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<?php |
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/* |
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* This file is part of the PHP Translation package. |
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* |
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* (c) PHP Translation team <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Translation\SymfonyStorage\Loader; |
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use Nyholm\NSA; |
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use Symfony\Component\Translation\Loader\XliffFileLoader; |
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use Symfony\Component\Translation\MessageCatalogue; |
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use Symfony\Component\Translation\Exception\InvalidResourceException; |
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/** |
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* This class is an ugly hack to allow loading Xliff from string content. |
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* |
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* @author Tobias Nyholm <[email protected]> |
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*/ |
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class XliffLoader extends XliffFileLoader |
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{ |
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/** |
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* @param string $content xml content |
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* @param MessageCatalogue $catalogue |
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* @param string $domain |
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*/ |
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public function extractFromContent($content, MessageCatalogue $catalogue, $domain) |
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{ |
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try { |
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$dom = $this->loadFileContent($content); |
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} catch (\InvalidArgumentException $e) { |
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throw new InvalidResourceException(sprintf('Unable to load data: %s', $e->getMessage()), $e->getCode(), $e); |
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} |
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if (!method_exists($this, 'getVersionNumber')) { |
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// Symfony 2.7 |
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throw new \RuntimeException('Cannot use XliffLoader::extractFromContent with Symfony 2.7'); |
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} |
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$xliffVersion = NSA::invokeMethod($this, 'getVersionNumber', $dom); |
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NSA::invokeMethod($this, 'validateSchema', $xliffVersion, $dom, NSA::invokeMethod($this, 'getSchema', $xliffVersion)); |
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if ('1.2' === $xliffVersion) { |
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NSA::invokeMethod($this, 'extractXliff1', $dom, $catalogue, $domain); |
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} |
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if ('2.0' === $xliffVersion) { |
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NSA::invokeMethod($this, 'extractXliff2', $dom, $catalogue, $domain); |
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} |
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} |
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/** |
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* Loads an XML file. |
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* |
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* Taken and modified from Symfony\Component\Config\Util\XmlUtils |
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* |
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* @author Fabien Potencier <[email protected]> |
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* @author Martin Hasoň <[email protected]> |
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* |
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* @param string $content An XML file path |
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* |
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* @return \DOMDocument |
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* |
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* @throws \InvalidArgumentException When loading of XML file returns error |
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*/ |
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private function loadFileContent($content) |
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{ |
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if ('' === trim($content)) { |
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throw new \InvalidArgumentException('Content does not contain valid XML, it is empty.'); |
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} |
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$internalErrors = libxml_use_internal_errors(true); |
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$disableEntities = libxml_disable_entity_loader(true); |
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libxml_clear_errors(); |
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$dom = new \DOMDocument(); |
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$dom->validateOnParse = true; |
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if (!$dom->loadXML($content, LIBXML_NONET | (defined('LIBXML_COMPACT') ? LIBXML_COMPACT : 0))) { |
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libxml_disable_entity_loader($disableEntities); |
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throw new \InvalidArgumentException(implode("\n", static::getXmlErrors($internalErrors))); |
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} |
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$dom->normalizeDocument(); |
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libxml_use_internal_errors($internalErrors); |
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libxml_disable_entity_loader($disableEntities); |
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foreach ($dom->childNodes as $child) { |
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if ($child->nodeType === XML_DOCUMENT_TYPE_NODE) { |
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throw new \InvalidArgumentException('Document types are not allowed.'); |
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} |
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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 $dom; |
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} |
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private function getXmlErrors($internalErrors) |
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{ |
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$errors = []; |
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foreach (libxml_get_errors() as $error) { |
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$errors[] = sprintf('[%s %s] %s (in %s - line %d, column %d)', |
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LIBXML_ERR_WARNING == $error->level ? 'WARNING' : 'ERROR', |
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$error->code, |
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trim($error->message), |
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$error->file ?: 'n/a', |
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$error->line, |
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$error->column |
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); |
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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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php-translation /
symfony-storage
Loading history...
Let’s assume you have a class which uses late-static binding:
}
The code above will run fine in your PHP runtime. However, if you now create a sub-class and call the
getSomeVariable()on that sub-class, you will receive a runtime error:In the case above, it makes sense to update
SomeClassto useselfinstead: