class.ilRPCServerSettings.php

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<?php

declare(strict_types=1);
class ilRPCServerSettings
{
    private const RPC_SERVER_PATH = "/RPC2";

    private static ?ilRPCServerSettings $instance = null;

    public string $rpc_host = '';
    public string $rpc_port = '';

    private ilLogger $log;
    private ilSetting $settings;

    private function __construct()
    {
        global $DIC;

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

    public static function getInstance(): ilRPCServerSettings
    {
        if (self::$instance) {
            return self::$instance;
        }
        return self::$instance = new ilRPCServerSettings();
    }

    public function isEnabled(): bool
    {
        return $this->getHost() !== '' && $this->getPort() !== '';
    }

    public function getServerUrl(): string
    {
        return 'http://' . $this->getHost() . ':' . $this->getPort() . '/' . self::RPC_SERVER_PATH;
    }

    public function getHost(): string
    {
        if ($this->rpc_host !== '') {
            return $this->rpc_host;
        }
        return $this->rpc_host = (string) $this->settings->get('rpc_server_host');
    }

    public function setHost($a_host): void
    {
        $this->rpc_host = $a_host;
    }

    public function getPort(): string
    {
        if ($this->rpc_port !== '') {
            return $this->rpc_port;
        }
        return $this->rpc_port = (string) $this->settings->get('rpc_server_port');
    }

    public function setPort(string $a_port): void
    {
        $this->rpc_port = $a_port;
    }

    public function getPath(): string
    {
        return self::RPC_SERVER_PATH;
    }

    public function update(): void
    {
        $this->settings->set('rpc_server_host', $this->getHost());
        $this->settings->set('rpc_server_port', $this->getPort());
    }

    public function pingServer(): bool
    {
        try {
            ilRpcClientFactory::factory('RPCebug')->ping();
            return true;
        } catch (Exception $e) {
            $this->log->warning('Calling RPC server failed with message: ' . $e->getMessage());
            return false;
        }
    }
}