fieldassembler.php

См. документацию.

<?php
 
namespace Bitrix\Main\Grid\Row;
 
use Bitrix\Main\Grid\Settings;

abstract class FieldAssembler
{
    private array $columnIds;
    private ?Settings $settings;

    public function __construct(array $columnIds, ?Settings $settings = null)
    {
        $this->columnIds = $columnIds;
        $this->settings = $settings;
    }

    final public function getColumnIds(): array
    {
        return $this->columnIds;
    }

    final protected function getSettings(): Settings
    {
        return $this->settings;
    }

    public function clone(array $columnIds): FieldAssembler
    {
        $clone = clone $this;
        $clone->columnIds = $columnIds;
 
        return $clone;
    }

    protected function prepareColumn($value)
    {
        return $value;
    }

    protected function prepareRow(array $row): array
    {
        if (empty($this->getColumnIds()))
        {
            return $row;
        }
 
        $row['columns'] ??= [];
 
        foreach ($this->getColumnIds() as $columnId)
        {
            $row['columns'][$columnId] = $this->prepareColumn($row['data'][$columnId] ?? null);
        }
 
        return $row;
    }

    public function prepareRows(array $rowList): array
    {
        foreach ($rowList as &$row)
        {
            $row = $this->prepareRow($row);
        }
 
        return $rowList;
    }
}