/**
* Core index method used to bulk index the database content
*/
function index()
{
$start = time();
$app = JFactory::getApplication();
set_time_limit(0);
$record = $this->getRecord();
//remove row id and use returned pk instead because of collision with Zend - it uses id as the primary
//key in the index
unset($record['id']);
//set basic information about current document
$currId = $record['pk'];
$title = $record['title'];
$category = $record['catid'];
$recId = $this->getNextRecordId($currId);
$additional = $record;
unset($additional['introtext']);
unset($additional['fulltext']);
//prepare redir url
$redir_url = "index2.php?option=com_jucene&task=index&view=jucene_index&rid=" . $recId;
$params =& JComponentHelper::getParams('com_jucene');
//get the index through the helper, because we need to import it into the search plugin too
$index = JuceneHelper::getIndex();
//retrieve actual document count in the index before indexation
$documents = $index->numDocs();
$this->raiseMessage(JText::sprintf('INDEXRECORDCOUNT', $documents));
JuceneHelper::removeFromIndexById($currId);
$pmml = false;
//TODO devide this into index methods based on content types- JUCENE helper!!! - no reason to try to transform it if it' HTML document
$xml_field = substr($record['fulltext'], 0, 5) != '<?xml' ? $record['introtext'] : $record['fulltext'];
//html or PMML?
if (substr($xml_field, 0, 5) == '<?xml') {
$dom = new DOMDocument();
$pmml = true;
$xslt = new DOMDocument();
$error = false;
//load xslt stylesheet
if (!@$xslt->load(JPATH_COMPONENT_ADMINISTRATOR . DS . 'xslt/jucene.xsl')) {
$error = true;
$this->raiseMessage("XSLTLOADERROR", 'error');
}
$proc = new XSLTProcessor();
if (!$proc->importStylesheet($xslt)) {
$error = true;
$this->raiseMessage("XSLTIMPORTERROR", 'error');
}
unset($record['fulltext']);
unset($record['introtext']);
if ($dom->loadXML($xml_field) && !$error && $pmml) {
//simplify the document - prepare it for the indexation process
$xslOutput = $proc->transformToXml($dom);
//create new DOM document to preserve output and transform the XML to the indexable one
$transXml = new DOMDocument();
$transXml->preserveWhitespace = false;
@$transXml->loadXML($xslOutput);
//unset unneccessary variables
unset($xslOutput);
unset($dom);
unset($xslt);
//index every assoc rule as document with same credentials
if (!$error) {
$rules = $transXml->getElementsByTagName("AssociationRule");
$rulesCount = $rules->length;
if ($rulesCount == 0) {
$error = true;
$this->raiseMessage('XMLDOCUMENTNORULES', 'error');
}
$rule_doc_position = 0;
foreach ($rules as $rule) {
$additional['rating'] = 0;
$additional['position'] = $rule_doc_position;
JPluginHelper::importPlugin('content');
$dispatcher =& JDispatcher::getInstance();
$results = $dispatcher->trigger('onIndexPmml', array($rule, $additional));
$rule_doc_position++;
}
}
} else {
$this->redirect($redir_url);
}
} else {
$this->raiseMessage('XMLDOCLOADERROR', 'error');
JPluginHelper::importPlugin('content');
$dispatcher =& JDispatcher::getInstance();
$results = $dispatcher->trigger('onIndexContent', array($record['fulltext'], $additional));
}
$end = time();
$documents = $index->numDocs();
$size = $index->count();
$allDocs = $this->getAllRecordsCount();
$remainingDocs = $this->getRecordCount($currId);
$percent = $allDocs / 100;
$doneDocs = $allDocs - $remainingDocs;
$percentDone = $doneDocs / $percent;
$document =& JFactory::getDocument();
if (is_numeric($recId)) {
if (JDEBUG) {
$this->raiseMessage(JText::sprintf('REMAININGRECORDS', $remainingDocs));
$this->raiseMessage(JText::sprintf('INDEXRECORDCOUNT', $documents));
}
$index->commit();
$this->redirect($redir_url);
} else {
$index->optimize();
$this->raiseMessage('DONEINDEXING', 'error');
$this->redirect("index.php?option=com_jucene");
}
}
/**
*
* @param $doc_id
* @param $new_content
*/
function updateIndexDocumentKbi($doc_id, $new_content, $specific_index = NULL)
{
if (is_numeric($doc_id) && JuceneHelper::stringContains($new_content, "<?xml", false)) {
JuceneHelper::removeFromIndexById($doc_id);
return $this->insertToIndexKbi($new_content, $specific_index);
} else {
return false;
}
}
