WB 2.08.x

<?php

/**

 *

 * @category        frontend

 * @package         search

 * @author          yan Djurovich, WebsiteBaker Project

 * @copyright       2009-2012, WebsiteBaker Org. e.V.

 * @link			http://www.websitebaker2.org/

 * @license         http://www.gnu.org/licenses/gpl.html

 * @platform        WebsiteBaker 2.8.x

 * @requirements    PHP 5.2.2 and higher

 * @version         $Id: search.php 1718 2012-08-29 14:25:15Z Luisehahne $

 * @filesource		$HeadURL: svn://isteam.dynxs.de/wb-archiv/branches/2.8.x/wb/search/search.php $

 * @lastmodified    $Date: 2012-08-29 16:25:15 +0200 (Wed, 29 Aug 2012) $

 *

 */

// Must include code to stop this file being access directly

if(defined('WB_PATH') == false) { die("Cannot access this file directly"); }

// Check if search is enabled

if(SHOW_SEARCH != true) {

	echo $TEXT['SEARCH'].' '.$TEXT['DISABLED'];

	return;

}

// Include the WB functions file

require_once(WB_PATH.'/framework/functions.php');

// Get search settings

$table=TABLE_PREFIX.'search';

$query = $database->query("SELECT value FROM $table WHERE name = 'header' LIMIT 1");

$fetch_header = $query->fetchRow();

$query = $database->query("SELECT value FROM $table WHERE name = 'footer' LIMIT 1");

$fetch_footer = $query->fetchRow();

$query = $database->query("SELECT value FROM $table WHERE name = 'results_header' LIMIT 1");

$fetch_results_header = $query->fetchRow();

$query = $database->query("SELECT value FROM $table WHERE name = 'results_footer' LIMIT 1");

$fetch_results_footer = $query->fetchRow();

$query = $database->query("SELECT value FROM $table WHERE name = 'results_loop' LIMIT 1");

$fetch_results_loop = $query->fetchRow();

$query = $database->query("SELECT value FROM $table WHERE name = 'no_results' LIMIT 1");

$fetch_no_results = $query->fetchRow();

$query = $database->query("SELECT value FROM $table WHERE name = 'module_order' LIMIT 1");

if($query->numRows() > 0) { $res = $query->fetchRow(); } else { $res['value']='faqbaker,manual,wysiwyg'; }

$search_module_order = $res['value'];

$query = $database->query("SELECT value FROM $table WHERE name = 'max_excerpt' LIMIT 1");

if($query->numRows() > 0) { $res = $query->fetchRow(); } else { $res['value'] = '15'; }

$search_max_excerpt = (int)($res['value']);

if(!is_numeric($search_max_excerpt)) { $search_max_excerpt = 15; }

$query = $database->query("SELECT value FROM $table WHERE name = 'cfg_show_description' LIMIT 1");

if($query->numRows() > 0) { $res = $query->fetchRow(); } else { $res['value'] = 'true'; }

if($res['value'] == 'false') { $cfg_show_description = false; } else { $cfg_show_description = true; }

$query = $database->query("SELECT value FROM $table WHERE name = 'cfg_search_description' LIMIT 1");

if($query->numRows() > 0) { $res = $query->fetchRow(); } else { $res['value'] = 'true'; }

if($res['value'] == 'false') { $cfg_search_description = false; } else { $cfg_search_description = true; }

$query = $database->query("SELECT value FROM $table WHERE name = 'cfg_search_keywords' LIMIT 1");

if($query->numRows() > 0) { $res = $query->fetchRow(); } else { $res['value'] = 'true'; }

if($res['value'] == 'false') { $cfg_search_keywords = false; } else { $cfg_search_keywords = true; }

$query = $database->query("SELECT value FROM $table WHERE name = 'cfg_enable_old_search' LIMIT 1");

if($query->numRows() > 0) { $res = $query->fetchRow(); } else { $res['value'] = 'true'; }

if($res['value'] == 'false') { $cfg_enable_old_search = false; } else { $cfg_enable_old_search = true; }

$query = $database->query("SELECT value FROM $table WHERE name = 'cfg_enable_flush' LIMIT 1");

if($query->numRows() > 0) { $res = $query->fetchRow(); } else { $res['value'] = 'false'; }

if($res['value'] == 'false') { $cfg_enable_flush = false; } else { $cfg_enable_flush = true; }

$query = $database->query("SELECT value FROM $table WHERE name = 'time_limit' LIMIT 1"); // time-limit per module

if($query->numRows() > 0) { $res = $query->fetchRow(); } else { $res['value'] = '0'; }

$search_time_limit = (int)($res['value']);

if($search_time_limit < 1) $search_time_limit = 0;

// search-module-extension: get helper-functions

require_once(WB_PATH.'/search/search_modext.php');

// search-module-extension: Get "search.php" for each module, if present

// looks in modules/module/ and modules/module_searchext/

$search_funcs = array();$search_funcs['__before'] = array();$search_funcs['__after'] = array();

$query = $database->query("SELECT DISTINCT directory FROM ".TABLE_PREFIX."addons WHERE type = 'module' AND directory NOT LIKE '%_searchext'");

if($query->numRows() > 0) {

	while($module = $query->fetchRow()) {

		$file = WB_PATH.'/modules/'.$module['directory'].'/search.php';

		if(!file_exists($file)) {

			$file = WB_PATH.'/modules/'.$module['directory'].'_searchext/search.php';

			if(!file_exists($file)) {

				$file='';

			}

		}

		if($file!='') {

			include_once($file);

			if(function_exists($module['directory']."_search")) {

				$search_funcs[$module['directory']] = $module['directory']."_search";

			}

			if(function_exists($module['directory']."_search_before")) {

				$search_funcs['__before'][] = $module['directory']."_search_before";

			}

			if(function_exists($module['directory']."_search_after")) {

				$search_funcs['__after'][] = $module['directory']."_search_after";

			}

		}

	}

}

// Get list of usernames and display names

$query = $database->query("SELECT user_id,username,display_name FROM ".TABLE_PREFIX."users");

$users = array('0' => array('display_name' => $TEXT['UNKNOWN'], 'username' => strtolower($TEXT['UNKNOWN'])));

if($query->numRows() > 0) {

	while($user = $query->fetchRow()) {

		$users[$user['user_id']] = array('display_name' => $user['display_name'], 'username' => $user['username']);

	}

}

// Get search language, used for special umlaut handling (DE: ß=ss, ...)

$search_lang = '';

if(isset($_REQUEST['search_lang'])) {

	$search_lang = $_REQUEST['search_lang'];

	if(!preg_match('~^[A-Z]{2}$~', $search_lang))

		$search_lang = LANGUAGE;

} else {

	$search_lang = LANGUAGE;

}

// Get the path to search into. Normally left blank

// ATTN: since wb2.7.1 the path is evaluated as SQL: LIKE "/path%" - which will find "/path.php", "/path/info.php", ...; But not "/de/path.php"

// Add a '%' in front of each path to get SQL: LIKE "%/path%"

/* possible values:

 * - a single path: "/en/" - search only pages whose link contains 'path' ("/en/machinery/bender-x09")

 * - a single path not to search into: "-/help" - search all, exclude /help...

 * - a bunch of alternative pathes: "/en/,%/machinery/,/docs/" - alternatives paths, seperated by comma

 * - a bunch of paths to exclude: "-/about,%/info,/jp/,/light" - search all, exclude these.

 * These different styles can't be mixed.

 */

// ATTN: in wb2.7.0 "/en/" matched all links with "/en/" somewhere in the link: "/info/en/intro.php", "/en/info.php", ...

// since wb2.7.1 "/en/" matches only links _starting_  with "/en/": "/en/intro/info.php"

// use "%/en/" (or "%/en/, %/info", ...) to get the old behavior

$search_path_SQL = '';

$search_path = '';

if(isset($_REQUEST['search_path'])) {

	$search_path = addslashes(htmlspecialchars(strip_tags($wb->strip_slashes($_REQUEST['search_path'])), ENT_QUOTES));

	if(!preg_match('~^%?[-a-zA-Z0-9_,/ ]+$~', $search_path))

		$search_path = '';

	if($search_path != '') {

		$search_path_SQL = 'AND ( ';

		$not = '';

		$op = 'OR';

		if($search_path[0] == '-') {

			$not = 'NOT';

			$op = 'AND';

			$paths = explode(',', substr($search_path, 1) );

		} else {

			$paths = explode(',',$search_path);

		}

		$i=0;

		foreach($paths as $p) {

			if($i++ > 0) {

				$search_path_SQL .= ' $op';

			}

			$search_path_SQL .= " link $not LIKE '".$p."%'";

		}

		$search_path_SQL .= ' )';

	}

}

// use page_languages?

if(PAGE_LANGUAGES) {

	$table = TABLE_PREFIX."pages";

	$search_language_SQL_t = "AND $table.`language` = '".LANGUAGE."'";

	$search_language_SQL = "AND `language` = '".LANGUAGE."'";

} else {

	$search_language_SQL_t = '';

	$search_language_SQL = '';

}

// Get the search type

$match = '';

if(isset($_REQUEST['match'])) {

	if($_REQUEST['match']=='any') $match = 'any';

	elseif($_REQUEST['match']=='all') $match = 'all';

	elseif($_REQUEST['match']=='exact') $match = 'exact';

	else $match = 'all';

} else {

	$match = 'all';

}

// Get search string

$search_normal_string = '';

$search_entities_string = ''; // for SQL's LIKE

$search_display_string = ''; // for displaying

$search_url_string = ''; // for $_GET -- ATTN: unquoted! Will become urldecoded later

$string = '';

if(isset($_REQUEST['string'])) {

	if($match!='exact') { // $string will be cleaned below

		$string=str_replace(',', '', $_REQUEST['string']);

	} else {

		$string=$_REQUEST['string'];

	}

    // redo possible magic quotes

    $string = $wb->strip_slashes($string);

    $string = preg_replace('/\s+/', ' ', $string);

    $string = trim($string);

	// remove some bad chars

	$string = str_replace ( array('[[',']]'),'', $string);

	$string = preg_replace('/(^|\s+)[|.]+(?=\s+|$)/', '', $string);

	$search_display_string = htmlspecialchars($string);

	// convert string to utf-8

	$string = entities_to_umlauts($string, 'UTF-8');

	$search_url_string = $string;

	$search_entities_string = addslashes(htmlentities($string, ENT_COMPAT, 'UTF-8'));

	// mySQL needs four backslashes to match one in LIKE comparisons)

	$search_entities_string = str_replace('\\\\', '\\\\\\\\', $search_entities_string);

	$string = preg_quote($string);

	// quote ' " and /  -we need quoted / for regex

	$search_normal_string = str_replace(array('\'','"','/'), array('\\\'','\"','\/'), $string);

}

// make arrays from the search_..._strings above

if($match == 'exact')

	$search_url_array[] = $search_url_string;

else

	$search_url_array = explode(' ', $search_url_string);

$search_normal_array = array();

$search_entities_array = array();

if($match == 'exact') {

	$search_normal_array[]=$search_normal_string;

	$search_entities_array[]=$search_entities_string;

} else {

	$exploded_string = explode(' ', $search_normal_string);

	// Make sure there is no blank values in the array

	foreach($exploded_string AS $each_exploded_string) {

		if($each_exploded_string != '') {

			$search_normal_array[] = $each_exploded_string;

		}

	}

	$exploded_string = explode(' ', $search_entities_string);

	// Make sure there is no blank values in the array

	foreach($exploded_string AS $each_exploded_string) {

		if($each_exploded_string != '') {

			$search_entities_array[] = $each_exploded_string;

		}

	}

}

// make an extra copy of search_normal_array for use in regex

$search_words = array();

require_once(WB_PATH.'/search/search_convert.php');

global $search_table_umlauts_local;

require_once(WB_PATH.'/search/search_convert_ul.php');

global $search_table_ul_umlauts;

foreach($search_normal_array AS $str) {

	$str = strtr($str, $search_table_umlauts_local);

	$str = strtr($str, $search_table_ul_umlauts);

	$search_words[] = $str;

}

// Work-out what to do (match all words, any words, or do exact match), and do relevant with query settings

$all_checked = '';

$any_checked = '';

$exact_checked = '';

if ($match == 'any') {

	$any_checked = ' checked="checked"';

	$logical_operator = ' OR';

} elseif($match == 'all') {

	$all_checked = ' checked="checked"';

	$logical_operator = ' AND';

} else {

	$exact_checked = ' checked="checked"';

}

// Replace vars in search settings with values

$vars = array('[SEARCH_STRING]', '[WB_URL]', '[PAGE_EXTENSION]', '[TEXT_RESULTS_FOR]');

$values = array($search_display_string, WB_URL, PAGE_EXTENSION, $TEXT['RESULTS_FOR']);

$search_footer = str_replace($vars, $values, ($fetch_footer['value']));

$search_results_header = str_replace($vars, $values, ($fetch_results_header['value']));

$search_results_footer = str_replace($vars, $values, ($fetch_results_footer['value']));

// Do extra vars/values replacement

$vars = array('[SEARCH_STRING]', '[WB_URL]', '[PAGE_EXTENSION]', '[TEXT_SEARCH]', '[TEXT_ALL_WORDS]', '[TEXT_ANY_WORDS]', '[TEXT_EXACT_MATCH]', '[TEXT_MATCH]', '[TEXT_MATCHING]', '[ALL_CHECKED]', '[ANY_CHECKED]', '[EXACT_CHECKED]', '[REFERRER_ID]', '[SEARCH_PATH]');

$values = array($search_display_string, WB_URL, PAGE_EXTENSION, $TEXT['SEARCH'], $TEXT['ALL_WORDS'], $TEXT['ANY_WORDS'], $TEXT['EXACT_MATCH'], $TEXT['MATCH'], $TEXT['MATCHING'], $all_checked, $any_checked, $exact_checked, REFERRER_ID, $search_path);

$search_header = str_replace($vars, $values, ($fetch_header['value']));

$vars = array('[TEXT_NO_RESULTS]');

$values = array($TEXT['NO_RESULTS']);

$search_no_results = str_replace($vars, $values, ($fetch_no_results['value']));

/*

 * Start of output

 */

// Show search header

echo $search_header;

// Show search results_header

echo $search_results_header;

// Work-out if the user has already entered their details or not

if($search_normal_string != '') {

	// Get modules

	$table = TABLE_PREFIX."sections";

	$get_modules = $database->query("SELECT DISTINCT module FROM $table WHERE module != '' ");

	$modules = array();

	if($get_modules->numRows() > 0) {

		while($module = $get_modules->fetchRow()) {

			$modules[] = $module['module'];

		}

	}

	// sort module search-order

	// get the modules from $search_module_order first ...

	$sorted_modules = array();

	$m = count($modules);

	$search_modules = explode(',', $search_module_order);

	foreach($search_modules AS $item) {

		$item = trim($item);

		for($i=0; $i < $m; $i++) {

			if(isset($modules[$i]) && $modules[$i] == $item) {

				$sorted_modules[] = $modules[$i];

				unset($modules[$i]);

				break;

			}

		}

	}

	// ... then add the rest

	foreach($modules AS $item) {

		$sorted_modules[] = $item;

	}

	// Use the module's search-extensions.

	// This is somewhat slower than the orginial method.

	// call $search_funcs['__before'] first

	$search_func_vars = array(

		'database' => $database, // database-handle

		'page_id' => 0,

		'section_id' => 0,

		'page_title' => '',

		'page_menu_title' => '',

		'page_description' => '',

		'page_keywords' => '',

		'page_link' => '',

		'page_modified_when' => 0,

		'page_modified_by' => 0,

		'users' => $users, // array of known user-id/user-name

		'search_words' => $search_words, // array of strings, prepared for regex

		'search_match' => $match, // match-type

		'search_url_array' => $search_url_array, // array of strings from the original search-string. ATTN: strings are not quoted!

		'search_entities_array' => $search_entities_array, // entities

		'results_loop_string' => $fetch_results_loop['value'],

		'default_max_excerpt' => $search_max_excerpt,

		'time_limit' => $search_time_limit, // time-limit in secs

		'search_path' => $search_path // see docu

	);

	foreach($search_funcs['__before'] as $func) {

		$uf_res = call_user_func($func, $search_func_vars);

	}

	// now call module-based $search_funcs[]

	$seen_pages = array(); // seen pages per module.

	$pages_listed = array(); // seen pages.

	if($search_max_excerpt!=0) { // skip this search if $search_max_excerpt==0

		foreach($sorted_modules AS $module_name) {

			$start_time = time();	// get start-time to check time-limit; not very accurate, but ok

			$seen_pages[$module_name] = array();

			if(!isset($search_funcs[$module_name])) {

				continue; // there is no search_func for this module

			}

			// get each section for $module_name

			$table_s = TABLE_PREFIX."sections";

			$table_p = TABLE_PREFIX."pages";

			$sections_query = $database->query("

				SELECT s.section_id, s.page_id, s.module, s.publ_start, s.publ_end,

							 p.page_title, p.menu_title, p.link, p.description, p.keywords, p.modified_when, p.modified_by,

							 p.visibility, p.viewing_groups, p.viewing_users

				FROM $table_s AS s INNER JOIN $table_p AS p ON s.page_id = p.page_id

				WHERE s.module = '$module_name' AND p.visibility NOT IN ('none','deleted') AND p.searching = '1' $search_path_SQL $search_language_SQL

				ORDER BY s.page_id, s.position ASC

			");

			if($sections_query->numRows() > 0) {

				while($res = $sections_query->fetchRow()) {

					// check if time-limit is exceeded for this module

					if($search_time_limit > 0 && (time()-$start_time > $search_time_limit)) {

						break;

					}

					// Only show this section if it is not "out of publication-date"

					$now = time();

					if( !( $now<$res['publ_end'] && ($now>$res['publ_start'] || $res['publ_start']==0) ||

						$now>$res['publ_start'] && $res['publ_end']==0) ) {

						continue;

					}

					$search_func_vars = array(

						'database' => $database,

						'page_id' => $res['page_id'],

						'section_id' => $res['section_id'],

						'page_title' => $res['page_title'],

						'page_menu_title' => $res['menu_title'],

						'page_description' => ($cfg_show_description?$res['description']:""),

						'page_keywords' => $res['keywords'],

						'page_link' => $res['link'],

						'page_modified_when' => $res['modified_when'],

						'page_modified_by' => $res['modified_by'],

						'users' => $users,

						'search_words' => $search_words, // needed for preg_match

						'search_match' => $match,

						'search_url_array' => $search_url_array, // needed for url-string only

						'search_entities_array' => $search_entities_array, // entities

						'results_loop_string' => $fetch_results_loop['value'],

						'default_max_excerpt' => $search_max_excerpt,

						'enable_flush' => $cfg_enable_flush,

						'time_limit' => $search_time_limit // time-limit in secs

					);

					// Only show this page if we are allowed to see it

					if($admin->page_is_visible($res) == false) {

						if($res['visibility'] == 'registered') { // don't show excerpt

							$search_func_vars['default_max_excerpt'] = 0;

							$search_func_vars['page_description'] = $TEXT['REGISTERED'];

						} else { // private

							continue;

						}

					}

					$uf_res = call_user_func($search_funcs[$module_name], $search_func_vars);

					if($uf_res) {

						$pages_listed[$res['page_id']] = true;

						$seen_pages[$module_name][$res['page_id']] = true;

					} else {

						$seen_pages[$module_name][$res['page_id']] = true;

					}

				}

			}

		}

	}

	// now call $search_funcs['__after']

	$search_func_vars = array(

		'database' => $database, // database-handle

		'page_id' => 0,

		'section_id' => 0,

		'page_title' => '',

		'page_menu_title' => '',

		'page_description' => '',

		'page_keywords' => '',

		'page_link' => '',

		'page_modified_when' => 0,

		'page_modified_by' => 0,

		'users' => $users, // array of known user-id/user-name

		'search_words' => $search_words, // array of strings, prepared for regex

		'search_match' => $match, // match-type

		'search_url_array' => $search_url_array, // array of strings from the original search-string. ATTN: strings are not quoted!

		'search_entities_array' => $search_entities_array, // entities

		'results_loop_string' => $fetch_results_loop['value'],

		'default_max_excerpt' => $search_max_excerpt,

		'time_limit' => $search_time_limit, // time-limit in secs

		'search_path' => $search_path // see docu

	);

	foreach($search_funcs['__after'] as $func) {

		$uf_res = call_user_func($func, $search_func_vars);

	}

	// Search page details only, such as description, keywords, etc, but only of unseen pages.

	$max_excerpt_num = 0; // we don't want excerpt here

	$divider = ".";

	$table = TABLE_PREFIX."pages";

	$query_pages = $database->query("

		SELECT page_id, page_title, menu_title, link, description, keywords, modified_when, modified_by,

		       visibility, viewing_groups, viewing_users

		FROM $table

		WHERE visibility NOT IN ('none','deleted') AND searching = '1' $search_path_SQL $search_language_SQL

	");

	if($query_pages->numRows() > 0) {

		while($page = $query_pages->fetchRow()) {

			if (isset($pages_listed[$page['page_id']])) {

				continue;

			}

			$func_vars = array(

				'database' => $database,

				'page_id' => $page['page_id'],

				'page_title' => $page['page_title'],

				'page_menu_title' => $page['menu_title'],

				'page_description' => ($cfg_show_description?$page['description']:""),

				'page_keywords' => $page['keywords'],

				'page_link' => $page['link'],

				'page_modified_when' => $page['modified_when'],

				'page_modified_by' => $page['modified_by'],

				'users' => $users,

				'search_words' => $search_words, // needed for preg_match_all

				'search_match' => $match,

				'search_url_array' => $search_url_array, // needed for url-string only

				'search_entities_array' => $search_entities_array, // entities

				'results_loop_string' => $fetch_results_loop['value'],

				'default_max_excerpt' => $max_excerpt_num,

				'enable_flush' => $cfg_enable_flush

			);

			// Only show this page if we are allowed to see it

			if($admin->page_is_visible($page) == false) {

				if($page['visibility'] != 'registered') {

					continue;

				} else { // page: registered, user: access denied

					$func_vars['page_description'] = $TEXT['REGISTERED'];

				}

			}

			if($admin->page_is_active($page) == false) {

				continue;

			}

			$text = $func_vars['page_title'].$divider

				.$func_vars['page_menu_title'].$divider

				.($cfg_search_description?$func_vars['page_description']:"").$divider

				.($cfg_search_keywords?$func_vars['page_keywords']:"").$divider;

			$mod_vars = array(

				'page_link' => $func_vars['page_link'],

				'page_link_target' => "",

				'page_title' => $func_vars['page_title'],

				'page_description' => $func_vars['page_description'],

				'page_modified_when' => $func_vars['page_modified_when'],

				'page_modified_by' => $func_vars['page_modified_by'],

				'text' => $text,

				'max_excerpt_num' => $func_vars['default_max_excerpt']

			);

			if(print_excerpt2($mod_vars, $func_vars)) {

				$pages_listed[$page['page_id']] = true;

			}

		}

	}

	// Now use the old method for pages not displayed by the new method above

	// in case someone has old modules without search.php.

	// Get modules

	$table_search = TABLE_PREFIX."search";

	$table_sections = TABLE_PREFIX."sections";

	$get_modules = $database->query("

		SELECT DISTINCT s.value, s.extra

		FROM $table_search AS s INNER JOIN $table_sections AS sec

			ON s.value = sec.module

		WHERE s.name = 'module'

	");

	$modules = array();

	if($get_modules->numRows() > 0) {

		while($module = $get_modules->fetchRow()) {

			$modules[] = $module; // $modules in an array of arrays

		}

	}

	// sort module search-order

	// get the modules from $search_module_order first ...

	$sorted_modules = array();

	$m = count($modules);

	$search_modules = explode(',', $search_module_order);

	foreach($search_modules AS $item) {

		$item = trim($item);

		for($i=0; $i < $m; $i++) {

			if(isset($modules[$i]) && $modules[$i]['value'] == $item) {

				$sorted_modules[] = $modules[$i];

				unset($modules[$i]);

				break;

			}

		}

	}

	// ... then add the rest

	foreach($modules AS $item) {

		$sorted_modules[] = $item;

	}

	if($cfg_enable_old_search) { // this is the old (wb <= 2.6.7) search-function

		$search_path_SQL = str_replace(' link ', ' '.TABLE_PREFIX.'pages.link ', $search_path_SQL);

		foreach($sorted_modules AS $module) {

			if(isset($seen_pages[$module['value']]) && count($seen_pages[$module['value']])>0) // skip modules handled by new search-func

				continue;

			$query_start = '';

			$query_body = '';

			$query_end = '';

			$prepared_query = '';

			// Get module name

			$module_name = $module['value'];

			if(!isset($seen_pages[$module_name])) {

				$seen_pages[$module_name]=array();

			}

			// skip module 'code' - it doesn't make sense to search in a code section

			if($module_name=="code")

				continue;

			// Get fields to use for title, link, etc.

			$fields = unserialize($module['extra']);

			// Get query start

			$get_query_start = $database->query("SELECT value FROM ".TABLE_PREFIX."search WHERE name = 'query_start' AND extra = '$module_name' LIMIT 1");

			if($get_query_start->numRows() > 0) {

				// Fetch query start

				$fetch_query_start = $get_query_start->fetchRow();

				// Prepare query start for execution by replacing {TP} with the TABLE_PREFIX

				$query_start = str_replace('[TP]', TABLE_PREFIX, ($fetch_query_start['value']));

			}

			// Get query end

			$get_query_end = $database->query("SELECT value FROM ".TABLE_PREFIX."search WHERE name = 'query_end' AND extra = '$module_name' LIMIT 1");

			if($get_query_end->numRows() > 0) {

				// Fetch query end

				$fetch_query_end = $get_query_end->fetchRow();

				// Set query end

				$query_end = ($fetch_query_end['value']);

			}

			// Get query body

			$get_query_body = $database->query("SELECT value FROM ".TABLE_PREFIX."search WHERE name = 'query_body' AND extra = '$module_name' LIMIT 1");

			if($get_query_body->numRows() > 0) {

				// Fetch query body

				$fetch_query_body = $get_query_body->fetchRow();

				// Prepare query body for execution by replacing {STRING} with the correct one

				$query_body = str_replace(array('[TP]','[O]','[W]'), array(TABLE_PREFIX,'LIKE','%'), ($fetch_query_body['value']));

				// Loop through query body for each string, then combine with start and end

				$prepared_query = $query_start." ( ( ( ";

				$count = 0;

				foreach($search_normal_array AS $string) {

					if($count != 0) {

						$prepared_query .= " ) ".$logical_operator." ( ";

					}

					$prepared_query .= str_replace('[STRING]', $string, $query_body);

					$count = $count+1;

				}

				$count=0;

				$prepared_query .= ' ) ) OR ( ( ';

				foreach($search_entities_array AS $string) {

					if($count != 0) {

						$prepared_query .= " ) ".$logical_operator." ( ";

					}

					$prepared_query .= str_replace('[STRING]', $string, $query_body);

					$count = $count+1;

				}

				$prepared_query .= " ) ) ) ".$query_end;

				// Execute query

				$page_query = $database->query($prepared_query." ".$search_path_SQL." ".$search_language_SQL_t);

				if(!$page_query) continue; // on error, skip the rest of the current loop iteration

				// Loop through queried items

				if($page_query->numRows() > 0) {

					while($page = $page_query->fetchRow()) {

						// Only show this page if it hasn't already been listed

						if(isset($seen_pages[$module_name][$page['page_id']]) || isset($pages_listed[$page['page_id']])) {

							continue;

						}

						// don't list pages with visibility == none|deleted and check if user is allowed to see the page

						$p_table = TABLE_PREFIX."pages";

						$viewquery = $database->query("

							SELECT visibility, viewing_groups, viewing_users

							FROM $p_table

							WHERE page_id='{$page['page_id']}'

						");

						$visibility = 'none'; $viewing_groups="" ; $viewing_users="";

						if($viewquery->numRows() > 0) {

							if($res = $viewquery->fetchRow()) {

								$visibility = $res['visibility'];

								$viewing_groups = $res['viewing_groups'];

								$viewing_users = $res['viewing_users'];

								if($visibility == 'deleted' || $visibility == 'none') {

									continue;

								}

								if($visibility == 'private') {

									if($admin->page_is_visible(array(

										'page_id'=>$page[$fields['page_id']],

										'visibility' =>$visibility,

										'viewing_groups'=>$viewing_groups,

										'viewing_users'=>$viewing_users

									)) == false) {

										continue;

									}

								}

								if($admin->page_is_active(array('page_id'=>$page[$fields['page_id']]))==false) {

									continue;

								}

							}

						}

						// Get page link

						$link = page_link($page['link']);

						// Add search string for highlighting

						if ($match!='exact') {

							$sstring = implode(" ", $search_normal_array);

							$link = $link."?searchresult=1&sstring=".urlencode($sstring);

						} else {

							$sstring = str_replace(" ", "_",$search_normal_array[0]);

							$link = $link."?searchresult=2&sstring=".urlencode($sstring);

						}

						// Set vars to be replaced by values

						if(!isset($page['description'])) { $page['description'] = ""; }

						if(!isset($page['modified_when'])) { $page['modified_when'] = 0; }

						if(!isset($page['modified_by'])) { $page['modified_by'] = 0; }

						$vars = array('[LINK]', '[TITLE]', '[DESCRIPTION]', '[USERNAME]','[DISPLAY_NAME]','[DATE]','[TIME]','[TEXT_LAST_UPDATED_BY]','[TEXT_ON]','[EXCERPT]');

						if($page['modified_when'] > 0) {

							$date = gmdate(DATE_FORMAT, $page['modified_when']+TIMEZONE);

							$time = gmdate(TIME_FORMAT, $page['modified_when']+TIMEZONE);

						} else {

							$date = $TEXT['UNKNOWN'].' '.$TEXT['DATE'];

							$time = $TEXT['UNKNOWN'].' '.$TEXT['TIME'];

						}

						$excerpt="";

						if($cfg_show_description == 0) {

							$page['description'] = "";

						}

						$values = array($link, $page['page_title'], $page['description'], $users[$page['modified_by']]['username'], $users[$page['modified_by']]['display_name'], $date, $time, $TEXT['LAST_UPDATED_BY'], strtolower($TEXT['ON']), $excerpt);

						// Show loop code with vars replaced by values

						echo str_replace($vars, $values, ($fetch_results_loop['value']));

						// Say that this page has been listed

						$seen_pages[$module_name][$page['page_id']] = true;

						$pages_listed[$page['page_id']] = true;

					}

				}

			}

		}

	}

	// Say no items found if we should

	if(count($pages_listed) == 0) {

		echo $search_no_results;

	}

} else {

	echo $search_no_results;

}

// Show search results_footer

echo $search_results_footer;

// Show search footer

echo $search_footer;