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Take a signed permanent reference for a blob and turn it into an expiring service URL for download. Note: These URLs are publicly accessible. If you need to enforce access protection beyond the security-through-obscurity factor of the signed blob references, you'll need to implement your own authenticated redirection controller.

Methods
S

Instance Public methods

show()

Source: show | on GitHub 

# File activestorage/app/controllers/active_storage/blobs/redirect_controller.rb, line 10
def show
  expires_in ActiveStorage.service_urls_expire_in
  redirect_to @blob.url(disposition: params[:disposition])
end