ImportHelper::__construct

public function __construct($entityTypeId, $headerIndex, $headerInfo, $options)
{
	if ($entityTypeId !== \CCrmOwnerType::Company && $entityTypeId !== \CCrmOwnerType::Contact)
		throw new Main\ArgumentException('Incorrect entity type.', 'entityTypeId');

	if (!is_array($headerIndex) || empty($headerIndex))
		$headerIndex = [];

	if (!is_array($headerInfo) || empty($headerInfo))
		$headerInfo = [];

	$this->entityTypeId = $entityTypeId;

	switch ($this->entityTypeId)
	{
		case \CCrmOwnerType::Company:
			$this->entityKeyFields = array('ID', 'TITLE');
			break;
		case \CCrmOwnerType::Contact:
			$this->entityKeyFields = array('ID', 'NAME', 'LAST_NAME');
			break;
	}

	$this->requisiteKeyFields = array('ID', 'NAME');
	$this->bankDetailKeyFields = array('ID', 'NAME');

	$this->rqFieldPrefix = 'RQ_';
	$this->bdFieldPrefix = 'BD_';
	
	$this->rqListFieldMap = [];

	$this->entityKeyValue = '';
	$this->searchNextEntityMode = false;
	$this->ready = false;

	$this->headerIndex = $headerIndex;

	$this->headerGroupCountryIdMap = array();
	$this->headerById = array();
	foreach ($headerInfo as $header)
	{
		if (is_array($header) && isset($header['id']) && is_string($header['id']) && $header['id'] <> ''
			&& isset($header['group']) && is_string($header['group']) && $header['group'] <> ''
			&& isset($header['countryId']) && $header['countryId'] >= 0 && isset($headerIndex[$header['id']]))
		{
			$this->headerById[$header['id']] = $header;
			$countryId = (int)$header['countryId'];
			$this->headerGroupCountryIdMap[$header['group']][$countryId][$header['id']] = true;
		}
	}

	$this->rows = array();
	$this->rowNumber = 0;

	$this->requisiteList = array();

	// region Options
	$rowLimit = (is_array($options) && isset($options['ROW_LIMIT'])) ? (int)$options['ROW_LIMIT'] : 50;
	if ($rowLimit <= 0)
		throw new Main\ArgumentException('Invalid number limit option for rows.', 'ROW_LIMIT');
	$this->rowLimit = $rowLimit;
	$this->assocPreset = (is_array($options) && isset($options['ASSOC_PRESET']) && $options['ASSOC_PRESET']);
	$this->assocPresetById = (is_array($options) && isset($options['ASSOC_PRESET_BY_ID'])
		&& $options['ASSOC_PRESET_BY_ID']);
	$this->useDefPreset = (is_array($options) && isset($options['USE_DEF_PRESET']) && $options['USE_DEF_PRESET']);
	$defPresetId = (is_array($options) && isset($options['DEF_PRESET_ID'])) ? (int)$options['DEF_PRESET_ID'] : 0;
	$this->defPresetId = $defPresetId > 0 ? $defPresetId : 0;
	// endregion Options
}