All about Uploading Files in Symfony

Need to upload some files in Symfony? Excellent! You've come to the right place!These days, uploading files can be simple... or incredibly complex - with cloud storage, private files, thumbnailing, validation and so much more. So let's tackle... all of it!Understanding basic file uploadingFile uploads in a Symfony formFile (and Image) validationNaming files (unique vs keeping the original name... or both?)Handling/moving uploaded files in an organized wayRendering links to the uploaded filesThumbnailing with LiipImagineBundle"Uploading" files in your data fixturesFlysystem: using a filesystem abstractionUploading files but keeping them privateAdding a download endpoint for "private" filesFancy AJAX uploading with DropzoneStoring files in the cloud (S3)So get into the (Drop)zone and let us upload some serious knowledge to you in this... multipart(.../form-data) tutorial. Ok... better jokes are inside... I promise!