querying.rb

#   Copyright (c) 2010, Diaspora Inc.  This file is
#   licensed under the Affero General Public License version 3.  See
#   the COPYRIGHT file.



module Diaspora
  module UserModules
    module Querying

      def find_visible_post_by_id( id )
        self.raw_visible_posts.find id
      end

      def visible_posts( opts = {} )
        if opts[:by_members_of]
          return raw_visible_posts if opts[:by_members_of] == :all
          aspect = self.aspects.find_by_id( opts[:by_members_of].id )
          aspect.posts
        elsif opts[:from]
          self.raw_visible_posts.find_all_by_person_id(opts[:from].id, :order => 'created_at DESC')
        end
      end

      def visible_person_by_id( id )
        id = id.to_id
        return self.person if id == self.person.id
        result = friends.detect{|x| x.id == id }
        result = visible_people.detect{|x| x.id == id } unless result
        result
      end

      def aspect_by_id( id )
        id = id.to_id
        aspects.detect{|x| x.id == id }
      end

      def album_by_id( id )
        id = id.to_id
        albums.detect{|x| x.id == id }
      end

      def aspects_with_post( id )
        self.aspects.find_all_by_post_ids( id.to_id )
      end

      def aspects_with_person person
        id = person.id.to_id
        aspects.select { |g| g.person_ids.include? id}
      end

      def people_in_aspects aspects
        people = []
        aspects.each{ |aspect|
          people = people | aspect.people
        }
        people
      end

      def all_aspect_ids
        self.aspects.all.collect{|x| x.id}
      end

      def albums_by_aspect aspect
        aspect == :all ? raw_visible_posts.find_all_by__type("Album") : aspect.posts.find_all_by__type("Album")
      end
    end
  end
end