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<?php
/**
* Matomo - free/libre analytics platform
*
* @link https://matomo.org
* @license https://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
*/
namespace Piwik\Plugins\Goals\DataTable\Filter;
use Piwik\DataTable\BaseFilter;
use Piwik\DataTable;
/**
* Appends a string to each column name in each row of a table. Please note this filter even appends the name to a
* 'label' column. If you do not need this behaviour feel free to add a check to ignore label columns.
*/
class AppendNameToColumnNames extends BaseFilter
{
protected $nameToAppend;
/**
* Constructor.
*
* @param DataTable $table The table that will be eventually filtered.
* @param string $nameToAppend The name that will be appended to each column
*/
public function __construct($table, $nameToAppend)
{
parent::__construct($table);
$this->nameToAppend = $nameToAppend;
}
/**
* See {@link ReplaceColumnNames}.
*
* @param DataTable $table
*/
public function filter($table)
{
if (!isset($this->nameToAppend) || '' === $this->nameToAppend || false === $this->nameToAppend) {
return;
}
foreach ($table->getRows() as $row) {
$columns = $row->getColumns();
foreach ($columns as $column => $value) {
$row->deleteColumn($column);
$row->setColumn($column . $this->nameToAppend, $value);
}
$this->filterSubTable($row);
}
}
}
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