/**
* @param Image $image
*
* @return ImageMetadata
*/
public function getImageMetadata(Image $image)
{
if (!$image->isHydrated()) {
throw new ImageManagerException(ImageManager::ERR_NOT_HYDRATED);
}
if ($image instanceof ImageVariation) {
throw new ImageManagerException(self::ERR_SOURCE_IMAGE);
}
$metadata = new ImageMetadata();
$data_inspector = new DataInspector();
$data = $image->getData();
if ($data_inspector->isPdf($data)) {
$format = ImageFormat::PDF();
} else {
$format = $data_inspector->getImageFormat($data);
}
$metadata->setMimetype($data_inspector->guessMimeType($data))->setFormat($format)->setResolution($this->getImageResolution($image))->setOrientation($this->getImageOrientation($image))->setDimensions($this->getImageDimensions($image));
return $metadata;
}
/**
* Mark a file as existing on the remote.
* If metadata object is populated, that metadata will be stored
* against the image tag stored in the cache layer.
*
* @param string $key
* @param ImageMetadata|null $metadata
*
* @return $this
*/
protected function tag($key, ImageMetadata $metadata = null)
{
if (!$this->cache_pool) {
return null;
}
$item = $this->cache_pool->getItem('remote.' . $key);
if (null !== $metadata) {
$value = $metadata->serialise();
} else {
$value = 1;
}
$item->set($value, null);
return $this;
}
