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Contents
# The {ActivityObject} is any object that receives actions. Examples are
# creating post, liking a comment, contacting a user.
#
# = ActivityObject subtypes
# All post, comment and user are {SocialStream::Models::Object objects}.
# Social Stream privides 3 {ActivityObject} subtypes, {Post}, {Comment} and
# {Actor}. The application developer can define as many {ActivityObject} subtypes
# as required.
# Objects are added to +config/initializers/social_stream.rb+
#
class ActivityObject < ActiveRecord::Base
# See {SocialStream::Models::Channeled}
channeled
# ActivityObject is a supertype of SocialStream.objects
supertype_of :object
acts_as_taggable
has_many :activity_object_activities, :dependent => :destroy
has_many :activities, :through => :activity_object_activities
validates_presence_of :object_type
scope :authored_by, lambda { |subject|
joins(:channel).merge(Channel.authored_by(subject))
}
# The object of this activity object
def object
subtype_instance.is_a?(Actor) ?
subtype_instance.subject :
subtype_instance
end
# The activity in which this activity_object was created
def post_activity
activities.includes(:activity_verb).where('activity_verbs.name' => 'post').first
end
# Does this {ActivityObject} has {Actor}?
def acts_as_actor?
object_type == "Actor"
end
end
Version data entries
32 entries across 32 versions & 2 rubygems