i am using paperclip gem to upload images on the server side, i need to get updated with the bytes loaded on server through the upload process.
my aim is to update the progress bar accordingly. how do I do this?
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You can only do this by using a Flash-based uploading tool which has direct access to the file and the upload stream. Just integrate it with Paperclip (and there are a ton of examples on google showing how to)
I would recommend one of these:
http://plupload.com/
http://www.uploadify.com/