diaspora/lib/diaspora/parser.rb
2010-08-10 11:26:32 -07:00

80 lines
2.4 KiB
Ruby

module Diaspora
module Parser
def parse_owner_from_xml(xml)
doc = Nokogiri::XML(xml) { |cfg| cfg.noblanks }
email = doc.xpath("//person/email").text.to_s
Person.first(:email => email)
end
def parse_body_contents_from_xml(xml)
doc = Nokogiri::XML(xml) { |cfg| cfg.noblanks }
doc.xpath("/XML/posts/post")
end
def parse_owner_id_from_xml(doc)
id = doc.xpath("//person_id").text.to_s
Person.first(:id => id)
end
def get_or_create_person_object_from_xml(doc)
person_xml = doc.xpath("//request/person").to_s
person_id = doc.xpath("//request/person/_id").text.to_s
person = Person.first(:_id => person_id)
person ? person : Person.from_xml( person_xml)
end
def parse_objects_from_xml(xml)
objects = []
body = parse_body_contents_from_xml(xml)
body.children.each do |post|
begin
object = post.name.camelize.constantize.from_xml post.to_s
if object.is_a? Retraction
elsif object.is_a? Profile
person = parse_owner_id_from_xml post
person.profile = object
person.save
elsif object.is_a? Request
person = get_or_create_person_object_from_xml(post)
person.serialized_key ||= object.exported_key
object.person = person
object.person.save
object.save
elsif object.respond_to? :person
object.person = parse_owner_from_xml post.to_s
end
objects << object
rescue NameError => e
if e.message.include? 'wrong constant name'
Rails.logger.info "Not a real type: #{object.to_s}"
else
raise e
end
end
end
objects
end
def store_objects_from_xml(xml, user)
objects = parse_objects_from_xml(xml)
objects.each do |p|
Rails.logger.debug("Receiving object:\n#{p.inspect}")
if p.is_a? Retraction
Rails.logger.debug "Got a retraction for #{p.post_id}"
p.perform
elsif p.is_a? Request
puts user.pending_requests.count
user.receive_friend_request(p)
puts user.pending_requests.count
elsif p.is_a? Profile
p.save
elsif p.respond_to?(:person) && !(p.person.nil?) && !(p.person.is_a? User)
Rails.logger.debug("Saving object with success: #{p.save}")
end
end
end
end
end