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<?php
namespace Http\Discovery\Strategy;
use Http\Discovery\ClassDiscovery;
use Http\Discovery\Exception\PuliUnavailableException;
use Puli\Discovery\Api\Discovery;
use Puli\GeneratedPuliFactory;
/**
* Find candidates using Puli.
*
* @internal
*
* @final
*
* @author David de Boer <[email protected]>
* @author Márk Sági-Kazár <[email protected]>
*/
class PuliBetaStrategy implements DiscoveryStrategy
{
/**
* @var GeneratedPuliFactory
*/
protected static $puliFactory;
/**
* @var Discovery
*/
protected static $puliDiscovery;
/**
* @return GeneratedPuliFactory
*
* @throws PuliUnavailableException
*/
private static function getPuliFactory()
{
if (null === self::$puliFactory) {
if (!defined('PULI_FACTORY_CLASS')) {
throw new PuliUnavailableException('Puli Factory is not available');
}
$puliFactoryClass = PULI_FACTORY_CLASS;
if (!ClassDiscovery::safeClassExists($puliFactoryClass)) {
throw new PuliUnavailableException('Puli Factory class does not exist');
}
self::$puliFactory = new $puliFactoryClass();
}
return self::$puliFactory;
}
/**
* Returns the Puli discovery layer.
*
* @return Discovery
*
* @throws PuliUnavailableException
*/
private static function getPuliDiscovery()
{
if (!isset(self::$puliDiscovery)) {
$factory = self::getPuliFactory();
$repository = $factory->createRepository();
self::$puliDiscovery = $factory->createDiscovery($repository);
}
return self::$puliDiscovery;
}
public static function getCandidates($type)
{
$returnData = [];
$bindings = self::getPuliDiscovery()->findBindings($type);
foreach ($bindings as $binding) {
$condition = true;
if ($binding->hasParameterValue('depends')) {
$condition = $binding->getParameterValue('depends');
}
$returnData[] = ['class' => $binding->getClassName(), 'condition' => $condition];
}
return $returnData;
}
}
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