_query($sql) )
{
message_die(GENERAL_ERROR, 'Could not obtain search results', '', __LINE__, __FILE__, $sql);
}
$searchset = array();
while( $row = $db->sql_fetchrow($result) )
{
$searchset[] = $row;
}
$db->sql_freeresult($result);
//
// Define censored word matches
//
$orig_word = array();
$replacement_word = array();
obtain_word_list($orig_word, $replacement_word);
//
// Output header
//
$page_title = $lang['Search'];
include($phpbb_root_path . 'includes/page_header.'.$phpEx);
if ( $show_results == 'posts' )
{
$template->set_filenames(array(
'body' => 'search_results_posts.tpl')
);
}
else
{
$template->set_filenames(array(
'body' => 'search_results_topics.tpl')
);
}
make_jumpbox('viewforum.'.$phpEx);
$l_search_matches = ( $total_match_count == 1 ) ? sprintf($lang['Found_search_match'], $total_match_count) : sprintf($lang['Found_search_matches'], $total_match_count);
$template->assign_vars(array(
'L_SEARCH_MATCHES' => $l_search_matches,
'L_TOPIC' => $lang['Topic'])
);
$highlight_active = '';
$highlight_match = array();
for($j = 0; $j < count($split_search); $j++ )
{
$split_word = $split_search[$j];
if ( $split_word != 'and' && $split_word != 'or' && $split_word != 'not' )
{
$highlight_match[] = '#\b(' . str_replace("*", "([\w]+)?", $split_word) . ')\b#is';
$highlight_active .= " " . $split_word;
for ($k = 0; $k < count($synonym_array); $k++)
{
list($replace_synonym, $match_synonym) = split(' ', trim(strtolower($synonym_array[$k])));
if ( $replace_synonym == $split_word )
{
$highlight_match[] = '#\b(' . str_replace("*", "([\w]+)?", $replace_synonym) . ')\b#is';
$highlight_active .= ' ' . $match_synonym;
}
}
}
}
$highlight_active = urlencode(trim($highlight_active));
$tracking_topics = ( isset($HTTP_COOKIE_VARS[$board_config['cookie_name'] . '_t']) ) ? unserialize($HTTP_COOKIE_VARS[$board_config['cookie_name'] . '_t']) : array();
$tracking_forums = ( isset($HTTP_COOKIE_VARS[$board_config['cookie_name'] . '_f']) ) ? unserialize($HTTP_COOKIE_VARS[$board_config['cookie_name'] . '_f']) : array();
for($i = 0; $i < count($searchset); $i++)
{
$forum_url = append_sid("viewforum.$phpEx?" . POST_FORUM_URL . '=' . $searchset[$i]['forum_id']);
$topic_url = append_sid("viewtopic.$phpEx?" . POST_TOPIC_URL . '=' . $searchset[$i]['topic_id'] . "&highlight=$highlight_active");
$post_url = append_sid("viewtopic.$phpEx?" . POST_POST_URL . '=' . $searchset[$i]['post_id'] . "&highlight=$highlight_active") . '#' . $searchset[$i]['post_id'];
$post_date = create_date($board_config['default_dateformat'], $searchset[$i]['post_time'], $board_config['board_timezone']);
$message = $searchset[$i]['post_text'];
$topic_title = $searchset[$i]['topic_title'];
$forum_id = $searchset[$i]['forum_id'];
$topic_id = $searchset[$i]['topic_id'];
if ( $show_results == 'posts' )
{
if ( isset($return_chars) )
{
$bbcode_uid = $searchset[$i]['bbcode_uid'];
//
// If the board has HTML off but the post has HTML
// on then we process it, else leave it alone
//
if ( $return_chars != -1 )
{
$message = strip_tags($message);
$message = preg_replace("/\[.*?:$bbcode_uid:?.*?\]/si", '', $message);
$message = preg_replace('/\[url\]|\[\/url\]/si', '', $message);
$message = ( strlen($message) > $return_chars ) ? substr($message, 0, $return_chars) . ' ...' : $message;
}
else
{
if ( !$board_config['allow_html'] )
{
if ( $postrow[$i]['enable_html'] )
{
$message = preg_replace('#(<)([\/]?.*?)(>)#is', '<\\2>', $message);
}
}
if ( $bbcode_uid != '' )
{
$message = ( $board_config['allow_bbcode'] ) ? bbencode_second_pass($message, $bbcode_uid) : preg_replace('/\:[0-9a-z\:]+\]/si', ']', $message);
}
$message = make_clickable($message);
if ( $highlight_active )
{
if ( preg_match('/<.*>/', $message) )
{
$message = preg_replace($highlight_match, '<!-- #sh -->\1<!-- #eh -->', $message);
$end_html = 0;
$start_html = 1;
$temp_message = '';
$message = ' ' . $message . ' ';
while( $start_html = strpos($message, '<', $start_html) )
{
$grab_length = $start_html - $end_html - 1;
$temp_message .= substr($message, $end_html + 1, $grab_length);
if ( $end_html = strpos($message, '>', $start_html) )
{
$length = $end_html - $start_html + 1;
$hold_string = substr($message, $start_html, $length);
if ( strrpos(' ' . $hold_string, '<') != 1 )
{
$end_html = $start_html + 1;
$end_counter = 1;
while ( $end_counter && $end_html < strlen($message) )
{
if ( substr($message, $end_html, 1) == '>' )
{
$end_counter--;
}
else if ( substr($message, $end_html, 1) == '<' )
{
$end_counter++;
}
$end_html++;
}
$length = $end_html - $start_html + 1;
$hold_string = substr($message, $start_html, $length);
$hold_string = str_replace('<!-- #sh -->', '', $hold_string);
$hold_string = str_replace('<!-- #eh -->', '', $hold_string);
}
else if ( $hold_string == '<!-- #sh -->' )
{
$hold_string = str_replace('<!-- #sh -->', '<span style="color:#' . $theme['fontcolor3'] . '"><b>', $hold_string);
}
else if ( $hold_string == '<!-- #eh -->' )
{
$hold_string = str_replace('<!-- #eh -->', '</b></span>', $hold_string);
}
$temp_message .= $hold_string;
$start_html += $length;
}
else
{
$start_html = strlen($message);
}
}
$grab_length = strlen($message) - $end_html - 1;
$temp_message .= substr($message, $end_html + 1, $grab_length);
$message = trim($temp_message);
}
else
{
$message = preg_replace($highlight_match, '<span style="color:#' . $theme['fontcolor3'] . '"><b>\1</b></span>', $message);
}
}
}
if ( count($orig_word) )
{
$topic_title = preg_replace($orig_word, $replacement_word, $topic_title);
$post_subject = ( $searchset[$i]['post_subject'] != "" ) ? preg_replace($orig_word, $replacement_word, $searchset[$i]['post_subject']) : $topic_title;
$message = preg_replace($orig_word, $replacement_word, $message);
}
else
{
$post_subject = ( $searchset[$i]['post_subject'] != '' ) ? $searchset[$i]['post_subject'] : $topic_title;
}
if ($board_config['allow_smilies'] && $searchset[$i]['enable_smilies'])
{
$message = smilies_pass($message);
}