tikiwiki/packages/tiki-pkg-tikimanager/symfony/yaml/Command/LintCommand.php

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2023-11-20 21:52:04 +01:00
<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Yaml\Command;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Exception\InvalidArgumentException;
use Symfony\Component\Console\Exception\RuntimeException;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Style\SymfonyStyle;
use Symfony\Component\Yaml\Exception\ParseException;
use Symfony\Component\Yaml\Parser;
use Symfony\Component\Yaml\Yaml;
/**
* Validates YAML files syntax and outputs encountered errors.
*
* @author Grégoire Pineau <lyrixx@lyrixx.info>
* @author Robin Chalas <robin.chalas@gmail.com>
*/
class LintCommand extends Command
{
protected static $defaultName = 'lint:yaml';
private $parser;
private $format;
private $displayCorrectFiles;
private $directoryIteratorProvider;
private $isReadableProvider;
public function __construct(string $name = null, callable $directoryIteratorProvider = null, callable $isReadableProvider = null)
{
parent::__construct($name);
$this->directoryIteratorProvider = $directoryIteratorProvider;
$this->isReadableProvider = $isReadableProvider;
}
/**
* {@inheritdoc}
*/
protected function configure()
{
$this
->setDescription('Lint a file and outputs encountered errors')
->addArgument('filename', InputArgument::IS_ARRAY, 'A file, a directory or "-" for reading from STDIN')
->addOption('format', null, InputOption::VALUE_REQUIRED, 'The output format', 'txt')
->addOption('parse-tags', null, InputOption::VALUE_NONE, 'Parse custom tags')
->setHelp(<<<EOF
The <info>%command.name%</info> command lints a YAML file and outputs to STDOUT
the first encountered syntax error.
You can validates YAML contents passed from STDIN:
<info>cat filename | php %command.full_name% -</info>
You can also validate the syntax of a file:
<info>php %command.full_name% filename</info>
Or of a whole directory:
<info>php %command.full_name% dirname</info>
<info>php %command.full_name% dirname --format=json</info>
EOF
)
;
}
protected function execute(InputInterface $input, OutputInterface $output)
{
$io = new SymfonyStyle($input, $output);
$filenames = (array) $input->getArgument('filename');
$this->format = $input->getOption('format');
$this->displayCorrectFiles = $output->isVerbose();
$flags = $input->getOption('parse-tags') ? Yaml::PARSE_CUSTOM_TAGS : 0;
if (['-'] === $filenames) {
return $this->display($io, [$this->validate(file_get_contents('php://stdin'), $flags)]);
}
// @deprecated to be removed in 5.0
if (!$filenames) {
if (0 === ftell(\STDIN)) {
@trigger_error('Piping content from STDIN to the "lint:yaml" command without passing the dash symbol "-" as argument is deprecated since Symfony 4.4.', \E_USER_DEPRECATED);
return $this->display($io, [$this->validate(file_get_contents('php://stdin'), $flags)]);
}
throw new RuntimeException('Please provide a filename or pipe file content to STDIN.');
}
$filesInfo = [];
foreach ($filenames as $filename) {
if (!$this->isReadable($filename)) {
throw new RuntimeException(sprintf('File or directory "%s" is not readable.', $filename));
}
foreach ($this->getFiles($filename) as $file) {
$filesInfo[] = $this->validate(file_get_contents($file), $flags, $file);
}
}
return $this->display($io, $filesInfo);
}
private function validate(string $content, int $flags, string $file = null)
{
$prevErrorHandler = set_error_handler(function ($level, $message, $file, $line) use (&$prevErrorHandler) {
if (\E_USER_DEPRECATED === $level) {
throw new ParseException($message, $this->getParser()->getRealCurrentLineNb() + 1);
}
return $prevErrorHandler ? $prevErrorHandler($level, $message, $file, $line) : false;
});
try {
$this->getParser()->parse($content, Yaml::PARSE_CONSTANT | $flags);
} catch (ParseException $e) {
return ['file' => $file, 'line' => $e->getParsedLine(), 'valid' => false, 'message' => $e->getMessage()];
} finally {
restore_error_handler();
}
return ['file' => $file, 'valid' => true];
}
private function display(SymfonyStyle $io, array $files): int
{
switch ($this->format) {
case 'txt':
return $this->displayTxt($io, $files);
case 'json':
return $this->displayJson($io, $files);
default:
throw new InvalidArgumentException(sprintf('The format "%s" is not supported.', $this->format));
}
}
private function displayTxt(SymfonyStyle $io, array $filesInfo): int
{
$countFiles = \count($filesInfo);
$erroredFiles = 0;
$suggestTagOption = false;
foreach ($filesInfo as $info) {
if ($info['valid'] && $this->displayCorrectFiles) {
$io->comment('<info>OK</info>'.($info['file'] ? sprintf(' in %s', $info['file']) : ''));
} elseif (!$info['valid']) {
++$erroredFiles;
$io->text('<error> ERROR </error>'.($info['file'] ? sprintf(' in %s', $info['file']) : ''));
$io->text(sprintf('<error> >> %s</error>', $info['message']));
if (false !== strpos($info['message'], 'PARSE_CUSTOM_TAGS')) {
$suggestTagOption = true;
}
}
}
if (0 === $erroredFiles) {
$io->success(sprintf('All %d YAML files contain valid syntax.', $countFiles));
} else {
$io->warning(sprintf('%d YAML files have valid syntax and %d contain errors.%s', $countFiles - $erroredFiles, $erroredFiles, $suggestTagOption ? ' Use the --parse-tags option if you want parse custom tags.' : ''));
}
return min($erroredFiles, 1);
}
private function displayJson(SymfonyStyle $io, array $filesInfo): int
{
$errors = 0;
array_walk($filesInfo, function (&$v) use (&$errors) {
$v['file'] = (string) $v['file'];
if (!$v['valid']) {
++$errors;
}
if (isset($v['message']) && false !== strpos($v['message'], 'PARSE_CUSTOM_TAGS')) {
$v['message'] .= ' Use the --parse-tags option if you want parse custom tags.';
}
});
$io->writeln(json_encode($filesInfo, \JSON_PRETTY_PRINT | \JSON_UNESCAPED_SLASHES));
return min($errors, 1);
}
private function getFiles(string $fileOrDirectory): iterable
{
if (is_file($fileOrDirectory)) {
yield new \SplFileInfo($fileOrDirectory);
return;
}
foreach ($this->getDirectoryIterator($fileOrDirectory) as $file) {
if (!\in_array($file->getExtension(), ['yml', 'yaml'])) {
continue;
}
yield $file;
}
}
private function getParser(): Parser
{
if (!$this->parser) {
$this->parser = new Parser();
}
return $this->parser;
}
private function getDirectoryIterator(string $directory): iterable
{
$default = function ($directory) {
return new \RecursiveIteratorIterator(
new \RecursiveDirectoryIterator($directory, \FilesystemIterator::SKIP_DOTS | \FilesystemIterator::FOLLOW_SYMLINKS),
\RecursiveIteratorIterator::LEAVES_ONLY
);
};
if (null !== $this->directoryIteratorProvider) {
return ($this->directoryIteratorProvider)($directory, $default);
}
return $default($directory);
}
private function isReadable(string $fileOrDirectory): bool
{
$default = function ($fileOrDirectory) {
return is_readable($fileOrDirectory);
};
if (null !== $this->isReadableProvider) {
return ($this->isReadableProvider)($fileOrDirectory, $default);
}
return $default($fileOrDirectory);
}
}