/**
* Limits the given data table
*
* @param Piwik_DataTable $table
*/
public function filter($table)
{
$table->setRowsCountBeforeLimitFilter();
if ($this->keepSummaryRow) {
$summaryRow = $table->getRowFromId(Piwik_DataTable::ID_SUMMARY_ROW);
}
// we delete from 0 to offset
if ($this->offset > 0) {
$table->deleteRowsOffset(0, $this->offset);
}
// at this point the array has offset less elements. We delete from limit to the end
if ($this->limit >= 0) {
$table->deleteRowsOffset($this->limit);
}
if ($this->keepSummaryRow && $summaryRow) {
$table->addSummaryRow($summaryRow);
}
}
