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Path: /data/applications/aps/xoops/2.3.2b-6/standard/htdocs/ [ Home ]
File: search.php
<?php
/*
 You may not change or alter any portion of this comment or credits
 of supporting developers from this source code or any supporting source code 
 which is considered copyrighted (c) material of the original comment or credit authors.
 
 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/

/**
 * XOOPS global search
 *
 * @copyright       The XOOPS Project http://sourceforge.net/projects/xoops/
 * @license         http://www.fsf.org/copyleft/gpl.html GNU public license
 * @package         kernel
 * @since           2.0.0
 * @author          Kazumi Ono (AKA onokazu) 
 * @author          Taiwen Jiang <phppp@users.sourceforge.net>
 * @version         $Id: search.php 1529 2008-05-01 08:14:55Z phppp $
 * @package         core
 * @todo            Modularize; Both search algorithms and interface will be redesigned
 */

$xoopsOption['pagetype'] = "search";

include 'mainfile.php';
$config_handler =& xoops_gethandler('config');
$xoopsConfigSearch = $config_handler->getConfigsByCat(XOOPS_CONF_SEARCH);

if ($xoopsConfigSearch['enable_search'] != 1) {
    header('Location: '.XOOPS_URL.'/index.php');
    exit();
}
$action = "search";
if (!empty($_GET['action'])) {
    $action = $_GET['action'];
} elseif (!empty($_POST['action'])) {
    $action = $_POST['action'];
}
$query = "";
if (!empty($_GET['query'])) {
    $query = $_GET['query'];
} elseif (!empty($_POST['query'])) {
    $query = $_POST['query'];
}
$andor = "AND";
if (!empty($_GET['andor'])) {
    $andor = $_GET['andor'];
} elseif (!empty($_POST['andor'])) {
    $andor = $_POST['andor'];
}
$mid = $uid = $start = 0;
if ( !empty($_GET['mid']) ) {
    $mid = intval($_GET['mid']);
} elseif ( !empty($_POST['mid']) ) {
    $mid = intval($_POST['mid']);
}
if (!empty($_GET['uid'])) {
    $uid = intval($_GET['uid']);
} elseif (!empty($_POST['uid'])) {
    $uid = intval($_POST['uid']);
}
if (!empty($_GET['start'])) {
    $start = intval($_GET['start']);
} elseif (!empty($_POST['start'])) {
    $start = intval($_POST['start']);
}

$queries = array();

if ($action == "results") {
    if ($query == "") {
         redirect_header("search.php", 1, _SR_PLZENTER);
        exit();
    }
} elseif ($action == "showall") {
    if ($query == "" || empty($mid)) {
        redirect_header("search.php", 1, _SR_PLZENTER);
        exit();
    }
} elseif ($action == "showallbyuser") {
    if (empty($mid) || empty($uid)) {
        redirect_header("search.php", 1, _SR_PLZENTER);
        exit();
    }
}

$groups = is_object($xoopsUser) ? $xoopsUser -> getGroups() : XOOPS_GROUP_ANONYMOUS;
$gperm_handler = & xoops_gethandler( 'groupperm' );
$available_modules = $gperm_handler->getItemIds('module_read', $groups);

if ($action == 'search') {
    include XOOPS_ROOT_PATH.'/header.php';
    include 'include/searchform.php';
    $search_form->display();
    include XOOPS_ROOT_PATH.'/footer.php';
    exit();
}

if ( $andor != "OR" && $andor != "exact" && $andor != "AND" ) {
    $andor = "AND";
}

$myts =& MyTextSanitizer::getInstance();
if ($action != 'showallbyuser') {
    if ( $andor != "exact" ) {
        $ignored_queries = array(); // holds kewords that are shorter than allowed minmum length
        $temp_queries = preg_split('/[\s,]+/', $query);
        foreach ($temp_queries as $q) {
            $q = trim($q);
            if (strlen($q) >= $xoopsConfigSearch['keyword_min']) {
                $queries[] = $myts->addSlashes($q);
            } else {
                $ignored_queries[] = $myts->addSlashes($q);
            }
        }
        if (count($queries) == 0) {
            redirect_header('search.php', 2, sprintf(_SR_KEYTOOSHORT, $xoopsConfigSearch['keyword_min']));
            exit();
        }
    } else {
        $query = trim($query);
        if (strlen($query) < $xoopsConfigSearch['keyword_min']) {
            redirect_header('search.php', 2, sprintf(_SR_KEYTOOSHORT, $xoopsConfigSearch['keyword_min']));
            exit();
        }
        $queries = array($myts->addSlashes($query));
    }
}
switch ($action) {
case "results":
    $module_handler =& xoops_gethandler('module');
    $criteria = new CriteriaCompo(new Criteria('hassearch', 1));
    $criteria->add(new Criteria('isactive', 1));
    $criteria->add(new Criteria('mid', "(".implode(',', $available_modules).")", 'IN'));
    $modules = $module_handler->getObjects($criteria, true);
    $mids = isset($_REQUEST['mids']) ? $_REQUEST['mids'] : array();
    if (empty($mids) || !is_array($mids)) {
        unset($mids);
        $mids = array_keys($modules);
    }
    include XOOPS_ROOT_PATH."/header.php";
    $nomatch = true;
    echo "<h3>"._SR_SEARCHRESULTS."</h3>\n";
    echo _SR_KEYWORDS.':';
    if ($andor != 'exact') {
        foreach ($queries as $q) {
            echo ' <strong>'.htmlspecialchars(stripslashes($q)).'</strong>';
        }
        if (!empty($ignored_queries)) {
            echo '<br />';
            printf(_SR_IGNOREDWORDS, $xoopsConfigSearch['keyword_min']);
            foreach ($ignored_queries as $q) {
                echo ' <strong>'.htmlspecialchars(stripslashes($q)).'</strong>';
            }
        }
    } else {
        echo ' "<strong>'.htmlspecialchars(stripslashes($queries[0])).'</strong>"';
    }
    echo '<br />';
    foreach ($mids as $mid) {
        $mid = intval($mid);
        if ( in_array($mid, $available_modules) ) {
            $module = $modules[$mid];
            $results = $module->search($queries, $andor, 5, 0);
            $count = count($results);
            if (is_array($results) && $count > 0) {
                $nomatch = false;
                echo "<h4>".$module->getVar('name')."</h4>";
                for ($i = 0; $i < $count; $i++) {
                    if (isset($results[$i]['image']) && $results[$i]['image'] != "") {
                        echo "<img src='modules/".$module->getVar('dirname')."/".$results[$i]['image']."' alt='" . $module->getVar('name') . "' />&nbsp;";
                    } else {
                        echo "<img src='images/icons/posticon2.gif' alt='" . $module->getVar('name') . "' width='26' height='26' />&nbsp;";
                    }
                    if (!preg_match("/^http[s]*:\/\//i", $results[$i]['link'])) {
                        $results[$i]['link'] = "modules/".$module->getVar('dirname')."/".$results[$i]['link'];
                    }
                    echo "<strong><a href='".$results[$i]['link']."'>" . $myts->htmlspecialchars($results[$i]['title']) . "</a></strong><br />\n";
                    echo "<small>";
                    $results[$i]['uid'] = @intval($results[$i]['uid']);
                    if ( !empty($results[$i]['uid']) ) {
                        $uname = XoopsUser::getUnameFromId($results[$i]['uid']);
                        echo "&nbsp;&nbsp;<a href='".XOOPS_URL."/userinfo.php?uid=".$results[$i]['uid']."'>".$uname."</a>\n";
                    }
                    echo !empty($results[$i]['time']) ? " (". formatTimestamp(intval($results[$i]['time'])).")" : "";
                    echo "</small><br />\n";
                }
                if ( $count >= 5 ) {
                    $search_url = XOOPS_URL.'/search.php?query='.urlencode(stripslashes(implode(' ', $queries)));
                    $search_url .= "&mid=$mid&action=showall&andor=$andor";
                    echo '<p><a href="'.htmlspecialchars($search_url).'" title="' . _SR_SHOWALLR . '">' . _SR_SHOWALLR . '</a></p>';
                }
            }
        }
        unset($results);
        unset($module);
    }
    if ($nomatch) {
	    echo "<p>"._SR_NOMATCH."</p>";
    }    
    include "include/searchform.php";
    $search_form->display();
    break;

case "showall":
case 'showallbyuser':
    include XOOPS_ROOT_PATH."/header.php";
    $module_handler =& xoops_gethandler('module');
    $module =& $module_handler->get($mid);
    $results = $module->search($queries, $andor, 20, $start, $uid);
    $count = count($results);
    if (is_array($results) && $count > 0) {
        $next_results =& $module->search($queries, $andor, 1, $start + 20, $uid);
        $next_count = count($next_results);
        $has_next = false;
        if (is_array($next_results) && $next_count == 1) {
            $has_next = true;
        }
        echo "<h4>"._SR_SEARCHRESULTS."</h4>\n";
        if ($action == 'showall') {
            echo _SR_KEYWORDS.':';
            if ($andor != 'exact') {
                foreach ($queries as $q) {
                    echo ' <strong>'.htmlspecialchars(stripslashes($q)).'</strong>';
                }
            } else {
                echo ' "<strong>'.htmlspecialchars(stripslashes($queries[0])).'</strong>"';
            }
            echo '<br />';
        }
        printf(_SR_SHOWING, $start + 1, $start + $count);
        echo "<h5>" . $module->getVar('name') . "</h5>";
        for ($i = 0; $i < $count; $i++) {
            if (isset($results[$i]['image']) && $results[$i]['image'] != '') {
                echo "<img src='modules/" . $module->getVar('dirname', "n") . "/".$results[$i]['image']."' alt='" . $module->getVar('name') . "' />&nbsp;";
            } else {
                echo "<img src='images/icons/posticon2.gif' alt='" . $module->getVar("name") . "' width='26' height='26' />&nbsp;";
            }
            if (!preg_match("/^http[s]*:\/\//i", $results[$i]['link'])) {
                $results[$i]['link'] = "modules/".$module->getVar('dirname')."/".$results[$i]['link'];
            }
            echo "<strong><a href='".$results[$i]['link']."'>".$myts->htmlspecialchars($results[$i]['title'])."</a></strong><br />\n";
            echo "<small>";
            $results[$i]['uid'] = @intval($results[$i]['uid']);
            if ( !empty($results[$i]['uid']) ) {
                $uname = XoopsUser::getUnameFromId($results[$i]['uid']);
                echo "&nbsp;&nbsp;<a href='".XOOPS_URL."/userinfo.php?uid=".$results[$i]['uid']."'>".$uname."</a>\n";
            }
            echo !empty($results[$i]['time']) ? " (". formatTimestamp(intval($results[$i]['time'])).")" : "";
            echo "</small><br />\n";
        }
        echo '
        <table>
          <tr>
        ';
        $search_url = XOOPS_URL.'/search.php?query='.urlencode(stripslashes(implode(' ', $queries)));
        $search_url .= "&mid=$mid&action=$action&andor=$andor";
        if ($action=='showallbyuser') {
            $search_url .= "&uid=$uid";
        }
        if ( $start > 0 ) {
            $prev = $start - 20;
            echo '<td align="left">
            ';
            $search_url_prev = $search_url."&start=$prev";
            echo '<a href="'.htmlspecialchars($search_url_prev).'">'._SR_PREVIOUS.'</a></td>
            ';
        }
        echo '<td>&nbsp;&nbsp;</td>
        ';
        if (false != $has_next) {
            $next = $start + 20;
            $search_url_next = $search_url."&start=$next";
            echo '<td align="right"><a href="'.htmlspecialchars($search_url_next).'">'._SR_NEXT.'</a></td>
            ';
        }
        echo '
          </tr>
        </table>
        ';
    } else {
        echo '<p>'._SR_NOMATCH.'</p>';
    }
    include "include/searchform.php";
    $search_form->display();
    break;
}
include XOOPS_ROOT_PATH."/footer.php";
?>