Получение списка полей реквизитов

use \Bitrix\Crm;

\Bitrix\Main\Loader::includeModule('crm');

$result = array();

$preset = \Bitrix\Crm\EntityPreset::getSingleInstance();

$entityTypeId = \Bitrix\Crm\EntityPreset::Requisite;

$requisite = \Bitrix\Crm\EntityRequisite::getSingleInstance();

$entityFieldsTitles = $requisite->getFieldsTitles(1);

$countryList = array();
foreach (\Bitrix\Crm\EntityPreset::getCountryList() as $k => $v)
    $countryList[$k] = $v;


if ($preset->checkEntityType($entityTypeId))
{
    $fieldsAllowed = array();
    foreach (array_merge($requisite->getRqFields(), $requisite->getUserFields()) as $fieldName)
    {
        $fieldsAllowed[$fieldName] = true;
    }
    $presetList = $requisite->getFixedPresetList();

    $res = $preset->getList(array(
        'order' => array('SORT' => 'ASC', 'ID' => 'ASC'),
        'filter' => array('=ENTITY_TYPE_ID' => $entityTypeId, '=ACTIVE' => 'Y', '!ID' => 1),
        'select' => array('ID', 'NAME', 'COUNTRY_ID', 'SETTINGS')
    ));
    while ($row = $res->fetch())
    {
        $presetTitle = trim(strval($row['NAME']));
        if (empty($presetTitle))
            $row['NAME'] = '['.$row['ID'].'] - '.GetMessage('CRM_REQUISITE_PRESET_NAME_EMPTY');
        $presetList[] = $row;
    }

    $topItems = array(array('id' => '', 'title' => GetMessage('CRM_PRESET_EDIT_SELECT_FIELDS_NONE')));
    $items = array();
    $otherItems = array();
    $usedFields = array();
    foreach ($presetList as $row)
    {
        if (1 === intval($row['COUNTRY_ID']) && is_array($row['SETTINGS']))
        {
            $fields = $preset->settingsGetFields($row['SETTINGS']);
            if (!empty($fields))
            {
                $countryId = isset($row['COUNTRY_ID']) ? (int)$row['COUNTRY_ID'] : 0;
                $countryPostfix = isset($countryList[$countryId]) ?
                    " ({$countryList[$countryId]})" : '';
                $g = $i = 0;
                foreach ($fields as $fieldInfo)
                {
                    if (isset($fieldsAllowed[$fieldInfo['FIELD_NAME']]))
                    {
                        if ($g === 0)
                        {
                            $groupItem = array('type' => 'group', 'title' => $row['NAME'].$countryPostfix);
                            if ($countryId === 1)
                            {
                                $topItems[] = $groupItem;
                            }
                            else
                            {
                                $items[] = $groupItem;
                            }
                            $g++;
                        }
                        $title = $entityFieldsTitles[$fieldInfo['FIELD_NAME']];
                        if (!empty($title))
                        {
                            $item = array(
                                'id' => $fieldInfo['FIELD_NAME'],
                                'title' => $title
                            );
                            if ($countryId === 1)
                            {
                                $topItems[] = $item;
                            }
                            else
                            {
                                $items[] = $item;
                            }
                            $usedFields[$fieldInfo['FIELD_NAME']] = true;
                            $i++;
                        }
                    }
                }
                if ($i === 0 && $g === 1)
                {
                    if ($countryId === 1)
                    {
                        unset($topItems[key($topItems)]);
                    }
                    else
                    {
                        unset($items[key($items)]);
                    }
                }
            }
        }
    }
    $g = $i = 0;
    foreach (array_keys($fieldsAllowed) as $fieldName)
    {
        if (!isset($usedFields[$fieldName]))
        {
            if ($g === 0)
            {
                $otherItems[] = array(
                    'type' => 'group', 'title' => GetMessage('CRM_PRESET_EDIT_SELECT_OTHER_FIELDS')
                );
                $g++;
            }
            $title = $entityFieldsTitles[$fieldName];
            if (!empty($title))
            {
                $otherItems[] = $item = array(
                    'id' => $fieldName,
                    'title' => $entityFieldsTitles[$fieldName]
                );
                $i++;
            }
        }
    }
    if ($i === 0 && $g === 1)
    {
        unset($otherItems[key($otherItems)]);
    }
    $result = array_merge($topItems, $items, $otherItems);
}

echo "<pre>";
print_r($result);
echo "</pre>";