linkml-activitypub/linkml_activitypub/activitypub.yaml

id: https://github.com/p2p_ld/linkml-activitypub
name: linkml-activitypub
title: linkml-activitypub
description: |-
  Extension of ActivityStreams2 schema to include ActivityPub Actor and other definitions
license: GNU GPL v3.0
see_also:
  - https://linkml-activitypub.readthedocs.io
  - https://github.com/p2p_ld/linkml-activitypub

imports:
- linkml:types
- activitystreams
prefixes:
  ap: http://www.w3.org/ns/activitystreams#
  as: http://www.w3.org/ns/activitystreams#
  linkml: https://w3id.org/linkml/
  owl: http://www.w3.org/2002/07/owl#
  rdf: http://www.w3.org/1999/02/22-rdf-syntax-ns#
  xml: http://www.w3.org/XML/1998/namespace
  xsd: http://www.w3.org/2001/XMLSchema#
  rdfs: http://www.w3.org/2000/01/rdf-schema#
default_prefix: ap

classes:
  Object:
    is_a: as:Object
    description: Describes an object of any kind. The Object type serves as the base type for most of the other kinds of objects defined in the Activity Vocabulary, including other Core types such as Activity, IntransitiveActivity, Collection and OrderedCollection.
    slots:
      - source
      - likes
      - shares
    class_uri: ap:Object
    disjoint_with: Link

  Actor:
    is_a: as:Actor
    slots:
      - inbox
      - outbox
      - following
      - followers
      - liked
      - streams
      - preferredUsername
      - endpoints

  Inbox:
    description: STUB

  Outbox:
    description: STUB

  Followers:
    is_a: Collection
    mixins:
      - ActorCollectionMixin

  Following:
    is_a: Collection
    mixins:
      - ActorCollectionMixin



  Likes:
    is_a: Collection
    slot_usage:
      items:
        range: as:Like

  Shares:
    is_a: Collection
    slot_usage:
      items:
        range: as:Announce


  Public:
    is_a: as:Collection
    description: The special "public" collection https://www.w3.org/TR/activitypub/#public-addressing

  Source:
    slots:
      - content
      - mediaType

  # Static Entities
  Endpoint:
    slots:
      - proxyURL
      - oauthAuthorizationEndpoint
      - oauthTokenEndpoint
      - provideClientKey
      - signClientKey
      - sharedInbox

  # Helper Classes

  HTTPMixin:
    description: "Mixin for collections that are supposed to behave as HTTP endpoints"
    mixin: true
    slots:
      - http_action # whatever you call "GET/POST/etc."

  CollectionMixin:
    description: "Additional props that are specified for some of the AP collections"
    mixin: true
    slots:
      - authorization
      - deduplication
      - filter # mapping between visibility levels and collection of actor

  ActorCollectionMixin:
    is_a: Collection
    mixin: true
    slot_usage:
      items:
        range: as:Actor

slots:
  source:
    slot_uri: ap:source
    range: Source
    domain_of:
      - Object
  inbox:
    description: STUB
    required: true
  outbox:
    description: STUB
    required: true
  endpoints:
    description: STUB
    multivalued: true
    range: Endpoints

  liked:
    description: STUB
    required: false
    multivalued: false
    domain_of:
      - as:Actor
    range: Likes

  likes:
    description: STUB
    required: false
    multivalued: false
    domain_of:
      - as:Object
    range: Likes
  shares:
    description: STUB
    required: false
    domain_of:
      - as:Object
    range: Shares