/**
* @return bool
*/
public function perform()
{
$documents = $this->helper->getDocumentList();
$this->progressBar->start(1);
$oldDestinationRecordsCount = $this->helper->getDestinationRecordsCount();
$newDestinationRecordsCount = $this->destination->getRecordsCount($documents[MapInterface::TYPE_DEST]) - $oldDestinationRecordsCount;
if ($newDestinationRecordsCount != 0) {
$this->errors[] = 'Mismatch of entities in the document: ' . $documents[MapInterface::TYPE_DEST];
}
$this->progressBar->finish();
return $this->checkForErrors();
}
/**
* @return int
*/
protected function getIterationsCount()
{
$iterations = 0;
$document = $this->helper->getDocumentList();
$iterations += $this->source->getRecordsCount($document['source']);
return $iterations;
}
/**
* Get iterations count for step
*
* @return int
*/
protected function getIterationsCount()
{
return count($this->helper->getSourceFields()) + count($this->helper->getDestinationFields());
}
