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CAKEPHP3でPhpSpreadsheet使う

Last updated at Posted at 2019-07-17

テンプレートファイルを読み込んでエクセルファイルを出力する

<?php
namespace App\Controller;

use App\Controller\AppController;

use Cake\Event\Event;
use Zend\Diactoros\Stream;
use Cake\Http\CallbackStream;
use PhpOffice\PhpSpreadsheet\Reader\Xlsx;

/**
 * Excels Controller
 *
 *
 * @method \App\Model\Entity\Excel[]|\Cake\Datasource\ResultSetInterface paginate($object = null, array $settings = [])
 */
class ExcelsController extends AppController
{
    /**
     * Index method
     *
     * @return \Cake\Http\Response|void
     */
    public function print()
    {
        // ファイル読込
        $inputFileName = ROOT . DS . 'uploadfiles' . DS . 'sheet' . DS . 'hoge.xlsx';
        $spreadsheet = \PhpOffice\PhpSpreadsheet\IOFactory::load($inputFileName);

        // 選択されているシートを取得
        $sheet = $spreadsheet->getActiveSheet();
        // 書き込み
        $sheet->setCellValue('A1', 'A1に書き込み');

        // コールバックをストリーム化
        $writer = \PhpOffice\PhpSpreadsheet\IOFactory::createWriter($spreadsheet, 'Xlsx');
        $stream = new CallbackStream(function () use ($writer) {
            $writer->save('php://output');
        });

        // ファイルを出力
        $response = $this->response
            ->withHeader('Content-Type', 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet')
            ->withHeader('Content-Disposition', 'attachment;filename="hoge.xlsx"')
            ->withHeader('Cache-Control', 'max-age=0')
            ->withBody($stream);

        return $response;
    }
}
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