ChainServiceFactory.php 1.29 KB
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<?php
namespace UnicaenAuth\Provider\Identity;

use Zend\ServiceManager\FactoryInterface;
use Zend\ServiceManager\ServiceLocatorInterface;

/**
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 * Intsancie une chaîne de fournisseurs d'identité.
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 *
 * @author Bertrand GAUTHIER <bertrand.gauthier at unicaen.fr>
 */
class ChainServiceFactory implements FactoryInterface
{
    /**
     * Create service
     *
     * @param ServiceLocatorInterface $serviceLocator
     * @return mixed
     */
    public function createService(ServiceLocatorInterface $serviceLocator)
    {
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        $config = $serviceLocator->get('Config'); //'unicaen-auth_module_options'
        if (!isset($config['unicaen-auth']['identity_providers']) || !$config['unicaen-auth']['identity_providers']) {
            throw new \UnicaenApp\Exception\RuntimeException("Aucun fournisseur d'identité spécifié dans la config.");
        }
        
        $providers = (array) $config['unicaen-auth']['identity_providers'];
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        $chain = new Chain();
        $chain->setServiceLocator($serviceLocator);
        
        foreach ($providers as $priority => $name) {
            $provider = $serviceLocator->get($name);
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            $chain->getEventManager()->attach('getIdentityRoles', array($provider, 'injectIdentityRoles'), $priority);
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        }
        
        return $chain;
    }
}