86 lines
2.3 KiB
PHP
86 lines
2.3 KiB
PHP
<?php
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namespace App\Service\Pdf;
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use Symfony\Component\Filesystem\Filesystem;
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use Symfony\Component\Process\Process;
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class Sanitizer
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{
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public function __construct(
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private readonly string $binGs,
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private readonly string $binConvert,
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private readonly string $tempDir,
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) {
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}
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/**
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* @throws \InvalidArgumentException
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*/
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public function sanitizeFile(string $inputFilepath, ?string $targetFilepath = null, bool $backup = true): string
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{
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$filesystem = new Filesystem();
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if (true === $backup) {
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$parts = pathinfo($inputFilepath);
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$backupFilename = sprintf('%s/%s.orig.%s', $parts['dirname'], $parts['filename'], $parts['extension']);
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$filesystem->copy($inputFilepath, $backupFilename);
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}
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$tempFilename = sha1($inputFilepath);
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$outputFilepath = $this->tempDir.'/'.$tempFilename;
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$pdfFilepath = null;
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if (null === $targetFilepath) {
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$targetFilepath = $inputFilepath.'.pdf';
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}
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if ('pdf' !== pathinfo($inputFilepath, PATHINFO_EXTENSION)) {
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$pdfFilepath = $outputFilepath.'.pdf';
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$command = [
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$this->binConvert,
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$inputFilepath,
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$pdfFilepath,
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];
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$process = new Process($command);
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$process->run();
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if (false === $process->isSuccessful()) {
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throw new \InvalidArgumentException('File could not be sanitized: '.$process->getErrorOutput());
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}
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$inputFilepath = $pdfFilepath;
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}
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$command = [
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$this->binGs,
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'-dNOPAUSE',
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'-dQUIET',
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'-dBATCH',
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'-dPreserveAnnots=false',
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'-sDEVICE=pdfwrite',
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'-dCompatibilityLevel=1.4',
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'-sOutputFile='.$outputFilepath,
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'-f',
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$inputFilepath,
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];
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$process = new Process($command);
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$process->run();
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if (false === $process->isSuccessful()) {
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throw new \InvalidArgumentException('File could not be sanitized: '.$process->getErrorOutput());
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}
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$filesystem->rename($outputFilepath, $targetFilepath, true);
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if (null !== $pdfFilepath) {
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$filesystem->remove($pdfFilepath);
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}
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return $targetFilepath;
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}
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}
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