/**
* Render the URI to the resource. The filename is used from child content.
*
* @param string $path The location of the resource, can be either a path relative to the Public resource directory of the package or a resource://... URI
* @param Resource $resource If specified, this resource object is used instead of the path and package information
* @return string The content of the specified file
* @throws InvalidVariableException
*/
public function render($path = null, Resource $resource = null)
{
$data = '';
if ($resource !== null) {
$dataStream = $resource->getStream();
if ($dataStream) {
$data = $dataStream->read($dataStream->getSize());
}
} else {
if ($path === null) {
throw new InvalidVariableException('The ResourceViewHelper did neither contain a valuable "resource" nor "path" argument.', 1457673112);
}
$data = file_get_contents($path);
}
return $data;
}
/**
* Publishes the given persistent resource from the given storage
*
* @param \TYPO3\Flow\Resource\Resource $resource The resource to publish
* @param CollectionInterface $collection The collection the given resource belongs to
* @return void
* @throws Exception
*/
public function publishResource(Resource $resource, CollectionInterface $collection)
{
$sourceStream = $resource->getStream();
if ($sourceStream === FALSE) {
throw new Exception(sprintf('Could not publish resource %s with SHA1 hash %s of collection %s because there seems to be no corresponding data in the storage.', $resource->getFilename(), $resource->getSha1(), $collection->getName()), 1375258146);
}
$this->publishFile($sourceStream, $this->getRelativePublicationPathAndFilename($resource));
fclose($sourceStream);
}
/**
* {@inheritDoc}
*/
public function getStream()
{
$this->__initializer__ && $this->__initializer__->__invoke($this, 'getStream', array());
return parent::getStream();
}
/**
* Get the size of a Flow Resource object that contains an image file.
*
* @param FlowResource $resource
* @return array width and height as keys
* @throws ImageFileException
*/
public function getImageSize(FlowResource $resource)
{
$cacheIdentifier = $resource->getCacheEntryIdentifier();
$imageSize = $this->imageSizeCache->get($cacheIdentifier);
if ($imageSize !== false) {
return $imageSize;
}
// TODO: Special handling for SVG should be refactored at a later point.
if ($resource->getMediaType() === 'image/svg+xml') {
$imageSize = ['width' => null, 'height' => null];
} else {
try {
$imagineImage = $this->imagineService->read($resource->getStream());
$sizeBox = $imagineImage->getSize();
$imageSize = array('width' => $sizeBox->getWidth(), 'height' => $sizeBox->getHeight());
} catch (\Exception $e) {
throw new ImageFileException(sprintf('The given resource was not an image file your choosen driver can open. The original error was: %s', $e->getMessage()), 1336662898);
}
}
$this->imageSizeCache->set($cacheIdentifier, $imageSize);
return $imageSize;
}
/**
* Publishes the given persistent resource from the given storage
*
* @param \TYPO3\Flow\Resource\Resource $resource The resource to publish
* @param CollectionInterface $collection The collection the given resource belongs to
* @return void
* @throws Exception
*/
public function publishResource(Resource $resource, CollectionInterface $collection)
{
$sourceStream = $resource->getStream();
if ($sourceStream === false) {
$this->handleMissingData($resource, $collection);
return;
}
$this->publishFile($sourceStream, $this->getRelativePublicationPathAndFilename($resource));
fclose($sourceStream);
}
