diaspora/app/models/contact.rb
2016-03-04 14:01:31 +01:00

118 lines
3.3 KiB
Ruby

# 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 Contact < ActiveRecord::Base
belongs_to :user
belongs_to :person
validates :person, :presence => true
delegate :name, :diaspora_handle, :guid, :first_name,
to: :person, prefix: true
has_many :aspect_memberships, :dependent => :destroy
has_many :aspects, :through => :aspect_memberships
validate :not_contact_for_self,
:not_blocked_user,
:not_contact_with_closed_account
validates_presence_of :user
validates_uniqueness_of :person_id, :scope => :user_id
before_destroy :destroy_notifications
scope :all_contacts_of_person, ->(x) { where(:person_id => x.id) }
# contact.sharing is true when contact.person is sharing with contact.user
scope :sharing, -> { where(:sharing => true) }
# contact.receiving is true when contact.user is sharing with contact.person
scope :receiving, -> { where(:receiving => true) }
scope :for_a_stream, -> {
includes(:aspects, :person => :profile).
order('profiles.last_name ASC')
}
scope :only_sharing, -> { sharing.where(:receiving => false) }
def destroy_notifications
Notification.where(:target_type => "Person",
:target_id => person_id,
:recipient_id => user_id,
:type => "Notifications::StartedSharing").destroy_all
end
def dispatch_request
request = self.generate_request
Postzord::Dispatcher.build(self.user, request).post
request
end
def generate_request
Request.diaspora_initialize(:from => self.user.person,
:to => self.person,
:into => aspects.first)
end
def contacts
people = Person.arel_table
incoming_aspects = Aspect.where(
:user_id => self.person.owner_id,
:contacts_visible => true).joins(:contacts).where(
:contacts => {:person_id => self.user.person_id}).select('aspects.id')
incoming_aspect_ids = incoming_aspects.map{|a| a.id}
similar_contacts = Person.joins(:contacts => :aspect_memberships).where(
:aspect_memberships => {:aspect_id => incoming_aspect_ids}).where(people[:id].not_eq(self.user.person.id)).select('DISTINCT people.*')
end
def mutual?
self.sharing && self.receiving
end
def in_aspect? aspect
if aspect_memberships.loaded?
aspect_memberships.detect{ |am| am.aspect_id == aspect.id }
elsif aspects.loaded?
aspects.detect{ |a| a.id == aspect.id }
else
AspectMembership.exists?(:contact_id => self.id, :aspect_id => aspect.id)
end
end
def self.contact_contacts_for(user, person)
return none unless user
if person == user.person
user.contact_people
else
contact = user.contact_for(person)
contact.try(:contacts) || none
end
end
private
def not_contact_with_closed_account
if person_id && person.closed_account?
errors[:base] << 'Cannot be in contact with a closed account'
end
end
def not_contact_for_self
if person_id && person.owner == user
errors[:base] << 'Cannot create self-contact'
end
end
def not_blocked_user
if user && user.blocks.where(:person_id => person_id).exists?
errors[:base] << 'Cannot connect to an ignored user'
false
else
true
end
end
end