<?php

/*

VERSION : 3.0
CODENAME : SENAYAN
AUTHOR :
    Code and Programming : ARIE NUGRAHA (hide@address.com)
    Database Design : HENDRO WICAKSONO (hide@address.com) & WARDIYONO (hide@address.com)

SENAYAN Library Automation System
Copyright (C) 2007

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.

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.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program (GPL License.txt); if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

*/

/* Showing list of catalogues and also for searching handling */

// include required class class
require LIB_DIR.'biblio_list.inc.php';
require SIMBIO_BASE_DIR.'simbio_GUI/paging/simbio_paging.inc.php';

// create biblio list object
$biblio_list = new biblio_list();
if (!$sysconf['enable_xml_detail']) {
    $biblio_list->xml_detail = false;
}
// if we are in searching mode
if (isset($_GET['search']) AND !empty($_GET['search'])) {
    // default vars
    $is_adv = false;
    $keywords = '';
    $criteria = '';
    // simple search
    if (isset($_GET['keywords'])) {
        $keywords = trim(urldecode($_GET['keywords']));
    }
    if ($keywords) {
        $words = trim($dbs->escape_string($keywords));
        $criteria = 'title{'.$words.'} authors{'.$words.'}';
        $biblio_list->setSQLcriteria($criteria);
    }
    // advanced search
    if (isset($_GET['title']) OR isset($_GET['author']) OR isset($_GET['subject']) OR isset($_GET['location'])) {
        $is_adv = true;
        $title = '';
        if (isset($_GET['title'])) {
            $title = trim(urldecode($_GET['title']));
        }
        $author = '';
        if (isset($_GET['author'])) {
            $author = trim(urldecode($_GET['author']));
        }
        $subject = '';
        if (isset($_GET['subject'])) {
            $subject = trim(urldecode($_GET['subject']));
        }
        $location = '';
        if (isset($_GET['location'])) {
            $location = trim(urldecode($_GET['location']));
        }
        // dont do search if all search field is empty
        if ($title OR $author OR $subject OR $location) {
            if ($title) {
                $title = $dbs->escape_string($title);
                $criteria .= ' title{'.$title.'}';
            }
            if ($author) {
                $author = $dbs->escape_string($author);
                $criteria .= ' authors{'.$author.'}';
            }
            if ($subject) {
                $subject = $dbs->escape_string($subject);
                $criteria .= ' subject{'.$subject.'}';
            }
            if ($location) {
                $location = $dbs->escape_string($location);
                $criteria .= ' location{'.$location.'}';
            }
            $criteria = trim($criteria);
            $biblio_list->setSQLcriteria($criteria, 'AND');
        }
    }
}

// check if we are on xml resultset mode
if (isset($_GET['resultXML'])) {
    $biblio_list->getDocumentList($dbs, $sysconf['opac_result_num'], false);
    if ($biblio_list->num_rows > 0) {
        $biblio_ids = $biblio_list->getDocumentIds();
    }
} else {
    // show the list
    echo $biblio_list->getDocumentList($dbs, $sysconf['opac_result_num']);
    echo '<br />'."\n";
}
// count total pages
$total_pages = ceil($biblio_list->num_rows/$sysconf['opac_result_num']);

// search result info
if (isset($_GET['search']) AND !empty($_GET['search'])) {
    if ($is_adv) {
        $info .= '<div style="clear: both;">'.lang_opac_search_result_info.' : </div>';
        if (!empty($_GET['title'])) {
            $info .= 'Title : <strong><cite>'.$_GET['title'].'</cite></strong>, ';
        }
        if (!empty($_GET['author'])) {
            $info .= 'Author : <strong><cite>'.$_GET['author'].'</cite></strong>, ';
        }
        if (!empty($_GET['subject'])) {
            $info .= 'Subject : <strong><cite>'.$_GET['subject'].'</cite></strong>, ';
        }
        if (!empty($_GET['location'])) {
            $info .= 'Location : <strong><cite>'.$_GET['location'].'</cite></strong>, ';
        }
        // strip last comma
        $info = substr_replace($info, '', -2);
    } else {
        $info .= '<div style="clear: both;">'.lang_opac_search_result_info.': <strong><cite>'.$_GET['keywords'].'</cite></strong></div>';
    }
    $info   = str_replace('{biblio_list->num_rows}', $biblio_list->num_rows, $info);
}

// page number info
if (isset($_GET['page']) AND $_GET['page'] > 1) {
    $page = intval($_GET['page']);
    $msg = str_replace('{page}', $page, lang_opac_page_info);
    $msg = str_replace('{total_pages}', $total_pages, $msg);
    $info .= '<div style="clear: both;">'.$msg.'</div>';
} else {
    $page = 1;
}

if (isset($biblio_list) AND $sysconf['enable_xml_result']) {
    $info .= '<br /><a href="index.php?resultXML=true&'.$_SERVER['QUERY_STRING'].'" class="xmlResultLink" target="_blank" title="View Result in XML Format" style="clear: both;">XML Result</a>';
}

// check if we are on xml resultset mode
if (isset($_GET['resultXML']) AND isset($biblio_ids)) {
    if (!$sysconf['enable_xml_result']) {
        die('XML Result is disabled');
    }
    // send http header
    header('Content-Type: text/xml');
    echo '<?xml version="1.0" encoding="UTF-8" ?>'."\n";
    echo '<senayan>'."\n";
    echo '<generate_time>'.date("D, Y-m-d H:i:s").'</generate_time>'."\n";
    echo '<result_page>'.$page.'</result_page>'."\n";
    echo '<total_result_pages>'.$total_pages.'</total_result_pages>'."\n";
    // include detail library and template
    include LIB_DIR.'detail.inc.php';
    include $sysconf['template']['dir'].'/detail_xml_template.php';
    //  loop biblio ID array
    foreach ($biblio_ids as $detail_id) {
        // create detail object
        $detail = new detail($dbs, $detail_id, true);
        $detail->setListTemplate($detail_template);
        $xml_detail = $detail->showDetail();
        echo $xml_detail;
    }
    echo '</senayan>';
    exit();
}

?>