Created
January 1, 2013 23:34
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Rails. Download remote image as attachment in browser
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# in controller | |
# for local files | |
send_file '/path/to/file', :type => 'image/jpeg', :disposition => 'attachment' | |
# for remote files | |
require 'open-uri' | |
url = 'http://someserver.com/path/../filename.jpg' | |
data = open(url).read | |
send_data data, :disposition => 'attachment', :filename=>"photo.jpg" |
what about the file after downloading? is it still persist on the server?
i think the file should be removed after the controller response
thank you
shahroon commented on 13 Nov 2019
A lot of load on server's memory. Not recommended.
maybe, pass an enum with some sensible limit?
send_data data.each(512)...
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A lot of load on server's memory. Not recommended.