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maxivak/send_data-send_file-remote-images-download

Created January 1, 2013 23:34
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Rails. Download remote image as attachment in browser
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send_data-send_file-remote-images-download
# 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"
@vishaljangir
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thank you

@khoan
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khoan commented Mar 2, 2021

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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