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# Copyright (c) 2010-2011, Diaspora Inc. This file is
# licensed under the Affero General Public License version 3 or later. See
# the COPYRIGHT file.
class AccountDeleter
# Things that are not removed from the database:
# - Comments
# - Likes
# - Messages
# - NotificationActors
#
# Given that the User in question will be tombstoned, all of the
# above will come from an anonomized account (via the UI).
# The deleted user will appear as "Deleted Account" in
# the interface.
attr_accessor :person, :user
def initialize(diaspora_handle)
self.person = Person.where(:diaspora_handle => diaspora_handle).first
self.user = self.person.owner
end
def perform!
ActiveRecord::Base.transaction do
#person
delete_standard_person_associations
remove_conversation_visibilities
remove_share_visibilities_on_persons_posts
delete_contacts_of_me
tombstone_person_and_profile
if self.user
#user deletion methods
remove_share_visibilities_on_contacts_posts
delete_standard_user_associations
disassociate_invitations
disconnect_contacts
tombstone_user
end
end
end
#user deletions
def normal_ar_user_associates_to_delete
[:tag_followings, :invitations_to_me, :services, :aspects, :user_preferences, :notifications, :blocks]
end
def special_ar_user_associations
[:invitations_from_me, :person, :contacts, :auto_follow_back_aspect]
end
def ignored_ar_user_associations
[:followed_tags, :invited_by, :contact_people, :aspect_memberships, :ignored_people, :conversation_visibilities, :conversations, :reports]
end
def delete_standard_user_associations
normal_ar_user_associates_to_delete.each do |asso|
self.user.send(asso).each{|model| model.destroy }
end
end
def delete_standard_person_associations
normal_ar_person_associates_to_delete.each do |asso|
self.person.send(asso).destroy_all
end
end
def disassociate_invitations
user.invitations_from_me.each do |inv|
inv.convert_to_admin!
end
end
def disconnect_contacts
user.contacts.destroy_all
end
# Currently this would get deleted due to the db foreign key constrainsts,
# but we'll keep this method here for completeness
def remove_share_visibilities_on_persons_posts
ShareVisibility.for_contacts_of_a_person(person).destroy_all
end
def remove_share_visibilities_on_contacts_posts
ShareVisibility.for_a_users_contacts(user).destroy_all
end
def remove_conversation_visibilities
ConversationVisibility.where(:person_id => person.id).destroy_all
end
def tombstone_person_and_profile
self.person.lock_access!
self.person.clear_profile!
end
def tombstone_user
self.user.clear_account!
end
def delete_contacts_of_me
Contact.all_contacts_of_person(self.person).destroy_all
end
def normal_ar_person_associates_to_delete
[:posts, :photos, :mentions, :participations, :roles]
end
def ignored_or_special_ar_person_associations
[:comments, :contacts, :notification_actors, :notifications, :owner, :profile, :conversation_visibilities]
end
end
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