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<?php
/*
* This file is part of the FOSRestBundle package.
*
* (c) FriendsOfSymfony <http://friendsofsymfony.github.com/>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace FOS\RestBundle\Routing\Loader;
use FOS\RestBundle\Routing\Loader\Reader\RestControllerReader;
use Symfony\Bundle\FrameworkBundle\Controller\ControllerNameParser;
use Symfony\Component\Config\FileLocatorInterface;
use Symfony\Component\Config\Loader\Loader;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\HttpFoundation\Request;
/**
* RestRouteLoader REST-enabled controller router loader.
*
* @author Konstantin Kudryashov <ever.zet@gmail.com>
* @author Bulat Shakirzyanov <mallluhuct@gmail.com>
*/
class RestRouteLoader extends Loader
{
protected $container;
protected $controllerParser;
protected $controllerReader;
protected $defaultFormat;
protected $locator;
/**
* Initializes loader.
*
* @param ContainerInterface $container
* @param FileLocatorInterface $locator
* @param ControllerNameParser $controllerParser
* @param RestControllerReader $controllerReader
* @param string $defaultFormat
*/
public function __construct(
ContainerInterface $container,
FileLocatorInterface $locator,
ControllerNameParser $controllerParser,
RestControllerReader $controllerReader, $defaultFormat = 'html'
) {
$this->container = $container;
$this->locator = $locator;
$this->controllerParser = $controllerParser;
$this->controllerReader = $controllerReader;
$this->defaultFormat = $defaultFormat;
}
/**
* Returns controller reader.
*
* @return RestControllerReader
*/
public function getControllerReader()
{
return $this->controllerReader;
}
/**
* {@inheritdoc}
*/
public function load($controller, $type = null)
{
list($prefix, $class) = $this->getControllerLocator($controller);
$collection = $this->controllerReader->read(new \ReflectionClass($class));
$collection->prependRouteControllersWithPrefix($prefix);
$collection->setDefaultFormat($this->defaultFormat);
return $collection;
}
/**
* {@inheritdoc}
*/
public function supports($resource, $type = null)
{
return is_string($resource)
&& 'rest' === $type
&& !in_array(pathinfo($resource, PATHINFO_EXTENSION), ['xml', 'yml', 'yaml']
);
}
/**
* Returns controller locator by it's id.
*
* @param string $controller
*
* @throws \InvalidArgumentException
*
* @return array
*/
private function getControllerLocator($controller)
{
$class = null;
$prefix = null;
if (0 === strpos($controller, '@')) {
$file = $this->locator->locate($controller);
$controllerClass = ClassUtils::findClassInFile($file);
if (false === $controllerClass) {
throw new \InvalidArgumentException(sprintf('Can\'t find class for controller "%s"', $controller));
}
$controller = $controllerClass;
}
if ($this->container->has($controller)) {
// service_id
$prefix = $controller.':';
$useScope = method_exists($this->container, 'enterScope') && $this->container->hasScope('request');
if ($useScope) {
$this->container->enterScope('request');
$this->container->set('request', new Request());
}
$class = get_class($this->container->get($controller));
if ($useScope) {
$this->container->leaveScope('request');
}
} elseif (class_exists($controller)) {
// full class name
$class = $controller;
$prefix = $class.'::';
} elseif (false !== strpos($controller, ':')) {
// bundle:controller notation
try {
$notation = $this->controllerParser->parse($controller.':method');
list($class) = explode('::', $notation);
$prefix = $class.'::';
} catch (\Exception $e) {
throw new \InvalidArgumentException(
sprintf('Can\'t locate "%s" controller.', $controller)
);
}
}
if (empty($class)) {
throw new \InvalidArgumentException(sprintf(
'Class could not be determined for Controller identified by "%s".', $controller
));
}
return [$prefix, $class];
}
}