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external-account/ExternalAccount/ExternalAccountProviderMana...

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<?php
/**
* Authserver, an OAuth2-based single-signon authentication provider written in PHP.
*
* Copyright (C) $today.date Lars Vierbergen
*
* his program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
namespace vierbergenlars\AuthserverExternalAccountBundle\ExternalAccount;
use vierbergenlars\AuthserverExternalAccountBundle\Entity\ExternalUser;
class ExternalAccountProviderManager
{
/**
* @var ExternalAccountProviderInterface[]
*/
private $externalAccountProviders = [];
public function addAccountProvider(ExternalAccountProviderInterface $accountProvider)
{
if(isset($this->externalAccountProviders[$accountProvider->getName()]))
throw new \InvalidArgumentException(sprintf('Provider "%s" is already registered.', $accountProvider->getName()));
$this->externalAccountProviders[$accountProvider->getName()] = $accountProvider;
}
public function getAccountProviders()
{
return array_values($this->externalAccountProviders);
}
/**
* @param ExternalUser $externalUser
* @return ExternalAccountProviderInterface
*/
public function getProviderForExternalUser(ExternalUser $externalUser)
{
$provider = $externalUser->getProvider();
return $this->getProviderByName($provider);
}
/**
* @param ExternalUser $externalUser
* @return ExternalAccountProviderInterface|null
*/
public function getProviderForExternalUserUnsafe(ExternalUser $externalUser)
{
$provider = $externalUser->getProvider();
return $this->getProviderByNameUnsafe($provider);
}
/**
* @param string $providerName
* @return ExternalAccountProviderInterface
*/
public function getProviderByName($providerName)
{
if(!isset($this->externalAccountProviders[$providerName]))
throw new \OutOfBoundsException(sprintf('Provider "%s" is not configured.', $providerName));
return $this->externalAccountProviders[$providerName];
}
/**
* @param string $providerName
* @return ExternalAccountProviderInterface|null
*/
public function getProviderByNameUnsafe($providerName)
{
try {
return $this->getProviderByName($providerName);
} catch(\OutOfBoundsException $ex) {
return new NullExternalAccountProvider($providerName);
}
}
public function getProviderSupporting($externalProviderData)
{
foreach($this->externalAccountProviders as $provider) {
if($provider->supports($externalProviderData))
return $provider;
}
throw new \OutOfBoundsException(sprintf('Can not find any provider handling data of type %s', is_object($externalProviderData)?get_class($externalProviderData):gettype($externalProviderData)));
}
}