PdfCreatorService.php

<?php

namespace App\Service;

use Psr\Log\LoggerInterface;
use Symfony\Bundle\FrameworkBundle\Console\Application;
use Symfony\Component\Console\Input\ArrayInput;
use Symfony\Component\Filesystem\Filesystem;
use Symfony\Component\HttpKernel\KernelInterface;

class PdfCreatorService
{
    /**
     * @var KernelInterface
     */
    private $kernel;

    /**
     * @var Filesystem
     */
    private $filesystem;

    /**
     * @var LoggerInterface
     */
    private $logger;

    private $cacheDir;

    public function __construct(
        KernelInterface $kernel,
        Filesystem $filesystem,
        LoggerInterface $logger,
        string $cacheDir
    )
    {
        $this->kernel = $kernel;
        $this->filesystem = $filesystem;
        $this->logger = $logger;
        $this->cacheDir = $cacheDir;
    }

    public function create(string $sourcePageUrl)
    {
        $application = new Application($this->kernel);
        $application->setAutoExit(false);

        $fileName = $this->cacheDir.'/'.md5(rand(0, 1000)).'.pdf';

        $input = new ArrayInput(array(
            'command' => 'pdf:create',
            'fileName' => $fileName,
            'url' => $sourcePageUrl,
        ));

        try {
            $application->run($input);
        } catch (\Exception $e) {
            $this->logger->error(
                'error creating pdf file',
                [
                    'message' => $e->getMessage(),
                ]
            );

            return false;
        }

        return $this->changeFilePermission($fileName);
    }

    private function changeFilePermission(string $file)
    {
        if (!$this->filesystem->exists($file)) {
            return false;
        }

        try {
            $this->filesystem->chmod($file, 0777);
        } catch (\Exception $e) {
            $this->logger->error(
                'error change mod for file - '.$file,
                [
                    'message' => $e->getMessage(),
                ]
            );

            return false;
        }

        return $file;
    }
}