kitodo / kitodo-presentation

Classes/Api/Viaf/Client.php

<?php

/**
 * (c) Kitodo. Key to digital objects e.V. <contact@kitodo.org>
 *
 * This file is part of the Kitodo and TYPO3 projects.
 *
 * @license GNU General Public License version 3 or later.
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 */

namespace Kitodo\Dlf\Api\Viaf;

use Psr\Http\Message\RequestFactoryInterface;
use TYPO3\CMS\Core\Http\RequestFactory;
use TYPO3\CMS\Core\Log\Logger;
use TYPO3\CMS\Core\Log\LogManager;
use TYPO3\CMS\Core\Utility\GeneralUtility;

/**
 * VIAF API Client class
 *
 * @package TYPO3
 * @subpackage dlf
 *
 * @access public
 **/
class Client
{
    /**
     * @access protected
     * @var Logger This holds the logger
     */
    protected Logger $logger;

    /**
     * @access private
     * @var string The VIAF API endpoint
     **/
    private string $endpoint = 'viaf.xml';

    /**
     * @access private
     * @var string The VIAF URL for the profile
     **/
    private string $viafUrl;

    /**
     * @access private
     * @var RequestFactoryInterface The request object
     **/
    private RequestFactoryInterface $requestFactory;

    /**
     * Constructs a new instance
     *
     * @access public
     *
     * @param string $viaf the VIAF identifier of the profile
     * @param RequestFactory $requestFactory a request object to inject
     *
     * @return void
     **/
    public function __construct(string $viaf, RequestFactory $requestFactory)
    {
        $this->logger = GeneralUtility::makeInstance(LogManager::class)->getLogger(static::class);
        $this->viafUrl = 'http://viaf.org/viaf/' . $viaf;
        $this->requestFactory = $requestFactory;
    }

    /**
     * Sets API endpoint
     *
     * @access public
     *
     * @param string $endpoint the shortname of the endpoint
     *
     * @return void
     */
    public function setEndpoint(string $endpoint): void
    {
        $this->endpoint = $endpoint;
    }

    /**
     * Get the profile data
     *
     * @access public
     *
     * @return object|bool
     **/
    public function getData()
    {
        $url = $this->getApiEndpoint();
        try {
            $response = $this->requestFactory->request($url);

The method request() does not exist on Psr\Http\Message\RequestFactoryInterface. It seems like you code against a sub-type of Psr\Http\Message\RequestFactoryInterface such as TYPO3\CMS\Core\Http\RequestFactory.

        } catch (\Exception $e) {
            $this->logger->warning('Could not fetch data from URL "' . $url . '". Error: ' . $e->getMessage() . '.');
            return false;
        }
        return $response->getBody()->getContents();
    }

    /**
     * Creates the qualified API endpoint for retrieving the desired data
     *
     * @access private
     *
     * @return string
     **/
    private function getApiEndpoint(): string
    {
        return $this->viafUrl . '/' . $this->endpoint;
    }
}