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<?php |
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namespace Qbus\Qbtools\ViewHelpers; |
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use TYPO3\CMS\Core\Resource\FileInterface; |
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use TYPO3\CMS\Extbase\Domain\Model\FileReference; |
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use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface; |
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use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper; |
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use TYPO3Fluid\Fluid\Core\ViewHelper\Traits\CompileWithRenderStatic; |
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/* ************************************************************** |
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* Copyright notice |
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* |
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* (c) 2014 Benjamin Franzke <[email protected]>, Qbus Internetagentur GmbH |
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* |
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* All rights reserved |
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* |
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* This script is part of the TYPO3 project. The TYPO3 project is |
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* free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* The GNU General Public License can be found at |
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* http://www.gnu.org/copyleft/gpl.html. |
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* |
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* This script is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* This copyright notice MUST APPEAR in all copies of the script! |
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* ************************************************************* */ |
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/** |
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* @license http://www.gnu.org/licenses/gpl.html GNU General Public License, version 3 or later |
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*/ |
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class CalculateBoundsViewHelper extends AbstractViewHelper |
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{ |
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use CompileWithRenderStatic; |
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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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$this->registerArgument('images', 'array', '', true); |
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} |
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/** |
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* @param array $arguments |
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* @param \Closure $renderChildrenClosure |
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* @param RenderingContextInterface $renderingContext |
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* @return array<string,int> |
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*/ |
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public static function renderStatic(array $arguments, \Closure $renderChildrenClosure, RenderingContextInterface $renderingContext): array |
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{ |
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$images = $arguments['images']; |
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$result = array('minWidth' => 0, 'minHeight' => 0, |
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'maxWidth' => 0, 'maxHeight' => 0, |
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'minRatio' => 0, 'maxRatio' => 0, |
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'minRatioWidth' => 0, 'minRatioHeight' => 0, |
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'maxRatioWidth' => 0, 'maxRatioHeight' => 0); |
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foreach ($images as $image) { |
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foreach (array('height', 'width') as $type) { |
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$val = self::getCroppedProperty($image, $type); |
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if ($val === null) { |
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continue; |
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} |
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$min = 'min' . ucfirst($type); |
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$max = 'max' . ucfirst($type); |
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if ($result[$min] == 0 || $result[$min] > $val) { |
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$result[$min] = $val; |
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} |
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if ($result[$max] < $val) { |
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$result[$max] = $val; |
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} |
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} |
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$width = self::getCroppedProperty($image, 'width'); |
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$height = self::getCroppedProperty($image, 'height'); |
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if ($width === null || $height === null || $width == 0) { |
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continue; |
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} |
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$ratio = $height / $width * 100; |
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if ($result['minRatio'] == 0 || $ratio < $result['minRatio']) { |
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$result['minRatio'] = $ratio; |
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$result['minRatioWidth'] = $width; |
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$result['minRatioHeight'] = $height; |
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} |
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if ($ratio > $result['maxRatio']) { |
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$result['maxRatio'] = $ratio; |
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$result['maxRatioWidth'] = $width; |
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$result['maxRatioHeight'] = $height; |
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} |
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} |
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return $result; |
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} |
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/** |
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* When retrieving the height or width for a media file |
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* a possible cropping needs to be taken into account. |
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* |
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* @param FileInterface|FileReference $fileObject |
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* @param string $dimensionalProperty 'width' or 'height' |
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* @return int |
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*/ |
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protected static function getCroppedProperty($fileObject, $dimensionalProperty): int |
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{ |
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if ($fileObject instanceof FileReference) { |
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$fileObject = $fileObject->getOriginalResource(); |
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} |
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if (!$fileObject->hasProperty('crop') || empty($fileObject->getProperty('crop'))) { |
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return (int) $fileObject->getProperty($dimensionalProperty); |
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} |
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if (version_compare(TYPO3_branch, '8', '>=')) { |
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$croppingConfiguration = $fileObject->getProperty('crop'); |
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$cropVariantCollection = \TYPO3\CMS\Core\Imaging\ImageManipulation\CropVariantCollection::create((string)$croppingConfiguration); |
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return (int) $cropVariantCollection->getCropArea('default')->makeAbsoluteBasedOnFile($fileObject)->asArray()[$dimensionalProperty]; |
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} else { |
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$croppingConfiguration = json_decode($fileObject->getProperty('crop'), true); |
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return (int)$croppingConfiguration[$dimensionalProperty]; |
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} |
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} |
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} |
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In the issue above, the returned value is violating the contract defined by the mentioned interface.
Let's take a look at an example: