Current File : //home2/vacivi36/code/vendor/friendsofphp/php-cs-fixer/src/Linter/ProcessLinter.php
<?php
declare(strict_types=1);
/*
* This file is part of PHP CS Fixer.
*
* (c) Fabien Potencier <fabien@symfony.com>
* Dariusz Rumiński <dariusz.ruminski@gmail.com>
*
* This source file is subject to the MIT license that is bundled
* with this source code in the file LICENSE.
*/
namespace PhpCsFixer\Linter;
use PhpCsFixer\FileReader;
use PhpCsFixer\FileRemoval;
use Symfony\Component\Filesystem\Exception\IOException;
use Symfony\Component\Process\PhpExecutableFinder;
use Symfony\Component\Process\Process;
/**
* Handle PHP code linting using separated process of `php -l _file_`.
*
* @author Dariusz Rumiński <dariusz.ruminski@gmail.com>
*
* @internal
*/
final class ProcessLinter implements LinterInterface
{
private FileRemoval $fileRemoval;
private ProcessLinterProcessBuilder $processBuilder;
/**
* Temporary file for code linting.
*
* @var null|string
*/
private $temporaryFile;
/**
* @param null|string $executable PHP executable, null for autodetection
*/
public function __construct(?string $executable = null)
{
if (null === $executable) {
$executableFinder = new PhpExecutableFinder();
$executable = $executableFinder->find(false);
if (false === $executable) {
throw new UnavailableLinterException('Cannot find PHP executable.');
}
if ('phpdbg' === \PHP_SAPI) {
if (!str_contains($executable, 'phpdbg')) {
throw new UnavailableLinterException('Automatically found PHP executable is non-standard phpdbg. Could not find proper PHP executable.');
}
// automatically found executable is `phpdbg`, let us try to fallback to regular `php`
$executable = str_replace('phpdbg', 'php', $executable);
if (!is_executable($executable)) {
throw new UnavailableLinterException('Automatically found PHP executable is phpdbg. Could not find proper PHP executable.');
}
}
}
$this->processBuilder = new ProcessLinterProcessBuilder($executable);
$this->fileRemoval = new FileRemoval();
}
public function __destruct()
{
if (null !== $this->temporaryFile) {
$this->fileRemoval->delete($this->temporaryFile);
}
}
/**
* This class is not intended to be serialized,
* and cannot be deserialized (see __wakeup method).
*/
public function __sleep(): array
{
throw new \BadMethodCallException('Cannot serialize '.__CLASS__);
}
/**
* Disable the deserialization of the class to prevent attacker executing
* code by leveraging the __destruct method.
*
* @see https://owasp.org/www-community/vulnerabilities/PHP_Object_Injection
*/
public function __wakeup(): void
{
throw new \BadMethodCallException('Cannot unserialize '.__CLASS__);
}
/**
* {@inheritdoc}
*/
public function isAsync(): bool
{
return true;
}
/**
* {@inheritdoc}
*/
public function lintFile(string $path): LintingResultInterface
{
return new ProcessLintingResult($this->createProcessForFile($path), $path);
}
/**
* {@inheritdoc}
*/
public function lintSource(string $source): LintingResultInterface
{
return new ProcessLintingResult($this->createProcessForSource($source), $this->temporaryFile);
}
/**
* @param string $path path to file
*/
private function createProcessForFile(string $path): Process
{
// in case php://stdin
if (!is_file($path)) {
return $this->createProcessForSource(FileReader::createSingleton()->read($path));
}
$process = $this->processBuilder->build($path);
$process->setTimeout(10);
$process->start();
return $process;
}
/**
* Create process that lint PHP code.
*
* @param string $source code
*/
private function createProcessForSource(string $source): Process
{
if (null === $this->temporaryFile) {
$this->temporaryFile = tempnam(sys_get_temp_dir(), 'cs_fixer_tmp_');
$this->fileRemoval->observe($this->temporaryFile);
}
if (false === @file_put_contents($this->temporaryFile, $source)) {
throw new IOException(sprintf('Failed to write file "%s".', $this->temporaryFile), 0, null, $this->temporaryFile);
}
return $this->createProcessForFile($this->temporaryFile);
}
}
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