PageRendererViewHelper.php

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<?php
namespace TYPO3\CMS\Fluid\ViewHelpers\Be;

/*
 * 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\Extbase\Utility\LocalizationUtility;
use TYPO3\CMS\Fluid\Core\ViewHelper\AbstractViewHelper;

class PageRendererViewHelper extends AbstractViewHelper
{
    protected $pageRenderer;

    public function injectPageRenderer(PageRenderer $pageRenderer)
    {
        $this->pageRenderer = $pageRenderer;
    }

    public function render($pageTitle = '', $loadExtJs = false, $loadExtJsTheme = true, $enableExtJsDebug = false, $loadJQuery = false, $includeCssFiles = null, $includeJsFiles = null, $addJsInlineLabels = null, $includeRequireJsModules = null)
    {
        if ($pageTitle) {
            $this->pageRenderer->setTitle($pageTitle);
        }
        if ($loadExtJs) {
            $this->pageRenderer->loadExtJS(true, $loadExtJsTheme);
            if ($enableExtJsDebug) {
                $this->pageRenderer->enableExtJsDebug();
            }
        }
        if ($loadJQuery) {
            $this->pageRenderer->loadJquery(null, null, PageRenderer::JQUERY_NAMESPACE_DEFAULT_NOCONFLICT);
        }
        // Include custom CSS and JS files
        if (is_array($includeCssFiles) && count($includeCssFiles) > 0) {
            foreach ($includeCssFiles as $addCssFile) {
                $this->pageRenderer->addCssFile($addCssFile);
            }
        }
        if (is_array($includeJsFiles) && count($includeJsFiles) > 0) {
            foreach ($includeJsFiles as $addJsFile) {
                $this->pageRenderer->addJsFile($addJsFile);
            }
        }
        if (is_array($includeRequireJsModules) && count($includeRequireJsModules) > 0) {
            foreach ($includeRequireJsModules as $addRequireJsFile) {
                $this->pageRenderer->loadRequireJsModule($addRequireJsFile);
            }
        }
        // Add inline language labels
        if (is_array($addJsInlineLabels) && count($addJsInlineLabels) > 0) {
            $extensionKey = $this->controllerContext->getRequest()->getControllerExtensionKey();
            foreach ($addJsInlineLabels as $key) {
                $label = LocalizationUtility::translate($key, $extensionKey);
                $this->pageRenderer->addInlineLanguageLabel($key, $label);
            }
        }
    }
}