TYPO3\CMS\Core\Page\AssetRenderer

Complexity

Total Complexity

13

Size/Duplication

Total Lines	67
Duplicated Lines	0 %

Importance

Changes	1
Bugs	0	Features	0

7 Methods

Rating	Name	Duplication	Size	Complexity
A	getAbsoluteWebPath()	0	3	1
A	renderInlineStyleSheets()	0	5	1
A	renderInlineJavaScript()	0	8	2
A	__construct()	0	3	1
A	renderStyleSheets()	0	10	2
A	render()	0	13	4
A	renderJavaScript()	0	9	2

<?php
declare(strict_types = 1);
namespace TYPO3\CMS\Core\Page;

/*
 * 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\Utility\GeneralUtility;
use TYPO3\CMS\Core\Utility\PathUtility;

/**
 * Class AssetRenderer
 * @internal The AssetRenderer is used for the asset rendering and is not public API
 */
class AssetRenderer
{
    protected $assetCollector;

    public function __construct(AssetCollector $assetCollector = null)
    {
        $this->assetCollector = $assetCollector ?? GeneralUtility::makeInstance(AssetCollector::class);
    }

    public function renderInlineJavaScript($priority = false): string
    {
        $template = '<script%attributes%>%source%</script>';
        $assets = $this->assetCollector->getInlineJavaScripts();
        foreach ($assets as &$assetData) {
            $assetData['attributes']['type'] = $assetData['attributes']['type'] ?? 'text/javascript';
        }
        return $this->render($assets, $template, $priority);
    }

    public function renderJavaScript($priority = false): string
    {
        $template = '<script%attributes%></script>';
        $assets = $this->assetCollector->getJavaScripts();
        foreach ($assets as &$assetData) {
            $assetData['attributes']['src'] = $this->getAbsoluteWebPath($assetData['source']);
            $assetData['attributes']['type'] = $assetData['attributes']['type'] ?? 'text/javascript';
        }
        return $this->render($assets, $template, $priority);
    }

    public function renderInlineStyleSheets($priority = false): string
    {
        $template = '<style%attributes%>%source%</style>';
        $assets = $this->assetCollector->getInlineStyleSheets();
        return $this->render($assets, $template, $priority);
    }

    public function renderStyleSheets(bool $priority = false, string $endingSlash = ''): string
    {
        $template = '<link%attributes% ' . $endingSlash . '>';
        $assets = $this->assetCollector->getStyleSheets();
        foreach ($assets as &$assetData) {
            $assetData['attributes']['href'] = $this->getAbsoluteWebPath($assetData['source']);
            $assetData['attributes']['rel'] = $assetData['attributes']['rel'] ?? 'stylesheet';
            $assetData['attributes']['type'] = $assetData['attributes']['type'] ?? 'text/css';
        }
        return $this->render($assets, $template, $priority);
    }

    protected function render(array $assets, string $template, bool $priority = false): string
    {
        $results = [];
        foreach ($assets as $assetData) {
            $attributes = $assetData['attributes'];
            $attributesString = count($attributes) ? ' ' . GeneralUtility::implodeAttributes($attributes, true) : '';
            $code = str_replace(['%attributes%', '%source%'], [$attributesString, $assetData['source']], $template);
            $hasPriority = $assetData['options']['priority'] ?? false;
            if ($hasPriority === $priority) {
                $results[] = $code;
            }
        }
        return implode(LF, $results);
    }

    private function getAbsoluteWebPath(string $file): string
    {
        return PathUtility::getAbsoluteWebPath(GeneralUtility::getFileAbsFileName($file));
    }
}