/**
* Get image from storage
*
* @param Request $request
* @return file
*/
public function getImage(Request $request)
{
/**
* Check the cache
*/
$cacheKey = 'image:' . $request->imageName . ':' . $request->imageExtension;
/**
* File cached
*/
if (Cache::has($cacheKey)) {
$imageMeta = Cache::get($cacheKey);
} else {
/**
* Get META information
*/
$imageMeta = Image::where(['url' => $request->imageName, 'image_extension' => $request->imageExtension])->first(['image_mime_type', 'image_size', 'id', 'updated_at', 'image_etag']);
/**
* File does not exist
*/
if (empty($imageMeta) == TRUE) {
App::abort(404);
}
/**
* Save meta information to cache
*/
Cache::forever($cacheKey, $imageMeta);
}
/**
* Get filename
*/
$filename = Helpers::getStorageFilename(env('APP_IMAGE_STORAGE_DIRECTORY', 'images'), $imageMeta->id);
/**
* Prepare stream
*/
$stream = Storage::readStream($filename);
/**
* File headers
*/
$headers = array('Content-Description' => 'File Transfer', 'Content-Type' => $imageMeta->image_mime_type, 'Content-Transfer-Encoding' => 'binary', 'Pragma' => 'public', 'Expires' => Carbon::createFromTimestamp(time() + 3600)->toRfc2822String(), 'Last-Modified' => $imageMeta->updated_at->toRfc2822String(), 'Etag' => $imageMeta->image_etag);
/**
* Response code cached
*/
if (isset($_SERVER['HTTP_IF_NONE_MATCH']) && $_SERVER['HTTP_IF_NONE_MATCH'] == $imageMeta->image_etag || isset($_SERVER['HTTP_IF_MODIFIED_SINCE']) && $_SERVER['HTTP_IF_MODIFIED_SINCE'] == $imageMeta->updated_at->toRfc2822String()) {
$responseCode = 304;
} else {
$responseCode = 200;
}
/**
* Stream to browser
*/
return Response::stream(function () use($stream) {
fpassthru($stream);
}, $responseCode, $headers);
}
/**
* Save media to storage
*
* @param object $object
* @param Request $request
* @param boolean $update
* @return boolean
*/
public function saveMediaToStorage($object, $request, $update = FALSE)
{
/**
* Get filename
*/
$filename = Helpers::getStorageFilename(env('APP_IMAGE_STORAGE_DIRECTORY', 'images'), $object->id);
/*
* Check if requested and then save
*/
if ($update == FALSE || $update == TRUE && $request->has('image')) {
$resource = fopen($request->image, 'r');
Storage::put($filename, $resource);
fclose($resource);
/**
* Update meta information
*/
return TRUE;
}
return FALSE;
}
