File: search.php

<?php

declare(strict_types=1);
/*
 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.
 */

/**
 * @copyright       The XUUPS Project http://sourceforge.net/projects/xuups/
 * @license         http://www.fsf.org/copyleft/gpl.html GNU public license
 * @since           1.0
 * @author          trabis <lusopoemas@gmail.com>
 * @author          Taiwen Jiang <phppp@users.sourceforge.net>
 */

use Xmf\Request;
use XoopsModules\Publisher\{CategoryHandler,
    Constants,
    Helper
};

/** @var CategoryHandler $categoryHandler */
/** @var Helper $helper
 * {@internal $helper defined in ./include/common.php }}
 */

require_once __DIR__ . '/header.php';
xoops_loadLanguage('search');
//Checking general permissions
/** @var \XoopsConfigHandler $configHandler */
$configHandler     = xoops_getHandler('config');
$xoopsConfigSearch = $configHandler->getConfigsByCat(XOOPS_CONF_SEARCH);
if (empty($xoopsConfigSearch['enable_search'])) {
    redirect_header(PUBLISHER_URL . '/index.php', 2, _NOPERM);
}

//$helper           = Helper::getInstance();
$groups           = $GLOBALS['xoopsUser'] ? $GLOBALS['xoopsUser']->getGroups() : XOOPS_GROUP_ANONYMOUS;
$grouppermHandler = $helper->getHandler('GroupPerm');
$moduleId         = $helper->getModule()->mid();

//Checking permissions
if (!$helper->getConfig('perm_search') || !$grouppermHandler->checkRight('global', Constants::PUBLISHER_SEARCH, $groups, $moduleId)) {
    redirect_header(PUBLISHER_URL, 2, _NOPERM);
}

$GLOBALS['xoopsConfig']['module_cache'][$moduleId] = 0;
$GLOBALS['xoopsOption']['template_main']           = 'publisher_search.tpl';
require_once $GLOBALS['xoops']->path('header.php');

$module_info_search = $helper->getModule()->getInfo('search');
require_once PUBLISHER_ROOT_PATH . '/' . $module_info_search['file'];

$limit    = 10; //$helper->getConfig('idxcat_perpage');
$uid      = 0;
$queries  = [];
$andor    = Request::getString('andor', '', 'POST');
$start    = Request::getInt('start', 0, 'POST');
$category = Request::getArray('category', [], 'POST');
$username = Request::getString('uname', '', 'POST');
$searchin = Request::getArray('searchin', [], 'POST');
$sortby   = Request::getString('sortby', '', 'POST');
$term     = Request::getString('term', '', 'POST');

if (empty($category) || (is_array($category) && in_array('all', $category, true))) {
    $category = [];
} else {
    $category = !is_array($category) ? explode(',', $category) : $category;
    $category = array_map('\intval', $category);
}

$andor  = in_array(mb_strtoupper($andor), ['OR', 'AND', 'EXACT'], true) ? mb_strtoupper($andor) : 'OR';
$sortby = in_array(mb_strtolower($sortby), ['itemid', 'datesub', 'title', 'categoryid'], true) ? mb_strtolower($sortby) : 'itemid';

if ($term && 'none' !== Request::getString('submit', 'none', 'POST')) {
    $next_search['category'] = implode(',', $category);
    $next_search['andor']    = $andor;
    $next_search['term']     = $term;
    $query                   = trim($term);

    if ('EXACT' !== $andor) {
        $ignored_queries = []; // holds keywords that are shorter than allowed minimum length
        $temp_queries    = preg_split('/[\s,]+/', $query);
        foreach ($temp_queries as $q) {
            $q = trim($q);
            if (mb_strlen($q) >= $xoopsConfigSearch['keyword_min']) {
                $queries[] = $myts->addSlashes($q);
            } else {
                $ignored_queries[] = $myts->addSlashes($q);
            }
        }
        //        unset($q);
        if (0 == count($queries)) {
            redirect_header(PUBLISHER_URL . '/search.php', 2, sprintf(_SR_KEYTOOSHORT, $xoopsConfigSearch['keyword_min']));
        }
    } else {
        if (mb_strlen($query) < $xoopsConfigSearch['keyword_min']) {
            redirect_header(PUBLISHER_URL . '/search.php', 2, sprintf(_SR_KEYTOOSHORT, $xoopsConfigSearch['keyword_min']));
        }
        $queries = [$myts->addSlashes($query)];
    }

    $uname_required       = false;
    $search_username      = trim($username);
    $next_search['uname'] = $search_username;
    if (!empty($search_username)) {
        $uname_required  = true;
        $search_username = $myts->addSlashes($search_username);
        if (!$result = $GLOBALS['xoopsDB']->query('SELECT uid FROM ' . $GLOBALS['xoopsDB']->prefix('users') . ' WHERE uname LIKE ' . $GLOBALS['xoopsDB']->quoteString("%$search_username%"))) {
            redirect_header(PUBLISHER_URL . '/search.php', 1, _CO_PUBLISHER_ERROR);
        }
        $uid = [];
        while (false !== ($row = $GLOBALS['xoopsDB']->fetchArray($result))) {
            $uid[] = $row['uid'];
        }
    } else {
        $uid = 0;
    }

    $next_search['sortby']   = $sortby;
    $next_search['searchin'] = implode('|', $searchin);

    $extra = '';
    if (!empty($time)) {
        $extra = '';
    }

    if ($uname_required && (!$uid || (is_array($uid) && count($uid) < 1))) {
        $results = [];
    } else {
        $results = $module_info_search['func']($queries, $andor, $limit, $start, $uid, $category, $sortby, $searchin, $extra);
    }

    if (count($results) < 1) {
        $results[] = ['text' => _SR_NOMATCH];
    }

    $xoopsTpl->assign('results', $results);

    if (count($next_search) > 0) {
        $items = [];
        foreach ($next_search as $para => $val) {
            if (!empty($val)) {
                $items[] = "{$para}={$val}";
            }
        }
        if (count($items) > 0) {
            $paras = implode('&', $items);
        }
        unset($next_search, $para, $val, $items);
    }
    $search_url = PUBLISHER_URL . '/search.php?' . $paras;

    if (count($results)) {
        $next            = $start + $limit;
        $queries         = implode(',', $queries);
        $search_url_next = $search_url . "&start={$next}";
        $search_next     = '<a href="' . htmlspecialchars($search_url_next, ENT_QUOTES | ENT_HTML5) . '">' . _SR_NEXT . '</a>';
        $xoopsTpl->assign('search_next', $search_next);
    }
    if ($start > 0) {
        $prev            = $start - $limit;
        $search_url_prev = $search_url . "&start={$prev}";
        $search_prev     = '<a href="' . htmlspecialchars($search_url_prev, ENT_QUOTES | ENT_HTML5) . '">' . _SR_PREVIOUS . '</a>';
        $xoopsTpl->assign('search_prev', $search_prev);
    }

    unset($results);
    $search_info = _SR_KEYWORDS . ': ' . htmlspecialchars($term, ENT_QUOTES | ENT_HTML5);
    if ($uname_required) {
        if ($search_info) {
            $search_info .= '<br>';
        }
        $search_info .= _CO_PUBLISHER_UID . ': ' . htmlspecialchars($search_username, ENT_QUOTES | ENT_HTML5);
    }
    $xoopsTpl->assign('search_info', $search_info);
}

/* type */
$typeSelect = '<select name="andor">';
$typeSelect .= '<option value="OR"';
if ('OR' === $andor) {
    $typeSelect .= ' selected="selected"';
}
$typeSelect .= '>' . _SR_ANY . '</option>';
$typeSelect .= '<option value="AND"';
if ('AND' === $andor) {
    $typeSelect .= ' selected="selected"';
}
$typeSelect .= '>' . _SR_ALL . '</option>';
$typeSelect .= '<option value="EXACT"';
if ('EXACT' === $andor) {
    $typeSelect .= ' selected="selected"';
}
$typeSelect .= '>' . _SR_EXACT . '</option>';
$typeSelect .= '</select>';

/* category */
$categoryHandler = $helper->getHandler('Category');
$categories      = $categoryHandler->getCategoriesForSearch();

$categorySelect = '<select name="category[]" size="5" multiple="multiple">';
$categorySelect .= '<option value="all"';
if (empty($category) || 0 == count($category)) {
    $categorySelect .= 'selected="selected"';
}
$categorySelect .= '>' . _ALL . '</option>';
foreach ($categories as $id => $cat) {
    $categorySelect .= '<option value="' . $id . '"';
    if (in_array($id, $category, true)) {
        $categorySelect .= 'selected="selected"';
    }
    $categorySelect .= '>' . $cat . '</option>';
}
unset($id);
$categorySelect .= '</select>';

/* scope */
$searchSelect = '';
$searchSelect .= '<input type="checkbox" name="searchin[]" value="title"';
if (in_array('title', $searchin, true)) {
    $searchSelect .= ' checked';
}
$searchSelect .= '>' . _CO_PUBLISHER_TITLE . '&nbsp;&nbsp;';
$searchSelect .= '<input type="checkbox" name="searchin[]" value="subtitle"';
if (in_array('subtitle', $searchin, true)) {
    $searchSelect .= ' checked';
}
$searchSelect .= '>' . _CO_PUBLISHER_SUBTITLE . '&nbsp;&nbsp;';
$searchSelect .= '<input type="checkbox" name="searchin[]" value="summary"';
if (in_array('summary', $searchin, true)) {
    $searchSelect .= ' checked';
}
$searchSelect .= '>' . _CO_PUBLISHER_SUMMARY . '&nbsp;&nbsp;';
$searchSelect .= '<input type="checkbox" name="searchin[]" value="text"';
if (in_array('body', $searchin, true)) {
    $searchSelect .= ' checked';
}
$searchSelect .= '>' . _CO_PUBLISHER_BODY . '&nbsp;&nbsp;';
$searchSelect .= '<input type="checkbox" name="searchin[]" value="keywords"';
if (in_array('meta_keywords', $searchin, true)) {
    $searchSelect .= ' checked';
}
$searchSelect .= '>' . _CO_PUBLISHER_ITEM_META_KEYWORDS . '&nbsp;&nbsp;';
$searchSelect .= '<input type="checkbox" name="searchin[]" value="all"';
if (empty($searchin) || in_array('all', $searchin, true)) {
    $searchSelect .= ' checked';
}
$searchSelect .= '>' . _ALL . '&nbsp;&nbsp;';

/* sortby */
$sortbySelect = '<select name="sortby">';
$sortbySelect .= '<option value="itemid"';
if ('itemid' === $sortby || empty($sortby)) {
    $sortbySelect .= ' selected="selected"';
}
$sortbySelect .= '>' . _NONE . '</option>';
$sortbySelect .= '<option value="datesub"';
if ('datesub' === $sortby) {
    $sortbySelect .= ' selected="selected"';
}
$sortbySelect .= '>' . _CO_PUBLISHER_DATESUB . '</option>';
$sortbySelect .= '<option value="title"';
if ('title' === $sortby) {
    $sortbySelect .= ' selected="selected"';
}
$sortbySelect .= '>' . _CO_PUBLISHER_TITLE . '</option>';
$sortbySelect .= '<option value="categoryid"';
if ('categoryid' === $sortby) {
    $sortbySelect .= ' selected="selected"';
}
$sortbySelect .= '>' . _CO_PUBLISHER_CATEGORY . '</option>';
$sortbySelect .= '</select>';

$xoopsTpl->assign('type_select', $typeSelect);
$xoopsTpl->assign('searchin_select', $searchSelect);
$xoopsTpl->assign('category_select', $categorySelect);
$xoopsTpl->assign('sortby_select', $sortbySelect);
$xoopsTpl->assign('search_term', htmlspecialchars($term, ENT_QUOTES));
$xoopsTpl->assign('search_user', $username);

$xoopsTpl->assign('modulename', $helper->getModule()->name());
$xoopsTpl->assign('module_dirname', $helper->getDirname());

if ($xoopsConfigSearch['keyword_min'] > 0) {
    $xoopsTpl->assign('search_rule', sprintf(_SR_KEYIGNORE, $xoopsConfigSearch['keyword_min']));
}

require $GLOBALS['xoops']->path('footer.php');