Viewing file:  XliffLintCommand.php (10.58 KB) -rw-r--r--
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<?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\Translation\Command;
use Symfony\Component\Console\Attribute\AsCommand;
use Symfony\Component\Console\CI\GithubActionReporter;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Completion\CompletionInput;
use Symfony\Component\Console\Completion\CompletionSuggestions;
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\Translation\Exception\InvalidArgumentException;
use Symfony\Component\Translation\Util\XliffUtils;
/**
* Validates XLIFF files syntax and outputs encountered errors.
*
* @author Grégoire Pineau <lyrixx@lyrixx.info>
* @author Robin Chalas <robin.chalas@gmail.com>
* @author Javier Eguiluz <javier.eguiluz@gmail.com>
*/
#[AsCommand(name: 'lint:xliff', description: 'Lint an XLIFF file and outputs encountered errors')]
class XliffLintCommand extends Command
{
private string $format;
private bool $displayCorrectFiles;
private ?\Closure $directoryIteratorProvider;
private ?\Closure $isReadableProvider;
private bool $requireStrictFileNames;
public function __construct(string $name = null, callable $directoryIteratorProvider = null, callable $isReadableProvider = null, bool $requireStrictFileNames = true)
{
parent::__construct($name);
$this->directoryIteratorProvider = null === $directoryIteratorProvider ? null : $directoryIteratorProvider(...);
$this->isReadableProvider = null === $isReadableProvider ? null : $isReadableProvider(...);
$this->requireStrictFileNames = $requireStrictFileNames;
}
/**
* @return void
*/
protected function configure()
{
$this
->addArgument('filename', InputArgument::IS_ARRAY, 'A file, a directory or "-" for reading from STDIN')
->addOption('format', null, InputOption::VALUE_REQUIRED, sprintf('The output format ("%s")', implode('", "', $this->getAvailableFormatOptions())))
->setHelp(<<<EOF
The <info>%command.name%</info> command lints an XLIFF file and outputs to STDOUT
the first encountered syntax error.
You can validates XLIFF 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): int
{
$io = new SymfonyStyle($input, $output);
$filenames = (array) $input->getArgument('filename');
$this->format = $input->getOption('format') ?? (GithubActionReporter::isGithubActionEnvironment() ? 'github' : 'txt');
$this->displayCorrectFiles = $output->isVerbose();
if (['-'] === $filenames) {
return $this->display($io, [$this->validate(file_get_contents('php://stdin'))]);
}
if (!$filenames) {
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), $file);
}
}
return $this->display($io, $filesInfo);
}
private function validate(string $content, string $file = null): array
{
$errors = [];
// Avoid: Warning DOMDocument::loadXML(): Empty string supplied as input
if ('' === trim($content)) {
return ['file' => $file, 'valid' => true];
}
$internal = libxml_use_internal_errors(true);
$document = new \DOMDocument();
$document->loadXML($content);
if (null !== $targetLanguage = $this->getTargetLanguageFromFile($document)) {
$normalizedLocalePattern = sprintf('(%s|%s)', preg_quote($targetLanguage, '/'), preg_quote(str_replace('-', '_', $targetLanguage), '/'));
// strict file names require translation files to be named '____.locale.xlf'
// otherwise, both '____.locale.xlf' and 'locale.____.xlf' are allowed
// also, the regexp matching must be case-insensitive, as defined for 'target-language' values
// http://docs.oasis-open.org/xliff/v1.2/os/xliff-core.html#target-language
$expectedFilenamePattern = $this->requireStrictFileNames ? sprintf('/^.*\.(?i:%s)\.(?:xlf|xliff)/', $normalizedLocalePattern) : sprintf('/^(?:.*\.(?i:%s)|(?i:%s)\..*)\.(?:xlf|xliff)/', $normalizedLocalePattern, $normalizedLocalePattern);
if (0 === preg_match($expectedFilenamePattern, basename($file))) {
$errors[] = [
'line' => -1,
'column' => -1,
'message' => sprintf('There is a mismatch between the language included in the file name ("%s") and the "%s" value used in the "target-language" attribute of the file.', basename($file), $targetLanguage),
];
}
}
foreach (XliffUtils::validateSchema($document) as $xmlError) {
$errors[] = [
'line' => $xmlError['line'],
'column' => $xmlError['column'],
'message' => $xmlError['message'],
];
}
libxml_clear_errors();
libxml_use_internal_errors($internal);
return ['file' => $file, 'valid' => 0 === \count($errors), 'messages' => $errors];
}
private function display(SymfonyStyle $io, array $files): int
{
return match ($this->format) {
'txt' => $this->displayTxt($io, $files),
'json' => $this->displayJson($io, $files),
'github' => $this->displayTxt($io, $files, true),
default => throw new InvalidArgumentException(sprintf('Supported formats are "%s".', implode('", "', $this->getAvailableFormatOptions()))),
};
}
private function displayTxt(SymfonyStyle $io, array $filesInfo, bool $errorAsGithubAnnotations = false): int
{
$countFiles = \count($filesInfo);
$erroredFiles = 0;
$githubReporter = $errorAsGithubAnnotations ? new GithubActionReporter($io) : null;
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']) : ''));
$io->listing(array_map(function ($error) use ($info, $githubReporter) {
// general document errors have a '-1' line number
$line = -1 === $error['line'] ? null : $error['line'];
$githubReporter?->error($error['message'], $info['file'], $line, null !== $line ? $error['column'] : null);
return null === $line ? $error['message'] : sprintf('Line %d, Column %d: %s', $line, $error['column'], $error['message']);
}, $info['messages']));
}
}
if (0 === $erroredFiles) {
$io->success(sprintf('All %d XLIFF files contain valid syntax.', $countFiles));
} else {
$io->warning(sprintf('%d XLIFF files have valid syntax and %d contain errors.', $countFiles - $erroredFiles, $erroredFiles));
}
return min($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;
}
});
$io->writeln(json_encode($filesInfo, \JSON_PRETTY_PRINT | \JSON_UNESCAPED_SLASHES));
return min($errors, 1);
}
/**
* @return iterable<\SplFileInfo>
*/
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(), ['xlf', 'xliff'])) {
continue;
}
yield $file;
}
}
/**
* @return iterable<\SplFileInfo>
*/
private function getDirectoryIterator(string $directory): iterable
{
$default = fn ($directory) => 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
{
$default = fn ($fileOrDirectory) => is_readable($fileOrDirectory);
if (null !== $this->isReadableProvider) {
return ($this->isReadableProvider)($fileOrDirectory, $default);
}
return $default($fileOrDirectory);
}
private function getTargetLanguageFromFile(\DOMDocument $xliffContents): ?string
{
foreach ($xliffContents->getElementsByTagName('file')[0]->attributes ?? [] as $attribute) {
if ('target-language' === $attribute->nodeName) {
return $attribute->nodeValue;
}
}
return null;
}
public function complete(CompletionInput $input, CompletionSuggestions $suggestions): void
{
if ($input->mustSuggestOptionValuesFor('format')) {
$suggestions->suggestValues($this->getAvailableFormatOptions());
}
}
private function getAvailableFormatOptions(): array
{
return ['txt', 'json', 'github'];
}
}
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