How to add an image field to a Rails application?

Question

I am creating a rails application that has a field for loading an image. I do not know how to handle images in Rails. (The uploaded image will also require some processing.) Can someone tell me how I can do this?

thank.

Answer 1

I would suggest using paperclip.

This can help. And this .

Answer 2

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<%= link_to "<span>fig." + (order+1).to_s + "</span>" + image_tag(url_for(:controller => 'upload', :action => 'picture', :id => picture.id), :class => 'list-image'), {:controller => 'upload', :action => 'show', :id => picture.id}, :class=>'head-image' %>

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Answer 3

RMagick gem . , / . . .

Answer 4

PaperclipPolymorph, Paperclip, , .