/**
* {@inheritdoc}
*/
public function rewind()
{
if ($this->worksheet) {
if (null === $this->headerRowNumber) {
$this->worksheet->rewind();
} else {
$this->worksheet->seek($this->headerRowNumber + 1);
}
}
}
/**
* @param $startRowIndex
* @return \PHPExcel_Worksheet
*/
private function reloadIterator($startRowIndex)
{
$this->filter->setRows($startRowIndex);
$phpExcel = $this->reader->load($this->filename);
$worksheet = $phpExcel->getSheet($this->sheetNumber - 1);
$this->rowIterator = $worksheet->getRowIterator();
$this->rowIterator->rewind();
try {
$this->rowIterator->seek($startRowIndex);
} catch (\PHPExcel_Exception $ex) {
//Edge case: the data source ends right at the end of this chunk, so the new chunk is empty and the seek
//operation fails. Set the end to -1 to make the iterator invalid from now on
$this->rowIterator->resetEnd(-1);
}
return $worksheet;
}