[!!!][TASK] Remove deprecated f:switch and f:case
[Packages/TYPO3.CMS.git] / typo3 / sysext / extensionmanager / Classes / ViewHelpers / Format / JsonEncodeViewHelper.php
1 <?php
2 namespace TYPO3\CMS\Extensionmanager\ViewHelpers\Format;
3
4 /*
5 * This file is part of the TYPO3 CMS project.
6 *
7 * It is free software; you can redistribute it and/or modify it under
8 * the terms of the GNU General Public License, either version 2
9 * of the License, or any later version.
10 *
11 * For the full copyright and license information, please read the
12 * LICENSE.txt file that was distributed with this source code.
13 *
14 * The TYPO3 project - inspiring people to share!
15 */
16
17 use TYPO3\CMS\Fluid\Core\ViewHelper\AbstractViewHelper;
18 use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
19 use TYPO3Fluid\Fluid\Core\ViewHelper\Traits\CompileWithContentArgumentAndRenderStatic;
20
21 /**
22 * Wrapper for PHPs json_encode function.
23 *
24 * @see http://www.php.net/manual/en/function.json-encode.php
25 * @internal
26 */
27 class JsonEncodeViewHelper extends AbstractViewHelper
28 {
29 use CompileWithContentArgumentAndRenderStatic;
30
31 /**
32 * Rendered children is expected to be an array or object, which cannot be passed through htmlspecialchars.
33 *
34 * @var bool
35 */
36 protected $escapeChildren = false;
37
38 /**
39 * Initialize arguments
40 */
41 public function initializeArguments()
42 {
43 parent::initializeArguments();
44 $this->registerArgument('additionalAttributes', 'array', 'Additional tag attributes. They will be added directly to the resulting HTML tag.');
45 }
46
47 /**
48 * Replaces newline characters by HTML line breaks.
49 *
50 * @param array $arguments
51 * @param \Closure $renderChildrenClosure
52 * @param RenderingContextInterface $renderingContext
53 *
54 * @return string the altered string.
55 */
56 public static function renderStatic(array $arguments, \Closure $renderChildrenClosure, RenderingContextInterface $renderingContext)
57 {
58 return json_encode((array) $renderChildrenClosure());
59 }
60 }