Opening a remote image on S3 in controller (ApplicationMailer) - No such file or directory @ rb_sysopen

Question

I am trying to open a profile picture uploaded to S3 through Paperclip, in order to submit it as an online attachment to an email.

Though I get error :

Answer 1

Like you did, you need to first:

require 'open-uri'

and then do:

uri = URI("http:"+profilepic.to_s)
attachments["profilepic"] = open(uri).read