<?php
namespace TYPO3\CMS\Frontend\ContentObject;

/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */

use TYPO3\CMS\Core\Page\PageRenderer;
use TYPO3\CMS\Core\Utility\GeneralUtility;

/**
 * Contains an abstract class for all tslib content class implementations.
 */
abstract class AbstractContentObject
{
    /**
     * @var ContentObjectRenderer
     */
    protected $cObj;

    /**
     * @var PageRenderer
     */
    protected $pageRenderer;

    /**
     * Default constructor.
     *
     * @param ContentObjectRenderer $cObj
     */
    public function __construct(ContentObjectRenderer $cObj)
    {
        $this->cObj = $cObj;
    }

    /**
     * Renders the content object.
     *
     * @param array $conf
     * @return string
     */
    abstract public function render($conf = []);

    /**
     * Getter for current ContentObjectRenderer
     *
     * @return ContentObjectRenderer
     */
    public function getContentObjectRenderer()
    {
        return $this->cObj;
    }

    /**
     * @return PageRenderer
     */
    protected function getPageRenderer()
    {
        if ($this->pageRenderer === null) {
            $this->pageRenderer = GeneralUtility::makeInstance(PageRenderer::class);
        }

        return $this->pageRenderer;
    }
}