public function insertFileAction()
{
$file = new File();
$file->setDescription($this->app->request->post('description'));
try {
$file = $this->app->dataAccessorFactory->getDataAccessor(EntityNames::FILE)->insert($file);
} catch (EntityNotInsertedException $enie) {
ResponseFactory::createErrorJsonResponse($this->app, HttpStatusCodes::CONFLICT, $enie->getMessage());
return;
}
ResponseFactory::createJsonResponse($this->app, $file);
}
/**
* Creates a Thumbnail if file type is supported.
* Supported types are: JPEG, PNG, GIF, WBMP, and GD2.
*
* @param File $fileObject FileObject to add properties
* @param string $httpPathToMediaDir Http path to file
* @param string $pathToMediaDirectory LOCAL Path to file (without backslash at the end)
* @param string $fileName Name of the image
* @param string $fileExtension Fileextension
* @param integer $width Width of thumbnail, if omitted, size will be proportional to height
* @param integer $heigt Height of thumbnail, if omitted, size will be proportional to width
*
* @throws ThumbnailCreationFailedException If thumbnail creation fails
* @throws InvalidArgumentException If both, height and width, are omitted or the file format is not supported
*/
private static function createThumbnailWithGd(File &$fileObject, $httpPathToMediaDir, $pathToMediaDirectory, $fileName, $fileExtension, $width = null, $height = null)
{
if ($width === null && $height === null) {
throw new InvalidArgumentException('Either width or height must be provided');
}
if ($fileExtension == 'jpg' || $fileExtension == 'jpeg' && function_exists('imagecreatefromjpeg')) {
$img = imagecreatefromjpeg(sprintf('%s/%s.%s', $pathToMediaDirectory, $fileName, $fileExtension));
} else {
if ($fileExtension == 'png' && function_exists('imagecreatefrompng')) {
$img = imagecreatefrompng(sprintf('%s/%s.%s', $pathToMediaDirectory, $fileName, $fileExtension));
} else {
if ($fileExtension == 'gif' && function_exists('imagecreatefromgif')) {
$img = imagecreatefromgif(sprintf('%s/%s.%s', $pathToMediaDirectory, $fileName, $fileExtension));
} else {
throw new ThumbnailCreationFailedException('No thumbnail could be created for the file format');
}
}
}
// image is corrupt, in the wrong file type or contains wrong data
if ($img === false) {
throw new ThumbnailCreationFailedException('No thumbnail could be created for the file format');
}
$imgWidth = imagesx($img);
$imgHeight = imagesy($img);
$fileObject->setDimensions(sprintf('%sx%s', $imgWidth, $imgHeight));
// calculate thumbnail dimensions
if ($width && !$height) {
$newHeight = floor($imgHeight * ($width / $imgWidth));
$newWidth = $width;
} else {
if (!$width && $height) {
$newHeight = $height;
$newWidth = floor($imgWidth * ($height / $imgHeight));
}
}
// create a new temporary image
$tmpImg = imagecreatetruecolor($newWidth, $newHeight);
// check resource identifier
if ($tmpImg === false) {
throw new ThumbnailCreationFailedException('Thumbnail creation failed on temporary image');
}
// copy and resize old image into new image
$ret = imagecopyresized($tmpImg, $img, 0, 0, 0, 0, $newWidth, $newHeight, $imgWidth, $imgHeight);
if ($ret === false) {
throw new ThumbnailCreationFailedException('Thumbnail creation failed on resizing');
}
// save thumbnail into a file, set image quality to 100
$ret = imagejpeg($tmpImg, sprintf('%s/%sx%s-thumbnail-%s.%s', $pathToMediaDirectory, $newWidth, $newHeight, $fileName, $fileExtension), 100);
if ($ret === false) {
throw new ThumbnailCreationFailedException('Thumbnail creation failed on saving thumbnail');
}
$fileObject->setThumbnailLink(sprintf('%s/%sx%s-thumbnail-%s.%s', $httpPathToMediaDir, $newWidth, $newHeight, $fileName, $fileExtension));
$fileObject->setLocalThumbnailPath(sprintf('%s/%sx%s-thumbnail-%s.%s', $pathToMediaDirectory, $newWidth, $newHeight, $fileName, $fileExtension));
// free memory
imagedestroy($tmpImg);
}
public function update(File $file)
{
$this->setName($file->getName());
$this->setDescription($file->getDescription());
$this->setLink($file->getLink());
$this->setLocalPath($file->getLocalPath());
$this->setThumbnailLink($file->getThumbnailLink());
$this->setLocalThumbnailPath($file->getLocalThumbnailPath());
$this->setCategory($file->getCategory());
$this->setExtension($file->getExtension());
$this->setSize($file->getSize());
$this->setDimensions($file->getDimensions());
$this->setAuthor($file->getAuthor());
$this->setCreationDate($file->getCreationDate());
}
public function deleteFileOnDisk(File $file)
{
$ret = true;
if (file_exists($file->getLocalPath())) {
$ret = @unlink($file->getLocalPath());
}
$retThumbnail = true;
if (file_exists($file->getLocalThumbnailPath())) {
$retThumbnail = @unlink($file->getLocalThumbnailPath());
}
if (!$ret) {
throw new \Exception(sprintf('Failed to delete file %s with path %s', $file->getName(), $file->getLocalPath()));
}
if (!$retThumbnail) {
throw new \Exception(sprintf('Failed to delete file %s with path %s', $file->getName(), $file->getLocalThumbnailPath()));
}
}
