/**
* Sorts the given data table by defined column and sorting method
*
* @param Piwik_DataTable $table
* @return mixed
*/
public function filter($table)
{
if ($table instanceof Piwik_DataTable_Simple) {
return;
}
if (empty($this->columnToSort)) {
return;
}
$rows = $table->getRows();
if (count($rows) == 0) {
return;
}
$row = current($rows);
if ($row === false) {
return;
}
$this->columnToSort = $this->selectColumnToSort($row);
$value = $row->getColumn($this->columnToSort);
if (is_numeric($value)) {
$methodToUse = "sort";
} else {
if ($this->naturalSort) {
$methodToUse = "naturalSort";
} else {
$methodToUse = "sortString";
}
}
$table->sort(array($this, $methodToUse), $this->columnToSort);
}
