diaspora/app/models/post.rb
2011-02-09 16:07:25 -08:00

102 lines
3.1 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 Post < ActiveRecord::Base
require File.join(Rails.root, 'lib/encryptable')
require File.join(Rails.root, 'lib/diaspora/web_socket')
include ApplicationHelper
include ROXML
include Diaspora::Webhooks
include Diaspora::Guid
xml_attr :diaspora_handle
xml_attr :public
xml_attr :created_at
has_many :comments, :order => 'created_at ASC', :dependent => :destroy
has_many :post_visibilities
has_many :aspects, :through => :post_visibilities
has_many :mentions, :dependent => :delete_all
belongs_to :person
cattr_reader :per_page
@@per_page = 10
before_destroy :propogate_retraction
def user_refs
self.post_visibilities.count
end
def diaspora_handle= nd
self.person = Person.where(:diaspora_handle => nd).first
write_attribute(:diaspora_handle, nd)
end
def self.diaspora_initialize params
new_post = self.new params.to_hash
new_post.person = params[:person]
params[:aspect_ids].each do |aspect_id|
new_post.aspects << Aspect.find_by_id(aspect_id)
end if params[:aspect_ids]
new_post.public = params[:public] if params[:public]
new_post.pending = params[:pending] if params[:pending]
new_post.diaspora_handle = new_post.person.diaspora_handle
new_post
end
def as_json(opts={})
{
:post => {
:id => self.id,
:person => self.person.as_json,
}
}
end
def mutable?
false
end
def subscribers(user)
user.people_in_aspects(user.aspects_with_post(self.id))
end
def receive(user, person)
#exists locally, but you dont know about it
#does not exsist locally, and you dont know about it
#exists_locally?
#you know about it, and it is mutable
#you know about it, and it is not mutable
local_post = Post.where(:guid => self.guid).first
if local_post && local_post.person_id == self.person_id
known_post = user.visible_posts(:guid => self.guid).first
if known_post
if known_post.mutable?
known_post.update_attributes(self.attributes)
else
Rails.logger.info("event=receive payload_type=#{self.class} update=true status=abort sender=#{self.diaspora_handle} reason=immutable existing_post=#{known_post.id}")
end
else
user.add_post_to_aspects(local_post)
Rails.logger.info("event=receive payload_type=#{self.class} update=true status=complete sender=#{self.diaspora_handle} existing_post=#{local_post.id}")
return local_post
end
elsif !local_post
self.save
user.add_post_to_aspects(self)
Rails.logger.info("event=receive payload_type=#{self.class} update=false status=complete sender=#{self.diaspora_handle}")
return self
else
Rails.logger.info("event=receive payload_type=#{self.class} update=true status=abort sender=#{self.diaspora_handle} reason='update not from post owner' existing_post=#{self.id}")
end
end
protected
def propogate_retraction
self.person.owner.retract(self) if self.person.owner
end
end