diaspora/app/models/retraction.rb
2010-12-02 15:20:27 -08:00

46 lines
1.5 KiB
Ruby

# Copyright (c) 2010, Diaspora Inc. This file is
# licensed under the Affero General Public License version 3 or later. See
# the COPYRIGHT file.
class Retraction
include ROXML
include Diaspora::Webhooks
xml_accessor :post_id
xml_accessor :diaspora_handle
xml_accessor :type
attr_accessor :person
def self.for(object)
retraction = self.new
if object.is_a? User
retraction.post_id = object.person.id
retraction.type = object.person.class.to_s
else
retraction.post_id = object.id
retraction.type = object.class.to_s
end
retraction.diaspora_handle = object.diaspora_handle
retraction
end
def perform receiving_user_id
Rails.logger.debug "Performing retraction for #{post_id}"
if self.type.constantize.find_by_id(post_id)
unless Post.first(:diaspora_handle => person.diaspora_handle, :id => post_id)
Rails.logger.info("event=retraction status=abort reason='no post found authored by retractor' sender=#{person.diaspora_handle} post_id=#{post_id}")
raise "#{person.inspect} is trying to retract a post that either doesn't exist or is not by them"
end
begin
Rails.logger.debug("Retracting #{self.type} id: #{self.post_id}")
target = self.type.constantize.first(:id => self.post_id)
target.unsocket_from_uid receiving_user_id if target.respond_to? :unsocket_from_uid
target.delete
rescue NameError
Rails.logger.info("event=retraction status=abort reason='unknown type'")
end
end
end
end