class Unpoly::Rails::Change
This object allows the server to inspect the current request for Unpoly-related concerns such as “is this a page fragment update?”.
Available through the `#up` method in all controllers, helpers and views.
Public Class Methods
new(controller)
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# File lib/unpoly/rails/change.rb, line 12 def initialize(controller) @controller = controller end
Public Instance Methods
unknown()
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Returns the version of Unpoly
running in the browser that made the request.
# File lib/unpoly/rails/change.rb, line 46 memoize def version
up?()
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Returns whether the current request is an [page fragment update](unpoly.com/up.replace) triggered by an Unpoly
frontend.
# File lib/unpoly/rails/change.rb, line 34 def up? # This will eventually just check for the X-Up-Version header. # Just in case a user still has an older version of Unpoly running on the frontend, # we also check for the X-Up-Target header. version.present? || target.present? end
Also aliased as: unpoly?