class.ilClassificationSessionRepository.php

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<?php

class ilClassificationSessionRepository
{
    public const BASE_SESSION_KEY = 'clsfct';
    protected string $key;

    protected int $base_ref_id;

    public function __construct(int $base_ref_id)
    {
        $this->base_ref_id = $base_ref_id;
        $this->key = self::BASE_SESSION_KEY . "_" . $base_ref_id;
    }

    public function unsetAll(): void
    {
        ilSession::clear($this->key);
    }

    public function unsetValueForProvider(string $provider): void
    {
        if (ilSession::has($this->key)) {
            $vals = ilSession::get($this->key);
            unset($vals[$provider]);
            ilSession::set($this->key, $vals);
        }
    }

    public function isEmpty(): bool
    {
        return !ilSession::has($this->key);
    }

    public function getValueForProvider(string $provider): array
    {
        if (ilSession::has($this->key)) {
            $vals = ilSession::get($this->key);
            return $vals[$provider] ?? [];
        }
        return [];
    }

    public function setValueForProvider(string $provider, array $value): void
    {
        $vals = [];
        if (ilSession::has($this->key)) {
            $vals = ilSession::get($this->key);
        }
        $vals[$provider] = $value;
        ilSession::set($this->key, $vals);
    }
}