* Make host_meta/webfinger replies cacheable (fixes #6100) Drop common code for handling users and sessions as webfinger queries are very basic, public APIs. Also explicitly mark results as cacheable with “expires_in”. * Add “Vary: Accept” header for caching since content-negociation is used
		
			
				
	
	
		
			20 lines
		
	
	
		
			425 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			20 lines
		
	
	
		
			425 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
# frozen_string_literal: true
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module WellKnown
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  class HostMetaController < ActionController::Base
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    include RoutingHelper
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    before_action { response.headers['Vary'] = 'Accept' }
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    def show
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      @webfinger_template = "#{webfinger_url}?resource={uri}"
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      respond_to do |format|
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        format.xml { render content_type: 'application/xrd+xml' }
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      end
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      expires_in(3.days, public: true)
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    end
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  end
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end
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