Class: Etna::CrossOrigin
- Inherits:
-
Object
- Object
- Etna::CrossOrigin
- Defined in:
- lib/etna/cross_origin.rb
Instance Method Summary collapse
- #call(env) ⇒ Object
-
#initialize(app) ⇒ CrossOrigin
constructor
A new instance of CrossOrigin.
Constructor Details
#initialize(app) ⇒ CrossOrigin
Returns a new instance of CrossOrigin.
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# File 'lib/etna/cross_origin.rb', line 3 def initialize(app) @app = app end |
Instance Method Details
#call(env) ⇒ Object
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# File 'lib/etna/cross_origin.rb', line 7 def call(env) request = Rack::Request.new(env) # Don't filter unless this is a CORS request return actual_response(request) unless has_header?(request, :origin) # OPTIONS requests are a 'preflight' request if request.request_method == 'OPTIONS' return preflight_response(request) end # The actual request following a preflight should # set some extra headers return postflight_response(request) end |