AbstractIdentificationProvider.php

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<?php
 
declare(strict_types=1);
namespace ILIAS\GlobalScreen\Identification;
 
use ILIAS\GlobalScreen\Identification\Map\IdentificationMap;
use ILIAS\GlobalScreen\Identification\Serializer\SerializerInterface;
use ILIAS\GlobalScreen\Provider\Provider;
 
abstract class AbstractIdentificationProvider implements IdentificationProviderInterface
{
    protected $map;
    protected $provider;
 
    protected $serializer;
    protected $class_name = '';
    protected static $instances = [];
 
    public function __construct(Provider $provider, SerializerInterface $serializer, IdentificationMap $map)
    {
        $this->map = $map;
        $this->provider = $provider;
        $this->class_name = get_class($provider);
        $this->serializer = $serializer;
    }
 
    public function fromSerializedString(string $serialized_string) : IdentificationInterface
    {
        if ($this->map->isInMap($serialized_string)) {
            return $this->map->getFromMap($serialized_string);
        }
        $identification = $this->serializer->unserialize($serialized_string);
        $this->map->addToMap($identification);
 
        return $identification;
    }
}