class.ilECSEContentDetails.php

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<?php

declare(strict_types=1);

class ilECSEContentDetails
{
    private array $senders = [];
    private ?int $sender_index = null;
    private array $receivers = [];
    private string $url = "";
    private int $owner = 0;

    private array $receiver_info = [];
    private ilLogger $logger;

    public function __construct()
    {
        global $DIC;

        $this->logger = $DIC->logger()->wsrv();
    }

    public static function getInstanceFromServer(int $a_server_id, int $a_econtent_id, string $a_resource_type): ilECSEContentDetails
    {
        $instance = new self();
        $detailsOnServer = $instance->loadFromServer($a_server_id, $a_econtent_id, $a_resource_type);
        if ($detailsOnServer) {
            $instance->loadFromJson($detailsOnServer);
        }
        return $instance;
    }


    private function loadFromServer(int $a_server_id, int $a_econtent_id, string $a_resource_type): ?object
    {
        try {
            $connector = new ilECSConnector(ilECSSetting::getInstanceByServerId($a_server_id));
            $res = $connector->getResource($a_resource_type, $a_econtent_id, true);
            if ($res->getHTTPCode() === ilECSConnector::HTTP_CODE_NOT_FOUND) {
                return null;
            }
            if (!is_object($res->getResult())) {
                $this->logger->error(__METHOD__ . ': Error parsing result. Expected result of type array.');
                $this->logger->logStack();
                throw new ilECSConnectorException('error parsing json');
            }
        } catch (ilECSConnectorException $exc) {
            return null;
        }
        return $res->getResult();
    }
    public function getSenders(): array
    {
        return $this->senders;
    }

    public function getFirstSender(): int
    {
        return $this->senders[0] ?? 0;
    }

    public function getMySender(): int
    {
        return $this->senders[$this->sender_index];
    }

    public function getReceivers(): array
    {
        return $this->receivers;
    }

    public function getFirstReceiver(): int
    {
        return count($this->receivers) ? $this->receivers[0] : 0;
    }

    public function getReceiverInfo(): array
    {
        return $this->receiver_info;
    }

    public function getUrl(): string
    {
        return $this->url;
    }

    public function getOwner(): int
    {
        return $this->owner;
    }

    public function loadFromJson(object $json): bool
    {
        $this->logger->info(print_r($json, true));
        foreach ((array) $json->senders as $sender) {
            $this->senders[] = $sender->mid;
        }

        $index = 0;
        foreach ((array) $json->receivers as $receiver) {
            $this->receivers[] = $receiver->mid;
            if ($receiver->itsyou && $this->sender_index === null) {
                $this->sender_index = $index;
            }
            ++$index;
        }

        // Collect in one array
        for ($i = 0, $iMax = count($this->getReceivers()); $i < $iMax; ++$i) {
            $this->receiver_info[$this->senders[$i]] = $this->receivers[$i];
        }

        if (is_object($json->owner)) {
            $this->owner = (int) $json->owner->pid;
        }

        $this->url = $json->url;
        return true;
    }
}