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<?php
/**
* Piwik - Open source web analytics
*
* @link http://piwik.org
* @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
*
* @category Piwik
* @package Piwik
*/
/**
* @package Piwik
* @subpackage Piwik_DataTable
*/
class Piwik_DataTable_Filter_Truncate extends Piwik_DataTable_Filter
{
/**
* @param Piwik_DataTable $table
* @param int $truncateAfter
*/
public function __construct($table, $truncateAfter)
{
parent::__construct($table);
$this->truncateAfter = $truncateAfter;
}
/**
* Truncates the table after X rows and adds a summary row
*
* @param Piwik_DataTable $table
*/
public function filter($table)
{
$table->filter('AddSummaryRow', array($this->truncateAfter));
$table->filter('ReplaceSummaryRowLabel');
foreach ($table->getRows() as $row) {
if ($row->isSubtableLoaded()) {
$idSubTable = $row->getIdSubDataTable();
$subTable = Piwik_DataTable_Manager::getInstance()->getTable($idSubTable);
$subTable->filter('Truncate', array($this->truncateAfter));
}
}
}
}
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