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<?php |
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/* |
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* This file is part of the Ivory Serializer package. |
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* |
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* (c) Eric GELOEN <[email protected]> |
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* |
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* For the full copyright and license information, please read the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Ivory\Serializer\Mapping\Loader; |
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/** |
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* @author GeLo <[email protected]> |
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*/ |
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class XmlClassMetadataLoader extends AbstractFileClassMetadataLoader |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function loadFile($file) |
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{ |
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$data = []; |
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$xml = simplexml_import_dom($this->loadDocument($file)); |
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foreach ($xml->class as $class) { |
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$properties = []; |
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foreach ($class->property as $property) { |
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$properties[(string) $property['name']] = $this->loadProperty($property); |
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} |
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$data[(string) $class['name']] = ['properties' => $properties]; |
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} |
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return $data; |
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} |
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/** |
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* @param \SimpleXMLElement $element |
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* |
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* @return mixed[] |
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*/ |
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private function loadProperty(\SimpleXMLElement $element) |
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{ |
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$property = []; |
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if (isset($element['alias'])) { |
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$property['alias'] = (string) $element['alias']; |
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} |
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if (isset($element['type'])) { |
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$property['type'] = (string) $element['type']; |
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} |
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if (isset($element['since'])) { |
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$property['since'] = (string) $element['since']; |
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} |
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if (isset($element['until'])) { |
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$property['until'] = (string) $element['until']; |
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} |
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if (isset($element['max-depth'])) { |
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$property['max_depth'] = (string) $element['max-depth']; |
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} |
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foreach ($element->group as $group) { |
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$property['groups'][] = (string) $group; |
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} |
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return $property; |
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} |
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/** |
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* @param string $file |
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* |
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* @return \DOMDocument |
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*/ |
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private function loadDocument($file) |
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{ |
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$data = trim(file_get_contents($file)); |
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if (empty($data)) { |
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throw new \InvalidArgumentException(); |
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} |
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$internalErrors = libxml_use_internal_errors(); |
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$disableEntities = libxml_disable_entity_loader(); |
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$this->setState(true, true); |
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$document = new \DOMDocument(); |
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$document->validateOnParse = true; |
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if (!$document->loadXML($data, LIBXML_NONET | LIBXML_COMPACT)) { |
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$this->setState($internalErrors, $disableEntities); |
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throw new \InvalidArgumentException(); |
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} |
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$document->normalizeDocument(); |
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foreach ($document->childNodes as $child) { |
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if ($child->nodeType === XML_DOCUMENT_TYPE_NODE) { |
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throw new \InvalidArgumentException('The document type is not allowed.'); |
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} |
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} |
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$this->validateDocument($document, $internalErrors, $disableEntities); |
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$this->setState($internalErrors, $disableEntities); |
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return $document; |
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} |
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/** |
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* @param \DOMDocument $document |
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* @param bool $internalErrors |
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* @param bool $disableEntities |
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*/ |
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private function validateDocument(\DOMDocument $document, $internalErrors, $disableEntities) |
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{ |
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if (@$document->schemaValidateSource(file_get_contents(__DIR__.'/../Resource/mapping.xsd'))) { |
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return; |
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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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$this->setState($internalErrors, $disableEntities); |
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throw new \InvalidArgumentException(implode(PHP_EOL, $errors)); |
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} |
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/** |
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* @param bool $internalErrors |
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* @param bool $disableEntities |
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*/ |
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private function setState($internalErrors, $disableEntities) |
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{ |
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libxml_use_internal_errors($internalErrors); |
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libxml_disable_entity_loader($disableEntities); |
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libxml_clear_errors(); |
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} |
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} |
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egeloen /
ivory-serializer
