TYPO3  7.6
install/Classes/ViewHelpers/Format/CropViewHelper.php
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1 <?php
2 namespace TYPO3\CMS\Install\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 
20 
44 {
52  public function render($maxCharacters)
53  {
54  return static::renderStatic(
55  array(
56  'maxCharacters' => $maxCharacters,
57  ),
59  $this->renderingContext
60  );
61  }
62 
71  {
72  $maxCharacters = $arguments['maxCharacters'];
73  if (empty($maxCharacters) || $maxCharacters < 1) {
74  throw new \TYPO3\CMS\Install\ViewHelpers\Exception(
75  'maxCharacters must be a positive integer',
76  1371410113
77  );
78  }
79  $stringToTruncate = $renderChildrenClosure();
80  return substr($stringToTruncate, 0, $maxCharacters);
81  }
82 }