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class WebfingerProfile
attr_accessor :webfinger_profile, :account, :links, :hcard, :guid, :public_key, :seed_location
def initialize(account, webfinger_profile)
@account = account
@webfinger_profile = webfinger_profile
@links = {}
set_fields
end
def valid_diaspora_profile?
!(@webfinger_profile.nil? || @account.nil? || @links.nil? || @hcard.nil? ||
@guid.nil? || @public_key.nil? || @seed_location.nil? )
end
private
def set_fields
doc = Nokogiri::XML.parse(webfinger_profile)
doc.remove_namespaces!
account_string = doc.css('Subject').text.gsub('acct:', '').strip
raise "account in profile(#{account_string}) and account requested (#{@account}) do not match" if account_string != @account
doc.css('Link').each do |l|
rel = text_of_attribute(l, 'rel')
href = text_of_attribute(l, 'href')
@links[rel] = href
case rel
when "http://microformats.org/profile/hcard"
@hcard = href
when "http://joindiaspora.com/guid"
@guid = href
when "http://joindiaspora.com/seed_location"
@seed_location = href
end
end
begin
pubkey = text_of_attribute( doc.at('Link[rel=diaspora-public-key]'), 'href')
@public_key = Base64.decode64 pubkey
rescue => e
Rails.logger.info("event => :invalid_profile, :identifier => #{@account}")
end
end
def text_of_attribute(doc, attr)
doc.attribute(attr) ? doc.attribute(attr).text : nil
end
end
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