95 lines
3 KiB
PHP
95 lines
3 KiB
PHP
<?php
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namespace Propel\PropelBundle\Request\ParamConverter;
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use Sensio\Bundle\FrameworkExtraBundle\Configuration\ConfigurationInterface;
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use Sensio\Bundle\FrameworkExtraBundle\Request\ParamConverter\ParamConverterInterface;
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use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
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use Symfony\Component\HttpFoundation\Request;
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/**
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* PropelConverter.
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*
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* @author Jérémie Augustin <jeremie.augustin@pixel-cookers.com>
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*/
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class PropelParamConverter implements ParamConverterInterface
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{
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public function apply(Request $request, ConfigurationInterface $configuration)
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{
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$classQuery = $configuration->getClass() . 'Query';
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if (!class_exists($classQuery)) {
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throw new \Exception(sprintf('The %s Query class does not exist', $classQuery));
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}
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$options = $configuration->getOptions();
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$exclude = isset($options['exclude'])? $options['exclude'] : array();
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// find by Pk
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if (in_array('id', $exclude) || false === $object = $this->findPk($classQuery, $request)) {
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// find by criteria
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if (false === $object = $this->findOneBy($classQuery, $request, $exclude)) {
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if ($configuration->isOptional()) {
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//we find nothing but the object is optional
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$object = null;
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} else {
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throw new \LogicException('Unable to guess how to get a Propel object from the request information.');
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}
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}
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}
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if (null === $object && false === $configuration->isOptional()) {
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throw new NotFoundHttpException(sprintf('%s object not found.', $configuration->getClass()));
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}
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$request->attributes->set($configuration->getName(), $object);
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}
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protected function findPk($classQuery, Request $request)
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{
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if (!$request->attributes->has('id')) {
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return false;
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}
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return $classQuery::create()->findPk($request->attributes->get('id'));
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}
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protected function findOneBy($classQuery, Request $request, $exclude)
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{
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$query = $classQuery::create();
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$hasCriteria = false;
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foreach ($request->attributes->all() as $key => $value) {
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if (!in_array($key, $exclude)) {
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try {
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$query->{'filterBy' . ucfirst($key)}($value);
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$hasCriteria = true;
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} catch (\PropelException $e) { }
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}
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}
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if (!$hasCriteria) {
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return false;
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}
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return $query->findOne();
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}
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public function supports(ConfigurationInterface $configuration)
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{
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if (null === ($classname = $configuration->getClass())) {
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return false;
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}
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if (!class_exists($classname)) {
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return false;
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}
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// Propel Class?
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$class = new \ReflectionClass($configuration->getClass());
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if ($class->isSubclassOf('BaseObject')) {
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return true;
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}
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return false;
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}
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}
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