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<?php declare(strict_types=1);
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namespace jschreuder\MiddleAuth\Acl;
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use jschreuder\MiddleAuth\AuthorizationHandlerInterface;
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use jschreuder\MiddleAuth\AuthorizationMiddlewareInterface;
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use jschreuder\MiddleAuth\AuthorizationRequestInterface;
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use jschreuder\MiddleAuth\AuthorizationResponseInterface;
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use jschreuder\MiddleAuth\Basic\AuthorizationResponse;
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use jschreuder\MiddleAuth\Util\AuthLoggerInterface;
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use jschreuder\MiddleAuth\Util\NullAuthLogger;
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final class AclMiddleware implements AuthorizationMiddlewareInterface
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{
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private AuthLoggerInterface $logger;
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public function __construct(
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private AclEntriesCollection $aclEntries,
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?AuthLoggerInterface $logger = null
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)
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{
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$this->logger = $logger ?? new NullAuthLogger();
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}
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public function process(
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AuthorizationRequestInterface $request,
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AuthorizationHandlerInterface $handler
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): AuthorizationResponseInterface
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{
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$actor = $request->getSubject();
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$resource = $request->getResource();
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$action = $request->getAction();
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$this->logger->debug('ACL middleware evaluating request', [
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'subject_type' => $actor->getType(),
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'subject_id' => $actor->getId(),
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'resource_type' => $resource->getType(),
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'resource_id' => $resource->getId(),
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'action' => $action,
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'acl_entries_count' => count($this->aclEntries),
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]);
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foreach ($this->aclEntries as $index => $aclEntry) {
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if (
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$aclEntry->matchesActor($actor)
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&& $aclEntry->matchesResource($resource)
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&& $aclEntry->matchesAction($action)
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) {
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$this->logger->debug('ACL entry matched', [
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'entry_index' => $index,
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'subject_type' => $actor->getType(),
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'subject_id' => $actor->getId(),
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'action' => $action,
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]);
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return new AuthorizationResponse(
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true,
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'Access granted by ' . self::class,
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self::class
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);
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}
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}
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$this->logger->debug('No ACL entries matched, delegating to next handler');
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return $handler->handle($request);
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}
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}
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jschreuder /
MiddleAuth
