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Fix error caused by missing subject in Webfinger response (#18204)

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Eugen Rochko 2022-05-01 00:37:46 +02:00 committed by GitHub
parent ad084ce7db
commit 6da648227e
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1 changed files with 11 additions and 2 deletions
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13
app/lib/webfinger.rb
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@ -6,8 +6,13 @@ class Webfinger
class RedirectError < StandardError; end class RedirectError < StandardError; end
class Response class Response
def initialize(body) attr_reader :uri
def initialize(uri, body)
@uri = uri
@json = Oj.load(body, mode: :strict) @json = Oj.load(body, mode: :strict)
validate_response!
end end
def subject def subject
@ -23,6 +28,10 @@ class Webfinger
def links def links
@links ||= @json['links'].index_by { |link| link['rel'] } @links ||= @json['links'].index_by { |link| link['rel'] }
end end
def validate_response!
raise Webfinger::Error, "Missing subject in response for #{@uri}" if subject.blank?
end
end end
def initialize(uri) def initialize(uri)
@ -34,7 +43,7 @@ class Webfinger
end end
def perform def perform
Response.new(body_from_webfinger) Response.new(@uri, body_from_webfinger)
rescue Oj::ParseError rescue Oj::ParseError
raise Webfinger::Error, "Invalid JSON in response for #{@uri}" raise Webfinger::Error, "Invalid JSON in response for #{@uri}"
rescue Addressable::URI::InvalidURIError rescue Addressable::URI::InvalidURIError