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- <?php
- error_reporting(E_ALL);
- set_time_limit(0);
- date_default_timezone_set('Europe/London');
- ?>
- <html>
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
- <title>PHPExcel Reader Example #12</title>
- </head>
- <body>
- <h1>PHPExcel Reader Example #12</h1>
- <h2>Reading a Workbook in "Chunks" Using a Configurable Read Filter (Version 2)</h2>
- <?php
- /** Set Include path to point at the PHPExcel Classes folder **/
- set_include_path(get_include_path() . PATH_SEPARATOR . '../../../Classes/');
- /** Include PHPExcel_IOFactory **/
- include 'PHPExcel/IOFactory.php';
- $inputFileType = 'Excel5';
- // $inputFileType = 'Excel2007';
- // $inputFileType = 'Excel2003XML';
- // $inputFileType = 'OOCalc';
- // $inputFileType = 'Gnumeric';
- $inputFileName = './sampleData/example2.xls';
- /** Define a Read Filter class implementing PHPExcel_Reader_IReadFilter */
- class chunkReadFilter implements PHPExcel_Reader_IReadFilter
- {
- private $_startRow = 0;
- private $_endRow = 0;
- /** Set the list of rows that we want to read */
- public function setRows($startRow, $chunkSize) {
- $this->_startRow = $startRow;
- $this->_endRow = $startRow + $chunkSize;
- }
- public function readCell($column, $row, $worksheetName = '') {
- // Only read the heading row, and the rows that are configured in $this->_startRow and $this->_endRow
- if (($row == 1) || ($row >= $this->_startRow && $row < $this->_endRow)) {
- return true;
- }
- return false;
- }
- }
- echo 'Loading file ',pathinfo($inputFileName,PATHINFO_BASENAME),' using IOFactory with a defined reader type of ',$inputFileType,'<br />';
- /** Create a new Reader of the type defined in $inputFileType **/
- $objReader = PHPExcel_IOFactory::createReader($inputFileType);
- echo '<hr />';
- /** Define how many rows we want to read for each "chunk" **/
- $chunkSize = 20;
- /** Create a new Instance of our Read Filter **/
- $chunkFilter = new chunkReadFilter();
- /** Tell the Reader that we want to use the Read Filter that we've Instantiated **/
- $objReader->setReadFilter($chunkFilter);
- /** Loop to read our worksheet in "chunk size" blocks **/
- for ($startRow = 2; $startRow <= 240; $startRow += $chunkSize) {
- echo 'Loading WorkSheet using configurable filter for headings row 1 and for rows ',$startRow,' to ',($startRow+$chunkSize-1),'<br />';
- /** Tell the Read Filter, the limits on which rows we want to read this iteration **/
- $chunkFilter->setRows($startRow,$chunkSize);
- /** Load only the rows that match our filter from $inputFileName to a PHPExcel Object **/
- $objPHPExcel = $objReader->load($inputFileName);
- // Do some processing here
- $sheetData = $objPHPExcel->getActiveSheet()->toArray(null,true,true,true);
- var_dump($sheetData);
- echo '<br /><br />';
- }
- ?>
- <body>
- </html>
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