124 lines
4.5 KiB
PHP
124 lines
4.5 KiB
PHP
<?php
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namespace MailPoetVendor\Symfony\Component\Translation\Util;
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if (!defined('ABSPATH')) exit;
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use MailPoetVendor\Symfony\Component\Translation\Exception\InvalidArgumentException;
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use MailPoetVendor\Symfony\Component\Translation\Exception\InvalidResourceException;
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class XliffUtils
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{
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public static function getVersionNumber(\DOMDocument $dom) : string
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{
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foreach ($dom->getElementsByTagName('xliff') as $xliff) {
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$version = $xliff->attributes->getNamedItem('version');
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if ($version) {
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return $version->nodeValue;
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}
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$namespace = $xliff->attributes->getNamedItem('xmlns');
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if ($namespace) {
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if (0 !== \substr_compare('urn:oasis:names:tc:xliff:document:', $namespace->nodeValue, 0, 34)) {
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throw new InvalidArgumentException(\sprintf('Not a valid XLIFF namespace "%s".', $namespace));
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}
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return \substr($namespace, 34);
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}
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}
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// Falls back to v1.2
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return '1.2';
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}
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public static function validateSchema(\DOMDocument $dom) : array
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{
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$xliffVersion = static::getVersionNumber($dom);
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$internalErrors = \libxml_use_internal_errors(\true);
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if ($shouldEnable = self::shouldEnableEntityLoader()) {
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$disableEntities = \libxml_disable_entity_loader(\false);
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}
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try {
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$isValid = @$dom->schemaValidateSource(self::getSchema($xliffVersion));
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if (!$isValid) {
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return self::getXmlErrors($internalErrors);
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}
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} finally {
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if ($shouldEnable) {
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\libxml_disable_entity_loader($disableEntities);
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}
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}
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$dom->normalizeDocument();
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\libxml_clear_errors();
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\libxml_use_internal_errors($internalErrors);
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return [];
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}
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private static function shouldEnableEntityLoader() : bool
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{
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// Version prior to 8.0 can be enabled without deprecation
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if (\PHP_VERSION_ID < 80000) {
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return \true;
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}
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static $dom, $schema;
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if (null === $dom) {
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$dom = new \DOMDocument();
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$dom->loadXML('<?xml version="1.0"?><test/>');
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$tmpfile = \tempnam(\sys_get_temp_dir(), 'symfony');
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\register_shutdown_function(static function () use($tmpfile) {
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@\unlink($tmpfile);
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});
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$schema = '<?xml version="1.0" encoding="utf-8"?>
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<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema">
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<xsd:include schemaLocation="file:///' . \str_replace('\\', '/', $tmpfile) . '" />
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</xsd:schema>';
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\file_put_contents($tmpfile, '<?xml version="1.0" encoding="utf-8"?>
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<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema">
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<xsd:element name="test" type="testType" />
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<xsd:complexType name="testType"/>
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</xsd:schema>');
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}
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return !@$dom->schemaValidateSource($schema);
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}
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public static function getErrorsAsString(array $xmlErrors) : string
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{
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$errorsAsString = '';
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foreach ($xmlErrors as $error) {
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$errorsAsString .= \sprintf("[%s %s] %s (in %s - line %d, column %d)\n", \LIBXML_ERR_WARNING === $error['level'] ? 'WARNING' : 'ERROR', $error['code'], $error['message'], $error['file'], $error['line'], $error['column']);
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}
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return $errorsAsString;
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}
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private static function getSchema(string $xliffVersion) : string
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{
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if ('1.2' === $xliffVersion) {
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$schemaSource = \file_get_contents(__DIR__ . '/../Resources/schemas/xliff-core-1.2-strict.xsd');
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$xmlUri = 'http://www.w3.org/2001/xml.xsd';
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} elseif ('2.0' === $xliffVersion) {
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$schemaSource = \file_get_contents(__DIR__ . '/../Resources/schemas/xliff-core-2.0.xsd');
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$xmlUri = 'informativeCopiesOf3rdPartySchemas/w3c/xml.xsd';
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} else {
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throw new InvalidArgumentException(\sprintf('No support implemented for loading XLIFF version "%s".', $xliffVersion));
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}
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return self::fixXmlLocation($schemaSource, $xmlUri);
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}
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private static function fixXmlLocation(string $schemaSource, string $xmlUri) : string
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{
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$newPath = \str_replace('\\', '/', __DIR__) . '/../Resources/schemas/xml.xsd';
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$parts = \explode('/', $newPath);
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$locationstart = 'file:///';
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if (0 === \stripos($newPath, 'phar://')) {
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$tmpfile = \tempnam(\sys_get_temp_dir(), 'symfony');
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if ($tmpfile) {
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\copy($newPath, $tmpfile);
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$parts = \explode('/', \str_replace('\\', '/', $tmpfile));
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} else {
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\array_shift($parts);
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$locationstart = 'phar:///';
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}
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}
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$drive = '\\' === \DIRECTORY_SEPARATOR ? \array_shift($parts) . '/' : '';
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$newPath = $locationstart . $drive . \implode('/', \array_map('rawurlencode', $parts));
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return \str_replace($xmlUri, $newPath, $schemaSource);
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}
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private static function getXmlErrors(bool $internalErrors) : array
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{
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$errors = [];
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foreach (\libxml_get_errors() as $error) {
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$errors[] = ['level' => \LIBXML_ERR_WARNING == $error->level ? 'WARNING' : 'ERROR', 'code' => $error->code, 'message' => \trim($error->message), 'file' => $error->file ?: 'n/a', 'line' => $error->line, 'column' => $error->column];
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}
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\libxml_clear_errors();
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\libxml_use_internal_errors($internalErrors);
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return $errors;
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}
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}
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