/**
* Create an Image from the submitted data.
*
* @ApiDoc(
* resource = true,
* description = "Creates a new image from the submitted data.",
* statusCodes = {
* 200 = "Returned when successful.",
* 400 = "Returned when image wasnt saved successfully."
* }
* )
*
* @param ParamFetcher $paramFetcher Paramfetcher
*
* @RequestParam(name="title", nullable=false, strict=true, description="Title.")
* @RequestParam(name="data", nullable=false, strict=true, description="Image data.")
* @RequestParam(name="dropbox_auth", nullable=true, strict=false, description="Storage hash for dropbox.")
*
* @return View
*/
public function postAction(ParamFetcher $paramFetcher)
{
$image = new Image();
$imageFile = base64_decode($paramFetcher->get('data'));
$image->setTitle($paramFetcher->get('title'));
$image->setStorageId($this->get('galerija_api.images.storage')->getStorageId());
$view = View::create();
try {
$image->setImagePath($this->get('galerija_api.images.storage')->saveImage($imageFile));
} catch (\RuntimeException $ex) {
return $view->setStatusCode(400);
}
$this->getDoctrine()->getEntityManager()->persist($image);
$this->getDoctrine()->getEntityManager()->flush();
$this->get('galerija_api.images.storage')->setImageData($image);
return $view->setData($image)->setStatusCode(200);
}
/**
* Returns a <numColumns>x* collage of given images.
*
* @param int[] $imageIds
* @param int $numColumns
* @param string $title
*
* @return Image
*/
public function makeCollage($imageIds, $title, $numColumns = 2)
{
if (!$numColumns) {
$numColumns = 2;
}
/** @var Image[] $imageRecords */
$imageRecords = $this->repository->findBy(['id' => $imageIds]);
$photos = [];
foreach ($imageRecords as $record) {
$photos[] = $this->imagine->load($this->fileSystem->getImage($record->getImagePath()));
}
$photos = $this->sortPhotosByHeight($photos);
$imagesPerColumn = ceil(sizeof($photos) / $numColumns);
$columns = array_chunk($photos, $imagesPerColumn);
$normalizedColumns = $this->findImagePositions($columns);
$boxSize = $this->findBoxSize($normalizedColumns);
$collage = $this->imagine->create($boxSize);
foreach ($normalizedColumns as $column) {
foreach ($column as $image) {
$collage->paste($image['image'], $image['top']);
}
}
$image = new Image();
$image->setImagePath($this->fileSystem->saveImage($collage->get('png')));
$image->setTitle($title);
$image->setStorageId($this->fileSystem->getStorageId());
$this->em->persist($image);
$this->em->flush();
return $image;
}