/**
* The given $value is valid if it is an \TYPO3\Flow\Resource\Resource of the configured resolution
* Note: a value of NULL or empty string ('') is considered valid
*
* @param \TYPO3\Flow\Resource\Resource $resource The resource object that should be validated
* @return void
* @api
*/
protected function isValid($resource)
{
if (!$resource instanceof \TYPO3\Flow\Resource\Resource) {
$this->addError('The given value was not a Resource instance.', 1327865587);
return;
}
$fileExtension = $resource->getFileExtension();
if ($fileExtension === null || $fileExtension === '') {
$this->addError('The file has no file extension.', 1327865808);
return;
}
if (!in_array($fileExtension, $this->options['allowedExtensions'])) {
$this->addError('The file extension "%s" is not allowed.', 1327865764, array($resource->getFileExtension()));
return;
}
}
/**
* @test
*/
public function setFilenameDoesNotAppendFileExtensionIfItIsEmpty()
{
$resource = new Resource();
$resource->setFilename('FileWithoutExtension');
$this->assertSame('', $resource->getFileExtension());
$this->assertSame('FileWithoutExtension', $resource->getFilename());
}
/**
* Returns the publish path and filename to be used to publish the specified persistent resource
*
* @param \TYPO3\Flow\Resource\Resource $resource The resource to build the publish path and filename for
* @param boolean $returnFilename FALSE if only the directory without the filename should be returned
* @return string The publish path and filename
*/
protected function buildPersistentResourcePublishPathAndFilename(\TYPO3\Flow\Resource\Resource $resource, $returnFilename)
{
$publishPath = $this->resourcesPublishingPath . 'Persistent/';
if ($returnFilename === TRUE) {
return $publishPath . $resource->getResourcePointer()->getHash() . '.' . $resource->getFileExtension();
}
return $publishPath;
}
/**
* {@inheritDoc}
*/
public function getFileExtension()
{
$this->__initializer__ && $this->__initializer__->__invoke($this, 'getFileExtension', array());
return parent::getFileExtension();
}
/**
* @param FlowResource $originalResource
* @param array $adjustments
* @return array resource, width, height as keys
* @throws ImageFileException
* @throws InvalidConfigurationException
* @throws \TYPO3\Flow\Resource\Exception
*/
public function processImage(FlowResource $originalResource, array $adjustments)
{
$additionalOptions = array();
$adjustmentsApplied = false;
// TODO: Special handling for SVG should be refactored at a later point.
if ($originalResource->getMediaType() === 'image/svg+xml') {
$originalResourceStream = $originalResource->getStream();
$resource = $this->resourceManager->importResource($originalResourceStream, $originalResource->getCollectionName());
fclose($originalResourceStream);
$resource->setFilename($originalResource->getFilename());
return ['width' => null, 'height' => null, 'resource' => $resource];
}
$resourceUri = $originalResource->createTemporaryLocalCopy();
$resultingFileExtension = $originalResource->getFileExtension();
$transformedImageTemporaryPathAndFilename = $this->environment->getPathToTemporaryDirectory() . uniqid('ProcessedImage-') . '.' . $resultingFileExtension;
if (!file_exists($resourceUri)) {
throw new ImageFileException(sprintf('An error occurred while transforming an image: the resource data of the original image does not exist (%s, %s).', $originalResource->getSha1(), $resourceUri), 1374848224);
}
$imagineImage = $this->imagineService->open($resourceUri);
if ($this->imagineService instanceof \Imagine\Imagick\Imagine && $originalResource->getFileExtension() === 'gif' && $this->isAnimatedGif(file_get_contents($resourceUri)) === true) {
$imagineImage->layers()->coalesce();
$layers = $imagineImage->layers();
$newLayers = array();
foreach ($layers as $index => $imagineFrame) {
$imagineFrame = $this->applyAdjustments($imagineFrame, $adjustments, $adjustmentsApplied);
$newLayers[] = $imagineFrame;
}
$imagineImage = array_shift($newLayers);
$layers = $imagineImage->layers();
foreach ($newLayers as $imagineFrame) {
$layers->add($imagineFrame);
}
$additionalOptions['animated'] = true;
} else {
$imagineImage = $this->applyAdjustments($imagineImage, $adjustments, $adjustmentsApplied);
}
if ($adjustmentsApplied === true) {
$imagineImage->save($transformedImageTemporaryPathAndFilename, $this->getOptionsMergedWithDefaults($additionalOptions));
$imageSize = $imagineImage->getSize();
// TODO: In the future the collectionName of the new resource should be configurable.
$resource = $this->resourceManager->importResource($transformedImageTemporaryPathAndFilename, $originalResource->getCollectionName());
if ($resource === false) {
throw new ImageFileException('An error occurred while importing a generated image file as a resource.', 1413562208);
}
unlink($transformedImageTemporaryPathAndFilename);
$pathInfo = UnicodeFunctions::pathinfo($originalResource->getFilename());
$resource->setFilename(sprintf('%s-%ux%u.%s', $pathInfo['filename'], $imageSize->getWidth(), $imageSize->getHeight(), $pathInfo['extension']));
} else {
$originalResourceStream = $originalResource->getStream();
$resource = $this->resourceManager->importResource($originalResourceStream, $originalResource->getCollectionName());
fclose($originalResourceStream);
$resource->setFilename($originalResource->getFilename());
$imageSize = $this->getImageSize($originalResource);
$imageSize = new Box($imageSize['width'], $imageSize['height']);
}
$this->imageSizeCache->set($resource->getCacheEntryIdentifier(), array('width' => $imageSize->getWidth(), 'height' => $imageSize->getHeight()));
$result = array('width' => $imageSize->getWidth(), 'height' => $imageSize->getHeight(), 'resource' => $resource);
return $result;
}