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@ -1,55 +0,0 @@ |
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# frozen_string_literal: true |
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class XrdController < ApplicationController |
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before_action :set_default_format_xml, only: :host_meta |
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def host_meta |
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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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end |
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def webfinger |
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@account = Account.find_local!(username_from_resource) |
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@canonical_account_uri = @account.to_webfinger_s |
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@magic_key = pem_to_magic_key(@account.keypair.public_key) |
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respond_to do |format| |
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format.xml { render content_type: 'application/xrd+xml' } |
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format.json { render content_type: 'application/jrd+json' } |
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end |
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rescue ActiveRecord::RecordNotFound |
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head 404 |
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end |
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private |
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def set_default_format_xml |
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request.format = 'xml' if request.headers['HTTP_ACCEPT'].nil? && params[:format].nil? |
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end |
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def username_from_resource |
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WebfingerResource.new(resource_param).username |
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end |
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def pem_to_magic_key(public_key) |
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modulus, exponent = [public_key.n, public_key.e].map do |component| |
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result = [] |
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until component.zero? |
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result << [component % 256].pack('C') |
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component >>= 8 |
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end |
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result.reverse.join |
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end |
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(['RSA'] + [modulus, exponent].map { |n| Base64.urlsafe_encode64(n) }).join('.') |
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end |
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def resource_param |
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params.require(:resource) |
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end |
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end |