PhpSpreadsheet/Examples/32chartreadwrite.php

<?php

/** Error reporting */
error_reporting(E_ALL);
ini_set('display_errors', TRUE);
ini_set('display_startup_errors', TRUE);
date_default_timezone_set('Europe/London');

define('EOL',(PHP_SAPI == 'cli') ? PHP_EOL : '<br />');

date_default_timezone_set('Europe/London');

/** Include PHPExcel */
require_once dirname(__FILE__) . '/../src/Bootstrap.php';

$inputFileType = 'Excel2007';
$inputFileNames = 'templates/32readwrite*[0-9].xlsx';

if ((isset($argc)) && ($argc > 1)) {
	$inputFileNames = array();
	for($i = 1; $i < $argc; ++$i) {
		$inputFileNames[] = dirname(__FILE__) . '/templates/' . $argv[$i];
	}
} else {
	$inputFileNames = glob($inputFileNames);
}
foreach($inputFileNames as $inputFileName) {
	$inputFileNameShort = basename($inputFileName);

	if (!file_exists($inputFileName)) {
		echo date('H:i:s') , " File " , $inputFileNameShort , ' does not exist' , EOL;
		continue;
	}

	echo date('H:i:s') , " Load Test from $inputFileType file " , $inputFileNameShort , EOL;

	$objReader = \PHPExcel\IOFactory::createReader($inputFileType);
	$objReader->setIncludeCharts(TRUE);
	$objPHPExcel = $objReader->load($inputFileName);


	echo date('H:i:s') , " Iterate worksheets looking at the charts" , EOL;
	foreach ($objPHPExcel->getWorksheetIterator() as $worksheet) {
		$sheetName = $worksheet->getTitle();
		echo 'Worksheet: ' , $sheetName , EOL;

		$chartNames = $worksheet->getChartNames();
		if(empty($chartNames)) {
			echo '    There are no charts in this worksheet' , EOL;
		} else {
			natsort($chartNames);
			foreach($chartNames as $i => $chartName) {
				$chart = $worksheet->getChartByName($chartName);
				if (!is_null($chart->getTitle())) {
					$caption = '"' . implode(' ',$chart->getTitle()->getCaption()) . '"';
				} else {
					$caption = 'Untitled';
				}
				echo '    ' , $chartName , ' - ' , $caption , EOL;
				echo str_repeat(' ',strlen($chartName)+3);
				$groupCount = $chart->getPlotArea()->getPlotGroupCount();
				if ($groupCount == 1) {
					$chartType = $chart->getPlotArea()->getPlotGroupByIndex(0)->getPlotType();
					echo '    ' , $chartType , EOL;
				} else {
					$chartTypes = array();
					for($i = 0; $i < $groupCount; ++$i) {
						$chartTypes[] = $chart->getPlotArea()->getPlotGroupByIndex($i)->getPlotType();
					}
					$chartTypes = array_unique($chartTypes);
					if (count($chartTypes) == 1) {
						$chartType = 'Multiple Plot ' . array_pop($chartTypes);
						echo '    ' , $chartType , EOL;
					} elseif (count($chartTypes) == 0) {
						echo '    *** Type not yet implemented' , EOL;
					} else {
						echo '    Combination Chart' , EOL;
					}
				}
			}
		}
	}


	$outputFileName = basename($inputFileName);

	echo date('H:i:s') , " Write Tests to Excel2007 file " , EOL;
	$objWriter = \PHPExcel\IOFactory::createWriter($objPHPExcel, 'Excel2007');
	$objWriter->setIncludeCharts(TRUE);
	$objWriter->save($outputFileName);
	echo date('H:i:s') , " File written to " , $outputFileName , EOL;

	$objPHPExcel->disconnectWorksheets();
	unset($objPHPExcel);
}

// Echo memory peak usage
echo date('H:i:s') , ' Peak memory usage: ' , (memory_get_peak_usage(true) / 1024 / 1024) , " MB" , EOL;

// Echo done
echo date('H:i:s') , " Done writing files" , EOL;
echo 'Files have been created in ' , getcwd() , EOL;