2016-11-27 06:45:15 +00:00
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<?php
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2017-05-17 22:02:17 +00:00
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use PhpOffice\PhpSpreadsheet\IOFactory;
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use PhpOffice\PhpSpreadsheet\Reader\IReadFilter;
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2016-11-27 06:45:15 +00:00
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error_reporting(E_ALL);
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set_time_limit(0);
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date_default_timezone_set('Europe/London');
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?>
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
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2017-03-24 13:09:32 +00:00
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<title>PhpSpreadsheet Reader Example #11</title>
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2016-11-27 06:45:15 +00:00
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</head>
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<body>
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2017-03-24 13:09:32 +00:00
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<h1>PhpSpreadsheet Reader Example #11</h1>
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2016-11-27 06:45:15 +00:00
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<h2>Reading a Workbook in "Chunks" Using a Configurable Read Filter (Version 1)</h2>
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<?php
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2017-03-24 13:09:32 +00:00
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require_once __DIR__ . '/../../../src/Bootstrap.php';
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2016-11-27 06:45:15 +00:00
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$inputFileType = 'Xls';
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// $inputFileType = 'Xlsx';
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2017-01-22 08:39:23 +00:00
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// $inputFileType = 'Xml';
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2016-11-27 06:45:15 +00:00
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// $inputFileType = 'Ods';
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// $inputFileType = 'Gnumeric';
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$inputFileName = './sampleData/example2.xls';
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2017-05-17 22:02:17 +00:00
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/** Define a Read Filter class implementing IReadFilter */
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class chunkReadFilter implements IReadFilter
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2016-11-27 06:45:15 +00:00
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{
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private $_startRow = 0;
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private $_endRow = 0;
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2017-01-22 08:39:23 +00:00
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/**
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* We expect a list of the rows that we want to read to be passed into the constructor.
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*
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* @param mixed $startRow
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* @param mixed $chunkSize
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*/
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2016-11-27 06:45:15 +00:00
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public function __construct($startRow, $chunkSize)
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{
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$this->_startRow = $startRow;
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$this->_endRow = $startRow + $chunkSize;
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}
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public function readCell($column, $row, $worksheetName = '')
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{
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// Only read the heading row, and the rows that were configured in the constructor
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if (($row == 1) || ($row >= $this->_startRow && $row < $this->_endRow)) {
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return true;
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}
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return false;
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}
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}
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echo 'Loading file ',pathinfo($inputFileName, PATHINFO_BASENAME),' using IOFactory with a defined reader type of ',$inputFileType,'<br />';
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/* Create a new Reader of the type defined in $inputFileType **/
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2017-05-17 22:02:17 +00:00
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$reader = IOFactory::createReader($inputFileType);
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2016-11-27 06:45:15 +00:00
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echo '<hr />';
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/* Define how many rows we want for each "chunk" **/
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$chunkSize = 20;
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/* Loop to read our worksheet in "chunk size" blocks **/
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for ($startRow = 2; $startRow <= 240; $startRow += $chunkSize) {
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echo 'Loading WorkSheet using configurable filter for headings row 1 and for rows ',$startRow,' to ',($startRow + $chunkSize - 1),'<br />';
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/* Create a new Instance of our Read Filter, passing in the limits on which rows we want to read **/
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$chunkFilter = new chunkReadFilter($startRow, $chunkSize);
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/* Tell the Reader that we want to use the new Read Filter that we've just Instantiated **/
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2016-12-03 13:32:54 +00:00
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$reader->setReadFilter($chunkFilter);
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2017-03-24 13:09:32 +00:00
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/* Load only the rows that match our filter from $inputFileName to a PhpSpreadsheet Object **/
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2016-12-03 13:32:54 +00:00
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$spreadsheet = $reader->load($inputFileName);
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2016-11-27 06:45:15 +00:00
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// Do some processing here
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2016-11-27 15:51:44 +00:00
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$sheetData = $spreadsheet->getActiveSheet()->toArray(null, true, true, true);
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2016-11-27 06:45:15 +00:00
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var_dump($sheetData);
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echo '<br /><br />';
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}
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?>
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<body>
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2010-10-13 19:37:19 +00:00
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</html>
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