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<?php |
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/** |
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* Override the ViewHelper with ratio. |
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*/ |
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namespace HDNET\Focuspoint\ViewHelpers; |
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use HDNET\Focuspoint\Service\FocusCropService; |
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use TYPO3\CMS\Core\Resource\FileInterface; |
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use TYPO3\CMS\Core\Utility\GeneralUtility; |
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/** |
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* Override the ViewHelper with ratio. |
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*/ |
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class ImageViewHelper extends \TYPO3\CMS\Fluid\ViewHelpers\ImageViewHelper |
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{ |
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/** |
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* Initialize ViewHelper 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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$this->registerArgument('ratio', 'string', 'Ratio of the image', false, '1:1'); |
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$this->registerArgument('realCrop', 'boolean', 'Crop the image in real', false, true); |
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$this->registerArgument('additionalClassDiv', 'string', 'Additional class for focus point div', false, ''); |
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} |
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/** |
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* Resize a given image (if required) and renders the respective img tag. |
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* |
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* @throws \TYPO3\CMS\Fluid\Core\ViewHelper\Exception |
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* |
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* @return string Rendered tag |
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*/ |
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public function render() |
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{ |
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/** @var FocusCropService $service */ |
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$service = GeneralUtility::makeInstance(FocusCropService::class); |
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$internalImage = null; |
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try { |
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$internalImage = $service->getViewHelperImage($this->arguments['src'], $this->arguments['image'], $this->arguments['treatIdAsReference']); |
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if ($this->arguments['realCrop'] && $internalImage instanceof FileInterface) { |
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$this->arguments['src'] = $service->getCroppedImageSrcByFile($internalImage, $this->arguments['ratio']); |
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$this->arguments['treatIdAsReference'] = false; |
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$this->arguments['image'] = null; |
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} |
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} catch (\Exception $ex) { |
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$this->arguments['realCrop'] = true; |
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} |
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try { |
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parent::render(); |
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} catch (\Exception $ex) { |
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return 'Missing image!'; |
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} |
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if ($this->arguments['realCrop']) { |
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return $this->tag->render(); |
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} |
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// Ratio calculation |
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if (null !== $internalImage) { |
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$focusPointY = $internalImage->getProperty('focus_point_y'); |
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$focusPointX = $internalImage->getProperty('focus_point_x'); |
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$additionalClassDiv = 'focuspoint'; |
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if (!empty($this->arguments['additionalClassDiv'])) { |
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$additionalClassDiv .= ' ' . $this->arguments['additionalClassDiv']; |
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} |
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$focusTag = '<div class="' . $additionalClassDiv . '" data-image-imageSrc="' . $this->tag->getAttribute('src') . '" data-focus-x="' . ($focusPointX / 100) . '" data-focus-y="' . ($focusPointY / 100) . '" data-image-w="' . $this->tag->getAttribute('width') . '" data-image-h="' . $this->tag->getAttribute('height') . '">'; |
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return $focusTag . $this->tag->render() . '</div>'; |
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} |
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return 'Missing internal image!'; |
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} |
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} |
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It seems like the method you are trying to call exists only in some of the possible types.
Let’s take a look at an example:
Available Fixes
Add an additional type-check:
Only allow a single type to be passed if the variable comes from a parameter: