source: branches/XPressMU/xpressme_integration_kit/include/search.php

<?php
$mydirname = basename( dirname(dirname( __FILE__ ) ) );

eval( '

function  '.$mydirname.'_global_search( $keywords , $andor , $limit , $offset , $userid )
{
        return xpress_global_search_base( "'.$mydirname.'" , $keywords , $andor , $limit , $offset , $userid ) ;
}

' ) ;


if( ! function_exists( 'xpress_global_search_base' ) ) {
        function xpress_global_search_base( $mydirname , $queryarray , $andor , $limit , $offset , $userid ){
                global $xoopsDB, $myts;
                
                require_once (XOOPS_ROOT_PATH . '/modules/'.$mydirname . '/include/general_functions.php');

                $myts =& MyTextSanitizer::getInstance();
                
                $xp_prefix = $mydirname;
                if ($xp_prefix == 'wordpress'){
                        $xp_prefix = 'wp';
                }
                if ($userid) {
                        $userid = xoops_uid_to_wp_uid(intval($userid),$mydirname);
                }

                $prefix= XOOPS_DB_PREFIX . '_' . $xp_prefix  ;
                $posts_tables = get_table_list($prefix,'posts');
                $i = 0;
                $ret = array();
                foreach( $posts_tables as $views_table){
                        $mid_prefix = get_multi_mid_prefix($prefix,'posts' , $views_table);
                        $option_table = $prefix . $mid_prefix . 'options';
                        $time_difference = get_blog_option($option_table ,'gmt_offset');
                        $blog_url = get_blog_option($option_table , 'siteurl');
                        $pattern = '/.*' . $mydirname . '/';
                        $mid_url = preg_replace($pattern, '' , $blog_url);
                        $mid_url = preg_replace('/\//' , '' , $mid_url);
                        if (!empty($mid_url)) $mid_url = $mid_url . '/' ;
                        
                        $blog_name = get_blog_option($option_table , 'blogname');
                        if (empty($mid_url)) $blog_name = ''; else $blog_name = $blog_name . ':: ';
                        
                        $now = date('Y-m-d H:i:s',(time() + ($time_difference * 3600)));
                        $where = "(post_status = 'publish') AND (post_date <= '".$now."')";

                        if ( is_array($queryarray) && $count = count($queryarray) ) {
                                $str_query = array();
                                for($i=0;$i<$count;$i++){
                                        $str_query[] = "(post_title LIKE '%".$queryarray[$i]."%' OR post_content LIKE '%".$queryarray[$i]."%')";
                                }
                                $where .= " AND ".implode(" $andor ", $str_query);
                        }
                        if ($userid) {
                                $where  .= " AND (post_author=".$userid.")";
                        }

                        $request = "SELECT * FROM " . $views_table ." WHERE ".$where;
                        $request .= " ORDER BY post_date DESC";
                        $result = $xoopsDB->query($request,$limit,$offset);

                        while($myrow = $xoopsDB->fetchArray($result)){
                                switch ($myrow['post_type']) {
                                case 'page':
                                        $ret[$i]['link'] = $mid_url . '?page_id=' . $myrow['ID'];
                                        break;
                                case 'post':
                                case '':
                                        $ret[$i]['link'] = $mid_url . '?p=' . $myrow['ID'];
                                }
                                $ret[$i]['title'] = $blog_name . $myts->htmlSpecialChars($myrow['post_title']);
                                $date_str = $myrow['post_date'];
                                $yyyy = substr($date_str,0,4);
                                $mm   = substr($date_str,5,2);
                                $dd   = substr($date_str,8,2);
                                $hh   = substr($date_str,11,2);
                                $nn   = substr($date_str,14,2);
                                $ss   = substr($date_str,17,2);
                                $ret[$i]['time'] = mktime( $hh,$nn,$ss,$mm,$dd,$yyyy);
                                $ret[$i]['uid'] = wp_uid_to_xoops_uid($myrow['post_author'],$mydirname);

                                $context = '' ;
                                $text =$myrow['post_content'];
                                // get context for module "search"
                                $showcontext = empty( $_GET['showcontext'] ) ? 0 : 1 ;
                                if( function_exists( 'search_make_context' ) && $showcontext ) {
                                        if( function_exists( 'easiestml' ) ) $text = easiestml( $text ) ;
                                        $full_context = strip_tags($text) ;
                                        $context = search_make_context( $full_context , $queryarray ) ;
                                }
                                $ret[$i]['context']=$context;
                                $i++;
                        }
                }
                return $ret;

        }
}

if( ! function_exists( 'get_blog_option' ) ) {
        function get_blog_option($option_table,$option_name){
                $xoopsDB =& Database::getInstance();

                $sql = "SELECT option_value FROM $option_table WHERE option_name = '" . $option_name . "'";
                
                $result =  $xoopsDB->query($sql, 0, 0);
                if ($xoopsDB->getRowsNum($result)  > 0){
                        $row = $xoopsDB->fetchArray($result);
                        return $row['option_value'];
                }
                return 0;
        }
}

?>