ee71dee4002233462886cc2d02807098491ba25b
[Packages/TYPO3.CMS.git] / typo3 / sysext / extensionmanager / Classes / ViewHelpers / InstallationStateCssClassViewHelper.php
1 <?php
2 namespace TYPO3\CMS\Extensionmanager\ViewHelpers;
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\CompileWithRenderStatic;
20
21 /**
22 * Returns a string meant to be used as css class stating whether an extension is
23 * available or installed
24 * @internal
25 */
26 class InstallationStateCssClassViewHelper extends AbstractViewHelper
27 {
28 use CompileWithRenderStatic;
29
30 /**
31 * Initialize arguments
32 */
33 public function initializeArguments()
34 {
35 parent::initializeArguments();
36 $this->registerArgument('needle', 'string', '', true);
37 $this->registerArgument('haystack', 'array', '', true);
38 }
39
40 /**
41 * Returns string meant to be used as css class
42 * 'installed' => if an extension is installed
43 * 'available' => if an extension is available in the system
44 * '' (empty string) => if neither installed nor available
45 *
46 * @param array $arguments
47 * @param \Closure $renderChildrenClosure
48 * @param RenderingContextInterface $renderingContext
49 *
50 * @return string the rendered a tag
51 */
52 public static function renderStatic(array $arguments, \Closure $renderChildrenClosure, RenderingContextInterface $renderingContext)
53 {
54 $needle = $arguments['needle'];
55 $haystack = $arguments['haystack'];
56 if (array_key_exists($needle, $haystack)) {
57 if (isset($haystack[$needle]['installed']) && $haystack[$needle]['installed'] === true) {
58 return 'installed';
59 } else {
60 return 'available';
61 }
62 }
63 return '';
64 }
65 }