<?php
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use PhpOffice\PhpSpreadsheet\IOFactory;
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use PhpOffice\PhpSpreadsheet\Writer\Xlsx;
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require __DIR__ . '/../Header.php';
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// Create temporary file that will be read
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$sampleSpreadsheet = require __DIR__ . '/../templates/sampleSpreadsheet.php';
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$filename = $helper->getTemporaryFilename();
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$writer = new Xlsx($sampleSpreadsheet);
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$writer->save($filename);
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$inputFileType = IOFactory::identify($filename);
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$reader = IOFactory::createReader($inputFileType);
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$sheetList = $reader->listWorksheetNames($filename);
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$sheetInfo = $reader->listWorksheetInfo($filename);
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$helper->log('File Type:');
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var_dump($inputFileType);
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$helper->log('Worksheet Names:');
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var_dump($sheetList);
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$helper->log('Worksheet Names:');
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var_dump($sheetInfo);
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