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<?php |
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namespace Mathielen\DataImport\Reader; |
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class ExcelReader extends \Ddeboer\DataImport\Reader\ExcelReader |
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{ |
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private $activeSheet; |
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private $file; |
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/** |
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* @var \PHPExcel_Reader_IReader |
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*/ |
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private $reader; |
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private $maxRows = null; |
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private $maxCol = null; |
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public function __construct(\SplFileObject $file, $headerRowNumber = null, $activeSheet = null, $readOnly = true, $maxRows = null, $maxCol = null) |
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{ |
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$this->file = $file; |
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$this->activeSheet = $activeSheet; |
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$this->reader = \PHPExcel_IOFactory::createReaderForFile($file->getPathName()); |
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$this->reader->setReadDataOnly($readOnly); |
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if (!is_null($headerRowNumber)) { |
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$this->headerRowNumber = $headerRowNumber; |
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$headerReader = clone $this->reader; |
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$headerReader->setReadFilter(new ReadFilter($headerRowNumber + 1)); |
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/** @var \PHPExcel $excel */ |
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$excel = $headerReader->load($file->getPathname()); |
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if (null !== $activeSheet) { |
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$excel->setActiveSheetIndex($activeSheet); |
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} |
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$rows = $excel->getActiveSheet()->toArray(); |
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$this->columnHeaders = $rows[$headerRowNumber]; |
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//set max col from header length if not already given |
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if (is_null($maxCol)) { |
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$maxCol = \PHPExcel_Cell::stringFromColumnIndex(count($this->columnHeaders) - 1); |
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} |
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} |
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$this->setBoundaries($maxRows, $maxCol); |
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} |
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public function setBoundaries($maxRows = null, $maxCol = null) |
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{ |
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$this->setMaxRows($maxRows); |
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$this->setMaxCol($maxCol); |
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} |
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public function setMaxRows($maxRows = null) |
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{ |
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$this->maxRows = $maxRows; |
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} |
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public function setMaxCol($maxCol = null) |
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{ |
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$this->maxCol = $maxCol; |
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} |
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public function count() |
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{ |
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if (is_null($this->count)) { |
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$countReader = clone $this->reader; |
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$countReader->setReadFilter(new ReadFilter($this->maxRows, 'A')); |
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/** @var \PHPExcel $excel */ |
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$excel = $countReader->load($this->file->getPathname()); |
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if (null !== $this->activeSheet) { |
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$excel->setActiveSheetIndex($this->activeSheet); |
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} |
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$maxRowMaxCol = $excel->getActiveSheet()->getHighestRowAndColumn(); |
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$this->count = $maxRowMaxCol['row']; |
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if (null !== $this->headerRowNumber) { |
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--$this->count; |
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} |
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} |
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return $this->count; |
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} |
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public function rewind() |
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{ |
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if (is_null($this->worksheet)) { |
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$this->reader->setReadFilter(new ReadFilter($this->maxRows, $this->maxCol)); |
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/** @var \PHPExcel $excel */ |
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$excel = $this->reader->load($this->file->getPathname()); |
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if (null !== $this->activeSheet) { |
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$excel->setActiveSheetIndex($this->activeSheet); |
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} |
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$this->worksheet = $excel->getActiveSheet()->toArray(); |
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} |
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parent::rewind(); |
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} |
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} |
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class ReadFilter implements \PHPExcel_Reader_IReadFilter |
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{ |
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private $maxRows; |
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private $maxColIdx; |
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public function __construct($maxRows = null, $maxCol = null) |
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{ |
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$this->maxRows = $maxRows; |
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$this->maxColIdx = $maxCol ? \PHPExcel_Cell::columnIndexFromString($maxCol) : null; |
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} |
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public function readCell($column, $row, $worksheetName = '') |
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{ |
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if (isset($this->maxRows) && $row > $this->maxRows) { |
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return false; |
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} |
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if (isset($this->maxColIdx) && \PHPExcel_Cell::columnIndexFromString($column) > $this->maxColIdx) { |
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return false; |
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} |
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return true; |
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} |
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} |
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mathielen /
import-engine
Having each class in a dedicated file usually plays nice with PSR autoloaders and is therefore a well established practice. If you use other autoloaders, you might not want to follow this rule.