\s*)?\\[media\\](?:\s*<\/p>)?/';
/**
* @var string
*/
protected $imgClass = '';
/**
* @var string
*/
protected $videoClass = '';
/**
* @var string
*/
protected $audioClass = '';
/**
* Initialize all arguments. You need to override this method and call
* $this->registerArgument(...) inside this method, to register all your arguments.
*
* @api
*/
public function initializeArguments()
{
$this->registerArgument('news', 'object', 'the news post', true);
$this->registerArgument('imgClass', 'string', 'add css class to images');
$this->registerArgument('videoClass', 'string', 'wrap videos in a div with this class');
$this->registerArgument('audioClass', 'string', 'wrap audio files in a div with this class');
$this->registerArgument('fileIndex', 'int', 'index of image to start with', false, 0);
}
/**
* @param \TYPO3\CMS\Core\Resource\FileInterface $image
* @return string
*/
private function renderImage(\TYPO3\CMS\Core\Resource\FileInterface $image): string
{
if ($this->objectManager === null) {
$this->objectManager = GeneralUtility::makeInstance(ObjectManager::class);
}
$imageService = $this->objectManager->get(ImageService::class);
$cropString = '';
if ($image->hasProperty('crop')) {
$cropString = $image->getProperty('crop');
}
$cropVariantCollection = CropVariantCollection::create((string)$cropString);
$cropVariant = $this->arguments['cropVariant'] ?: 'default';
$cropArea = $cropVariantCollection->getCropArea($cropVariant);
$processingInstructions = [
'width' => null,
'height' => null,
'crop' => $cropArea->isEmpty() ? null : $cropArea->makeAbsoluteBasedOnFile($image)
];
$processedImage = $imageService->applyProcessingInstructions($image, $processingInstructions);
$imageUri = $imageService->getImageUri($processedImage);
$alt = trim($image->getProperty('alternative'));
$title = trim($image->getProperty('title'));
$description = trim($image->getProperty('description'));
$imageAttributes = [
'src' => $imageUri,
'alt' => $alt ?: ($title ?: ''),
'title' => $title
];
if (!empty($this->imgClass)) {
$imageAttributes['class'] = $this->imgClass;
}
$imageAttributes = array_reduce(
array_keys($imageAttributes),
function ($carry, $key) use ($imageAttributes) {
return $carry . ' ' . $key . '="' . htmlspecialchars($imageAttributes[$key]) . '"';
},
''
);
if (!empty($description)) {
$description = '' . htmlspecialchars($description) . '';
}
return '' . '![]()
' . $description . '';
}
/**
* Replace the [media] tags with the output of the according media render output
*
* @param string $content
* @param array $files
* @return string
*/
private function renderMedia($content, array $files): string
{
$fileIndex = $this->arguments['fileIndex'];
preg_match_all($this->mediaTag, $content, $matches);
foreach ($matches[0] as $_) {
/** @var \GeorgRinger\News\Domain\Model\FileReference $file */
$file = null;
/** @var \TYPO3\CMS\Core\Resource\FileReference $media */
$media = null;
// check if a file is present for current media tag
if (count($files) <= $fileIndex) {
break;
}
$file = $files[$fileIndex++];
if ($file === null) {
break;
}
$media = $file->getOriginalResource();
$fileRenderer = RendererRegistry::getInstance()->getRenderer($media);
// if a renderer is configured for the file type use this renderer
if ($fileRenderer !== null) {
$media_tag = $fileRenderer->render($media, 0, 0);
// check if media tag needs to be wrapped in div, depends on type of media file
$wrapClass= '';
if ($media->getType() === File::FILETYPE_VIDEO) {
$wrapClass = $this->videoClass;
} elseif ($media->getType() === File::FILETYPE_AUDIO) {
$wrapClass = $this->audioClass;
}
if (!empty($wrapClass)) {
$media_tag = '' . $media_tag . '
';
}
}
// fallback to image rendering
else {
$media_tag = $this->renderImage($media);
}
// replace one tag in content with render output
$content = preg_replace($this->replaceMediaTag, $media_tag, $content, 1);
}
return $content;
}
/**
* @return string
*/
public function render(): string
{
/** @var News $news */
$news = $this->arguments['news'];
$this->imgClass = htmlspecialchars($this->arguments['imgClass']);
$this->videoClass = htmlspecialchars($this->arguments['videoClass']);
$this->audioClass = htmlspecialchars($this->arguments['audioClass']);
$mediaFiles = (array)$news->getMediaNonPreviews();
$content = $this->renderChildren();
$content = $this->renderMedia($content, $mediaFiles);
return $content;
}
}