Файл: symfony-2.7/src/Symfony/Component/Serializer/Mapping/Loader/YamlFileLoader.php
Строк: 59
<?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 SymfonyComponentSerializerMappingLoader;
use SymfonyComponentSerializerExceptionMappingException;
use SymfonyComponentSerializerMappingClassMetadata;
use SymfonyComponentYamlParser;
/**
* YAML File Loader
*
* @author Kévin Dunglas <dunglas@gmail.com>
*/
class YamlFileLoader extends FileLoader
{
private $yamlParser;
/**
* An array of YAML class descriptions
*
* @var array
*/
private $classes = null;
/**
* {@inheritdoc}
*/
public function loadClassMetadata(ClassMetadata $metadata)
{
if (null === $this->classes) {
if (!stream_is_local($this->file)) {
throw new MappingException(sprintf('This is not a local file "%s".', $this->file));
}
if (null === $this->yamlParser) {
$this->yamlParser = new Parser();
}
$classes = $this->yamlParser->parse(file_get_contents($this->file));
if (empty($classes)) {
return false;
}
// not an array
if (!is_array($classes)) {
throw new MappingException(sprintf('The file "%s" must contain a YAML array.', $this->file));
}
$this->classes = $classes;
}
if (isset($this->classes[$metadata->getClassName()])) {
$yaml = $this->classes[$metadata->getClassName()];
if (isset($yaml['attributes']) && is_array($yaml['attributes'])) {
foreach ($yaml['attributes'] as $attribute => $data) {
if (isset($data['groups'])) {
foreach ($data['groups'] as $group) {
$metadata->addAttributeGroup($attribute, $group);
}
}
}
}
return true;
}
return false;
}
}