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<?php |
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namespace App\Traits; |
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use Illuminate\Http\UploadedFile; |
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use Pion\Laravel\ChunkUpload\Handler\HandlerFactory; |
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use Pion\Laravel\ChunkUpload\Receiver\FileReceiver; |
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use App\Models\FileUploads; |
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use Illuminate\Database\QueryException; |
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use Illuminate\Support\Facades\Log; |
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use Illuminate\Support\Facades\Auth; |
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use Illuminate\Support\Facades\Storage; |
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/** |
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* File Trait assists with processing uploading and moving files |
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*/ |
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trait FileTrait |
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{ |
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protected $disk; |
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protected $folder; |
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/** |
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* Get an uploaded file chunk and process it |
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*/ |
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protected function getChunk($request) |
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{ |
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$receiver = new FileReceiver('file', $request, HandlerFactory::classFromRequest($request)); |
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$save = $receiver->receive(); |
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// Save a completed upload |
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if($save->isFinished()) |
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{ |
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$this->disk = $request->disk; |
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$this->folder = $request->folder; |
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$filename = $this->saveFile($save->getFile()); |
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$status = [ |
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'percent' => 100, |
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'complete' => true, |
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'filename' => $filename, |
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'disk' => $request->disk, |
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'folder' => $request->folder, |
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]; |
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Log::debug('File Upload Completed. Details - ', $status); |
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return $status; |
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} |
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$handler = $save->handler(); |
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$status = [ |
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'percent' => $handler->getPercentageDone(), |
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'complete' => false, |
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]; |
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Log::debug('File upload in progress. Details - ', $status); |
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return $status; |
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} |
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/** |
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* Save the file to the file system |
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*/ |
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protected function saveFile(UploadedFile $file) |
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{ |
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$properName = $this->cleanFilename($file->getClientOriginalName()); |
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$fileName = $this->checkForDuplicate($properName); |
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$file->storeAs($this->folder, $fileName, $this->disk); |
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return $fileName; |
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} |
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/** |
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* Sanitize the filename to remove any spaces or illegal characters |
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*/ |
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protected function cleanFilename($name) |
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{ |
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$newName = str_replace(' ', '_', preg_replace("([^\w\s\d\-_~,;\[\]\(\).])", '', $name)); |
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return $newName; |
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} |
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/** |
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* Check if the filename already exists. If it does, append the filename with (number) |
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*/ |
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protected function checkForDuplicate($name) |
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{ |
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if(Storage::disk($this->disk)->exists($this->folder.DIRECTORY_SEPARATOR.$name)) |
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{ |
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$parts = pathinfo($name); |
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$ext = isset($parts['extension']) ? ('.'.$parts['extension']) : ''; |
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$base = $parts['filename']; |
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$number = 0; |
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do |
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{ |
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$name = $base.'('.++$number.')'.$ext; |
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} while(Storage::disk($this->disk)->exists($this->folder.DIRECTORY_SEPARATOR.$name)); |
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} |
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return $name; |
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} |
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/** |
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* Make sure that there is some file data in the users current session - abort if it is missing |
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*/ |
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protected function checkForFile() |
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{ |
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if(!session()->has('new-file-upload')) |
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{ |
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Log::critical('File upload information missing', [ |
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'route' => \Request::route()->getName(), |
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'user' => Auth::check() ? Auth::user()->username : \Request::ip(), |
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]); |
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abort(500, 'Uploaded File Data Missing'); |
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} |
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} |
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/** |
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* Move a file from one location to another and store new location in database |
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*/ |
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// protected function moveStoredFile($fileData, $newDisk, $newFolder) |
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// { |
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// $this->disk = $newDisk; |
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// $this->folder = $newFolder; |
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1 |
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// } |
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/** |
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* Determine if a file is no longer in use, and then delete it from the filesystem |
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*/ |
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protected function deleteFile($fileID) |
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{ |
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$fileData = FileUploads::find($fileID); |
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$file = $fileData->only(['disk', 'folder', 'file_name']); |
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// Try to delete the file from the database, if it fails, the file is in use elsewhere |
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try |
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{ |
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$fileData->delete(); |
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} |
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catch(QueryException $e) |
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{ |
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Log::debug('File ID '.$fileID.' is still in use and cannot be deleted'); |
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return false; |
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} |
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// Delete the file from file storage |
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Log::alert('File '.$file['folder'].DIRECTORY_SEPARATOR.$file['file_name'].' has been deleted'); |
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Storage::disk($file['disk'])->delete($file['folder'].DIRECTORY_SEPARATOR.$file['file_name']); |
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return true; |
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} |
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} |
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butcherman /
Tech_Bench
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