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160 lines
5.5 KiB
160 lines
5.5 KiB
<?php /* <!-- Dokeos metadata/search.php -->
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<!-- 2005/09/20 -->
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<!-- Copyright (C) 2005 rene.haentjens@UGent.be - see metadata/md_funcs.php -->
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*/
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/**
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==============================================================================
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* Dokeos Metadata: search Dokeos course objects via their metadata
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*
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* URL parameters:
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* - type= type, must be 'Mix' (currently: Document + Scorm + Link)
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* - lfn= filename of a language file, e.g. 'md_doc', default= 'md_' + type;
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* - htt= HTML template file (same dir as script), default= 'mds_' + type.
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*
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* @package dokeos.metadata
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==============================================================================
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*/
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// PRELIMS -------------------------------------------------------------------->
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require("md_funcs.php");
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getpar('TYPE', 'e.g. Mix', 'Mix'); // note: only 'Mix' is currently working
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require('md_' . strtolower(TYPE) . '.php');
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getpar('LFN', 'LanguageFileName', 'md_' . strtolower(TYPE));
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getpar('HTT', 'HTML Template Text filename', 'mds_' . strtolower(TYPE));
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getpar('DBG', 'Debug number', '0'); // set to e.g. 10000 for debuginfo
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$urlp = '?type='. urlencode(TYPE);
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if (LFN != 'md_' . strtolower(TYPE)) $urlp .= '&lfn=' . urlencode(LFN);
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if (HTT != 'mds_' . strtolower(TYPE)) $urlp .= '&htt=' . urlencode(HTT);
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if (DBG) $urlp .= '&dbg=' . urlencode(DBG);
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// name of the language file that needs to be included
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$language_file = LFN; require("../inc/global.inc.php");
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$this_section=SECTION_COURSES;
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$nameTools = get_lang('Tool');
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($nameTools && get_lang('Sorry'))
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or give_up('Language file ' . LFN . " doesn't define 'Tool' and 'Sorry'");
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$_course = api_get_course_info(); isset($_course) or give_up(get_lang('Sorry'));
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require(api_get_path(LIBRARY_PATH) . 'xmd.lib.php');
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require(api_get_path(LIBRARY_PATH) . 'xht.lib.php');
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$xhtDoc = define_htt(HTT . '.htt', $urlp, $_course['path']);
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$xhtDoc->xht_param['type'] = TYPE;
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$xhtDoc->xht_param['index'] =
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str_replace('/search.php', '/index.php', api_get_self());
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// XML and DB STUFF ----------------------------------------------------------->
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$mdStore = new mdstore(FALSE); // no create DB table from search
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$xhtDoc->xht_get_lang = 'get_lang'; $xhtDoc->xht_xmldoc = new xmddoc('');
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if ($xhtDoc->xht_xmldoc->error) give_up($xhtDoc->xht_xmldoc->error);
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($mdt = $xhtDoc->xht_fill_template('DEFAULT'.TYPE))
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or give_up('No template DEFAULT' . TYPE);
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$xhtDoc->xht_xmldoc = new xmddoc(explode("\n", $mdt));
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if ($xhtDoc->xht_xmldoc->error) give_up($xhtDoc->xht_xmldoc->error);
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$xmlDoc = new xmddoc(''); if ($xmlDoc->error) give_up($xmlDoc->error);
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if (isset($_POST['mdsc'])) // Search criteria
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{
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$mdsc = str_replace("\r", "\n", str_replace("\r\n", "\n",
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get_magic_quotes_gpc() ? stripslashes($_POST['mdsc']) : $_POST['mdsc']));
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foreach (explode("\n", $mdsc) as $word) if (($word = trim($word)))
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{
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$words .= ", " . $word;
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$where .= " AND indexabletext " . ($word{0} != '-' ?
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("LIKE '%".addslashes($word)."%'") :
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("NOT LIKE '%".addslashes(substr($word, 1))."%'"));
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}
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if ($where)
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{
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$whereclause = substr($where, 5); // remove first " AND "
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$xhtDoc->xht_xmldoc->xmd_add_text_element('query', $whereclause);
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$xhtDoc->xht_param['traceinfo'] = substr($words, 2);
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$result = $mdStore->mds_get_many('eid,mdxmltext', $whereclause);
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while (($myrow = @Database::fetch_array($result)))
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{
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// not quite a real manifest, but very much like one...
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$eid = $myrow['eid']; $xmlDoc = new xmddoc($myrow['mdxmltext']);
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if ($xmlDoc->error) give_up('Entry '.$eid . ': ' . $xmlDoc->error);
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$mdObj = new mdobject($_course, $eid); // md_mix.php
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$xhtDoc->xht_xmldoc->xmd_copy_foreign_child($xmlDoc);
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$newItem = $xhtDoc->xht_xmldoc->
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xmd_select_single_element('item[-1]');
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$xhtDoc->xht_xmldoc->xmd_set_attribute($newItem, 'eid', $eid);
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$xhtDoc->xht_xmldoc->xmd_set_attribute($newItem, 'url',
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$mdObj->mdo_url);
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if ($mdObj->mdo_type == 'Scorm')
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$xhtDoc->xht_xmldoc->xmd_set_attribute($newItem, 'brl',
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$mdObj->mdo_base_url);
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}
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}
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}
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function check_is_thumb($p) // escape function, see mds_mix.htt
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{
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global $xhtDoc; if ($p !== FALSE) return ''; // should not happen
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if (!ereg('^pptsl[0-9]+_t\.jpg$', $xhtDoc->xht_param['thumb']))
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$xhtDoc->xht_param['thumb'] = '';
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return '';
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}
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// GENERATE OUTPUT ------------------------------------------------------------>
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foreach (explode("\n", $xhtDoc->htt_array['HTTP']) as $httpXtra)
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if ($httpXtra) $httpHeadXtra[] = $httpXtra;
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$xhtDoc->xht_get_lang = 'get_lang';
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function resource_for($e) {return $e;} // dummy, '=/' not used here
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$xhtDoc->xht_resource = 'resource_for';
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$xhtDoc->xht_param['kwdswere_string'] = $_POST['kwdswere_string'];
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$htmlHeadXtra[] = $xhtDoc->xht_fill_template('HEAD');
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// $noPHP_SELF = TRUE; // in breadcrumps
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Display::display_header($nameTools);
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$xhtDoc->xht_dbgn = DBG; // for template debug info, set to e.g. 10000
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if (($ti = $xhtDoc->xht_param['traceinfo'])) $xhtDoc->xht_param['traceinfo'] =
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'<b>' . get_lang('Search') . '</b>: ' . htmlspecialchars($ti, ENT_QUOTES, $charset);
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echo $xhtDoc->xht_fill_template('MDSEARCH'), "\n";
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if ($xhtDoc->xht_dbgn) echo $xhtDoc->xht_dbgo;
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Display::display_footer();
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?>
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