/**
* Perform search
*/
protected function performSearch()
{
global $ilUser, $ilBench;
unset($_SESSION['vis_references']);
$filter_query = '';
if ($this->search_cache->getItemFilter() and ilSearchSettings::getInstance()->isLuceneItemFilterEnabled()) {
$filter_settings = ilSearchSettings::getInstance()->getEnabledLuceneItemFilterDefinitions();
foreach ((array) $this->search_cache->getItemFilter() as $obj => $value) {
if (!$filter_query) {
$filter_query .= '+( ';
} else {
$filter_query .= 'OR';
}
$filter_query .= ' ' . (string) $filter_settings[$obj]['filter'] . ' ';
}
$filter_query .= ') ';
}
// begin-patch mime_filter
$mime_query = '';
if ($this->search_cache->getMimeFilter() and ilSearchSettings::getInstance()->isLuceneMimeFilterEnabled()) {
$filter_settings = ilSearchSettings::getInstance()->getEnabledLuceneMimeFilterDefinitions();
foreach ($this->search_cache->getMimeFilter() as $mime => $value) {
if (!$mime_query) {
$mime_query .= '+( ';
} else {
$mime_query .= 'OR';
}
$mime_query .= ' ' . (string) $filter_settings[$mime]['filter'] . ' ';
}
$mime_query .= ') ';
}
$filter_query = $filter_query . ' ' . $mime_query;
include_once './Services/Search/classes/Lucene/class.ilLuceneSearcher.php';
include_once './Services/Search/classes/Lucene/class.ilLuceneQueryParser.php';
$qp = new ilLuceneQueryParser($filter_query . ' +(' . $this->search_cache->getQuery() . ')');
$qp->parse();
$searcher = ilLuceneSearcher::getInstance($qp);
$searcher->search();
// Filter results
include_once './Services/Search/classes/Lucene/class.ilLuceneSearchResultFilter.php';
include_once './Services/Search/classes/Lucene/class.ilLucenePathFilter.php';
$filter = ilLuceneSearchResultFilter::getInstance($ilUser->getId());
$filter->addFilter(new ilLucenePathFilter($this->search_cache->getRoot()));
$filter->setCandidates($searcher->getResult());
$filter->filter();
if ($filter->getResultObjIds()) {
$searcher->highlight($filter->getResultObjIds());
}
// Show results
$this->showSearchForm();
include_once './Services/Search/classes/class.ilSearchResultPresentation.php';
$presentation = new ilSearchResultPresentation($this);
$presentation->setResults($filter->getResultIds());
$presentation->setSearcher($searcher);
// TODO: other handling required
$ilBench->start('Lucene', '1500_fo');
$this->addPager($filter, 'max_page');
$ilBench->stop('Lucene', '1500_fo');
$presentation->setPreviousNext($this->prev_link, $this->next_link);
if ($presentation->render()) {
$this->tpl->setVariable('SEARCH_RESULTS', $presentation->getHTML(true));
} else {
ilUtil::sendInfo(sprintf($this->lng->txt('search_no_match_hint'), $this->search_cache->getQuery()));
}
}
function showSavedResults()
{
global $ilUser;
// Read old result sets
include_once 'Services/Search/classes/class.ilSearchResult.php';
$this->initSearchType(self::TYPE_LOM);
$result_obj = new ilSearchResult($ilUser->getId());
$result_obj->read(ADVANCED_SEARCH);
$this->showSearch();
// Show them
if (count($result_obj->getResults())) {
$this->addPager($result_obj, 'adv_max_page');
include_once './Services/Search/classes/class.ilSearchResultPresentation.php';
$presentation = new ilSearchResultPresentation($this, ilSearchResultPresentation::MODE_STANDARD);
$presentation->setResults($result_obj->getResultsForPresentation());
$presentation->setPreviousNext($this->prev_link, $this->next_link);
if ($presentation->render()) {
$this->tpl->setVariable('RESULTS', $presentation->getHTML(true));
}
}
return true;
}
/**
* Perform search
*/
function performSearch()
{
global $ilUser;
if (!isset($_GET['page_number']) and $this->search_mode != 'in_results') {
unset($_SESSION['max_page']);
$this->search_cache->deleteCachedEntries();
}
if ($this->getType() == ilSearchBaseGUI::SEARCH_DETAILS and !$this->getDetails()) {
ilUtil::sendInfo($this->lng->txt('search_choose_object_type'));
$this->showSearch();
return false;
}
// Step 1: parse query string
if (!is_object($query_parser =& $this->__parseQueryString())) {
ilUtil::sendInfo($query_parser);
$this->showSearch();
return false;
}
// Step 2: perform object search. Get an ObjectSearch object via factory. Depends on fulltext or like search type.
$result =& $this->__searchObjects($query_parser);
// Step 3: perform meta keyword search. Get an MetaDataSearch object.
$result_meta =& $this->__searchMeta($query_parser, 'keyword');
$result->mergeEntries($result_meta);
$result_meta =& $this->__searchMeta($query_parser, 'contribute');
$result->mergeEntries($result_meta);
$result_meta =& $this->__searchMeta($query_parser, 'title');
$result->mergeEntries($result_meta);
$result_meta =& $this->__searchMeta($query_parser, 'description');
$result->mergeEntries($result_meta);
// Perform details search in object specific tables
if ($this->getType() == ilSearchBaseGUI::SEARCH_DETAILS) {
$result = $this->__performDetailsSearch($query_parser, $result);
}
// Step 5: Search in results
if ($this->search_mode == 'in_results') {
include_once 'Services/Search/classes/class.ilSearchResult.php';
$old_result_obj = new ilSearchResult($ilUser->getId());
$old_result_obj->read();
$result->diffEntriesFromResult($old_result_obj);
}
// Step 4: merge and validate results
$result->filter($this->getRootNode(), $query_parser->getCombination() == 'and');
$result->save();
$this->showSearch();
if (!count($result->getResults())) {
ilUtil::sendInfo($this->lng->txt('search_no_match'));
}
if ($result->isLimitReached()) {
#$message = sprintf($this->lng->txt('search_limit_reached'),$this->settings->getMaxHits());
#ilUtil::sendInfo($message);
}
// Step 6: show results
$this->addPager($result, 'max_page');
include_once './Services/Search/classes/class.ilSearchResultPresentation.php';
$presentation = new ilSearchResultPresentation($this, ilSearchResultPresentation::MODE_STANDARD);
$presentation->setResults($result->getResultsForPresentation());
$presentation->setSubitemIds($result->getSubitemIds());
$presentation->setPreviousNext($this->prev_link, $this->next_link);
if ($presentation->render()) {
// $this->tpl->setVariable('SEARCH_RESULTS',$presentation->getHTML());
$this->tpl->setVariable('RESULTS_TABLE', $presentation->getHTML(true));
}
return true;
}
/**
* Perform search
*/
protected function performSearch()
{
global $ilUser, $ilBench;
unset($_SESSION['vis_references']);
include_once './Services/Search/classes/Lucene/class.ilLuceneSearcher.php';
include_once './Services/Search/classes/Lucene/class.ilLuceneAdvancedQueryParser.php';
$qp = new ilLuceneAdvancedQueryParser($this->search_cache->getQuery());
$qp->parse();
if (!strlen(trim($qp->getQuery()))) {
ilUtil::sendInfo($this->lng->txt('msg_no_search_string'));
$this->showSavedResults();
return false;
}
$searcher = ilLuceneSearcher::getInstance($qp);
$searcher->search();
// Filter results
$ilBench->start('Lucene', 'ResultFilter');
include_once './Services/Search/classes/Lucene/class.ilLuceneSearchResultFilter.php';
include_once './Services/Search/classes/Lucene/class.ilLucenePathFilter.php';
$filter = ilLuceneSearchResultFilter::getInstance($ilUser->getId());
$filter->addFilter(new ilLucenePathFilter($this->search_cache->getRoot()));
$filter->setCandidates($searcher->getResult());
$filter->filter();
$ilBench->stop('Lucene', 'ResultFilter');
if ($filter->getResultObjIds()) {
$searcher->highlight($filter->getResultObjIds());
}
// Show results
$this->tpl->addBlockFile('ADM_CONTENT', 'adm_content', 'tpl.lucene_adv_search.html', 'Services/Search');
include_once './Services/Search/classes/class.ilSearchResultPresentation.php';
$presentation = new ilSearchResultPresentation($this);
$presentation->setResults($filter->getResultIds());
$presentation->setSearcher($searcher);
// TODO: other handling required
$ilBench->start('Lucene', '1500_fo');
$this->addPager($filter, 'max_page');
$ilBench->stop('Lucene', '1500_fo');
$presentation->setPreviousNext($this->prev_link, $this->next_link);
if ($presentation->render()) {
$this->tpl->setVariable('SEARCH_RESULTS', $presentation->getHTML(true));
} else {
ilUtil::sendInfo($this->lng->txt('search_no_match'));
}
// and finally add search form
$this->initFormSearch();
$this->tpl->setVariable('SEARCH_TABLE', $this->form->getHTML());
if ($filter->getResultIds()) {
$this->fillAdminPanel();
}
}
