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<?php |
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namespace DERHANSEN\SfEventMgt\ViewHelpers\Format; |
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/* |
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* This file is part of the Extension "sf_event_mgt" for TYPO3 CMS. |
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* |
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* For the full copyright and license information, please read the |
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* LICENSE.txt file that was distributed with this source code. |
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*/ |
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use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper; |
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/** |
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* ICalendar Description viewhelper |
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* |
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* @author Torben Hansen <[email protected]> |
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*/ |
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class ICalendarDescriptionViewHelper extends AbstractViewHelper |
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{ |
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/** |
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* Initialize arguments |
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*/ |
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public function initializeArguments() |
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{ |
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parent::initializeArguments(); |
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$this->registerArgument('description', 'string', 'The description', false); |
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} |
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/** |
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* Formats the given description according to RFC 2445 |
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* |
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* @return string |
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*/ |
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public function render() |
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{ |
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$description = $this->arguments['description']; |
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if ($description === null) { |
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$description = $this->renderChildren(); |
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} |
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$tmpDescription = strip_tags($description); |
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$tmpDescription = str_replace(' ', ' ', $tmpDescription); |
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$tmpDescription = html_entity_decode($tmpDescription); |
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// Replace carriage return |
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$tmpDescription = str_replace(chr(13), '\n\n', $tmpDescription); |
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// Strip new lines |
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$tmpDescription = str_replace(chr(10), '', $tmpDescription); |
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// Glue everything together, so every line is max 75 chars |
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if (strlen($tmpDescription) > 75) { |
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$newDescription = substr($tmpDescription, 0, 63) . chr(10); |
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$tmpDescription = substr($tmpDescription, 63); |
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$arrPieces = str_split($tmpDescription, 74); |
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foreach ($arrPieces as &$value) { |
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$value = ' ' . $value; |
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} |
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$newDescription .= implode(chr(10), $arrPieces); |
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} else { |
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$newDescription = $tmpDescription; |
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} |
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return $newDescription; |
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} |
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} |
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derhansen /
sf_event_mgt
