LuceneStatisticsDashlet.php
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<?php
/**
* $Id:$
*
* KnowledgeTree Open Source Edition
* Document Management Made Simple
* Copyright (C) 2004 - 2008 The Jam Warehouse Software (Pty) Limited
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License version 3 as published by the
* Free Software Foundation.
*
* 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. If not, see <http://www.gnu.org/licenses/>.
*
* You can contact The Jam Warehouse Software (Pty) Limited, Unit 1, Tramber Place,
* Blake Street, Observatory, 7925 South Africa. or email info@knowledgetree.com.
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU General Public License version 3.
*
* In accordance with Section 7(b) of the GNU General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "Powered by
* KnowledgeTree" logo and retain the original copyright notice. If the display of the
* logo is not reasonably feasible for technical reasons, the Appropriate Legal Notices
* must display the words "Powered by KnowledgeTree" and retain the original
* copyright notice.
* Contributor( s): ______________________________________
*
*/
class LuceneStatisticsDashlet extends KTBaseDashlet
{
function LuceneStatisticsDashlet()
{
$this->sTitle = _kt('Document Indexer Statistics');
}
function is_active($oUser)
{
return Permission::userIsSystemAdministrator();
}
function render()
{
$oTemplating =& KTTemplating::getSingleton();
$oTemplate = $oTemplating->loadTemplate('ktcore/search2/lucene_statistics');
$check = true;
// check if we have a cached result
if (isset($_SESSION['LuceneStats']))
{
// we will only do the check every 5 minutes
if (time() - $_SESSION['LuceneStats']['time'] < 5 * 60)
{
$check = false;
$stats = $_SESSION['LuceneStats']['stats'];
}
}
// we will only check if the result is not cached, or after 5 minutes
if ($check)
{
$optimisationDate = KTUtil::getSystemSetting('luceneOptimisationDate', '');
$noOptimisation = false;
if ($optimisationDate == '')
{
$optimisationDate = _kt('N/A');
$optimisationPeriod = $optimisationDate;
}
else
{
$optimisationPeriod = KTUtil::computePeriodToDate($optimisationDate, null, true);
$noOptimisation = $optimisationPeriod['days'] > 2;
$optimisationPeriod = $optimisationPeriod['str'];
$optimisationDate = date('Y-m-d H:i:s', $optimisationDate);
}
$indexingDate = KTUtil::getSystemSetting('luceneIndexingDate', '');
if ($indexingDate == '')
{
$indexingDate = _kt('N/A');
$indexingPeriod = $indexingDate;
}
else
{
$indexingPeriod = KTUtil::computePeriodToDate($indexingDate);
$indexingDate = date('Y-m-d H:i:s', $indexingDate);
}
$index = Indexer::get();
$docsInIndex = $index->getDocumentsInIndex();
// we are only interested in documents that are active
$docsInQueue = $index->getIndexingQueue(false);
$docsInQueue = count($docsInQueue);
$errorsInQueue = $index->getIndexingQueue(true);
$errorsInQueue = count($errorsInQueue);
$sql = "SELECT count(*) as docsInRepository FROM documents";
$docsInRepository = DBUtil::getOneResultKey($sql, 'docsInRepository');
if ($docsInRepository == 0)
{
$indexingCoverage = '0.00%';
$queueCoverage = $indexingCoverage;
}
else
{
// compute indexing coverage
$indexingCoverage = _kt('Not Available');
if (is_numeric($docsInIndex))
{
$indexingCoverage = ($docsInIndex * 100) / $docsInRepository;
$indexingCoverage = number_format($indexingCoverage, 2, '.',',') . '%';
}
// compute queue coverage
$queueCoverage = _kt('Not Available');
if (is_numeric($docsInQueue))
{
$queueCoverage = ($docsInQueue * 100) / $docsInRepository;
$queueCoverage = number_format($queueCoverage, 2, '.',',') . '%';
}
}
$stats = array(
'optimisationDate'=>$optimisationDate,
'optimisationPeriod'=>$optimisationPeriod,
'indexingDate'=>$indexingDate,
'indexingPeriod'=>$indexingPeriod,
'docsInIndex'=>$docsInIndex,
'docsInQueue'=>$docsInQueue,
'errorsInQueue'=>$errorsInQueue,
'docsInRepository'=>$docsInRepository,
'indexingCoverage'=>$indexingCoverage,
'queueCoverage'=>$queueCoverage,
'noOptimisation'=>$noOptimisation
);
$_SESSION['LuceneStats']['time'] = time();
$_SESSION['LuceneStats']['stats'] = $stats;
}
$aTemplateData = array(
'context' => $this,
'stats'=>$stats
);
return $oTemplate->render($aTemplateData);
}
}
?>