Class: Rack::HostRedirect

Inherits:
Object
  • Object
show all
Defined in:
lib/rack/host_redirect.rb

Instance Method Summary collapse

Constructor Details

#initialize(app, host_mapping) ⇒ HostRedirect

Returns a new instance of HostRedirect.



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# File 'lib/rack/host_redirect.rb', line 6

def initialize(app, host_mapping)
  @app = app
  @host_mapping = preprocess_mapping(host_mapping)
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/rack/host_redirect.rb', line 11

def call(env)
  request = Rack::Request.new(env)
  host = request.host.downcase # downcase for case-insensitive matching

  if updated_uri_opts = @host_mapping[host]
    location = update_url(request.url, updated_uri_opts)
    [301, {'Location' => location, 'Content-Type' => 'text/html', 'Content-Length' => '0'}, []]
  else
    @app.call(env)
  end
end