diaspora/app/models/post.rb

108 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
require File.join(Rails.root, 'lib/encryptable')
require File.join(Rails.root, 'lib/diaspora/web_socket')
include MongoMapper::Document
include ApplicationHelper
include ROXML
include Diaspora::Webhooks
xml_reader :_id
xml_reader :diaspora_handle
xml_reader :public
xml_reader :created_at
key :public, Boolean, :default => false
key :diaspora_handle, String
key :user_refs, Integer, :default => 0
key :pending, Boolean, :default => false
key :aspect_ids, Array, :typecast => 'ObjectId'
many :comments, :class_name => 'Comment', :foreign_key => :post_id, :order => 'created_at ASC'
many :aspects, :in => :aspect_ids, :class_name => 'Aspect'
belongs_to :person, :class_name => 'Person'
timestamps!
cattr_reader :per_page
@@per_page = 10
before_destroy :propogate_retraction
after_destroy :destroy_comments
attr_accessible :user_refs
def self.instantiate params
new_post = self.new params.to_hash
new_post.person = params[:person]
new_post.aspect_ids = params[:aspect_ids]
new_post.public = params[:public]
new_post.pending = 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
on_pod = Post.find_by_id(self.id)
if on_pod && on_pod.diaspora_handle == self.diaspora_handle
known_post = user.find_visible_post_by_id(self.id)
if known_post
if known_post.mutable?
known_post.update_attributes(self.to_mongo)
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
elsif on_pod == self
user.update_user_refs_and_add_to_aspects(on_pod)
Rails.logger.info("event=receive payload_type=#{self.class} update=true status=complete sender=#{self.diaspora_handle} existing_post=#{on_pod.id}")
self
end
elsif !on_pod
user.update_user_refs_and_add_to_aspects(self)
Rails.logger.info("event=receive payload_type=#{self.class} update=false status=complete sender=#{self.diaspora_handle}")
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 destroy_comments
comments.each{|c| c.destroy}
end
def propogate_retraction
self.person.owner.retract(self)
end
end