/**
* Execute the job.
*
* @param FileManager $fileManager
*
* @throws Exception
*/
public function handle(FileManager $fileManager)
{
$this->logger = $this->getJobLogger();
$this->logger->debug("Generating thumbnail for album {$this->album->getId()}" . " attempt {$this->attempts()}", $this->album->toArray());
// Get a fresh copy from the DB (checks if it's deleted)
if (!($this->album = $this->album->fresh())) {
throw new Exception("Album no longer exists.");
}
// Get first 4 album pictures
/** @var Image[] $images */
$images = $this->album->images()->orderBy('imageId', 'DESC')->take(4)->get();
$filenames = [];
foreach ($images as $image) {
$imageFile = $image->getImageFile();
try {
// This will make sure the file exists locally
$picture = $fileManager->getPictureForImageFile($imageFile);
} catch (Exception $e) {
echo "Unable to download image file {$imageFile->getPath()} " . $e->getMessage() . PHP_EOL;
continue;
}
if (@file_exists($imageFile->getAbsolutePath())) {
// The [0] at the end is to cater for animated gifs
// - use the first frame
$filenames[] = '"' . $imageFile->getAbsolutePath() . '[0]"';
} else {
echo "Unable to download image file {$imageFile->getPath()}" . PHP_EOL;
}
}
if (empty($filenames)) {
return false;
}
print_r($filenames);
$thumbFilename = $fileManager->prepareLocalFile('albumthumb', 'jpg');
$thumbAbsolutePath = Config::get('app.data_dir') . 'albumthumb/' . $thumbFilename;
$cmd = "montage " . implode(' ', $filenames) . " -gravity center -resize \"50^\" -crop 50x50+0+0 -geometry 50x50 -tile 2x2 " . $thumbAbsolutePath;
echo $cmd . PHP_EOL;
passthru($cmd);
if ($fileSize = filesize($thumbAbsolutePath)) {
$imageFile = new ImageFile(['directory' => 'albumthumb', 'filename' => $thumbFilename, 'width' => 100, 'height' => 100, 'size' => $fileSize]);
$imageFile->save();
$this->dispatch(new OptimizeFileJob($imageFile));
$this->album->thumbnailImageFileId = $imageFile->imageFileId;
$this->album->save();
} else {
throw new Exception("Unable to create montage");
}
}
